diff --git a/HACKING.rst b/HACKING.rst
index 3799046..0962f80 100644
--- a/HACKING.rst
+++ b/HACKING.rst
@@ -17,6 +17,7 @@
 - [T108] Check no hyphen at the end of rand_name() argument
 - [T109] Cannot use testtools.skip decorator; instead use
          decorators.skip_because from tempest-lib
+- [T110] Check that service client names of GET should be consistent
 - [N322] Method's default argument shouldn't be mutable
 
 Test Data/Configuration
@@ -329,24 +330,25 @@
         # The created server should be in the detailed list of all servers
         ...
 
-Tempest includes a ``check_uuid.py`` tool that will test for the existence
-and uniqueness of idempotent_id metadata for every test. By default the
-tool runs against the Tempest package by calling::
+Tempest-lib includes a ``check-uuid`` tool that will test for the existence
+and uniqueness of idempotent_id metadata for every test. If you have
+tempest-lib installed you run the tool against Tempest by calling from the
+tempest repo::
 
-    python check_uuid.py
+    check-uuid
 
 It can be invoked against any test suite by passing a package name::
 
-    python check_uuid.py --package <package_name>
+    check-uuid --package <package_name>
 
 Tests without an ``idempotent_id`` can be automatically fixed by running
 the command with the ``--fix`` flag, which will modify the source package
 by inserting randomly generated uuids for every test that does not have
 one::
 
-    python check_uuid.py --fix
+    check-uuid --fix
 
-The ``check_uuid.py`` tool is used as part of the tempest gate job
+The ``check-uuid`` tool is used as part of the tempest gate job
 to ensure that all tests have an ``idempotent_id`` decorator.
 
 Branchless Tempest Considerations
diff --git a/README.rst b/README.rst
index bf513bd..45cb4c0 100644
--- a/README.rst
+++ b/README.rst
@@ -22,8 +22,8 @@
 - Tempest should not touch private or implementation specific
   interfaces. This means not directly going to the database, not
   directly hitting the hypervisors, not testing extensions not
-  included in the OpenStack base. If there is some feature of
-  OpenStack that is not verifiable through standard interfaces, this
+  included in the OpenStack base. If there are some features of
+  OpenStack that are not verifiable through standard interfaces, this
   should be considered a possible enhancement.
 - Tempest strives for complete coverage of the OpenStack API and
   common scenarios that demonstrate a working cloud.
@@ -47,10 +47,11 @@
 assumptions related to that. For this section we'll only cover the newer method
 as it is simpler, and quicker to work with.
 
-#. You first need to install Tempest this is done with pip, after you check out
-   the Tempest repo you simply run something like::
+#. You first need to install Tempest. This is done with pip after you check out
+   the Tempest repo::
 
-    $ pip install tempest
+    $ git clone https://github.com/openstack/tempest/
+    $ pip install tempest/
 
    This can be done within a venv, but the assumption for this guide is that
    the Tempest cli entry point will be in your shell's PATH.
diff --git a/doc/source/configuration.rst b/doc/source/configuration.rst
index f228040..1b2b6d2 100644
--- a/doc/source/configuration.rst
+++ b/doc/source/configuration.rst
@@ -127,16 +127,16 @@
 unexpected failures in some tests.
 
 
-Non-locking test accounts (aka credentials config options)
-""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
+Legacy test accounts (aka credentials config options)
+"""""""""""""""""""""""""""""""""""""""""""""""""""""
 **Starting in the Liberty release this mechanism was deprecated and will be
 removed in a future release**
 
 When Tempest was refactored to allow for locking test accounts, the original
 non-tenant isolated case was converted to internally work similarly to the
-accounts.yaml file. This mechanism was then called the non-locking test accounts
-provider. To use the non-locking test accounts provider you can specify the sets
-of credentials in the configuration file like detailed above with following 9
+accounts.yaml file. This mechanism was then called the legacy test accounts
+provider. To use the legacy test accounts provider you can specify the sets of
+credentials in the configuration file like detailed above with following 9
 options in the identity section:
 
  #. username
@@ -363,6 +363,17 @@
 the same *catalog_type* as devstack or you want Tempest to talk to a different
 endpoint type instead of publicURL for a service that these need to be changed.
 
+.. note::
+
+    Tempest does not serve all kind of fancy URLs in the service catalog.
+    Service catalog should be in a standard format (which is going to be
+    standardized at keystone level).
+    Tempest expects URLs in the Service catalog in below format:
+     * http://example.com:1234/<version-info>
+    Examples:
+     * Good - http://example.com:1234/v2.0
+     * Wouldn’t work -  http://example.com:1234/xyz/v2.0/
+       (adding prefix/suffix around version etc)
 
 Service feature configuration
 -----------------------------
diff --git a/doc/source/plugin.rst b/doc/source/plugin.rst
index 72db6e9..29653a6 100644
--- a/doc/source/plugin.rst
+++ b/doc/source/plugin.rst
@@ -20,8 +20,43 @@
 to tempest-lib. In that situation, file a bug, push a migration patch, etc. to
 expedite providing the interface in a reliable manner.
 
+Plugin Cookiecutter
+-------------------
+
+In order to create the basic structure with base classes and test directories
+you can use the tempest-plugin-cookiecutter project::
+
+  > pip install -U cookiecutter && cookiecutter https://git.openstack.org/openstack/tempest-plugin-cookiecutter
+
+  Cloning into 'tempest-plugin-cookiecutter'...
+  remote: Counting objects: 17, done.
+  remote: Compressing objects: 100% (13/13), done.
+  remote: Total 17 (delta 1), reused 14 (delta 1)
+  Unpacking objects: 100% (17/17), done.
+  Checking connectivity... done.
+  project (default is "sample")? foo
+  testclass (default is "SampleTempestPlugin")? FooTempestPlugin
+
+This would create a folder called ``foo_tempest_plugin/`` with all necessary
+basic classes. You only need to move/create your test in
+``foo_tempest_plugin/tests``.
+
+Entry Point
+-----------
+
+Once you've created your plugin class you need to add an entry point to your
+project to enable tempest to find the plugin. The entry point must be added
+to the "tempest.test_plugins" namespace.
+
+If you are using pbr this is fairly straightforward, in the setup.cfg just add
+something like the following::
+
+  [entry_points]
+  tempest.test_plugins =
+      plugin_name = module.path:PluginClass
+
 Plugin Class
-------------
+============
 
 To provide tempest with all the required information it needs to be able to run
 your plugin you need to create a plugin class which tempest will load and call
@@ -42,28 +77,13 @@
 as the source for the abstract class will be prudent.
 
 Abstract Plugin Class
-^^^^^^^^^^^^^^^^^^^^^
+---------------------
 
 .. autoclass:: tempest.test_discover.plugins.TempestPlugin
    :members:
 
-Entry Point
------------
-
-Once you've created your plugin class you need to add an entry point to your
-project to enable tempest to find the plugin. The entry point must be added
-to the "tempest.test_plugins" namespace.
-
-If you are using pbr this is fairly straightforward, in the setup.cfg just add
-something like the following::
-
-  [entry_points]
-  tempest.test_plugins =
-      plugin_name = module.path:PluginClass
-
 Plugin Structure
-----------------
-
+================
 While there are no hard and fast rules for the structure a plugin, there are
 basically no constraints on what the plugin looks like as long as the 2 steps
 above are done. However,  there are some recommended patterns to follow to make
@@ -92,7 +112,7 @@
 being added in the plugin act and behave like the rest of tempest.
 
 Dealing with configuration options
-^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+----------------------------------
 
 Historically Tempest didn't provide external guarantees on its configuration
 options. However, with the introduction of the plugin interface this is no
diff --git a/requirements.txt b/requirements.txt
index c0a9254..17d063d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@
 # of appearance. Changing the order has an impact on the overall integration
 # process, which may cause wedges in the gate later.
 pbr>=1.6
-cliff>=1.14.0 # Apache-2.0
+cliff>=1.15.0 # Apache-2.0
 anyjson>=0.3.3
 httplib2>=0.7.5
 jsonschema!=2.5.0,<3.0.0,>=2.0.0
@@ -13,11 +13,11 @@
 testrepository>=0.0.18
 pyOpenSSL>=0.14
 oslo.concurrency>=2.3.0 # Apache-2.0
-oslo.config>=2.3.0 # Apache-2.0
+oslo.config>=2.7.0 # Apache-2.0
 oslo.i18n>=1.5.0 # Apache-2.0
-oslo.log>=1.8.0 # Apache-2.0
-oslo.serialization>=1.4.0 # Apache-2.0
-oslo.utils>=2.0.0 # Apache-2.0
+oslo.log>=1.12.0 # Apache-2.0
+oslo.serialization>=1.10.0 # Apache-2.0
+oslo.utils>=2.8.0 # Apache-2.0
 six>=1.9.0
 iso8601>=0.1.9
 fixtures>=1.3.1
diff --git a/run_tempest.sh b/run_tempest.sh
index 0f32045..a704684 100755
--- a/run_tempest.sh
+++ b/run_tempest.sh
@@ -104,9 +104,9 @@
   fi
 
   if [ $serial -eq 1 ]; then
-      ${wrapper} testr run --subunit $testrargs | ${wrapper} subunit-2to1 | ${wrapper} tools/colorizer.py
+      ${wrapper} testr run --subunit $testrargs | ${wrapper} subunit-trace -n -f
   else
-      ${wrapper} testr run --parallel --subunit $testrargs | ${wrapper} subunit-2to1 | ${wrapper} tools/colorizer.py
+      ${wrapper} testr run --parallel --subunit $testrargs | ${wrapper} subunit-trace -n -f
   fi
 }
 
diff --git a/run_tests.sh b/run_tests.sh
index 9a158e4..908056f 100755
--- a/run_tests.sh
+++ b/run_tests.sh
@@ -90,9 +90,9 @@
   fi
 
   if [ $serial -eq 1 ]; then
-      ${wrapper} testr run --subunit $testrargs | ${wrapper} subunit-2to1 | ${wrapper} tools/colorizer.py
+      ${wrapper} testr run --subunit $testrargs | ${wrapper} subunit-trace -n -f
   else
-      ${wrapper} testr run --parallel --subunit $testrargs | ${wrapper} subunit-2to1 | ${wrapper} tools/colorizer.py
+      ${wrapper} testr run --parallel --subunit $testrargs | ${wrapper} subunit-trace -n -f
   fi
 }
 
diff --git a/setup.cfg b/setup.cfg
index 46e21f1..ee61788 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -34,6 +34,7 @@
     tempest = tempest.cmd.main:main
 tempest.cm =
     init = tempest.cmd.init:TempestInit
+    cleanup = tempest.cmd.cleanup:TempestCleanup
 oslo.config.opts =
     tempest.config = tempest.config:list_opts
 
diff --git a/tempest/api/baremetal/admin/base.py b/tempest/api/baremetal/admin/base.py
index d7d2efe..80b69b9 100644
--- a/tempest/api/baremetal/admin/base.py
+++ b/tempest/api/baremetal/admin/base.py
@@ -98,8 +98,7 @@
     @classmethod
     @creates('chassis')
     def create_chassis(cls, description=None, expect_errors=False):
-        """
-        Wrapper utility for creating test chassis.
+        """Wrapper utility for creating test chassis.
 
         :param description: A description of the chassis. if not supplied,
             a random value will be generated.
@@ -114,8 +113,7 @@
     @creates('node')
     def create_node(cls, chassis_id, cpu_arch='x86', cpus=8, local_gb=10,
                     memory_mb=4096):
-        """
-        Wrapper utility for creating test baremetal nodes.
+        """Wrapper utility for creating test baremetal nodes.
 
         :param cpu_arch: CPU architecture of the node. Default: x86.
         :param cpus: Number of CPUs. Default: 8.
@@ -134,8 +132,7 @@
     @classmethod
     @creates('port')
     def create_port(cls, node_id, address, extra=None, uuid=None):
-        """
-        Wrapper utility for creating test ports.
+        """Wrapper utility for creating test ports.
 
         :param address: MAC address of the port.
         :param extra: Meta data of the port. If not supplied, an empty
@@ -152,8 +149,7 @@
 
     @classmethod
     def delete_chassis(cls, chassis_id):
-        """
-        Deletes a chassis having the specified UUID.
+        """Deletes a chassis having the specified UUID.
 
         :param uuid: The unique identifier of the chassis.
         :return: Server response.
@@ -169,8 +165,7 @@
 
     @classmethod
     def delete_node(cls, node_id):
-        """
-        Deletes a node having the specified UUID.
+        """Deletes a node having the specified UUID.
 
         :param uuid: The unique identifier of the node.
         :return: Server response.
@@ -186,8 +181,7 @@
 
     @classmethod
     def delete_port(cls, port_id):
-        """
-        Deletes a port having the specified UUID.
+        """Deletes a port having the specified UUID.
 
         :param uuid: The unique identifier of the port.
         :return: Server response.
diff --git a/tempest/api/compute/admin/test_agents.py b/tempest/api/compute/admin/test_agents.py
index 38f5fb7..d2b3a81 100644
--- a/tempest/api/compute/admin/test_agents.py
+++ b/tempest/api/compute/admin/test_agents.py
@@ -23,9 +23,7 @@
 
 
 class AgentsAdminTestJSON(base.BaseV2ComputeAdminTest):
-    """
-    Tests Agents API
-    """
+    """Tests Agents API"""
 
     @classmethod
     def setup_clients(cls):
diff --git a/tempest/api/compute/admin/test_aggregates.py b/tempest/api/compute/admin/test_aggregates.py
index 4d05ff7..ddd9aa0 100644
--- a/tempest/api/compute/admin/test_aggregates.py
+++ b/tempest/api/compute/admin/test_aggregates.py
@@ -22,10 +22,7 @@
 
 
 class AggregatesAdminTestJSON(base.BaseV2ComputeAdminTest):
-
-    """
-    Tests Aggregates API that require admin privileges
-    """
+    """Tests Aggregates API that require admin privileges"""
 
     _host_key = 'OS-EXT-SRV-ATTR:host'
 
diff --git a/tempest/api/compute/admin/test_aggregates_negative.py b/tempest/api/compute/admin/test_aggregates_negative.py
index bc1a854..181533b 100644
--- a/tempest/api/compute/admin/test_aggregates_negative.py
+++ b/tempest/api/compute/admin/test_aggregates_negative.py
@@ -22,10 +22,7 @@
 
 
 class AggregatesAdminNegativeTestJSON(base.BaseV2ComputeAdminTest):
-
-    """
-    Tests Aggregates API that require admin privileges
-    """
+    """Tests Aggregates API that require admin privileges"""
 
     @classmethod
     def setup_clients(cls):
diff --git a/tempest/api/compute/admin/test_availability_zone.py b/tempest/api/compute/admin/test_availability_zone.py
index 1b36ff2..5befa53 100644
--- a/tempest/api/compute/admin/test_availability_zone.py
+++ b/tempest/api/compute/admin/test_availability_zone.py
@@ -17,11 +17,8 @@
 from tempest import test
 
 
-class AZAdminV2TestJSON(base.BaseComputeAdminTest):
-    """
-    Tests Availability Zone API List
-    """
-    _api_version = 2
+class AZAdminV2TestJSON(base.BaseV2ComputeAdminTest):
+    """Tests Availability Zone API List"""
 
     @classmethod
     def setup_clients(cls):
diff --git a/tempest/api/compute/admin/test_availability_zone_negative.py b/tempest/api/compute/admin/test_availability_zone_negative.py
index be1c289..fe979d4 100644
--- a/tempest/api/compute/admin/test_availability_zone_negative.py
+++ b/tempest/api/compute/admin/test_availability_zone_negative.py
@@ -19,10 +19,7 @@
 
 
 class AZAdminNegativeTestJSON(base.BaseV2ComputeAdminTest):
-
-    """
-    Tests Availability Zone API List
-    """
+    """Tests Availability Zone API List"""
 
     @classmethod
     def setup_clients(cls):
diff --git a/tempest/api/compute/admin/test_baremetal_nodes.py b/tempest/api/compute/admin/test_baremetal_nodes.py
index 2599d86..b764483 100644
--- a/tempest/api/compute/admin/test_baremetal_nodes.py
+++ b/tempest/api/compute/admin/test_baremetal_nodes.py
@@ -20,9 +20,7 @@
 
 
 class BaremetalNodesAdminTestJSON(base.BaseV2ComputeAdminTest):
-    """
-    Tests Baremetal API
-    """
+    """Tests Baremetal API"""
 
     @classmethod
     def resource_setup(cls):
diff --git a/tempest/api/compute/admin/test_flavors.py b/tempest/api/compute/admin/test_flavors.py
index 085916e..1ef8f67 100644
--- a/tempest/api/compute/admin/test_flavors.py
+++ b/tempest/api/compute/admin/test_flavors.py
@@ -23,10 +23,7 @@
 
 
 class FlavorsAdminTestJSON(base.BaseV2ComputeAdminTest):
-
-    """
-    Tests Flavors API Create and Delete that require admin privileges
-    """
+    """Tests Flavors API Create and Delete that require admin privileges"""
 
     @classmethod
     def skip_checks(cls):
diff --git a/tempest/api/compute/admin/test_flavors_access.py b/tempest/api/compute/admin/test_flavors_access.py
index 0a11d52..2063267 100644
--- a/tempest/api/compute/admin/test_flavors_access.py
+++ b/tempest/api/compute/admin/test_flavors_access.py
@@ -19,9 +19,8 @@
 
 
 class FlavorsAccessTestJSON(base.BaseV2ComputeAdminTest):
+    """Tests Flavor Access API extension.
 
-    """
-    Tests Flavor Access API extension.
     Add and remove Flavor Access require admin privileges.
     """
 
diff --git a/tempest/api/compute/admin/test_flavors_access_negative.py b/tempest/api/compute/admin/test_flavors_access_negative.py
index 89ae1b5..5070fd7 100644
--- a/tempest/api/compute/admin/test_flavors_access_negative.py
+++ b/tempest/api/compute/admin/test_flavors_access_negative.py
@@ -23,9 +23,8 @@
 
 
 class FlavorsAccessNegativeTestJSON(base.BaseV2ComputeAdminTest):
+    """Tests Flavor Access API extension.
 
-    """
-    Tests Flavor Access API extension.
     Add and remove Flavor Access require admin privileges.
     """
 
diff --git a/tempest/api/compute/admin/test_flavors_extra_specs.py b/tempest/api/compute/admin/test_flavors_extra_specs.py
index 25dce6a..661cd18 100644
--- a/tempest/api/compute/admin/test_flavors_extra_specs.py
+++ b/tempest/api/compute/admin/test_flavors_extra_specs.py
@@ -19,9 +19,8 @@
 
 
 class FlavorsExtraSpecsTestJSON(base.BaseV2ComputeAdminTest):
+    """Tests Flavor Extra Spec API extension.
 
-    """
-    Tests Flavor Extra Spec API extension.
     SET, UNSET, UPDATE Flavor Extra specs require admin privileges.
     GET Flavor Extra specs can be performed even by without admin privileges.
     """
diff --git a/tempest/api/compute/admin/test_flavors_extra_specs_negative.py b/tempest/api/compute/admin/test_flavors_extra_specs_negative.py
index aa95454..14646e8 100644
--- a/tempest/api/compute/admin/test_flavors_extra_specs_negative.py
+++ b/tempest/api/compute/admin/test_flavors_extra_specs_negative.py
@@ -22,9 +22,8 @@
 
 
 class FlavorsExtraSpecsNegativeTestJSON(base.BaseV2ComputeAdminTest):
+    """Negative Tests Flavor Extra Spec API extension.
 
-    """
-    Negative Tests Flavor Extra Spec API extension.
     SET, UNSET, UPDATE Flavor Extra specs require admin privileges.
     """
 
diff --git a/tempest/api/compute/admin/test_floating_ips_bulk.py b/tempest/api/compute/admin/test_floating_ips_bulk.py
index e979616..fe05ddb 100644
--- a/tempest/api/compute/admin/test_floating_ips_bulk.py
+++ b/tempest/api/compute/admin/test_floating_ips_bulk.py
@@ -24,9 +24,8 @@
 
 
 class FloatingIPsBulkAdminTestJSON(base.BaseV2ComputeAdminTest):
-    """
-    Tests Floating IPs Bulk APIs Create, List and  Delete that
-    require admin privileges.
+    """Tests Floating IPs Bulk APIs that require admin privileges.
+
     API documentation - http://docs.openstack.org/api/openstack-compute/2/
     content/ext-os-floating-ips-bulk.html
     """
diff --git a/tempest/api/compute/admin/test_hosts.py b/tempest/api/compute/admin/test_hosts.py
index 6d8788f..f6ea3a4 100644
--- a/tempest/api/compute/admin/test_hosts.py
+++ b/tempest/api/compute/admin/test_hosts.py
@@ -18,10 +18,7 @@
 
 
 class HostsAdminTestJSON(base.BaseV2ComputeAdminTest):
-
-    """
-    Tests hosts API using admin privileges.
-    """
+    """Tests hosts API using admin privileges."""
 
     @classmethod
     def setup_clients(cls):
diff --git a/tempest/api/compute/admin/test_hosts_negative.py b/tempest/api/compute/admin/test_hosts_negative.py
index 4c8d8a2..65ada4d 100644
--- a/tempest/api/compute/admin/test_hosts_negative.py
+++ b/tempest/api/compute/admin/test_hosts_negative.py
@@ -20,10 +20,7 @@
 
 
 class HostsAdminNegativeTestJSON(base.BaseV2ComputeAdminTest):
-
-    """
-    Tests hosts API using admin privileges.
-    """
+    """Tests hosts API using admin privileges."""
 
     @classmethod
     def setup_clients(cls):
diff --git a/tempest/api/compute/admin/test_hypervisor.py b/tempest/api/compute/admin/test_hypervisor.py
index 186867e..113ec40 100644
--- a/tempest/api/compute/admin/test_hypervisor.py
+++ b/tempest/api/compute/admin/test_hypervisor.py
@@ -18,10 +18,7 @@
 
 
 class HypervisorAdminTestJSON(base.BaseV2ComputeAdminTest):
-
-    """
-    Tests Hypervisors API that require admin privileges
-    """
+    """Tests Hypervisors API that require admin privileges"""
 
     @classmethod
     def setup_clients(cls):
diff --git a/tempest/api/compute/admin/test_hypervisor_negative.py b/tempest/api/compute/admin/test_hypervisor_negative.py
index ca4a691..0e8012a 100644
--- a/tempest/api/compute/admin/test_hypervisor_negative.py
+++ b/tempest/api/compute/admin/test_hypervisor_negative.py
@@ -23,10 +23,7 @@
 
 
 class HypervisorAdminNegativeTestJSON(base.BaseV2ComputeAdminTest):
-
-    """
-    Tests Hypervisors API that require admin privileges
-    """
+    """Tests Hypervisors API that require admin privileges"""
 
     @classmethod
     def setup_clients(cls):
diff --git a/tempest/api/compute/admin/test_live_migration.py b/tempest/api/compute/admin/test_live_migration.py
index 34ec78d..7c4c30c 100644
--- a/tempest/api/compute/admin/test_live_migration.py
+++ b/tempest/api/compute/admin/test_live_migration.py
@@ -14,8 +14,6 @@
 #    under the License.
 
 
-from collections import namedtuple
-
 import testtools
 
 from tempest.api.compute import base
@@ -26,13 +24,22 @@
 CONF = config.CONF
 
 
-CreatedServer = namedtuple('CreatedServer', 'server_id, volume_backed')
-
-
 class LiveBlockMigrationTestJSON(base.BaseV2ComputeAdminTest):
     _host_key = 'OS-EXT-SRV-ATTR:host'
 
     @classmethod
+    def skip_checks(cls):
+        super(LiveBlockMigrationTestJSON, cls).skip_checks()
+
+        if not CONF.compute_feature_enabled.live_migration:
+            skip_msg = ("%s skipped as live-migration is "
+                        "not available" % cls.__name__)
+            raise cls.skipException(skip_msg)
+        if CONF.compute.min_compute_nodes < 2:
+            raise cls.skipException(
+                "Less than 2 compute nodes, skipping migration test.")
+
+    @classmethod
     def setup_clients(cls):
         super(LiveBlockMigrationTestJSON, cls).setup_clients()
         cls.admin_hosts_client = cls.os_adm.hosts_client
@@ -40,15 +47,8 @@
         cls.admin_migration_client = cls.os_adm.migrations_client
 
     @classmethod
-    def resource_setup(cls):
-        super(LiveBlockMigrationTestJSON, cls).resource_setup()
-
-        # list of CreatedServer namedtuples
-        # TODO(mriedem): Remove the instance variable and shared server re-use
-        cls.created_servers = []
-
-    def _get_compute_hostnames(self):
-        body = self.admin_hosts_client.list_hosts()['hosts']
+    def _get_compute_hostnames(cls):
+        body = cls.admin_hosts_client.list_hosts()['hosts']
         return [
             host_record['host_name']
             for host_record in body
@@ -62,18 +62,12 @@
     def _get_host_for_server(self, server_id):
         return self._get_server_details(server_id)[self._host_key]
 
-    def _migrate_server_to(self, server_id, dest_host):
-        # volume backed instances shouldn't be block migrated
-        for id, volume_backed in self.created_servers:
-            if server_id == id:
-                use_block_migration = not volume_backed
-                break
-        else:
-            raise ValueError('Server with id %s not found.' % server_id)
-        bmflm = (CONF.compute_feature_enabled.
-                 block_migration_for_live_migration and use_block_migration)
+    def _migrate_server_to(self, server_id, dest_host, volume_backed):
+        block_migration = (CONF.compute_feature_enabled.
+                           block_migration_for_live_migration and
+                           not volume_backed)
         body = self.admin_servers_client.live_migrate_server(
-            server_id, host=dest_host, block_migration=bmflm,
+            server_id, host=dest_host, block_migration=block_migration,
             disk_over_commit=False)
         return body
 
@@ -85,19 +79,10 @@
     def _get_server_status(self, server_id):
         return self._get_server_details(server_id)['status']
 
-    def _get_an_active_server(self, volume_backed=False):
-        for server_id, vol_backed in self.created_servers:
-            if ('ACTIVE' == self._get_server_status(server_id) and
-                    volume_backed == vol_backed):
-                return server_id
-        else:
+    def _create_server(self, volume_backed=False):
             server = self.create_test_server(wait_until="ACTIVE",
                                              volume_backed=volume_backed)
-            server_id = server['id']
-            new_server = CreatedServer(server_id=server_id,
-                                       volume_backed=volume_backed)
-            self.created_servers.append(new_server)
-            return server_id
+            return server['id']
 
     def _volume_clean_up(self, server_id, volume_id):
         body = self.volumes_client.show_volume(volume_id)['volume']
@@ -117,11 +102,8 @@
         :param volume_backed: If the instance is volume backed or not. If
                               volume_backed, *block* migration is not used.
         """
-        # Live block migrate an instance to another host
-        if len(self._get_compute_hostnames()) < 2:
-            raise self.skipTest(
-                "Less than 2 compute nodes, skipping migration test.")
-        server_id = self._get_an_active_server(volume_backed=volume_backed)
+        # Live migrate an instance to another host
+        server_id = self._create_server(volume_backed=volume_backed)
         actual_host = self._get_host_for_server(server_id)
         target_host = self._get_host_other_than(actual_host)
 
@@ -130,7 +112,7 @@
             waiters.wait_for_server_status(self.admin_servers_client,
                                            server_id, state)
 
-        self._migrate_server_to(server_id, target_host)
+        self._migrate_server_to(server_id, target_host, volume_backed)
         waiters.wait_for_server_status(self.servers_client, server_id, state)
         migration_list = (self.admin_migration_client.list_migrations()
                           ['migrations'])
@@ -145,14 +127,10 @@
                          msg)
 
     @test.idempotent_id('1dce86b8-eb04-4c03-a9d8-9c1dc3ee0c7b')
-    @testtools.skipUnless(CONF.compute_feature_enabled.live_migration,
-                          'Live migration not available')
     def test_live_block_migration(self):
         self._test_live_migration()
 
     @test.idempotent_id('1e107f21-61b2-4988-8f22-b196e938ab88')
-    @testtools.skipUnless(CONF.compute_feature_enabled.live_migration,
-                          'Live migration not available')
     @testtools.skipUnless(CONF.compute_feature_enabled.pause,
                           'Pause is not available.')
     @testtools.skipUnless(CONF.compute_feature_enabled
@@ -163,26 +141,19 @@
         self._test_live_migration(state='PAUSED')
 
     @test.idempotent_id('5071cf17-3004-4257-ae61-73a84e28badd')
-    @testtools.skipUnless(CONF.compute_feature_enabled.live_migration,
-                          'Live migration not available')
     @test.services('volume')
     def test_volume_backed_live_migration(self):
         self._test_live_migration(volume_backed=True)
 
     @test.idempotent_id('e19c0cc6-6720-4ed8-be83-b6603ed5c812')
-    @testtools.skipIf(not CONF.compute_feature_enabled.live_migration or not
-                      CONF.compute_feature_enabled.
+    @testtools.skipIf(not CONF.compute_feature_enabled.
                       block_migration_for_live_migration,
                       'Block Live migration not available')
     @testtools.skipIf(not CONF.compute_feature_enabled.
                       block_migrate_cinder_iscsi,
                       'Block Live migration not configured for iSCSI')
     def test_iscsi_volume(self):
-        # Live block migrate an instance to another host
-        if len(self._get_compute_hostnames()) < 2:
-            raise self.skipTest(
-                "Less than 2 compute nodes, skipping migration test.")
-        server_id = self._get_an_active_server()
+        server_id = self._create_server()
         actual_host = self._get_host_for_server(server_id)
         target_host = self._get_host_other_than(actual_host)
 
diff --git a/tempest/api/compute/admin/test_networks.py b/tempest/api/compute/admin/test_networks.py
index 1da3f6e..e5c8790 100644
--- a/tempest/api/compute/admin/test_networks.py
+++ b/tempest/api/compute/admin/test_networks.py
@@ -20,11 +20,9 @@
 CONF = config.CONF
 
 
-class NetworksTest(base.BaseComputeAdminTest):
-    _api_version = 2
+class NetworksTest(base.BaseV2ComputeAdminTest):
+    """Tests Nova Networks API that usually requires admin privileges.
 
-    """
-    Tests Nova Networks API that usually requires admin privileges.
     API docs:
     http://developer.openstack.org/api-ref-compute-v2-ext.html#ext-os-networks
     """
diff --git a/tempest/api/compute/admin/test_quotas.py b/tempest/api/compute/admin/test_quotas.py
index dbca6bb..fa1c666 100644
--- a/tempest/api/compute/admin/test_quotas.py
+++ b/tempest/api/compute/admin/test_quotas.py
@@ -151,8 +151,7 @@
 
 
 class QuotaClassesAdminTestJSON(base.BaseV2ComputeAdminTest):
-    """Tests the os-quota-class-sets API to update default quotas.
-    """
+    """Tests the os-quota-class-sets API to update default quotas."""
 
     def setUp(self):
         # All test cases in this class need to externally lock on doing
diff --git a/tempest/api/compute/admin/test_servers.py b/tempest/api/compute/admin/test_servers.py
index dfaa5d5..b038c6b 100644
--- a/tempest/api/compute/admin/test_servers.py
+++ b/tempest/api/compute/admin/test_servers.py
@@ -22,10 +22,7 @@
 
 
 class ServersAdminTestJSON(base.BaseV2ComputeAdminTest):
-
-    """
-    Tests Servers API using admin privileges
-    """
+    """Tests Servers API using admin privileges"""
 
     _host_key = 'OS-EXT-SRV-ATTR:host'
 
@@ -150,7 +147,7 @@
     @test.idempotent_id('31ff3486-b8a0-4f56-a6c0-aab460531db3')
     def test_get_server_diagnostics_by_admin(self):
         # Retrieve server diagnostics by admin user
-        diagnostic = self.client.get_server_diagnostics(self.s1_id)
+        diagnostic = self.client.show_server_diagnostics(self.s1_id)
         basic_attrs = ['rx_packets', 'rx_errors', 'rx_drop',
                        'tx_packets', 'tx_errors', 'tx_drop',
                        'read_req', 'write_req', 'cpu', 'memory']
diff --git a/tempest/api/compute/admin/test_servers_negative.py b/tempest/api/compute/admin/test_servers_negative.py
index c2dc94c..7c5e8d0 100644
--- a/tempest/api/compute/admin/test_servers_negative.py
+++ b/tempest/api/compute/admin/test_servers_negative.py
@@ -28,10 +28,7 @@
 
 
 class ServersAdminNegativeTestJSON(base.BaseV2ComputeAdminTest):
-
-    """
-    Tests Servers API using admin privileges
-    """
+    """Tests Servers API using admin privileges"""
 
     @classmethod
     def setup_clients(cls):
@@ -133,7 +130,7 @@
     def test_get_server_diagnostics_by_non_admin(self):
         # Non-admin user can not view server diagnostics according to policy
         self.assertRaises(lib_exc.Forbidden,
-                          self.non_adm_client.get_server_diagnostics,
+                          self.non_adm_client.show_server_diagnostics,
                           self.s1_id)
 
     @test.attr(type=['negative'])
diff --git a/tempest/api/compute/admin/test_services.py b/tempest/api/compute/admin/test_services.py
index 4d7dea5..8648b9f 100644
--- a/tempest/api/compute/admin/test_services.py
+++ b/tempest/api/compute/admin/test_services.py
@@ -19,10 +19,7 @@
 
 
 class ServicesAdminTestJSON(base.BaseV2ComputeAdminTest):
-
-    """
-    Tests Services API. List and Enable/Disable require admin privileges.
-    """
+    """Tests Services API. List and Enable/Disable require admin privileges."""
 
     @classmethod
     def setup_clients(cls):
diff --git a/tempest/api/compute/admin/test_services_negative.py b/tempest/api/compute/admin/test_services_negative.py
index 0c81ccb..e57401a 100644
--- a/tempest/api/compute/admin/test_services_negative.py
+++ b/tempest/api/compute/admin/test_services_negative.py
@@ -19,10 +19,7 @@
 
 
 class ServicesAdminNegativeTestJSON(base.BaseV2ComputeAdminTest):
-
-    """
-    Tests Services API. List and Enable/Disable require admin privileges.
-    """
+    """Tests Services API. List and Enable/Disable require admin privileges."""
 
     @classmethod
     def setup_clients(cls):
diff --git a/tempest/api/compute/base.py b/tempest/api/compute/base.py
index ec2192f..5bc0769 100644
--- a/tempest/api/compute/base.py
+++ b/tempest/api/compute/base.py
@@ -18,11 +18,11 @@
 from oslo_log import log as logging
 from tempest_lib import exceptions as lib_exc
 
+from tempest.common import api_version_utils
 from tempest.common import compute
 from tempest.common.utils import data_utils
 from tempest.common import waiters
 from tempest import config
-from tempest import exceptions
 import tempest.test
 
 CONF = config.CONF
@@ -30,10 +30,10 @@
 LOG = logging.getLogger(__name__)
 
 
-class BaseComputeTest(tempest.test.BaseTestCase):
+class BaseV2ComputeTest(api_version_utils.BaseMicroversionTest,
+                        tempest.test.BaseTestCase):
     """Base test case class for all Compute API tests."""
 
-    _api_version = 2
     force_tenant_isolation = False
 
     # TODO(andreaf) We should care also for the alt_manager here
@@ -42,29 +42,31 @@
 
     @classmethod
     def skip_checks(cls):
-        super(BaseComputeTest, cls).skip_checks()
+        super(BaseV2ComputeTest, cls).skip_checks()
         if not CONF.service_available.nova:
             raise cls.skipException("Nova is not available")
-        if cls._api_version != 2:
-            msg = ("Unexpected API version is specified (%s)" %
-                   cls._api_version)
-            raise exceptions.InvalidConfiguration(message=msg)
+        cfg_min_version = CONF.compute_feature_enabled.min_microversion
+        cfg_max_version = CONF.compute_feature_enabled.max_microversion
+        api_version_utils.check_skip_with_microversion(cls.min_microversion,
+                                                       cls.max_microversion,
+                                                       cfg_min_version,
+                                                       cfg_max_version)
 
     @classmethod
     def setup_credentials(cls):
         cls.set_network_resources()
-        super(BaseComputeTest, cls).setup_credentials()
+        super(BaseV2ComputeTest, cls).setup_credentials()
 
     @classmethod
     def setup_clients(cls):
-        super(BaseComputeTest, cls).setup_clients()
+        super(BaseV2ComputeTest, cls).setup_clients()
         cls.servers_client = cls.os.servers_client
         cls.server_groups_client = cls.os.server_groups_client
         cls.flavors_client = cls.os.flavors_client
         cls.images_client = cls.os.images_client
         cls.extensions_client = cls.os.extensions_client
         cls.floating_ip_pools_client = cls.os.floating_ip_pools_client
-        cls.floating_ips_client = cls.os.floating_ips_client
+        cls.floating_ips_client = cls.os.compute_floating_ips_client
         cls.keypairs_client = cls.os.keypairs_client
         cls.security_group_rules_client = cls.os.security_group_rules_client
         cls.security_groups_client = cls.os.security_groups_client
@@ -96,7 +98,7 @@
 
     @classmethod
     def resource_setup(cls):
-        super(BaseComputeTest, cls).resource_setup()
+        super(BaseV2ComputeTest, cls).resource_setup()
         cls.build_interval = CONF.compute.build_interval
         cls.build_timeout = CONF.compute.build_timeout
         cls.ssh_user = CONF.compute.ssh_user
@@ -117,7 +119,7 @@
         cls.clear_servers()
         cls.clear_security_groups()
         cls.clear_server_groups()
-        super(BaseComputeTest, cls).resource_cleanup()
+        super(BaseV2ComputeTest, cls).resource_cleanup()
 
     @classmethod
     def clear_servers(cls):
@@ -144,10 +146,11 @@
     @classmethod
     def server_check_teardown(cls):
         """Checks is the shared server clean enough for subsequent test.
+
            Method will delete the server when it's dirty.
            The setUp method is responsible for creating a new server.
            Exceptions raised in tearDown class are fails the test case,
-           This method supposed to use only by tierDown methods, when
+           This method supposed to use only by tearDown methods, when
            the shared server_id is stored in the server_id of the class.
         """
         if getattr(cls, 'server_id', None) is not None:
@@ -356,22 +359,13 @@
         return ip_or_server
 
 
-class BaseV2ComputeTest(BaseComputeTest):
-    _api_version = 2
-
-
-class BaseComputeAdminTest(BaseComputeTest):
+class BaseV2ComputeAdminTest(BaseV2ComputeTest):
     """Base test case class for Compute Admin API tests."""
 
     credentials = ['primary', 'admin']
 
     @classmethod
     def setup_clients(cls):
-        super(BaseComputeAdminTest, cls).setup_clients()
+        super(BaseV2ComputeAdminTest, cls).setup_clients()
         cls.availability_zone_admin_client = (
             cls.os_adm.availability_zone_client)
-
-
-class BaseV2ComputeAdminTest(BaseComputeAdminTest):
-    """Base test case class for Compute Admin V2 API tests."""
-    _api_version = 2
diff --git a/tempest/api/compute/certificates/test_certificates.py b/tempest/api/compute/certificates/test_certificates.py
index 0096fc2..d5c7302 100644
--- a/tempest/api/compute/certificates/test_certificates.py
+++ b/tempest/api/compute/certificates/test_certificates.py
@@ -20,9 +20,7 @@
 CONF = config.CONF
 
 
-class CertificatesV2TestJSON(base.BaseComputeTest):
-
-    _api_version = 2
+class CertificatesV2TestJSON(base.BaseV2ComputeTest):
 
     @classmethod
     def skip_checks(cls):
diff --git a/tempest/api/compute/flavors/test_flavors.py b/tempest/api/compute/flavors/test_flavors.py
index e114c80..7e01296 100644
--- a/tempest/api/compute/flavors/test_flavors.py
+++ b/tempest/api/compute/flavors/test_flavors.py
@@ -17,9 +17,7 @@
 from tempest import test
 
 
-class FlavorsV2TestJSON(base.BaseComputeTest):
-
-    _api_version = 2
+class FlavorsV2TestJSON(base.BaseV2ComputeTest):
     _min_disk = 'minDisk'
     _min_ram = 'minRam'
 
diff --git a/tempest/api/compute/floating_ips/test_floating_ips_actions_negative.py b/tempest/api/compute/floating_ips/test_floating_ips_actions_negative.py
index 64aac80..0223c0d 100644
--- a/tempest/api/compute/floating_ips/test_floating_ips_actions_negative.py
+++ b/tempest/api/compute/floating_ips/test_floating_ips_actions_negative.py
@@ -60,7 +60,7 @@
         # to a project should fail
         self.assertRaises(lib_exc.NotFound,
                           self.client.create_floating_ip,
-                          "non_exist_pool")
+                          pool="non_exist_pool")
 
     @test.attr(type=['negative'])
     @test.idempotent_id('ae1c55a8-552b-44d4-bfb6-2a115a15d0ba')
diff --git a/tempest/api/compute/keypairs/base.py b/tempest/api/compute/keypairs/base.py
index 76e5573..15f231b 100644
--- a/tempest/api/compute/keypairs/base.py
+++ b/tempest/api/compute/keypairs/base.py
@@ -16,11 +16,9 @@
 from tempest.api.compute import base
 
 
-class BaseKeypairTest(base.BaseComputeTest):
+class BaseKeypairTest(base.BaseV2ComputeTest):
     """Base test case class for all keypair API tests."""
 
-    _api_version = 2
-
     @classmethod
     def setup_clients(cls):
         super(BaseKeypairTest, cls).setup_clients()
diff --git a/tempest/api/compute/servers/test_availability_zone.py b/tempest/api/compute/servers/test_availability_zone.py
index 080441a..76da317 100644
--- a/tempest/api/compute/servers/test_availability_zone.py
+++ b/tempest/api/compute/servers/test_availability_zone.py
@@ -17,11 +17,8 @@
 from tempest import test
 
 
-class AZV2TestJSON(base.BaseComputeTest):
-    """
-    Tests Availability Zone API List
-    """
-    _api_version = 2
+class AZV2TestJSON(base.BaseV2ComputeTest):
+    """Tests Availability Zone API List"""
 
     @classmethod
     def setup_clients(cls):
diff --git a/tempest/api/compute/servers/test_create_server.py b/tempest/api/compute/servers/test_create_server.py
index 902b72c..f51c2db 100644
--- a/tempest/api/compute/servers/test_create_server.py
+++ b/tempest/api/compute/servers/test_create_server.py
@@ -150,7 +150,7 @@
                                          wait_until='ACTIVE')
 
         # Check a server is in the group
-        server_group = (self.server_groups_client.get_server_group(group_id)
+        server_group = (self.server_groups_client.show_server_group(group_id)
                         ['server_group'])
         self.assertIn(server['id'], server_group['members'])
 
diff --git a/tempest/api/compute/servers/test_instance_actions.py b/tempest/api/compute/servers/test_instance_actions.py
index 97d47fd..814aec7 100644
--- a/tempest/api/compute/servers/test_instance_actions.py
+++ b/tempest/api/compute/servers/test_instance_actions.py
@@ -47,7 +47,7 @@
     @test.idempotent_id('aacc71ca-1d70-4aa5-bbf6-0ff71470e43c')
     def test_get_instance_action(self):
         # Get the action details of the provided server
-        body = self.client.get_instance_action(
+        body = self.client.show_instance_action(
             self.server_id, self.request_id)['instanceAction']
         self.assertEqual(self.server_id, body['instance_uuid'])
         self.assertEqual('create', body['action'])
diff --git a/tempest/api/compute/servers/test_instance_actions_negative.py b/tempest/api/compute/servers/test_instance_actions_negative.py
index 6567da1..ac66d05 100644
--- a/tempest/api/compute/servers/test_instance_actions_negative.py
+++ b/tempest/api/compute/servers/test_instance_actions_negative.py
@@ -46,5 +46,5 @@
     @test.idempotent_id('0269f40a-6f18-456c-b336-c03623c897f1')
     def test_get_instance_action_invalid_request(self):
         # Get the action details of the provided server with invalid request
-        self.assertRaises(lib_exc.NotFound, self.client.get_instance_action,
+        self.assertRaises(lib_exc.NotFound, self.client.show_instance_action,
                           self.server_id, '999')
diff --git a/tempest/api/compute/servers/test_multiple_create.py b/tempest/api/compute/servers/test_multiple_create.py
index a945411..eb1beb1 100644
--- a/tempest/api/compute/servers/test_multiple_create.py
+++ b/tempest/api/compute/servers/test_multiple_create.py
@@ -25,10 +25,9 @@
         return data_utils.rand_name(self._name)
 
     def _create_multiple_servers(self, name=None, wait_until=None, **kwargs):
-        """
-        This is the right way to create_multiple servers and manage to get the
-        created servers into the servers list to be cleaned up after all.
-        """
+        # NOTE: This is the right way to create_multiple servers and manage to
+        # get the created servers into the servers list to be cleaned up after
+        # all.
         kwargs['name'] = name if name else self._generate_name()
         if wait_until:
             kwargs['wait_until'] = wait_until
diff --git a/tempest/api/compute/servers/test_multiple_create_negative.py b/tempest/api/compute/servers/test_multiple_create_negative.py
index 8135768..3d8a732 100644
--- a/tempest/api/compute/servers/test_multiple_create_negative.py
+++ b/tempest/api/compute/servers/test_multiple_create_negative.py
@@ -27,10 +27,8 @@
         return data_utils.rand_name(self._name)
 
     def _create_multiple_servers(self, name=None, wait_until=None, **kwargs):
-        """
-        This is the right way to create_multiple servers and manage to get the
-        created servers into the servers list to be cleaned up after all.
-        """
+        # This is the right way to create_multiple servers and manage to get
+        # the created servers into the servers list to be cleaned up after all.
         kwargs['name'] = kwargs.get('name', self._generate_name())
         body = self.create_test_server(**kwargs)
 
diff --git a/tempest/api/compute/servers/test_server_actions.py b/tempest/api/compute/servers/test_server_actions.py
index a59cb16..0754d27 100644
--- a/tempest/api/compute/servers/test_server_actions.py
+++ b/tempest/api/compute/servers/test_server_actions.py
@@ -52,7 +52,7 @@
         except Exception:
             # Rebuild server if something happened to it during a test
             self.__class__.server_id = self.rebuild_server(
-                self.server_id, validatable=True)['server']
+                self.server_id, validatable=True)
 
     def tearDown(self):
         self.server_check_teardown()
diff --git a/tempest/api/compute/servers/test_server_group.py b/tempest/api/compute/servers/test_server_group.py
index 0da7912..c23b365 100644
--- a/tempest/api/compute/servers/test_server_group.py
+++ b/tempest/api/compute/servers/test_server_group.py
@@ -21,8 +21,8 @@
 
 
 class ServerGroupTestJSON(base.BaseV2ComputeTest):
-    """
-    These tests check for the server-group APIs
+    """These tests check for the server-group APIs
+
     They create/delete server-groups with different policies.
     policies = affinity/anti-affinity
     It also adds the tests for list and get details of server-groups
@@ -104,9 +104,9 @@
             self._delete_server_group(server_groups[i])
 
     @test.idempotent_id('b3545034-dd78-48f0-bdc2-a4adfa6d0ead')
-    def test_get_server_group(self):
+    def test_show_server_group(self):
         # Get the server-group
-        body = self.client.get_server_group(
+        body = self.client.show_server_group(
             self.created_server_group['id'])['server_group']
         self.assertEqual(self.created_server_group, body)
 
diff --git a/tempest/api/compute/servers/test_server_metadata.py b/tempest/api/compute/servers/test_server_metadata.py
index 77ddb3b..9c07677 100644
--- a/tempest/api/compute/servers/test_server_metadata.py
+++ b/tempest/api/compute/servers/test_server_metadata.py
@@ -87,8 +87,8 @@
     @test.idempotent_id('3043c57d-7e0e-49a6-9a96-ad569c265e6a')
     def test_get_server_metadata_item(self):
         # The value for a specific metadata key should be returned
-        meta = self.client.get_server_metadata_item(self.server_id,
-                                                    'key2')['meta']
+        meta = self.client.show_server_metadata_item(self.server_id,
+                                                     'key2')['meta']
         self.assertEqual('value2', meta['key2'])
 
     @test.idempotent_id('58c02d4f-5c67-40be-8744-d3fa5982eb1c')
diff --git a/tempest/api/compute/servers/test_server_metadata_negative.py b/tempest/api/compute/servers/test_server_metadata_negative.py
index cee60fb..18d80be 100644
--- a/tempest/api/compute/servers/test_server_metadata_negative.py
+++ b/tempest/api/compute/servers/test_server_metadata_negative.py
@@ -67,7 +67,7 @@
         # GET on a non-existent server should not succeed
         non_existent_server_id = data_utils.rand_uuid()
         self.assertRaises(lib_exc.NotFound,
-                          self.client.get_server_metadata_item,
+                          self.client.show_server_metadata_item,
                           non_existent_server_id,
                           'test2')
 
diff --git a/tempest/api/compute/servers/test_server_password.py b/tempest/api/compute/servers/test_server_password.py
index 35c2cfd..9b41708 100644
--- a/tempest/api/compute/servers/test_server_password.py
+++ b/tempest/api/compute/servers/test_server_password.py
@@ -32,7 +32,7 @@
 
     @test.idempotent_id('f83b582f-62a8-4f22-85b0-0dee50ff783a')
     def test_get_server_password(self):
-        self.client.get_password(self.server['id'])
+        self.client.show_password(self.server['id'])
 
     @test.idempotent_id('f8229e8b-b625-4493-800a-bde86ac611ea')
     def test_delete_server_password(self):
diff --git a/tempest/api/compute/servers/test_servers.py b/tempest/api/compute/servers/test_servers.py
index d2fb652..8e2fbf1 100644
--- a/tempest/api/compute/servers/test_servers.py
+++ b/tempest/api/compute/servers/test_servers.py
@@ -71,9 +71,10 @@
         server = self.client.show_server(server['id'])['server']
         self.assertEqual(key_name, server['key_name'])
 
-    def _update_server_name(self, server_id, status):
+    def _update_server_name(self, server_id, status, prefix_name='server'):
         # The server name should be changed to the the provided value
-        new_name = data_utils.rand_name('server')
+        new_name = data_utils.rand_name(prefix_name)
+
         # Update the server with a new name
         self.client.update_server(server_id,
                                   name=new_name)
@@ -88,8 +89,9 @@
     def test_update_server_name(self):
         # The server name should be changed to the the provided value
         server = self.create_test_server(wait_until='ACTIVE')
-
-        self._update_server_name(server['id'], 'ACTIVE')
+        # Update instance name with non-ASCII characters
+        prefix_name = u'\u00CD\u00F1st\u00E1\u00F1c\u00E9'
+        self._update_server_name(server['id'], 'ACTIVE', prefix_name)
 
     @test.idempotent_id('6ac19cb1-27a3-40ec-b350-810bdc04c08e')
     def test_update_server_name_in_stop_state(self):
@@ -97,7 +99,11 @@
         server = self.create_test_server(wait_until='ACTIVE')
         self.client.stop_server(server['id'])
         waiters.wait_for_server_status(self.client, server['id'], 'SHUTOFF')
-        updated_server = self._update_server_name(server['id'], 'SHUTOFF')
+        # Update instance name with non-ASCII characters
+        prefix_name = u'\u00CD\u00F1st\u00E1\u00F1c\u00E9'
+        updated_server = self._update_server_name(server['id'],
+                                                  'SHUTOFF',
+                                                  prefix_name)
         self.assertNotIn('progress', updated_server)
 
     @test.idempotent_id('89b90870-bc13-4b73-96af-f9d4f2b70077')
diff --git a/tempest/api/compute/test_authorization.py b/tempest/api/compute/test_authorization.py
index f8d0cca..436ed2f 100644
--- a/tempest/api/compute/test_authorization.py
+++ b/tempest/api/compute/test_authorization.py
@@ -400,7 +400,7 @@
         self.addCleanup(self.client.delete_server_metadata_item,
                         self.server['id'], 'meta1')
         self.assertRaises(lib_exc.NotFound,
-                          self.alt_client.get_server_metadata_item,
+                          self.alt_client.show_server_metadata_item,
                           self.server['id'], 'meta1')
 
     @test.idempotent_id('16b2d724-0d3b-4216-a9fa-97bd4d9cf670')
diff --git a/tempest/api/compute/test_versions.py b/tempest/api/compute/test_versions.py
index f94cee6..8b84a21 100644
--- a/tempest/api/compute/test_versions.py
+++ b/tempest/api/compute/test_versions.py
@@ -16,7 +16,7 @@
 from tempest import test
 
 
-class TestVersions(base.BaseComputeTest):
+class TestVersions(base.BaseV2ComputeTest):
 
     @test.idempotent_id('6c0a0990-43b6-4529-9b61-5fd8daf7c55c')
     def test_list_api_versions(self):
diff --git a/tempest/api/compute/volumes/test_attach_volume.py b/tempest/api/compute/volumes/test_attach_volume.py
index ab4ddf7..b4837f7 100644
--- a/tempest/api/compute/volumes/test_attach_volume.py
+++ b/tempest/api/compute/volumes/test_attach_volume.py
@@ -144,7 +144,7 @@
         self.assertIn(self.attachment, body)
 
         # Get Volume attachment of the server
-        body = self.servers_client.get_volume_attachment(
+        body = self.servers_client.show_volume_attachment(
             self.server['id'],
             self.attachment['id'])['volumeAttachment']
         self.assertEqual(self.server['id'], body['serverId'])
diff --git a/tempest/api/compute/volumes/test_volumes_list.py b/tempest/api/compute/volumes/test_volumes_list.py
index f0ed141..990e429 100644
--- a/tempest/api/compute/volumes/test_volumes_list.py
+++ b/tempest/api/compute/volumes/test_volumes_list.py
@@ -23,14 +23,11 @@
 
 
 class VolumesTestJSON(base.BaseV2ComputeTest):
-
-    """
-    This test creates a number of 1G volumes. To run successfully,
-    ensure that the backing file for the volume group that Nova uses
-    has space for at least 3 1G volumes!
-    If you are running a Devstack environment, ensure that the
-    VOLUME_BACKING_FILE_SIZE is atleast 4G in your localrc
-    """
+    # NOTE: This test creates a number of 1G volumes. To run successfully,
+    # ensure that the backing file for the volume group that Nova uses
+    # has space for at least 3 1G volumes!
+    # If you are running a Devstack environment, ensure that the
+    # VOLUME_BACKING_FILE_SIZE is atleast 4G in your localrc
 
     @classmethod
     def skip_checks(cls):
diff --git a/tempest/api/data_processing/base.py b/tempest/api/data_processing/base.py
index 5d78539..4e88f65 100644
--- a/tempest/api/data_processing/base.py
+++ b/tempest/api/data_processing/base.py
@@ -399,6 +399,7 @@
     @classmethod
     def _get_default_version(cls):
         """Returns the default plugin version used for testing.
+
         This is gathered separately from the plugin to allow
         the usage of plugin name in skip_checks. This method is
         rather invoked into resource_setup, which allows API calls
@@ -439,6 +440,7 @@
     @classmethod
     def get_cluster_template(cls, node_group_template_ids=None):
         """Returns a cluster template for the default plugin.
+
         node_group_template_defined contains the type and ID of pre-defined
         node group templates that have to be used in the cluster template
         (instead of dynamically defining them with 'node_processes').
diff --git a/tempest/api/data_processing/test_cluster_templates.py b/tempest/api/data_processing/test_cluster_templates.py
index 42cbd14..dfd8e27 100644
--- a/tempest/api/data_processing/test_cluster_templates.py
+++ b/tempest/api/data_processing/test_cluster_templates.py
@@ -19,9 +19,9 @@
 
 
 class ClusterTemplateTest(dp_base.BaseDataProcessingTest):
-    """Link to the API documentation is http://docs.openstack.org/developer/
-    sahara/restapi/rest_api_v1.0.html#cluster-templates
-    """
+    # Link to the API documentation is http://docs.openstack.org/developer/
+    # sahara/restapi/rest_api_v1.0.html#cluster-templates
+
     @classmethod
     def skip_checks(cls):
         super(ClusterTemplateTest, cls).skip_checks()
diff --git a/tempest/api/data_processing/test_job_binaries.py b/tempest/api/data_processing/test_job_binaries.py
index 98b7e24..a47ddbc 100644
--- a/tempest/api/data_processing/test_job_binaries.py
+++ b/tempest/api/data_processing/test_job_binaries.py
@@ -18,9 +18,9 @@
 
 
 class JobBinaryTest(dp_base.BaseDataProcessingTest):
-    """Link to the API documentation is http://docs.openstack.org/developer/
-    sahara/restapi/rest_api_v1.1_EDP.html#job-binaries
-    """
+    # Link to the API documentation is http://docs.openstack.org/developer/
+    # sahara/restapi/rest_api_v1.1_EDP.html#job-binaries
+
     @classmethod
     def resource_setup(cls):
         super(JobBinaryTest, cls).resource_setup()
diff --git a/tempest/api/data_processing/test_job_binary_internals.py b/tempest/api/data_processing/test_job_binary_internals.py
index 6919fa5..b4f0769 100644
--- a/tempest/api/data_processing/test_job_binary_internals.py
+++ b/tempest/api/data_processing/test_job_binary_internals.py
@@ -18,9 +18,9 @@
 
 
 class JobBinaryInternalTest(dp_base.BaseDataProcessingTest):
-    """Link to the API documentation is http://docs.openstack.org/developer/
-    sahara/restapi/rest_api_v1.1_EDP.html#job-binary-internals
-    """
+    # Link to the API documentation is http://docs.openstack.org/developer/
+    # sahara/restapi/rest_api_v1.1_EDP.html#job-binary-internals
+
     @classmethod
     def resource_setup(cls):
         super(JobBinaryInternalTest, cls).resource_setup()
diff --git a/tempest/api/data_processing/test_jobs.py b/tempest/api/data_processing/test_jobs.py
index 7798056..8503320 100644
--- a/tempest/api/data_processing/test_jobs.py
+++ b/tempest/api/data_processing/test_jobs.py
@@ -18,9 +18,9 @@
 
 
 class JobTest(dp_base.BaseDataProcessingTest):
-    """Link to the API documentation is http://docs.openstack.org/developer/
-    sahara/restapi/rest_api_v1.1_EDP.html#jobs
-    """
+    # NOTE: Link to the API documentation: http://docs.openstack.org/developer/
+    # sahara/restapi/rest_api_v1.1_EDP.html#jobs
+
     @classmethod
     def resource_setup(cls):
         super(JobTest, cls).resource_setup()
diff --git a/tempest/api/identity/admin/v2/test_roles.py b/tempest/api/identity/admin/v2/test_roles.py
index 78beead..8702db7 100644
--- a/tempest/api/identity/admin/v2/test_roles.py
+++ b/tempest/api/identity/admin/v2/test_roles.py
@@ -76,7 +76,7 @@
         self.data.setup_test_role()
         role_id = self.data.role['id']
         role_name = self.data.role['name']
-        body = self.client.get_role(role_id)['role']
+        body = self.client.show_role(role_id)['role']
         self.assertEqual(role_id, body['id'])
         self.assertEqual(role_name, body['name'])
 
@@ -95,7 +95,7 @@
         user_role = self.client.assign_user_role(tenant['id'],
                                                  user['id'],
                                                  role['id'])['role']
-        self.client.remove_user_role(tenant['id'], user['id'],
+        self.client.delete_user_role(tenant['id'], user['id'],
                                      user_role['id'])
 
     @test.idempotent_id('262e1e3e-ed71-4edd-a0e5-d64e83d66d05')
diff --git a/tempest/api/identity/admin/v2/test_roles_negative.py b/tempest/api/identity/admin/v2/test_roles_negative.py
index 5932aba..45c95df 100644
--- a/tempest/api/identity/admin/v2/test_roles_negative.py
+++ b/tempest/api/identity/admin/v2/test_roles_negative.py
@@ -177,7 +177,7 @@
                                      user['id'],
                                      role['id'])
         self.assertRaises(lib_exc.Forbidden,
-                          self.non_admin_client.remove_user_role,
+                          self.non_admin_client.delete_user_role,
                           tenant['id'], user['id'], role['id'])
 
     @test.attr(type=['negative'])
@@ -191,7 +191,7 @@
         token = self.client.auth_provider.get_token()
         self.client.delete_token(token)
         self.assertRaises(lib_exc.Unauthorized,
-                          self.client.remove_user_role, tenant['id'],
+                          self.client.delete_user_role, tenant['id'],
                           user['id'], role['id'])
         self.client.auth_provider.clear_auth()
 
@@ -204,7 +204,7 @@
                                      user['id'],
                                      role['id'])
         non_existent_role = str(uuid.uuid4().hex)
-        self.assertRaises(lib_exc.NotFound, self.client.remove_user_role,
+        self.assertRaises(lib_exc.NotFound, self.client.delete_user_role,
                           tenant['id'], user['id'], non_existent_role)
 
     @test.attr(type=['negative'])
@@ -216,7 +216,7 @@
                                      user['id'],
                                      role['id'])
         non_existent_tenant = str(uuid.uuid4().hex)
-        self.assertRaises(lib_exc.NotFound, self.client.remove_user_role,
+        self.assertRaises(lib_exc.NotFound, self.client.delete_user_role,
                           non_existent_tenant, user['id'], role['id'])
 
     @test.attr(type=['negative'])
diff --git a/tempest/api/identity/admin/v2/test_services.py b/tempest/api/identity/admin/v2/test_services.py
index eebeedb..04e15d2 100644
--- a/tempest/api/identity/admin/v2/test_services.py
+++ b/tempest/api/identity/admin/v2/test_services.py
@@ -27,7 +27,7 @@
         # Deleting the service created in this method
         self.client.delete_service(service_id)
         # Checking whether service is deleted successfully
-        self.assertRaises(lib_exc.NotFound, self.client.get_service,
+        self.assertRaises(lib_exc.NotFound, self.client.show_service,
                           service_id)
 
     @test.idempotent_id('84521085-c6e6-491c-9a08-ec9f70f90110')
@@ -50,7 +50,7 @@
         self.assertIn('description', service_data)
         self.assertEqual(description, service_data['description'])
         # Get service
-        fetched_service = (self.client.get_service(service_data['id'])
+        fetched_service = (self.client.show_service(service_data['id'])
                            ['OS-KSADM:service'])
         # verifying the existence of service created
         self.assertIn('id', fetched_service)
diff --git a/tempest/api/identity/admin/v2/test_tenants.py b/tempest/api/identity/admin/v2/test_tenants.py
index 2ec5c4f..4632b1e 100644
--- a/tempest/api/identity/admin/v2/test_tenants.py
+++ b/tempest/api/identity/admin/v2/test_tenants.py
@@ -57,7 +57,7 @@
         desc1 = body['description']
         self.assertEqual(desc1, tenant_desc, 'Description should have '
                          'been sent in response for create')
-        body = self.client.get_tenant(tenant_id)['tenant']
+        body = self.client.show_tenant(tenant_id)['tenant']
         desc2 = body['description']
         self.assertEqual(desc2, tenant_desc, 'Description does not appear'
                          'to be set')
@@ -74,7 +74,7 @@
         tenant_id = body['id']
         en1 = body['enabled']
         self.assertTrue(en1, 'Enable should be True in response')
-        body = self.client.get_tenant(tenant_id)['tenant']
+        body = self.client.show_tenant(tenant_id)['tenant']
         en2 = body['enabled']
         self.assertTrue(en2, 'Enable should be True in lookup')
         self.client.delete_tenant(tenant_id)
@@ -91,7 +91,7 @@
         en1 = body['enabled']
         self.assertEqual('false', str(en1).lower(),
                          'Enable should be False in response')
-        body = self.client.get_tenant(tenant_id)['tenant']
+        body = self.client.show_tenant(tenant_id)['tenant']
         en2 = body['enabled']
         self.assertEqual('false', str(en2).lower(),
                          'Enable should be False in lookup')
@@ -114,7 +114,7 @@
         resp2_name = body['name']
         self.assertNotEqual(resp1_name, resp2_name)
 
-        body = self.client.get_tenant(t_id)['tenant']
+        body = self.client.show_tenant(t_id)['tenant']
         resp3_name = body['name']
 
         self.assertNotEqual(resp1_name, resp3_name)
@@ -141,7 +141,7 @@
         resp2_desc = body['description']
         self.assertNotEqual(resp1_desc, resp2_desc)
 
-        body = self.client.get_tenant(t_id)['tenant']
+        body = self.client.show_tenant(t_id)['tenant']
         resp3_desc = body['description']
 
         self.assertNotEqual(resp1_desc, resp3_desc)
@@ -168,7 +168,7 @@
         resp2_en = body['enabled']
         self.assertNotEqual(resp1_en, resp2_en)
 
-        body = self.client.get_tenant(t_id)['tenant']
+        body = self.client.show_tenant(t_id)['tenant']
         resp3_en = body['enabled']
 
         self.assertNotEqual(resp1_en, resp3_en)
diff --git a/tempest/api/identity/admin/v2/test_tokens.py b/tempest/api/identity/admin/v2/test_tokens.py
index 981a9ea..0e7a480 100644
--- a/tempest/api/identity/admin/v2/test_tokens.py
+++ b/tempest/api/identity/admin/v2/test_tokens.py
@@ -41,7 +41,7 @@
                          tenant['name'])
         # Perform GET Token
         token_id = body['token']['id']
-        token_details = self.client.get_token(token_id)['access']
+        token_details = self.client.show_token(token_id)['access']
         self.assertEqual(token_id, token_details['token']['id'])
         self.assertEqual(user['id'], token_details['user']['id'])
         self.assertEqual(user_name, token_details['user']['name'])
@@ -52,8 +52,9 @@
 
     @test.idempotent_id('25ba82ee-8a32-4ceb-8f50-8b8c71e8765e')
     def test_rescope_token(self):
-        """An unscoped token can be requested, that token can be used to
-           request a scoped token.
+        """An unscoped token can be requested
+
+        That token can be used to request a scoped token.
         """
 
         # Create a user.
diff --git a/tempest/api/identity/admin/v2/test_users.py b/tempest/api/identity/admin/v2/test_users.py
index 6ee5218..6341106 100644
--- a/tempest/api/identity/admin/v2/test_users.py
+++ b/tempest/api/identity/admin/v2/test_users.py
@@ -73,7 +73,7 @@
         self.assertEqual(u_email2, update_user['email'])
         self.assertEqual(False, update_user['enabled'])
         # GET by id after updating
-        updated_user = self.client.get_user(user['id'])['user']
+        updated_user = self.client.show_user(user['id'])['user']
         # Assert response body of GET after updating
         self.assertEqual(u_name2, updated_user['name'])
         self.assertEqual(u_email2, updated_user['email'])
@@ -121,7 +121,7 @@
     def test_get_users(self):
         # Get a list of users and find the test user
         self.data.setup_test_user()
-        users = self.client.get_users()['users']
+        users = self.client.list_users()['users']
         self.assertThat([u['name'] for u in users],
                         matchers.Contains(self.data.test_user),
                         "Could not find %s" % self.data.test_user)
@@ -146,7 +146,7 @@
         user_ids.append(user2['id'])
         self.data.users.append(user2)
         # List of users for the respective tenant ID
-        body = (self.client.list_users_for_tenant(self.data.tenant['id'])
+        body = (self.client.list_tenant_users(self.data.tenant['id'])
                 ['users'])
         for i in body:
             fetched_user_ids.append(i['id'])
@@ -182,7 +182,7 @@
                                             second_user['id'],
                                             role['id'])['role']
         # List of users with roles for the respective tenant ID
-        body = (self.client.list_users_for_tenant(self.data.tenant['id'])
+        body = (self.client.list_tenant_users(self.data.tenant['id'])
                 ['users'])
         for i in body:
             fetched_user_ids.append(i['id'])
diff --git a/tempest/api/identity/admin/v2/test_users_negative.py b/tempest/api/identity/admin/v2/test_users_negative.py
index 85f7411..a88053d 100644
--- a/tempest/api/identity/admin/v2/test_users_negative.py
+++ b/tempest/api/identity/admin/v2/test_users_negative.py
@@ -222,7 +222,7 @@
         # Non-administrator user should not be authorized to get user list
         self.data.setup_test_user()
         self.assertRaises(lib_exc.Forbidden,
-                          self.non_admin_client.get_users)
+                          self.non_admin_client.list_users)
 
     @test.attr(type=['negative'])
     @test.idempotent_id('a73591ec-1903-4ffe-be42-282b39fefc9d')
@@ -230,7 +230,7 @@
         # Request to get list of users without a valid token should fail
         token = self.client.auth_provider.get_token()
         self.client.delete_token(token)
-        self.assertRaises(lib_exc.Unauthorized, self.client.get_users)
+        self.assertRaises(lib_exc.Unauthorized, self.client.list_users)
         self.client.auth_provider.clear_auth()
 
     @test.attr(type=['negative'])
@@ -247,4 +247,4 @@
         # List the users with invalid tenant id
         for invalid in invalid_id:
             self.assertRaises(lib_exc.NotFound,
-                              self.client.list_users_for_tenant, invalid)
+                              self.client.list_tenant_users, invalid)
diff --git a/tempest/api/identity/admin/v3/test_credentials.py b/tempest/api/identity/admin/v3/test_credentials.py
index d22b27f..048c53a 100644
--- a/tempest/api/identity/admin/v3/test_credentials.py
+++ b/tempest/api/identity/admin/v3/test_credentials.py
@@ -53,11 +53,11 @@
     @test.attr(type='smoke')
     @test.idempotent_id('7cd59bf9-bda4-4c72-9467-d21cab278355')
     def test_credentials_create_get_update_delete(self):
-        keys = [data_utils.rand_name('Access'),
-                data_utils.rand_name('Secret')]
+        blob = '{"access": "%s", "secret": "%s"}' % (
+            data_utils.rand_name('Access'), data_utils.rand_name('Secret'))
         cred = self.creds_client.create_credential(
-            keys[0], keys[1], self.user_body['id'],
-            self.projects[0])['credential']
+            user_id=self.user_body['id'], project_id=self.projects[0],
+            blob=blob, type='ec2')['credential']
         self.addCleanup(self._delete_credential, cred['id'])
         for value1 in self.creds_list[0]:
             self.assertIn(value1, cred)
@@ -66,9 +66,10 @@
 
         new_keys = [data_utils.rand_name('NewAccess'),
                     data_utils.rand_name('NewSecret')]
+        blob = '{"access": "%s", "secret": "%s"}' % (new_keys[0], new_keys[1])
         update_body = self.creds_client.update_credential(
-            cred['id'], access_key=new_keys[0], secret_key=new_keys[1],
-            project_id=self.projects[1])['credential']
+            cred['id'], blob=blob, project_id=self.projects[1],
+            type='ec2')['credential']
         self.assertEqual(cred['id'], update_body['id'])
         self.assertEqual(self.projects[1], update_body['project_id'])
         self.assertEqual(self.user_body['id'], update_body['user_id'])
@@ -89,10 +90,11 @@
         fetched_cred_ids = list()
 
         for i in range(2):
+            blob = '{"access": "%s", "secret": "%s"}' % (
+                data_utils.rand_name('Access'), data_utils.rand_name('Secret'))
             cred = self.creds_client.create_credential(
-                data_utils.rand_name('Access'),
-                data_utils.rand_name('Secret'),
-                self.user_body['id'], self.projects[0])['credential']
+                user_id=self.user_body['id'], project_id=self.projects[0],
+                blob=blob, type='ec2')['credential']
             created_cred_ids.append(cred['id'])
             self.addCleanup(self._delete_credential, cred['id'])
 
diff --git a/tempest/api/identity/admin/v3/test_default_project_id.py b/tempest/api/identity/admin/v3/test_default_project_id.py
index 4c69758..53861ca 100644
--- a/tempest/api/identity/admin/v3/test_default_project_id.py
+++ b/tempest/api/identity/admin/v3/test_default_project_id.py
@@ -83,6 +83,6 @@
 
         # verify the user's token and see that it is scoped to the project
         token, auth_data = admin_client.auth_provider.get_auth()
-        result = admin_client.identity_v3_client.get_token(token)['token']
+        result = admin_client.identity_v3_client.show_token(token)['token']
         self.assertEqual(result['project']['domain']['id'], dom_id)
         self.assertEqual(result['project']['id'], proj_id)
diff --git a/tempest/api/identity/admin/v3/test_domains.py b/tempest/api/identity/admin/v3/test_domains.py
index 742d737..15bea28 100644
--- a/tempest/api/identity/admin/v3/test_domains.py
+++ b/tempest/api/identity/admin/v3/test_domains.py
@@ -28,6 +28,11 @@
         # or else it would result in unauthorized error
         self.client.update_domain(domain_id, enabled=False)
         self.client.delete_domain(domain_id)
+        # Asserting that the domain is not found in the list
+        # after deletion
+        body = self.client.list_domains()['domains']
+        domains_list = [d['id'] for d in body]
+        self.assertNotIn(domain_id, domains_list)
 
     @test.idempotent_id('8cf516ef-2114-48f1-907b-d32726c734d4')
     def test_list_domains(self):
diff --git a/tempest/api/identity/admin/v3/test_domains_negative.py b/tempest/api/identity/admin/v3/test_domains_negative.py
index 156179c..9eb3149 100644
--- a/tempest/api/identity/admin/v3/test_domains_negative.py
+++ b/tempest/api/identity/admin/v3/test_domains_negative.py
@@ -37,3 +37,36 @@
         # domain need to be disabled before deleting
         self.assertRaises(lib_exc.Forbidden, self.client.delete_domain,
                           domain_id)
+
+    @test.attr(type=['negative'])
+    @test.idempotent_id('9018461d-7d24-408d-b3fe-ae37e8cd5c9e')
+    def test_create_domain_with_empty_name(self):
+        # Domain name should not be empty
+        self.assertRaises(lib_exc.BadRequest, self.client.create_domain,
+                          name='')
+
+    @test.attr(type=['negative'])
+    @test.idempotent_id('37b1bbf2-d664-4785-9a11-333438586eae')
+    def test_create_domain_with_name_length_over_64(self):
+        # Domain name length should not ne greater than 64 characters
+        d_name = 'a' * 65
+        self.assertRaises(lib_exc.BadRequest, self.client.create_domain,
+                          d_name)
+
+    @test.attr(type=['negative'])
+    @test.idempotent_id('43781c07-764f-4cf2-a405-953c1916f605')
+    def test_delete_non_existent_domain(self):
+        # Attempt to delete a non existent domain should fail
+        self.assertRaises(lib_exc.NotFound, self.client.delete_domain,
+                          data_utils.rand_uuid_hex())
+
+    @test.attr(type=['negative'])
+    @test.idempotent_id('e6f9e4a2-4f36-4be8-bdbc-4e199ae29427')
+    def test_domain_create_duplicate(self):
+        domain_name = data_utils.rand_name('domain-dup')
+        domain = self.client.create_domain(domain_name)['domain']
+        domain_id = domain['id']
+        self.addCleanup(self.delete_domain, domain_id)
+        # Domain name should be unique
+        self.assertRaises(
+            lib_exc.Conflict, self.client.create_domain, domain_name)
diff --git a/tempest/api/identity/admin/v3/test_endpoints.py b/tempest/api/identity/admin/v3/test_endpoints.py
index e44a96b..429e2e3 100644
--- a/tempest/api/identity/admin/v3/test_endpoints.py
+++ b/tempest/api/identity/admin/v3/test_endpoints.py
@@ -33,9 +33,9 @@
         s_name = data_utils.rand_name('service')
         s_type = data_utils.rand_name('type')
         s_description = data_utils.rand_name('description')
-        cls.service_data =\
-            cls.service_client.create_service(s_name, s_type,
-                                              description=s_description)
+        cls.service_data = (
+            cls.service_client.create_service(name=s_name, type=s_type,
+                                              description=s_description))
         cls.service_data = cls.service_data['service']
         cls.service_id = cls.service_data['id']
         cls.service_ids.append(cls.service_id)
@@ -45,8 +45,10 @@
             region = data_utils.rand_name('region')
             url = data_utils.rand_url()
             interface = 'public'
-            endpoint = (cls.client.create_endpoint(cls.service_id, interface,
-                        url, region=region, enabled=True))['endpoint']
+            endpoint = cls.client.create_endpoint(service_id=cls.service_id,
+                                                  interface=interface,
+                                                  url=url, region=region,
+                                                  enabled=True)['endpoint']
             cls.setup_endpoints.append(endpoint)
 
     @classmethod
@@ -73,8 +75,10 @@
         region = data_utils.rand_name('region')
         url = data_utils.rand_url()
         interface = 'public'
-        endpoint = (self.client.create_endpoint(self.service_id, interface,
-                    url, region=region, enabled=True)['endpoint'])
+        endpoint = self.client.create_endpoint(service_id=self.service_id,
+                                               interface=interface,
+                                               url=url, region=region,
+                                               enabled=True)['endpoint']
         # Asserting Create Endpoint response body
         self.assertIn('id', endpoint)
         self.assertEqual(region, endpoint['region'])
@@ -98,30 +102,30 @@
         region1 = data_utils.rand_name('region')
         url1 = data_utils.rand_url()
         interface1 = 'public'
-        endpoint_for_update =\
-            self.client.create_endpoint(self.service_id, interface1,
-                                        url1, region=region1,
-                                        enabled=True)['endpoint']
+        endpoint_for_update = (
+            self.client.create_endpoint(service_id=self.service_id,
+                                        interface=interface1,
+                                        url=url1, region=region1,
+                                        enabled=True)['endpoint'])
         self.addCleanup(self.client.delete_endpoint, endpoint_for_update['id'])
         # Creating service so as update endpoint with new service ID
         s_name = data_utils.rand_name('service')
         s_type = data_utils.rand_name('type')
         s_description = data_utils.rand_name('description')
-        service2 =\
-            self.service_client.create_service(s_name, s_type,
-                                               description=s_description)
+        service2 = (
+            self.service_client.create_service(name=s_name, type=s_type,
+                                               description=s_description))
         service2 = service2['service']
         self.service_ids.append(service2['id'])
         # Updating endpoint with new values
         region2 = data_utils.rand_name('region')
         url2 = data_utils.rand_url()
         interface2 = 'internal'
-        endpoint = \
-            self.client.update_endpoint(endpoint_for_update['id'],
-                                        service_id=service2['id'],
-                                        interface=interface2, url=url2,
-                                        region=region2,
-                                        enabled=False)['endpoint']
+        endpoint = self.client.update_endpoint(endpoint_for_update['id'],
+                                               service_id=service2['id'],
+                                               interface=interface2,
+                                               url=url2, region=region2,
+                                               enabled=False)['endpoint']
         # Asserting if the attributes of endpoint are updated
         self.assertEqual(service2['id'], endpoint['service_id'])
         self.assertEqual(interface2, endpoint['interface'])
diff --git a/tempest/api/identity/admin/v3/test_endpoints_negative.py b/tempest/api/identity/admin/v3/test_endpoints_negative.py
index 8cf853b..8f9bf2a 100644
--- a/tempest/api/identity/admin/v3/test_endpoints_negative.py
+++ b/tempest/api/identity/admin/v3/test_endpoints_negative.py
@@ -37,7 +37,7 @@
         s_type = data_utils.rand_name('type')
         s_description = data_utils.rand_name('description')
         cls.service_data = (
-            cls.service_client.create_service(s_name, s_type,
+            cls.service_client.create_service(name=s_name, type=s_type,
                                               description=s_description)
             ['service'])
         cls.service_id = cls.service_data['id']
@@ -57,8 +57,8 @@
         url = data_utils.rand_url()
         region = data_utils.rand_name('region')
         self.assertRaises(lib_exc.BadRequest, self.client.create_endpoint,
-                          self.service_id, interface, url, region=region,
-                          force_enabled='False')
+                          service_id=self.service_id, interface=interface,
+                          url=url, region=region, enabled='False')
 
     @test.attr(type=['negative'])
     @test.idempotent_id('9c43181e-0627-484a-8c79-923e8a59598b')
@@ -68,8 +68,8 @@
         url = data_utils.rand_url()
         region = data_utils.rand_name('region')
         self.assertRaises(lib_exc.BadRequest, self.client.create_endpoint,
-                          self.service_id, interface, url, region=region,
-                          force_enabled='True')
+                          service_id=self.service_id, interface=interface,
+                          url=url, region=region, enabled='True')
 
     def _assert_update_raises_bad_request(self, enabled):
 
@@ -78,13 +78,14 @@
         url1 = data_utils.rand_url()
         interface1 = 'public'
         endpoint_for_update = (
-            self.client.create_endpoint(self.service_id, interface1,
-                                        url1, region=region1,
-                                        enabled=True))['endpoint']
+            self.client.create_endpoint(service_id=self.service_id,
+                                        interface=interface1,
+                                        url=url1, region=region1,
+                                        enabled=True)['endpoint'])
         self.addCleanup(self.client.delete_endpoint, endpoint_for_update['id'])
 
         self.assertRaises(lib_exc.BadRequest, self.client.update_endpoint,
-                          endpoint_for_update['id'], force_enabled=enabled)
+                          endpoint_for_update['id'], enabled=enabled)
 
     @test.attr(type=['negative'])
     @test.idempotent_id('65e41f32-5eb7-498f-a92a-a6ccacf7439a')
diff --git a/tempest/api/identity/admin/v3/test_groups.py b/tempest/api/identity/admin/v3/test_groups.py
index 5ce6354..260ea54 100644
--- a/tempest/api/identity/admin/v3/test_groups.py
+++ b/tempest/api/identity/admin/v3/test_groups.py
@@ -24,31 +24,45 @@
     def test_group_create_update_get(self):
         name = data_utils.rand_name('Group')
         description = data_utils.rand_name('Description')
-        group = self.client.create_group(name,
-                                         description=description)['group']
-        self.addCleanup(self.client.delete_group, group['id'])
+        group = self.groups_client.create_group(
+            name=name, description=description)['group']
+        self.addCleanup(self.groups_client.delete_group, group['id'])
         self.assertEqual(group['name'], name)
         self.assertEqual(group['description'], description)
 
         new_name = data_utils.rand_name('UpdateGroup')
         new_desc = data_utils.rand_name('UpdateDescription')
-        updated_group = self.client.update_group(group['id'],
-                                                 name=new_name,
-                                                 description=new_desc)['group']
+        updated_group = self.groups_client.update_group(
+            group['id'], name=new_name, description=new_desc)['group']
         self.assertEqual(updated_group['name'], new_name)
         self.assertEqual(updated_group['description'], new_desc)
 
-        new_group = self.client.get_group(group['id'])['group']
+        new_group = self.groups_client.show_group(group['id'])['group']
         self.assertEqual(group['id'], new_group['id'])
         self.assertEqual(new_name, new_group['name'])
         self.assertEqual(new_desc, new_group['description'])
 
+    @test.idempotent_id('b66eb441-b08a-4a6d-81ab-fef71baeb26c')
+    def test_group_update_with_few_fields(self):
+        name = data_utils.rand_name('Group')
+        old_description = data_utils.rand_name('Description')
+        group = self.groups_client.create_group(
+            name=name, description=old_description)['group']
+        self.addCleanup(self.groups_client.delete_group, group['id'])
+
+        new_name = data_utils.rand_name('UpdateGroup')
+        updated_group = self.groups_client.update_group(
+            group['id'], name=new_name)['group']
+        self.assertEqual(new_name, updated_group['name'])
+        # Verify that 'description' is not being updated or deleted.
+        self.assertEqual(old_description, updated_group['description'])
+
     @test.attr(type='smoke')
     @test.idempotent_id('1598521a-2f36-4606-8df9-30772bd51339')
     def test_group_users_add_list_delete(self):
         name = data_utils.rand_name('Group')
-        group = self.client.create_group(name)['group']
-        self.addCleanup(self.client.delete_group, group['id'])
+        group = self.groups_client.create_group(name=name)['group']
+        self.addCleanup(self.groups_client.delete_group, group['id'])
         # add user into group
         users = []
         for i in range(3):
@@ -56,16 +70,15 @@
             user = self.client.create_user(name)['user']
             users.append(user)
             self.addCleanup(self.client.delete_user, user['id'])
-            self.client.add_group_user(group['id'], user['id'])
+            self.groups_client.add_group_user(group['id'], user['id'])
 
         # list users in group
-        group_users = self.client.list_group_users(group['id'])['users']
+        group_users = self.groups_client.list_group_users(group['id'])['users']
         self.assertEqual(sorted(users), sorted(group_users))
         # delete user in group
         for user in users:
-            self.client.delete_group_user(group['id'],
-                                          user['id'])
-        group_users = self.client.list_group_users(group['id'])['users']
+            self.groups_client.delete_group_user(group['id'], user['id'])
+        group_users = self.groups_client.list_group_users(group['id'])['users']
         self.assertEqual(len(group_users), 0)
 
     @test.idempotent_id('64573281-d26a-4a52-b899-503cb0f4e4ec')
@@ -79,10 +92,10 @@
         groups = []
         for i in range(2):
             name = data_utils.rand_name('Group')
-            group = self.client.create_group(name)['group']
+            group = self.groups_client.create_group(name=name)['group']
             groups.append(group)
-            self.addCleanup(self.client.delete_group, group['id'])
-            self.client.add_group_user(group['id'], user['id'])
+            self.addCleanup(self.groups_client.delete_group, group['id'])
+            self.groups_client.add_group_user(group['id'], user['id'])
         # list groups which user belongs to
         user_groups = self.client.list_user_groups(user['id'])['groups']
         self.assertEqual(sorted(groups), sorted(user_groups))
@@ -96,12 +109,12 @@
         for _ in range(3):
             name = data_utils.rand_name('Group')
             description = data_utils.rand_name('Description')
-            group = self.client.create_group(name,
-                                             description=description)['group']
-            self.addCleanup(self.client.delete_group, group['id'])
+            group = self.groups_client.create_group(
+                name=name, description=description)['group']
+            self.addCleanup(self.groups_client.delete_group, group['id'])
             group_ids.append(group['id'])
         # List and Verify Groups
-        body = self.client.list_groups()['groups']
+        body = self.groups_client.list_groups()['groups']
         for g in body:
             fetched_ids.append(g['id'])
         missing_groups = [g for g in group_ids if g not in fetched_ids]
diff --git a/tempest/api/identity/admin/v3/test_list_users.py b/tempest/api/identity/admin/v3/test_list_users.py
index 320b479..b7f37d4 100644
--- a/tempest/api/identity/admin/v3/test_list_users.py
+++ b/tempest/api/identity/admin/v3/test_list_users.py
@@ -25,7 +25,7 @@
         # assert the response based on expected and not_expected
         # expected: user expected in the list response
         # not_expected: user, which should not be present in list response
-        body = self.client.get_users(params)['users']
+        body = self.client.list_users(params)['users']
         self.assertIn(expected[key], map(lambda x: x[key], body))
         self.assertNotIn(not_expected[key],
                          map(lambda x: x[key], body))
@@ -77,7 +77,7 @@
     @test.idempotent_id('b30d4651-a2ea-4666-8551-0c0e49692635')
     def test_list_users(self):
         # List users
-        body = self.client.get_users()['users']
+        body = self.client.list_users()['users']
         fetched_ids = [u['id'] for u in body]
         missing_users = [u['id'] for u in self.data.v3_users
                          if u['id'] not in fetched_ids]
@@ -88,7 +88,7 @@
     @test.idempotent_id('b4baa3ae-ac00-4b4e-9e27-80deaad7771f')
     def test_get_user(self):
         # Get a user detail
-        user = self.client.get_user(self.data.v3_users[0]['id'])['user']
+        user = self.client.show_user(self.data.v3_users[0]['id'])['user']
         self.assertEqual(self.data.v3_users[0]['id'], user['id'])
         self.assertEqual(self.data.v3_users[0]['name'], user['name'])
         self.assertEqual(self.alt_email, user['email'])
diff --git a/tempest/api/identity/admin/v3/test_policies.py b/tempest/api/identity/admin/v3/test_policies.py
index d079fec..44e5c7b 100644
--- a/tempest/api/identity/admin/v3/test_policies.py
+++ b/tempest/api/identity/admin/v3/test_policies.py
@@ -31,8 +31,8 @@
         for _ in range(3):
             blob = data_utils.rand_name('BlobName')
             policy_type = data_utils.rand_name('PolicyType')
-            policy = self.policy_client.create_policy(blob,
-                                                      policy_type)['policy']
+            policy = self.policy_client.create_policy(
+                blob=blob, type=policy_type)['policy']
             # Delete the Policy at the end of this method
             self.addCleanup(self._delete_policy, policy['id'])
             policy_ids.append(policy['id'])
@@ -49,7 +49,8 @@
         # Test to update policy
         blob = data_utils.rand_name('BlobName')
         policy_type = data_utils.rand_name('PolicyType')
-        policy = self.policy_client.create_policy(blob, policy_type)['policy']
+        policy = self.policy_client.create_policy(blob=blob,
+                                                  type=policy_type)['policy']
         self.addCleanup(self._delete_policy, policy['id'])
         self.assertIn('id', policy)
         self.assertIn('type', policy)
diff --git a/tempest/api/identity/admin/v3/test_projects.py b/tempest/api/identity/admin/v3/test_projects.py
index f014307..d39fd5f 100644
--- a/tempest/api/identity/admin/v3/test_projects.py
+++ b/tempest/api/identity/admin/v3/test_projects.py
@@ -169,7 +169,7 @@
         self.addCleanup(self.client.delete_user, user['id'])
 
         # Get User To validate the user details
-        new_user_get = self.client.get_user(user['id'])['user']
+        new_user_get = self.client.show_user(user['id'])['user']
         # Assert response body of GET
         self.assertEqual(u_name, new_user_get['name'])
         self.assertEqual(u_desc, new_user_get['description'])
diff --git a/tempest/api/identity/admin/v3/test_regions.py b/tempest/api/identity/admin/v3/test_regions.py
index e96e0f5..0dbbae0 100644
--- a/tempest/api/identity/admin/v3/test_regions.py
+++ b/tempest/api/identity/admin/v3/test_regions.py
@@ -33,7 +33,8 @@
         cls.setup_regions = list()
         for i in range(2):
             r_description = data_utils.rand_name('description')
-            region = cls.client.create_region(r_description)['region']
+            region = cls.client.create_region(
+                description=r_description)['region']
             cls.setup_regions.append(region)
 
     @classmethod
@@ -51,7 +52,7 @@
     def test_create_update_get_delete_region(self):
         r_description = data_utils.rand_name('description')
         region = self.client.create_region(
-            r_description,
+            description=r_description,
             parent_region_id=self.setup_regions[0]['id'])['region']
         self.addCleanup(self._delete_region, region['id'])
         self.assertEqual(r_description, region['description'])
@@ -79,7 +80,7 @@
         r_region_id = data_utils.rand_uuid()
         r_description = data_utils.rand_name('description')
         region = self.client.create_region(
-            r_description, unique_region_id=r_region_id)['region']
+            region_id=r_region_id, description=r_description)['region']
         self.addCleanup(self._delete_region, region['id'])
         # Asserting Create Region with specific id response body
         self.assertEqual(r_region_id, region['id'])
diff --git a/tempest/api/identity/admin/v3/test_roles.py b/tempest/api/identity/admin/v3/test_roles.py
index ffc991a..3be2643 100644
--- a/tempest/api/identity/admin/v3/test_roles.py
+++ b/tempest/api/identity/admin/v3/test_roles.py
@@ -39,8 +39,8 @@
             data_utils.rand_name('project'),
             description=data_utils.rand_name('project-desc'),
             domain_id=cls.domain['id'])['project']
-        cls.group_body = cls.client.create_group(
-            data_utils.rand_name('Group'), project_id=cls.project['id'],
+        cls.group_body = cls.groups_client.create_group(
+            name=data_utils.rand_name('Group'), project_id=cls.project['id'],
             domain_id=cls.domain['id'])['group']
         cls.user_body = cls.client.create_user(
             u_name, description=u_desc, password=cls.u_password,
@@ -52,7 +52,7 @@
     @classmethod
     def resource_cleanup(cls):
         cls.client.delete_role(cls.role['id'])
-        cls.client.delete_group(cls.group_body['id'])
+        cls.groups_client.delete_group(cls.group_body['id'])
         cls.client.delete_user(cls.user_body['id'])
         cls.client.delete_project(cls.project['id'])
         # NOTE(harika-vakadi): It is necessary to disable the domain
@@ -81,7 +81,7 @@
         self.assertIn('links', updated_role)
         self.assertNotEqual(r_name, updated_role['name'])
 
-        new_role = self.client.get_role(role['id'])['role']
+        new_role = self.client.show_role(role['id'])['role']
         self.assertEqual(new_name, new_role['name'])
         self.assertEqual(updated_role['id'], new_role['id'])
 
@@ -102,7 +102,7 @@
         self._list_assertions(roles, self.fetched_role_ids,
                               self.role['id'])
 
-        self.client.revoke_role_from_user_on_project(
+        self.client.delete_role_from_user_on_project(
             self.project['id'], self.user_body['id'], self.role['id'])
 
     @test.idempotent_id('6c9a2940-3625-43a3-ac02-5dcec62ef3bd')
@@ -119,7 +119,7 @@
         self._list_assertions(roles, self.fetched_role_ids,
                               self.role['id'])
 
-        self.client.revoke_role_from_user_on_domain(
+        self.client.delete_role_from_user_on_domain(
             self.domain['id'], self.user_body['id'], self.role['id'])
 
     @test.idempotent_id('cbf11737-1904-4690-9613-97bcbb3df1c4')
@@ -137,8 +137,9 @@
         self._list_assertions(roles, self.fetched_role_ids,
                               self.role['id'])
         # Add user to group, and insure user has role on project
-        self.client.add_group_user(self.group_body['id'], self.user_body['id'])
-        self.addCleanup(self.client.delete_group_user,
+        self.groups_client.add_group_user(self.group_body['id'],
+                                          self.user_body['id'])
+        self.addCleanup(self.groups_client.delete_group_user,
                         self.group_body['id'], self.user_body['id'])
         body = self.token.auth(user_id=self.user_body['id'],
                                password=self.u_password,
@@ -149,7 +150,7 @@
         self.assertEqual(len(roles), 1)
         self.assertEqual(roles[0]['id'], self.role['id'])
         # Revoke role to group on project
-        self.client.revoke_role_from_group_on_project(
+        self.client.delete_role_from_group_on_project(
             self.project['id'], self.group_body['id'], self.role['id'])
 
     @test.idempotent_id('4bf8a70b-e785-413a-ad53-9f91ce02faa7')
@@ -166,7 +167,7 @@
         self._list_assertions(roles, self.fetched_role_ids,
                               self.role['id'])
 
-        self.client.revoke_role_from_group_on_domain(
+        self.client.delete_role_from_group_on_domain(
             self.domain['id'], self.group_body['id'], self.role['id'])
 
     @test.idempotent_id('f5654bcc-08c4-4f71-88fe-05d64e06de94')
diff --git a/tempest/api/identity/admin/v3/test_services.py b/tempest/api/identity/admin/v3/test_services.py
index d920f64..d1595dd 100644
--- a/tempest/api/identity/admin/v3/test_services.py
+++ b/tempest/api/identity/admin/v3/test_services.py
@@ -26,7 +26,7 @@
         # Used for deleting the services created in this class
         self.service_client.delete_service(service_id)
         # Checking whether service is deleted successfully
-        self.assertRaises(lib_exc.NotFound, self.service_client.get_service,
+        self.assertRaises(lib_exc.NotFound, self.service_client.show_service,
                           service_id)
 
     @test.attr(type='smoke')
@@ -37,7 +37,7 @@
         serv_type = data_utils.rand_name('type')
         desc = data_utils.rand_name('description')
         create_service = self.service_client.create_service(
-            serv_type, name=name, description=desc)['service']
+            type=serv_type, name=name, description=desc)['service']
         self.addCleanup(self._del_service, create_service['id'])
         self.assertIsNotNone(create_service['id'])
 
@@ -56,7 +56,7 @@
         self.assertNotEqual(resp1_desc, resp2_desc)
 
         # Get service
-        fetched_service = self.service_client.get_service(s_id)['service']
+        fetched_service = self.service_client.show_service(s_id)['service']
         resp3_desc = fetched_service['description']
 
         self.assertEqual(resp2_desc, resp3_desc)
@@ -68,7 +68,7 @@
         name = data_utils.rand_name('service')
         serv_type = data_utils.rand_name('type')
         service = self.service_client.create_service(
-            serv_type, name=name)['service']
+            type=serv_type, name=name)['service']
         self.addCleanup(self.service_client.delete_service, service['id'])
         self.assertIn('id', service)
         expected_data = {'name': name, 'type': serv_type}
@@ -82,7 +82,7 @@
             name = data_utils.rand_name('service')
             serv_type = data_utils.rand_name('type')
             create_service = self.service_client.create_service(
-                serv_type, name=name)['service']
+                type=serv_type, name=name)['service']
             self.addCleanup(self.service_client.delete_service,
                             create_service['id'])
             service_ids.append(create_service['id'])
diff --git a/tempest/api/identity/admin/v3/test_tokens.py b/tempest/api/identity/admin/v3/test_tokens.py
index b5f86da..7d33d4a 100644
--- a/tempest/api/identity/admin/v3/test_tokens.py
+++ b/tempest/api/identity/admin/v3/test_tokens.py
@@ -39,13 +39,13 @@
                                password=u_password).response
         subject_token = resp['x-subject-token']
         # Perform GET Token
-        token_details = self.client.get_token(subject_token)['token']
+        token_details = self.client.show_token(subject_token)['token']
         self.assertEqual(resp['x-subject-token'], subject_token)
         self.assertEqual(token_details['user']['id'], user['id'])
         self.assertEqual(token_details['user']['name'], u_name)
         # Perform Delete Token
         self.client.delete_token(subject_token)
-        self.assertRaises(lib_exc.NotFound, self.client.get_token,
+        self.assertRaises(lib_exc.NotFound, self.client.show_token,
                           subject_token)
 
     @test.idempotent_id('565fa210-1da1-4563-999b-f7b5b67cf112')
diff --git a/tempest/api/identity/admin/v3/test_trusts.py b/tempest/api/identity/admin/v3/test_trusts.py
index fac8826..a8b0af9 100644
--- a/tempest/api/identity/admin/v3/test_trusts.py
+++ b/tempest/api/identity/admin/v3/test_trusts.py
@@ -18,7 +18,7 @@
 
 from tempest.api.identity import base
 from tempest import clients
-from tempest.common import cred_provider
+from tempest.common import credentials_factory as common_creds
 from tempest.common.utils import data_utils
 from tempest import config
 from tempest import test
@@ -89,7 +89,7 @@
         self.assertIsNotNone(self.trustee_user_id)
 
         # Initialize a new client with the trustor credentials
-        creds = cred_provider.get_credentials(
+        creds = common_creds.get_credentials(
             identity_version='v3',
             username=self.trustor_username,
             password=self.trustor_password,
diff --git a/tempest/api/identity/admin/v3/test_users.py b/tempest/api/identity/admin/v3/test_users.py
index 8fac0b3..b56c9e6 100644
--- a/tempest/api/identity/admin/v3/test_users.py
+++ b/tempest/api/identity/admin/v3/test_users.py
@@ -54,7 +54,7 @@
         self.assertEqual(u_email2, update_user['email'])
         self.assertEqual(False, update_user['enabled'])
         # GET by id after updation
-        new_user_get = self.client.get_user(user['id'])['user']
+        new_user_get = self.client.show_user(user['id'])['user']
         # Assert response body of GET after updation
         self.assertEqual(u_name2, new_user_get['name'])
         self.assertEqual(u_description2, new_user_get['description'])
@@ -80,7 +80,7 @@
                                password=new_password).response
         subject_token = resp['x-subject-token']
         # Perform GET Token to verify and confirm password is updated
-        token_details = self.client.get_token(subject_token)['token']
+        token_details = self.client.show_token(subject_token)['token']
         self.assertEqual(resp['x-subject-token'], subject_token)
         self.assertEqual(token_details['user']['id'], user['id'])
         self.assertEqual(token_details['user']['name'], u_name)
@@ -111,8 +111,8 @@
         # Delete the Role at the end of this method
         self.addCleanup(self.client.delete_role, role_body['id'])
 
-        user = self.client.get_user(user_body['id'])['user']
-        role = self.client.get_role(role_body['id'])['role']
+        user = self.client.show_user(user_body['id'])['user']
+        role = self.client.show_role(role_body['id'])['role']
         for i in range(2):
             # Creating project so as to assign role
             project_body = self.client.create_project(
@@ -142,5 +142,5 @@
     def test_get_user(self):
         # Get a user detail
         self.data.setup_test_v3_user()
-        user = self.client.get_user(self.data.v3_user['id'])['user']
+        user = self.client.show_user(self.data.v3_user['id'])['user']
         self.assertEqual(self.data.v3_user['id'], user['id'])
diff --git a/tempest/api/identity/admin/v3/test_users_negative.py b/tempest/api/identity/admin/v3/test_users_negative.py
new file mode 100644
index 0000000..d40a5b9
--- /dev/null
+++ b/tempest/api/identity/admin/v3/test_users_negative.py
@@ -0,0 +1,46 @@
+# Copyright 2015 OpenStack Foundation
+# All Rights Reserved.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+from tempest_lib import exceptions as lib_exc
+
+from tempest.api.identity import base
+from tempest.common.utils import data_utils
+from tempest import test
+
+
+class UsersNegativeTest(base.BaseIdentityV3AdminTest):
+
+    @test.attr(type=['negative'])
+    @test.idempotent_id('e75f006c-89cc-477b-874d-588e4eab4b17')
+    def test_create_user_for_non_existent_domain(self):
+        # Attempt to create a user in a non-existent domain should fail
+        u_name = data_utils.rand_name('user')
+        u_email = u_name + '@testmail.tm'
+        u_password = data_utils.rand_name('pass')
+        self.assertRaises(lib_exc.NotFound, self.client.create_user,
+                          u_name, u_password,
+                          email=u_email,
+                          domain_id=data_utils.rand_uuid_hex())
+
+    @test.attr(type=['negative'])
+    @test.idempotent_id('b3c9fccc-4134-46f5-b600-1da6fb0a3b1f')
+    def test_authentication_for_disabled_user(self):
+        # Attempt to authenticate for disabled user should fail
+        self.data.setup_test_v3_user()
+        self.disable_user(self.data.test_user)
+        self.assertRaises(lib_exc.Unauthorized, self.token.auth,
+                          username=self.data.test_user,
+                          password=self.data.test_password,
+                          user_domain_id='default')
diff --git a/tempest/api/identity/base.py b/tempest/api/identity/base.py
index 95826b0..0364f3a 100644
--- a/tempest/api/identity/base.py
+++ b/tempest/api/identity/base.py
@@ -16,7 +16,7 @@
 from oslo_log import log as logging
 from tempest_lib import exceptions as lib_exc
 
-from tempest.common import cred_provider
+from tempest.common import credentials_factory as common_creds
 from tempest.common.utils import data_utils
 from tempest import config
 import tempest.test
@@ -39,7 +39,7 @@
 
     @classmethod
     def get_user_by_name(cls, name):
-        users = cls.client.get_users()['users']
+        users = cls.client.list_users()['users']
         user = [u for u in users if u['name'] == name]
         if len(user) > 0:
             return user[0]
@@ -120,11 +120,6 @@
         super(BaseIdentityV3Test, cls).setup_clients()
         cls.non_admin_client = cls.os.identity_v3_client
         cls.non_admin_token = cls.os.token_v3_client
-        cls.non_admin_endpoints_client = cls.os.endpoints_client
-        cls.non_admin_region_client = cls.os.region_client
-        cls.non_admin_service_client = cls.os.service_client
-        cls.non_admin_policy_client = cls.os.policy_client
-        cls.non_admin_creds_client = cls.os.credentials_client
 
     @classmethod
     def resource_cleanup(cls):
@@ -142,10 +137,12 @@
         cls.token = cls.os_adm.token_v3_client
         cls.endpoints_client = cls.os_adm.endpoints_client
         cls.region_client = cls.os_adm.region_client
-        cls.data = DataGenerator(cls.client)
         cls.service_client = cls.os_adm.service_client
         cls.policy_client = cls.os_adm.policy_client
         cls.creds_client = cls.os_adm.credentials_client
+        cls.groups_client = cls.os_adm.groups_client
+
+        cls.data = DataGenerator(cls.client)
 
     @classmethod
     def resource_cleanup(cls):
@@ -154,7 +151,7 @@
 
     @classmethod
     def get_user_by_name(cls, name):
-        users = cls.client.get_users()['users']
+        users = cls.client.list_users()['users']
         user = [u for u in users if u['name'] == name]
         if len(user) > 0:
             return user[0]
@@ -173,6 +170,11 @@
         if len(role) > 0:
             return role[0]
 
+    @classmethod
+    def disable_user(cls, user_name):
+        user = cls.get_user_by_name(user_name)
+        cls.client.update_user(user['id'], user_name, enabled=False)
+
     def delete_domain(self, domain_id):
         # NOTE(mpavlase) It is necessary to disable the domain before deleting
         # otherwise it raises Forbidden exception
@@ -195,11 +197,11 @@
 
         @property
         def test_credentials(self):
-            return cred_provider.get_credentials(username=self.test_user,
-                                                 user_id=self.user['id'],
-                                                 password=self.test_password,
-                                                 tenant_name=self.test_tenant,
-                                                 tenant_id=self.tenant['id'])
+            return common_creds.get_credentials(username=self.test_user,
+                                                user_id=self.user['id'],
+                                                password=self.test_password,
+                                                tenant_name=self.test_tenant,
+                                                tenant_id=self.tenant['id'])
 
         def setup_test_user(self):
             """Set up a test user."""
diff --git a/tempest/api/identity/v2/test_api_discovery.py b/tempest/api/identity/v2/test_api_discovery.py
index 57c78ef..ca807a4 100644
--- a/tempest/api/identity/v2/test_api_discovery.py
+++ b/tempest/api/identity/v2/test_api_discovery.py
@@ -23,7 +23,7 @@
     @test.attr(type='smoke')
     @test.idempotent_id('ea889a68-a15f-4166-bfb1-c12456eae853')
     def test_api_version_resources(self):
-        descr = self.non_admin_client.get_api_description()['version']
+        descr = self.non_admin_client.show_api_description()['version']
         expected_resources = ('id', 'links', 'media-types', 'status',
                               'updated')
 
@@ -34,7 +34,7 @@
     @test.attr(type='smoke')
     @test.idempotent_id('007a0be0-78fe-4fdb-bbee-e9216cc17bb2')
     def test_api_media_types(self):
-        descr = self.non_admin_client.get_api_description()['version']
+        descr = self.non_admin_client.show_api_description()['version']
         # Get MIME type bases and descriptions
         media_types = [(media_type['base'], media_type['type']) for
                        media_type in descr['media-types']]
@@ -49,7 +49,7 @@
     @test.attr(type='smoke')
     @test.idempotent_id('77fd6be0-8801-48e6-b9bf-38cdd2f253ec')
     def test_api_version_statuses(self):
-        descr = self.non_admin_client.get_api_description()['version']
+        descr = self.non_admin_client.show_api_description()['version']
         status = descr['status'].lower()
         supported_statuses = ['current', 'stable', 'experimental',
                               'supported', 'deprecated']
diff --git a/tempest/api/identity/v2/test_users.py b/tempest/api/identity/v2/test_users.py
index 3b89b66..03c6621 100644
--- a/tempest/api/identity/v2/test_users.py
+++ b/tempest/api/identity/v2/test_users.py
@@ -14,6 +14,7 @@
 #    under the License.
 
 import copy
+import time
 
 from tempest_lib.common.utils import data_utils
 from tempest_lib import exceptions
@@ -58,6 +59,15 @@
         resp = self.non_admin_client.update_user_own_password(
             user_id=user_id, new_pass=new_pass, old_pass=old_pass)['access']
 
+        # TODO(lbragstad): Sleeping after the response status has been checked
+        # and the body loaded as JSON allows requests to fail-fast. The sleep
+        # is necessary because keystone will err on the side of security and
+        # invalidate tokens within a small margin of error (within the same
+        # wall clock second) after a revocation event is issued (such as a
+        # password change). Remove this once keystone and Fernet support
+        # sub-second precision.
+        time.sleep(1)
+
         # check authorization with new token
         self.non_admin_token_client.auth_token(resp['token']['id'])
         # check authorization with new password
diff --git a/tempest/api/identity/v3/test_api_discovery.py b/tempest/api/identity/v3/test_api_discovery.py
index e0207a9..74e9ec1 100644
--- a/tempest/api/identity/v3/test_api_discovery.py
+++ b/tempest/api/identity/v3/test_api_discovery.py
@@ -23,7 +23,7 @@
     @test.attr(type='smoke')
     @test.idempotent_id('b9232f5e-d9e5-4d97-b96c-28d3db4de1bd')
     def test_api_version_resources(self):
-        descr = self.non_admin_client.get_api_description()['version']
+        descr = self.non_admin_client.show_api_description()['version']
         expected_resources = ('id', 'links', 'media-types', 'status',
                               'updated')
 
@@ -34,7 +34,7 @@
     @test.attr(type='smoke')
     @test.idempotent_id('657c1970-4722-4189-8831-7325f3bc4265')
     def test_api_media_types(self):
-        descr = self.non_admin_client.get_api_description()['version']
+        descr = self.non_admin_client.show_api_description()['version']
         # Get MIME type bases and descriptions
         media_types = [(media_type['base'], media_type['type']) for
                        media_type in descr['media-types']]
@@ -49,7 +49,7 @@
     @test.attr(type='smoke')
     @test.idempotent_id('8879a470-abfb-47bb-bb8d-5a7fd279ad1e')
     def test_api_version_statuses(self):
-        descr = self.non_admin_client.get_api_description()['version']
+        descr = self.non_admin_client.show_api_description()['version']
         status = descr['status'].lower()
         supported_statuses = ['current', 'stable', 'experimental',
                               'supported', 'deprecated']
diff --git a/tempest/api/identity/v3/test_users.py b/tempest/api/identity/v3/test_users.py
index a1f664f..2bab5d1 100644
--- a/tempest/api/identity/v3/test_users.py
+++ b/tempest/api/identity/v3/test_users.py
@@ -14,6 +14,7 @@
 #    under the License.
 
 import copy
+import time
 
 from tempest_lib.common.utils import data_utils
 from tempest_lib import exceptions
@@ -57,6 +58,15 @@
         self.non_admin_client.update_user_password(
             user_id=user_id, password=new_pass, original_password=old_pass)
 
+        # TODO(lbragstad): Sleeping after the response status has been checked
+        # and the body loaded as JSON allows requests to fail-fast. The sleep
+        # is necessary because keystone will err on the side of security and
+        # invalidate tokens within a small margin of error (within the same
+        # wall clock second) after a revocation event is issued (such as a
+        # password change). Remove this once keystone and Fernet support
+        # sub-second precision.
+        time.sleep(1)
+
         # check authorization with new password
         self.non_admin_token.auth(user_id=self.user_id, password=new_pass)
 
diff --git a/tempest/api/image/admin/v2/test_images.py b/tempest/api/image/admin/v2/test_images.py
index 09877ba..b171da3 100644
--- a/tempest/api/image/admin/v2/test_images.py
+++ b/tempest/api/image/admin/v2/test_images.py
@@ -26,10 +26,8 @@
 
 
 class BasicAdminOperationsImagesTest(base.BaseV2ImageAdminTest):
+    """Here we test admin operations of images"""
 
-    """
-    Here we test admin operations of images
-    """
     @testtools.skipUnless(CONF.image_feature_enabled.deactivate_image,
                           'deactivate-image is not available.')
     @test.idempotent_id('951ebe01-969f-4ea9-9898-8a3f1f442ab0')
@@ -51,12 +49,12 @@
         body = self.client.show_image(image_id)
         self.assertEqual("deactivated", body['status'])
         # non-admin user unable to download deactivated image
-        self.assertRaises(lib_exc.Forbidden, self.client.load_image_file,
+        self.assertRaises(lib_exc.Forbidden, self.client.show_image_file,
                           image_id)
         # reactivate image
         self.admin_client.reactivate_image(image_id)
         body = self.client.show_image(image_id)
         self.assertEqual("active", body['status'])
         # non-admin user able to download image after reactivation by admin
-        body = self.client.load_image_file(image_id)
+        body = self.client.show_image_file(image_id)
         self.assertEqual(content, body.data)
diff --git a/tempest/api/image/v1/test_images.py b/tempest/api/image/v1/test_images.py
index d4dbfcd..64f3174 100644
--- a/tempest/api/image/v1/test_images.py
+++ b/tempest/api/image/v1/test_images.py
@@ -100,10 +100,7 @@
 
 
 class ListImagesTest(base.BaseV1ImageTest):
-
-    """
-    Here we test the listing of image information
-    """
+    """Here we test the listing of image information"""
 
     @classmethod
     def resource_setup(cls):
@@ -131,10 +128,8 @@
 
     @classmethod
     def _create_remote_image(cls, name, container_format, disk_format):
-        """
-        Create a new remote image and return the ID of the newly-registered
-        image
-        """
+        """Create a new remote image and return newly-registered image-id"""
+
         name = 'New Remote Image %s' % name
         location = CONF.image.http_image
         image = cls.create_image(name=name,
@@ -148,9 +143,9 @@
     @classmethod
     def _create_standard_image(cls, name, container_format,
                                disk_format, size):
-        """
-        Create a new standard image and return the ID of the newly-registered
-        image. Note that the size of the new image is a random number between
+        """Create a new standard image and return newly-registered image-id
+
+        Note that the size of the new image is a random number between
         1024 and 4096
         """
         image_file = moves.cStringIO(data_utils.random_bytes(size))
@@ -241,10 +236,8 @@
     @classmethod
     def _create_standard_image(cls, name, container_format,
                                disk_format, size):
-        """
-        Create a new standard image and return the ID of the newly-registered
-        image.
-        """
+        """Create a new standard image and return newly-registered image-id"""
+
         image_file = moves.cStringIO(data_utils.random_bytes(size))
         name = 'New Standard Image %s' % name
         image = cls.create_image(name=name,
diff --git a/tempest/api/image/v2/test_images.py b/tempest/api/image/v2/test_images.py
index bacf211..2e6c268 100644
--- a/tempest/api/image/v2/test_images.py
+++ b/tempest/api/image/v2/test_images.py
@@ -29,17 +29,15 @@
 
 
 class BasicOperationsImagesTest(base.BaseV2ImageTest):
-    """
-    Here we test the basic operations of images
-    """
+    """Here we test the basic operations of images"""
 
     @test.attr(type='smoke')
     @test.idempotent_id('139b765e-7f3d-4b3d-8b37-3ca3876ee318')
     def test_register_upload_get_image_file(self):
+        """Here we test these functionalities
 
-        """
-        Here we test these functionalities - Register image,
-        upload the image file, get image and get image file api's
+        Register image, upload the image file, get image and get image
+        file api's
         """
 
         uuid = '00000000-1111-2222-3333-444455556666'
@@ -74,7 +72,7 @@
         self.assertEqual(1024, body.get('size'))
 
         # Now try get image file
-        body = self.client.load_image_file(image_id)
+        body = self.client.show_image_file(image_id)
         self.assertEqual(file_content, body.data)
 
     @test.attr(type='smoke')
@@ -135,9 +133,7 @@
 
 
 class ListImagesTest(base.BaseV2ImageTest):
-    """
-    Here we test the listing of image information
-    """
+    """Here we test the listing of image information"""
 
     @classmethod
     def resource_setup(cls):
@@ -158,9 +154,9 @@
 
     @classmethod
     def _create_standard_image(cls, container_format, disk_format):
-        """
-        Create a new standard image and return the ID of the newly-registered
-        image. Note that the size of the new image is a random number between
+        """Create a new standard image and return the newly-registered image-id
+
+        Note that the size of the new image is a random number between
         1024 and 4096
         """
         size = random.randint(1024, 4096)
@@ -176,9 +172,8 @@
         return image_id
 
     def _list_by_param_value_and_assert(self, params):
-        """
-        Perform list action with given params and validates result.
-        """
+        """Perform list action with given params and validates result."""
+
         images_list = self.client.list_images(params=params)['images']
         # Validating params of fetched images
         for image in images_list:
diff --git a/tempest/api/image/v2/test_images_member.py b/tempest/api/image/v2/test_images_member.py
index d89803d..98ff64b 100644
--- a/tempest/api/image/v2/test_images_member.py
+++ b/tempest/api/image/v2/test_images_member.py
@@ -20,14 +20,14 @@
     def test_image_share_accept(self):
         image_id = self._create_image()
         member = self.os_img_client.add_image_member(image_id,
-                                                     self.alt_tenant_id)
+                                                     member=self.alt_tenant_id)
         self.assertEqual(member['member_id'], self.alt_tenant_id)
         self.assertEqual(member['image_id'], image_id)
         self.assertEqual(member['status'], 'pending')
         self.assertNotIn(image_id, self._list_image_ids_as_alt())
         self.alt_img_client.update_image_member(image_id,
                                                 self.alt_tenant_id,
-                                                {'status': 'accepted'})
+                                                status='accepted')
         self.assertIn(image_id, self._list_image_ids_as_alt())
         body = self.os_img_client.list_image_members(image_id)
         members = body['members']
@@ -41,24 +41,24 @@
     def test_image_share_reject(self):
         image_id = self._create_image()
         member = self.os_img_client.add_image_member(image_id,
-                                                     self.alt_tenant_id)
+                                                     member=self.alt_tenant_id)
         self.assertEqual(member['member_id'], self.alt_tenant_id)
         self.assertEqual(member['image_id'], image_id)
         self.assertEqual(member['status'], 'pending')
         self.assertNotIn(image_id, self._list_image_ids_as_alt())
         self.alt_img_client.update_image_member(image_id,
                                                 self.alt_tenant_id,
-                                                {'status': 'rejected'})
+                                                status='rejected')
         self.assertNotIn(image_id, self._list_image_ids_as_alt())
 
     @test.idempotent_id('a6ee18b9-4378-465e-9ad9-9a6de58a3287')
     def test_get_image_member(self):
         image_id = self._create_image()
         self.os_img_client.add_image_member(image_id,
-                                            self.alt_tenant_id)
+                                            member=self.alt_tenant_id)
         self.alt_img_client.update_image_member(image_id,
                                                 self.alt_tenant_id,
-                                                {'status': 'accepted'})
+                                                status='accepted')
 
         self.assertIn(image_id, self._list_image_ids_as_alt())
         member = self.os_img_client.show_image_member(image_id,
@@ -71,13 +71,13 @@
     def test_remove_image_member(self):
         image_id = self._create_image()
         self.os_img_client.add_image_member(image_id,
-                                            self.alt_tenant_id)
+                                            member=self.alt_tenant_id)
         self.alt_img_client.update_image_member(image_id,
                                                 self.alt_tenant_id,
-                                                {'status': 'accepted'})
+                                                status='accepted')
 
         self.assertIn(image_id, self._list_image_ids_as_alt())
-        self.os_img_client.remove_image_member(image_id, self.alt_tenant_id)
+        self.os_img_client.delete_image_member(image_id, self.alt_tenant_id)
         self.assertNotIn(image_id, self._list_image_ids_as_alt())
 
     @test.idempotent_id('634dcc3f-f6e2-4409-b8fd-354a0bb25d83')
@@ -94,14 +94,14 @@
     def test_get_private_image(self):
         image_id = self._create_image()
         member = self.os_img_client.add_image_member(image_id,
-                                                     self.alt_tenant_id)
+                                                     member=self.alt_tenant_id)
         self.assertEqual(member['member_id'], self.alt_tenant_id)
         self.assertEqual(member['image_id'], image_id)
         self.assertEqual(member['status'], 'pending')
         self.assertNotIn(image_id, self._list_image_ids_as_alt())
         self.alt_img_client.update_image_member(image_id,
                                                 self.alt_tenant_id,
-                                                {'status': 'accepted'})
+                                                status='accepted')
         self.assertIn(image_id, self._list_image_ids_as_alt())
-        self.os_img_client.remove_image_member(image_id, self.alt_tenant_id)
+        self.os_img_client.delete_image_member(image_id, self.alt_tenant_id)
         self.assertNotIn(image_id, self._list_image_ids_as_alt())
diff --git a/tempest/api/image/v2/test_images_member_negative.py b/tempest/api/image/v2/test_images_member_negative.py
index ae8913c..d5ea291 100644
--- a/tempest/api/image/v2/test_images_member_negative.py
+++ b/tempest/api/image/v2/test_images_member_negative.py
@@ -23,22 +23,22 @@
     def test_image_share_invalid_status(self):
         image_id = self._create_image()
         member = self.os_img_client.add_image_member(image_id,
-                                                     self.alt_tenant_id)
+                                                     member=self.alt_tenant_id)
         self.assertEqual(member['status'], 'pending')
         self.assertRaises(lib_exc.BadRequest,
                           self.alt_img_client.update_image_member,
                           image_id, self.alt_tenant_id,
-                          {'status': 'notavalidstatus'})
+                          status='notavalidstatus')
 
     @test.attr(type=['negative'])
     @test.idempotent_id('27002f74-109e-4a37-acd0-f91cd4597967')
     def test_image_share_owner_cannot_accept(self):
         image_id = self._create_image()
         member = self.os_img_client.add_image_member(image_id,
-                                                     self.alt_tenant_id)
+                                                     member=self.alt_tenant_id)
         self.assertEqual(member['status'], 'pending')
         self.assertNotIn(image_id, self._list_image_ids_as_alt())
         self.assertRaises(lib_exc.Forbidden,
                           self.os_img_client.update_image_member,
-                          image_id, self.alt_tenant_id, {'status': 'accepted'})
+                          image_id, self.alt_tenant_id, status='accepted')
         self.assertNotIn(image_id, self._list_image_ids_as_alt())
diff --git a/tempest/api/image/v2/test_images_metadefs_namespaces.py b/tempest/api/image/v2/test_images_metadefs_namespaces.py
index 21247b1..efb7b8b 100644
--- a/tempest/api/image/v2/test_images_metadefs_namespaces.py
+++ b/tempest/api/image/v2/test_images_metadefs_namespaces.py
@@ -20,9 +20,8 @@
 
 
 class MetadataNamespacesTest(base.BaseV2ImageTest):
-    """
-    Here we will test the Metadata definition Namespaces basic functionality.
-    """
+    """Test the Metadata definition Namespaces basic functionality"""
+
     @test.idempotent_id('319b765e-7f3d-4b3d-8b37-3ca3876ee768')
     def test_basic_metadata_definition_namespaces(self):
         # get the available resource types and use one resource_type
@@ -30,42 +29,42 @@
         resource_name = body['resource_types'][0]['name']
         name = [{'name': resource_name}]
         namespace_name = data_utils.rand_name('namespace')
-        # create the metadef namespaces
-        body = self.client.create_namespaces(namespace=namespace_name,
-                                             visibility='public',
-                                             description='Tempest',
-                                             display_name=namespace_name,
-                                             resource_type_associations=name,
-                                             protected=True)
+        # create the metadef namespace
+        body = self.client.create_namespace(namespace=namespace_name,
+                                            visibility='public',
+                                            description='Tempest',
+                                            display_name=namespace_name,
+                                            resource_type_associations=name,
+                                            protected=True)
         self.addCleanup(self._cleanup_namespace, namespace_name)
-        # get namespaces details
-        body = self.client.show_namespaces(namespace_name)
+        # get namespace details
+        body = self.client.show_namespace(namespace_name)
         self.assertEqual(namespace_name, body['namespace'])
         self.assertEqual('public', body['visibility'])
         # unable to delete protected namespace
-        self.assertRaises(lib_exc.Forbidden, self.client.delete_namespaces,
+        self.assertRaises(lib_exc.Forbidden, self.client.delete_namespace,
                           namespace_name)
         # update the visibility to private and protected to False
-        body = self.client.update_namespaces(namespace=namespace_name,
-                                             description='Tempest',
-                                             visibility='private',
-                                             display_name=namespace_name,
-                                             protected=False)
+        body = self.client.update_namespace(namespace=namespace_name,
+                                            description='Tempest',
+                                            visibility='private',
+                                            display_name=namespace_name,
+                                            protected=False)
         self.assertEqual('private', body['visibility'])
         self.assertEqual(False, body['protected'])
         # now able to delete the non-protected namespace
-        self.client.delete_namespaces(namespace_name)
+        self.client.delete_namespace(namespace_name)
 
     def _cleanup_namespace(self, namespace_name):
         # this is used to cleanup the resources
         try:
-            body = self.client.show_namespaces(namespace_name)
+            body = self.client.show_namespace(namespace_name)
             self.assertEqual(namespace_name, body['namespace'])
-            body = self.client.update_namespaces(namespace=namespace_name,
-                                                 description='Tempest',
-                                                 visibility='private',
-                                                 display_name=namespace_name,
-                                                 protected=False)
-            self.client.delete_namespaces(namespace_name)
+            body = self.client.update_namespace(namespace=namespace_name,
+                                                description='Tempest',
+                                                visibility='private',
+                                                display_name=namespace_name,
+                                                protected=False)
+            self.client.delete_namespace(namespace_name)
         except lib_exc.NotFound:
             pass
diff --git a/tempest/api/image/v2/test_images_negative.py b/tempest/api/image/v2/test_images_negative.py
index c5c5e8b..71c8c7a 100644
--- a/tempest/api/image/v2/test_images_negative.py
+++ b/tempest/api/image/v2/test_images_negative.py
@@ -24,8 +24,7 @@
 
 class ImagesNegativeTest(base.BaseV2ImageTest):
 
-    """
-    here we have -ve tests for show_image and delete_image api
+    """here we have -ve tests for show_image and delete_image api
 
     Tests
         ** get non-existent image
diff --git a/tempest/api/messaging/base.py b/tempest/api/messaging/base.py
index 64a7fd5..528fbea 100644
--- a/tempest/api/messaging/base.py
+++ b/tempest/api/messaging/base.py
@@ -26,8 +26,7 @@
 
 class BaseMessagingTest(test.BaseTestCase):
 
-    """
-    Base class for the Messaging tests that use the Tempest Zaqar REST client
+    """Base class for the Messaging (Zaqar) tests
 
     It is assumed that the following option is defined in the
     [service_available] section of etc/tempest.conf
@@ -147,7 +146,7 @@
     @classmethod
     def release_claim(cls, claim_uri):
         """Wrapper utility that deletes a claim."""
-        resp, body = cls.client.release_claim(claim_uri)
+        resp, body = cls.client.delete_claim(claim_uri)
 
         return resp, body
 
diff --git a/tempest/api/messaging/test_claims.py b/tempest/api/messaging/test_claims.py
index e54bed1..57b8c7f 100644
--- a/tempest/api/messaging/test_claims.py
+++ b/tempest/api/messaging/test_claims.py
@@ -115,7 +115,7 @@
         claim_uri = resp['location']
 
         # Release Claim
-        self.client.release_claim(claim_uri)
+        self.client.delete_claim(claim_uri)
 
         # Delete Claimed message
         # This will implicitly verify that the claim is deleted.
diff --git a/tempest/api/network/admin/test_agent_management.py b/tempest/api/network/admin/test_agent_management.py
index 128398b..c5d0d57 100644
--- a/tempest/api/network/admin/test_agent_management.py
+++ b/tempest/api/network/admin/test_agent_management.py
@@ -79,9 +79,8 @@
         self.assertEqual(updated_description, description)
 
     def _restore_agent(self):
-        """
-        Restore the agent description after update test.
-        """
+        """Restore the agent description after update test"""
+
         description = self.agent['description'] or ''
         origin_agent = {'description': description}
         self.admin_client.update_agent(agent_id=self.agent['id'],
diff --git a/tempest/api/network/admin/test_dhcp_agent_scheduler.py b/tempest/api/network/admin/test_dhcp_agent_scheduler.py
index 86b4973..7692b56 100644
--- a/tempest/api/network/admin/test_dhcp_agent_scheduler.py
+++ b/tempest/api/network/admin/test_dhcp_agent_scheduler.py
@@ -61,7 +61,7 @@
     @test.idempotent_id('a0856713-6549-470c-a656-e97c8df9a14d')
     def test_add_remove_network_from_dhcp_agent(self):
         # The agent is now bound to the network, we can free the port
-        self.client.delete_port(self.port['id'])
+        self.ports_client.delete_port(self.port['id'])
         self.ports.remove(self.port)
         agent = dict()
         agent['agent_type'] = None
diff --git a/tempest/api/network/admin/test_external_network_extension.py b/tempest/api/network/admin/test_external_network_extension.py
index ac53587..a32bfbc 100644
--- a/tempest/api/network/admin/test_external_network_extension.py
+++ b/tempest/api/network/admin/test_external_network_extension.py
@@ -91,12 +91,9 @@
 
     @test.idempotent_id('82068503-2cf2-4ed4-b3be-ecb89432e4bb')
     def test_delete_external_networks_with_floating_ip(self):
-        """Verifies external network can be deleted while still holding
-        (unassociated) floating IPs
+        # Verifies external network can be deleted while still holding
+        # (unassociated) floating IPs
 
-        """
-        # Set cls.client to admin to use base.create_subnet()
-        client = self.admin_client
         body = self.admin_networks_client.create_network(
             **{'router:external': True})
         external_network = body['network']
@@ -106,19 +103,19 @@
         subnet = self.create_subnet(
             external_network, client=self.admin_subnets_client,
             enable_dhcp=False)
-        body = client.create_floatingip(
+        body = self.admin_floating_ips_client.create_floatingip(
             floating_network_id=external_network['id'])
         created_floating_ip = body['floatingip']
         self.addCleanup(self._try_delete_resource,
-                        client.delete_floatingip,
+                        self.admin_floating_ips_client.delete_floatingip,
                         created_floating_ip['id'])
-        floatingip_list = client.list_floatingips(
+        floatingip_list = self.admin_floating_ips_client.list_floatingips(
             network=external_network['id'])
         self.assertIn(created_floating_ip['id'],
                       (f['id'] for f in floatingip_list['floatingips']))
         self.admin_networks_client.delete_network(external_network['id'])
         # Verifies floating ip is deleted
-        floatingip_list = client.list_floatingips()
+        floatingip_list = self.admin_floating_ips_client.list_floatingips()
         self.assertNotIn(created_floating_ip['id'],
                          (f['id'] for f in floatingip_list['floatingips']))
         # Verifies subnet is deleted
diff --git a/tempest/api/network/admin/test_external_networks_negative.py b/tempest/api/network/admin/test_external_networks_negative.py
index c2fa0dd..d031108 100644
--- a/tempest/api/network/admin/test_external_networks_negative.py
+++ b/tempest/api/network/admin/test_external_networks_negative.py
@@ -27,19 +27,16 @@
     @test.attr(type=['negative'])
     @test.idempotent_id('d402ae6c-0be0-4d8e-833b-a738895d98d0')
     def test_create_port_with_precreated_floatingip_as_fixed_ip(self):
-        """
-        External networks can be used to create both floating-ip as well
-        as instance-ip. So, creating an instance-ip with a value of a
-        pre-created floating-ip should be denied.
-        """
+        # NOTE: External networks can be used to create both floating-ip as
+        # well as instance-ip. So, creating an instance-ip with a value of a
+        # pre-created floating-ip should be denied.
 
         # create a floating ip
-        client = self.admin_client
-        body = client.create_floatingip(
+        body = self.admin_floating_ips_client.create_floatingip(
             floating_network_id=CONF.network.public_network_id)
         created_floating_ip = body['floatingip']
         self.addCleanup(self._try_delete_resource,
-                        client.delete_floatingip,
+                        self.admin_floating_ips_client.delete_floatingip,
                         created_floating_ip['id'])
         floating_ip_address = created_floating_ip['floating_ip_address']
         self.assertIsNotNone(floating_ip_address)
@@ -49,6 +46,6 @@
 
         # create a port which will internally create an instance-ip
         self.assertRaises(lib_exc.Conflict,
-                          client.create_port,
+                          self.admin_ports_client.create_port,
                           network_id=CONF.network.public_network_id,
                           fixed_ips=fixed_ips)
diff --git a/tempest/api/network/admin/test_floating_ips_admin_actions.py b/tempest/api/network/admin/test_floating_ips_admin_actions.py
index dfe7307..6ad374b 100644
--- a/tempest/api/network/admin/test_floating_ips_admin_actions.py
+++ b/tempest/api/network/admin/test_floating_ips_admin_actions.py
@@ -29,6 +29,7 @@
     def setup_clients(cls):
         super(FloatingIPAdminTestJSON, cls).setup_clients()
         cls.alt_client = cls.alt_manager.network_client
+        cls.alt_floating_ips_client = cls.alt_manager.floating_ips_client
 
     @classmethod
     def resource_setup(cls):
@@ -45,18 +46,18 @@
     @test.idempotent_id('64f2100b-5471-4ded-b46c-ddeeeb4f231b')
     def test_list_floating_ips_from_admin_and_nonadmin(self):
         # Create floating ip from admin user
-        floating_ip_admin = self.admin_client.create_floatingip(
+        floating_ip_admin = self.admin_floating_ips_client.create_floatingip(
             floating_network_id=self.ext_net_id)
-        self.addCleanup(self.admin_client.delete_floatingip,
+        self.addCleanup(self.admin_floating_ips_client.delete_floatingip,
                         floating_ip_admin['floatingip']['id'])
         # Create floating ip from alt user
-        body = self.alt_client.create_floatingip(
+        body = self.alt_floating_ips_client.create_floatingip(
             floating_network_id=self.ext_net_id)
         floating_ip_alt = body['floatingip']
-        self.addCleanup(self.alt_client.delete_floatingip,
+        self.addCleanup(self.alt_floating_ips_client.delete_floatingip,
                         floating_ip_alt['id'])
         # List floating ips from admin
-        body = self.admin_client.list_floatingips()
+        body = self.admin_floating_ips_client.list_floatingips()
         floating_ip_ids_admin = [f['id'] for f in body['floatingips']]
         # Check that admin sees all floating ips
         self.assertIn(self.floating_ip['id'], floating_ip_ids_admin)
@@ -64,7 +65,7 @@
                       floating_ip_ids_admin)
         self.assertIn(floating_ip_alt['id'], floating_ip_ids_admin)
         # List floating ips from nonadmin
-        body = self.client.list_floatingips()
+        body = self.floating_ips_client.list_floatingips()
         floating_ip_ids = [f['id'] for f in body['floatingips']]
         # Check that nonadmin user doesn't see floating ip created from admin
         # and floating ip that is created in another tenant (alt user)
@@ -76,12 +77,12 @@
     @test.idempotent_id('32727cc3-abe2-4485-a16e-48f2d54c14f2')
     def test_create_list_show_floating_ip_with_tenant_id_by_admin(self):
         # Creates a floating IP
-        body = self.admin_client.create_floatingip(
+        body = self.admin_floating_ips_client.create_floatingip(
             floating_network_id=self.ext_net_id,
             tenant_id=self.network['tenant_id'],
             port_id=self.port['id'])
         created_floating_ip = body['floatingip']
-        self.addCleanup(self.client.delete_floatingip,
+        self.addCleanup(self.floating_ips_client.delete_floatingip,
                         created_floating_ip['id'])
         self.assertIsNotNone(created_floating_ip['id'])
         self.assertIsNotNone(created_floating_ip['tenant_id'])
@@ -93,7 +94,7 @@
         self.assertEqual(created_floating_ip['fixed_ip_address'],
                          port[0]['ip_address'])
         # Verifies the details of a floating_ip
-        floating_ip = self.admin_client.show_floatingip(
+        floating_ip = self.admin_floating_ips_client.show_floatingip(
             created_floating_ip['id'])
         shown_floating_ip = floating_ip['floatingip']
         self.assertEqual(shown_floating_ip['id'], created_floating_ip['id'])
@@ -105,6 +106,6 @@
                          created_floating_ip['floating_ip_address'])
         self.assertEqual(shown_floating_ip['port_id'], self.port['id'])
         # Verify the floating ip exists in the list of all floating_ips
-        floating_ips = self.admin_client.list_floatingips()
+        floating_ips = self.admin_floating_ips_client.list_floatingips()
         floatingip_id_list = [f['id'] for f in floating_ips['floatingips']]
         self.assertIn(created_floating_ip['id'], floatingip_id_list)
diff --git a/tempest/api/network/admin/test_quotas.py b/tempest/api/network/admin/test_quotas.py
index f5c5784..4a25206 100644
--- a/tempest/api/network/admin/test_quotas.py
+++ b/tempest/api/network/admin/test_quotas.py
@@ -21,9 +21,7 @@
 
 
 class QuotasTest(base.BaseAdminNetworkTest):
-    """
-    Tests the following operations in the Neutron API using the REST client for
-    Neutron:
+    """Tests the following operations in the Neutron API:
 
         list quotas for tenants who have non-default quota values
         show quotas for a specified tenant
diff --git a/tempest/api/network/admin/test_routers_dvr.py b/tempest/api/network/admin/test_routers_dvr.py
index 365698d..3e787af 100644
--- a/tempest/api/network/admin/test_routers_dvr.py
+++ b/tempest/api/network/admin/test_routers_dvr.py
@@ -42,7 +42,8 @@
 
     @test.idempotent_id('08a2a0a8-f1e4-4b34-8e30-e522e836c44e')
     def test_distributed_router_creation(self):
-        """
+        """Test distributed router creation
+
         Test uses administrative credentials to creates a
         DVR (Distributed Virtual Routing) router using the
         distributed=True.
@@ -59,7 +60,8 @@
 
     @test.idempotent_id('8a0a72b4-7290-4677-afeb-b4ffe37bc352')
     def test_centralized_router_creation(self):
-        """
+        """Test centralized router creation
+
         Test uses administrative credentials to creates a
         CVR (Centralized Virtual Routing) router using the
         distributed=False.
@@ -77,10 +79,11 @@
 
     @test.idempotent_id('acd43596-c1fb-439d-ada8-31ad48ae3c2e')
     def test_centralized_router_update_to_dvr(self):
-        """
+        """Test centralized router update
+
         Test uses administrative credentials to creates a
         CVR (Centralized Virtual Routing) router using the
-        distributed=False.Then it will "update" the router
+        distributed=False. Then it will "update" the router
         distributed attribute to True
 
         Acceptance
diff --git a/tempest/api/network/base.py b/tempest/api/network/base.py
index 26cf180..b4ea29b 100644
--- a/tempest/api/network/base.py
+++ b/tempest/api/network/base.py
@@ -28,9 +28,7 @@
 
 
 class BaseNetworkTest(tempest.test.BaseTestCase):
-
-    """
-    Base class for the Neutron tests that use the Tempest Neutron REST client
+    """Base class for the Neutron tests
 
     Per the Neutron API Guide, API v1.x was removed from the source code tree
     (docs.openstack.org/api/openstack-network/2.0/content/Overview-d1e71.html)
@@ -75,6 +73,8 @@
         cls.client = cls.os.network_client
         cls.networks_client = cls.os.networks_client
         cls.subnets_client = cls.os.subnets_client
+        cls.ports_client = cls.os.ports_client
+        cls.floating_ips_client = cls.os.floating_ips_client
 
     @classmethod
     def resource_setup(cls):
@@ -93,8 +93,9 @@
         if CONF.service_available.neutron:
             # Clean up floating IPs
             for floating_ip in cls.floating_ips:
-                cls._try_delete_resource(cls.client.delete_floatingip,
-                                         floating_ip['id'])
+                cls._try_delete_resource(
+                    cls.floating_ips_client.delete_floatingip,
+                    floating_ip['id'])
 
             # Clean up metering label rules
             for metering_label_rule in cls.metering_label_rules:
@@ -104,11 +105,11 @@
             # Clean up metering labels
             for metering_label in cls.metering_labels:
                 cls._try_delete_resource(
-                    cls.admin_client.delete_metering_label,
+                    cls.admin_metering_labels_client.delete_metering_label,
                     metering_label['id'])
             # Clean up ports
             for port in cls.ports:
-                cls._try_delete_resource(cls.client.delete_port,
+                cls._try_delete_resource(cls.ports_client.delete_port,
                                          port['id'])
             # Clean up routers
             for router in cls.routers:
@@ -201,8 +202,8 @@
     @classmethod
     def create_port(cls, network, **kwargs):
         """Wrapper utility that returns a test port."""
-        body = cls.client.create_port(network_id=network['id'],
-                                      **kwargs)
+        body = cls.ports_client.create_port(network_id=network['id'],
+                                            **kwargs)
         port = body['port']
         cls.ports.append(port)
         return port
@@ -210,8 +211,8 @@
     @classmethod
     def update_port(cls, port, **kwargs):
         """Wrapper utility that updates a test port."""
-        body = cls.client.update_port(port['id'],
-                                      **kwargs)
+        body = cls.ports_client.update_port(port['id'],
+                                            **kwargs)
         return body['port']
 
     @classmethod
@@ -221,7 +222,7 @@
         ext_gw_info = {}
         if external_network_id:
             ext_gw_info['network_id'] = external_network_id
-        if enable_snat:
+        if enable_snat is not None:
             ext_gw_info['enable_snat'] = enable_snat
         body = cls.client.create_router(
             router_name, external_gateway_info=ext_gw_info,
@@ -233,7 +234,7 @@
     @classmethod
     def create_floatingip(cls, external_network_id):
         """Wrapper utility that returns a test floating IP."""
-        body = cls.client.create_floatingip(
+        body = cls.floating_ips_client.create_floatingip(
             floating_network_id=external_network_id)
         fip = body['floatingip']
         cls.floating_ips.append(fip)
@@ -269,11 +270,14 @@
         cls.admin_client = cls.os_adm.network_client
         cls.admin_networks_client = cls.os_adm.networks_client
         cls.admin_subnets_client = cls.os_adm.subnets_client
+        cls.admin_ports_client = cls.os_adm.ports_client
+        cls.admin_floating_ips_client = cls.os_adm.floating_ips_client
+        cls.admin_metering_labels_client = cls.os_adm.metering_labels_client
 
     @classmethod
     def create_metering_label(cls, name, description):
         """Wrapper utility that returns a test metering label."""
-        body = cls.admin_client.create_metering_label(
+        body = cls.admin_metering_labels_client.create_metering_label(
             description=description,
             name=data_utils.rand_name("metering-label"))
         metering_label = body['metering_label']
diff --git a/tempest/api/network/test_allowed_address_pair.py b/tempest/api/network/test_allowed_address_pair.py
index 5d7f00e..394aec1 100644
--- a/tempest/api/network/test_allowed_address_pair.py
+++ b/tempest/api/network/test_allowed_address_pair.py
@@ -23,9 +23,9 @@
 
 
 class AllowedAddressPairTestJSON(base.BaseNetworkTest):
-    """
-    Tests the Neutron Allowed Address Pair API extension using the Tempest
-    ReST client. The following API operations are tested with this extension:
+    """Tests the Neutron Allowed Address Pair API extension
+
+    The following API operations are tested with this extension:
 
         create port
         list ports
@@ -60,14 +60,14 @@
         # Create port with allowed address pair attribute
         allowed_address_pairs = [{'ip_address': self.ip_address,
                                   'mac_address': self.mac_address}]
-        body = self.client.create_port(
+        body = self.ports_client.create_port(
             network_id=self.network['id'],
             allowed_address_pairs=allowed_address_pairs)
         port_id = body['port']['id']
-        self.addCleanup(self.client.delete_port, port_id)
+        self.addCleanup(self.ports_client.delete_port, port_id)
 
         # Confirm port was created with allowed address pair attribute
-        body = self.client.list_ports()
+        body = self.ports_client.list_ports()
         ports = body['ports']
         port = [p for p in ports if p['id'] == port_id]
         msg = 'Created port not found in list of ports returned by Neutron'
@@ -76,9 +76,9 @@
 
     def _update_port_with_address(self, address, mac_address=None, **kwargs):
         # Create a port without allowed address pair
-        body = self.client.create_port(network_id=self.network['id'])
+        body = self.ports_client.create_port(network_id=self.network['id'])
         port_id = body['port']['id']
-        self.addCleanup(self.client.delete_port, port_id)
+        self.addCleanup(self.ports_client.delete_port, port_id)
         if mac_address is None:
             mac_address = self.mac_address
 
@@ -87,7 +87,7 @@
                                   'mac_address': mac_address}]
         if kwargs:
             allowed_address_pairs.append(kwargs['allowed_address_pairs'])
-        body = self.client.update_port(
+        body = self.ports_client.update_port(
             port_id, allowed_address_pairs=allowed_address_pairs)
         allowed_address_pair = body['port']['allowed_address_pairs']
         self.assertEqual(allowed_address_pair, allowed_address_pairs)
@@ -106,9 +106,9 @@
     @test.idempotent_id('b3f20091-6cd5-472b-8487-3516137df933')
     def test_update_port_with_multiple_ip_mac_address_pair(self):
         # Create an ip _address and mac_address through port create
-        resp = self.client.create_port(network_id=self.network['id'])
+        resp = self.ports_client.create_port(network_id=self.network['id'])
         newportid = resp['port']['id']
-        self.addCleanup(self.client.delete_port, newportid)
+        self.addCleanup(self.ports_client.delete_port, newportid)
         ipaddress = resp['port']['fixed_ips'][0]['ip_address']
         macaddress = resp['port']['mac_address']
 
diff --git a/tempest/api/network/test_dhcp_ipv6.py b/tempest/api/network/test_dhcp_ipv6.py
index 631a38b..74c1d51 100644
--- a/tempest/api/network/test_dhcp_ipv6.py
+++ b/tempest/api/network/test_dhcp_ipv6.py
@@ -63,7 +63,7 @@
         del things_list[index]
 
     def _clean_network(self):
-        body = self.client.list_ports()
+        body = self.ports_client.list_ports()
         ports = body['ports']
         for port in ports:
             if (port['device_owner'].startswith('network:router_interface')
@@ -73,7 +73,7 @@
                 )
             else:
                 if port['id'] in [p['id'] for p in self.ports]:
-                    self.client.delete_port(port['id'])
+                    self.ports_client.delete_port(port['id'])
                     self._remove_from_list_by_index(self.ports, port)
         body = self.subnets_client.list_subnets()
         subnets = body['subnets']
@@ -99,10 +99,9 @@
 
     @test.idempotent_id('e5517e62-6f16-430d-a672-f80875493d4c')
     def test_dhcpv6_stateless_eui64(self):
-        """When subnets configured with RAs SLAAC (AOM=100) and DHCP stateless
-        (AOM=110) both for radvd and dnsmasq, port shall receive IP address
-        calculated from its MAC.
-        """
+        # NOTE: When subnets configured with RAs SLAAC (AOM=100) and DHCP
+        # stateless (AOM=110) both for radvd and dnsmasq, port shall receive
+        # IP address calculated from its MAC.
         for ra_mode, add_mode in (
                 ('slaac', 'slaac'),
                 ('dhcpv6-stateless', 'dhcpv6-stateless'),
@@ -118,17 +117,16 @@
 
     @test.idempotent_id('ae2f4a5d-03ff-4c42-a3b0-ce2fcb7ea832')
     def test_dhcpv6_stateless_no_ra(self):
-        """When subnets configured with dnsmasq SLAAC and DHCP stateless
-        and there is no radvd, port shall receive IP address calculated
-        from its MAC and mask of subnet.
-        """
+        # NOTE: When subnets configured with dnsmasq SLAAC and DHCP stateless
+        # and there is no radvd, port shall receive IP address calculated
+        # from its MAC and mask of subnet.
         for ra_mode, add_mode in (
                 (None, 'slaac'),
                 (None, 'dhcpv6-stateless'),
         ):
             kwargs = {'ipv6_ra_mode': ra_mode,
                       'ipv6_address_mode': add_mode}
-            kwargs = {k: v for k, v in six.iteritems(kwargs) if v}
+            kwargs = dict((k, v) for k, v in six.iteritems(kwargs) if v)
             real_ip, eui_ip = self._get_ips_from_subnet(**kwargs)
             self._clean_network()
             self.assertEqual(eui_ip, real_ip,
@@ -158,9 +156,8 @@
 
     @test.idempotent_id('21635b6f-165a-4d42-bf49-7d195e47342f')
     def test_dhcpv6_stateless_no_ra_no_dhcp(self):
-        """If no radvd option and no dnsmasq option is configured
-        port shall receive IP from fixed IPs list of subnet.
-        """
+        # NOTE: If no radvd option and no dnsmasq option is configured
+        # port shall receive IP from fixed IPs list of subnet.
         real_ip, eui_ip = self._get_ips_from_subnet()
         self._clean_network()
         self.assertNotEqual(eui_ip, real_ip,
@@ -171,11 +168,10 @@
 
     @test.idempotent_id('4544adf7-bb5f-4bdc-b769-b3e77026cef2')
     def test_dhcpv6_two_subnets(self):
-        """When one IPv6 subnet configured with dnsmasq SLAAC or DHCP stateless
-        and other IPv6 is with DHCP stateful, port shall receive EUI-64 IP
-        addresses from first subnet and DHCP address from second one.
-        Order of subnet creating should be unimportant.
-        """
+        # NOTE: When one IPv6 subnet configured with dnsmasq SLAAC or DHCP
+        # stateless and other IPv6 is with DHCP stateful, port shall receive
+        # EUI-64 IP addresses from first subnet and DHCP address from second
+        # one. Order of subnet creating should be unimportant.
         for order in ("slaac_first", "dhcp_first"):
             for ra_mode, add_mode in (
                     ('slaac', 'slaac'),
@@ -203,9 +199,9 @@
                 real_dhcp_ip, real_eui_ip = [real_ips[sub['id']]
                                              for sub in [subnet_dhcp,
                                              subnet_slaac]]
-                self.client.delete_port(port['id'])
+                self.ports_client.delete_port(port['id'])
                 self.ports.pop()
-                body = self.client.list_ports()
+                body = self.ports_client.list_ports()
                 ports_id_list = [i['id'] for i in body['ports']]
                 self.assertNotIn(port['id'], ports_id_list)
                 self._clean_network()
@@ -221,11 +217,10 @@
 
     @test.idempotent_id('4256c61d-c538-41ea-9147-3c450c36669e')
     def test_dhcpv6_64_subnets(self):
-        """When one IPv6 subnet configured with dnsmasq SLAAC or DHCP stateless
-        and other IPv4 is with DHCP of IPv4, port shall receive EUI-64 IP
-        addresses from first subnet and IPv4 DHCP address from second one.
-        Order of subnet creating should be unimportant.
-        """
+        # NOTE: When one IPv6 subnet configured with dnsmasq SLAAC or DHCP
+        # stateless and other IPv4 is with DHCP of IPv4, port shall receive
+        # EUI-64 IP addresses from first subnet and IPv4 DHCP address from
+        # second one. Order of subnet creating should be unimportant.
         for order in ("slaac_first", "dhcp_first"):
             for ra_mode, add_mode in (
                     ('slaac', 'slaac'),
@@ -265,9 +260,8 @@
 
     @test.idempotent_id('4ab211a0-276f-4552-9070-51e27f58fecf')
     def test_dhcp_stateful(self):
-        """With all options below, DHCPv6 shall allocate address
-        from subnet pool to port.
-        """
+        # NOTE: With all options below, DHCPv6 shall allocate address from
+        # subnet pool to port.
         for ra_mode, add_mode in (
                 ('dhcpv6-stateful', 'dhcpv6-stateful'),
                 ('dhcpv6-stateful', None),
@@ -275,7 +269,7 @@
         ):
             kwargs = {'ipv6_ra_mode': ra_mode,
                       'ipv6_address_mode': add_mode}
-            kwargs = {k: v for k, v in six.iteritems(kwargs) if v}
+            kwargs = dict((k, v) for k, v in six.iteritems(kwargs) if v)
             subnet = self.create_subnet(self.network, **kwargs)
             port = self.create_port(self.network)
             port_ip = next(iter(port['fixed_ips']), None)['ip_address']
@@ -287,10 +281,9 @@
 
     @test.idempotent_id('51a5e97f-f02e-4e4e-9a17-a69811d300e3')
     def test_dhcp_stateful_fixedips(self):
-        """With all options below, port shall be able to get
-        requested IP from fixed IP range not depending on
-        DHCP stateful (not SLAAC!) settings configured.
-        """
+        # NOTE: With all options below, port shall be able to get
+        # requested IP from fixed IP range not depending on
+        # DHCP stateful (not SLAAC!) settings configured.
         for ra_mode, add_mode in (
                 ('dhcpv6-stateful', 'dhcpv6-stateful'),
                 ('dhcpv6-stateful', None),
@@ -298,7 +291,7 @@
         ):
             kwargs = {'ipv6_ra_mode': ra_mode,
                       'ipv6_address_mode': add_mode}
-            kwargs = {k: v for k, v in six.iteritems(kwargs) if v}
+            kwargs = dict((k, v) for k, v in six.iteritems(kwargs) if v)
             subnet = self.create_subnet(self.network, **kwargs)
             ip_range = netaddr.IPRange(subnet["allocation_pools"][0]["start"],
                                        subnet["allocation_pools"][0]["end"])
@@ -316,9 +309,8 @@
 
     @test.idempotent_id('98244d88-d990-4570-91d4-6b25d70d08af')
     def test_dhcp_stateful_fixedips_outrange(self):
-        """When port gets IP address from fixed IP range it
-        shall be checked if it's from subnets range.
-        """
+        # NOTE: When port gets IP address from fixed IP range it
+        # shall be checked if it's from subnets range.
         kwargs = {'ipv6_ra_mode': 'dhcpv6-stateful',
                   'ipv6_address_mode': 'dhcpv6-stateful'}
         subnet = self.create_subnet(self.network, **kwargs)
@@ -334,9 +326,8 @@
 
     @test.idempotent_id('57b8302b-cba9-4fbb-8835-9168df029051')
     def test_dhcp_stateful_fixedips_duplicate(self):
-        """When port gets IP address from fixed IP range it
-        shall be checked if it's not duplicate.
-        """
+        # NOTE: When port gets IP address from fixed IP range it
+        # shall be checked if it's not duplicate.
         kwargs = {'ipv6_ra_mode': 'dhcpv6-stateful',
                   'ipv6_address_mode': 'dhcpv6-stateful'}
         subnet = self.create_subnet(self.network, **kwargs)
@@ -362,21 +353,20 @@
             admin_state_up=True)
         port = self.create_router_interface(router['id'],
                                             subnet['id'])
-        body = self.client.show_port(port['port_id'])
+        body = self.ports_client.show_port(port['port_id'])
         return subnet, body['port']
 
     @test.idempotent_id('e98f65db-68f4-4330-9fea-abd8c5192d4d')
     def test_dhcp_stateful_router(self):
-        """With all options below the router interface shall
-        receive DHCPv6 IP address from allocation pool.
-        """
+        # NOTE: With all options below the router interface shall
+        # receive DHCPv6 IP address from allocation pool.
         for ra_mode, add_mode in (
                 ('dhcpv6-stateful', 'dhcpv6-stateful'),
                 ('dhcpv6-stateful', None),
         ):
             kwargs = {'ipv6_ra_mode': ra_mode,
                       'ipv6_address_mode': add_mode}
-            kwargs = {k: v for k, v in six.iteritems(kwargs) if v}
+            kwargs = dict((k, v) for k, v in six.iteritems(kwargs) if v)
             subnet, port = self._create_subnet_router(kwargs)
             port_ip = next(iter(port['fixed_ips']), None)['ip_address']
             self._clean_network()
diff --git a/tempest/api/network/test_extensions.py b/tempest/api/network/test_extensions.py
index d6b03eb..b83d2b0 100644
--- a/tempest/api/network/test_extensions.py
+++ b/tempest/api/network/test_extensions.py
@@ -19,10 +19,7 @@
 
 
 class ExtensionsTestJSON(base.BaseNetworkTest):
-
-    """
-    Tests the following operations in the Neutron API using the REST client for
-    Neutron:
+    """Tests the following operations in the Neutron API:
 
         List all available extensions
 
diff --git a/tempest/api/network/test_extra_dhcp_options.py b/tempest/api/network/test_extra_dhcp_options.py
index 87e3413..062bc69 100644
--- a/tempest/api/network/test_extra_dhcp_options.py
+++ b/tempest/api/network/test_extra_dhcp_options.py
@@ -19,9 +19,7 @@
 
 
 class ExtraDHCPOptionsTestJSON(base.BaseNetworkTest):
-    """
-    Tests the following operations with the Extra DHCP Options Neutron API
-    extension:
+    """Tests the following operations with the Extra DHCP Options:
 
         port create
         port list
@@ -59,14 +57,14 @@
     @test.idempotent_id('d2c17063-3767-4a24-be4f-a23dbfa133c9')
     def test_create_list_port_with_extra_dhcp_options(self):
         # Create a port with Extra DHCP Options
-        body = self.client.create_port(
+        body = self.ports_client.create_port(
             network_id=self.network['id'],
             extra_dhcp_opts=self.extra_dhcp_opts)
         port_id = body['port']['id']
-        self.addCleanup(self.client.delete_port, port_id)
+        self.addCleanup(self.ports_client.delete_port, port_id)
 
         # Confirm port created has Extra DHCP Options
-        body = self.client.list_ports()
+        body = self.ports_client.list_ports()
         ports = body['ports']
         port = [p for p in ports if p['id'] == port_id]
         self.assertTrue(port)
@@ -76,12 +74,12 @@
     def test_update_show_port_with_extra_dhcp_options(self):
         # Update port with extra dhcp options
         name = data_utils.rand_name('new-port-name')
-        body = self.client.update_port(
+        body = self.ports_client.update_port(
             self.port['id'],
             name=name,
             extra_dhcp_opts=self.extra_dhcp_opts)
         # Confirm extra dhcp options were added to the port
-        body = self.client.show_port(self.port['id'])
+        body = self.ports_client.show_port(self.port['id'])
         self._confirm_extra_dhcp_options(body['port'], self.extra_dhcp_opts)
 
     def _confirm_extra_dhcp_options(self, port, extra_dhcp_opts):
diff --git a/tempest/api/network/test_floating_ips.py b/tempest/api/network/test_floating_ips.py
index 4b4a4e2..ce9c4be 100644
--- a/tempest/api/network/test_floating_ips.py
+++ b/tempest/api/network/test_floating_ips.py
@@ -24,9 +24,7 @@
 
 
 class FloatingIPTestJSON(base.BaseNetworkTest):
-    """
-    Tests the following operations in the Neutron API using the REST client for
-    Neutron:
+    """Tests the following operations in the Neutron API:
 
         Create a Floating IP
         Update a Floating IP
@@ -70,11 +68,11 @@
     @test.idempotent_id('62595970-ab1c-4b7f-8fcc-fddfe55e8718')
     def test_create_list_show_update_delete_floating_ip(self):
         # Creates a floating IP
-        body = self.client.create_floatingip(
+        body = self.floating_ips_client.create_floatingip(
             floating_network_id=self.ext_net_id,
             port_id=self.ports[0]['id'])
         created_floating_ip = body['floatingip']
-        self.addCleanup(self.client.delete_floatingip,
+        self.addCleanup(self.floating_ips_client.delete_floatingip,
                         created_floating_ip['id'])
         self.assertIsNotNone(created_floating_ip['id'])
         self.assertIsNotNone(created_floating_ip['tenant_id'])
@@ -85,7 +83,8 @@
         self.assertIn(created_floating_ip['fixed_ip_address'],
                       [ip['ip_address'] for ip in self.ports[0]['fixed_ips']])
         # Verifies the details of a floating_ip
-        floating_ip = self.client.show_floatingip(created_floating_ip['id'])
+        floating_ip = self.floating_ips_client.show_floatingip(
+            created_floating_ip['id'])
         shown_floating_ip = floating_ip['floatingip']
         self.assertEqual(shown_floating_ip['id'], created_floating_ip['id'])
         self.assertEqual(shown_floating_ip['floating_network_id'],
@@ -97,13 +96,13 @@
         self.assertEqual(shown_floating_ip['port_id'], self.ports[0]['id'])
 
         # Verify the floating ip exists in the list of all floating_ips
-        floating_ips = self.client.list_floatingips()
+        floating_ips = self.floating_ips_client.list_floatingips()
         floatingip_id_list = list()
         for f in floating_ips['floatingips']:
             floatingip_id_list.append(f['id'])
         self.assertIn(created_floating_ip['id'], floatingip_id_list)
         # Associate floating IP to the other port
-        floating_ip = self.client.update_floatingip(
+        floating_ip = self.floating_ips_client.update_floatingip(
             created_floating_ip['id'],
             port_id=self.ports[1]['id'])
         updated_floating_ip = floating_ip['floatingip']
@@ -113,7 +112,7 @@
         self.assertEqual(updated_floating_ip['router_id'], self.router['id'])
 
         # Disassociate floating IP from the port
-        floating_ip = self.client.update_floatingip(
+        floating_ip = self.floating_ips_client.update_floatingip(
             created_floating_ip['id'],
             port_id=None)
         updated_floating_ip = floating_ip['floatingip']
@@ -124,21 +123,22 @@
     @test.idempotent_id('e1f6bffd-442f-4668-b30e-df13f2705e77')
     def test_floating_ip_delete_port(self):
         # Create a floating IP
-        body = self.client.create_floatingip(
+        body = self.floating_ips_client.create_floatingip(
             floating_network_id=self.ext_net_id)
         created_floating_ip = body['floatingip']
-        self.addCleanup(self.client.delete_floatingip,
+        self.addCleanup(self.floating_ips_client.delete_floatingip,
                         created_floating_ip['id'])
         # Create a port
-        port = self.client.create_port(network_id=self.network['id'])
+        port = self.ports_client.create_port(network_id=self.network['id'])
         created_port = port['port']
-        floating_ip = self.client.update_floatingip(
+        floating_ip = self.floating_ips_client.update_floatingip(
             created_floating_ip['id'],
             port_id=created_port['id'])
         # Delete port
-        self.client.delete_port(created_port['id'])
+        self.ports_client.delete_port(created_port['id'])
         # Verifies the details of the floating_ip
-        floating_ip = self.client.show_floatingip(created_floating_ip['id'])
+        floating_ip = self.floating_ips_client.show_floatingip(
+            created_floating_ip['id'])
         shown_floating_ip = floating_ip['floatingip']
         # Confirm the fields are back to None
         self.assertEqual(shown_floating_ip['id'], created_floating_ip['id'])
@@ -149,11 +149,11 @@
     @test.idempotent_id('1bb2f731-fe5a-4b8c-8409-799ade1bed4d')
     def test_floating_ip_update_different_router(self):
         # Associate a floating IP to a port on a router
-        body = self.client.create_floatingip(
+        body = self.floating_ips_client.create_floatingip(
             floating_network_id=self.ext_net_id,
             port_id=self.ports[1]['id'])
         created_floating_ip = body['floatingip']
-        self.addCleanup(self.client.delete_floatingip,
+        self.addCleanup(self.floating_ips_client.delete_floatingip,
                         created_floating_ip['id'])
         self.assertEqual(created_floating_ip['router_id'], self.router['id'])
         network2 = self.create_network()
@@ -163,7 +163,7 @@
         self.create_router_interface(router2['id'], subnet2['id'])
         port_other_router = self.create_port(network2)
         # Associate floating IP to the other port on another router
-        floating_ip = self.client.update_floatingip(
+        floating_ip = self.floating_ips_client.update_floatingip(
             created_floating_ip['id'],
             port_id=port_other_router['id'])
         updated_floating_ip = floating_ip['floatingip']
@@ -175,17 +175,17 @@
     @test.attr(type='smoke')
     @test.idempotent_id('36de4bd0-f09c-43e3-a8e1-1decc1ffd3a5')
     def test_create_floating_ip_specifying_a_fixed_ip_address(self):
-        body = self.client.create_floatingip(
+        body = self.floating_ips_client.create_floatingip(
             floating_network_id=self.ext_net_id,
             port_id=self.ports[1]['id'],
             fixed_ip_address=self.ports[1]['fixed_ips'][0]['ip_address'])
         created_floating_ip = body['floatingip']
-        self.addCleanup(self.client.delete_floatingip,
+        self.addCleanup(self.floating_ips_client.delete_floatingip,
                         created_floating_ip['id'])
         self.assertIsNotNone(created_floating_ip['id'])
         self.assertEqual(created_floating_ip['fixed_ip_address'],
                          self.ports[1]['fixed_ips'][0]['ip_address'])
-        floating_ip = self.client.update_floatingip(
+        floating_ip = self.floating_ips_client.update_floatingip(
             created_floating_ip['id'],
             port_id=None)
         self.assertIsNone(floating_ip['floatingip']['port_id'])
@@ -197,23 +197,24 @@
         list_ips = [str(ip) for ip in ips[-3:-1]]
         fixed_ips = [{'ip_address': list_ips[0]}, {'ip_address': list_ips[1]}]
         # Create port
-        body = self.client.create_port(network_id=self.network['id'],
-                                       fixed_ips=fixed_ips)
+        body = self.ports_client.create_port(network_id=self.network['id'],
+                                             fixed_ips=fixed_ips)
         port = body['port']
-        self.addCleanup(self.client.delete_port, port['id'])
+        self.addCleanup(self.ports_client.delete_port, port['id'])
         # Create floating ip
-        body = self.client.create_floatingip(
+        body = self.floating_ips_client.create_floatingip(
             floating_network_id=self.ext_net_id,
             port_id=port['id'],
             fixed_ip_address=list_ips[0])
         floating_ip = body['floatingip']
-        self.addCleanup(self.client.delete_floatingip, floating_ip['id'])
+        self.addCleanup(self.floating_ips_client.delete_floatingip,
+                        floating_ip['id'])
         self.assertIsNotNone(floating_ip['id'])
         self.assertEqual(floating_ip['fixed_ip_address'], list_ips[0])
         # Update floating ip
-        body = self.client.update_floatingip(floating_ip['id'],
-                                             port_id=port['id'],
-                                             fixed_ip_address=list_ips[1])
+        body = self.floating_ips_client.update_floatingip(
+            floating_ip['id'], port_id=port['id'],
+            fixed_ip_address=list_ips[1])
         update_floating_ip = body['floatingip']
         self.assertEqual(update_floating_ip['fixed_ip_address'],
                          list_ips[1])
diff --git a/tempest/api/network/test_floating_ips_negative.py b/tempest/api/network/test_floating_ips_negative.py
index e8624d8..f915615 100644
--- a/tempest/api/network/test_floating_ips_negative.py
+++ b/tempest/api/network/test_floating_ips_negative.py
@@ -25,8 +25,7 @@
 
 
 class FloatingIPNegativeTestJSON(base.BaseNetworkTest):
-    """
-    Test the following negative  operations for floating ips:
+    """Test the following negative operations for floating ips:
 
         Create floatingip with a port that is unreachable to external network
         Create floatingip in private network
@@ -54,17 +53,17 @@
     @test.attr(type=['negative'])
     @test.idempotent_id('22996ea8-4a81-4b27-b6e1-fa5df92fa5e8')
     def test_create_floatingip_with_port_ext_net_unreachable(self):
-        self.assertRaises(lib_exc.NotFound, self.client.create_floatingip,
-                          floating_network_id=self.ext_net_id,
-                          port_id=self.port['id'],
-                          fixed_ip_address=self.port['fixed_ips'][0]
-                                                    ['ip_address'])
+        self.assertRaises(
+            lib_exc.NotFound, self.floating_ips_client.create_floatingip,
+            floating_network_id=self.ext_net_id, port_id=self.port['id'],
+            fixed_ip_address=self.port['fixed_ips'][0]
+                                      ['ip_address'])
 
     @test.attr(type=['negative'])
     @test.idempotent_id('50b9aeb4-9f0b-48ee-aa31-fa955a48ff54')
     def test_create_floatingip_in_private_network(self):
         self.assertRaises(lib_exc.BadRequest,
-                          self.client.create_floatingip,
+                          self.floating_ips_client.create_floatingip,
                           floating_network_id=self.network['id'],
                           port_id=self.port['id'],
                           fixed_ip_address=self.port['fixed_ips'][0]
@@ -74,12 +73,13 @@
     @test.idempotent_id('6b3b8797-6d43-4191-985c-c48b773eb429')
     def test_associate_floatingip_port_ext_net_unreachable(self):
         # Create floating ip
-        body = self.client.create_floatingip(
+        body = self.floating_ips_client.create_floatingip(
             floating_network_id=self.ext_net_id)
         floating_ip = body['floatingip']
-        self.addCleanup(self.client.delete_floatingip, floating_ip['id'])
+        self.addCleanup(
+            self.floating_ips_client.delete_floatingip, floating_ip['id'])
         # Associate floating IP to the other port
-        self.assertRaises(lib_exc.NotFound, self.client.update_floatingip,
-                          floating_ip['id'], port_id=self.port['id'],
-                          fixed_ip_address=self.port['fixed_ips'][0]
-                          ['ip_address'])
+        self.assertRaises(
+            lib_exc.NotFound, self.floating_ips_client.update_floatingip,
+            floating_ip['id'], port_id=self.port['id'],
+            fixed_ip_address=self.port['fixed_ips'][0]['ip_address'])
diff --git a/tempest/api/network/test_metering_extensions.py b/tempest/api/network/test_metering_extensions.py
index ee0dcb0..c4021b4 100644
--- a/tempest/api/network/test_metering_extensions.py
+++ b/tempest/api/network/test_metering_extensions.py
@@ -23,9 +23,7 @@
 
 
 class MeteringTestJSON(base.BaseAdminNetworkTest):
-    """
-    Tests the following operations in the Neutron API using the REST client for
-    Neutron:
+    """Tests the following operations in the Neutron API:
 
         List, Show, Create, Delete Metering labels
         List, Show, Create, Delete Metering labels rules
@@ -53,9 +51,11 @@
 
     def _delete_metering_label(self, metering_label_id):
         # Deletes a label and verifies if it is deleted or not
-        self.admin_client.delete_metering_label(metering_label_id)
+        self.admin_metering_labels_client.delete_metering_label(
+            metering_label_id)
         # Asserting that the label is not found in list after deletion
-        labels = self.admin_client.list_metering_labels(id=metering_label_id)
+        labels = self.admin_metering_labels_client.list_metering_labels(
+            id=metering_label_id)
         self.assertEqual(len(labels['metering_labels']), 0)
 
     def _delete_metering_label_rule(self, metering_label_rule_id):
@@ -70,7 +70,7 @@
     @test.idempotent_id('e2fb2f8c-45bf-429a-9f17-171c70444612')
     def test_list_metering_labels(self):
         # Verify label filtering
-        body = self.admin_client.list_metering_labels(id=33)
+        body = self.admin_metering_labels_client.list_metering_labels(id=33)
         metering_labels = body['metering_labels']
         self.assertEqual(0, len(metering_labels))
 
@@ -79,21 +79,22 @@
         # Creates a label
         name = data_utils.rand_name('metering-label-')
         description = "label created by tempest"
-        body = self.admin_client.create_metering_label(name=name,
-                                                       description=description)
+        body = self.admin_metering_labels_client.create_metering_label(
+            name=name, description=description)
         metering_label = body['metering_label']
         self.addCleanup(self._delete_metering_label,
                         metering_label['id'])
         # Assert whether created labels are found in labels list or fail
         # if created labels are not found in labels list
-        labels = (self.admin_client.list_metering_labels(
+        labels = (self.admin_metering_labels_client.list_metering_labels(
                   id=metering_label['id']))
         self.assertEqual(len(labels['metering_labels']), 1)
 
     @test.idempotent_id('30abb445-0eea-472e-bd02-8649f54a5968')
     def test_show_metering_label(self):
         # Verifies the details of a label
-        body = self.admin_client.show_metering_label(self.metering_label['id'])
+        body = self.admin_metering_labels_client.show_metering_label(
+            self.metering_label['id'])
         metering_label = body['metering_label']
         self.assertEqual(self.metering_label['id'], metering_label['id'])
         self.assertEqual(self.metering_label['tenant_id'],
diff --git a/tempest/api/network/test_networks.py b/tempest/api/network/test_networks.py
index c5b2080..a266142 100644
--- a/tempest/api/network/test_networks.py
+++ b/tempest/api/network/test_networks.py
@@ -28,9 +28,7 @@
 
 
 class NetworksTest(base.BaseNetworkTest):
-    """
-    Tests the following operations in the Neutron API using the REST client for
-    Neutron:
+    """Tests the following operations in the Neutron API:
 
         create a network for a tenant
         list tenant's networks
@@ -95,9 +93,8 @@
 
     @classmethod
     def _create_subnet_with_last_subnet_block(cls, network, ip_version):
-        """Derive last subnet CIDR block from tenant CIDR and
-           create the subnet with that derived CIDR
-        """
+        # Derive last subnet CIDR block from tenant CIDR and
+        # create the subnet with that derived CIDR
         if ip_version == 4:
             cidr = netaddr.IPNetwork(CONF.network.tenant_network_cidr)
             mask_bits = CONF.network.tenant_network_mask_bits
@@ -133,9 +130,8 @@
         return [{'start': str(gateway + 2), 'end': str(gateway + 3)}]
 
     def subnet_dict(self, include_keys):
-        """Return a subnet dict which has include_keys and their corresponding
-           value from self._subnet_data
-        """
+        # Return a subnet dict which has include_keys and their corresponding
+        # value from self._subnet_data
         return dict((key, self._subnet_data[self._ip_version][key])
                     for key in include_keys)
 
@@ -405,9 +401,7 @@
 
 
 class BulkNetworkOpsTestJSON(base.BaseNetworkTest):
-    """
-    Tests the following operations in the Neutron API using the REST client for
-    Neutron:
+    """Tests the following operations in the Neutron API:
 
         bulk network creation
         bulk subnet creation
@@ -444,9 +438,9 @@
 
     def _delete_ports(self, created_ports):
         for n in created_ports:
-            self.client.delete_port(n['id'])
+            self.ports_client.delete_port(n['id'])
         # Asserting that the ports are not found in the list after deletion
-        body = self.client.list_ports()
+        body = self.ports_client.list_ports()
         ports_list = [port['id'] for port in body['ports']]
         for n in created_ports:
             self.assertNotIn(n['id'], ports_list)
@@ -522,7 +516,7 @@
         created_ports = body['ports']
         self.addCleanup(self._delete_ports, created_ports)
         # Asserting that the ports are found in the list after creation
-        body = self.client.list_ports()
+        body = self.ports_client.list_ports()
         ports_list = [port['id'] for port in body['ports']]
         for n in created_ports:
             self.assertIsNotNone(n['id'])
diff --git a/tempest/api/network/test_networks_negative.py b/tempest/api/network/test_networks_negative.py
index 4fe31cf..0ef96a6 100644
--- a/tempest/api/network/test_networks_negative.py
+++ b/tempest/api/network/test_networks_negative.py
@@ -41,7 +41,7 @@
     @test.idempotent_id('a954861d-cbfd-44e8-b0a9-7fab111f235d')
     def test_show_non_existent_port(self):
         non_exist_id = data_utils.rand_uuid()
-        self.assertRaises(lib_exc.NotFound, self.client.show_port,
+        self.assertRaises(lib_exc.NotFound, self.ports_client.show_port,
                           non_exist_id)
 
     @test.attr(type=['negative'])
@@ -79,13 +79,14 @@
     def test_create_port_on_non_existent_network(self):
         non_exist_net_id = data_utils.rand_uuid()
         self.assertRaises(lib_exc.NotFound,
-                          self.client.create_port, network_id=non_exist_net_id)
+                          self.ports_client.create_port,
+                          network_id=non_exist_net_id)
 
     @test.attr(type=['negative'])
     @test.idempotent_id('cf8eef21-4351-4f53-adcd-cc5cb1e76b92')
     def test_update_non_existent_port(self):
         non_exist_port_id = data_utils.rand_uuid()
-        self.assertRaises(lib_exc.NotFound, self.client.update_port,
+        self.assertRaises(lib_exc.NotFound, self.ports_client.update_port,
                           non_exist_port_id, name='new_name')
 
     @test.attr(type=['negative'])
@@ -93,4 +94,4 @@
     def test_delete_non_existent_port(self):
         non_exist_port_id = data_utils.rand_uuid()
         self.assertRaises(lib_exc.NotFound,
-                          self.client.delete_port, non_exist_port_id)
+                          self.ports_client.delete_port, non_exist_port_id)
diff --git a/tempest/api/network/test_ports.py b/tempest/api/network/test_ports.py
index 6f58075..43da1c4 100644
--- a/tempest/api/network/test_ports.py
+++ b/tempest/api/network/test_ports.py
@@ -28,8 +28,7 @@
 
 
 class PortsTestJSON(sec_base.BaseSecGroupTest):
-    """
-    Test the following operations for ports:
+    """Test the following operations for ports:
 
         port create
         port delete
@@ -45,8 +44,8 @@
         cls.port = cls.create_port(cls.network)
 
     def _delete_port(self, port_id):
-        self.client.delete_port(port_id)
-        body = self.client.list_ports()
+        self.ports_client.delete_port(port_id)
+        body = self.ports_client.list_ports()
         ports_list = body['ports']
         self.assertFalse(port_id in [n['id'] for n in ports_list])
 
@@ -54,16 +53,16 @@
     @test.idempotent_id('c72c1c0c-2193-4aca-aaa4-b1442640f51c')
     def test_create_update_delete_port(self):
         # Verify port creation
-        body = self.client.create_port(network_id=self.network['id'])
+        body = self.ports_client.create_port(network_id=self.network['id'])
         port = body['port']
         # Schedule port deletion with verification upon test completion
         self.addCleanup(self._delete_port, port['id'])
         self.assertTrue(port['admin_state_up'])
         # Verify port update
         new_name = "New_Port"
-        body = self.client.update_port(port['id'],
-                                       name=new_name,
-                                       admin_state_up=False)
+        body = self.ports_client.update_port(port['id'],
+                                             name=new_name,
+                                             admin_state_up=False)
         updated_port = body['port']
         self.assertEqual(updated_port['name'], new_name)
         self.assertFalse(updated_port['admin_state_up'])
@@ -107,8 +106,8 @@
                                                   'end': str(address + 6)}]}
         subnet = self.create_subnet(network, **allocation_pools)
         self.addCleanup(self.subnets_client.delete_subnet, subnet['id'])
-        body = self.client.create_port(network_id=net_id)
-        self.addCleanup(self.client.delete_port, body['port']['id'])
+        body = self.ports_client.create_port(network_id=net_id)
+        self.addCleanup(self.ports_client.delete_port, body['port']['id'])
         port = body['port']
         ip_address = port['fixed_ips'][0]['ip_address']
         start_ip_address = allocation_pools['allocation_pools'][0]['start']
@@ -120,7 +119,7 @@
     @test.idempotent_id('c9a685bd-e83f-499c-939f-9f7863ca259f')
     def test_show_port(self):
         # Verify the details of port
-        body = self.client.show_port(self.port['id'])
+        body = self.ports_client.show_port(self.port['id'])
         port = body['port']
         self.assertIn('id', port)
         # TODO(Santosh)- This is a temporary workaround to compare create_port
@@ -134,8 +133,8 @@
     def test_show_port_fields(self):
         # Verify specific fields of a port
         fields = ['id', 'mac_address']
-        body = self.client.show_port(self.port['id'],
-                                     fields=fields)
+        body = self.ports_client.show_port(self.port['id'],
+                                           fields=fields)
         port = body['port']
         self.assertEqual(sorted(port.keys()), sorted(fields))
         for field_name in fields:
@@ -145,7 +144,7 @@
     @test.idempotent_id('cf95b358-3e92-4a29-a148-52445e1ac50e')
     def test_list_ports(self):
         # Verify the port exists in the list of all ports
-        body = self.client.list_ports()
+        body = self.ports_client.list_ports()
         ports = [port['id'] for port in body['ports']
                  if port['id'] == self.port['id']]
         self.assertNotEmpty(ports, "Created port not found in the list")
@@ -157,14 +156,14 @@
         subnet = self.create_subnet(network)
         self.addCleanup(self.subnets_client.delete_subnet, subnet['id'])
         # Create two ports
-        port_1 = self.client.create_port(network_id=network['id'])
-        self.addCleanup(self.client.delete_port, port_1['port']['id'])
-        port_2 = self.client.create_port(network_id=network['id'])
-        self.addCleanup(self.client.delete_port, port_2['port']['id'])
+        port_1 = self.ports_client.create_port(network_id=network['id'])
+        self.addCleanup(self.ports_client.delete_port, port_1['port']['id'])
+        port_2 = self.ports_client.create_port(network_id=network['id'])
+        self.addCleanup(self.ports_client.delete_port, port_2['port']['id'])
         # List ports filtered by fixed_ips
         port_1_fixed_ip = port_1['port']['fixed_ips'][0]['ip_address']
         fixed_ips = 'ip_address=' + port_1_fixed_ip
-        port_list = self.client.list_ports(fixed_ips=fixed_ips)
+        port_list = self.ports_client.list_ports(fixed_ips=fixed_ips)
         # Check that we got the desired port
         ports = port_list['ports']
         tenant_ids = set([port['tenant_id'] for port in ports])
@@ -190,14 +189,14 @@
         self.addCleanup(self.subnets_client.delete_subnet, subnet['id'])
         router = self.create_router(data_utils.rand_name('router-'))
         self.addCleanup(self.client.delete_router, router['id'])
-        port = self.client.create_port(network_id=network['id'])
+        port = self.ports_client.create_port(network_id=network['id'])
         # Add router interface to port created above
         self.client.add_router_interface_with_port_id(
             router['id'], port['port']['id'])
         self.addCleanup(self.client.remove_router_interface_with_port_id,
                         router['id'], port['port']['id'])
         # List ports filtered by router_id
-        port_list = self.client.list_ports(device_id=router['id'])
+        port_list = self.ports_client.list_ports(device_id=router['id'])
         ports = port_list['ports']
         self.assertEqual(len(ports), 1)
         self.assertEqual(ports[0]['id'], port['port']['id'])
@@ -207,7 +206,7 @@
     def test_list_ports_fields(self):
         # Verify specific fields of ports
         fields = ['id', 'mac_address']
-        body = self.client.list_ports(fields=fields)
+        body = self.ports_client.list_ports(fields=fields)
         ports = body['ports']
         self.assertNotEmpty(ports, "Port list returned is empty")
         # Asserting the fields returned are correct
@@ -231,7 +230,7 @@
         # Create a port with multiple IP addresses
         port = self.create_port(network,
                                 fixed_ips=fixed_ips)
-        self.addCleanup(self.client.delete_port, port['id'])
+        self.addCleanup(self.ports_client.delete_port, port['id'])
         self.assertEqual(2, len(port['fixed_ips']))
         check_fixed_ips = [subnet_1['id'], subnet_2['id']]
         for item in port['fixed_ips']:
@@ -269,8 +268,8 @@
             "network_id": self.network['id'],
             "admin_state_up": True,
             "fixed_ips": fixed_ip_1}
-        body = self.client.create_port(**post_body)
-        self.addCleanup(self.client.delete_port, body['port']['id'])
+        body = self.ports_client.create_port(**post_body)
+        self.addCleanup(self.ports_client.delete_port, body['port']['id'])
         port = body['port']
 
         # Update the port with security groups
@@ -280,7 +279,7 @@
                        "admin_state_up": False,
                        "fixed_ips": fixed_ip_2,
                        "security_groups": security_groups_list}
-        body = self.client.update_port(port['id'], **update_body)
+        body = self.ports_client.update_port(port['id'], **update_body)
         port_show = body['port']
         # Verify the security groups and other attributes updated to port
         exclude_keys = set(port_show).symmetric_difference(update_body)
@@ -308,16 +307,16 @@
     @test.idempotent_id('13e95171-6cbd-489c-9d7c-3f9c58215c18')
     def test_create_show_delete_port_user_defined_mac(self):
         # Create a port for a legal mac
-        body = self.client.create_port(network_id=self.network['id'])
+        body = self.ports_client.create_port(network_id=self.network['id'])
         old_port = body['port']
         free_mac_address = old_port['mac_address']
-        self.client.delete_port(old_port['id'])
+        self.ports_client.delete_port(old_port['id'])
         # Create a new port with user defined mac
-        body = self.client.create_port(network_id=self.network['id'],
-                                       mac_address=free_mac_address)
-        self.addCleanup(self.client.delete_port, body['port']['id'])
+        body = self.ports_client.create_port(network_id=self.network['id'],
+                                             mac_address=free_mac_address)
+        self.addCleanup(self.ports_client.delete_port, body['port']['id'])
         port = body['port']
-        body = self.client.show_port(port['id'])
+        body = self.ports_client.show_port(port['id'])
         show_port = body['port']
         self.assertEqual(free_mac_address,
                          show_port['mac_address'])
@@ -330,7 +329,7 @@
         subnet = self.create_subnet(network)
         self.addCleanup(self.subnets_client.delete_subnet, subnet['id'])
         port = self.create_port(network, security_groups=[])
-        self.addCleanup(self.client.delete_port, port['id'])
+        self.addCleanup(self.ports_client.delete_port, port['id'])
         self.assertIsNotNone(port['security_groups'])
         self.assertEmpty(port['security_groups'])
 
@@ -352,9 +351,9 @@
     def test_create_port_binding_ext_attr(self):
         post_body = {"network_id": self.network['id'],
                      "binding:host_id": self.host_id}
-        body = self.admin_client.create_port(**post_body)
+        body = self.admin_ports_client.create_port(**post_body)
         port = body['port']
-        self.addCleanup(self.admin_client.delete_port, port['id'])
+        self.addCleanup(self.admin_ports_client.delete_port, port['id'])
         host_id = port['binding:host_id']
         self.assertIsNotNone(host_id)
         self.assertEqual(self.host_id, host_id)
@@ -362,11 +361,11 @@
     @test.idempotent_id('6f6c412c-711f-444d-8502-0ac30fbf5dd5')
     def test_update_port_binding_ext_attr(self):
         post_body = {"network_id": self.network['id']}
-        body = self.admin_client.create_port(**post_body)
+        body = self.admin_ports_client.create_port(**post_body)
         port = body['port']
-        self.addCleanup(self.admin_client.delete_port, port['id'])
+        self.addCleanup(self.admin_ports_client.delete_port, port['id'])
         update_body = {"binding:host_id": self.host_id}
-        body = self.admin_client.update_port(port['id'], **update_body)
+        body = self.admin_ports_client.update_port(port['id'], **update_body)
         updated_port = body['port']
         host_id = updated_port['binding:host_id']
         self.assertIsNotNone(host_id)
@@ -376,18 +375,18 @@
     def test_list_ports_binding_ext_attr(self):
         # Create a new port
         post_body = {"network_id": self.network['id']}
-        body = self.admin_client.create_port(**post_body)
+        body = self.admin_ports_client.create_port(**post_body)
         port = body['port']
-        self.addCleanup(self.admin_client.delete_port, port['id'])
+        self.addCleanup(self.admin_ports_client.delete_port, port['id'])
 
         # Update the port's binding attributes so that is now 'bound'
         # to a host
         update_body = {"binding:host_id": self.host_id}
-        self.admin_client.update_port(port['id'], **update_body)
+        self.admin_ports_client.update_port(port['id'], **update_body)
 
         # List all ports, ensure new port is part of list and its binding
         # attributes are set and accurate
-        body = self.admin_client.list_ports()
+        body = self.admin_ports_client.list_ports()
         ports_list = body['ports']
         pids_list = [p['id'] for p in ports_list]
         self.assertIn(port['id'], pids_list)
@@ -399,10 +398,11 @@
 
     @test.idempotent_id('b54ac0ff-35fc-4c79-9ca3-c7dbd4ea4f13')
     def test_show_port_binding_ext_attr(self):
-        body = self.admin_client.create_port(network_id=self.network['id'])
+        body = self.admin_ports_client.create_port(
+            network_id=self.network['id'])
         port = body['port']
-        self.addCleanup(self.admin_client.delete_port, port['id'])
-        body = self.admin_client.show_port(port['id'])
+        self.addCleanup(self.admin_ports_client.delete_port, port['id'])
+        body = self.admin_ports_client.show_port(port['id'])
         show_port = body['port']
         self.assertEqual(port['binding:host_id'],
                          show_port['binding:host_id'])
diff --git a/tempest/api/network/test_routers.py b/tempest/api/network/test_routers.py
index 29855e1..ed191b6 100644
--- a/tempest/api/network/test_routers.py
+++ b/tempest/api/network/test_routers.py
@@ -144,7 +144,7 @@
         self.assertIn('subnet_id', interface.keys())
         self.assertIn('port_id', interface.keys())
         # Verify router id is equal to device id in port details
-        show_port_body = self.client.show_port(
+        show_port_body = self.ports_client.show_port(
             interface['port_id'])
         self.assertEqual(show_port_body['port']['device_id'],
                          router['id'])
@@ -155,7 +155,7 @@
         network = self.create_network()
         self.create_subnet(network)
         router = self._create_router(data_utils.rand_name('router-'))
-        port_body = self.client.create_port(
+        port_body = self.ports_client.create_port(
             network_id=network['id'])
         # add router interface to port created above
         interface = self.client.add_router_interface_with_port_id(
@@ -165,7 +165,7 @@
         self.assertIn('subnet_id', interface.keys())
         self.assertIn('port_id', interface.keys())
         # Verify router id is equal to device id in port details
-        show_port_body = self.client.show_port(
+        show_port_body = self.ports_client.show_port(
             interface['port_id'])
         self.assertEqual(show_port_body['port']['device_id'],
                          router['id'])
@@ -181,7 +181,7 @@
             self.assertEqual(v, actual_ext_gw_info[k])
 
     def _verify_gateway_port(self, router_id):
-        list_body = self.admin_client.list_ports(
+        list_body = self.admin_ports_client.list_ports(
             network_id=CONF.network.public_network_id,
             device_id=router_id)
         self.assertEqual(len(list_body['ports']), 1)
@@ -245,7 +245,7 @@
         self.client.update_router(router['id'], external_gateway_info={})
         self._verify_router_gateway(router['id'])
         # No gateway port expected
-        list_body = self.admin_client.list_ports(
+        list_body = self.admin_ports_client.list_ports(
             network_id=CONF.network.public_network_id,
             device_id=router['id'])
         self.assertFalse(list_body['ports'])
@@ -357,7 +357,7 @@
                                       interface02['port_id'])
 
     def _verify_router_interface(self, router_id, subnet_id, port_id):
-        show_port_body = self.client.show_port(port_id)
+        show_port_body = self.ports_client.show_port(port_id)
         interface_port = show_port_body['port']
         self.assertEqual(router_id, interface_port['device_id'])
         self.assertEqual(subnet_id,
diff --git a/tempest/api/network/test_subnetpools_extensions.py b/tempest/api/network/test_subnetpools_extensions.py
index 09478ca..8a61ff8 100644
--- a/tempest/api/network/test_subnetpools_extensions.py
+++ b/tempest/api/network/test_subnetpools_extensions.py
@@ -22,9 +22,7 @@
 
 
 class SubnetPoolsTestJSON(base.BaseNetworkTest):
-    """
-    Tests the following operations in the subnetpools API using the REST client
-    for Neutron:
+    """Tests the following operations in the subnetpools API:
 
         Create a subnet pool.
         Update a subnet pool.
diff --git a/tempest/api/object_storage/base.py b/tempest/api/object_storage/base.py
index 41a7d65..2621581 100644
--- a/tempest/api/object_storage/base.py
+++ b/tempest/api/object_storage/base.py
@@ -90,10 +90,8 @@
                 pass
 
     def assertHeaders(self, resp, target, method):
-        """
-        Common method to check the existence and the format of common response
-        headers
-        """
+        """Check the existence and the format of response headers"""
+
         self.assertThat(resp, custom_matchers.ExistsAllResponseHeaders(
                         target, method))
         self.assertThat(resp, custom_matchers.AreAllWellFormatted())
diff --git a/tempest/api/object_storage/test_account_quotas.py b/tempest/api/object_storage/test_account_quotas.py
index 78707d8..0f6a330 100644
--- a/tempest/api/object_storage/test_account_quotas.py
+++ b/tempest/api/object_storage/test_account_quotas.py
@@ -92,8 +92,7 @@
     @test.idempotent_id('63f51f9f-5f1d-4fc6-b5be-d454d70949d6')
     @test.requires_ext(extension='account_quotas', service='object')
     def test_admin_modify_quota(self):
-        """Test that the ResellerAdmin is able to modify and remove the quota
-        on a user's account.
+        """Test ResellerAdmin can modify/remove the quota on a user's account
 
         Using the account client, the test modifies the quota
         successively to:
diff --git a/tempest/api/object_storage/test_account_quotas_negative.py b/tempest/api/object_storage/test_account_quotas_negative.py
index 2bf331a..aee17d3 100644
--- a/tempest/api/object_storage/test_account_quotas_negative.py
+++ b/tempest/api/object_storage/test_account_quotas_negative.py
@@ -83,9 +83,7 @@
     @test.idempotent_id('d1dc5076-555e-4e6d-9697-28f1fe976324')
     @test.requires_ext(extension='account_quotas', service='object')
     def test_user_modify_quota(self):
-        """Test that a user is not able to modify or remove a quota on
-        its account.
-        """
+        """Test that a user cannot modify or remove a quota on its account."""
 
         # Not able to remove quota
         self.assertRaises(lib_exc.Forbidden,
diff --git a/tempest/api/object_storage/test_object_services.py b/tempest/api/object_storage/test_object_services.py
index d64efee..e8b035b 100644
--- a/tempest/api/object_storage/test_object_services.py
+++ b/tempest/api/object_storage/test_object_services.py
@@ -545,7 +545,7 @@
         self.assertTrue(resp['etag'].strip('\"').isalnum())
         self.assertTrue(re.match("^\d+\.?\d*\Z", resp['x-timestamp']))
         self.assertNotEqual(len(resp['content-type']), 0)
-        self.assertTrue(re.match("^tx[0-9a-f]*-[0-9a-f]*$",
+        self.assertTrue(re.match("^tx[0-9a-f]{21}-[0-9a-f]{10}.*",
                                  resp['x-trans-id']))
         self.assertNotEqual(len(resp['date']), 0)
         self.assertEqual(resp['accept-ranges'], 'bytes')
@@ -637,7 +637,7 @@
         self.assertTrue(resp['etag'].strip('\"').isalnum())
         self.assertTrue(re.match("^\d+\.?\d*\Z", resp['x-timestamp']))
         self.assertNotEqual(len(resp['content-type']), 0)
-        self.assertTrue(re.match("^tx[0-9a-f]*-[0-9a-f]*$",
+        self.assertTrue(re.match("^tx[0-9a-f]{21}-[0-9a-f]{10}.*",
                                  resp['x-trans-id']))
         self.assertNotEqual(len(resp['date']), 0)
         self.assertEqual(resp['accept-ranges'], 'bytes')
diff --git a/tempest/api/orchestration/stacks/test_neutron_resources.py b/tempest/api/orchestration/stacks/test_neutron_resources.py
index 070150d..a614c76 100644
--- a/tempest/api/orchestration/stacks/test_neutron_resources.py
+++ b/tempest/api/orchestration/stacks/test_neutron_resources.py
@@ -16,7 +16,7 @@
 import netaddr
 
 from tempest.api.orchestration import base
-from tempest import clients
+from tempest.common import credentials_factory as credentials
 from tempest.common.utils import data_utils
 from tempest import config
 from tempest import exceptions
@@ -38,13 +38,14 @@
     @classmethod
     def setup_credentials(cls):
         super(NeutronResourcesTestJSON, cls).setup_credentials()
-        cls.os = clients.Manager()
+        cls.os = credentials.ConfiguredUserManager()
 
     @classmethod
     def setup_clients(cls):
         super(NeutronResourcesTestJSON, cls).setup_clients()
         cls.network_client = cls.os.network_client
         cls.subnets_client = cls.os.subnets_client
+        cls.ports_client = cls.os.ports_client
 
     @classmethod
     def resource_setup(cls):
@@ -164,7 +165,7 @@
         router_id = self.test_resources.get('Router')['physical_resource_id']
         network_id = self.test_resources.get('Network')['physical_resource_id']
         subnet_id = self.test_resources.get('Subnet')['physical_resource_id']
-        body = self.network_client.list_ports()
+        body = self.ports_client.list_ports()
         ports = body['ports']
         router_ports = filter(lambda port: port['device_id'] ==
                               router_id, ports)
diff --git a/tempest/api/orchestration/stacks/test_non_empty_stack.py b/tempest/api/orchestration/stacks/test_non_empty_stack.py
index e37587c..4bc2c17 100644
--- a/tempest/api/orchestration/stacks/test_non_empty_stack.py
+++ b/tempest/api/orchestration/stacks/test_non_empty_stack.py
@@ -91,8 +91,7 @@
 
     @test.idempotent_id('c951d55e-7cce-4c1f-83a0-bad735437fa6')
     def test_list_resources(self):
-        """Getting list of created resources for the stack should be possible.
-        """
+        """Get list of created resources for the stack should be possible."""
         resources = self.list_resources(self.stack_identifier)
         self.assertEqual({self.resource_name: self.resource_type}, resources)
 
diff --git a/tempest/api/telemetry/base.py b/tempest/api/telemetry/base.py
index 8f07614..bbd01f0 100644
--- a/tempest/api/telemetry/base.py
+++ b/tempest/api/telemetry/base.py
@@ -61,18 +61,9 @@
         cls.glance_v2_notifications = ['image.download', 'image.serve']
 
         cls.server_ids = []
-        cls.alarm_ids = []
         cls.image_ids = []
 
     @classmethod
-    def create_alarm(cls, **kwargs):
-        body = cls.telemetry_client.create_alarm(
-            name=data_utils.rand_name('telemetry_alarm'),
-            type='threshold', **kwargs)
-        cls.alarm_ids.append(body['alarm_id'])
-        return body
-
-    @classmethod
     def create_server(cls):
         tenant_network = cls.get_tenant_network()
         body, server = compute.create_test_server(
@@ -106,14 +97,13 @@
 
     @classmethod
     def resource_cleanup(cls):
-        cls.cleanup_resources(cls.telemetry_client.delete_alarm, cls.alarm_ids)
         cls.cleanup_resources(cls.servers_client.delete_server, cls.server_ids)
         cls.cleanup_resources(cls.image_client.delete_image, cls.image_ids)
         super(BaseTelemetryTest, cls).resource_cleanup()
 
     def await_samples(self, metric, query):
-        """
-        This method is to wait for sample to add it to database.
+        """This method is to wait for sample to add it to database.
+
         There are long time delays when using Postgresql (or Mysql)
         database as ceilometer backend
         """
@@ -153,3 +143,46 @@
         raise exceptions.TimeoutException(
             'Event with query:%s has not been added to the '
             'database within %d seconds' % (query, CONF.compute.build_timeout))
+
+
+class BaseAlarmingTest(tempest.test.BaseTestCase):
+    """Base test case class for all Alarming API tests."""
+
+    credentials = ['primary']
+
+    @classmethod
+    def skip_checks(cls):
+        super(BaseAlarmingTest, cls).skip_checks()
+        if not CONF.service_available.aodh:
+            raise cls.skipException("Aodh support is required")
+
+    @classmethod
+    def setup_clients(cls):
+        super(BaseAlarmingTest, cls).setup_clients()
+        cls.alarming_client = cls.os.alarming_client
+
+    @classmethod
+    def resource_setup(cls):
+        super(BaseAlarmingTest, cls).resource_setup()
+        cls.alarm_ids = []
+
+    @classmethod
+    def create_alarm(cls, **kwargs):
+        body = cls.alarming_client.create_alarm(
+            name=data_utils.rand_name('telemetry_alarm'),
+            type='threshold', **kwargs)
+        cls.alarm_ids.append(body['alarm_id'])
+        return body
+
+    @staticmethod
+    def cleanup_resources(method, list_of_ids):
+        for resource_id in list_of_ids:
+            try:
+                method(resource_id)
+            except lib_exc.NotFound:
+                pass
+
+    @classmethod
+    def resource_cleanup(cls):
+        cls.cleanup_resources(cls.alarming_client.delete_alarm, cls.alarm_ids)
+        super(BaseAlarmingTest, cls).resource_cleanup()
diff --git a/tempest/api/telemetry/test_telemetry_alarming_api.py b/tempest/api/telemetry/test_alarming_api.py
similarity index 80%
rename from tempest/api/telemetry/test_telemetry_alarming_api.py
rename to tempest/api/telemetry/test_alarming_api.py
index 6c84b98..daa0939 100644
--- a/tempest/api/telemetry/test_telemetry_alarming_api.py
+++ b/tempest/api/telemetry/test_alarming_api.py
@@ -17,7 +17,7 @@
 from tempest import test
 
 
-class TelemetryAlarmingAPITestJSON(base.BaseTelemetryTest):
+class TelemetryAlarmingAPITestJSON(base.BaseAlarmingTest):
 
     @classmethod
     def resource_setup(cls):
@@ -32,7 +32,7 @@
     @test.idempotent_id('1c918e06-210b-41eb-bd45-14676dd77cd6')
     def test_alarm_list(self):
         # List alarms
-        alarm_list = self.telemetry_client.list_alarms()
+        alarm_list = self.alarming_client.list_alarms()
 
         # Verify created alarm in the list
         fetched_ids = [a['alarm_id'] for a in alarm_list]
@@ -46,7 +46,7 @@
     def test_create_update_get_delete_alarm(self):
         # Create an alarm
         alarm_name = data_utils.rand_name('telemetry_alarm')
-        body = self.telemetry_client.create_alarm(
+        body = self.alarming_client.create_alarm(
             name=alarm_name, type='threshold', threshold_rule=self.rule)
         self.assertEqual(alarm_name, body['name'])
         alarm_id = body['alarm_id']
@@ -57,7 +57,7 @@
                     'threshold': 70.0,
                     'period': 60}
         alarm_name_updated = data_utils.rand_name('telemetry-alarm-update')
-        body = self.telemetry_client.update_alarm(
+        body = self.alarming_client.update_alarm(
             alarm_id,
             threshold_rule=new_rule,
             name=alarm_name_updated,
@@ -65,19 +65,19 @@
         self.assertEqual(alarm_name_updated, body['name'])
         self.assertDictContainsSubset(new_rule, body['threshold_rule'])
         # Get and verify details of an alarm after update
-        body = self.telemetry_client.show_alarm(alarm_id)
+        body = self.alarming_client.show_alarm(alarm_id)
         self.assertEqual(alarm_name_updated, body['name'])
         self.assertDictContainsSubset(new_rule, body['threshold_rule'])
         # Get history for the alarm and verify the same
-        body = self.telemetry_client.show_alarm_history(alarm_id)
+        body = self.alarming_client.show_alarm_history(alarm_id)
         self.assertEqual("rule change", body[0]['type'])
         self.assertIn(alarm_name_updated, body[0]['detail'])
         self.assertEqual("creation", body[1]['type'])
         self.assertIn(alarm_name, body[1]['detail'])
         # Delete alarm and verify if deleted
-        self.telemetry_client.delete_alarm(alarm_id)
+        self.alarming_client.delete_alarm(alarm_id)
         self.assertRaises(lib_exc.NotFound,
-                          self.telemetry_client.show_alarm, alarm_id)
+                          self.alarming_client.show_alarm, alarm_id)
 
     @test.idempotent_id('aca49486-70bb-4016-87e0-f6131374f741')
     def test_set_get_alarm_state(self):
@@ -86,11 +86,11 @@
         # Set alarm state and verify
         new_state =\
             [elem for elem in alarm_states if elem != alarm['state']][0]
-        state = self.telemetry_client.alarm_set_state(alarm['alarm_id'],
-                                                      new_state)
+        state = self.alarming_client.alarm_set_state(alarm['alarm_id'],
+                                                     new_state)
         self.assertEqual(new_state, state.data)
         # Get alarm state and verify
-        state = self.telemetry_client.show_alarm_state(alarm['alarm_id'])
+        state = self.alarming_client.show_alarm_state(alarm['alarm_id'])
         self.assertEqual(new_state, state.data)
 
     @test.idempotent_id('08d7e45a-1344-4e5c-ba6f-f6cbb77f55b9')
@@ -99,13 +99,13 @@
                 "operator": "or"}
         # Verifies alarm create
         alarm_name = data_utils.rand_name('combination_alarm')
-        body = self.telemetry_client.create_alarm(name=alarm_name,
-                                                  combination_rule=rule,
-                                                  type='combination')
+        body = self.alarming_client.create_alarm(name=alarm_name,
+                                                 combination_rule=rule,
+                                                 type='combination')
         self.assertEqual(alarm_name, body['name'])
         alarm_id = body['alarm_id']
         self.assertDictContainsSubset(rule, body['combination_rule'])
         # Verify alarm delete
-        self.telemetry_client.delete_alarm(alarm_id)
+        self.alarming_client.delete_alarm(alarm_id)
         self.assertRaises(lib_exc.NotFound,
-                          self.telemetry_client.show_alarm, alarm_id)
+                          self.alarming_client.show_alarm, alarm_id)
diff --git a/tempest/api/telemetry/test_alarming_api_negative.py b/tempest/api/telemetry/test_alarming_api_negative.py
index 7d5a0bf..e945556 100644
--- a/tempest/api/telemetry/test_alarming_api_negative.py
+++ b/tempest/api/telemetry/test_alarming_api_negative.py
@@ -20,9 +20,9 @@
 import uuid
 
 
-class TelemetryAlarmingNegativeTest(base.BaseTelemetryTest):
-    """here we have negative tests for show_alarm, update_alarm, show_alarm_history
-       Tests
+class TelemetryAlarmingNegativeTest(base.BaseAlarmingTest):
+    """Negative tests for show_alarm, update_alarm, show_alarm_history tests
+
         ** show non-existent alarm
         ** show the deleted alarm
         ** delete deleted alarm
@@ -34,7 +34,7 @@
     def test_get_non_existent_alarm(self):
         # get the non-existent alarm
         non_existent_id = str(uuid.uuid4())
-        self.assertRaises(lib_exc.NotFound, self.telemetry_client.show_alarm,
+        self.assertRaises(lib_exc.NotFound, self.alarming_client.show_alarm,
                           non_existent_id)
 
     @test.attr(type=['negative'])
@@ -46,14 +46,14 @@
                 'comparison_operator': 'eq',
                 'threshold': 100.0,
                 'period': 90}
-        body = self.telemetry_client.create_alarm(
+        body = self.alarming_client.create_alarm(
             name=alarm_name,
             type='threshold',
             threshold_rule=rule)
         alarm_id = body['alarm_id']
-        self.telemetry_client.delete_alarm(alarm_id)
+        self.alarming_client.delete_alarm(alarm_id)
         # get the deleted alarm
-        self.assertRaises(lib_exc.NotFound, self.telemetry_client.show_alarm,
+        self.assertRaises(lib_exc.NotFound, self.alarming_client.show_alarm,
                           alarm_id)
 
         # update the deleted alarm
@@ -62,10 +62,10 @@
                         'comparison_operator': 'eq',
                         'threshold': 70,
                         'period': 50}
-        self.assertRaises(lib_exc.NotFound, self.telemetry_client.update_alarm,
+        self.assertRaises(lib_exc.NotFound, self.alarming_client.update_alarm,
                           alarm_id, threshold_rule=updated_rule,
                           name=updated_alarm_name,
                           type='threshold')
         # delete the deleted alarm
-        self.assertRaises(lib_exc.NotFound, self.telemetry_client.delete_alarm,
+        self.assertRaises(lib_exc.NotFound, self.alarming_client.delete_alarm,
                           alarm_id)
diff --git a/tempest/api/telemetry/test_telemetry_notification_api.py b/tempest/api/telemetry/test_telemetry_notification_api.py
index 31eff9d..7511505 100644
--- a/tempest/api/telemetry/test_telemetry_notification_api.py
+++ b/tempest/api/telemetry/test_telemetry_notification_api.py
@@ -58,7 +58,7 @@
         body = self.create_image(self.image_client_v2)
 
         self.image_client_v2.store_image_file(body['id'], "file")
-        self.image_client_v2.load_image_file(body['id'])
+        self.image_client_v2.show_image_file(body['id'])
 
         query = 'resource', 'eq', body['id']
 
diff --git a/tempest/api/volume/admin/test_multi_backend.py b/tempest/api/volume/admin/test_multi_backend.py
index 4337922..6d2aaea 100644
--- a/tempest/api/volume/admin/test_multi_backend.py
+++ b/tempest/api/volume/admin/test_multi_backend.py
@@ -11,7 +11,7 @@
 #    under the License.
 
 from oslo_log import log as logging
-
+import six
 from tempest.api.volume import base
 from tempest.common.utils import data_utils
 from tempest import config
@@ -34,9 +34,14 @@
     @classmethod
     def resource_setup(cls):
         super(VolumeMultiBackendV2Test, cls).resource_setup()
-
-        cls.backend1_name = CONF.volume.backend1_name
-        cls.backend2_name = CONF.volume.backend2_name
+        # support 2 backends names, deprecated_for_removal.
+        # keep support 2 backend names, in case they are not empty
+        if CONF.volume.backend1_name and CONF.volume.backend2_name:
+            cls.backend_names = {CONF.volume.backend1_name,
+                                 CONF.volume.backend2_name}
+        else:
+            # read backend name from a list .
+            cls.backend_names = set(CONF.volume.backend_names)
 
         cls.name_field = cls.special_fields['name_field']
         cls.volume_type_id_list = []
@@ -44,15 +49,15 @@
         cls.volume_id_list_without_prefix = []
 
         # Volume/Type creation (uses volume_backend_name)
-        cls._create_type_and_volume(cls.backend1_name, False)
-        # Volume/Type creation (uses capabilities:volume_backend_name)
-        cls._create_type_and_volume(cls.backend1_name, True)
-
-        if cls.backend1_name != cls.backend2_name:
-            # Volume/Type creation (uses backend2_name)
-            cls._create_type_and_volume(cls.backend2_name, False)
+        # It is not allowed to create the same backend name twice
+        if len(cls.backend_names) < 2:
+            raise cls.skipException("Requires at least two different "
+                                    "backend names")
+        for backend_name in cls.backend_names:
+            # Volume/Type creation (uses backend_name)
+            cls._create_type_and_volume(backend_name, False)
             # Volume/Type creation (uses capabilities:volume_backend_name)
-            cls._create_type_and_volume(cls.backend2_name, True)
+            cls._create_type_and_volume(backend_name, True)
 
     @classmethod
     def _create_type_and_volume(self, backend_name_key, with_prefix):
@@ -104,32 +109,28 @@
     @test.idempotent_id('c1a41f3f-9dad-493e-9f09-3ff197d477cc')
     def test_backend_name_reporting(self):
         # get volume id which created by type without prefix
-        volume_id = self.volume_id_list_without_prefix[0]
-        self._test_backend_name_reporting_by_volume_id(volume_id)
+        for volume_id in self.volume_id_list_without_prefix:
+            self._test_backend_name_reporting_by_volume_id(volume_id)
 
     @test.idempotent_id('f38e647f-ab42-4a31-a2e7-ca86a6485215')
     def test_backend_name_reporting_with_prefix(self):
         # get volume id which created by type with prefix
-        volume_id = self.volume_id_list_with_prefix[0]
-        self._test_backend_name_reporting_by_volume_id(volume_id)
+        for volume_id in self.volume_id_list_with_prefix:
+            self._test_backend_name_reporting_by_volume_id(volume_id)
 
     @test.idempotent_id('46435ab1-a0af-4401-8373-f14e66b0dd58')
     def test_backend_name_distinction(self):
-        if self.backend1_name == self.backend2_name:
-            raise self.skipException("backends configured with same name")
-        # get volume id which created by type without prefix
-        volume1_id = self.volume_id_list_without_prefix[0]
-        volume2_id = self.volume_id_list_without_prefix[1]
-        self._test_backend_name_distinction(volume1_id, volume2_id)
+        # get volume ids which created by type without prefix
+        self._test_backend_name_distinction(self.volume_id_list_without_prefix)
 
     @test.idempotent_id('4236305b-b65a-4bfc-a9d2-69cb5b2bf2ed')
     def test_backend_name_distinction_with_prefix(self):
-        if self.backend1_name == self.backend2_name:
-            raise self.skipException("backends configured with same name")
-        # get volume id which created by type without prefix
-        volume1_id = self.volume_id_list_with_prefix[0]
-        volume2_id = self.volume_id_list_with_prefix[1]
-        self._test_backend_name_distinction(volume1_id, volume2_id)
+        # get volume ids which created by type without prefix
+        self._test_backend_name_distinction(self.volume_id_list_with_prefix)
+
+    def _get_volume_host(self, volume_id):
+        return self.admin_volume_client.show_volume(
+            volume_id)['volume']['os-vol-host-attr:host']
 
     def _test_backend_name_reporting_by_volume_id(self, volume_id):
         # this test checks if os-vol-attr:host is populated correctly after
@@ -143,19 +144,16 @@
                volume_id)
         self.assertTrue(len(volume1_host.split("@")) > 1, msg)
 
-    def _test_backend_name_distinction(self, volume1_id, volume2_id):
-        # this test checks that the two volumes created at setUp don't
+    def _test_backend_name_distinction(self, volume_id_list):
+        # this test checks that the volumes created at setUp don't
         # belong to the same backend (if they are, than the
         # volume backend distinction is not working properly)
-        volume = self.admin_volume_client.show_volume(volume1_id)['volume']
-        volume1_host = volume['os-vol-host-attr:host']
-
-        volume = self.admin_volume_client.show_volume(volume2_id)['volume']
-        volume2_host = volume['os-vol-host-attr:host']
-
-        msg = ("volumes %s and %s were created in the same backend" %
-               (volume1_id, volume2_id))
-        self.assertNotEqual(volume1_host, volume2_host, msg)
+        volume_hosts = [self._get_volume_host(volume) for volume in
+                        volume_id_list]
+        # assert that volumes are each created on separate hosts:
+        msg = ("volumes %s were created in the same backend" % ", "
+               .join(volume_hosts))
+        six.assertCountEqual(self, volume_hosts, set(volume_hosts), msg)
 
 
 class VolumeMultiBackendV1Test(VolumeMultiBackendV2Test):
diff --git a/tempest/api/volume/admin/test_volume_services.py b/tempest/api/volume/admin/test_volume_services.py
index 74fffb9..6692594 100644
--- a/tempest/api/volume/admin/test_volume_services.py
+++ b/tempest/api/volume/admin/test_volume_services.py
@@ -18,8 +18,8 @@
 
 
 class VolumesServicesV2TestJSON(base.BaseVolumeAdminTest):
-    """
-    Tests Volume Services API.
+    """Tests Volume Services API.
+
     volume service list requires admin privileges.
     """
 
diff --git a/tempest/api/volume/test_availability_zone.py b/tempest/api/volume/test_availability_zone.py
index 366b8d2..fe51375 100644
--- a/tempest/api/volume/test_availability_zone.py
+++ b/tempest/api/volume/test_availability_zone.py
@@ -18,10 +18,7 @@
 
 
 class AvailabilityZoneV2TestJSON(base.BaseVolumeTest):
-
-    """
-    Tests Availability Zone V2 API List
-    """
+    """Tests Availability Zone V2 API List"""
 
     @classmethod
     def setup_clients(cls):
diff --git a/tempest/api/volume/test_volumes_list.py b/tempest/api/volume/test_volumes_list.py
index 620366a..b776494 100644
--- a/tempest/api/volume/test_volumes_list.py
+++ b/tempest/api/volume/test_volumes_list.py
@@ -26,14 +26,11 @@
 
 
 class VolumesV2ListTestJSON(base.BaseVolumeTest):
-
-    """
-    This test creates a number of 1G volumes. To run successfully,
-    ensure that the backing file for the volume group that Nova uses
-    has space for at least 3 1G volumes!
-    If you are running a Devstack environment, ensure that the
-    VOLUME_BACKING_FILE_SIZE is at least 4G in your localrc
-    """
+    # NOTE: This test creates a number of 1G volumes. To run successfully,
+    # ensure that the backing file for the volume group that Nova uses
+    # has space for at least 3 1G volumes!
+    # If you are running a Devstack environment, ensure that the
+    # VOLUME_BACKING_FILE_SIZE is at least 4G in your localrc
 
     VOLUME_FIELDS = ('id', 'name')
 
@@ -83,10 +80,7 @@
         super(VolumesV2ListTestJSON, cls).resource_cleanup()
 
     def _list_by_param_value_and_assert(self, params, with_detail=False):
-        """
-        Perform list or list_details action with given params
-        and validates result.
-        """
+        """list or list_details with given params and validates result"""
         if with_detail:
             fetched_vol_list = \
                 self.client.list_volumes(detail=True, params=params)['volumes']
diff --git a/tempest/api/volume/test_volumes_snapshots.py b/tempest/api/volume/test_volumes_snapshots.py
index 9866da3..856adcc 100644
--- a/tempest/api/volume/test_volumes_snapshots.py
+++ b/tempest/api/volume/test_volumes_snapshots.py
@@ -43,10 +43,8 @@
         self.volumes_client.wait_for_volume_status(volume_id, 'available')
 
     def _list_by_param_values_and_assert(self, params, with_detail=False):
-        """
-        Perform list or list_details action with given params
-        and validates result.
-        """
+        """list or list_details with given params and validates result."""
+
         if with_detail:
             fetched_snap_list = self.snapshots_client.list_snapshots(
                 detail=True, params=params)['snapshots']
diff --git a/tempest/api/volume/v2/test_volumes_list.py b/tempest/api/volume/v2/test_volumes_list.py
index 94a9d16..6568627 100644
--- a/tempest/api/volume/v2/test_volumes_list.py
+++ b/tempest/api/volume/v2/test_volumes_list.py
@@ -21,9 +21,7 @@
 
 
 class VolumesV2ListTestJSON(base.BaseVolumeTest):
-
-    """
-    volumes v2 specific tests.
+    """volumes v2 specific tests.
 
     This test creates a number of 1G volumes. To run successfully,
     ensure that the backing file for the volume group that Nova uses
diff --git a/tempest/api_schema/response/compute/v2_1/agents.py b/tempest/api_schema/response/compute/v2_1/agents.py
deleted file mode 100644
index da38198..0000000
--- a/tempest/api_schema/response/compute/v2_1/agents.py
+++ /dev/null
@@ -1,60 +0,0 @@
-# Copyright 2014 NEC Corporation.  All rights reserved.
-#
-#    Licensed under the Apache License, Version 2.0 (the "License"); you may
-#    not use this file except in compliance with the License. You may obtain
-#    a copy of the License at
-#
-#         http://www.apache.org/licenses/LICENSE-2.0
-#
-#    Unless required by applicable law or agreed to in writing, software
-#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-#    License for the specific language governing permissions and limitations
-#    under the License.
-
-common_agent_info = {
-    'type': 'object',
-    'properties': {
-        'agent_id': {'type': ['integer', 'string']},
-        'hypervisor': {'type': 'string'},
-        'os': {'type': 'string'},
-        'architecture': {'type': 'string'},
-        'version': {'type': 'string'},
-        'url': {'type': 'string', 'format': 'uri'},
-        'md5hash': {'type': 'string'}
-    },
-    'additionalProperties': False,
-    'required': ['agent_id', 'hypervisor', 'os', 'architecture',
-                 'version', 'url', 'md5hash']
-}
-
-list_agents = {
-    'status_code': [200],
-    'response_body': {
-        'type': 'object',
-        'properties': {
-            'agents': {
-                'type': 'array',
-                'items': common_agent_info
-            }
-        },
-        'additionalProperties': False,
-        'required': ['agents']
-    }
-}
-
-create_agent = {
-    'status_code': [200],
-    'response_body': {
-        'type': 'object',
-        'properties': {
-            'agent': common_agent_info
-        },
-        'additionalProperties': False,
-        'required': ['agent']
-    }
-}
-
-delete_agent = {
-    'status_code': [200]
-}
diff --git a/tempest/api_schema/response/compute/v2_1/hypervisors.py b/tempest/api_schema/response/compute/v2_1/hypervisors.py
deleted file mode 100644
index 05901b6..0000000
--- a/tempest/api_schema/response/compute/v2_1/hypervisors.py
+++ /dev/null
@@ -1,195 +0,0 @@
-# Copyright 2014 NEC Corporation.  All rights reserved.
-#
-#    Licensed under the Apache License, Version 2.0 (the "License"); you may
-#    not use this file except in compliance with the License. You may obtain
-#    a copy of the License at
-#
-#         http://www.apache.org/licenses/LICENSE-2.0
-#
-#    Unless required by applicable law or agreed to in writing, software
-#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-#    License for the specific language governing permissions and limitations
-#    under the License.
-
-import copy
-
-from tempest.api_schema.response.compute.v2_1 import parameter_types
-
-get_hypervisor_statistics = {
-    'status_code': [200],
-    'response_body': {
-        'type': 'object',
-        'properties': {
-            'hypervisor_statistics': {
-                'type': 'object',
-                'properties': {
-                    'count': {'type': 'integer'},
-                    'current_workload': {'type': 'integer'},
-                    'disk_available_least': {'type': ['integer', 'null']},
-                    'free_disk_gb': {'type': 'integer'},
-                    'free_ram_mb': {'type': 'integer'},
-                    'local_gb': {'type': 'integer'},
-                    'local_gb_used': {'type': 'integer'},
-                    'memory_mb': {'type': 'integer'},
-                    'memory_mb_used': {'type': 'integer'},
-                    'running_vms': {'type': 'integer'},
-                    'vcpus': {'type': 'integer'},
-                    'vcpus_used': {'type': 'integer'}
-                },
-                'additionalProperties': False,
-                'required': ['count', 'current_workload',
-                             'disk_available_least', 'free_disk_gb',
-                             'free_ram_mb', 'local_gb', 'local_gb_used',
-                             'memory_mb', 'memory_mb_used', 'running_vms',
-                             'vcpus', 'vcpus_used']
-            }
-        },
-        'additionalProperties': False,
-        'required': ['hypervisor_statistics']
-    }
-}
-
-
-hypervisor_detail = {
-    'type': 'object',
-    'properties': {
-        'status': {'type': 'string'},
-        'state': {'type': 'string'},
-        'cpu_info': {'type': 'string'},
-        'current_workload': {'type': 'integer'},
-        'disk_available_least': {'type': ['integer', 'null']},
-        'host_ip': parameter_types.ip_address,
-        'free_disk_gb': {'type': 'integer'},
-        'free_ram_mb': {'type': 'integer'},
-        'hypervisor_hostname': {'type': 'string'},
-        'hypervisor_type': {'type': 'string'},
-        'hypervisor_version': {'type': 'integer'},
-        'id': {'type': ['integer', 'string']},
-        'local_gb': {'type': 'integer'},
-        'local_gb_used': {'type': 'integer'},
-        'memory_mb': {'type': 'integer'},
-        'memory_mb_used': {'type': 'integer'},
-        'running_vms': {'type': 'integer'},
-        'service': {
-            'type': 'object',
-            'properties': {
-                'host': {'type': 'string'},
-                'id': {'type': ['integer', 'string']},
-                'disabled_reason': {'type': ['string', 'null']}
-            },
-            'additionalProperties': False,
-            'required': ['host', 'id']
-        },
-        'vcpus': {'type': 'integer'},
-        'vcpus_used': {'type': 'integer'}
-    },
-    'additionalProperties': False,
-    # NOTE: When loading os-hypervisor-status extension,
-    # a response contains status and state. So these params
-    # should not be required.
-    'required': ['cpu_info', 'current_workload',
-                 'disk_available_least', 'host_ip',
-                 'free_disk_gb', 'free_ram_mb',
-                 'hypervisor_hostname', 'hypervisor_type',
-                 'hypervisor_version', 'id', 'local_gb',
-                 'local_gb_used', 'memory_mb', 'memory_mb_used',
-                 'running_vms', 'service', 'vcpus', 'vcpus_used']
-}
-
-list_hypervisors_detail = {
-    'status_code': [200],
-    'response_body': {
-        'type': 'object',
-        'properties': {
-            'hypervisors': {
-                'type': 'array',
-                'items': hypervisor_detail
-            }
-        },
-        'additionalProperties': False,
-        'required': ['hypervisors']
-    }
-}
-
-get_hypervisor = {
-    'status_code': [200],
-    'response_body': {
-        'type': 'object',
-        'properties': {
-            'hypervisor': hypervisor_detail
-        },
-        'additionalProperties': False,
-        'required': ['hypervisor']
-    }
-}
-
-list_search_hypervisors = {
-    'status_code': [200],
-    'response_body': {
-        'type': 'object',
-        'properties': {
-            'hypervisors': {
-                'type': 'array',
-                'items': {
-                    'type': 'object',
-                    'properties': {
-                        'status': {'type': 'string'},
-                        'state': {'type': 'string'},
-                        'id': {'type': ['integer', 'string']},
-                        'hypervisor_hostname': {'type': 'string'}
-                    },
-                    'additionalProperties': False,
-                    # NOTE: When loading os-hypervisor-status extension,
-                    # a response contains status and state. So these params
-                    # should not be required.
-                    'required': ['id', 'hypervisor_hostname']
-                }
-            }
-        },
-        'additionalProperties': False,
-        'required': ['hypervisors']
-    }
-}
-
-get_hypervisor_uptime = {
-    'status_code': [200],
-    'response_body': {
-        'type': 'object',
-        'properties': {
-            'hypervisor': {
-                'type': 'object',
-                'properties': {
-                    'status': {'type': 'string'},
-                    'state': {'type': 'string'},
-                    'id': {'type': ['integer', 'string']},
-                    'hypervisor_hostname': {'type': 'string'},
-                    'uptime': {'type': 'string'}
-                },
-                'additionalProperties': False,
-                # NOTE: When loading os-hypervisor-status extension,
-                # a response contains status and state. So these params
-                # should not be required.
-                'required': ['id', 'hypervisor_hostname', 'uptime']
-            }
-        },
-        'additionalProperties': False,
-        'required': ['hypervisor']
-    }
-}
-
-get_hypervisors_servers = copy.deepcopy(list_search_hypervisors)
-get_hypervisors_servers['response_body']['properties']['hypervisors']['items'][
-    'properties']['servers'] = {
-        'type': 'array',
-        'items': {
-            'type': 'object',
-            'properties': {
-                'uuid': {'type': 'string'},
-                'name': {'type': 'string'}
-            },
-            'additionalProperties': False,
-        }
-    }
-# In V2 API, if there is no servers (VM) on the Hypervisor host then 'servers'
-# attribute will not be present in response body So it is not 'required'.
diff --git a/tempest/api_schema/response/compute/v2_1/images.py b/tempest/api_schema/response/compute/v2_1/images.py
deleted file mode 100644
index a513dcb..0000000
--- a/tempest/api_schema/response/compute/v2_1/images.py
+++ /dev/null
@@ -1,154 +0,0 @@
-# Copyright 2014 NEC Corporation.  All rights reserved.
-#
-#    Licensed under the Apache License, Version 2.0 (the "License"); you may
-#    not use this file except in compliance with the License. You may obtain
-#    a copy of the License at
-#
-#         http://www.apache.org/licenses/LICENSE-2.0
-#
-#    Unless required by applicable law or agreed to in writing, software
-#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-#    License for the specific language governing permissions and limitations
-#    under the License.
-
-import copy
-
-from tempest.api_schema.response.compute.v2_1 import parameter_types
-
-image_links = copy.deepcopy(parameter_types.links)
-image_links['items']['properties'].update({'type': {'type': 'string'}})
-
-common_image_schema = {
-    'type': 'object',
-    'properties': {
-        'id': {'type': 'string'},
-        'status': {'type': 'string'},
-        'updated': {'type': 'string'},
-        'links': image_links,
-        'name': {'type': 'string'},
-        'created': {'type': 'string'},
-        'minDisk': {'type': 'integer'},
-        'minRam': {'type': 'integer'},
-        'progress': {'type': 'integer'},
-        'metadata': {'type': 'object'},
-        'server': {
-            'type': 'object',
-            'properties': {
-                'id': {'type': 'string'},
-                'links': parameter_types.links
-            },
-            'additionalProperties': False,
-            'required': ['id', 'links']
-        },
-        'OS-EXT-IMG-SIZE:size': {'type': 'integer'},
-        'OS-DCF:diskConfig': {'type': 'string'}
-    },
-    'additionalProperties': False,
-    # 'server' attributes only comes in response body if image is
-    # associated with any server. 'OS-EXT-IMG-SIZE:size' & 'OS-DCF:diskConfig'
-    # are API extension,  So those are not defined as 'required'.
-    'required': ['id', 'status', 'updated', 'links', 'name',
-                 'created', 'minDisk', 'minRam', 'progress',
-                 'metadata']
-}
-
-get_image = {
-    'status_code': [200],
-    'response_body': {
-        'type': 'object',
-        'properties': {
-            'image': common_image_schema
-        },
-        'additionalProperties': False,
-        'required': ['image']
-    }
-}
-
-list_images = {
-    'status_code': [200],
-    'response_body': {
-        'type': 'object',
-        'properties': {
-            'images': {
-                'type': 'array',
-                'items': {
-                    'type': 'object',
-                    'properties': {
-                        'id': {'type': 'string'},
-                        'links': image_links,
-                        'name': {'type': 'string'}
-                    },
-                    'additionalProperties': False,
-                    'required': ['id', 'links', 'name']
-                }
-            },
-            'images_links': parameter_types.links
-        },
-        'additionalProperties': False,
-        # NOTE(gmann): images_links attribute is not necessary to be
-        # present always So it is not 'required'.
-        'required': ['images']
-    }
-}
-
-create_image = {
-    'status_code': [202],
-    'response_header': {
-        'type': 'object',
-        'properties': parameter_types.response_header
-    }
-}
-create_image['response_header']['properties'].update(
-    {'location': {
-        'type': 'string',
-        'format': 'uri'}
-     }
-)
-create_image['response_header']['required'] = ['location']
-
-delete = {
-    'status_code': [204]
-}
-
-image_metadata = {
-    'status_code': [200],
-    'response_body': {
-        'type': 'object',
-        'properties': {
-            'metadata': {'type': 'object'}
-        },
-        'additionalProperties': False,
-        'required': ['metadata']
-    }
-}
-
-image_meta_item = {
-    'status_code': [200],
-    'response_body': {
-        'type': 'object',
-        'properties': {
-            'meta': {'type': 'object'}
-        },
-        'additionalProperties': False,
-        'required': ['meta']
-    }
-}
-
-list_images_details = {
-    'status_code': [200],
-    'response_body': {
-        'type': 'object',
-        'properties': {
-            'images': {
-                'type': 'array',
-                'items': common_image_schema
-            },
-            'images_links': parameter_types.links
-        },
-        'additionalProperties': False,
-        # NOTE(gmann): images_links attribute is not necessary to be
-        # present always So it is not 'required'.
-        'required': ['images']
-    }
-}
diff --git a/tempest/api_schema/response/compute/v2_1/instance_usage_audit_logs.py b/tempest/api_schema/response/compute/v2_1/instance_usage_audit_logs.py
deleted file mode 100644
index c6c4deb..0000000
--- a/tempest/api_schema/response/compute/v2_1/instance_usage_audit_logs.py
+++ /dev/null
@@ -1,62 +0,0 @@
-# Copyright 2014 NEC Corporation.  All rights reserved.
-#
-#    Licensed under the Apache License, Version 2.0 (the "License"); you may
-#    not use this file except in compliance with the License. You may obtain
-#    a copy of the License at
-#
-#         http://www.apache.org/licenses/LICENSE-2.0
-#
-#    Unless required by applicable law or agreed to in writing, software
-#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-#    License for the specific language governing permissions and limitations
-#    under the License.
-
-common_instance_usage_audit_log = {
-    'type': 'object',
-    'properties': {
-        'hosts_not_run': {
-            'type': 'array',
-            'items': {'type': 'string'}
-        },
-        'log': {'type': 'object'},
-        'num_hosts': {'type': 'integer'},
-        'num_hosts_done': {'type': 'integer'},
-        'num_hosts_not_run': {'type': 'integer'},
-        'num_hosts_running': {'type': 'integer'},
-        'overall_status': {'type': 'string'},
-        'period_beginning': {'type': 'string'},
-        'period_ending': {'type': 'string'},
-        'total_errors': {'type': 'integer'},
-        'total_instances': {'type': 'integer'}
-    },
-    'additionalProperties': False,
-    'required': ['hosts_not_run', 'log', 'num_hosts', 'num_hosts_done',
-                 'num_hosts_not_run', 'num_hosts_running', 'overall_status',
-                 'period_beginning', 'period_ending', 'total_errors',
-                 'total_instances']
-}
-
-get_instance_usage_audit_log = {
-    'status_code': [200],
-    'response_body': {
-        'type': 'object',
-        'properties': {
-            'instance_usage_audit_log': common_instance_usage_audit_log
-        },
-        'additionalProperties': False,
-        'required': ['instance_usage_audit_log']
-    }
-}
-
-list_instance_usage_audit_log = {
-    'status_code': [200],
-    'response_body': {
-        'type': 'object',
-        'properties': {
-            'instance_usage_audit_logs': common_instance_usage_audit_log
-        },
-        'additionalProperties': False,
-        'required': ['instance_usage_audit_logs']
-    }
-}
diff --git a/tempest/api_schema/response/compute/v2_1/limits.py b/tempest/api_schema/response/compute/v2_1/limits.py
deleted file mode 100644
index 81f175f..0000000
--- a/tempest/api_schema/response/compute/v2_1/limits.py
+++ /dev/null
@@ -1,106 +0,0 @@
-# Copyright 2014 NEC Corporation.  All rights reserved.
-#
-#    Licensed under the Apache License, Version 2.0 (the "License"); you may
-#    not use this file except in compliance with the License. You may obtain
-#    a copy of the License at
-#
-#         http://www.apache.org/licenses/LICENSE-2.0
-#
-#    Unless required by applicable law or agreed to in writing, software
-#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-#    License for the specific language governing permissions and limitations
-#    under the License.
-
-get_limit = {
-    'status_code': [200],
-    'response_body': {
-        'type': 'object',
-        'properties': {
-            'limits': {
-                'type': 'object',
-                'properties': {
-                    'absolute': {
-                        'type': 'object',
-                        'properties': {
-                            'maxTotalRAMSize': {'type': 'integer'},
-                            'totalCoresUsed': {'type': 'integer'},
-                            'maxTotalInstances': {'type': 'integer'},
-                            'maxTotalFloatingIps': {'type': 'integer'},
-                            'totalSecurityGroupsUsed': {'type': 'integer'},
-                            'maxTotalCores': {'type': 'integer'},
-                            'totalFloatingIpsUsed': {'type': 'integer'},
-                            'maxSecurityGroups': {'type': 'integer'},
-                            'maxServerMeta': {'type': 'integer'},
-                            'maxPersonality': {'type': 'integer'},
-                            'maxImageMeta': {'type': 'integer'},
-                            'maxPersonalitySize': {'type': 'integer'},
-                            'maxSecurityGroupRules': {'type': 'integer'},
-                            'maxTotalKeypairs': {'type': 'integer'},
-                            'totalRAMUsed': {'type': 'integer'},
-                            'totalInstancesUsed': {'type': 'integer'},
-                            'maxServerGroupMembers': {'type': 'integer'},
-                            'maxServerGroups': {'type': 'integer'},
-                            'totalServerGroupsUsed': {'type': 'integer'}
-                        },
-                        'additionalProperties': False,
-                        # NOTE(gmann): maxServerGroupMembers,  maxServerGroups
-                        # and totalServerGroupsUsed are API extension,
-                        # and some environments return a response without these
-                        # attributes.So they are not 'required'.
-                        'required': ['maxImageMeta',
-                                     'maxPersonality',
-                                     'maxPersonalitySize',
-                                     'maxSecurityGroupRules',
-                                     'maxSecurityGroups',
-                                     'maxServerMeta',
-                                     'maxTotalCores',
-                                     'maxTotalFloatingIps',
-                                     'maxTotalInstances',
-                                     'maxTotalKeypairs',
-                                     'maxTotalRAMSize',
-                                     'totalCoresUsed',
-                                     'totalFloatingIpsUsed',
-                                     'totalInstancesUsed',
-                                     'totalRAMUsed',
-                                     'totalSecurityGroupsUsed']
-                    },
-                    'rate': {
-                        'type': 'array',
-                        'items': {
-                            'type': 'object',
-                            'properties': {
-                                'limit': {
-                                    'type': 'array',
-                                    'items': {
-                                        'type': 'object',
-                                        'properties': {
-                                            'next-available':
-                                                {'type': 'string'},
-                                            'remaining':
-                                                {'type': 'integer'},
-                                            'unit':
-                                                {'type': 'string'},
-                                            'value':
-                                                {'type': 'integer'},
-                                            'verb':
-                                                {'type': 'string'}
-                                        },
-                                        'additionalProperties': False,
-                                    }
-                                },
-                                'regex': {'type': 'string'},
-                                'uri': {'type': 'string'}
-                            },
-                            'additionalProperties': False,
-                        }
-                    }
-                },
-                'additionalProperties': False,
-                'required': ['absolute', 'rate']
-            }
-        },
-        'additionalProperties': False,
-        'required': ['limits']
-    }
-}
diff --git a/tempest/api_schema/response/compute/v2_1/migrations.py b/tempest/api_schema/response/compute/v2_1/migrations.py
deleted file mode 100644
index b7d66ea..0000000
--- a/tempest/api_schema/response/compute/v2_1/migrations.py
+++ /dev/null
@@ -1,51 +0,0 @@
-# Copyright 2014 NEC Corporation.  All rights reserved.
-#
-#    Licensed under the Apache License, Version 2.0 (the "License"); you may
-#    not use this file except in compliance with the License. You may obtain
-#    a copy of the License at
-#
-#         http://www.apache.org/licenses/LICENSE-2.0
-#
-#    Unless required by applicable law or agreed to in writing, software
-#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-#    License for the specific language governing permissions and limitations
-#    under the License.
-
-list_migrations = {
-    'status_code': [200],
-    'response_body': {
-        'type': 'object',
-        'properties': {
-            'migrations': {
-                'type': 'array',
-                'items': {
-                    'type': 'object',
-                    'properties': {
-                        'id': {'type': 'integer'},
-                        'status': {'type': ['string', 'null']},
-                        'instance_uuid': {'type': ['string', 'null']},
-                        'source_node': {'type': ['string', 'null']},
-                        'source_compute': {'type': ['string', 'null']},
-                        'dest_node': {'type': ['string', 'null']},
-                        'dest_compute': {'type': ['string', 'null']},
-                        'dest_host': {'type': ['string', 'null']},
-                        'old_instance_type_id': {'type': ['integer', 'null']},
-                        'new_instance_type_id': {'type': ['integer', 'null']},
-                        'created_at': {'type': 'string'},
-                        'updated_at': {'type': ['string', 'null']}
-                    },
-                    'additionalProperties': False,
-                    'required': [
-                        'id', 'status', 'instance_uuid', 'source_node',
-                        'source_compute', 'dest_node', 'dest_compute',
-                        'dest_host', 'old_instance_type_id',
-                        'new_instance_type_id', 'created_at', 'updated_at'
-                    ]
-                }
-            }
-        },
-        'additionalProperties': False,
-        'required': ['migrations']
-    }
-}
diff --git a/tempest/api_schema/response/compute/v2_1/quota_classes.py b/tempest/api_schema/response/compute/v2_1/quota_classes.py
deleted file mode 100644
index a0cdaf5..0000000
--- a/tempest/api_schema/response/compute/v2_1/quota_classes.py
+++ /dev/null
@@ -1,31 +0,0 @@
-# Copyright 2014 IBM Corporation.
-# All rights reserved.
-#
-#    Licensed under the Apache License, Version 2.0 (the "License"); you may
-#    not use this file except in compliance with the License. You may obtain
-#    a copy of the License at
-#
-#         http://www.apache.org/licenses/LICENSE-2.0
-#
-#    Unless required by applicable law or agreed to in writing, software
-#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-#    License for the specific language governing permissions and limitations
-#    under the License.
-
-import copy
-
-from tempest.api_schema.response.compute.v2_1 import quotas
-
-# NOTE(mriedem): os-quota-class-sets responses are the same as os-quota-sets
-# except for the key in the response body is quota_class_set instead of
-# quota_set, so update this copy of the schema from os-quota-sets.
-get_quota_class_set = copy.deepcopy(quotas.get_quota_set)
-get_quota_class_set['response_body']['properties']['quota_class_set'] = (
-    get_quota_class_set['response_body']['properties'].pop('quota_set'))
-get_quota_class_set['response_body']['required'] = ['quota_class_set']
-
-update_quota_class_set = copy.deepcopy(quotas.update_quota_set)
-update_quota_class_set['response_body']['properties']['quota_class_set'] = (
-    update_quota_class_set['response_body']['properties'].pop('quota_set'))
-update_quota_class_set['response_body']['required'] = ['quota_class_set']
diff --git a/tempest/api_schema/response/compute/v2_1/quotas.py b/tempest/api_schema/response/compute/v2_1/quotas.py
deleted file mode 100644
index 7953983..0000000
--- a/tempest/api_schema/response/compute/v2_1/quotas.py
+++ /dev/null
@@ -1,65 +0,0 @@
-# Copyright 2014 NEC Corporation.  All rights reserved.
-#
-#    Licensed under the Apache License, Version 2.0 (the "License"); you may
-#    not use this file except in compliance with the License. You may obtain
-#    a copy of the License at
-#
-#         http://www.apache.org/licenses/LICENSE-2.0
-#
-#    Unless required by applicable law or agreed to in writing, software
-#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-#    License for the specific language governing permissions and limitations
-#    under the License.
-
-import copy
-
-update_quota_set = {
-    'status_code': [200],
-    'response_body': {
-        'type': 'object',
-        'properties': {
-            'quota_set': {
-                'type': 'object',
-                'properties': {
-                    'instances': {'type': 'integer'},
-                    'cores': {'type': 'integer'},
-                    'ram': {'type': 'integer'},
-                    'floating_ips': {'type': 'integer'},
-                    'fixed_ips': {'type': 'integer'},
-                    'metadata_items': {'type': 'integer'},
-                    'key_pairs': {'type': 'integer'},
-                    'security_groups': {'type': 'integer'},
-                    'security_group_rules': {'type': 'integer'},
-                    'server_group_members': {'type': 'integer'},
-                    'server_groups': {'type': 'integer'},
-                    'injected_files': {'type': 'integer'},
-                    'injected_file_content_bytes': {'type': 'integer'},
-                    'injected_file_path_bytes': {'type': 'integer'}
-                },
-                'additionalProperties': False,
-                # NOTE: server_group_members and server_groups are represented
-                # when enabling quota_server_group extension. So they should
-                # not be required.
-                'required': ['instances', 'cores', 'ram',
-                             'floating_ips', 'fixed_ips',
-                             'metadata_items', 'key_pairs',
-                             'security_groups', 'security_group_rules',
-                             'injected_files', 'injected_file_content_bytes',
-                             'injected_file_path_bytes']
-            }
-        },
-        'additionalProperties': False,
-        'required': ['quota_set']
-    }
-}
-
-get_quota_set = copy.deepcopy(update_quota_set)
-get_quota_set['response_body']['properties']['quota_set']['properties'][
-    'id'] = {'type': 'string'}
-get_quota_set['response_body']['properties']['quota_set']['required'].extend([
-    'id'])
-
-delete_quota = {
-    'status_code': [202]
-}
diff --git a/tempest/api_schema/response/compute/v2_1/security_group_default_rule.py b/tempest/api_schema/response/compute/v2_1/security_group_default_rule.py
deleted file mode 100644
index 2ec2826..0000000
--- a/tempest/api_schema/response/compute/v2_1/security_group_default_rule.py
+++ /dev/null
@@ -1,65 +0,0 @@
-# Copyright 2014 NEC Corporation.  All rights reserved.
-#
-#    Licensed under the Apache License, Version 2.0 (the "License"); you may
-#    not use this file except in compliance with the License. You may obtain
-#    a copy of the License at
-#
-#         http://www.apache.org/licenses/LICENSE-2.0
-#
-#    Unless required by applicable law or agreed to in writing, software
-#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-#    License for the specific language governing permissions and limitations
-#    under the License.
-
-common_security_group_default_rule_info = {
-    'type': 'object',
-    'properties': {
-        'from_port': {'type': 'integer'},
-        'id': {'type': 'integer'},
-        'ip_protocol': {'type': 'string'},
-        'ip_range': {
-            'type': 'object',
-            'properties': {
-                'cidr': {'type': 'string'}
-            },
-            'additionalProperties': False,
-            'required': ['cidr'],
-        },
-        'to_port': {'type': 'integer'},
-    },
-    'additionalProperties': False,
-    'required': ['from_port', 'id', 'ip_protocol', 'ip_range', 'to_port'],
-}
-
-create_get_security_group_default_rule = {
-    'status_code': [200],
-    'response_body': {
-        'type': 'object',
-        'properties': {
-            'security_group_default_rule':
-                common_security_group_default_rule_info
-        },
-        'additionalProperties': False,
-        'required': ['security_group_default_rule']
-    }
-}
-
-delete_security_group_default_rule = {
-    'status_code': [204]
-}
-
-list_security_group_default_rules = {
-    'status_code': [200],
-    'response_body': {
-        'type': 'object',
-        'properties': {
-            'security_group_default_rules': {
-                'type': 'array',
-                'items': common_security_group_default_rule_info
-            }
-        },
-        'additionalProperties': False,
-        'required': ['security_group_default_rules']
-    }
-}
diff --git a/tempest/api_schema/response/compute/v2_1/servers.py b/tempest/api_schema/response/compute/v2_1/servers.py
index 44ab9e9..38f7c82 100644
--- a/tempest/api_schema/response/compute/v2_1/servers.py
+++ b/tempest/api_schema/response/compute/v2_1/servers.py
@@ -291,8 +291,8 @@
     'status_code': [202]
 }
 
-get_volume_attachment = copy.deepcopy(attach_volume)
-get_volume_attachment['response_body']['properties'][
+show_volume_attachment = copy.deepcopy(attach_volume)
+show_volume_attachment['response_body']['properties'][
     'volumeAttachment']['properties'].update({'serverId': {'type': 'string'}})
 
 list_volume_attachments = {
@@ -351,7 +351,7 @@
     'required': ['id', 'name', 'policies', 'members', 'metadata']
 }
 
-create_get_server_group = {
+create_show_server_group = {
     'status_code': [200],
     'response_body': {
         'type': 'object',
@@ -436,7 +436,7 @@
 # 'events' does not come in response body always so it is not
 # defined as 'required'
 
-get_instance_action = {
+show_instance_action = {
     'status_code': [200],
     'response_body': {
         'type': 'object',
@@ -448,7 +448,7 @@
     }
 }
 
-get_password = {
+show_password = {
     'status_code': [200],
     'response_body': {
         'type': 'object',
@@ -520,7 +520,7 @@
     'status_code': [204]
 }
 
-set_get_server_metadata_item = {
+set_show_server_metadata_item = {
     'status_code': [200],
     'response_body': {
         'type': 'object',
diff --git a/tempest/api_schema/response/compute/v2_1/services.py b/tempest/api_schema/response/compute/v2_1/services.py
deleted file mode 100644
index ddef7b2..0000000
--- a/tempest/api_schema/response/compute/v2_1/services.py
+++ /dev/null
@@ -1,65 +0,0 @@
-# Copyright 2014 NEC Corporation.  All rights reserved.
-#
-#    Licensed under the Apache License, Version 2.0 (the "License"); you may
-#    not use this file except in compliance with the License. You may obtain
-#    a copy of the License at
-#
-#         http://www.apache.org/licenses/LICENSE-2.0
-#
-#    Unless required by applicable law or agreed to in writing, software
-#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-#    License for the specific language governing permissions and limitations
-#    under the License.
-
-list_services = {
-    'status_code': [200],
-    'response_body': {
-        'type': 'object',
-        'properties': {
-            'services': {
-                'type': 'array',
-                'items': {
-                    'type': 'object',
-                    'properties': {
-                        'id': {'type': ['integer', 'string'],
-                               'pattern': '^[a-zA-Z!]*@[0-9]+$'},
-                        'zone': {'type': 'string'},
-                        'host': {'type': 'string'},
-                        'state': {'type': 'string'},
-                        'binary': {'type': 'string'},
-                        'status': {'type': 'string'},
-                        'updated_at': {'type': ['string', 'null']},
-                        'disabled_reason': {'type': ['string', 'null']}
-                    },
-                    'additionalProperties': False,
-                    'required': ['id', 'zone', 'host', 'state', 'binary',
-                                 'status', 'updated_at', 'disabled_reason']
-                }
-            }
-        },
-        'additionalProperties': False,
-        'required': ['services']
-    }
-}
-
-enable_disable_service = {
-    'status_code': [200],
-    'response_body': {
-        'type': 'object',
-        'properties': {
-            'service': {
-                'type': 'object',
-                'properties': {
-                    'status': {'type': 'string'},
-                    'binary': {'type': 'string'},
-                    'host': {'type': 'string'}
-                },
-                'additionalProperties': False,
-                'required': ['status', 'binary', 'host']
-            }
-        },
-        'additionalProperties': False,
-        'required': ['service']
-    }
-}
diff --git a/tempest/api_schema/response/compute/v2_1/snapshots.py b/tempest/api_schema/response/compute/v2_1/snapshots.py
deleted file mode 100644
index 01a524b..0000000
--- a/tempest/api_schema/response/compute/v2_1/snapshots.py
+++ /dev/null
@@ -1,61 +0,0 @@
-# Copyright 2015 Fujitsu(fnst) Corporation
-# All Rights Reserved.
-#
-#    Licensed under the Apache License, Version 2.0 (the "License"); you may
-#    not use this file except in compliance with the License. You may obtain
-#    a copy of the License at
-#
-#         http://www.apache.org/licenses/LICENSE-2.0
-#
-#    Unless required by applicable law or agreed to in writing, software
-#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-#    License for the specific language governing permissions and limitations
-#    under the License.
-
-common_snapshot_info = {
-    'type': 'object',
-    'properties': {
-        'id': {'type': 'string'},
-        'volumeId': {'type': 'string'},
-        'status': {'type': 'string'},
-        'size': {'type': 'integer'},
-        'createdAt': {'type': 'string'},
-        'displayName': {'type': ['string', 'null']},
-        'displayDescription': {'type': ['string', 'null']}
-    },
-    'additionalProperties': False,
-    'required': ['id', 'volumeId', 'status', 'size',
-                 'createdAt', 'displayName', 'displayDescription']
-}
-
-create_get_snapshot = {
-    'status_code': [200],
-    'response_body': {
-        'type': 'object',
-        'properties': {
-            'snapshot': common_snapshot_info
-        },
-        'additionalProperties': False,
-        'required': ['snapshot']
-    }
-}
-
-list_snapshots = {
-    'status_code': [200],
-    'response_body': {
-        'type': 'object',
-        'properties': {
-            'snapshots': {
-                'type': 'array',
-                'items': common_snapshot_info
-            }
-        },
-        'additionalProperties': False,
-        'required': ['snapshots']
-    }
-}
-
-delete_snapshot = {
-    'status_code': [202]
-}
diff --git a/tempest/api_schema/response/compute/v2_1/tenant_networks.py b/tempest/api_schema/response/compute/v2_1/tenant_networks.py
deleted file mode 100644
index ddfab96..0000000
--- a/tempest/api_schema/response/compute/v2_1/tenant_networks.py
+++ /dev/null
@@ -1,53 +0,0 @@
-# Copyright 2015 NEC Corporation.  All rights reserved.
-#
-#    Licensed under the Apache License, Version 2.0 (the "License"); you may
-#    not use this file except in compliance with the License. You may obtain
-#    a copy of the License at
-#
-#         http://www.apache.org/licenses/LICENSE-2.0
-#
-#    Unless required by applicable law or agreed to in writing, software
-#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-#    License for the specific language governing permissions and limitations
-#    under the License.
-
-param_network = {
-    'type': 'object',
-    'properties': {
-        'id': {'type': 'string'},
-        'cidr': {'type': ['string', 'null']},
-        'label': {'type': 'string'}
-    },
-    'additionalProperties': False,
-    'required': ['id', 'cidr', 'label']
-}
-
-
-list_tenant_networks = {
-    'status_code': [200],
-    'response_body': {
-        'type': 'object',
-        'properties': {
-            'networks': {
-                'type': 'array',
-                'items': param_network
-            }
-        },
-        'additionalProperties': False,
-        'required': ['networks']
-    }
-}
-
-
-get_tenant_network = {
-    'status_code': [200],
-    'response_body': {
-        'type': 'object',
-        'properties': {
-            'network': param_network
-        },
-        'additionalProperties': False,
-        'required': ['network']
-    }
-}
diff --git a/tempest/api_schema/response/compute/v2_1/tenant_usages.py b/tempest/api_schema/response/compute/v2_1/tenant_usages.py
deleted file mode 100644
index d51ef12..0000000
--- a/tempest/api_schema/response/compute/v2_1/tenant_usages.py
+++ /dev/null
@@ -1,92 +0,0 @@
-# Copyright 2014 NEC Corporation.  All rights reserved.
-#
-#    Licensed under the Apache License, Version 2.0 (the "License"); you may
-#    not use this file except in compliance with the License. You may obtain
-#    a copy of the License at
-#
-#         http://www.apache.org/licenses/LICENSE-2.0
-#
-#    Unless required by applicable law or agreed to in writing, software
-#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-#    License for the specific language governing permissions and limitations
-#    under the License.
-
-import copy
-
-_server_usages = {
-    'type': 'array',
-    'items': {
-        'type': 'object',
-        'properties': {
-            'ended_at': {
-                'oneOf': [
-                    {'type': 'string'},
-                    {'type': 'null'}
-                ]
-            },
-            'flavor': {'type': 'string'},
-            'hours': {'type': 'number'},
-            'instance_id': {'type': 'string'},
-            'local_gb': {'type': 'integer'},
-            'memory_mb': {'type': 'integer'},
-            'name': {'type': 'string'},
-            'started_at': {'type': 'string'},
-            'state': {'type': 'string'},
-            'tenant_id': {'type': 'string'},
-            'uptime': {'type': 'integer'},
-            'vcpus': {'type': 'integer'},
-        },
-        'required': ['ended_at', 'flavor', 'hours', 'instance_id', 'local_gb',
-                     'memory_mb', 'name', 'started_at', 'state', 'tenant_id',
-                     'uptime', 'vcpus']
-    }
-}
-
-_tenant_usage_list = {
-    'type': 'object',
-    'properties': {
-        'server_usages': _server_usages,
-        'start': {'type': 'string'},
-        'stop': {'type': 'string'},
-        'tenant_id': {'type': 'string'},
-        'total_hours': {'type': 'number'},
-        'total_local_gb_usage': {'type': 'number'},
-        'total_memory_mb_usage': {'type': 'number'},
-        'total_vcpus_usage': {'type': 'number'},
-    },
-    'required': ['start', 'stop', 'tenant_id',
-                 'total_hours', 'total_local_gb_usage',
-                 'total_memory_mb_usage', 'total_vcpus_usage']
-}
-
-# 'required' of get_tenant is different from list_tenant's.
-_tenant_usage_get = copy.deepcopy(_tenant_usage_list)
-_tenant_usage_get['required'] = ['server_usages', 'start', 'stop', 'tenant_id',
-                                 'total_hours', 'total_local_gb_usage',
-                                 'total_memory_mb_usage', 'total_vcpus_usage']
-
-list_tenant_usage = {
-    'status_code': [200],
-    'response_body': {
-        'type': 'object',
-        'properties': {
-            'tenant_usages': {
-                'type': 'array',
-                'items': _tenant_usage_list
-            }
-        },
-        'required': ['tenant_usages']
-    }
-}
-
-get_tenant_usage = {
-    'status_code': [200],
-    'response_body': {
-        'type': 'object',
-        'properties': {
-            'tenant_usage': _tenant_usage_get
-        },
-        'required': ['tenant_usage']
-    }
-}
diff --git a/tempest/api_schema/response/compute/v2_1/versions.py b/tempest/api_schema/response/compute/v2_1/versions.py
deleted file mode 100644
index 08a9fab..0000000
--- a/tempest/api_schema/response/compute/v2_1/versions.py
+++ /dev/null
@@ -1,110 +0,0 @@
-# Copyright 2015 NEC Corporation.  All rights reserved.
-#
-#    Licensed under the Apache License, Version 2.0 (the "License"); you may
-#    not use this file except in compliance with the License. You may obtain
-#    a copy of the License at
-#
-#         http://www.apache.org/licenses/LICENSE-2.0
-#
-#    Unless required by applicable law or agreed to in writing, software
-#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-#    License for the specific language governing permissions and limitations
-#    under the License.
-
-import copy
-
-
-_version = {
-    'type': 'object',
-    'properties': {
-        'id': {'type': 'string'},
-        'links': {
-            'type': 'array',
-            'items': {
-                'type': 'object',
-                'properties': {
-                    'href': {'type': 'string', 'format': 'uri'},
-                    'rel': {'type': 'string'},
-                    'type': {'type': 'string'},
-                },
-                'required': ['href', 'rel'],
-                'additionalProperties': False
-            }
-        },
-        'status': {'type': 'string'},
-        'updated': {'type': 'string', 'format': 'date-time'},
-        'version': {'type': 'string'},
-        'min_version': {'type': 'string'},
-        'media-types': {
-            'type': 'array',
-            'properties': {
-                'base': {'type': 'string'},
-                'type': {'type': 'string'},
-            }
-        },
-    },
-    # NOTE: version and min_version have been added since Kilo,
-    # so they should not be required.
-    # NOTE(sdague): media-types only shows up in single version requests.
-    'required': ['id', 'links', 'status', 'updated'],
-    'additionalProperties': False
-}
-
-list_versions = {
-    'status_code': [200],
-    'response_body': {
-        'type': 'object',
-        'properties': {
-            'versions': {
-                'type': 'array',
-                'items': _version
-            }
-        },
-        'required': ['versions'],
-        'additionalProperties': False
-    }
-}
-
-
-_detail_get_version = copy.deepcopy(_version)
-_detail_get_version['properties'].pop('min_version')
-_detail_get_version['properties'].pop('version')
-_detail_get_version['properties'].pop('updated')
-_detail_get_version['properties']['media-types'] = {
-    'type': 'array',
-    'items': {
-        'type': 'object',
-        'properties': {
-            'base': {'type': 'string'},
-            'type': {'type': 'string'}
-        }
-    }
-}
-_detail_get_version['required'] = ['id', 'links', 'status', 'media-types']
-
-get_version = {
-    'status_code': [300],
-    'response_body': {
-        'type': 'object',
-        'properties': {
-            'choices': {
-                'type': 'array',
-                'items': _detail_get_version
-            }
-        },
-        'required': ['choices'],
-        'additionalProperties': False
-    }
-}
-
-get_one_version = {
-    'status_code': [200],
-    'response_body': {
-        'type': 'object',
-        'properties': {
-            'version': _version
-        },
-        'additionalProperties': False
-    }
-}
diff --git a/tempest/clients.py b/tempest/clients.py
index 43dd316..d16b47b 100644
--- a/tempest/clients.py
+++ b/tempest/clients.py
@@ -33,10 +33,34 @@
 from tempest_lib.services.compute.floating_ips_bulk_client import \
     FloatingIPsBulkClient
 from tempest_lib.services.compute.hosts_client import HostsClient
+from tempest_lib.services.compute.hypervisor_client import \
+    HypervisorClient
+from tempest_lib.services.compute.images_client import ImagesClient \
+    as ComputeImagesClient
+from tempest_lib.services.compute.instance_usage_audit_log_client import \
+    InstanceUsagesAuditLogClient
+from tempest_lib.services.compute.limits_client import LimitsClient
+from tempest_lib.services.compute.migrations_client import MigrationsClient
+from tempest_lib.services.compute.networks_client import NetworksClient \
+    as ComputeNetworksClient
+from tempest_lib.services.compute.quota_classes_client import \
+    QuotaClassesClient
+from tempest_lib.services.compute.quotas_client import QuotasClient
+from tempest_lib.services.compute.security_group_default_rules_client import \
+    SecurityGroupDefaultRulesClient
+from tempest_lib.services.compute.security_groups_client import \
+    SecurityGroupsClient
+from tempest_lib.services.compute.services_client import ServicesClient
+from tempest_lib.services.compute.snapshots_client import \
+    SnapshotsClient as ComputeSnapshotsClient
+from tempest_lib.services.compute.tenant_networks_client import \
+    TenantNetworksClient
+from tempest_lib.services.compute.tenant_usages_client import \
+    TenantUsagesClient
+from tempest_lib.services.compute.versions_client import VersionsClient
 from tempest_lib.services.identity.v2.token_client import TokenClient
 from tempest_lib.services.identity.v3.token_client import V3TokenClient
 
-from tempest.common import cred_provider
 from tempest.common import negative_rest_client
 from tempest import config
 from tempest import exceptions
@@ -45,40 +69,15 @@
     BaremetalClient
 from tempest.services import botoclients
 from tempest.services.compute.json.floating_ips_client import \
-    FloatingIPsClient
-from tempest.services.compute.json.hypervisor_client import \
-    HypervisorClient
-from tempest.services.compute.json.images_client import ImagesClient
-from tempest.services.compute.json.instance_usage_audit_log_client import \
-    InstanceUsagesAuditLogClient
+    FloatingIPsClient as ComputeFloatingIPsClient
 from tempest.services.compute.json.interfaces_client import \
     InterfacesClient
 from tempest.services.compute.json.keypairs_client import KeyPairsClient
-from tempest.services.compute.json.limits_client import LimitsClient
-from tempest.services.compute.json.migrations_client import \
-    MigrationsClient
-from tempest.services.compute.json.networks_client import NetworksClient \
-    as ComputeNetworksClient
-from tempest.services.compute.json.quota_classes_client import \
-    QuotaClassesClient
-from tempest.services.compute.json.quotas_client import QuotasClient
-from tempest.services.compute.json.security_group_default_rules_client import \
-    SecurityGroupDefaultRulesClient
 from tempest.services.compute.json.security_group_rules_client import \
     SecurityGroupRulesClient
-from tempest.services.compute.json.security_groups_client import \
-    SecurityGroupsClient
 from tempest.services.compute.json.server_groups_client import \
     ServerGroupsClient
 from tempest.services.compute.json.servers_client import ServersClient
-from tempest.services.compute.json.services_client import ServicesClient
-from tempest.services.compute.json.snapshots_client import \
-    SnapshotsClient as ComputeSnapshotsClient
-from tempest.services.compute.json.tenant_networks_client import \
-    TenantNetworksClient
-from tempest.services.compute.json.tenant_usages_client import \
-    TenantUsagesClient
-from tempest.services.compute.json.versions_client import VersionsClient
 from tempest.services.compute.json.volumes_client import \
     VolumesClient as ComputeVolumesClient
 from tempest.services.data_processing.v1_1.data_processing_client import \
@@ -92,45 +91,53 @@
 from tempest.services.identity.v2.json.identity_client import \
     IdentityClient
 from tempest.services.identity.v3.json.credentials_client import \
-    CredentialsClient
+    CredentialsClient as CredentialsV3Client
 from tempest.services.identity.v3.json.endpoints_client import \
-    EndPointClient
-from tempest.services.identity.v3.json.identity_client import \
-    IdentityV3Client
-from tempest.services.identity.v3.json.policy_client import PolicyClient
-from tempest.services.identity.v3.json.region_client import RegionClient
+    EndPointClient as EndPointV3Client
+from tempest.services.identity.v3.json.groups_client import \
+    GroupsClient as GroupsV3Client
+from tempest.services.identity.v3.json.identity_client import IdentityV3Client
+from tempest.services.identity.v3.json.policy_client import \
+    PolicyClient as PolicyV3Client
+from tempest.services.identity.v3.json.region_client import \
+    RegionClient as RegionV3Client
 from tempest.services.identity.v3.json.service_client import \
-    ServiceClient
-from tempest.services.image.v1.json.image_client import ImageClient
-from tempest.services.image.v2.json.image_client import ImageClientV2
+    ServiceClient as ServiceV3Client
+from tempest.services.image.v1.json.images_client import ImagesClient
+from tempest.services.image.v2.json.images_client import ImagesClientV2
 from tempest.services.messaging.json.messaging_client import \
     MessagingClient
+from tempest.services.network.json.floating_ips_client import FloatingIPsClient
+from tempest.services.network.json.metering_labels_client import \
+    MeteringLabelsClient
 from tempest.services.network.json.network_client import NetworkClient
 from tempest.services.network.json.networks_client import NetworksClient
+from tempest.services.network.json.ports_client import PortsClient
 from tempest.services.network.json.subnets_client import SubnetsClient
 from tempest.services.object_storage.account_client import AccountClient
 from tempest.services.object_storage.container_client import ContainerClient
 from tempest.services.object_storage.object_client import ObjectClient
 from tempest.services.orchestration.json.orchestration_client import \
     OrchestrationClient
+from tempest.services.telemetry.json.alarming_client import AlarmingClient
 from tempest.services.telemetry.json.telemetry_client import \
     TelemetryClient
-from tempest.services.volume.json.admin.volume_hosts_client import \
+from tempest.services.volume.v1.json.admin.volume_hosts_client import \
     VolumeHostsClient
-from tempest.services.volume.json.admin.volume_quotas_client import \
+from tempest.services.volume.v1.json.admin.volume_quotas_client import \
     VolumeQuotasClient
-from tempest.services.volume.json.admin.volume_services_client import \
+from tempest.services.volume.v1.json.admin.volume_services_client import \
     VolumesServicesClient
-from tempest.services.volume.json.admin.volume_types_client import \
+from tempest.services.volume.v1.json.admin.volume_types_client import \
     VolumeTypesClient
-from tempest.services.volume.json.availability_zone_client import \
+from tempest.services.volume.v1.json.availability_zone_client import \
     VolumeAvailabilityZoneClient
-from tempest.services.volume.json.backups_client import BackupsClient
-from tempest.services.volume.json.extensions_client import \
+from tempest.services.volume.v1.json.backups_client import BackupsClient
+from tempest.services.volume.v1.json.extensions_client import \
     ExtensionsClient as VolumeExtensionClient
-from tempest.services.volume.json.qos_client import QosSpecsClient
-from tempest.services.volume.json.snapshots_client import SnapshotsClient
-from tempest.services.volume.json.volumes_client import VolumesClient
+from tempest.services.volume.v1.json.qos_client import QosSpecsClient
+from tempest.services.volume.v1.json.snapshots_client import SnapshotsClient
+from tempest.services.volume.v1.json.volumes_client import VolumesClient
 from tempest.services.volume.v2.json.admin.volume_hosts_client import \
     VolumeHostsV2Client
 from tempest.services.volume.v2.json.admin.volume_quotas_client import \
@@ -154,10 +161,7 @@
 
 
 class Manager(manager.Manager):
-
-    """
-    Top level manager for OpenStack tempest clients
-    """
+    """Top level manager for OpenStack tempest clients"""
 
     default_params = {
         'disable_ssl_certificate_validation':
@@ -174,7 +178,7 @@
     }
     default_params_with_timeout_values.update(default_params)
 
-    def __init__(self, credentials=None, service=None):
+    def __init__(self, credentials, service=None):
         super(Manager, self).__init__(credentials=credentials)
 
         self._set_compute_clients()
@@ -213,6 +217,30 @@
             build_interval=CONF.network.build_interval,
             build_timeout=CONF.network.build_timeout,
             **self.default_params)
+        self.ports_client = PortsClient(
+            self.auth_provider,
+            CONF.network.catalog_type,
+            CONF.network.region or CONF.identity.region,
+            endpoint_type=CONF.network.endpoint_type,
+            build_interval=CONF.network.build_interval,
+            build_timeout=CONF.network.build_timeout,
+            **self.default_params)
+        self.floating_ips_client = FloatingIPsClient(
+            self.auth_provider,
+            CONF.network.catalog_type,
+            CONF.network.region or CONF.identity.region,
+            endpoint_type=CONF.network.endpoint_type,
+            build_interval=CONF.network.build_interval,
+            build_timeout=CONF.network.build_timeout,
+            **self.default_params)
+        self.metering_labels_client = MeteringLabelsClient(
+            self.auth_provider,
+            CONF.network.catalog_type,
+            CONF.network.region or CONF.identity.region,
+            endpoint_type=CONF.network.endpoint_type,
+            build_interval=CONF.network.build_interval,
+            build_timeout=CONF.network.build_timeout,
+            **self.default_params)
         self.messaging_client = MessagingClient(
             self.auth_provider,
             CONF.messaging.catalog_type,
@@ -225,8 +253,15 @@
                 CONF.identity.region,
                 endpoint_type=CONF.telemetry.endpoint_type,
                 **self.default_params_with_timeout_values)
+        if CONF.service_available.aodh:
+            self.alarming_client = AlarmingClient(
+                self.auth_provider,
+                CONF.alarming.catalog_type,
+                CONF.identity.region,
+                endpoint_type=CONF.alarming.endpoint_type,
+                **self.default_params_with_timeout_values)
         if CONF.service_available.glance:
-            self.image_client = ImageClient(
+            self.image_client = ImagesClient(
                 self.auth_provider,
                 CONF.image.catalog_type,
                 CONF.image.region or CONF.identity.region,
@@ -234,7 +269,7 @@
                 build_interval=CONF.image.build_interval,
                 build_timeout=CONF.image.build_timeout,
                 **self.default_params)
-            self.image_client_v2 = ImageClientV2(
+            self.image_client_v2 = ImagesClientV2(
                 self.auth_provider,
                 CONF.image.catalog_type,
                 CONF.image.region or CONF.identity.region,
@@ -295,7 +330,7 @@
         self.server_groups_client = ServerGroupsClient(
             self.auth_provider, **params)
         self.limits_client = LimitsClient(self.auth_provider, **params)
-        self.images_client = ImagesClient(self.auth_provider, **params)
+        self.images_client = ComputeImagesClient(self.auth_provider, **params)
         self.keypairs_client = KeyPairsClient(self.auth_provider, **params)
         self.quotas_client = QuotasClient(self.auth_provider, **params)
         self.quota_classes_client = QuotaClassesClient(self.auth_provider,
@@ -307,8 +342,8 @@
             self.auth_provider, **params)
         self.floating_ips_bulk_client = FloatingIPsBulkClient(
             self.auth_provider, **params)
-        self.floating_ips_client = FloatingIPsClient(self.auth_provider,
-                                                     **params)
+        self.compute_floating_ips_client = ComputeFloatingIPsClient(
+            self.auth_provider, **params)
         self.security_group_rules_client = SecurityGroupRulesClient(
             self.auth_provider, **params)
         self.security_groups_client = SecurityGroupsClient(
@@ -384,16 +419,17 @@
                                                      **params_v2_public)
         params_v3 = params.copy()
         params_v3['endpoint_type'] = CONF.identity.v3_endpoint_type
-        # Client uses the endpoint type of Keystone API v3
+        # Clients below use the endpoint type of Keystone API v3
         self.identity_v3_client = IdentityV3Client(self.auth_provider,
                                                    **params_v3)
-        self.endpoints_client = EndPointClient(self.auth_provider,
-                                               **params)
-        self.service_client = ServiceClient(self.auth_provider, **params)
-        self.policy_client = PolicyClient(self.auth_provider, **params)
-        self.region_client = RegionClient(self.auth_provider, **params)
-        self.credentials_client = CredentialsClient(self.auth_provider,
-                                                    **params)
+        self.endpoints_client = EndPointV3Client(self.auth_provider,
+                                                 **params_v3)
+        self.service_client = ServiceV3Client(self.auth_provider, **params_v3)
+        self.policy_client = PolicyV3Client(self.auth_provider, **params_v3)
+        self.region_client = RegionV3Client(self.auth_provider, **params_v3)
+        self.credentials_client = CredentialsV3Client(self.auth_provider,
+                                                      **params_v3)
+        self.groups_client = GroupsV3Client(self.auth_provider, **params_v3)
         # Token clients do not use the catalog. They only need default_params.
         # They read auth_url, so they should only be set if the corresponding
         # API version is marked as enabled
@@ -475,17 +511,3 @@
         self.account_client = AccountClient(self.auth_provider, **params)
         self.container_client = ContainerClient(self.auth_provider, **params)
         self.object_client = ObjectClient(self.auth_provider, **params)
-
-
-class AdminManager(Manager):
-
-    """
-    Manager object that uses the admin credentials for its
-    managed client objects
-    """
-
-    def __init__(self, service=None):
-        super(AdminManager, self).__init__(
-            credentials=cred_provider.get_configured_credentials(
-                'identity_admin'),
-            service=service)
diff --git a/tempest/cmd/account_generator.py b/tempest/cmd/account_generator.py
index a90b0ce..613fb26 100755
--- a/tempest/cmd/account_generator.py
+++ b/tempest/cmd/account_generator.py
@@ -89,6 +89,7 @@
 from oslo_log import log as logging
 import yaml
 
+from tempest.common import identity
 from tempest import config
 from tempest import exceptions as exc
 from tempest.services.identity.v2.json import identity_client
@@ -188,13 +189,14 @@
     LOG.info('Tenants created')
     for u in resources['users']:
         try:
-            tenant = identity_admin.get_tenant_by_name(u['tenant'])
+            tenant = identity.get_tenant_by_name(identity_admin, u['tenant'])
         except tempest_lib.exceptions.NotFound:
             LOG.error("Tenant: %s - not found" % u['tenant'])
             continue
         while True:
             try:
-                identity_admin.get_user_by_username(tenant['id'], u['name'])
+                identity.get_user_by_username(identity_admin,
+                                              tenant['id'], u['name'])
             except tempest_lib.exceptions.NotFound:
                 identity_admin.create_user(
                     u['name'], u['pass'], tenant['id'],
@@ -209,7 +211,7 @@
     LOG.info('Users created')
     if neutron_iso_networks:
         for u in resources['users']:
-            tenant = identity_admin.get_tenant_by_name(u['tenant'])
+            tenant = identity.get_tenant_by_name(identity_admin, u['tenant'])
             network_name, router_name = create_network_resources(
                 network_admin, networks_admin, subnets_admin, tenant['id'],
                 u['name'])
@@ -218,13 +220,13 @@
         LOG.info('Networks created')
     for u in resources['users']:
         try:
-            tenant = identity_admin.get_tenant_by_name(u['tenant'])
+            tenant = identity.get_tenant_by_name(identity_admin, u['tenant'])
         except tempest_lib.exceptions.NotFound:
             LOG.error("Tenant: %s - not found" % u['tenant'])
             continue
         try:
-            user = identity_admin.get_user_by_username(tenant['id'],
-                                                       u['name'])
+            user = identity.get_user_by_username(identity_admin,
+                                                 tenant['id'], u['name'])
         except tempest_lib.exceptions.NotFound:
             LOG.error("User: %s - not found" % u['user'])
             continue
diff --git a/tempest/cmd/cleanup.py b/tempest/cmd/cleanup.py
old mode 100755
new mode 100644
index 7898035..1c8ddcb
--- a/tempest/cmd/cleanup.py
+++ b/tempest/cmd/cleanup.py
@@ -50,15 +50,16 @@
 
 Please run with **--help** to see full list of options.
 """
-import argparse
 import sys
 
+from cliff import command
 from oslo_log import log as logging
 from oslo_serialization import jsonutils as json
 
 from tempest import clients
 from tempest.cmd import cleanup_service
-from tempest.common import cred_provider
+from tempest.common import credentials_factory as credentials
+from tempest.common import identity
 from tempest import config
 
 SAVED_STATE_JSON = "saved_state.json"
@@ -67,13 +68,17 @@
 CONF = config.CONF
 
 
-class Cleanup(object):
+class TempestCleanup(command.Command):
 
-    def __init__(self):
-        self.admin_mgr = clients.AdminManager()
+    def __init__(self, app, cmd):
+        super(TempestCleanup, self).__init__(app, cmd)
+
+    def take_action(self, parsed_args):
+        cleanup_service.init_conf()
+        self.options = parsed_args
+        self.admin_mgr = credentials.AdminManager()
         self.dry_run_data = {}
         self.json_data = {}
-        self._init_options()
 
         self.admin_id = ""
         self.admin_role_id = ""
@@ -86,9 +91,7 @@
         self.tenant_services = cleanup_service.get_tenant_cleanup_services()
         self.global_services = cleanup_service.get_global_cleanup_services()
 
-    def run(self):
-        opts = self.options
-        if opts.init_saved_state:
+        if parsed_args.init_saved_state:
             self._init_state()
             return
 
@@ -157,10 +160,10 @@
             tenant_data = dry_run_data["_tenants_to_clean"][tenant_id] = {}
             tenant_data['name'] = tenant_name
 
-        kwargs = {"username": CONF.identity.admin_username,
-                  "password": CONF.identity.admin_password,
+        kwargs = {"username": CONF.auth.admin_username,
+                  "password": CONF.auth.admin_password,
                   "tenant_name": tenant['name']}
-        mgr = clients.Manager(credentials=cred_provider.get_credentials(
+        mgr = clients.Manager(credentials=credentials.get_credentials(
             **kwargs))
         kwargs = {'data': tenant_data,
                   'is_dry_run': is_dry_run,
@@ -175,22 +178,22 @@
     def _init_admin_ids(self):
         id_cl = self.admin_mgr.identity_client
 
-        tenant = id_cl.get_tenant_by_name(CONF.identity.admin_tenant_name)
+        tenant = identity.get_tenant_by_name(id_cl,
+                                             CONF.auth.admin_tenant_name)
         self.admin_tenant_id = tenant['id']
 
-        user = id_cl.get_user_by_username(self.admin_tenant_id,
-                                          CONF.identity.admin_username)
+        user = identity.get_user_by_username(id_cl, self.admin_tenant_id,
+                                             CONF.auth.admin_username)
         self.admin_id = user['id']
 
-        roles = id_cl.list_roles()
+        roles = id_cl.list_roles()['roles']
         for role in roles:
             if role['name'] == CONF.identity.admin_role:
                 self.admin_role_id = role['id']
                 break
 
-    def _init_options(self):
-        parser = argparse.ArgumentParser(
-            description='Cleanup after tempest run')
+    def get_parser(self, prog_name):
+        parser = super(TempestCleanup, self).get_parser(prog_name)
         parser.add_argument('--init-saved-state', action="store_true",
                             dest='init_saved_state', default=False,
                             help="Creates JSON file: " + SAVED_STATE_JSON +
@@ -211,13 +214,15 @@
                             help="Generate JSON file:" + DRY_RUN_JSON +
                             ", that reports the objects that would have "
                             "been deleted had a full cleanup been run.")
+        return parser
 
-        self.options = parser.parse_args()
+    def get_description(self):
+        return 'Cleanup after tempest run'
 
     def _add_admin(self, tenant_id):
         id_cl = self.admin_mgr.identity_client
         needs_role = True
-        roles = id_cl.list_user_roles(tenant_id, self.admin_id)
+        roles = id_cl.list_user_roles(tenant_id, self.admin_id)['roles']
         for role in roles:
             if role['id'] == self.admin_role_id:
                 needs_role = False
@@ -232,10 +237,10 @@
         LOG.debug("Remove admin user role for tenant: %s" % tenant_id)
         # Must initialize AdminManager for each user role
         # Otherwise authentication exception is thrown, weird
-        id_cl = clients.AdminManager().identity_client
+        id_cl = credentials.AdminManager().identity_client
         if (self._tenant_exists(tenant_id)):
             try:
-                id_cl.remove_user_role(tenant_id, self.admin_id,
+                id_cl.delete_user_role(tenant_id, self.admin_id,
                                        self.admin_role_id)
             except Exception as ex:
                 LOG.exception("Failed removing role from tenant which still"
@@ -244,7 +249,7 @@
     def _tenant_exists(self, tenant_id):
         id_cl = self.admin_mgr.identity_client
         try:
-            t = id_cl.get_tenant(tenant_id)
+            t = id_cl.show_tenant(tenant_id)
             LOG.debug("Tenant is: %s" % str(t))
             return True
         except Exception as ex:
@@ -282,14 +287,3 @@
         except Exception as ex:
             LOG.exception("Exception parsing saved state json : %s" % ex)
             sys.exit(ex)
-
-
-def main():
-    cleanup_service.init_conf()
-    cleanup = Cleanup()
-    cleanup.run()
-    LOG.info('Cleanup finished!')
-    return 0
-
-if __name__ == "__main__":
-    sys.exit(main())
diff --git a/tempest/cmd/cleanup_service.py b/tempest/cmd/cleanup_service.py
index 64e1303..f2dd7af 100644
--- a/tempest/cmd/cleanup_service.py
+++ b/tempest/cmd/cleanup_service.py
@@ -16,7 +16,8 @@
 
 from oslo_log import log as logging
 
-from tempest import clients
+from tempest.common import credentials_factory as credentials
+from tempest.common import identity
 from tempest import config
 from tempest import test
 
@@ -69,10 +70,10 @@
     CONF_PRIV_NETWORK_NAME = CONF.compute.fixed_network_name
     CONF_PUB_NETWORK = CONF.network.public_network_id
     CONF_PUB_ROUTER = CONF.network.public_router_id
-    CONF_TENANTS = [CONF.identity.admin_tenant_name,
+    CONF_TENANTS = [CONF.auth.admin_tenant_name,
                     CONF.identity.tenant_name,
                     CONF.identity.alt_tenant_name]
-    CONF_USERS = [CONF.identity.admin_username, CONF.identity.username,
+    CONF_USERS = [CONF.auth.admin_username, CONF.identity.username,
                   CONF.identity.alt_username]
 
     if IS_NEUTRON:
@@ -82,12 +83,12 @@
 
 
 def _get_network_id(net_name, tenant_name):
-    am = clients.AdminManager()
+    am = credentials.AdminManager()
     net_cl = am.networks_client
     id_cl = am.identity_client
 
     networks = net_cl.list_networks()
-    tenant = id_cl.get_tenant_by_name(tenant_name)
+    tenant = identity.get_tenant_by_name(id_cl, tenant_name)
     t_id = tenant['id']
     n_id = None
     for net in networks['networks']:
@@ -147,7 +148,7 @@
 
     def list(self):
         client = self.client
-        snaps = client.list_snapshots()
+        snaps = client.list_snapshots()['snapshots']
         LOG.debug("List count, %s Snapshots" % len(snaps))
         return snaps
 
@@ -169,6 +170,7 @@
     def __init__(self, manager, **kwargs):
         super(ServerService, self).__init__(kwargs)
         self.client = manager.servers_client
+        self.server_groups_client = manager.server_groups_client
 
     def list(self):
         client = self.client
@@ -194,7 +196,7 @@
 class ServerGroupService(ServerService):
 
     def list(self):
-        client = self.client
+        client = self.server_groups_client
         sgs = client.list_server_groups()['server_groups']
         LOG.debug("List count, %s Server Groups" % len(sgs))
         return sgs
@@ -293,7 +295,7 @@
 class FloatingIpService(BaseService):
     def __init__(self, manager, **kwargs):
         super(FloatingIpService, self).__init__(kwargs)
-        self.client = manager.floating_ips_client
+        self.client = manager.compute_floating_ips_client
 
     def list(self):
         client = self.client
@@ -383,6 +385,9 @@
         self.client = manager.network_client
         self.networks_client = manager.networks_client
         self.subnets_client = manager.subnets_client
+        self.ports_client = manager.ports_client
+        self.floating_ips_client = manager.floating_ips_client
+        self.metering_labels_client = manager.metering_labels_client
 
     def _filter_by_conf_networks(self, item_list):
         if not item_list or not all(('network_id' in i for i in item_list)):
@@ -419,7 +424,7 @@
 class NetworkFloatingIpService(NetworkService):
 
     def list(self):
-        client = self.client
+        client = self.floating_ips_client
         flips = client.list_floatingips(**self.tenant_filter)
         flips = flips['floatingips']
         LOG.debug("List count, %s Network Floating IPs" % len(flips))
@@ -596,7 +601,7 @@
 class NetworkMeteringLabelService(NetworkService):
 
     def list(self):
-        client = self.client
+        client = self.metering_labels_client
         labels = client.list_metering_labels()
         labels = labels['metering_labels']
         labels = self._filter_by_tenant_id(labels)
@@ -604,7 +609,7 @@
         return labels
 
     def delete(self):
-        client = self.client
+        client = self.metering_labels_client
         labels = self.list()
         for label in labels:
             try:
@@ -620,7 +625,7 @@
 class NetworkPortService(NetworkService):
 
     def list(self):
-        client = self.client
+        client = self.ports_client
         ports = [port for port in
                  client.list_ports(**self.tenant_filter)['ports']
                  if port["device_owner"] == "" or
@@ -633,7 +638,7 @@
         return ports
 
     def delete(self):
-        client = self.client
+        client = self.ports_client
         ports = self.list()
         for port in ports:
             try:
@@ -812,7 +817,7 @@
 
     def list(self):
         client = self.client
-        users = client.get_users()
+        users = client.list_users()['users']
 
         if not self.is_save_state:
             users = [user for user in users if user['id']
@@ -824,7 +829,7 @@
 
         elif not self.is_save_state:  # Never delete admin user
             users = [user for user in users if user['name'] !=
-                     CONF.identity.admin_username]
+                     CONF.auth.admin_username]
 
         LOG.debug("List count, %s Users after reconcile" % len(users))
         return users
@@ -854,7 +859,7 @@
     def list(self):
         client = self.client
         try:
-            roles = client.list_roles()
+            roles = client.list_roles()['roles']
             # reconcile roles with saved state and never list admin role
             if not self.is_save_state:
                 roles = [role for role in roles if
@@ -895,7 +900,7 @@
         if not self.is_save_state:
             tenants = [tenant for tenant in tenants if (tenant['id']
                        not in self.saved_state_json['tenants'].keys()
-                       and tenant['name'] != CONF.identity.admin_tenant_name)]
+                       and tenant['name'] != CONF.auth.admin_tenant_name)]
 
         if self.is_preserve:
             tenants = [tenant for tenant in tenants if tenant['name']
diff --git a/tempest/cmd/init.py b/tempest/cmd/init.py
index af8f270..ac67ce4 100644
--- a/tempest/cmd/init.py
+++ b/tempest/cmd/init.py
@@ -35,7 +35,9 @@
 
 
 def get_tempest_default_config_dir():
-    """Returns the correct default config dir to support both cases of
+    """Get default config directory of tempest
+
+    Returns the correct default config dir to support both cases of
     tempest being or not installed in a virtualenv.
     Cases considered:
     - no virtual env, python2: real_prefix and base_prefix not set
@@ -116,9 +118,9 @@
         if not os.path.isdir(local_dir):
             LOG.debug('Creating local working dir: %s' % local_dir)
             os.mkdir(local_dir)
-        else:
+        elif not os.listdir(local_dir) == []:
             raise OSError("Directory you are trying to initialize already "
-                          "exists: %s" % local_dir)
+                          "exists and is not empty: %s" % local_dir)
 
         lock_dir = os.path.join(local_dir, 'tempest_lock')
         etc_dir = os.path.join(local_dir, 'etc')
diff --git a/tempest/cmd/javelin.py b/tempest/cmd/javelin.py
index f57e757..c5e4a7e 100755
--- a/tempest/cmd/javelin.py
+++ b/tempest/cmd/javelin.py
@@ -118,22 +118,24 @@
 from tempest_lib import auth
 from tempest_lib import exceptions as lib_exc
 from tempest_lib.services.compute import flavors_client
+from tempest_lib.services.compute import security_groups_client
 import yaml
 
+from tempest.common import identity
 from tempest.common import waiters
 from tempest import config
 from tempest.services.compute.json import floating_ips_client
 from tempest.services.compute.json import security_group_rules_client
-from tempest.services.compute.json import security_groups_client
 from tempest.services.compute.json import servers_client
 from tempest.services.identity.v2.json import identity_client
-from tempest.services.image.v2.json import image_client
+from tempest.services.image.v2.json import images_client
 from tempest.services.network.json import network_client
 from tempest.services.network.json import subnets_client
 from tempest.services.object_storage import container_client
 from tempest.services.object_storage import object_client
+from tempest.services.telemetry.json import alarming_client
 from tempest.services.telemetry.json import telemetry_client
-from tempest.services.volume.json import volumes_client
+from tempest.services.volume.v1.json import volumes_client
 
 CONF = config.CONF
 OPTS = {}
@@ -211,7 +213,7 @@
                                                   **object_storage_params)
         self.containers = container_client.ContainerClient(
             _auth, **object_storage_params)
-        self.images = image_client.ImageClientV2(
+        self.images = images_client.ImagesClientV2(
             _auth,
             CONF.image.catalog_type,
             CONF.image.region or CONF.identity.region,
@@ -225,6 +227,12 @@
             CONF.identity.region,
             endpoint_type=CONF.telemetry.endpoint_type,
             **default_params_with_timeout_values)
+        self.alarming = alarming_client.AlarmingClient(
+            _auth,
+            CONF.alarm.catalog_type,
+            CONF.identity.region,
+            endpoint_type=CONF.alarm.endpoint_type,
+            **default_params_with_timeout_values)
         self.volumes = volumes_client.VolumesClient(
             _auth,
             CONF.volume.catalog_type,
@@ -295,7 +303,7 @@
 def destroy_tenants(tenants):
     admin = keystone_admin()
     for tenant in tenants:
-        tenant_id = admin.identity.get_tenant_by_name(tenant)['id']
+        tenant_id = identity.get_tenant_by_name(admin.identity, tenant)['id']
         admin.identity.delete_tenant(tenant_id)
 
 ##############
@@ -347,12 +355,13 @@
     admin = keystone_admin()
     for u in users:
         try:
-            tenant = admin.identity.get_tenant_by_name(u['tenant'])
+            tenant = identity.get_tenant_by_name(admin.identity, u['tenant'])
         except lib_exc.NotFound:
             LOG.error("Tenant: %s - not found" % u['tenant'])
             continue
         try:
-            admin.identity.get_user_by_username(tenant['id'], u['name'])
+            identity.get_user_by_username(admin.identity,
+                                          tenant['id'], u['name'])
             LOG.warn("User '%s' already exists in this environment"
                      % u['name'])
         except lib_exc.NotFound:
@@ -365,9 +374,10 @@
 def destroy_users(users):
     admin = keystone_admin()
     for user in users:
-        tenant_id = admin.identity.get_tenant_by_name(user['tenant'])['id']
-        user_id = admin.identity.get_user_by_username(tenant_id,
-                                                      user['name'])['id']
+        tenant_id = identity.get_tenant_by_name(admin.identity,
+                                                user['tenant'])['id']
+        user_id = identity.get_user_by_username(admin.identity,
+                                                tenant_id, user['name'])['id']
         admin.identity.delete_user(user_id)
 
 
@@ -376,10 +386,11 @@
     LOG.info("Collecting users")
     admin = keystone_admin()
     for u in users:
-        tenant = admin.identity.get_tenant_by_name(u['tenant'])
+        tenant = identity.get_tenant_by_name(admin.identity, u['tenant'])
         u['tenant_id'] = tenant['id']
         USERS[u['name']] = u
-        body = admin.identity.get_user_by_username(tenant['id'], u['name'])
+        body = identity.get_user_by_username(admin.identity,
+                                             tenant['id'], u['name'])
         USERS[u['name']]['id'] = body['id']
 
 
@@ -432,7 +443,7 @@
         LOG.info("checking users")
         for name, user in six.iteritems(self.users):
             client = keystone_admin()
-            found = client.identity.get_user(user['id'])['user']
+            found = client.identity.show_user(user['id'])['user']
             self.assertEqual(found['name'], user['name'])
             self.assertEqual(found['tenantId'], user['tenant_id'])
 
diff --git a/tempest/cmd/main.py b/tempest/cmd/main.py
index 762e982..577df9b 100644
--- a/tempest/cmd/main.py
+++ b/tempest/cmd/main.py
@@ -16,8 +16,7 @@
 
 from cliff import app
 from cliff import commandmanager
-
-TEMPEST_CLI_VERSION = '0.1'
+from pbr import version
 
 
 class Main(app.App):
@@ -27,7 +26,7 @@
     def __init__(self):
         super(Main, self).__init__(
             description='Tempest cli application',
-            version=TEMPEST_CLI_VERSION,
+            version=version.VersionInfo('tempest').version_string(),
             command_manager=commandmanager.CommandManager('tempest.cm'),
             )
 
diff --git a/tempest/cmd/run_stress.py b/tempest/cmd/run_stress.py
index 0448589..80f1b85 100755
--- a/tempest/cmd/run_stress.py
+++ b/tempest/cmd/run_stress.py
@@ -33,8 +33,7 @@
 
 
 def discover_stress_tests(path="./", filter_attr=None, call_inherited=False):
-    """Discovers all tempest tests and create action out of them
-    """
+    """Discovers all tempest tests and create action out of them"""
     LOG.info("Start test discovery")
     tests = []
     testloader = loader.TestLoader()
diff --git a/tempest/cmd/verify_tempest_config.py b/tempest/cmd/verify_tempest_config.py
index 2811070..9c8e2a0 100755
--- a/tempest/cmd/verify_tempest_config.py
+++ b/tempest/cmd/verify_tempest_config.py
@@ -24,7 +24,7 @@
 from six.moves.urllib import parse as urlparse
 
 from tempest import clients
-from tempest.common import credentials
+from tempest.common import credentials_factory as credentials
 from tempest import config
 
 
diff --git a/tempest/common/api_version_request.py b/tempest/common/api_version_request.py
new file mode 100644
index 0000000..72a11ea
--- /dev/null
+++ b/tempest/common/api_version_request.py
@@ -0,0 +1,152 @@
+# Copyright 2014 IBM Corp.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+import re
+
+from tempest import exceptions
+
+
+# Define the minimum and maximum version of the API across all of the
+# REST API. The format of the version is:
+# X.Y where:
+#
+# - X will only be changed if a significant backwards incompatible API
+# change is made which affects the API as whole. That is, something
+# that is only very very rarely incremented.
+#
+# - Y when you make any change to the API. Note that this includes
+# semantic changes which may not affect the input or output formats or
+# even originate in the API code layer. We are not distinguishing
+# between backwards compatible and backwards incompatible changes in
+# the versioning system. It must be made clear in the documentation as
+# to what is a backwards compatible change and what is a backwards
+# incompatible one.
+
+class APIVersionRequest(object):
+    """This class represents an API Version Request.
+
+    This class provides convenience methods for manipulation
+    and comparison of version numbers that we need to do to
+    implement microversions.
+    """
+
+    # NOTE: This 'latest' version is a magic number, we assume any
+    # projects(Nova, etc.) never achieve this number.
+    latest_ver_major = 99999
+    latest_ver_minor = 99999
+
+    def __init__(self, version_string=None):
+        """Create an API version request object.
+
+        :param version_string: String representation of APIVersionRequest.
+            Correct format is 'X.Y', where 'X' and 'Y' are int values.
+            None value should be used to create Null APIVersionRequest,
+            which is equal to 0.0
+        """
+        self.ver_major = 0
+        self.ver_minor = 0
+
+        if version_string is not None:
+            match = re.match(r"^([1-9]\d*)\.([1-9]\d*|0)$",
+                             version_string)
+            if match:
+                self.ver_major = int(match.group(1))
+                self.ver_minor = int(match.group(2))
+            elif version_string == 'latest':
+                self.ver_major = self.latest_ver_major
+                self.ver_minor = self.latest_ver_minor
+            else:
+                raise exceptions.InvalidAPIVersionString(
+                    version=version_string)
+
+    def __str__(self):
+        """Debug/Logging representation of object."""
+        return ("API Version Request: %s" % self.get_string())
+
+    def is_null(self):
+        return self.ver_major == 0 and self.ver_minor == 0
+
+    def _format_type_error(self, other):
+        return TypeError("'%(other)s' should be an instance of '%(cls)s'" %
+                         {"other": other, "cls": self.__class__})
+
+    def __lt__(self, other):
+        if not isinstance(other, APIVersionRequest):
+            raise self._format_type_error(other)
+
+        return ((self.ver_major, self.ver_minor) <
+                (other.ver_major, other.ver_minor))
+
+    def __eq__(self, other):
+        if not isinstance(other, APIVersionRequest):
+            raise self._format_type_error(other)
+
+        return ((self.ver_major, self.ver_minor) ==
+                (other.ver_major, other.ver_minor))
+
+    def __gt__(self, other):
+        if not isinstance(other, APIVersionRequest):
+            raise self._format_type_error(other)
+
+        return ((self.ver_major, self.ver_minor) >
+                (other.ver_major, other.ver_minor))
+
+    def __le__(self, other):
+        return self < other or self == other
+
+    def __ne__(self, other):
+        return not self.__eq__(other)
+
+    def __ge__(self, other):
+        return self > other or self == other
+
+    def matches(self, min_version, max_version):
+        """Matches the version object.
+
+        Returns whether the version object represents a version
+        greater than or equal to the minimum version and less than
+        or equal to the maximum version.
+
+        @param min_version: Minimum acceptable version.
+        @param max_version: Maximum acceptable version.
+        @returns: boolean
+
+        If min_version is null then there is no minimum limit.
+        If max_version is null then there is no maximum limit.
+        If self is null then raise ValueError
+        """
+
+        if self.is_null():
+            raise ValueError
+        if max_version.is_null() and min_version.is_null():
+            return True
+        elif max_version.is_null():
+            return min_version <= self
+        elif min_version.is_null():
+            return self <= max_version
+        else:
+            return min_version <= self <= max_version
+
+    def get_string(self):
+        """Version string representation.
+
+        Converts object to string representation which if used to create
+        an APIVersionRequest object results in the same version request.
+        """
+        if self.is_null():
+            return None
+        if (self.ver_major == self.latest_ver_major and
+            self.ver_minor == self.latest_ver_minor):
+            return 'latest'
+        return "%s.%s" % (self.ver_major, self.ver_minor)
diff --git a/tempest/common/api_version_utils.py b/tempest/common/api_version_utils.py
new file mode 100644
index 0000000..c499f23
--- /dev/null
+++ b/tempest/common/api_version_utils.py
@@ -0,0 +1,64 @@
+# Copyright 2015 NEC Corporation.  All rights reserved.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+import testtools
+
+from tempest.common import api_version_request
+from tempest import exceptions
+
+
+class BaseMicroversionTest(object):
+    """Mixin class for API microversion test class."""
+
+    # NOTE: Basically, each microversion is small API change and we
+    # can use the same tests for most microversions in most cases.
+    # So it is nice to define the test class as possible to run
+    # for all microversions. We need to define microversion range
+    # (min_microversion, max_microversion) on each test class if necessary.
+    min_microversion = None
+    max_microversion = 'latest'
+
+
+def check_skip_with_microversion(test_min_version, test_max_version,
+                                 cfg_min_version, cfg_max_version):
+    min_version = api_version_request.APIVersionRequest(test_min_version)
+    max_version = api_version_request.APIVersionRequest(test_max_version)
+    config_min_version = api_version_request.APIVersionRequest(cfg_min_version)
+    config_max_version = api_version_request.APIVersionRequest(cfg_max_version)
+    if ((min_version > max_version) or
+       (config_min_version > config_max_version)):
+        msg = ("Min version is greater than Max version. Test Class versions "
+               "[%s - %s]. configration versions [%s - %s]."
+               % (min_version.get_string(),
+                  max_version.get_string(),
+                  config_min_version.get_string(),
+                  config_max_version.get_string()))
+        raise exceptions.InvalidConfiguration(msg)
+
+    # NOTE: Select tests which are in range of configuration like
+    #               config min           config max
+    # ----------------+--------------------------+----------------
+    # ...don't-select|
+    #            ...select...  ...select...  ...select...
+    #                                             |don't-select...
+    # ......................select............................
+    if (max_version < config_min_version or
+        config_max_version < min_version):
+        msg = ("The microversion range[%s - %s] of this test is out of the "
+               "configration range[%s - %s]."
+               % (min_version.get_string(),
+                  max_version.get_string(),
+                  config_min_version.get_string(),
+                  config_max_version.get_string()))
+        raise testtools.TestCase.skipException(msg)
diff --git a/tempest/common/compute.py b/tempest/common/compute.py
index 41b0529..5a14fbe 100644
--- a/tempest/common/compute.py
+++ b/tempest/common/compute.py
@@ -43,7 +43,7 @@
     :param wait_until: Server status to wait for the server to reach after
     its creation.
     :param volume_backed: Whether the instance is volume backed or not.
-    :returns a tuple
+    :returns: a tuple
     """
 
     # TODO(jlanoux) add support of wait_until PINGABLE/SSHABLE
@@ -127,7 +127,7 @@
 
     # The name of the method to associate a floating IP to as server is too
     # long for PEP8 compliance so:
-    assoc = clients.floating_ips_client.associate_floating_ip_to_server
+    assoc = clients.compute_floating_ips_client.associate_floating_ip_to_server
 
     if wait_until:
         for server in servers:
diff --git a/tempest/common/cred_client.py b/tempest/common/cred_client.py
index 4d391d0..13baafb 100644
--- a/tempest/common/cred_client.py
+++ b/tempest/common/cred_client.py
@@ -14,29 +14,26 @@
 
 from oslo_log import log as logging
 import six
+from tempest_lib import auth
 from tempest_lib import exceptions as lib_exc
 
-from tempest.common import cred_provider
-from tempest import config
-from tempest import exceptions
 from tempest.services.identity.v2.json import identity_client as v2_identity
 
-CONF = config.CONF
 LOG = logging.getLogger(__name__)
 
 
 @six.add_metaclass(abc.ABCMeta)
 class CredsClient(object):
-    """This class is a wrapper around the identity clients, to provide a
-     single interface for managing credentials in both v2 and v3 cases.
-     It's not bound to created credentials, only to a specific set of admin
-     credentials used for generating credentials.
+    """This class is a wrapper around the identity clients
+
+     to provide a single interface for managing credentials in both v2 and v3
+     cases. It's not bound to created credentials, only to a specific set of
+     admin credentials used for generating credentials.
     """
 
     def __init__(self, identity_client):
         # The client implies version and credentials
         self.identity_client = identity_client
-        self.credentials = self.identity_client.auth_provider.credentials
 
     def create_user(self, username, password, project, email):
         user = self.identity_client.create_user(
@@ -75,6 +72,13 @@
 
     @abc.abstractmethod
     def get_credentials(self, user, project, password):
+        """Produces a Credentials object from the details provided
+
+        :param user: a user dict
+        :param project: a project dict
+        :param password: the password as a string
+        :return: a Credentials object with all the available credential details
+        """
         pass
 
     def delete_user(self, user_id):
@@ -93,7 +97,11 @@
         return tenant
 
     def get_credentials(self, user, project, password):
-        return cred_provider.get_credentials(
+        # User and project already include both ID and name here,
+        # so there's no need to use the fill_in mode
+        return auth.get_credentials(
+            auth_url=None,
+            fill_in=False,
             identity_version='v2',
             username=user['name'], user_id=user['id'],
             tenant_name=project['name'], tenant_id=project['id'],
@@ -114,8 +122,8 @@
                 params={'name': domain_name})['domains'][0]
         except lib_exc.NotFound:
             # TODO(andrea) we could probably create the domain on the fly
-            msg = "Configured domain %s could not be found" % domain_name
-            raise exceptions.InvalidConfiguration(msg)
+            msg = "Requested domain %s could not be found" % domain_name
+            raise lib_exc.InvalidCredentials(msg)
 
     def create_project(self, name, description):
         project = self.identity_client.create_project(
@@ -124,11 +132,16 @@
         return project
 
     def get_credentials(self, user, project, password):
-        return cred_provider.get_credentials(
+        # User, project and domain already include both ID and name here,
+        # so there's no need to use the fill_in mode.
+        return auth.get_credentials(
+            auth_url=None,
+            fill_in=False,
             identity_version='v3',
             username=user['name'], user_id=user['id'],
             project_name=project['name'], project_id=project['id'],
             password=password,
+            project_domain_id=self.creds_domain['id'],
             project_domain_name=self.creds_domain['name'])
 
     def delete_project(self, project_id):
diff --git a/tempest/common/cred_provider.py b/tempest/common/cred_provider.py
index 089f3af..aa237e0 100644
--- a/tempest/common/cred_provider.py
+++ b/tempest/common/cred_provider.py
@@ -18,100 +18,30 @@
 import six
 from tempest_lib import auth
 
-from tempest import config
 from tempest import exceptions
 
-CONF = config.CONF
 LOG = logging.getLogger(__name__)
 
-# Type of credentials available from configuration
-CREDENTIAL_TYPES = {
-    'identity_admin': ('auth', 'admin'),
-    'user': ('identity', None),
-    'alt_user': ('identity', 'alt')
-}
-
-DEFAULT_PARAMS = {
-    'disable_ssl_certificate_validation':
-        CONF.identity.disable_ssl_certificate_validation,
-    'ca_certs': CONF.identity.ca_certificates_file,
-    'trace_requests': CONF.debug.trace_requests
-}
-
-
-# Read credentials from configuration, builds a Credentials object
-# based on the specified or configured version
-def get_configured_credentials(credential_type, fill_in=True,
-                               identity_version=None):
-    identity_version = identity_version or CONF.identity.auth_version
-    if identity_version not in ('v2', 'v3'):
-        raise exceptions.InvalidConfiguration(
-            'Unsupported auth version: %s' % identity_version)
-    if credential_type not in CREDENTIAL_TYPES:
-        raise exceptions.InvalidCredentials()
-    conf_attributes = ['username', 'password', 'tenant_name']
-    if identity_version == 'v3':
-        conf_attributes.append('domain_name')
-    # Read the parts of credentials from config
-    params = DEFAULT_PARAMS.copy()
-    section, prefix = CREDENTIAL_TYPES[credential_type]
-    for attr in conf_attributes:
-        _section = getattr(CONF, section)
-        if prefix is None:
-            params[attr] = getattr(_section, attr)
-        else:
-            params[attr] = getattr(_section, prefix + "_" + attr)
-    # Build and validate credentials. We are reading configured credentials,
-    # so validate them even if fill_in is False
-    credentials = get_credentials(fill_in=fill_in,
-                                  identity_version=identity_version, **params)
-    if not fill_in:
-        if not credentials.is_valid():
-            msg = ("The %s credentials are incorrectly set in the config file."
-                   " Double check that all required values are assigned" %
-                   credential_type)
-            raise exceptions.InvalidConfiguration(msg)
-    return credentials
-
-
-# Wrapper around auth.get_credentials to use the configured identity version
-# is none is specified
-def get_credentials(fill_in=True, identity_version=None, **kwargs):
-    params = dict(DEFAULT_PARAMS, **kwargs)
-    identity_version = identity_version or CONF.identity.auth_version
-    # In case of "v3" add the domain from config if not specified
-    if identity_version == 'v3':
-        domain_fields = set(x for x in auth.KeystoneV3Credentials.ATTRIBUTES
-                            if 'domain' in x)
-        if not domain_fields.intersection(kwargs.keys()):
-            domain_name = CONF.auth.default_credentials_domain_name
-            params['user_domain_name'] = domain_name
-
-        auth_url = CONF.identity.uri_v3
-    else:
-        auth_url = CONF.identity.uri
-    return auth.get_credentials(auth_url,
-                                fill_in=fill_in,
-                                identity_version=identity_version,
-                                **params)
-
 
 @six.add_metaclass(abc.ABCMeta)
 class CredentialProvider(object):
     def __init__(self, identity_version, name=None, network_resources=None,
-                 credentials_domain=None):
+                 credentials_domain=None, admin_role=None):
         """A CredentialProvider supplies credentials to test classes.
+
         :param identity_version: Identity version of the credentials provided
         :param name: Name of the calling test. Included in provisioned
                      credentials when credentials are provisioned on the fly
         :param network_resources: Network resources required for the
                                   credentials
         :param credentials_domain: Domain credentials belong to
+        :param admin_role: Name of the role of the admin account
         """
         self.identity_version = identity_version
         self.name = name or "test_creds"
         self.network_resources = network_resources
         self.credentials_domain = credentials_domain or 'Default'
+        self.admin_role = admin_role
         if not auth.is_identity_version_supported(self.identity_version):
             raise exceptions.InvalidIdentityVersion(
                 identity_version=self.identity_version)
diff --git a/tempest/common/credentials.py b/tempest/common/credentials.py
deleted file mode 100644
index 88ae9ce..0000000
--- a/tempest/common/credentials.py
+++ /dev/null
@@ -1,104 +0,0 @@
-# Copyright (c) 2014 Hewlett-Packard Development Company, L.P.
-#    Licensed under the Apache License, Version 2.0 (the "License");
-#    you may not use this file except in compliance with the License.
-#    You may obtain a copy of the License at
-#
-#        http://www.apache.org/licenses/LICENSE-2.0
-#
-#    Unless required by applicable law or agreed to in writing, software
-#    distributed under the License is distributed on an "AS IS" BASIS,
-#    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-#    See the License for the specific language governing permissions and
-#    limitations under the License.
-
-import os
-
-from tempest.common import cred_provider
-from tempest.common import dynamic_creds
-from tempest.common import preprov_creds
-from tempest import config
-from tempest import exceptions
-
-CONF = config.CONF
-
-
-# Return the right implementation of CredentialProvider based on config
-# Dropping interface and password, as they are never used anyways
-# TODO(andreaf) Drop them from the CredentialsProvider interface completely
-def get_credentials_provider(name, network_resources=None,
-                             force_tenant_isolation=False,
-                             identity_version=None):
-    # If a test requires a new account to work, it can have it via forcing
-    # dynamic credentials. A new account will be produced only for that test.
-    # In case admin credentials are not available for the account creation,
-    # the test should be skipped else it would fail.
-    identity_version = identity_version or CONF.identity.auth_version
-    if CONF.auth.use_dynamic_credentials or force_tenant_isolation:
-        return dynamic_creds.DynamicCredentialProvider(
-            name=name,
-            network_resources=network_resources,
-            identity_version=identity_version,
-            credentials_domain=CONF.auth.default_credentials_domain_name)
-    else:
-        if (CONF.auth.test_accounts_file and
-                os.path.isfile(CONF.auth.test_accounts_file)):
-            # Most params are not relevant for pre-created accounts
-            return preprov_creds.PreProvisionedCredentialProvider(
-                name=name, identity_version=identity_version,
-                credentials_domain=CONF.auth.default_credentials_domain_name)
-        else:
-            return preprov_creds.NonLockingCredentialProvider(
-                name=name, identity_version=identity_version)
-
-
-# We want a helper function here to check and see if admin credentials
-# are available so we can do a single call from skip_checks if admin
-# creds area available.
-# This depends on identity_version as there may be admin credentials
-# available for v2 but not for v3.
-def is_admin_available(identity_version):
-    is_admin = True
-    # If dynamic credentials is enabled admin will be available
-    if CONF.auth.use_dynamic_credentials:
-        return is_admin
-    # Check whether test accounts file has the admin specified or not
-    elif (CONF.auth.test_accounts_file and
-            os.path.isfile(CONF.auth.test_accounts_file)):
-        check_accounts = preprov_creds.PreProvisionedCredentialProvider(
-            identity_version=identity_version, name='check_admin')
-        if not check_accounts.admin_available():
-            is_admin = False
-    else:
-        try:
-            cred_provider.get_configured_credentials(
-                'identity_admin', fill_in=False,
-                identity_version=identity_version)
-        except exceptions.InvalidConfiguration:
-            is_admin = False
-    return is_admin
-
-
-# We want a helper function here to check and see if alt credentials
-# are available so we can do a single call from skip_checks if alt
-# creds area available.
-# This depends on identity_version as there may be alt credentials
-# available for v2 but not for v3.
-def is_alt_available(identity_version):
-    # If dynamic credentials is enabled alt will be available
-    if CONF.auth.use_dynamic_credentials:
-        return True
-    # Check whether test accounts file has the admin specified or not
-    if (CONF.auth.test_accounts_file and
-            os.path.isfile(CONF.auth.test_accounts_file)):
-        check_accounts = preprov_creds.PreProvisionedCredentialProvider(
-            identity_version=identity_version, name='check_alt')
-    else:
-        check_accounts = preprov_creds.NonLockingCredentialProvider(
-            identity_version=identity_version, name='check_alt')
-    try:
-        if not check_accounts.is_multi_user():
-            return False
-        else:
-            return True
-    except exceptions.InvalidConfiguration:
-        return False
diff --git a/tempest/common/credentials_factory.py b/tempest/common/credentials_factory.py
new file mode 100644
index 0000000..95dcafc
--- /dev/null
+++ b/tempest/common/credentials_factory.py
@@ -0,0 +1,331 @@
+# Copyright (c) 2014 Hewlett-Packard Development Company, L.P.
+#    Licensed under the Apache License, Version 2.0 (the "License");
+#    you may not use this file except in compliance with the License.
+#    You may obtain a copy of the License at
+#
+#        http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS,
+#    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#    See the License for the specific language governing permissions and
+#    limitations under the License.
+
+import os
+
+from oslo_concurrency import lockutils
+from oslo_log import log as logging
+from tempest_lib import auth
+
+from tempest import clients
+from tempest.common import cred_provider
+from tempest.common import dynamic_creds
+from tempest.common import preprov_creds
+from tempest import config
+from tempest import exceptions
+
+CONF = config.CONF
+LOG = logging.getLogger(__name__)
+
+
+"""This module provides factories of credential and credential providers
+
+Credentials providers and clients are (going to be) part of tempest-lib,
+and so they may not hold any dependency to tempest configuration.
+
+Methods in this module collect the relevant configuration details and pass
+them to credentials providers and clients, so that test can have easy
+access to these features.
+
+Client managers with hard-coded configured credentials are also moved here,
+to avoid circular dependencies."""
+
+# === Credential Providers
+
+
+# Subset of the parameters of credential providers that depend on configuration
+def _get_common_provider_params():
+    return {
+        'credentials_domain': CONF.auth.default_credentials_domain_name,
+        'admin_role': CONF.identity.admin_role
+    }
+
+
+def _get_dynamic_provider_params():
+    return _get_common_provider_params()
+
+
+def _get_preprov_provider_params():
+    _common_params = _get_common_provider_params()
+    reseller_admin_role = CONF.object_storage.reseller_admin_role
+    return dict(_common_params, **dict([
+        ('accounts_lock_dir', lockutils.get_lock_path(CONF)),
+        ('test_accounts_file', CONF.auth.test_accounts_file),
+        ('object_storage_operator_role', CONF.object_storage.operator_role),
+        ('object_storage_reseller_admin_role', reseller_admin_role)
+    ]))
+
+
+class LegacyCredentialProvider(cred_provider.CredentialProvider):
+
+    def __init__(self, identity_version):
+        """Credentials provider which returns credentials from tempest.conf
+
+        Credentials provider which always returns the first and second
+        configured accounts as primary and alt users.
+        Credentials from tempest.conf are deprecated, and this credential
+        provider is also accordingly.
+
+        This credential provider can be used in case of serial test execution
+        to preserve the current behaviour of the serial tempest run.
+
+        :param identity_version: Version of the identity API
+        :return: CredentialProvider
+        """
+        super(LegacyCredentialProvider, self).__init__(
+            identity_version=identity_version)
+        self._creds = {}
+
+    def _unique_creds(self, cred_arg=None):
+        """Verify that the configured credentials are valid and distinct """
+        try:
+            user = self.get_primary_creds()
+            alt_user = self.get_alt_creds()
+            return getattr(user, cred_arg) != getattr(alt_user, cred_arg)
+        except exceptions.InvalidCredentials as ic:
+            msg = "At least one of the configured credentials is " \
+                  "not valid: %s" % ic.message
+            raise exceptions.InvalidConfiguration(msg)
+
+    def is_multi_user(self):
+        return self._unique_creds('username')
+
+    def is_multi_tenant(self):
+        return self._unique_creds('tenant_id')
+
+    def get_primary_creds(self):
+        if self._creds.get('primary'):
+            return self._creds.get('primary')
+        primary_credential = get_configured_credentials(
+            credential_type='user', fill_in=False,
+            identity_version=self.identity_version)
+        self._creds['primary'] = cred_provider.TestResources(
+            primary_credential)
+        return self._creds['primary']
+
+    def get_alt_creds(self):
+        if self._creds.get('alt'):
+            return self._creds.get('alt')
+        alt_credential = get_configured_credentials(
+            credential_type='alt_user', fill_in=False,
+            identity_version=self.identity_version)
+        self._creds['alt'] = cred_provider.TestResources(
+            alt_credential)
+        return self._creds['alt']
+
+    def clear_creds(self):
+        self._creds = {}
+
+    def get_admin_creds(self):
+        if self._creds.get('admin'):
+            return self._creds.get('admin')
+        creds = get_configured_credentials(
+            "identity_admin", fill_in=False)
+        self._creds['admin'] = cred_provider.TestResources(creds)
+        return self._creds['admin']
+
+    def get_creds_by_roles(self, roles, force_new=False):
+        msg = "Credentials being specified through the config file can not be"\
+              " used with tests that specify using credentials by roles. "\
+              "Either exclude/skip the tests doing this or use either an "\
+              "test_accounts_file or dynamic credentials."
+        raise exceptions.InvalidConfiguration(msg)
+
+    def is_role_available(self, role):
+        # NOTE(andreaf) LegacyCredentialProvider does not support credentials
+        # by role, so returning always False.
+        # Test that rely on credentials by role should use this to skip
+        # when this is credential provider is used
+        return False
+
+
+# Return the right implementation of CredentialProvider based on config
+# Dropping interface and password, as they are never used anyways
+# TODO(andreaf) Drop them from the CredentialsProvider interface completely
+def get_credentials_provider(name, network_resources=None,
+                             force_tenant_isolation=False,
+                             identity_version=None):
+    # If a test requires a new account to work, it can have it via forcing
+    # dynamic credentials. A new account will be produced only for that test.
+    # In case admin credentials are not available for the account creation,
+    # the test should be skipped else it would fail.
+    identity_version = identity_version or CONF.identity.auth_version
+    if CONF.auth.use_dynamic_credentials or force_tenant_isolation:
+        admin_creds = get_configured_credentials(
+            'identity_admin', fill_in=True, identity_version=identity_version)
+        return dynamic_creds.DynamicCredentialProvider(
+            name=name,
+            network_resources=network_resources,
+            identity_version=identity_version,
+            admin_creds=admin_creds,
+            **_get_dynamic_provider_params())
+    else:
+        if (CONF.auth.test_accounts_file and
+                os.path.isfile(CONF.auth.test_accounts_file)):
+            # Most params are not relevant for pre-created accounts
+            return preprov_creds.PreProvisionedCredentialProvider(
+                name=name, identity_version=identity_version,
+                **_get_preprov_provider_params())
+        else:
+            # Dynamic credentials are disabled, and the account file is not
+            # defined - we fall back on credentials configured in tempest.conf
+            return LegacyCredentialProvider(identity_version=identity_version)
+
+
+# We want a helper function here to check and see if admin credentials
+# are available so we can do a single call from skip_checks if admin
+# creds area available.
+# This depends on identity_version as there may be admin credentials
+# available for v2 but not for v3.
+def is_admin_available(identity_version):
+    is_admin = True
+    # If dynamic credentials is enabled admin will be available
+    if CONF.auth.use_dynamic_credentials:
+        return is_admin
+    # Check whether test accounts file has the admin specified or not
+    elif (CONF.auth.test_accounts_file and
+            os.path.isfile(CONF.auth.test_accounts_file)):
+        check_accounts = preprov_creds.PreProvisionedCredentialProvider(
+            identity_version=identity_version, name='check_admin',
+            **_get_preprov_provider_params())
+        if not check_accounts.admin_available():
+            is_admin = False
+    else:
+        try:
+            get_configured_credentials('identity_admin', fill_in=False,
+                                       identity_version=identity_version)
+        except exceptions.InvalidConfiguration:
+            is_admin = False
+    return is_admin
+
+
+# We want a helper function here to check and see if alt credentials
+# are available so we can do a single call from skip_checks if alt
+# creds area available.
+# This depends on identity_version as there may be alt credentials
+# available for v2 but not for v3.
+def is_alt_available(identity_version):
+    # If dynamic credentials is enabled alt will be available
+    if CONF.auth.use_dynamic_credentials:
+        return True
+    # Check whether test accounts file has the admin specified or not
+    if (CONF.auth.test_accounts_file and
+            os.path.isfile(CONF.auth.test_accounts_file)):
+        check_accounts = preprov_creds.PreProvisionedCredentialProvider(
+            identity_version=identity_version, name='check_alt',
+            **_get_preprov_provider_params())
+    else:
+        check_accounts = LegacyCredentialProvider(identity_version)
+    try:
+        if not check_accounts.is_multi_user():
+            return False
+        else:
+            return True
+    except exceptions.InvalidConfiguration:
+        return False
+
+# === Credentials
+
+# Type of credentials available from configuration
+CREDENTIAL_TYPES = {
+    'identity_admin': ('auth', 'admin'),
+    'user': ('identity', None),
+    'alt_user': ('identity', 'alt')
+}
+
+DEFAULT_PARAMS = {
+    'disable_ssl_certificate_validation':
+        CONF.identity.disable_ssl_certificate_validation,
+    'ca_certs': CONF.identity.ca_certificates_file,
+    'trace_requests': CONF.debug.trace_requests
+}
+
+
+# Read credentials from configuration, builds a Credentials object
+# based on the specified or configured version
+def get_configured_credentials(credential_type, fill_in=True,
+                               identity_version=None):
+    identity_version = identity_version or CONF.identity.auth_version
+
+    if identity_version not in ('v2', 'v3'):
+        raise exceptions.InvalidConfiguration(
+            'Unsupported auth version: %s' % identity_version)
+
+    if credential_type not in CREDENTIAL_TYPES:
+        raise exceptions.InvalidCredentials()
+    conf_attributes = ['username', 'password', 'tenant_name']
+
+    if identity_version == 'v3':
+        conf_attributes.append('domain_name')
+    # Read the parts of credentials from config
+    params = DEFAULT_PARAMS.copy()
+    section, prefix = CREDENTIAL_TYPES[credential_type]
+    for attr in conf_attributes:
+        _section = getattr(CONF, section)
+        if prefix is None:
+            params[attr] = getattr(_section, attr)
+        else:
+            params[attr] = getattr(_section, prefix + "_" + attr)
+    # Build and validate credentials. We are reading configured credentials,
+    # so validate them even if fill_in is False
+    credentials = get_credentials(fill_in=fill_in,
+                                  identity_version=identity_version, **params)
+    if not fill_in:
+        if not credentials.is_valid():
+            msg = ("The %s credentials are incorrectly set in the config file."
+                   " Double check that all required values are assigned" %
+                   credential_type)
+            raise exceptions.InvalidConfiguration(msg)
+    return credentials
+
+
+# Wrapper around auth.get_credentials to use the configured identity version
+# is none is specified
+def get_credentials(fill_in=True, identity_version=None, **kwargs):
+    params = dict(DEFAULT_PARAMS, **kwargs)
+    identity_version = identity_version or CONF.identity.auth_version
+    # In case of "v3" add the domain from config if not specified
+    if identity_version == 'v3':
+        domain_fields = set(x for x in auth.KeystoneV3Credentials.ATTRIBUTES
+                            if 'domain' in x)
+        if not domain_fields.intersection(kwargs.keys()):
+            domain_name = CONF.auth.default_credentials_domain_name
+            params['user_domain_name'] = domain_name
+
+        auth_url = CONF.identity.uri_v3
+    else:
+        auth_url = CONF.identity.uri
+    return auth.get_credentials(auth_url,
+                                fill_in=fill_in,
+                                identity_version=identity_version,
+                                **params)
+
+# === Credential / client managers
+
+
+class ConfiguredUserManager(clients.Manager):
+    """Manager that uses user credentials for its managed client objects"""
+
+    def __init__(self, service=None):
+        super(ConfiguredUserManager, self).__init__(
+            credentials=get_configured_credentials('user'),
+            service=service)
+
+
+class AdminManager(clients.Manager):
+    """Manager that uses admin credentials for its managed client objects"""
+
+    def __init__(self, service=None):
+        super(AdminManager, self).__init__(
+            credentials=get_configured_credentials('identity_admin'),
+            service=service)
diff --git a/tempest/common/custom_matchers.py b/tempest/common/custom_matchers.py
index 839088c..8ba33ed 100644
--- a/tempest/common/custom_matchers.py
+++ b/tempest/common/custom_matchers.py
@@ -19,8 +19,7 @@
 
 
 class ExistsAllResponseHeaders(object):
-    """
-    Specific matcher to check the existence of Swift's response headers
+    """Specific matcher to check the existence of Swift's response headers
 
     This matcher checks the existence of common headers for each HTTP method
     or the target, which means account, container or object.
@@ -30,7 +29,8 @@
     """
 
     def __init__(self, target, method):
-        """
+        """Initialization of ExistsAllResponseHeaders
+
         param: target Account/Container/Object
         param: method PUT/GET/HEAD/DELETE/COPY/POST
         """
@@ -38,7 +38,8 @@
         self.method = method
 
     def match(self, actual):
-        """
+        """Check headers
+
         param: actual HTTP response headers
         """
         # Check common headers for all HTTP methods
@@ -95,10 +96,7 @@
 
 
 class NonExistentHeader(object):
-    """
-    Informs an error message for end users in the case of missing a
-    certain header in Swift's responses
-    """
+    """Informs an error message in the case of missing a certain header"""
 
     def __init__(self, header):
         self.header = header
@@ -111,9 +109,7 @@
 
 
 class AreAllWellFormatted(object):
-    """
-    Specific matcher to check the correctness of formats of values of Swift's
-    response headers
+    """Specific matcher to check the correctness of formats of values
 
     This matcher checks the format of values of response headers.
     When checking the format of values of 'specific' headers such as
@@ -149,10 +145,7 @@
 
 
 class InvalidFormat(object):
-    """
-    Informs an error message for end users if a format of a certain header
-    is invalid
-    """
+    """Informs an error message if a format of a certain header is invalid"""
 
     def __init__(self, key, value):
         self.key = key
@@ -166,8 +159,9 @@
 
 
 class MatchesDictExceptForKeys(object):
-    """Matches two dictionaries. Verifies all items are equals except for those
-    identified by a list of keys.
+    """Matches two dictionaries.
+
+    Verifies all items are equals except for those identified by a list of keys
     """
 
     def __init__(self, expected, excluded_keys=None):
diff --git a/tempest/common/dynamic_creds.py b/tempest/common/dynamic_creds.py
index 7413c8c..e950c3e 100644
--- a/tempest/common/dynamic_creds.py
+++ b/tempest/common/dynamic_creds.py
@@ -31,19 +31,36 @@
 class DynamicCredentialProvider(cred_provider.CredentialProvider):
 
     def __init__(self, identity_version, name=None, network_resources=None,
-                 credentials_domain=None):
+                 credentials_domain=None, admin_role=None, admin_creds=None):
+        """Creates credentials dynamically for tests
+
+        A credential provider that, based on an initial set of
+        admin credentials, creates new credentials on the fly for
+        tests to use and then discard.
+
+        :param str identity_version: identity API version to use `v2` or `v3`
+        :param str admin_role: name of the admin role added to admin users
+        :param str name: names of dynamic resources include this parameter
+                         when specified
+        :param str credentials_domain: name of the domain where the users
+                                       are created. If not defined, the project
+                                       domain from admin_credentials is used
+        :param dict network_resources: network resources to be created for
+                                       the created credentials
+        :param Credentials admin_creds: initial admin credentials
+        """
         super(DynamicCredentialProvider, self).__init__(
-            identity_version=identity_version, name=name,
-            network_resources=network_resources,
-            credentials_domain=credentials_domain)
+            identity_version=identity_version, admin_role=admin_role,
+            name=name, credentials_domain=credentials_domain,
+            network_resources=network_resources)
+        self.network_resources = network_resources
         self._creds = {}
         self.ports = []
-        self.default_admin_creds = cred_provider.get_configured_credentials(
-            'identity_admin', fill_in=True,
-            identity_version=self.identity_version)
+        self.default_admin_creds = admin_creds
         (self.identity_admin_client, self.network_admin_client,
          self.networks_admin_client,
-         self.subnets_admin_client) = self._get_admin_clients()
+         self.subnets_admin_client,
+         self.ports_admin_client) = self._get_admin_clients()
         # Domain where isolated credentials are provisioned (v3 only).
         # Use that of the admin account is None is configured.
         self.creds_domain_name = None
@@ -55,19 +72,19 @@
             self.identity_admin_client, self.creds_domain_name)
 
     def _get_admin_clients(self):
-        """
-        Returns a tuple with instances of the following admin clients (in this
-        order):
+        """Returns a tuple with instances of the following admin clients
+
+        (in this order):
             identity
             network
         """
         os = clients.Manager(self.default_admin_creds)
         if self.identity_version == 'v2':
             return (os.identity_client, os.network_client, os.networks_client,
-                    os.subnets_client)
+                    os.subnets_client, os.ports_client)
         else:
             return (os.identity_v3_client, os.network_client,
-                    os.networks_client, os.subnets_client)
+                    os.networks_client, os.subnets_client, os.ports_client)
 
     def _create_creds(self, suffix="", admin=False, roles=None):
         """Create random credentials under the following schema.
@@ -99,7 +116,7 @@
         role_assigned = False
         if admin:
             self.creds_client.assign_user_role(user, project,
-                                               CONF.identity.admin_role)
+                                               self.admin_role)
             role_assigned = True
         # Add roles specified in config file
         for conf_role in CONF.auth.tempest_roles:
diff --git a/tempest/common/fixed_network.py b/tempest/common/fixed_network.py
index b81830a..56cd331 100644
--- a/tempest/common/fixed_network.py
+++ b/tempest/common/fixed_network.py
@@ -15,11 +15,8 @@
 
 from tempest_lib.common.utils import misc as misc_utils
 
-from tempest import config
 from tempest import exceptions
 
-CONF = config.CONF
-
 LOG = logging.getLogger(__name__)
 
 
@@ -31,14 +28,14 @@
         object to use for making the network lists api request
     :return: The full dictionary for the network in question
     :rtype: dict
-    :raises InvalidConfiguration: If the name provided is invalid, the networks
+    :raises InvalidTestResource: If the name provided is invalid, the networks
         list returns a 404, there are no found networks, or the found network
         is invalid
     """
     caller = misc_utils.find_test_caller()
 
     if not name:
-        raise exceptions.InvalidConfiguration()
+        raise exceptions.InvalidTestResource(type='network', name=name)
 
     networks = compute_networks_client.list_networks()['networks']
     networks = [n for n in networks if n['label'] == name]
@@ -53,13 +50,13 @@
         if caller:
             msg = '(%s) %s' % (caller, msg)
         LOG.warn(msg)
-        raise exceptions.InvalidConfiguration()
+        raise exceptions.InvalidTestResource(type='network', name=name)
     else:
         msg = "Network with name: %s not found" % name
         if caller:
             msg = '(%s) %s' % (caller, msg)
         LOG.warn(msg)
-        raise exceptions.InvalidConfiguration()
+        raise exceptions.InvalidTestResource(type='network', name=name)
     # To be consistent between neutron and nova network always use name even
     # if label is used in the api response. If neither is present than then
     # the returned network is invalid.
@@ -69,12 +66,13 @@
         if caller:
             msg = '(%s) %s' % (caller, msg)
         LOG.warn(msg)
-        raise exceptions.InvalidConfiguration()
+        raise exceptions.InvalidTestResource(type='network', name=name)
     network['name'] = name
     return network
 
 
-def get_tenant_network(creds_provider, compute_networks_client):
+def get_tenant_network(creds_provider, compute_networks_client,
+                       shared_network_name):
     """Get a network usable by the primary tenant
 
     :param creds_provider: instance of credential provider
@@ -83,23 +81,24 @@
            neutron and nova-network cases. If this is not an admin network
            client, set_network_kwargs might fail in case fixed_network_name
            is the network to be used, and it's not visible to the tenant
-    :return a dict with 'id' and 'name' of the network
+    :param shared_network_name: name of the shared network to be used if no
+           tenant network is available in the creds provider
+    :returns: a dict with 'id' and 'name' of the network
     """
     caller = misc_utils.find_test_caller()
-    fixed_network_name = CONF.compute.fixed_network_name
     net_creds = creds_provider.get_primary_creds()
     network = getattr(net_creds, 'network', None)
     if not network or not network.get('name'):
-        if fixed_network_name:
+        if shared_network_name:
             msg = ('No valid network provided or created, defaulting to '
                    'fixed_network_name')
             if caller:
                 msg = '(%s) %s' % (caller, msg)
             LOG.debug(msg)
             try:
-                network = get_network_from_name(fixed_network_name,
+                network = get_network_from_name(shared_network_name,
                                                 compute_networks_client)
-            except exceptions.InvalidConfiguration:
+            except exceptions.InvalidTestResource:
                 network = {}
     msg = ('Found network %s available for tenant' % network)
     if caller:
diff --git a/tempest/common/generator/base_generator.py b/tempest/common/generator/base_generator.py
index 3e09300..a66002f 100644
--- a/tempest/common/generator/base_generator.py
+++ b/tempest/common/generator/base_generator.py
@@ -41,9 +41,7 @@
 
 
 def simple_generator(fn):
-    """
-    Decorator for simple generators that return one value
-    """
+    """Decorator for simple generators that return one value"""
     @functools.wraps(fn)
     def wrapped(self, schema):
         result = fn(self, schema)
@@ -110,9 +108,7 @@
         jsonschema.validate(schema, self.schema)
 
     def generate_scenarios(self, schema, path=None):
-        """
-        Generates the scenario (all possible test cases) out of the given
-        schema.
+        """Generate scenario (all possible test cases) out of the given schema
 
         :param schema: a dict style schema (see ``BasicGeneratorSet.schema``)
         :param path: the schema path if the given schema is a subschema
@@ -157,9 +153,10 @@
         return scenarios
 
     def generate_payload(self, test, schema):
-        """
-        Generates one jsonschema out of the given test. It's mandatory to use
-        generate_scenarios before to register all needed variables to the test.
+        """Generates one jsonschema out of the given test.
+
+        It's mandatory to use generate_scenarios before to register all needed
+        variables to the test.
 
         :param test: A test object (scenario) with all _negtest variables on it
         :param schema: schema for the test
diff --git a/tempest/common/glance_http.py b/tempest/common/glance_http.py
index 868a3e9..800e977 100644
--- a/tempest/common/glance_http.py
+++ b/tempest/common/glance_http.py
@@ -24,12 +24,10 @@
 
 import OpenSSL
 from oslo_log import log as logging
-from oslo_serialization import jsonutils as json
 import six
 from six import moves
 from six.moves import http_client as httplib
 from six.moves.urllib import parse as urlparse
-from tempest_lib import exceptions as lib_exc
 
 from tempest import exceptions as exc
 
@@ -51,19 +49,20 @@
         self.endpoint_port = endpoint_parts.port
         self.endpoint_path = endpoint_parts.path
 
-        self.connection_class = self.get_connection_class(self.endpoint_scheme)
-        self.connection_kwargs = self.get_connection_kwargs(
+        self.connection_class = self._get_connection_class(
+            self.endpoint_scheme)
+        self.connection_kwargs = self._get_connection_kwargs(
             self.endpoint_scheme, **kwargs)
 
     @staticmethod
-    def get_connection_class(scheme):
+    def _get_connection_class(scheme):
         if scheme == 'https':
             return VerifiedHTTPSConnection
         else:
             return httplib.HTTPConnection
 
     @staticmethod
-    def get_connection_kwargs(scheme, **kwargs):
+    def _get_connection_kwargs(scheme, **kwargs):
         _kwargs = {'timeout': float(kwargs.get('timeout', 600))}
 
         if scheme == 'https':
@@ -75,7 +74,7 @@
 
         return _kwargs
 
-    def get_connection(self):
+    def _get_connection(self):
         _class = self.connection_class
         try:
             return _class(self.endpoint_hostname, self.endpoint_port,
@@ -95,7 +94,7 @@
 
         self._log_request(method, url, kwargs['headers'])
 
-        conn = self.get_connection()
+        conn = self._get_connection()
 
         try:
             url_parts = urlparse.urlparse(url)
@@ -159,30 +158,6 @@
                 self.LOG.debug("Large body (%d) md5 summary: %s", length,
                                hashlib.md5(str_body).hexdigest())
 
-    def json_request(self, method, url, **kwargs):
-        kwargs.setdefault('headers', {})
-        kwargs['headers'].setdefault('Content-Type', 'application/json')
-        if kwargs['headers']['Content-Type'] != 'application/json':
-            msg = "Only application/json content-type is supported."
-            raise lib_exc.InvalidContentType(msg)
-
-        if 'body' in kwargs:
-            kwargs['body'] = json.dumps(kwargs['body'])
-
-        resp, body_iter = self._http_request(url, method, **kwargs)
-
-        if 'application/json' in resp.getheader('content-type', ''):
-            body = ''.join([chunk for chunk in body_iter])
-            try:
-                body = json.loads(body)
-            except ValueError:
-                LOG.error('Could not decode response body as JSON')
-        else:
-            msg = "Only json/application content-type is supported."
-            raise lib_exc.InvalidContentType(msg)
-
-        return resp, body
-
     def raw_request(self, method, url, **kwargs):
         kwargs.setdefault('headers', {})
         kwargs['headers'].setdefault('Content-Type',
@@ -203,8 +178,7 @@
 
 
 class OpenSSLConnectionDelegator(object):
-    """
-    An OpenSSL.SSL.Connection delegator.
+    """An OpenSSL.SSL.Connection delegator.
 
     Supplies an additional 'makefile' method which httplib requires
     and is not present in OpenSSL.SSL.Connection.
@@ -225,9 +199,8 @@
 
 
 class VerifiedHTTPSConnection(httplib.HTTPSConnection):
-    """
-    Extended HTTPSConnection which uses the OpenSSL library
-    for enhanced SSL support.
+    """Extended HTTPSConnection which uses OpenSSL library for enhanced SSL
+
     Note: Much of this functionality can eventually be replaced
           with native Python 3.3 code.
     """
@@ -247,11 +220,10 @@
 
     @staticmethod
     def host_matches_cert(host, x509):
-        """
-        Verify that the the x509 certificate we have received
-        from 'host' correctly identifies the server we are
-        connecting to, ie that the certificate's Common Name
-        or a Subject Alternative Name matches 'host'.
+        """Verify that the x509 certificate we have received from 'host'
+
+        Identifies the server we are connecting to, ie that the certificate's
+        Common Name or a Subject Alternative Name matches 'host'.
         """
         # First see if we can match the CN
         if x509.get_subject().commonName == host:
@@ -289,9 +261,7 @@
             return preverify_ok
 
     def setcontext(self):
-        """
-        Set up the OpenSSL context.
-        """
+        """Set up the OpenSSL context."""
         self.context = OpenSSL.SSL.Context(OpenSSL.SSL.SSLv23_METHOD)
 
         if self.ssl_compression is False:
@@ -336,10 +306,7 @@
             self.context.set_default_verify_paths()
 
     def connect(self):
-        """
-        Connect to an SSL port using the OpenSSL library and apply
-        per-connection parameters.
-        """
+        """Connect to SSL port and apply per-connection parameters."""
         sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
         if self.timeout is not None:
             # '0' microseconds
diff --git a/tempest/common/identity.py b/tempest/common/identity.py
new file mode 100644
index 0000000..2179363
--- /dev/null
+++ b/tempest/common/identity.py
@@ -0,0 +1,32 @@
+# Copyright 2015 NEC Corporation
+# All Rights Reserved.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+from tempest_lib import exceptions as lib_exc
+
+
+def get_tenant_by_name(client, tenant_name):
+    tenants = client.list_tenants()['tenants']
+    for tenant in tenants:
+        if tenant['name'] == tenant_name:
+            return tenant
+    raise lib_exc.NotFound('No such tenant(%s) in %s' % (tenant_name, tenants))
+
+
+def get_user_by_username(client, tenant_id, username):
+    users = client.list_tenant_users(tenant_id)['users']
+    for user in users:
+        if user['name'] == username:
+            return user
+    raise lib_exc.NotFound('No such user(%s) in %s' % (username, users))
diff --git a/tempest/common/negative_rest_client.py b/tempest/common/negative_rest_client.py
index abd8b31..d97411c 100644
--- a/tempest/common/negative_rest_client.py
+++ b/tempest/common/negative_rest_client.py
@@ -22,9 +22,7 @@
 
 
 class NegativeRestClient(service_client.ServiceClient):
-    """
-    Version of RestClient that does not raise exceptions.
-    """
+    """Version of RestClient that does not raise exceptions."""
     def __init__(self, auth_provider, service,
                  build_interval=None, build_timeout=None,
                  disable_ssl_certificate_validation=None,
@@ -43,9 +41,7 @@
             trace_requests=trace_requests)
 
     def _get_region_and_endpoint_type(self, service):
-        """
-        Returns the region for a specific service
-        """
+        """Returns the region for a specific service"""
         service_region = None
         service_endpoint_type = None
         for cfgname in dir(CONF._config):
diff --git a/tempest/common/preprov_creds.py b/tempest/common/preprov_creds.py
index c951972..74cc3f0 100644
--- a/tempest/common/preprov_creds.py
+++ b/tempest/common/preprov_creds.py
@@ -19,15 +19,14 @@
 from oslo_log import log as logging
 import six
 from tempest_lib import auth
+from tempest_lib import exceptions as lib_exc
 import yaml
 
 from tempest import clients
 from tempest.common import cred_provider
 from tempest.common import fixed_network
-from tempest import config
 from tempest import exceptions
 
-CONF = config.CONF
 LOG = logging.getLogger(__name__)
 
 
@@ -39,20 +38,52 @@
 
 class PreProvisionedCredentialProvider(cred_provider.CredentialProvider):
 
-    def __init__(self, identity_version, name=None, credentials_domain=None):
+    def __init__(self, identity_version, test_accounts_file,
+                 accounts_lock_dir, name=None, credentials_domain=None,
+                 admin_role=None, object_storage_operator_role=None,
+                 object_storage_reseller_admin_role=None):
+        """Credentials provider using pre-provisioned accounts
+
+        This credentials provider loads the details of pre-provisioned
+        accounts from a YAML file, in the format specified by
+        `etc/accounts.yaml.sample`. It locks accounts while in use, using the
+        external locking mechanism, allowing for multiple python processes
+        to share a single account file, and thus running tests in parallel.
+
+        The accounts_lock_dir must be generated using `lockutils.get_lock_path`
+        from the oslo.concurrency library. For instance:
+
+            accounts_lock_dir = os.path.join(lockutils.get_lock_path(CONF),
+                                             'test_accounts')
+
+        Role names for object storage are optional as long as the
+        `operator` and `reseller_admin` credential types are not used in the
+        accounts file.
+
+        :param identity_version: identity version of the credentials
+        :param admin_role: name of the admin role
+        :param test_accounts_file: path to the accounts YAML file
+        :param accounts_lock_dir: the directory for external locking
+        :param name: name of the hash file (optional)
+        :param credentials_domain: name of the domain credentials belong to
+                                   (if no domain is configured)
+        :param object_storage_operator_role: name of the role
+        :param object_storage_reseller_admin_role: name of the role
+        """
         super(PreProvisionedCredentialProvider, self).__init__(
             identity_version=identity_version, name=name,
-            credentials_domain=credentials_domain)
-        if (CONF.auth.test_accounts_file and
-                os.path.isfile(CONF.auth.test_accounts_file)):
-            accounts = read_accounts_yaml(CONF.auth.test_accounts_file)
+            admin_role=admin_role, credentials_domain=credentials_domain)
+        self.test_accounts_file = test_accounts_file
+        if test_accounts_file and os.path.isfile(test_accounts_file):
+            accounts = read_accounts_yaml(self.test_accounts_file)
             self.use_default_creds = False
         else:
             accounts = {}
             self.use_default_creds = True
-        self.hash_dict = self.get_hash_dict(accounts)
-        self.accounts_dir = os.path.join(lockutils.get_lock_path(CONF),
-                                         'test_accounts')
+        self.hash_dict = self.get_hash_dict(
+            accounts, admin_role, object_storage_operator_role,
+            object_storage_reseller_admin_role)
+        self.accounts_dir = accounts_lock_dir
         self._creds = {}
 
     @classmethod
@@ -64,7 +95,9 @@
         return hash_dict
 
     @classmethod
-    def get_hash_dict(cls, accounts):
+    def get_hash_dict(cls, accounts, admin_role,
+                      object_storage_operator_role=None,
+                      object_storage_reseller_admin_role=None):
         hash_dict = {'roles': {}, 'creds': {}, 'networks': {}}
         # Loop over the accounts read from the yaml file
         for account in accounts:
@@ -88,17 +121,27 @@
             # subdict with the hash
             for type in types:
                 if type == 'admin':
-                    hash_dict = cls._append_role(CONF.identity.admin_role,
-                                                 temp_hash_key, hash_dict)
+                    hash_dict = cls._append_role(admin_role, temp_hash_key,
+                                                 hash_dict)
                 elif type == 'operator':
-                    hash_dict = cls._append_role(
-                        CONF.object_storage.operator_role, temp_hash_key,
-                        hash_dict)
+                    if object_storage_operator_role:
+                        hash_dict = cls._append_role(
+                            object_storage_operator_role, temp_hash_key,
+                            hash_dict)
+                    else:
+                        msg = ("Type 'operator' configured, but no "
+                               "object_storage_operator_role specified")
+                        raise lib_exc.InvalidCredentials(msg)
                 elif type == 'reseller_admin':
-                    hash_dict = cls._append_role(
-                        CONF.object_storage.reseller_admin_role,
-                        temp_hash_key,
-                        hash_dict)
+                    if object_storage_reseller_admin_role:
+                        hash_dict = cls._append_role(
+                            object_storage_reseller_admin_role,
+                            temp_hash_key,
+                            hash_dict)
+                    else:
+                        msg = ("Type 'reseller_admin' configured, but no "
+                               "object_storage_reseller_admin_role specified")
+                        raise lib_exc.InvalidCredentials(msg)
             # Populate the network subdict
             for resource in resources:
                 if resource == 'network':
@@ -111,8 +154,8 @@
     def is_multi_user(self):
         # Default credentials is not a valid option with locking Account
         if self.use_default_creds:
-            raise exceptions.InvalidConfiguration(
-                "Account file %s doesn't exist" % CONF.auth.test_accounts_file)
+            raise lib_exc.InvalidCredentials(
+                "Account file %s doesn't exist" % self.test_accounts_file)
         else:
             return len(self.hash_dict['creds']) > 1
 
@@ -148,7 +191,7 @@
                     names.append(fd.read())
         msg = ('Insufficient number of users provided. %s have allocated all '
                'the credentials for this allocation request' % ','.join(names))
-        raise exceptions.InvalidConfiguration(msg)
+        raise lib_exc.InvalidCredentials(msg)
 
     def _get_match_hash_list(self, roles=None):
         hashes = []
@@ -158,7 +201,7 @@
             for role in roles:
                 temp_hashes = self.hash_dict['roles'].get(role, None)
                 if not temp_hashes:
-                    raise exceptions.InvalidConfiguration(
+                    raise lib_exc.InvalidCredentials(
                         "No credentials with role: %s specified in the "
                         "accounts ""file" % role)
                 hashes.append(temp_hashes)
@@ -174,9 +217,9 @@
         # privlege set which could potentially cause issues on tests where that
         # is not expected. So unless the admin role isn't specified do not
         # allocate admin.
-        admin_hashes = self.hash_dict['roles'].get(CONF.identity.admin_role,
+        admin_hashes = self.hash_dict['roles'].get(self.admin_role,
                                                    None)
-        if ((not roles or CONF.identity.admin_role not in roles) and
+        if ((not roles or self.admin_role not in roles) and
                 admin_hashes):
             useable_hashes = [x for x in hashes if x not in admin_hashes]
         else:
@@ -190,8 +233,8 @@
 
     def _get_creds(self, roles=None):
         if self.use_default_creds:
-            raise exceptions.InvalidConfiguration(
-                "Account file %s doesn't exist" % CONF.auth.test_accounts_file)
+            raise lib_exc.InvalidCredentials(
+                "Account file %s doesn't exist" % self.test_accounts_file)
         useable_hashes = self._get_match_hash_list(roles)
         free_hash = self._get_free_hash(useable_hashes)
         clean_creds = self._sanitize_creds(
@@ -267,7 +310,7 @@
             self.remove_credentials(creds)
 
     def get_admin_creds(self):
-        return self.get_creds_by_roles([CONF.identity.admin_role])
+        return self.get_creds_by_roles([self.admin_role])
 
     def is_role_available(self, role):
         if self.use_default_creds:
@@ -278,7 +321,7 @@
             return False
 
     def admin_available(self):
-        return self.is_role_available(CONF.identity.admin_role)
+        return self.is_role_available(self.admin_role)
 
     def _wrap_creds_with_network(self, hash):
         creds_dict = self.hash_dict['creds'][hash]
@@ -296,7 +339,7 @@
         try:
             network = fixed_network.get_network_from_name(
                 net_name, compute_network_client)
-        except exceptions.InvalidConfiguration:
+        except exceptions.InvalidTestResource:
             network = {}
         net_creds.set_resources(network=network)
         return net_creds
@@ -309,64 +352,3 @@
             if not user_domain_fields.intersection(set(creds_dict.keys())):
                 creds_dict['user_domain_name'] = self.credentials_domain
         return creds_dict
-
-
-class NonLockingCredentialProvider(PreProvisionedCredentialProvider):
-    """Credentials provider which always returns the first and second
-    configured accounts as primary and alt users.
-    This credential provider can be used in case of serial test execution
-    to preserve the current behaviour of the serial tempest run.
-    """
-
-    def _unique_creds(self, cred_arg=None):
-        """Verify that the configured credentials are valid and distinct """
-        try:
-            user = self.get_primary_creds()
-            alt_user = self.get_alt_creds()
-            return getattr(user, cred_arg) != getattr(alt_user, cred_arg)
-        except exceptions.InvalidCredentials as ic:
-            msg = "At least one of the configured credentials is " \
-                  "not valid: %s" % ic.message
-            raise exceptions.InvalidConfiguration(msg)
-
-    def is_multi_user(self):
-        return self._unique_creds('username')
-
-    def is_multi_tenant(self):
-        return self._unique_creds('tenant_id')
-
-    def get_primary_creds(self):
-        if self._creds.get('primary'):
-            return self._creds.get('primary')
-        primary_credential = cred_provider.get_configured_credentials(
-            fill_in=False, credential_type='user',
-            identity_version=self.identity_version)
-        self._creds['primary'] = cred_provider.TestResources(
-            primary_credential)
-        return self._creds['primary']
-
-    def get_alt_creds(self):
-        if self._creds.get('alt'):
-            return self._creds.get('alt')
-        alt_credential = cred_provider.get_configured_credentials(
-            fill_in=False, credential_type='alt_user',
-            identity_version=self.identity_version)
-        self._creds['alt'] = cred_provider.TestResources(
-            alt_credential)
-        return self._creds['alt']
-
-    def clear_creds(self):
-        self._creds = {}
-
-    def get_admin_creds(self):
-        creds = cred_provider.get_configured_credentials(
-            "identity_admin", fill_in=False)
-        self._creds['admin'] = cred_provider.TestResources(creds)
-        return self._creds['admin']
-
-    def get_creds_by_roles(self, roles, force_new=False):
-        msg = "Credentials being specified through the config file can not be"\
-              " used with tests that specify using credentials by roles. "\
-              "Either exclude/skip the tests doing this or use either an "\
-              "test_accounts_file or dynamic credentials."
-        raise exceptions.InvalidConfiguration(msg)
diff --git a/tempest/common/service_client.py b/tempest/common/service_client.py
index 87e925d..b3a5a09 100644
--- a/tempest/common/service_client.py
+++ b/tempest/common/service_client.py
@@ -57,8 +57,7 @@
 
 
 class ResponseBodyData(object):
-    """Class that wraps an http response and string data into a single value.
-    """
+    """Class that wraps an http response and string data into a single value"""
 
     def __init__(self, response, data):
         self.response = response
diff --git a/tempest/common/utils/linux/remote_client.py b/tempest/common/utils/linux/remote_client.py
index 3bead88..025b79f 100644
--- a/tempest/common/utils/linux/remote_client.py
+++ b/tempest/common/utils/linux/remote_client.py
@@ -57,6 +57,7 @@
 
     def validate_authentication(self):
         """Validate ssh connection and authentication
+
            This method raises an Exception when the validation fails.
         """
         self.ssh_client.test_connection_auth()
@@ -94,15 +95,24 @@
         return self.exec_command(cmd)
 
     def ping_host(self, host, count=CONF.compute.ping_count,
-                  size=CONF.compute.ping_size):
+                  size=CONF.compute.ping_size, nic=None):
         addr = netaddr.IPAddress(host)
         cmd = 'ping6' if addr.version == 6 else 'ping'
+        if nic:
+            cmd = 'sudo {cmd} -I {nic}'.format(cmd=cmd, nic=nic)
         cmd += ' -c{0} -w{0} -s{1} {2}'.format(count, size, host)
         return self.exec_command(cmd)
 
-    def get_mac_address(self):
-        cmd = "ip addr | awk '/ether/ {print $2}'"
-        return self.exec_command(cmd)
+    def set_mac_address(self, nic, address):
+        self.set_nic_state(nic=nic, state="down")
+        cmd = "sudo ip link set dev {0} address {1}".format(nic, address)
+        self.exec_command(cmd)
+        self.set_nic_state(nic=nic, state="up")
+
+    def get_mac_address(self, nic=""):
+        show_nic = "show {nic} ".format(nic=nic) if nic else ""
+        cmd = "ip addr %s| awk '/ether/ {print $2}'" % show_nic
+        return self.exec_command(cmd).strip().lower()
 
     def get_nic_name(self, address):
         cmd = "ip -o addr | awk '/%s/ {print $2}'" % address
@@ -120,8 +130,8 @@
         )
         return self.exec_command(cmd)
 
-    def turn_nic_on(self, nic):
-        cmd = "sudo ip link set {nic} up".format(nic=nic)
+    def set_nic_state(self, nic, state="up"):
+        cmd = "sudo ip link set {nic} {state}".format(nic=nic, state=state)
         return self.exec_command(cmd)
 
     def get_pids(self, pr_name):
diff --git a/tempest/common/validation_resources.py b/tempest/common/validation_resources.py
index debc200..1908b68 100644
--- a/tempest/common/validation_resources.py
+++ b/tempest/common/validation_resources.py
@@ -58,7 +58,7 @@
             validation_data['security_group'] = \
                 create_ssh_security_group(os, add_rule)
         if validation_resources['floating_ip']:
-            floating_client = os.floating_ips_client
+            floating_client = os.compute_floating_ips_client
             validation_data.update(floating_client.create_floating_ip())
     return validation_data
 
@@ -100,7 +100,7 @@
                 if not has_exception:
                     has_exception = exc
         if 'floating_ip' in validation_data:
-            floating_client = os.floating_ips_client
+            floating_client = os.compute_floating_ips_client
             fip_id = validation_data['floating_ip']['id']
             try:
                 floating_client.delete_floating_ip(fip_id)
diff --git a/tempest/config.py b/tempest/config.py
index 0cda018..26dda2d 100644
--- a/tempest/config.py
+++ b/tempest/config.py
@@ -237,10 +237,6 @@
     cfg.StrOpt('image_ssh_password',
                default="password",
                help="Password used to authenticate to an instance."),
-    cfg.StrOpt('image_alt_ssh_user',
-               default="root",
-               help="User name used to authenticate to an instance using "
-                    "the alternate image."),
     cfg.IntOpt('build_interval',
                default=1,
                help="Time in seconds between build status checks."),
@@ -255,6 +251,7 @@
                     "when sshing to a guest."),
     cfg.StrOpt('ssh_auth_method',
                default='keypair',
+               choices=('keypair', 'configured', 'adminpass', 'disabled'),
                help="Auth method used for authenticate to the instance. "
                     "Valid choices are: keypair, configured, adminpass "
                     "and disabled. "
@@ -264,6 +261,7 @@
                     "Disabled: avoid using ssh when it is an option."),
     cfg.StrOpt('ssh_connect_method',
                default='floating',
+               choices=('fixed', 'floating'),
                help="How to connect to the instance? "
                     "fixed: using the first ip belongs the fixed network "
                     "floating: creating and using a floating ip."),
@@ -330,13 +328,35 @@
                help='Unallocated floating IP range, which will be used to '
                     'test the floating IP bulk feature for CRUD operation. '
                     'This block must not overlap an existing floating IP '
-                    'pool.')
+                    'pool.'),
+    cfg.IntOpt('min_compute_nodes',
+               default=1,
+               help=('The minimum number of compute nodes expected. This will '
+                     'be utilized by some multinode specific tests to ensure '
+                     'that requests match the expected size of the cluster '
+                     'you are testing with.'))
 ]
 
 compute_features_group = cfg.OptGroup(name='compute-feature-enabled',
                                       title="Enabled Compute Service Features")
 
 ComputeFeaturesGroup = [
+    cfg.StrOpt('min_microversion',
+               default=None,
+               help="Lower version of the test target microversion range. "
+                    "The format is 'X.Y', where 'X' and 'Y' are int values. "
+                    "Tempest selects tests based on the range between "
+                    "min_microversion and max_microversion. "
+                    "If both values are None, Tempest avoids tests which "
+                    "require a microversion."),
+    cfg.StrOpt('max_microversion',
+               default=None,
+               help="Upper version of the test target microversion range. "
+                    "The format is 'X.Y', where 'X' and 'Y' are int values. "
+                    "Tempest selects tests based on the range between "
+                    "min_microversion and max_microversion. "
+                    "If both values are None, Tempest avoids tests which "
+                    "require a microversion."),
     cfg.BoolOpt('disk_config',
                 default=True,
                 help="If false, skip disk config tests"),
@@ -718,11 +738,21 @@
                         'publicURL', 'adminURL', 'internalURL'],
                help="The endpoint type to use for the volume service."),
     cfg.StrOpt('backend1_name',
-               default='BACKEND_1',
-               help="Name of the backend1 (must be declared in cinder.conf)"),
+               default='',
+               help='Name of the backend1 (must be declared in cinder.conf)',
+               deprecated_for_removal=True),
     cfg.StrOpt('backend2_name',
-               default='BACKEND_2',
-               help="Name of the backend2 (must be declared in cinder.conf)"),
+               default='',
+               help='Name of the backend2 (must be declared in cinder.conf)',
+               deprecated_for_removal=True),
+    cfg.ListOpt('backend_names',
+                default=['BACKEND_1', 'BACKEND_2'],
+                help='A list of backend names seperated by comma .'
+                     'The backend name must be declared in cinder.conf',
+                deprecated_opts=[cfg.DeprecatedOpt('BACKEND_1',
+                                                   group='volume'),
+                                 cfg.DeprecatedOpt('BACKEND_2',
+                                                   group='volume')]),
     cfg.StrOpt('storage_protocol',
                default='iSCSI',
                help='Backend protocol to target when creating volume types'),
@@ -913,6 +943,20 @@
                      "notification tests")
 ]
 
+alarming_group = cfg.OptGroup(name='alarming',
+                              title='Alarming Service Options')
+
+AlarmingGroup = [
+    cfg.StrOpt('catalog_type',
+               default='alarming',
+               help="Catalog type of the Alarming service."),
+    cfg.StrOpt('endpoint_type',
+               default='publicURL',
+               choices=['public', 'admin', 'internal',
+                        'publicURL', 'adminURL', 'internalURL'],
+               help="The endpoint type to use for the alarming service."),
+]
+
 
 telemetry_feature_group = cfg.OptGroup(name='telemetry-feature-enabled',
                                        title='Enabled Ceilometer Features')
@@ -1123,6 +1167,9 @@
     cfg.BoolOpt('ceilometer',
                 default=True,
                 help="Whether or not Ceilometer is expected to be available"),
+    cfg.BoolOpt('aodh',
+                default=False,
+                help="Whether or not Aodh is expected to be available"),
     cfg.BoolOpt('horizon',
                 default=True,
                 help="Whether or not Horizon is expected to be available"),
@@ -1269,6 +1316,7 @@
     (orchestration_group, OrchestrationGroup),
     (telemetry_group, TelemetryGroup),
     (telemetry_feature_group, TelemetryFeaturesGroup),
+    (alarming_group, AlarmingGroup),
     (dashboard_group, DashboardGroup),
     (data_processing_group, DataProcessingGroup),
     (data_processing_feature_group, DataProcessingFeaturesGroup),
diff --git a/tempest/exceptions.py b/tempest/exceptions.py
index b3d60f6..8537898 100644
--- a/tempest/exceptions.py
+++ b/tempest/exceptions.py
@@ -17,8 +17,7 @@
 
 
 class TempestException(Exception):
-    """
-    Base Tempest Exception
+    """Base Tempest Exception
 
     To correctly use this class, inherit from it and define
     a 'message' property. That message will get printf'd
@@ -140,6 +139,13 @@
     message = "%(num)d cleanUp operation failed"
 
 
+# NOTE(andreaf) This exception is added here to facilitate the migration
+# of get_network_from_name and preprov_creds to tempest-lib, and it should
+# be migrated along with them
+class InvalidTestResource(TempestException):
+    message = "%(name) is not a valid %(type), or the name is ambiguous"
+
+
 class RFCViolation(RestClientException):
     message = "RFC Violation"
 
@@ -170,6 +176,11 @@
     message = "Invalid structure of table with details"
 
 
+class InvalidAPIVersionString(TempestException):
+    msg_fmt = ("API Version String %(version)s is of invalid format. Must "
+               "be of format MajorNum.MinorNum.")
+
+
 class CommandFailed(Exception):
     def __init__(self, returncode, cmd, output, stderr):
         super(CommandFailed, self).__init__()
diff --git a/tempest/hacking/checks.py b/tempest/hacking/checks.py
index 06ca09b..1dad3ba 100644
--- a/tempest/hacking/checks.py
+++ b/tempest/hacking/checks.py
@@ -30,6 +30,10 @@
 RAND_NAME_HYPHEN_RE = re.compile(r".*rand_name\(.+[\-\_][\"\']\)")
 mutable_default_args = re.compile(r"^\s*def .+\((.+=\{\}|.+=\[\])")
 TESTTOOLS_SKIP_DECORATOR = re.compile(r'\s*@testtools\.skip\((.*)\)')
+METHOD = re.compile(r"^    def .+")
+METHOD_GET_RESOURCE = re.compile(r"^\s*def (list|show)\_.+")
+METHOD_DELETE_RESOURCE = re.compile(r"^\s*def delete_.+")
+CLASS = re.compile(r"^class .+")
 
 
 def import_no_clients_in_api_and_scenario_tests(physical_line, filename):
@@ -143,6 +147,81 @@
                "decorators.skip_because from tempest-lib")
 
 
+def _common_service_clients_check(logical_line, physical_line, filename,
+                                  ignored_list_file=None):
+    if 'tempest/services/' not in filename:
+        return False
+
+    if ignored_list_file is not None:
+        ignored_list = []
+        with open('tempest/hacking/' + ignored_list_file) as f:
+            for line in f:
+                ignored_list.append(line.strip())
+
+        if filename in ignored_list:
+            return False
+
+    if not METHOD.match(physical_line):
+        return False
+
+    if pep8.noqa(physical_line):
+        return False
+
+    return True
+
+
+def get_resources_on_service_clients(logical_line, physical_line, filename,
+                                     line_number, lines):
+    """Check that service client names of GET should be consistent
+
+    T110
+    """
+    if not _common_service_clients_check(logical_line, physical_line,
+                                         filename, 'ignored_list_T110.txt'):
+        return
+
+    for line in lines[line_number:]:
+        if METHOD.match(line) or CLASS.match(line):
+            # the end of a method
+            return
+
+        if 'self.get(' not in line:
+            continue
+
+        if METHOD_GET_RESOURCE.match(logical_line):
+            return
+
+        msg = ("T110: [GET /resources] methods should be list_<resource name>s"
+               " or show_<resource name>")
+        yield (0, msg)
+
+
+def delete_resources_on_service_clients(logical_line, physical_line, filename,
+                                        line_number, lines):
+    """Check that service client names of DELETE should be consistent
+
+    T111
+    """
+    if not _common_service_clients_check(logical_line, physical_line,
+                                         filename, 'ignored_list_T111.txt'):
+        return
+
+    for line in lines[line_number:]:
+        if METHOD.match(line) or CLASS.match(line):
+            # the end of a method
+            return
+
+        if 'self.delete(' not in line:
+            continue
+
+        if METHOD_DELETE_RESOURCE.match(logical_line):
+            return
+
+        msg = ("T111: [DELETE /resources/<id>] methods should be "
+               "delete_<resource name>")
+        yield (0, msg)
+
+
 def factory(register):
     register(import_no_clients_in_api_and_scenario_tests)
     register(scenario_tests_need_service_tags)
@@ -152,3 +231,5 @@
     register(no_hyphen_at_end_of_rand_name)
     register(no_mutable_default_args)
     register(no_testtools_skip_decorator)
+    register(get_resources_on_service_clients)
+    register(delete_resources_on_service_clients)
diff --git a/tempest/hacking/ignored_list_T110.txt b/tempest/hacking/ignored_list_T110.txt
new file mode 100644
index 0000000..211a7d6
--- /dev/null
+++ b/tempest/hacking/ignored_list_T110.txt
@@ -0,0 +1,12 @@
+./tempest/services/database/json/flavors_client.py
+./tempest/services/identity/v3/json/credentials_client.py
+./tempest/services/identity/v3/json/identity_client.py
+./tempest/services/identity/v3/json/policy_client.py
+./tempest/services/identity/v3/json/region_client.py
+./tempest/services/messaging/json/messaging_client.py
+./tempest/services/object_storage/object_client.py
+./tempest/services/telemetry/json/alarming_client.py
+./tempest/services/telemetry/json/telemetry_client.py
+./tempest/services/volume/base/base_qos_client.py
+./tempest/services/volume/base/base_backups_client.py
+./tempest/services/baremetal/base.py
diff --git a/tempest/hacking/ignored_list_T111.txt b/tempest/hacking/ignored_list_T111.txt
new file mode 100644
index 0000000..8017e76
--- /dev/null
+++ b/tempest/hacking/ignored_list_T111.txt
@@ -0,0 +1 @@
+./tempest/services/baremetal/base.py
diff --git a/tempest/manager.py b/tempest/manager.py
index d7c3128..9904aa6 100644
--- a/tempest/manager.py
+++ b/tempest/manager.py
@@ -23,30 +23,25 @@
 
 
 class Manager(object):
-
-    """
-    Base manager class
+    """Base manager class
 
     Manager objects are responsible for providing a configuration object
     and a client object for a test case to use in performing actions.
     """
 
-    def __init__(self, credentials=None):
-        """
-        We allow overriding of the credentials used within the various
-        client classes managed by the Manager object. Left as None, the
-        standard username/password/tenant_name[/domain_name] is used.
+    def __init__(self, credentials):
+        """Initialization of base manager class
 
-        :param credentials: Override of the credentials
+        Credentials to be used within the various client classes managed by the
+        Manager object must be defined.
+
+        :param credentials: type Credentials or TestResources
         """
-        self.auth_version = CONF.identity.auth_version
-        if credentials is None:
-            self.credentials = cred_provider.get_configured_credentials('user')
-        else:
-            self.credentials = credentials
+        self.credentials = credentials
         # Check if passed or default credentials are valid
         if not self.credentials.is_valid():
             raise exceptions.InvalidCredentials()
+        self.auth_version = CONF.identity.auth_version
         # Tenant isolation creates TestResources, but
         # PreProvisionedCredentialProvider and some tests create Credentials
         if isinstance(credentials, cred_provider.TestResources):
diff --git a/tempest/scenario/manager.py b/tempest/scenario/manager.py
index 9ecb883..24877f4 100644
--- a/tempest/scenario/manager.py
+++ b/tempest/scenario/manager.py
@@ -23,7 +23,7 @@
 from tempest_lib.common.utils import misc as misc_utils
 from tempest_lib import exceptions as lib_exc
 
-from tempest.common import fixed_network
+from tempest.common import compute
 from tempest.common.utils import data_utils
 from tempest.common.utils.linux import remote_client
 from tempest.common import waiters
@@ -47,7 +47,8 @@
         super(ScenarioTest, cls).setup_clients()
         # Clients (in alphabetical order)
         cls.flavors_client = cls.manager.flavors_client
-        cls.floating_ips_client = cls.manager.floating_ips_client
+        cls.compute_floating_ips_client = (
+            cls.manager.compute_floating_ips_client)
         # Glance image client v1
         cls.image_client = cls.manager.image_client
         # Compute image client
@@ -62,7 +63,9 @@
         # Neutron network client
         cls.network_client = cls.manager.network_client
         cls.networks_client = cls.manager.networks_client
+        cls.ports_client = cls.manager.ports_client
         cls.subnets_client = cls.manager.subnets_client
+        cls.floating_ips_client = cls.manager.floating_ips_client
         # Heat client
         cls.orchestration_client = cls.manager.orchestration_client
 
@@ -129,14 +132,13 @@
         self.cleanup_waits.append(wait_dict)
 
     def _wait_for_cleanups(self):
-        """To handle async delete actions, a list of waits is added
-        which will be iterated over as the last step of clearing the
-        cleanup queue. That way all the delete calls are made up front
-        and the tests won't succeed unless the deletes are eventually
-        successful. This is the same basic approach used in the api tests to
-        limit cleanup execution time except here it is multi-resource,
-        because of the nature of the scenario tests.
-        """
+        # To handle async delete actions, a list of waits is added
+        # which will be iterated over as the last step of clearing the
+        # cleanup queue. That way all the delete calls are made up front
+        # and the tests won't succeed unless the deletes are eventually
+        # successful. This is the same basic approach used in the api tests to
+        # limit cleanup execution time except here it is multi-resource,
+        # because of the nature of the scenario tests.
         for wait in self.cleanup_waits:
             waiter_callable = wait.pop('waiter_callable')
             waiter_callable(**wait)
@@ -156,52 +158,100 @@
         return body['keypair']
 
     def create_server(self, name=None, image=None, flavor=None,
-                      wait_on_boot=True, wait_on_delete=True,
-                      create_kwargs=None):
-        """Creates VM instance.
+                      validatable=False, wait_until=None,
+                      wait_on_delete=True, clients=None, **kwargs):
+        """Wrapper utility that returns a test server.
 
-        @param image: image from which to create the instance
-        @param wait_on_boot: wait for status ACTIVE before continue
-        @param wait_on_delete: force synchronous delete on cleanup
-        @param create_kwargs: additional details for instance creation
-        @return: server dict
+        This wrapper utility calls the common create test server and
+        returns a test server. The purpose of this wrapper is to minimize
+        the impact on the code of the tests already using this
+        function.
         """
-        if name is None:
-            name = data_utils.rand_name(self.__class__.__name__)
-        if image is None:
-            image = CONF.compute.image_ref
-        if flavor is None:
-            flavor = CONF.compute.flavor_ref
-        if create_kwargs is None:
-            create_kwargs = {}
-        network = self.get_tenant_network()
-        create_kwargs = fixed_network.set_networks_kwarg(network,
-                                                         create_kwargs)
 
-        LOG.debug("Creating a server (name: %s, image: %s, flavor: %s)",
-                  name, image, flavor)
-        server = self.servers_client.create_server(name=name, imageRef=image,
-                                                   flavorRef=flavor,
-                                                   **create_kwargs)['server']
+        # NOTE(jlanoux): As a first step, ssh checks in the scenario
+        # tests need to be run regardless of the run_validation and
+        # validatable parameters and thus until the ssh validation job
+        # becomes voting in CI. The test resources management and IP
+        # association are taken care of in the scenario tests.
+        # Therefore, the validatable parameter is set to false in all
+        # those tests. In this way create_server just return a standard
+        # server and the scenario tests always perform ssh checks.
+
+        # Needed for the cross_tenant_traffic test:
+        if clients is None:
+            clients = self.manager
+
+        vnic_type = CONF.network.port_vnic_type
+
+        # If vnic_type is configured create port for
+        # every network
+        if vnic_type:
+            ports = []
+            networks = []
+            create_port_body = {'binding:vnic_type': vnic_type,
+                                'namestart': 'port-smoke'}
+            if kwargs:
+                # Convert security group names to security group ids
+                # to pass to create_port
+                if 'security_groups' in kwargs:
+                    security_groups =\
+                        clients.network_client.list_security_groups(
+                        ).get('security_groups')
+                    sec_dict = dict([(s['name'], s['id'])
+                                    for s in security_groups])
+
+                    sec_groups_names = [s['name'] for s in kwargs.pop(
+                        'security_groups')]
+                    security_groups_ids = [sec_dict[s]
+                                           for s in sec_groups_names]
+
+                    if security_groups_ids:
+                        create_port_body[
+                            'security_groups'] = security_groups_ids
+                networks = kwargs.pop('networks')
+
+            # If there are no networks passed to us we look up
+            # for the tenant's private networks and create a port
+            # if there is only one private network. The same behaviour
+            # as we would expect when passing the call to the clients
+            # with no networks
+            if not networks:
+                networks = clients.networks_client.list_networks(
+                    filters={'router:external': False})
+                self.assertEqual(1, len(networks),
+                                 "There is more than one"
+                                 " network for the tenant")
+            for net in networks:
+                net_id = net['uuid']
+                port = self._create_port(network_id=net_id,
+                                         client=clients.ports_client,
+                                         **create_port_body)
+                ports.append({'port': port.id})
+            if ports:
+                kwargs['networks'] = ports
+            self.ports = ports
+
+        tenant_network = self.get_tenant_network()
+
+        body, servers = compute.create_test_server(
+            clients,
+            tenant_network=tenant_network,
+            wait_until=wait_until,
+            **kwargs)
+
+        # TODO(jlanoux) Move wait_on_delete in compute.py
         if wait_on_delete:
             self.addCleanup(waiters.wait_for_server_termination,
-                            self.servers_client,
-                            server['id'])
+                            clients.servers_client,
+                            body['id'])
+
         self.addCleanup_with_wait(
             waiter_callable=waiters.wait_for_server_termination,
-            thing_id=server['id'], thing_id_param='server_id',
+            thing_id=body['id'], thing_id_param='server_id',
             cleanup_callable=self.delete_wrapper,
-            cleanup_args=[self.servers_client.delete_server, server['id']],
-            waiter_client=self.servers_client)
-        if wait_on_boot:
-            waiters.wait_for_server_status(self.servers_client,
-                                           server_id=server['id'],
-                                           status='ACTIVE')
-        # The instance retrieved on creation is missing network
-        # details, necessitating retrieval after it becomes active to
-        # ensure correct details.
-        server = self.servers_client.show_server(server['id'])['server']
-        self.assertEqual(server['name'], name)
+            cleanup_args=[clients.servers_client.delete_server, body['id']],
+            waiter_client=clients.servers_client)
+        server = clients.servers_client.show_server(body['id'])['server']
         return server
 
     def create_volume(self, size=None, name=None, snapshot_id=None,
@@ -319,7 +369,7 @@
             username = CONF.scenario.ssh_user
         # Set this with 'keypair' or others to log in with keypair or
         # username/password.
-        if CONF.compute.ssh_auth_method == 'keypair':
+        if CONF.validation.auth_method == 'keypair':
             password = None
             if private_key is None:
                 private_key = self.keypair['private_key']
@@ -379,20 +429,22 @@
                   (img_path, img_container_format, img_disk_format,
                    img_properties, ami_img_path, ari_img_path, aki_img_path))
         try:
-            self.image = self._image_create('scenario-img',
-                                            img_container_format,
-                                            img_path,
-                                            disk_format=img_disk_format,
-                                            properties=img_properties)
+            image = self._image_create('scenario-img',
+                                       img_container_format,
+                                       img_path,
+                                       disk_format=img_disk_format,
+                                       properties=img_properties)
         except IOError:
             LOG.debug("A qcow2 image was not found. Try to get a uec image.")
             kernel = self._image_create('scenario-aki', 'aki', aki_img_path)
             ramdisk = self._image_create('scenario-ari', 'ari', ari_img_path)
             properties = {'kernel_id': kernel, 'ramdisk_id': ramdisk}
-            self.image = self._image_create('scenario-ami', 'ami',
-                                            path=ami_img_path,
-                                            properties=properties)
-        LOG.debug("image:%s" % self.image)
+            image = self._image_create('scenario-ami', 'ami',
+                                       path=ami_img_path,
+                                       properties=properties)
+        LOG.debug("image:%s" % image)
+
+        return image
 
     def _log_console_output(self, servers=None):
         if not CONF.compute_feature_enabled.console_output:
@@ -450,21 +502,21 @@
                   image_name, server['name'])
         return snapshot_image
 
-    def nova_volume_attach(self):
+    def nova_volume_attach(self, server, volume_to_attach):
         volume = self.servers_client.attach_volume(
-            self.server['id'], volumeId=self.volume['id'], device='/dev/%s'
+            server['id'], volumeId=volume_to_attach['id'], device='/dev/%s'
             % CONF.compute.volume_device_name)['volumeAttachment']
-        self.assertEqual(self.volume['id'], volume['id'])
+        self.assertEqual(volume_to_attach['id'], volume['id'])
         self.volumes_client.wait_for_volume_status(volume['id'], 'in-use')
-        # Refresh the volume after the attachment
-        self.volume = self.volumes_client.show_volume(volume['id'])['volume']
 
-    def nova_volume_detach(self):
-        self.servers_client.detach_volume(self.server['id'], self.volume['id'])
-        self.volumes_client.wait_for_volume_status(self.volume['id'],
-                                                   'available')
+        # Return the updated volume after the attachment
+        return self.volumes_client.show_volume(volume['id'])['volume']
 
-        volume = self.volumes_client.show_volume(self.volume['id'])['volume']
+    def nova_volume_detach(self, server, volume):
+        self.servers_client.detach_volume(server['id'], volume['id'])
+        self.volumes_client.wait_for_volume_status(volume['id'], 'available')
+
+        volume = self.volumes_client.show_volume(volume['id'])['volume']
         self.assertEqual('available', volume['status'])
 
     def rebuild_server(self, server_id, image=None,
@@ -487,7 +539,7 @@
 
     def ping_ip_address(self, ip_address, should_succeed=True,
                         ping_timeout=None):
-        timeout = ping_timeout or CONF.compute.ping_timeout
+        timeout = ping_timeout or CONF.validation.ping_timeout
         cmd = ['ping', '-c1', '-w1', ip_address]
 
         def ping():
@@ -517,7 +569,8 @@
                               username=None,
                               private_key=None,
                               should_connect=True):
-        """
+        """Check server connectivity
+
         :param ip_address: server to test against
         :param username: server's ssh username
         :param private_key: server's ssh private key to be used
@@ -560,16 +613,14 @@
             raise
 
     def create_floating_ip(self, thing, pool_name=None):
-        """Creates a floating IP and associates to a server using
-        Nova clients
-        """
+        """Create a floating IP and associates to a server on Nova"""
 
-        floating_ip = (self.floating_ips_client.create_floating_ip(pool_name)
-                       ['floating_ip'])
+        floating_ip = (self.compute_floating_ips_client.
+                       create_floating_ip(pool=pool_name)['floating_ip'])
         self.addCleanup(self.delete_wrapper,
-                        self.floating_ips_client.delete_floating_ip,
+                        self.compute_floating_ips_client.delete_floating_ip,
                         floating_ip['id'])
-        self.floating_ips_client.associate_floating_ip_to_server(
+        self.compute_floating_ips_client.associate_floating_ip_to_server(
             floating_ip['ip'], thing['id'])
         return floating_ip
 
@@ -600,9 +651,17 @@
             ssh_client.umount(mount_path)
         return timestamp
 
+    def get_server_or_ip(self, server):
+        if CONF.validation.connect_method == 'floating':
+            ip = self.create_floating_ip(server)['ip']
+        else:
+            ip = server
+        return ip
+
 
 class NetworkScenarioTest(ScenarioTest):
     """Base class for network scenario tests.
+
     This class provide helpers for network scenario tests, using the neutron
     API. Helpers from ancestor which use the nova network API are overridden
     with the neutron API.
@@ -661,7 +720,7 @@
 
     def _list_ports(self, *args, **kwargs):
         """List ports using admin creds """
-        ports_list = self.admin_manager.network_client.list_ports(
+        ports_list = self.admin_manager.ports_client.list_ports(
             *args, **kwargs)
         return ports_list['ports']
 
@@ -673,9 +732,9 @@
 
     def _create_subnet(self, network, client=None, subnets_client=None,
                        namestart='subnet-smoke', **kwargs):
-        """
-        Create a subnet for the given network within the cidr block
-        configured for tenant networks.
+        """Create a subnet for the given network
+
+        within the cidr block configured for tenant networks.
         """
         if not client:
             client = self.network_client
@@ -683,9 +742,10 @@
             subnets_client = self.subnets_client
 
         def cidr_in_use(cidr, tenant_id):
-            """
-            :return True if subnet with cidr already exist in tenant
-                False else
+            """Check cidr existence
+
+            :returns: True if subnet with cidr already exist in tenant
+                  False else
             """
             cidr_in_use = self._list_subnets(tenant_id=tenant_id, cidr=cidr)
             return len(cidr_in_use) != 0
@@ -735,14 +795,14 @@
     def _create_port(self, network_id, client=None, namestart='port-quotatest',
                      **kwargs):
         if not client:
-            client = self.network_client
+            client = self.ports_client
         name = data_utils.rand_name(namestart)
         result = client.create_port(
             name=name,
             network_id=network_id,
             **kwargs)
         self.assertIsNotNone(result, 'Unable to allocate port')
-        port = net_resources.DeletablePort(client=client,
+        port = net_resources.DeletablePort(ports_client=client,
                                            **result['port'])
         self.addCleanup(self.delete_wrapper, port.delete)
         return port
@@ -757,6 +817,8 @@
                     for fxip in p["fixed_ips"]
                     if netaddr.valid_ipv4(fxip["ip_address"])]
 
+        self.assertNotEqual(0, len(port_map),
+                            "No IPv4 addresses found in: %s" % ports)
         self.assertEqual(len(port_map), 1,
                          "Found multiple IPv4 addresses: %s. "
                          "Unable to determine which port to target."
@@ -771,13 +833,11 @@
 
     def create_floating_ip(self, thing, external_network_id=None,
                            port_id=None, client=None):
-        """Creates a floating IP and associates to a resource/port using
-        Neutron client
-        """
+        """Create a floating IP and associates to a resource/port on Neutron"""
         if not external_network_id:
             external_network_id = CONF.network.public_network_id
         if not client:
-            client = self.network_client
+            client = self.floating_ips_client
         if not port_id:
             port_id, ip4 = self._get_server_port_id_and_ip4(thing)
         else:
@@ -801,9 +861,7 @@
         return floating_ip
 
     def _disassociate_floating_ip(self, floating_ip):
-        """
-        :param floating_ip: type DeletableFloatingIp
-        """
+        """:param floating_ip: type DeletableFloatingIp"""
         floating_ip.update(port_id=None)
         self.assertIsNone(floating_ip.port_id)
         return floating_ip
@@ -855,19 +913,20 @@
             self._log_net_info(e)
             raise
 
-    def _check_remote_connectivity(self, source, dest, should_succeed=True):
-        """
-        check ping server via source ssh connection
+    def _check_remote_connectivity(self, source, dest, should_succeed=True,
+                                   nic=None):
+        """check ping server via source ssh connection
 
         :param source: RemoteClient: an ssh connection from which to ping
         :param dest: and IP to ping against
         :param should_succeed: boolean should ping succeed or not
+        :param nic: specific network interface to ping from
         :returns: boolean -- should_succeed == ping
         :returns: ping is false if ping failed
         """
         def ping_remote():
             try:
-                source.ping_host(dest)
+                source.ping_host(dest, nic=nic)
             except lib_exc.SSHExecCommandFailed:
                 LOG.warn('Failed to ping IP: %s via a ssh connection from: %s.'
                          % (dest, source.ssh_client.host))
@@ -875,7 +934,7 @@
             return should_succeed
 
         return tempest.test.call_until_true(ping_remote,
-                                            CONF.compute.ping_timeout,
+                                            CONF.validation.ping_timeout,
                                             1)
 
     def _create_security_group(self, client=None, tenant_id=None,
@@ -988,7 +1047,9 @@
         return sg_rule
 
     def _create_loginable_secgroup_rule(self, client=None, secgroup=None):
-        """These rules are intended to permit inbound ssh and icmp
+        """Create loginable security group rule
+
+        These rules are intended to permit inbound ssh and icmp
         traffic from all sources, so no group_id is provided.
         Setting a group_id would only permit traffic from ports
         belonging to the same security group.
@@ -1124,69 +1185,6 @@
             subnet.add_to_router(router.id)
         return network, subnet, router
 
-    def create_server(self, name=None, image=None, flavor=None,
-                      wait_on_boot=True, wait_on_delete=True,
-                      network_client=None, networks_client=None,
-                      create_kwargs=None):
-        if network_client is None:
-            network_client = self.network_client
-        if networks_client is None:
-            networks_client = self.networks_client
-
-        vnic_type = CONF.network.port_vnic_type
-
-        # If vnic_type is configured create port for
-        # every network
-        if vnic_type:
-            ports = []
-            networks = []
-            create_port_body = {'binding:vnic_type': vnic_type,
-                                'namestart': 'port-smoke'}
-            if create_kwargs:
-                # Convert security group names to security group ids
-                # to pass to create_port
-                if create_kwargs.get('security_groups'):
-                    security_groups = network_client.list_security_groups(
-                        ).get('security_groups')
-                    sec_dict = dict([(s['name'], s['id'])
-                                    for s in security_groups])
-
-                    sec_groups_names = [s['name'] for s in create_kwargs.get(
-                        'security_groups')]
-                    security_groups_ids = [sec_dict[s]
-                                           for s in sec_groups_names]
-
-                    if security_groups_ids:
-                        create_port_body[
-                            'security_groups'] = security_groups_ids
-                networks = create_kwargs.get('networks')
-
-            # If there are no networks passed to us we look up
-            # for the tenant's private networks and create a port
-            # if there is only one private network. The same behaviour
-            # as we would expect when passing the call to the clients
-            # with no networks
-            if not networks:
-                networks = networks_client.list_networks(filters={
-                    'router:external': False})
-                self.assertEqual(1, len(networks),
-                                 "There is more than one"
-                                 " network for the tenant")
-            for net in networks:
-                net_id = net['uuid']
-                port = self._create_port(network_id=net_id,
-                                         client=network_client,
-                                         **create_port_body)
-                ports.append({'port': port.id})
-            if ports:
-                create_kwargs['networks'] = ports
-            self.ports = ports
-
-        return super(NetworkScenarioTest, self).create_server(
-            name=name, image=image, flavor=flavor,
-            wait_on_boot=wait_on_boot, wait_on_delete=wait_on_delete,
-            create_kwargs=create_kwargs)
-
 
 # power/provision states as of icehouse
 class BaremetalPowerStates(object):
@@ -1309,11 +1307,8 @@
         dest.validate_authentication()
 
     def boot_instance(self):
-        create_kwargs = {
-            'key_name': self.keypair['name']
-        }
         self.instance = self.create_server(
-            wait_on_boot=False, create_kwargs=create_kwargs)
+            key_name=self.keypair['name'])
 
         self.wait_node(self.instance['id'])
         self.node = self.get_node(instance_id=self.instance['id'])
@@ -1347,9 +1342,7 @@
 
 
 class EncryptionScenarioTest(ScenarioTest):
-    """
-    Base class for encryption scenario tests
-    """
+    """Base class for encryption scenario tests"""
 
     credentials = ['primary', 'admin']
 
@@ -1361,16 +1354,6 @@
         else:
             cls.admin_volume_types_client = cls.os_adm.volume_types_v2_client
 
-    def _wait_for_volume_status(self, status):
-        self.status_timeout(
-            self.volume_client.volumes, self.volume.id, status)
-
-    def nova_boot(self):
-        self.keypair = self.create_keypair()
-        create_kwargs = {'key_name': self.keypair['name']}
-        self.server = self.create_server(image=self.image,
-                                         create_kwargs=create_kwargs)
-
     def create_volume_type(self, client=None, name=None):
         if not client:
             client = self.admin_volume_types_client
@@ -1399,8 +1382,7 @@
 
 
 class ObjectStorageScenarioTest(ScenarioTest):
-    """
-    Provide harness to do Object Storage scenario tests.
+    """Provide harness to do Object Storage scenario tests.
 
     Subclasses implement the tests that use the methods provided by this
     class.
@@ -1468,10 +1450,8 @@
     def list_and_check_container_objects(self, container_name,
                                          present_obj=None,
                                          not_present_obj=None):
-        """
-        List objects for a given container and assert which are present and
-        which are not.
-        """
+        # List objects for a given container and assert which are present and
+        # which are not.
         if present_obj is None:
             present_obj = []
         if not_present_obj is None:
diff --git a/tempest/scenario/test_aggregates_basic_ops.py b/tempest/scenario/test_aggregates_basic_ops.py
index 22d2603..62c0262 100644
--- a/tempest/scenario/test_aggregates_basic_ops.py
+++ b/tempest/scenario/test_aggregates_basic_ops.py
@@ -25,8 +25,8 @@
 
 
 class TestAggregatesBasicOps(manager.ScenarioTest):
-    """
-    Creates an aggregate within an availability zone
+    """Creates an aggregate within an availability zone
+
     Adds a host to the aggregate
     Checks aggregate details
     Updates aggregate's name
diff --git a/tempest/scenario/test_baremetal_basic_ops.py b/tempest/scenario/test_baremetal_basic_ops.py
index c0b5a44..9415629 100644
--- a/tempest/scenario/test_baremetal_basic_ops.py
+++ b/tempest/scenario/test_baremetal_basic_ops.py
@@ -26,9 +26,9 @@
 
 
 class BaremetalBasicOps(manager.BaremetalScenarioTest):
-    """
-    This smoke test tests the pxe_ssh Ironic driver.  It follows this basic
-    set of operations:
+    """This smoke test tests the pxe_ssh Ironic driver.
+
+    It follows this basic set of operations:
         * Creates a keypair
         * Boots an instance using the keypair
         * Monitors the associated Ironic node for power and
@@ -63,15 +63,6 @@
             server_id=self.instance['id'],
             status='ACTIVE')
 
-    def create_remote_file(self, client, filename):
-        """Create a file on the remote client connection.
-
-        After creating the file, force a filesystem sync. Otherwise,
-        if we issue a rebuild too quickly, the file may not exist.
-        """
-        client.exec_command('sudo touch ' + filename)
-        client.exec_command('sync')
-
     def verify_partition(self, client, label, mount, gib_size):
         """Verify a labeled partition's mount point and size."""
         LOG.info("Looking for partition %s mounted on %s" % (label, mount))
@@ -107,17 +98,10 @@
             return None
         return int(ephemeral)
 
-    def add_floating_ip(self):
-        floating_ip = (self.floating_ips_client.create_floating_ip()
-                       ['floating_ip'])
-        self.floating_ips_client.associate_floating_ip_to_server(
-            floating_ip['ip'], self.instance['id'])
-        return floating_ip['ip']
-
     def validate_ports(self):
         for port in self.get_ports(self.node['uuid']):
             n_port_id = port['extra']['vif_port_id']
-            body = self.network_client.show_port(n_port_id)
+            body = self.ports_client.show_port(n_port_id)
             n_port = body['port']
             self.assertEqual(n_port['device_id'], self.instance['id'])
             self.assertEqual(n_port['mac_address'], port['address'])
@@ -125,13 +109,12 @@
     @test.idempotent_id('549173a5-38ec-42bb-b0e2-c8b9f4a08943')
     @test.services('baremetal', 'compute', 'image', 'network')
     def test_baremetal_server_ops(self):
-        test_filename = '/mnt/rebuild_test.txt'
         self.add_keypair()
         self.boot_instance()
         self.validate_ports()
         self.verify_connectivity()
-        if CONF.compute.ssh_connect_method == 'floating':
-            floating_ip = self.add_floating_ip()
+        if CONF.validation.connect_method == 'floating':
+            floating_ip = self.create_floating_ip(self.instance)['ip']
             self.verify_connectivity(ip=floating_ip)
 
         vm_client = self.get_remote_client(self.instance)
@@ -139,12 +122,13 @@
         # We expect the ephemeral partition to be mounted on /mnt and to have
         # the same size as our flavor definition.
         eph_size = self.get_flavor_ephemeral_size()
-        if eph_size > 0:
+        if eph_size:
             preserve_ephemeral = True
 
             self.verify_partition(vm_client, 'ephemeral0', '/mnt', eph_size)
             # Create the test file
-            self.create_remote_file(vm_client, test_filename)
+            timestamp = self.create_timestamp(
+                floating_ip, private_key=self.keypair['private_key'])
         else:
             preserve_ephemeral = False
 
@@ -153,9 +137,9 @@
         self.verify_connectivity()
 
         # Check that we maintained our data
-        if eph_size > 0:
-            vm_client = self.get_remote_client(self.instance)
+        if eph_size:
             self.verify_partition(vm_client, 'ephemeral0', '/mnt', eph_size)
-            vm_client.exec_command('ls ' + test_filename)
-
+            timestamp2 = self.get_timestamp(
+                floating_ip, private_key=self.keypair['private_key'])
+            self.assertEqual(timestamp, timestamp2)
         self.terminate_instance()
diff --git a/tempest/scenario/test_dashboard_basic_ops.py b/tempest/scenario/test_dashboard_basic_ops.py
index f6d9f88..cb6b968 100644
--- a/tempest/scenario/test_dashboard_basic_ops.py
+++ b/tempest/scenario/test_dashboard_basic_ops.py
@@ -58,7 +58,8 @@
 
 class TestDashboardBasicOps(manager.ScenarioTest):
 
-    """
+    """The test suite for dashboard basic operations
+
     This is a basic scenario test:
     * checks that the login page is available
     * logs in as a regular user
diff --git a/tempest/scenario/test_encrypted_cinder_volumes.py b/tempest/scenario/test_encrypted_cinder_volumes.py
index b66eb59..dcd77ad 100644
--- a/tempest/scenario/test_encrypted_cinder_volumes.py
+++ b/tempest/scenario/test_encrypted_cinder_volumes.py
@@ -22,7 +22,8 @@
 
 class TestEncryptedCinderVolumes(manager.EncryptionScenarioTest):
 
-    """
+    """The test suite for encrypted cinder volumes
+
     This test is for verifying the functionality of encrypted cinder volumes.
 
     For both LUKS and cryptsetup encryption types, this test performs
@@ -41,8 +42,12 @@
             raise cls.skipException('Encrypted volume attach is not supported')
 
     def launch_instance(self):
-        self.glance_image_create()
-        self.nova_boot()
+        image = self.glance_image_create()
+        keypair = self.create_keypair()
+
+        return self.create_server(image_id=image,
+                                  key_name=keypair['name'],
+                                  wait_until='ACTIVE')
 
     def create_encrypted_volume(self, encryption_provider, volume_type):
         volume_type = self.create_volume_type(name=volume_type)
@@ -51,26 +56,26 @@
                                     key_size=512,
                                     cipher='aes-xts-plain64',
                                     control_location='front-end')
-        self.volume = self.create_volume(volume_type=volume_type['name'])
+        return self.create_volume(volume_type=volume_type['name'])
 
-    def attach_detach_volume(self):
-        self.nova_volume_attach()
-        self.nova_volume_detach()
+    def attach_detach_volume(self, server, volume):
+        attached_volume = self.nova_volume_attach(server, volume)
+        self.nova_volume_detach(server, attached_volume)
 
     @test.idempotent_id('79165fb4-5534-4b9d-8429-97ccffb8f86e')
     @test.services('compute', 'volume', 'image')
     def test_encrypted_cinder_volumes_luks(self):
-        self.launch_instance()
-        self.create_encrypted_volume('nova.volume.encryptors.'
-                                     'luks.LuksEncryptor',
-                                     volume_type='luks')
-        self.attach_detach_volume()
+        server = self.launch_instance()
+        volume = self.create_encrypted_volume('nova.volume.encryptors.'
+                                              'luks.LuksEncryptor',
+                                              volume_type='luks')
+        self.attach_detach_volume(server, volume)
 
     @test.idempotent_id('cbc752ed-b716-4717-910f-956cce965722')
     @test.services('compute', 'volume', 'image')
     def test_encrypted_cinder_volumes_cryptsetup(self):
-        self.launch_instance()
-        self.create_encrypted_volume('nova.volume.encryptors.'
-                                     'cryptsetup.CryptsetupEncryptor',
-                                     volume_type='cryptsetup')
-        self.attach_detach_volume()
+        server = self.launch_instance()
+        volume = self.create_encrypted_volume('nova.volume.encryptors.'
+                                              'cryptsetup.CryptsetupEncryptor',
+                                              volume_type='cryptsetup')
+        self.attach_detach_volume(server, volume)
diff --git a/tempest/scenario/test_large_ops.py b/tempest/scenario/test_large_ops.py
index 63dd4f0..f45fb3a 100644
--- a/tempest/scenario/test_large_ops.py
+++ b/tempest/scenario/test_large_ops.py
@@ -31,8 +31,7 @@
 
 class TestLargeOpsScenario(manager.ScenarioTest):
 
-    """
-    Test large operations.
+    """Test large operations.
 
     This test below:
     * Spin up multiple instances in one nova call, and repeat three times
@@ -80,7 +79,7 @@
             waiters.wait_for_server_status(self.servers_client,
                                            server['id'], status)
 
-    def nova_boot(self):
+    def nova_boot(self, image):
         name = data_utils.rand_name('scenario-server')
         flavor_id = CONF.compute.flavor_ref
         # Explicitly create secgroup to avoid cleanup at the end of testcases.
@@ -100,7 +99,7 @@
                                                          create_kwargs)
         self.servers_client.create_server(
             name=name,
-            imageRef=self.image,
+            imageRef=image,
             flavorRef=flavor_id,
             **create_kwargs)
         # needed because of bug 1199788
@@ -119,8 +118,8 @@
         self._wait_for_server_status('ACTIVE')
 
     def _large_ops_scenario(self):
-        self.glance_image_create()
-        self.nova_boot()
+        image = self.glance_image_create()
+        self.nova_boot(image)
 
     @test.idempotent_id('14ba0e78-2ed9-4d17-9659-a48f4756ecb3')
     @test.services('compute', 'image')
diff --git a/tempest/scenario/test_minimum_basic.py b/tempest/scenario/test_minimum_basic.py
index eac8311..25e3e6f 100644
--- a/tempest/scenario/test_minimum_basic.py
+++ b/tempest/scenario/test_minimum_basic.py
@@ -29,8 +29,7 @@
 
 class TestMinimumBasicScenario(manager.ScenarioTest):
 
-    """
-    This is a basic minimum scenario test.
+    """This is a basic minimum scenario test.
 
     This test below:
     * across the multiple components
@@ -38,68 +37,70 @@
     * with and without optional parameters
     * check command outputs
 
+    Steps:
+    1. Create image
+    2. Create keypair
+    3. Boot instance with keypair and get list of instances
+    4. Create volume and show list of volumes
+    5. Attach volume to instance and getlist of volumes
+    6. Add IP to instance
+    7. Create and add security group to instance
+    8. Check SSH connection to instance
+    9. Reboot instance
+    10. Check SSH connection to instance after reboot
+
     """
 
-    def _wait_for_server_status(self, status):
-        server_id = self.server['id']
+    def _wait_for_server_status(self, server, status):
+        server_id = server['id']
         # Raise on error defaults to True, which is consistent with the
         # original function from scenario tests here
         waiters.wait_for_server_status(self.servers_client,
                                        server_id, status)
 
-    def nova_keypair_add(self):
-        self.keypair = self.create_keypair()
-
-    def nova_boot(self):
-        create_kwargs = {'key_name': self.keypair['name']}
-        self.server = self.create_server(image=self.image,
-                                         create_kwargs=create_kwargs)
-
     def nova_list(self):
         servers = self.servers_client.list_servers()
         # The list servers in the compute client is inconsistent...
-        servers = servers['servers']
-        self.assertIn(self.server['id'], [x['id'] for x in servers])
+        return servers['servers']
 
-    def nova_show(self):
-        got_server = (self.servers_client.show_server(self.server['id'])
+    def nova_show(self, server):
+        got_server = (self.servers_client.show_server(server['id'])
                       ['server'])
         excluded_keys = ['OS-EXT-AZ:availability_zone']
         # Exclude these keys because of LP:#1486475
         excluded_keys.extend(['OS-EXT-STS:power_state', 'updated'])
         self.assertThat(
-            self.server, custom_matchers.MatchesDictExceptForKeys(
+            server, custom_matchers.MatchesDictExceptForKeys(
                 got_server, excluded_keys=excluded_keys))
 
     def cinder_create(self):
-        self.volume = self.create_volume()
+        return self.create_volume()
 
     def cinder_list(self):
-        volumes = self.volumes_client.list_volumes()['volumes']
-        self.assertIn(self.volume['id'], [x['id'] for x in volumes])
+        return self.volumes_client.list_volumes()['volumes']
 
-    def cinder_show(self):
-        volume = self.volumes_client.show_volume(self.volume['id'])['volume']
-        self.assertEqual(self.volume, volume)
+    def cinder_show(self, volume):
+        got_volume = self.volumes_client.show_volume(volume['id'])['volume']
+        self.assertEqual(volume, got_volume)
 
-    def nova_reboot(self):
-        self.servers_client.reboot_server(self.server['id'], 'SOFT')
-        self._wait_for_server_status('ACTIVE')
+    def nova_reboot(self, server):
+        self.servers_client.reboot_server(server['id'], 'SOFT')
+        self._wait_for_server_status(server, 'ACTIVE')
 
     def check_partitions(self):
         # NOTE(andreaf) The device name may be different on different guest OS
         partitions = self.linux_client.get_partitions()
         self.assertEqual(1, partitions.count(CONF.compute.volume_device_name))
 
-    def create_and_add_security_group(self):
+    def create_and_add_security_group_to_server(self, server):
         secgroup = self._create_security_group()
-        self.servers_client.add_security_group(self.server['id'],
+        self.servers_client.add_security_group(server['id'],
                                                secgroup['name'])
         self.addCleanup(self.servers_client.remove_security_group,
-                        self.server['id'], secgroup['name'])
+                        server['id'], secgroup['name'])
 
         def wait_for_secgroup_add():
-            body = (self.servers_client.show_server(self.server['id'])
+            body = (self.servers_client.show_server(server['id'])
                     ['server'])
             return {'name': secgroup['name']} in body['security_groups']
 
@@ -107,29 +108,45 @@
                                     CONF.compute.build_timeout,
                                     CONF.compute.build_interval):
             msg = ('Timed out waiting for adding security group %s to server '
-                   '%s' % (secgroup['id'], self.server['id']))
+                   '%s' % (secgroup['id'], server['id']))
             raise exceptions.TimeoutException(msg)
 
     @test.idempotent_id('bdbb5441-9204-419d-a225-b4fdbfb1a1a8')
     @test.services('compute', 'volume', 'image', 'network')
     def test_minimum_basic_scenario(self):
-        self.glance_image_create()
-        self.nova_keypair_add()
-        self.nova_boot()
-        self.nova_list()
-        self.nova_show()
-        self.cinder_create()
-        self.cinder_list()
-        self.cinder_show()
-        self.nova_volume_attach()
-        self.addCleanup(self.nova_volume_detach)
-        self.cinder_show()
+        image = self.glance_image_create()
+        keypair = self.create_keypair()
 
-        self.floating_ip = self.create_floating_ip(self.server)
-        self.create_and_add_security_group()
+        server = self.create_server(image_id=image,
+                                    key_name=keypair['name'],
+                                    wait_until='ACTIVE')
+        servers = self.nova_list()
+        self.assertIn(server['id'], [x['id'] for x in servers])
 
-        self.linux_client = self.get_remote_client(self.floating_ip['ip'])
-        self.nova_reboot()
+        self.nova_show(server)
 
-        self.linux_client = self.get_remote_client(self.floating_ip['ip'])
+        volume = self.cinder_create()
+        volumes = self.cinder_list()
+        self.assertIn(volume['id'], [x['id'] for x in volumes])
+
+        self.cinder_show(volume)
+
+        volume = self.nova_volume_attach(server, volume)
+        self.addCleanup(self.nova_volume_detach, server, volume)
+        self.cinder_show(volume)
+
+        floating_ip = self.create_floating_ip(server)
+        self.create_and_add_security_group_to_server(server)
+
+        # check that we can SSH to the server before reboot
+        self.linux_client = self.get_remote_client(
+            floating_ip['ip'], private_key=keypair['private_key'])
+
+        self.nova_reboot(server)
+
+        # check that we can SSH to the server after reboot
+        # (both connections are part of the scenario)
+        self.linux_client = self.get_remote_client(
+            floating_ip['ip'], private_key=keypair['private_key'])
+
         self.check_partitions()
diff --git a/tempest/scenario/test_network_advanced_server_ops.py b/tempest/scenario/test_network_advanced_server_ops.py
index 62b2976..a45a730 100644
--- a/tempest/scenario/test_network_advanced_server_ops.py
+++ b/tempest/scenario/test_network_advanced_server_ops.py
@@ -27,10 +27,7 @@
 
 
 class TestNetworkAdvancedServerOps(manager.NetworkScenarioTest):
-
-    """
-    This test case checks VM connectivity after some advanced
-    instance operations executed:
+    """Check VM connectivity after some advanced instance operations executed:
 
      * Stop/Start an instance
      * Reboot an instance
@@ -56,99 +53,108 @@
         super(TestNetworkAdvancedServerOps, cls).setup_credentials()
 
     def _setup_network_and_servers(self):
-        self.keypair = self.create_keypair()
+        keypair = self.create_keypair()
         security_group = self._create_security_group()
         network, subnet, router = self.create_networks()
         public_network_id = CONF.network.public_network_id
-        create_kwargs = {
-            'networks': [
-                {'uuid': network.id},
-            ],
-            'key_name': self.keypair['name'],
-            'security_groups': [{'name': security_group['name']}],
-        }
         server_name = data_utils.rand_name('server-smoke')
-        self.server = self.create_server(name=server_name,
-                                         create_kwargs=create_kwargs)
-        self.floating_ip = self.create_floating_ip(self.server,
-                                                   public_network_id)
+        server = self.create_server(
+            name=server_name,
+            networks=[{'uuid': network.id}],
+            key_name=keypair['name'],
+            security_groups=[{'name': security_group['name']}],
+            wait_until='ACTIVE')
+        floating_ip = self.create_floating_ip(server, public_network_id)
         # Verify that we can indeed connect to the server before we mess with
         # it's state
-        self._wait_server_status_and_check_network_connectivity()
+        self._wait_server_status_and_check_network_connectivity(
+            server, keypair, floating_ip)
 
-    def _check_network_connectivity(self, should_connect=True):
+        return server, keypair, floating_ip
+
+    def _check_network_connectivity(self, server, keypair, floating_ip,
+                                    should_connect=True):
         username = CONF.compute.image_ssh_user
-        private_key = self.keypair['private_key']
+        private_key = keypair['private_key']
         self._check_tenant_network_connectivity(
-            self.server, username, private_key,
+            server, username, private_key,
             should_connect=should_connect,
-            servers_for_debug=[self.server])
-        floating_ip = self.floating_ip.floating_ip_address
+            servers_for_debug=[server])
+        floating_ip_addr = floating_ip.floating_ip_address
         # Check FloatingIP status before checking the connectivity
-        self.check_floating_ip_status(self.floating_ip, 'ACTIVE')
-        self.check_public_network_connectivity(floating_ip, username,
+        self.check_floating_ip_status(floating_ip, 'ACTIVE')
+        self.check_public_network_connectivity(floating_ip_addr, username,
                                                private_key, should_connect,
-                                               servers=[self.server])
+                                               servers=[server])
 
-    def _wait_server_status_and_check_network_connectivity(self):
-        waiters.wait_for_server_status(self.servers_client,
-                                       self.server['id'], 'ACTIVE')
-        self._check_network_connectivity()
+    def _wait_server_status_and_check_network_connectivity(self, server,
+                                                           keypair,
+                                                           floating_ip):
+        waiters.wait_for_server_status(self.servers_client, server['id'],
+                                       'ACTIVE')
+        self._check_network_connectivity(server, keypair, floating_ip)
 
     @test.idempotent_id('61f1aa9a-1573-410e-9054-afa557cab021')
     @test.stresstest(class_setup_per='process')
     @test.services('compute', 'network')
     def test_server_connectivity_stop_start(self):
-        self._setup_network_and_servers()
-        self.servers_client.stop_server(self.server['id'])
-        waiters.wait_for_server_status(self.servers_client,
-                                       self.server['id'], 'SHUTOFF')
-        self._check_network_connectivity(should_connect=False)
-        self.servers_client.start_server(self.server['id'])
-        self._wait_server_status_and_check_network_connectivity()
+        server, keypair, floating_ip = self._setup_network_and_servers()
+        self.servers_client.stop_server(server['id'])
+        waiters.wait_for_server_status(self.servers_client, server['id'],
+                                       'SHUTOFF')
+        self._check_network_connectivity(server, keypair, floating_ip,
+                                         should_connect=False)
+        self.servers_client.start_server(server['id'])
+        self._wait_server_status_and_check_network_connectivity(
+            server, keypair, floating_ip)
 
     @test.idempotent_id('7b6860c2-afa3-4846-9522-adeb38dfbe08')
     @test.services('compute', 'network')
     def test_server_connectivity_reboot(self):
-        self._setup_network_and_servers()
-        self.servers_client.reboot_server(self.server['id'],
-                                          reboot_type='SOFT')
-        self._wait_server_status_and_check_network_connectivity()
+        server, keypair, floating_ip = self._setup_network_and_servers()
+        self.servers_client.reboot_server(server['id'], reboot_type='SOFT')
+        self._wait_server_status_and_check_network_connectivity(
+            server, keypair, floating_ip)
 
     @test.idempotent_id('88a529c2-1daa-4c85-9aec-d541ba3eb699')
     @test.services('compute', 'network')
     def test_server_connectivity_rebuild(self):
-        self._setup_network_and_servers()
+        server, keypair, floating_ip = self._setup_network_and_servers()
         image_ref_alt = CONF.compute.image_ref_alt
-        self.servers_client.rebuild_server(self.server['id'],
+        self.servers_client.rebuild_server(server['id'],
                                            image_ref=image_ref_alt)
-        self._wait_server_status_and_check_network_connectivity()
+        self._wait_server_status_and_check_network_connectivity(
+            server, keypair, floating_ip)
 
     @test.idempotent_id('2b2642db-6568-4b35-b812-eceed3fa20ce')
     @testtools.skipUnless(CONF.compute_feature_enabled.pause,
                           'Pause is not available.')
     @test.services('compute', 'network')
     def test_server_connectivity_pause_unpause(self):
-        self._setup_network_and_servers()
-        self.servers_client.pause_server(self.server['id'])
-        waiters.wait_for_server_status(self.servers_client,
-                                       self.server['id'], 'PAUSED')
-        self._check_network_connectivity(should_connect=False)
-        self.servers_client.unpause_server(self.server['id'])
-        self._wait_server_status_and_check_network_connectivity()
+        server, keypair, floating_ip = self._setup_network_and_servers()
+        self.servers_client.pause_server(server['id'])
+        waiters.wait_for_server_status(self.servers_client, server['id'],
+                                       'PAUSED')
+        self._check_network_connectivity(server, keypair, floating_ip,
+                                         should_connect=False)
+        self.servers_client.unpause_server(server['id'])
+        self._wait_server_status_and_check_network_connectivity(
+            server, keypair, floating_ip)
 
     @test.idempotent_id('5cdf9499-541d-4923-804e-b9a60620a7f0')
     @testtools.skipUnless(CONF.compute_feature_enabled.suspend,
                           'Suspend is not available.')
     @test.services('compute', 'network')
     def test_server_connectivity_suspend_resume(self):
-        self._setup_network_and_servers()
-        self.servers_client.suspend_server(self.server['id'])
-        waiters.wait_for_server_status(self.servers_client, self.server['id'],
+        server, keypair, floating_ip = self._setup_network_and_servers()
+        self.servers_client.suspend_server(server['id'])
+        waiters.wait_for_server_status(self.servers_client, server['id'],
                                        'SUSPENDED')
-        self._check_network_connectivity(should_connect=False)
-        self.servers_client.resume_server(self.server['id'])
-        self._wait_server_status_and_check_network_connectivity()
+        self._check_network_connectivity(server, keypair, floating_ip,
+                                         should_connect=False)
+        self.servers_client.resume_server(server['id'])
+        self._wait_server_status_and_check_network_connectivity(
+            server, keypair, floating_ip)
 
     @test.idempotent_id('719eb59d-2f42-4b66-b8b1-bb1254473967')
     @testtools.skipUnless(CONF.compute_feature_enabled.resize,
@@ -159,10 +165,11 @@
         if resize_flavor == CONF.compute.flavor_ref:
             msg = "Skipping test - flavor_ref and flavor_ref_alt are identical"
             raise self.skipException(msg)
-        self._setup_network_and_servers()
-        self.servers_client.resize_server(self.server['id'],
+        server, keypair, floating_ip = self._setup_network_and_servers()
+        self.servers_client.resize_server(server['id'],
                                           flavor_ref=resize_flavor)
-        waiters.wait_for_server_status(self.servers_client, self.server['id'],
+        waiters.wait_for_server_status(self.servers_client, server['id'],
                                        'VERIFY_RESIZE')
-        self.servers_client.confirm_resize_server(self.server['id'])
-        self._wait_server_status_and_check_network_connectivity()
+        self.servers_client.confirm_resize_server(server['id'])
+        self._wait_server_status_and_check_network_connectivity(
+            server, keypair, floating_ip)
diff --git a/tempest/scenario/test_network_basic_ops.py b/tempest/scenario/test_network_basic_ops.py
index 31ccd5b..41d13fe 100644
--- a/tempest/scenario/test_network_basic_ops.py
+++ b/tempest/scenario/test_network_basic_ops.py
@@ -36,7 +36,8 @@
 
 class TestNetworkBasicOps(manager.NetworkScenarioTest):
 
-    """
+    """The test suite of network basic operations
+
     This smoke test suite assumes that Nova has been configured to
     boot VM's with Neutron-managed networking, and attempts to
     verify network connectivity as follows:
@@ -123,9 +124,9 @@
         self.floating_ip_tuple = Floating_IP_tuple(floating_ip, server)
 
     def check_networks(self):
-        """
-        Checks that we see the newly created network/subnet/router via
-        checking the result of list_[networks,routers,subnets]
+        """Checks that we see the newly created network/subnet/router
+
+        via checking the result of list_[networks,routers,subnets]
         """
 
         seen_nets = self._list_networks()
@@ -154,16 +155,16 @@
         keypair = self.create_keypair()
         self.keypairs[keypair['name']] = keypair
         security_groups = [{'name': self.security_group['name']}]
-        create_kwargs = {
-            'networks': [
-                {'uuid': network.id},
-            ],
-            'key_name': keypair['name'],
-            'security_groups': security_groups,
-        }
+        network = {'uuid': network.id}
         if port_id is not None:
-            create_kwargs['networks'][0]['port'] = port_id
-        server = self.create_server(name=name, create_kwargs=create_kwargs)
+            network['port'] = port_id
+
+        server = self.create_server(
+            name=name,
+            networks=[network],
+            key_name=keypair['name'],
+            security_groups=security_groups,
+            wait_until='ACTIVE')
         self.servers.append(server)
         return server
 
@@ -182,7 +183,8 @@
     def check_public_network_connectivity(
             self, should_connect=True, msg=None,
             should_check_floating_ip_status=True):
-        """Verifies connectivty to a VM via public network and floating IP,
+        """Verifies connectivty to a VM via public network and floating IP
+
         and verifies floating IP has resource status is correct.
 
         :param should_connect: bool. determines if connectivity check is
@@ -250,7 +252,7 @@
             net_id=self.new_net.id)['interfaceAttachment']
         self.addCleanup(self.network_client.wait_for_resource_deletion,
                         'port',
-                        interface['port_id'])
+                        interface['port_id'], client=self.ports_client)
         self.addCleanup(self.delete_wrapper,
                         self.interface_client.delete_interface,
                         server['id'], interface['port_id'])
@@ -268,7 +270,7 @@
                 "Old port: %s. Number of new ports: %d" % (
                     CONF.network.build_timeout, old_port,
                     len(self.new_port_list)))
-        new_port = net_resources.DeletablePort(client=self.network_client,
+        new_port = net_resources.DeletablePort(ports_client=self.ports_client,
                                                **self.new_port_list[0])
 
         def check_new_nic():
@@ -285,7 +287,7 @@
         num, new_nic = self.diff_list[0]
         ssh_client.assign_static_ip(nic=new_nic,
                                     addr=new_port.fixed_ips[0]['ip_address'])
-        ssh_client.turn_nic_on(nic=new_nic)
+        ssh_client.set_nic_state(nic=new_nic)
 
     def _get_server_nics(self, ssh_client):
         reg = re.compile(r'(?P<num>\d+): (?P<nic_name>\w+):')
@@ -294,8 +296,8 @@
 
     def _check_network_internal_connectivity(self, network,
                                              should_connect=True):
-        """
-        via ssh check VM internal connectivity:
+        """via ssh check VM internal connectivity:
+
         - ping internal gateway and DHCP port, implying in-tenant connectivity
         pinging both, because L3 and DHCP agents might be on different nodes
         """
@@ -312,10 +314,7 @@
                                         should_connect)
 
     def _check_network_external_connectivity(self):
-        """
-        ping public network default gateway to imply external connectivity
-
-        """
+        """ping default gateway to imply external connectivity"""
         if not CONF.network.public_network_id:
             msg = 'public network not defined.'
             LOG.info(msg)
@@ -359,7 +358,8 @@
     @test.idempotent_id('f323b3ba-82f8-4db7-8ea6-6a895869ec49')
     @test.services('compute', 'network')
     def test_network_basic_ops(self):
-        """
+        """Basic network operation test
+
         For a freshly-booted VM with an IP address ("port") on a given
             network:
 
@@ -412,7 +412,8 @@
                       'Baremetal relies on a shared physical network.')
     @test.services('compute', 'network')
     def test_connectivity_between_vms_on_different_networks(self):
-        """
+        """Test connectivity between VMs on different networks
+
         For a freshly-booted VM with an IP address ("port") on a given
             network:
 
@@ -460,7 +461,8 @@
                       'vnic_type direct or macvtap')
     @test.services('compute', 'network')
     def test_hotplug_nic(self):
-        """
+        """Test hotplug network interface
+
         1. create a new network, with no gateway (to prevent overwriting VM's
             gateway)
         2. connect VM to new network
@@ -480,7 +482,8 @@
                       'network')
     @test.services('compute', 'network')
     def test_update_router_admin_state(self):
-        """
+        """Test to update admin state up of router
+
         1. Check public connectivity before updating
                 admin_state_up attribute of router to False
         2. Check public connectivity after updating
@@ -512,8 +515,9 @@
                           "DHCP client is not available.")
     @test.services('compute', 'network')
     def test_subnet_details(self):
-        """Tests that subnet's extra configuration details are affecting
-        the VMs. This test relies on non-shared, isolated tenant networks.
+        """Tests that subnet's extra configuration details are affecting VMs.
+
+         This test relies on non-shared, isolated tenant networks.
 
          NOTE: Neutron subnets push data to servers via dhcp-agent, so any
          update in subnet requires server to actively renew its DHCP lease.
@@ -567,12 +571,11 @@
                          "Failed to update subnet's nameservers")
 
         def check_new_dns_server():
-            """Server needs to renew its dhcp lease in order to get the new dns
-            definitions from subnet
-            NOTE(amuller): we are renewing the lease as part of the retry
-            because Neutron updates dnsmasq asynchronously after the
-            subnet-update API call returns.
-            """
+            # NOTE: Server needs to renew its dhcp lease in order to get new
+            # definitions from subnet
+            # NOTE(amuller): we are renewing the lease as part of the retry
+            # because Neutron updates dnsmasq asynchronously after the
+            # subnet-update API call returns.
             ssh_client.renew_lease(fixed_ip=floating_ip['fixed_ip_address'])
             if ssh_client.get_dns_servers() != [alt_dns_server]:
                 LOG.debug("Failed to update DNS nameservers")
@@ -594,7 +597,8 @@
                           "by the test environment")
     @test.services('compute', 'network')
     def test_update_instance_port_admin_state(self):
-        """
+        """Test to update admin_state_up attribute of instance port
+
         1. Check public connectivity before updating
                 admin_state_up attribute of instance port to False
         2. Check public connectivity after updating
@@ -609,12 +613,12 @@
         self.check_public_network_connectivity(
             should_connect=True, msg="before updating "
             "admin_state_up of instance port to False")
-        self.network_client.update_port(port_id, admin_state_up=False)
+        self.ports_client.update_port(port_id, admin_state_up=False)
         self.check_public_network_connectivity(
             should_connect=False, msg="after updating "
             "admin_state_up of instance port to False",
             should_check_floating_ip_status=False)
-        self.network_client.update_port(port_id, admin_state_up=True)
+        self.ports_client.update_port(port_id, admin_state_up=True)
         self.check_public_network_connectivity(
             should_connect=True, msg="after updating "
             "admin_state_up of instance port to True")
@@ -625,8 +629,10 @@
                           'supported in the version of Nova being tested.')
     @test.services('compute', 'network')
     def test_preserve_preexisting_port(self):
-        """Tests that a pre-existing port provided on server boot is not
-        deleted if the server is deleted.
+        """Test preserve pre-existing port
+
+        Tests that a pre-existing port provided on server boot is not deleted
+        if the server is deleted.
 
         Nova should unbind the port from the instance on delete if the port was
         not created by Nova as part of the boot request.
@@ -653,7 +659,7 @@
         waiters.wait_for_server_termination(self.servers_client, server['id'])
         # Assert the port still exists on the network but is unbound from
         # the deleted server.
-        port = self.network_client.show_port(port_id)['port']
+        port = self.ports_client.show_port(port_id)['port']
         self.assertEqual(self.network['id'], port['network_id'])
         self.assertEqual('', port['device_id'])
         self.assertEqual('', port['device_owner'])
@@ -731,3 +737,49 @@
         self.check_public_network_connectivity(
             should_connect=True,
             msg='After router rescheduling')
+
+    @test.requires_ext(service='network', extension='port-security')
+    @test.idempotent_id('7c0bb1a2-d053-49a4-98f9-ca1a1d849f63')
+    @test.services('compute', 'network')
+    def test_port_security_macspoofing_port(self):
+        """Tests port_security extension enforces mac spoofing
+
+        1. create a new network
+        2. connect VM to new network
+        4. check VM can ping new network DHCP port
+        5. spoof mac on new new network interface
+        6. check Neutron enforces mac spoofing and blocks pings via spoofed
+            interface
+        7. disable port-security on the spoofed port
+        8. check Neutron allows pings via spoofed interface
+        """
+        spoof_mac = "00:00:00:00:00:01"
+
+        # Create server
+        self._setup_network_and_servers()
+        self.check_public_network_connectivity(should_connect=False)
+        self._create_new_network()
+        self._hotplug_server()
+        fip, server = self.floating_ip_tuple
+        new_ports = self._list_ports(device_id=server["id"],
+                                     network_id=self.new_net["id"])
+        spoof_port = new_ports[0]
+        private_key = self._get_server_key(server)
+        ssh_client = self.get_remote_client(fip.floating_ip_address,
+                                            private_key=private_key)
+        spoof_nic = ssh_client.get_nic_name(spoof_port["mac_address"])
+        dhcp_ports = self._list_ports(device_owner="network:dhcp",
+                                      network_id=self.new_net["id"])
+        new_net_dhcp = dhcp_ports[0]["fixed_ips"][0]["ip_address"]
+        self._check_remote_connectivity(ssh_client, dest=new_net_dhcp,
+                                        nic=spoof_nic, should_succeed=True)
+        ssh_client.set_mac_address(spoof_nic, spoof_mac)
+        new_mac = ssh_client.get_mac_address(nic=spoof_nic)
+        self.assertEqual(spoof_mac, new_mac)
+        self._check_remote_connectivity(ssh_client, dest=new_net_dhcp,
+                                        nic=spoof_nic, should_succeed=False)
+        self.ports_client.update_port(spoof_port["id"],
+                                      port_security_enabled=False,
+                                      security_groups=[])
+        self._check_remote_connectivity(ssh_client, dest=new_net_dhcp,
+                                        nic=spoof_nic, should_succeed=True)
diff --git a/tempest/scenario/test_network_v6.py b/tempest/scenario/test_network_v6.py
index 3df92cf..d6ad46a 100644
--- a/tempest/scenario/test_network_v6.py
+++ b/tempest/scenario/test_network_v6.py
@@ -65,17 +65,15 @@
         super(TestGettingAddress, self).setUp()
         self.keypair = self.create_keypair()
         self.sec_grp = self._create_security_group(tenant_id=self.tenant_id)
-        self.srv_kwargs = {
-            'key_name': self.keypair['name'],
-            'security_groups': [{'name': self.sec_grp['name']}]}
 
     def prepare_network(self, address6_mode, n_subnets6=1, dualnet=False):
-        """Creates network with
-         given number of IPv6 subnets in the given mode and
-         one IPv4 subnet
-         Creates router with ports on all subnets
-         if dualnet - create IPv6 subnets on a different network
-         :return: list of created networks
+        """Prepare network
+
+        Creates network with given number of IPv6 subnets in the given mode and
+        one IPv4 subnet.
+        Creates router with ports on all subnets.
+        if dualnet - create IPv6 subnets on a different network
+        :return: list of created networks
         """
         self.network = self._create_network(tenant_id=self.tenant_id)
         if dualnet:
@@ -118,11 +116,13 @@
     def prepare_server(self, networks=None):
         username = CONF.compute.image_ssh_user
 
-        create_kwargs = self.srv_kwargs
         networks = networks or [self.network]
-        create_kwargs['networks'] = [{'uuid': n.id} for n in networks]
 
-        srv = self.create_server(create_kwargs=create_kwargs)
+        srv = self.create_server(
+            key_name=self.keypair['name'],
+            security_groups=[{'name': self.sec_grp['name']}],
+            networks=[{'uuid': n.id} for n in networks],
+            wait_until='ACTIVE')
         fip = self.create_floating_ip(thing=srv)
         ips = self.define_server_ips(srv=srv)
         ssh = self.get_remote_client(
@@ -147,7 +147,7 @@
                                   "ports: %s")
                          % (self.network_v6, ports))
         mac6 = ports[0]
-        ssh.turn_nic_on(ssh.get_nic_name(mac6))
+        ssh.set_nic_state(ssh.get_nic_name(mac6))
 
     def _prepare_and_test(self, address6_mode, n_subnets6=1, dualnet=False):
         net_list = self.prepare_network(address6_mode=address6_mode,
@@ -180,29 +180,23 @@
                 guest_has_address, sshv4_2, ips_from_api_2['6'][i])
 
             self.assertTrue(test.call_until_true(srv1_v6_addr_assigned,
-                                                 CONF.compute.ping_timeout, 1))
+                            CONF.validation.ping_timeout, 1))
 
             self.assertTrue(test.call_until_true(srv2_v6_addr_assigned,
-                                                 CONF.compute.ping_timeout, 1))
+                            CONF.validation.ping_timeout, 1))
 
         self._check_connectivity(sshv4_1, ips_from_api_2['4'])
         self._check_connectivity(sshv4_2, ips_from_api_1['4'])
 
-        # Some VM (like cirros) may not have ping6 utility
-        result = sshv4_1.exec_command('whereis ping6')
-        is_ping6 = False if result == 'ping6:\n' else True
-        if is_ping6:
-            for i in range(n_subnets6):
-                self._check_connectivity(sshv4_1,
-                                         ips_from_api_2['6'][i])
-                self._check_connectivity(sshv4_1,
-                                         self.subnets_v6[i].gateway_ip)
-                self._check_connectivity(sshv4_2,
-                                         ips_from_api_1['6'][i])
-                self._check_connectivity(sshv4_2,
-                                         self.subnets_v6[i].gateway_ip)
-        else:
-            LOG.warning('Ping6 is not available, skipping')
+        for i in range(n_subnets6):
+            self._check_connectivity(sshv4_1,
+                                     ips_from_api_2['6'][i])
+            self._check_connectivity(sshv4_1,
+                                     self.subnets_v6[i].gateway_ip)
+            self._check_connectivity(sshv4_2,
+                                     ips_from_api_1['6'][i])
+            self._check_connectivity(sshv4_2,
+                                     self.subnets_v6[i].gateway_ip)
 
     def _check_connectivity(self, source, dest):
         self.assertTrue(
diff --git a/tempest/scenario/test_object_storage_basic_ops.py b/tempest/scenario/test_object_storage_basic_ops.py
index 49768c5..98dd705 100644
--- a/tempest/scenario/test_object_storage_basic_ops.py
+++ b/tempest/scenario/test_object_storage_basic_ops.py
@@ -25,8 +25,8 @@
 
 
 class TestObjectStorageBasicOps(manager.ObjectStorageScenarioTest):
-    """
-    Test swift basic ops.
+    """Test swift basic ops.
+
      * get swift stat.
      * create container.
      * upload a file to the created container.
@@ -57,6 +57,7 @@
     @test.services('object_storage')
     def test_swift_acl_anonymous_download(self):
         """This test will cover below steps:
+
         1. Create container
         2. Upload object to the new container
         3. Change the ACL of the container
diff --git a/tempest/scenario/test_object_storage_telemetry_middleware.py b/tempest/scenario/test_object_storage_telemetry_middleware.py
index 3376a7c..eee4d3d 100644
--- a/tempest/scenario/test_object_storage_telemetry_middleware.py
+++ b/tempest/scenario/test_object_storage_telemetry_middleware.py
@@ -35,8 +35,8 @@
 
 
 class TestObjectStorageTelemetry(manager.ObjectStorageScenarioTest):
-    """
-    Test that swift uses the ceilometer middleware.
+    """Test that swift uses the ceilometer middleware.
+
      * create container.
      * upload a file to the created container.
      * retrieve the file from the created container.
@@ -57,19 +57,15 @@
         cls.telemetry_client = cls.os_operator.telemetry_client
 
     def _confirm_notifications(self, container_name, obj_name):
-        """
-        Loop seeking for appropriate notifications about the containers
-        and objects sent to swift.
-        """
+        # NOTE: Loop seeking for appropriate notifications about the containers
+        # and objects sent to swift.
 
         def _check_samples():
-            """
-            Return True only if we have notifications about some
-            containers and some objects and the notifications are about
-            the expected containers and objects.
-            Otherwise returning False will case _check_samples to be
-            called again.
-            """
+            # NOTE: Return True only if we have notifications about some
+            # containers and some objects and the notifications are about
+            # the expected containers and objects.
+            # Otherwise returning False will case _check_samples to be
+            # called again.
             results = self.telemetry_client.list_samples(
                 'storage.objects.incoming.bytes')
             LOG.debug('got samples %s', results)
diff --git a/tempest/scenario/test_security_groups_basic_ops.py b/tempest/scenario/test_security_groups_basic_ops.py
index 3c11c22..e266dc2 100644
--- a/tempest/scenario/test_security_groups_basic_ops.py
+++ b/tempest/scenario/test_security_groups_basic_ops.py
@@ -28,7 +28,8 @@
 
 class TestSecurityGroupsBasicOps(manager.NetworkScenarioTest):
 
-    """
+    """The test suite for security groups
+
     This test suite assumes that Nova has been configured to
     boot VM's with Neutron-managed networking, and attempts to
     verify cross tenant connectivity as follows
@@ -95,8 +96,8 @@
     credentials = ['primary', 'alt', 'admin']
 
     class TenantProperties(object):
-        """
-        helper class to save tenant details
+        """helper class to save tenant details
+
             id
             credentials
             network
@@ -232,25 +233,17 @@
         return port['device_owner'].startswith('network:router_interface')
 
     def _create_server(self, name, tenant, security_groups=None):
-        """
-        creates a server and assigns to security group
-        """
-        self._set_compute_context(tenant)
+        """creates a server and assigns to security group"""
         if security_groups is None:
             security_groups = [tenant.security_groups['default']]
         security_groups_names = [{'name': s['name']} for s in security_groups]
-        create_kwargs = {
-            'networks': [
-                {'uuid': tenant.network.id},
-            ],
-            'key_name': tenant.keypair['name'],
-            'security_groups': security_groups_names
-        }
         server = self.create_server(
             name=name,
-            network_client=tenant.manager.network_client,
-            networks_client=tenant.manager.networks_client,
-            create_kwargs=create_kwargs)
+            networks=[{'uuid': tenant.network.id}],
+            key_name=tenant.keypair['name'],
+            security_groups=security_groups_names,
+            wait_until='ACTIVE',
+            clients=tenant.manager)
         self.assertEqual(
             sorted([s['name'] for s in security_groups]),
             sorted([s['name'] for s in server['security_groups']]))
@@ -267,11 +260,9 @@
             tenant.servers.append(server)
 
     def _set_access_point(self, tenant):
-        """
-        creates a server in a secgroup with rule allowing external ssh
-        in order to access tenant internal network
-        workaround ip namespace
-        """
+        # creates a server in a secgroup with rule allowing external ssh
+        # in order to access tenant internal network
+        # workaround ip namespace
         secgroups = tenant.security_groups.values()
         name = 'server-{tenant}-access_point'.format(
             tenant=tenant.creds.tenant_name)
@@ -285,7 +276,7 @@
         public_network_id = CONF.network.public_network_id
         floating_ip = self.create_floating_ip(
             server, public_network_id,
-            client=tenant.manager.network_client)
+            client=tenant.manager.floating_ips_client)
         self.floating_ips.setdefault(server['id'], floating_ip)
 
     def _create_tenant_network(self, tenant):
@@ -295,13 +286,9 @@
             subnets_client=tenant.manager.subnets_client)
         tenant.set_network(network, subnet, router)
 
-    def _set_compute_context(self, tenant):
-        self.servers_client = tenant.manager.servers_client
-        return self.servers_client
-
     def _deploy_tenant(self, tenant_or_id):
-        """
-        creates:
+        """creates:
+
             network
             subnet
             router (if public not defined)
@@ -312,16 +299,13 @@
             tenant = self.tenants[tenant_or_id]
         else:
             tenant = tenant_or_id
-        self._set_compute_context(tenant)
         self._create_tenant_keypairs(tenant)
         self._create_tenant_network(tenant)
         self._create_tenant_security_groups(tenant)
         self._set_access_point(tenant)
 
     def _get_server_ip(self, server, floating=False):
-        """
-        returns the ip (floating/internal) of a server
-        """
+        """returns the ip (floating/internal) of a server"""
         if floating:
             server_ip = self.floating_ips[server['id']].floating_ip_address
         else:
@@ -332,9 +316,7 @@
         return server_ip
 
     def _connect_to_access_point(self, tenant):
-        """
-        create ssh connection to tenant access point
-        """
+        """create ssh connection to tenant access point"""
         access_point_ssh = \
             self.floating_ips[tenant.access_point['id']].floating_ip_address
         private_key = tenant.keypair['private_key']
@@ -373,10 +355,8 @@
                                      ip=self._get_server_ip(server))
 
     def _test_cross_tenant_block(self, source_tenant, dest_tenant):
-        """
-        if public router isn't defined, then dest_tenant access is via
-        floating-ip
-        """
+        # if public router isn't defined, then dest_tenant access is via
+        # floating-ip
         access_point_ssh = self._connect_to_access_point(source_tenant)
         ip = self._get_server_ip(dest_tenant.access_point,
                                  floating=self.floating_ip_access)
@@ -384,8 +364,8 @@
                                  should_succeed=False)
 
     def _test_cross_tenant_allow(self, source_tenant, dest_tenant):
-        """
-        check for each direction:
+        """check for each direction:
+
         creating rule for tenant incoming traffic enables only 1way traffic
         """
         ruleset = dict(
@@ -418,10 +398,8 @@
         self._check_connectivity(access_point_ssh_2, ip)
 
     def _verify_mac_addr(self, tenant):
-        """
-        verify that VM (tenant's access point) has the same ip,mac as listed in
-        port list
-        """
+        """Verify that VM has the same ip, mac as listed in port"""
+
         access_point_ssh = self._connect_to_access_point(tenant)
         mac_addr = access_point_ssh.get_mac_address()
         mac_addr = mac_addr.strip().lower()
@@ -476,9 +454,9 @@
     @test.idempotent_id('f4d556d7-1526-42ad-bafb-6bebf48568f6')
     @test.services('compute', 'network')
     def test_port_update_new_security_group(self):
-        """
-        This test verifies the traffic after updating the vm port with new
-        security group having appropriate rule.
+        """Verifies the traffic after updating the vm port
+
+        With new security group having appropriate rule.
         """
         new_tenant = self.primary_tenant
 
@@ -514,7 +492,7 @@
             port_id = self._list_ports(device_id=server_id)[0]['id']
 
             # update port with new security group and check connectivity
-            self.network_client.update_port(port_id, security_groups=[
+            self.ports_client.update_port(port_id, security_groups=[
                 new_tenant.security_groups['new_sg'].id])
             self._check_connectivity(
                 access_point=access_point_ssh,
@@ -527,8 +505,8 @@
     @test.idempotent_id('d2f77418-fcc4-439d-b935-72eca704e293')
     @test.services('compute', 'network')
     def test_multiple_security_groups(self):
-        """
-        This test verifies multiple security groups and checks that rules
+        """Verify multiple security groups and checks that rules
+
         provided in the both the groups is applied onto VM
         """
         tenant = self.primary_tenant
@@ -546,13 +524,11 @@
             secgroup=tenant.security_groups['default'],
             **ruleset
         )
-        """
-        Vm now has 2 security groups one with ssh rule(
-        already added in setUp() method),and other with icmp rule
-        (added in the above step).The check_vm_connectivity tests
-        -that vm ping test is successful
-        -ssh to vm is successful
-        """
+        # NOTE: Vm now has 2 security groups one with ssh rule(
+        # already added in setUp() method),and other with icmp rule
+        # (added in the above step).The check_vm_connectivity tests
+        # -that vm ping test is successful
+        # -ssh to vm is successful
         self.check_vm_connectivity(ip,
                                    username=ssh_login,
                                    private_key=private_key,
@@ -562,10 +538,7 @@
     @test.idempotent_id('7c811dcc-263b-49a3-92d2-1b4d8405f50c')
     @test.services('compute', 'network')
     def test_port_security_disable_security_group(self):
-        """
-        This test verifies port_security_enabled=False disables
-        the default security group rules.
-        """
+        """Verify the default security group rules is disabled."""
         new_tenant = self.primary_tenant
 
         # Create server
@@ -581,16 +554,16 @@
 
         # Flip the port's port security and check connectivity
         try:
-            self.network_client.update_port(port_id,
-                                            port_security_enabled=True,
-                                            security_groups=[])
+            self.ports_client.update_port(port_id,
+                                          port_security_enabled=True,
+                                          security_groups=[])
             self._check_connectivity(access_point=access_point_ssh,
                                      ip=self._get_server_ip(server),
                                      should_succeed=False)
 
-            self.network_client.update_port(port_id,
-                                            port_security_enabled=False,
-                                            security_groups=[])
+            self.ports_client.update_port(port_id,
+                                          port_security_enabled=False,
+                                          security_groups=[])
             self._check_connectivity(
                 access_point=access_point_ssh,
                 ip=self._get_server_ip(server))
diff --git a/tempest/scenario/test_server_advanced_ops.py b/tempest/scenario/test_server_advanced_ops.py
index c83dbb1..4b932ce 100644
--- a/tempest/scenario/test_server_advanced_ops.py
+++ b/tempest/scenario/test_server_advanced_ops.py
@@ -28,9 +28,9 @@
 
 class TestServerAdvancedOps(manager.ScenarioTest):
 
-    """
-    This test case stresses some advanced server instance operations:
+    """The test suite for server advanced operations
 
+    This test case stresses some advanced server instance operations:
      * Resizing an instance
      * Sequence suspend resume
     """
@@ -53,7 +53,7 @@
     @test.services('compute')
     def test_resize_server_confirm(self):
         # We create an instance for use in this test
-        instance = self.create_server()
+        instance = self.create_server(wait_until='ACTIVE')
         instance_id = instance['id']
         resize_flavor = CONF.compute.flavor_ref_alt
         LOG.debug("Resizing instance %s from flavor %s to flavor %s",
@@ -74,7 +74,7 @@
     @test.services('compute')
     def test_server_sequence_suspend_resume(self):
         # We create an instance for use in this test
-        instance = self.create_server()
+        instance = self.create_server(wait_until='ACTIVE')
         instance_id = instance['id']
         LOG.debug("Suspending instance %s. Current status: %s",
                   instance_id, instance['status'])
diff --git a/tempest/scenario/test_server_basic_ops.py b/tempest/scenario/test_server_basic_ops.py
index e2f8adb..239e120 100644
--- a/tempest/scenario/test_server_basic_ops.py
+++ b/tempest/scenario/test_server_basic_ops.py
@@ -32,9 +32,9 @@
 
 class TestServerBasicOps(manager.ScenarioTest):
 
-    """
-    This smoke test case follows this basic set of operations:
+    """The test suite for server basic operations
 
+    This smoke test case follows this basic set of operations:
      * Create a keypair for use in launching an instance
      * Create a security group to control network access in instance
      * Add simple permissive rules to the security group
@@ -72,34 +72,13 @@
     def add_keypair(self):
         self.keypair = self.create_keypair()
 
-    def boot_instance(self):
-        # Create server with image and flavor from input scenario
-        security_groups = [{'name': self.security_group['name']}]
-        self.md = {'meta1': 'data1', 'meta2': 'data2', 'metaN': 'dataN'}
-        create_kwargs = {
-            'key_name': self.keypair['name'],
-            'security_groups': security_groups,
-            'config_drive': CONF.compute_feature_enabled.config_drive,
-            'metadata': self.md
-        }
-        self.instance = self.create_server(image=self.image_ref,
-                                           flavor=self.flavor_ref,
-                                           create_kwargs=create_kwargs)
-
     def verify_ssh(self):
         if self.run_ssh:
             # Obtain a floating IP
-            self.floating_ip = (self.floating_ips_client.create_floating_ip()
-                                ['floating_ip'])
-            self.addCleanup(self.delete_wrapper,
-                            self.floating_ips_client.delete_floating_ip,
-                            self.floating_ip['id'])
-            # Attach a floating IP
-            self.floating_ips_client.associate_floating_ip_to_server(
-                self.floating_ip['ip'], self.instance['id'])
+            self.fip = self.create_floating_ip(self.instance)['ip']
             # Check ssh
             self.ssh_client = self.get_remote_client(
-                server_or_ip=self.floating_ip['ip'],
+                server_or_ip=self.fip,
                 username=self.image_utils.ssh_user(self.image_ref),
                 private_key=self.keypair['private_key'])
 
@@ -110,12 +89,11 @@
 
             def exec_cmd_and_verify_output():
                 cmd = 'curl ' + md_url
-                floating_ip = self.floating_ip['ip']
                 result = self.ssh_client.exec_command(cmd)
                 if result:
                     msg = ('Failed while verifying metadata on server. Result '
-                           'of command "%s" is NOT "%s".' % (cmd, floating_ip))
-                    self.assertEqual(floating_ip, result, msg)
+                           'of command "%s" is NOT "%s".' % (cmd, self.fip))
+                    self.assertEqual(self.fip, result, msg)
                     return 'Verification is successful!'
 
             if not test.call_until_true(exec_cmd_and_verify_output,
@@ -147,7 +125,16 @@
     def test_server_basicops(self):
         self.add_keypair()
         self.security_group = self._create_security_group()
-        self.boot_instance()
+        security_groups = [{'name': self.security_group['name']}]
+        self.md = {'meta1': 'data1', 'meta2': 'data2', 'metaN': 'dataN'}
+        self.instance = self.create_server(
+            image_id=self.image_ref,
+            flavor=self.flavor_ref,
+            key_name=self.keypair['name'],
+            security_groups=security_groups,
+            config_drive=CONF.compute_feature_enabled.config_drive,
+            metadata=self.md,
+            wait_until='ACTIVE')
         self.verify_ssh()
         self.verify_metadata()
         self.verify_metadata_on_config_drive()
diff --git a/tempest/scenario/test_server_multinode.py b/tempest/scenario/test_server_multinode.py
new file mode 100644
index 0000000..7e0e41c
--- /dev/null
+++ b/tempest/scenario/test_server_multinode.py
@@ -0,0 +1,80 @@
+# Copyright 2012 OpenStack Foundation
+# All Rights Reserved.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+
+from oslo_log import log as logging
+
+from tempest import config
+from tempest import exceptions
+from tempest.scenario import manager
+from tempest import test
+
+CONF = config.CONF
+
+LOG = logging.getLogger(__name__)
+
+
+class TestServerMultinode(manager.ScenarioTest):
+    """This is a set of tests specific to multinode testing."""
+    credentials = ['primary', 'admin']
+
+    @classmethod
+    def setup_clients(cls):
+        super(TestServerMultinode, cls).setup_clients()
+        # Use admin client by default
+        cls.manager = cls.admin_manager
+        # this is needed so that we can use the availability_zone:host
+        # scheduler hint, which is admin_only by default
+        cls.servers_client = cls.admin_manager.servers_client
+        super(TestServerMultinode, cls).resource_setup()
+
+    @test.idempotent_id('9cecbe35-b9d4-48da-a37e-7ce70aa43d30')
+    @test.attr(type='smoke')
+    @test.services('compute', 'network')
+    def test_schedule_to_all_nodes(self):
+        host_client = self.manager.hosts_client
+        hosts = host_client.list_hosts()['hosts']
+        hosts = [x for x in hosts if x['service'] == 'compute']
+
+        # ensure we have at least as many compute hosts as we expect
+        if len(hosts) < CONF.compute.min_compute_nodes:
+            raise exceptions.InvalidConfiguration(
+                "Host list %s is shorter than min_compute_nodes. "
+                "Did a compute worker not boot correctly?" % hosts)
+
+        # create 1 compute for each node, up to the min_compute_nodes
+        # threshold (so that things don't get crazy if you have 1000
+        # compute nodes but set min to 3).
+        servers = []
+
+        for host in hosts[:CONF.compute.min_compute_nodes]:
+            # by getting to active state here, this means this has
+            # landed on the host in question.
+            inst = self.create_server(
+                availability_zone='%(zone)s:%(host_name)s' % host,
+                wait_until='ACTIVE')
+            server = self.servers_client.show_server(inst['id'])['server']
+            servers.append(server)
+
+        # make sure we really have the number of servers we think we should
+        self.assertEqual(
+            len(servers), CONF.compute.min_compute_nodes,
+            "Incorrect number of servers built %s" % servers)
+
+        # ensure that every server ended up on a different host
+        host_ids = [x['hostId'] for x in servers]
+        self.assertEqual(
+            len(set(host_ids)), len(servers),
+            "Incorrect number of distinct host_ids scheduled to %s" % servers)
diff --git a/tempest/scenario/test_shelve_instance.py b/tempest/scenario/test_shelve_instance.py
index bc80412..378ae9d 100644
--- a/tempest/scenario/test_shelve_instance.py
+++ b/tempest/scenario/test_shelve_instance.py
@@ -27,8 +27,8 @@
 
 
 class TestShelveInstance(manager.ScenarioTest):
-    """
-    This test shelves then unshelves a Nova instance
+    """This test shelves then unshelves a Nova instance
+
     The following is the scenario outline:
      * boot an instance and create a timestamp file in it
      * shelve the instance
@@ -59,10 +59,6 @@
 
         security_group = self._create_security_group()
         security_groups = [{'name': security_group['name']}]
-        create_kwargs = {
-            'key_name': keypair['name'],
-            'security_groups': security_groups
-        }
 
         if boot_from_volume:
             volume = self.create_volume(size=CONF.volume.volume_size,
@@ -72,36 +68,29 @@
                 'volume_id': volume['id'],
                 'delete_on_termination': '0'}]
 
-            create_kwargs['block_device_mapping'] = bd_map
-            server = self.create_server(create_kwargs=create_kwargs)
+            server = self.create_server(
+                key_name=keypair['name'],
+                security_groups=security_groups,
+                block_device_mapping=bd_map,
+                wait_until='ACTIVE')
         else:
-            server = self.create_server(image=CONF.compute.image_ref,
-                                        create_kwargs=create_kwargs)
+            server = self.create_server(
+                image_id=CONF.compute.image_ref,
+                key_name=keypair['name'],
+                security_groups=security_groups,
+                wait_until='ACTIVE')
 
-        if CONF.compute.use_floatingip_for_ssh:
-            floating_ip = (self.floating_ips_client.create_floating_ip()
-                           ['floating_ip'])
-            self.addCleanup(self.delete_wrapper,
-                            self.floating_ips_client.delete_floating_ip,
-                            floating_ip['id'])
-            self.floating_ips_client.associate_floating_ip_to_server(
-                floating_ip['ip'], server['id'])
-            timestamp = self.create_timestamp(
-                floating_ip['ip'], private_key=keypair['private_key'])
-        else:
-            timestamp = self.create_timestamp(
-                server, private_key=keypair['private_key'])
+        instance_ip = self.get_server_or_ip(server)
+        timestamp = self.create_timestamp(instance_ip,
+                                          private_key=keypair['private_key'])
 
         # Prevent bug #1257594 from coming back
         # Unshelve used to boot the instance with the original image, not
         # with the instance snapshot
         self._shelve_then_unshelve_server(server)
-        if CONF.compute.use_floatingip_for_ssh:
-            timestamp2 = self.get_timestamp(floating_ip['ip'],
-                                            private_key=keypair['private_key'])
-        else:
-            timestamp2 = self.get_timestamp(server,
-                                            private_key=keypair['private_key'])
+
+        timestamp2 = self.get_timestamp(instance_ip,
+                                        private_key=keypair['private_key'])
         self.assertEqual(timestamp, timestamp2)
 
     @test.idempotent_id('1164e700-0af0-4a4c-8792-35909a88743c')
diff --git a/tempest/scenario/test_snapshot_pattern.py b/tempest/scenario/test_snapshot_pattern.py
index 79b809f..f3b6558 100644
--- a/tempest/scenario/test_snapshot_pattern.py
+++ b/tempest/scenario/test_snapshot_pattern.py
@@ -26,8 +26,8 @@
 
 
 class TestSnapshotPattern(manager.ScenarioTest):
-    """
-    This test is for snapshotting an instance and booting with it.
+    """This test is for snapshotting an instance and booting with it.
+
     The following is the scenario outline:
      * boot an instance and create a timestamp file in it
      * snapshot the instance
@@ -36,44 +36,38 @@
 
     """
 
-    def _boot_image(self, image_id):
-        security_groups = [{'name': self.security_group['name']}]
-        create_kwargs = {
-            'key_name': self.keypair['name'],
-            'security_groups': security_groups
-        }
-        return self.create_server(image=image_id, create_kwargs=create_kwargs)
-
-    def _add_keypair(self):
-        self.keypair = self.create_keypair()
-
     @test.idempotent_id('608e604b-1d63-4a82-8e3e-91bc665c90b4')
     @testtools.skipUnless(CONF.compute_feature_enabled.snapshot,
                           'Snapshotting is not available.')
     @test.services('compute', 'network', 'image')
     def test_snapshot_pattern(self):
         # prepare for booting an instance
-        self._add_keypair()
-        self.security_group = self._create_security_group()
+        keypair = self.create_keypair()
+        security_group = self._create_security_group()
 
         # boot an instance and create a timestamp file in it
-        server = self._boot_image(CONF.compute.image_ref)
-        if CONF.compute.use_floatingip_for_ssh:
-            fip_for_server = self.create_floating_ip(server)
-            timestamp = self.create_timestamp(fip_for_server['ip'])
-        else:
-            timestamp = self.create_timestamp(server)
+        server = self.create_server(
+            image_id=CONF.compute.image_ref,
+            key_name=keypair['name'],
+            security_groups=[{'name': security_group['name']}],
+            wait_until='ACTIVE')
+
+        instance_ip = self.get_server_or_ip(server)
+        timestamp = self.create_timestamp(instance_ip,
+                                          private_key=keypair['private_key'])
 
         # snapshot the instance
         snapshot_image = self.create_server_snapshot(server=server)
 
         # boot a second instance from the snapshot
-        server_from_snapshot = self._boot_image(snapshot_image['id'])
+        server_from_snapshot = self.create_server(
+            image_id=snapshot_image['id'],
+            key_name=keypair['name'],
+            security_groups=[{'name': security_group['name']}],
+            wait_until='ACTIVE')
 
         # check the existence of the timestamp file in the second instance
-        if CONF.compute.use_floatingip_for_ssh:
-            fip_for_snapshot = self.create_floating_ip(server_from_snapshot)
-            timestamp2 = self.get_timestamp(fip_for_snapshot['ip'])
-        else:
-            timestamp2 = self.get_timestamp(server_from_snapshot)
+        server_from_snapshot_ip = self.get_server_or_ip(server_from_snapshot)
+        timestamp2 = self.get_timestamp(server_from_snapshot_ip,
+                                        private_key=keypair['private_key'])
         self.assertEqual(timestamp, timestamp2)
diff --git a/tempest/scenario/test_stamp_pattern.py b/tempest/scenario/test_stamp_pattern.py
index 6eceeb2..faae800 100644
--- a/tempest/scenario/test_stamp_pattern.py
+++ b/tempest/scenario/test_stamp_pattern.py
@@ -33,7 +33,8 @@
 
 
 class TestStampPattern(manager.ScenarioTest):
-    """
+    """The test suite for both snapshoting and attaching of volume
+
     This test is for snapshotting an instance/volume and attaching the volume
     created from snapshot to the instance booted from snapshot.
     The following is the scenario outline:
@@ -63,14 +64,6 @@
         self.snapshots_client.wait_for_snapshot_status(volume_snapshot['id'],
                                                        status)
 
-    def _boot_image(self, image_id, keypair, security_group):
-        security_groups = [{'name': security_group['name']}]
-        create_kwargs = {
-            'key_name': keypair['name'],
-            'security_groups': security_groups
-        }
-        return self.create_server(image=image_id, create_kwargs=create_kwargs)
-
     def _create_volume_snapshot(self, volume):
         snapshot_name = data_utils.rand_name('scenario-snapshot')
         snapshot = self.snapshots_client.create_snapshot(
@@ -134,15 +127,14 @@
 
         # boot an instance and create a timestamp file in it
         volume = self._create_volume()
-        server = self._boot_image(CONF.compute.image_ref, keypair,
-                                  security_group)
+        server = self.create_server(
+            image_id=CONF.compute.image_ref,
+            key_name=keypair['name'],
+            security_groups=security_group,
+            wait_until='ACTIVE')
 
         # create and add floating IP to server1
-        if CONF.compute.use_floatingip_for_ssh:
-            floating_ip_for_server = self.create_floating_ip(server)
-            ip_for_server = floating_ip_for_server['ip']
-        else:
-            ip_for_server = server
+        ip_for_server = self.get_server_or_ip(server)
 
         self._attach_volume(server, volume)
         self._wait_for_volume_available_on_the_system(ip_for_server,
@@ -163,16 +155,13 @@
             snapshot_id=volume_snapshot['id'])
 
         # boot second instance from the snapshot(instance2)
-        server_from_snapshot = self._boot_image(snapshot_image['id'],
-                                                keypair, security_group)
+        server_from_snapshot = self.create_server(
+            image_id=snapshot_image['id'],
+            key_name=keypair['name'],
+            security_groups=security_group)
 
         # create and add floating IP to server_from_snapshot
-        if CONF.compute.use_floatingip_for_ssh:
-            floating_ip_for_snapshot = self.create_floating_ip(
-                server_from_snapshot)
-            ip_for_snapshot = floating_ip_for_snapshot['ip']
-        else:
-            ip_for_snapshot = server_from_snapshot
+        ip_for_snapshot = self.get_server_or_ip(server_from_snapshot)
 
         # attach volume2 to instance2
         self._attach_volume(server_from_snapshot, volume_from_snapshot)
diff --git a/tempest/scenario/test_volume_boot_pattern.py b/tempest/scenario/test_volume_boot_pattern.py
index d4bddc0..81ecda0 100644
--- a/tempest/scenario/test_volume_boot_pattern.py
+++ b/tempest/scenario/test_volume_boot_pattern.py
@@ -11,7 +11,6 @@
 #    under the License.
 
 from oslo_log import log
-from tempest_lib import decorators
 
 from tempest.common.utils import data_utils
 from tempest.common import waiters
@@ -26,8 +25,7 @@
 
 class TestVolumeBootPattern(manager.ScenarioTest):
 
-    """
-    This test case attempts to reproduce the following steps:
+    """This test case attempts to reproduce the following steps:
 
      * Create in Cinder some bootable volume importing a Glance image
      * Boot an instance from the bootable volume
@@ -71,7 +69,10 @@
                 {'name': security_group['name']}]
         create_kwargs.update(self._get_bdm(
             vol_id, delete_on_termination=delete_on_termination))
-        return self.create_server(image='', create_kwargs=create_kwargs)
+        return self.create_server(
+            image='',
+            wait_until='ACTIVE',
+            **create_kwargs)
 
     def _create_snapshot_from_volume(self, vol_id):
         snap_name = data_utils.rand_name('snapshot')
@@ -96,32 +97,10 @@
         vol_name = data_utils.rand_name('volume')
         return self.create_volume(name=vol_name, snapshot_id=snap_id)
 
-    def _ssh_to_server(self, server, keypair):
-        if CONF.compute.use_floatingip_for_ssh:
-            ip = self.create_floating_ip(server)['ip']
-        else:
-            ip = server
-
-        return self.get_remote_client(ip, private_key=keypair['private_key'],
-                                      log_console_of_servers=[server])
-
-    def _get_content(self, ssh_client):
-        return ssh_client.exec_command('cat /tmp/text')
-
-    def _write_text(self, ssh_client):
-        text = data_utils.rand_name('text')
-        ssh_client.exec_command('echo "%s" > /tmp/text; sync' % (text))
-
-        return self._get_content(ssh_client)
-
     def _delete_server(self, server):
         self.servers_client.delete_server(server['id'])
         waiters.wait_for_server_termination(self.servers_client, server['id'])
 
-    def _check_content_of_written_file(self, ssh_client, expected):
-        actual = self._get_content(ssh_client)
-        self.assertEqual(expected, actual)
-
     @test.idempotent_id('557cd2c2-4eb8-4dce-98be-f86765ff311b')
     @test.attr(type='smoke')
     @test.services('compute', 'volume', 'image')
@@ -135,9 +114,9 @@
                                                        keypair, security_group)
 
         # write content to volume on instance
-        ssh_client_for_instance_1st = self._ssh_to_server(instance_1st,
-                                                          keypair)
-        text = self._write_text(ssh_client_for_instance_1st)
+        ip_instance_1st = self.get_server_or_ip(instance_1st)
+        timestamp = self.create_timestamp(ip_instance_1st,
+                                          private_key=keypair['private_key'])
 
         # delete instance
         self._delete_server(instance_1st)
@@ -147,24 +126,26 @@
                                                        keypair, security_group)
 
         # check the content of written file
-        ssh_client_for_instance_2nd = self._ssh_to_server(instance_2nd,
-                                                          keypair)
-        self._check_content_of_written_file(ssh_client_for_instance_2nd, text)
+        ip_instance_2nd = self.get_server_or_ip(instance_2nd)
+        timestamp2 = self.get_timestamp(ip_instance_2nd,
+                                        private_key=keypair['private_key'])
+        self.assertEqual(timestamp, timestamp2)
 
         # snapshot a volume
         snapshot = self._create_snapshot_from_volume(volume_origin['id'])
 
         # create a 3rd instance from snapshot
         volume = self._create_volume_from_snapshot(snapshot['id'])
-        instance_from_snapshot = (
+        server_from_snapshot = (
             self._boot_instance_from_volume(volume['id'],
                                             keypair, security_group))
 
         # check the content of written file
-        ssh_client = self._ssh_to_server(instance_from_snapshot, keypair)
-        self._check_content_of_written_file(ssh_client, text)
+        server_from_snapshot_ip = self.get_server_or_ip(server_from_snapshot)
+        timestamp3 = self.get_timestamp(server_from_snapshot_ip,
+                                        private_key=keypair['private_key'])
+        self.assertEqual(timestamp, timestamp3)
 
-    @decorators.skip_because(bug='1489581')
     @test.idempotent_id('36c34c67-7b54-4b59-b188-02a2f458a63b')
     @test.services('compute', 'volume', 'image')
     def test_create_ebs_image_and_check_boot(self):
@@ -180,7 +161,8 @@
         self._delete_server(instance)
 
         # boot instance from EBS image
-        instance = self.create_server(image=image['id'])
+        instance = self.create_server(
+            image_id=image['id'])
         # just ensure that instance booted
 
         # delete instance
diff --git a/tempest/scenario/utils.py b/tempest/scenario/utils.py
index 12509f7..fa7c0c9 100644
--- a/tempest/scenario/utils.py
+++ b/tempest/scenario/utils.py
@@ -24,7 +24,7 @@
 import testtools
 
 from tempest import clients
-from tempest.common import credentials
+from tempest.common import credentials_factory as credentials
 from tempest import config
 
 CONF = config.CONF
@@ -72,8 +72,7 @@
 @misc.singleton
 class InputScenarioUtils(object):
 
-    """
-    Example usage:
+    """Example usage:
 
     import testscenarios
     (...)
@@ -124,9 +123,7 @@
 
     @property
     def scenario_images(self):
-        """
-        :return: a scenario with name and uuid of images
-        """
+        """:return: a scenario with name and uuid of images"""
         if not CONF.service_available.glance:
             return []
         if not hasattr(self, '_scenario_images'):
@@ -143,9 +140,7 @@
 
     @property
     def scenario_flavors(self):
-        """
-        :return: a scenario with name and uuid of flavors
-        """
+        """:return: a scenario with name and uuid of flavors"""
         if not hasattr(self, '_scenario_flavors'):
             try:
                 flavors = self.flavors_client.list_flavors()['flavors']
@@ -160,10 +155,11 @@
 
 
 def load_tests_input_scenario_utils(*args):
+    """Wrapper for testscenarios to set the scenarios
+
+    The purpose is to avoid running a getattr on the CONF object at import.
     """
-    Wrapper for testscenarios to set the scenarios to avoid running a getattr
-    on the CONF object at import.
-    """
+
     if getattr(args[0], 'suiteClass', None) is not None:
         loader, standard_tests, pattern = args
     else:
diff --git a/tempest/services/baremetal/base.py b/tempest/services/baremetal/base.py
index 2ac3fb2..004c0de 100644
--- a/tempest/services/baremetal/base.py
+++ b/tempest/services/baremetal/base.py
@@ -40,10 +40,7 @@
 
 
 class BaremetalClient(service_client.ServiceClient):
-    """
-    Base Tempest REST client for Ironic API.
-
-    """
+    """Base Tempest REST client for Ironic API."""
 
     uri_prefix = ''
 
@@ -58,8 +55,7 @@
         return json.loads(object_str)
 
     def _get_uri(self, resource_name, uuid=None, permanent=False):
-        """
-        Get URI for a specific resource or object.
+        """Get URI for a specific resource or object.
 
         :param resource_name: The name of the REST resource, e.g., 'nodes'.
         :param uuid: The unique identifier of an object in UUID format.
@@ -73,8 +69,7 @@
                                            uuid='/%s' % uuid if uuid else '')
 
     def _make_patch(self, allowed_attributes, **kw):
-        """
-        Create a JSON patch according to RFC 6902.
+        """Create a JSON patch according to RFC 6902.
 
         :param allowed_attributes: An iterable object that contains a set of
             allowed attributes for an object.
@@ -103,8 +98,7 @@
         return patch
 
     def _list_request(self, resource, permanent=False, **kwargs):
-        """
-        Get the list of objects of the specified type.
+        """Get the list of objects of the specified type.
 
         :param resource: The name of the REST resource, e.g., 'nodes'.
         "param **kw: Parameters for the request.
@@ -122,8 +116,7 @@
         return resp, self.deserialize(body)
 
     def _show_request(self, resource, uuid, permanent=False, **kwargs):
-        """
-        Gets a specific object of the specified type.
+        """Gets a specific object of the specified type.
 
         :param uuid: Unique identifier of the object in UUID format.
         :return: Serialized object as a dictionary.
@@ -139,8 +132,7 @@
         return resp, self.deserialize(body)
 
     def _create_request(self, resource, object_dict):
-        """
-        Create an object of the specified type.
+        """Create an object of the specified type.
 
         :param resource: The name of the REST resource, e.g., 'nodes'.
         :param object_dict: A Python dict that represents an object of the
@@ -158,8 +150,7 @@
         return resp, self.deserialize(body)
 
     def _delete_request(self, resource, uuid):
-        """
-        Delete specified object.
+        """Delete specified object.
 
         :param resource: The name of the REST resource, e.g., 'nodes'.
         :param uuid: The unique identifier of an object in UUID format.
@@ -173,8 +164,7 @@
         return resp, body
 
     def _patch_request(self, resource, uuid, patch_object):
-        """
-        Update specified object with JSON-patch.
+        """Update specified object with JSON-patch.
 
         :param resource: The name of the REST resource, e.g., 'nodes'.
         :param uuid: The unique identifier of an object in UUID format.
@@ -197,8 +187,7 @@
 
     @handle_errors
     def get_version_description(self, version='v1'):
-        """
-        Retrieves the desctription of the API.
+        """Retrieves the desctription of the API.
 
         :param version: The version of the API. Default: 'v1'.
         :return: Serialized description of API resources.
@@ -207,10 +196,7 @@
         return self._list_request(version, permanent=True)
 
     def _put_request(self, resource, put_object):
-        """
-        Update specified object with JSON-patch.
-
-        """
+        """Update specified object with JSON-patch."""
         uri = self._get_uri(resource)
         put_body = json.dumps(put_object)
 
diff --git a/tempest/services/baremetal/v1/json/baremetal_client.py b/tempest/services/baremetal/v1/json/baremetal_client.py
index 479402a..f24ef68 100644
--- a/tempest/services/baremetal/v1/json/baremetal_client.py
+++ b/tempest/services/baremetal/v1/json/baremetal_client.py
@@ -14,9 +14,7 @@
 
 
 class BaremetalClient(base.BaremetalClient):
-    """
-    Base Tempest REST client for Ironic API v1.
-    """
+    """Base Tempest REST client for Ironic API v1."""
     version = '1'
     uri_prefix = 'v1'
 
@@ -62,8 +60,7 @@
 
     @base.handle_errors
     def show_node(self, uuid):
-        """
-        Gets a specific node.
+        """Gets a specific node.
 
         :param uuid: Unique identifier of the node in UUID format.
         :return: Serialized node as a dictionary.
@@ -73,8 +70,7 @@
 
     @base.handle_errors
     def show_node_by_instance_uuid(self, instance_uuid):
-        """
-        Gets a node associated with given instance uuid.
+        """Gets a node associated with given instance uuid.
 
         :param uuid: Unique identifier of the node in UUID format.
         :return: Serialized node as a dictionary.
@@ -88,8 +84,7 @@
 
     @base.handle_errors
     def show_chassis(self, uuid):
-        """
-        Gets a specific chassis.
+        """Gets a specific chassis.
 
         :param uuid: Unique identifier of the chassis in UUID format.
         :return: Serialized chassis as a dictionary.
@@ -99,8 +94,7 @@
 
     @base.handle_errors
     def show_port(self, uuid):
-        """
-        Gets a specific port.
+        """Gets a specific port.
 
         :param uuid: Unique identifier of the port in UUID format.
         :return: Serialized port as a dictionary.
@@ -110,8 +104,7 @@
 
     @base.handle_errors
     def show_port_by_address(self, address):
-        """
-        Gets a specific port by address.
+        """Gets a specific port by address.
 
         :param address: MAC address of the port.
         :return: Serialized port as a dictionary.
@@ -122,8 +115,7 @@
         return self._show_request('ports', uuid=None, uri=uri)
 
     def show_driver(self, driver_name):
-        """
-        Gets a specific driver.
+        """Gets a specific driver.
 
         :param driver_name: Name of driver.
         :return: Serialized driver as a dictionary.
@@ -132,8 +124,7 @@
 
     @base.handle_errors
     def create_node(self, chassis_id=None, **kwargs):
-        """
-        Create a baremetal node with the specified parameters.
+        """Create a baremetal node with the specified parameters.
 
         :param cpu_arch: CPU architecture of the node. Default: x86_64.
         :param cpus: Number of CPUs. Default: 8.
@@ -154,8 +145,7 @@
 
     @base.handle_errors
     def create_chassis(self, **kwargs):
-        """
-        Create a chassis with the specified parameters.
+        """Create a chassis with the specified parameters.
 
         :param description: The description of the chassis.
             Default: test-chassis
@@ -168,8 +158,7 @@
 
     @base.handle_errors
     def create_port(self, node_id, **kwargs):
-        """
-        Create a port with the specified parameters.
+        """Create a port with the specified parameters.
 
         :param node_id: The ID of the node which owns the port.
         :param address: MAC address of the port.
@@ -191,8 +180,7 @@
 
     @base.handle_errors
     def delete_node(self, uuid):
-        """
-        Deletes a node having the specified UUID.
+        """Deletes a node having the specified UUID.
 
         :param uuid: The unique identifier of the node.
         :return: A tuple with the server response and the response body.
@@ -202,8 +190,7 @@
 
     @base.handle_errors
     def delete_chassis(self, uuid):
-        """
-        Deletes a chassis having the specified UUID.
+        """Deletes a chassis having the specified UUID.
 
         :param uuid: The unique identifier of the chassis.
         :return: A tuple with the server response and the response body.
@@ -213,8 +200,7 @@
 
     @base.handle_errors
     def delete_port(self, uuid):
-        """
-        Deletes a port having the specified UUID.
+        """Deletes a port having the specified UUID.
 
         :param uuid: The unique identifier of the port.
         :return: A tuple with the server response and the response body.
@@ -224,8 +210,7 @@
 
     @base.handle_errors
     def update_node(self, uuid, **kwargs):
-        """
-        Update the specified node.
+        """Update the specified node.
 
         :param uuid: The unique identifier of the node.
         :return: A tuple with the server response and the updated node.
@@ -244,8 +229,7 @@
 
     @base.handle_errors
     def update_chassis(self, uuid, **kwargs):
-        """
-        Update the specified chassis.
+        """Update the specified chassis.
 
         :param uuid: The unique identifier of the chassis.
         :return: A tuple with the server response and the updated chassis.
@@ -258,8 +242,7 @@
 
     @base.handle_errors
     def update_port(self, uuid, patch):
-        """
-        Update the specified port.
+        """Update the specified port.
 
         :param uuid: The unique identifier of the port.
         :param patch: List of dicts representing json patches.
@@ -271,8 +254,7 @@
 
     @base.handle_errors
     def set_node_power_state(self, node_uuid, state):
-        """
-        Set power state of the specified node.
+        """Set power state of the specified node.
 
         :param node_uuid: The unique identifier of the node.
         :state: desired state to set (on/off/reboot).
@@ -284,8 +266,7 @@
 
     @base.handle_errors
     def validate_driver_interface(self, node_uuid):
-        """
-        Get all driver interfaces of a specific node.
+        """Get all driver interfaces of a specific node.
 
         :param uuid: Unique identifier of the node in UUID format.
 
@@ -300,8 +281,7 @@
 
     @base.handle_errors
     def set_node_boot_device(self, node_uuid, boot_device, persistent=False):
-        """
-        Set the boot device of the specified node.
+        """Set the boot device of the specified node.
 
         :param node_uuid: The unique identifier of the node.
         :param boot_device: The boot device name.
@@ -318,8 +298,7 @@
 
     @base.handle_errors
     def get_node_boot_device(self, node_uuid):
-        """
-        Get the current boot device of the specified node.
+        """Get the current boot device of the specified node.
 
         :param node_uuid: The unique identifier of the node.
 
@@ -331,8 +310,7 @@
 
     @base.handle_errors
     def get_node_supported_boot_devices(self, node_uuid):
-        """
-        Get the supported boot devices of the specified node.
+        """Get the supported boot devices of the specified node.
 
         :param node_uuid: The unique identifier of the node.
 
@@ -344,8 +322,7 @@
 
     @base.handle_errors
     def get_console(self, node_uuid):
-        """
-        Get connection information about the console.
+        """Get connection information about the console.
 
         :param node_uuid: Unique identifier of the node in UUID format.
 
@@ -357,8 +334,7 @@
 
     @base.handle_errors
     def set_console_mode(self, node_uuid, enabled):
-        """
-        Start and stop the node console.
+        """Start and stop the node console.
 
         :param node_uuid: Unique identifier of the node in UUID format.
         :param enabled: Boolean value; whether to enable or disable the
diff --git a/tempest/services/botoclients.py b/tempest/services/botoclients.py
index bedb9ec..e117719 100644
--- a/tempest/services/botoclients.py
+++ b/tempest/services/botoclients.py
@@ -88,8 +88,8 @@
         return self.connect_method(**self.connection_data)
 
     def get_aws_credentials(self, identity_client):
-        """
-        Obtain existing, or create new AWS credentials
+        """Obtain existing, or create new AWS credentials
+
         :param identity_client: identity client with embedded credentials
         :return: EC2 credentials
         """
diff --git a/tempest/services/compute/json/floating_ips_client.py b/tempest/services/compute/json/floating_ips_client.py
index 69d06a3..b3e2f2f 100644
--- a/tempest/services/compute/json/floating_ips_client.py
+++ b/tempest/services/compute/json/floating_ips_client.py
@@ -42,11 +42,14 @@
         self.validate_response(schema.create_get_floating_ip, resp, body)
         return service_client.ResponseBody(resp, body)
 
-    def create_floating_ip(self, pool_name=None):
-        """Allocate a floating IP to the project."""
+    def create_floating_ip(self, **kwargs):
+        """Allocate a floating IP to the project.
+
+        Available params: see http://developer.openstack.org/
+                              api-ref-compute-v2.1.html#createFloatingIP
+        """
         url = 'os-floating-ips'
-        post_body = {'pool': pool_name}
-        post_body = json.dumps(post_body)
+        post_body = json.dumps(kwargs)
         resp, body = self.post(url, post_body)
         body = json.loads(body)
         self.validate_response(schema.create_get_floating_ip, resp, body)
diff --git a/tempest/services/compute/json/hypervisor_client.py b/tempest/services/compute/json/hypervisor_client.py
deleted file mode 100644
index ba06f23..0000000
--- a/tempest/services/compute/json/hypervisor_client.py
+++ /dev/null
@@ -1,70 +0,0 @@
-# Copyright 2013 IBM Corporation.
-# All Rights Reserved.
-#
-#    Licensed under the Apache License, Version 2.0 (the "License"); you may
-#    not use this file except in compliance with the License. You may obtain
-#    a copy of the License at
-#
-#         http://www.apache.org/licenses/LICENSE-2.0
-#
-#    Unless required by applicable law or agreed to in writing, software
-#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-#    License for the specific language governing permissions and limitations
-#    under the License.
-
-from oslo_serialization import jsonutils as json
-
-from tempest.api_schema.response.compute.v2_1 import hypervisors as schema
-from tempest.common import service_client
-
-
-class HypervisorClient(service_client.ServiceClient):
-
-    def list_hypervisors(self, detail=False):
-        """List hypervisors information."""
-        url = 'os-hypervisors'
-        _schema = schema.list_search_hypervisors
-        if detail:
-            url += '/detail'
-            _schema = schema.list_hypervisors_detail
-
-        resp, body = self.get(url)
-        body = json.loads(body)
-        self.validate_response(_schema, resp, body)
-        return service_client.ResponseBody(resp, body)
-
-    def show_hypervisor(self, hypervisor_id):
-        """Display the details of the specified hypervisor."""
-        resp, body = self.get('os-hypervisors/%s' % hypervisor_id)
-        body = json.loads(body)
-        self.validate_response(schema.get_hypervisor, resp, body)
-        return service_client.ResponseBody(resp, body)
-
-    def list_servers_on_hypervisor(self, hypervisor_name):
-        """List instances belonging to the specified hypervisor."""
-        resp, body = self.get('os-hypervisors/%s/servers' % hypervisor_name)
-        body = json.loads(body)
-        self.validate_response(schema.get_hypervisors_servers, resp, body)
-        return service_client.ResponseBody(resp, body)
-
-    def show_hypervisor_statistics(self):
-        """Get hypervisor statistics over all compute nodes."""
-        resp, body = self.get('os-hypervisors/statistics')
-        body = json.loads(body)
-        self.validate_response(schema.get_hypervisor_statistics, resp, body)
-        return service_client.ResponseBody(resp, body)
-
-    def show_hypervisor_uptime(self, hypervisor_id):
-        """Display the uptime of the specified hypervisor."""
-        resp, body = self.get('os-hypervisors/%s/uptime' % hypervisor_id)
-        body = json.loads(body)
-        self.validate_response(schema.get_hypervisor_uptime, resp, body)
-        return service_client.ResponseBody(resp, body)
-
-    def search_hypervisor(self, hypervisor_name):
-        """Search specified hypervisor."""
-        resp, body = self.get('os-hypervisors/%s/search' % hypervisor_name)
-        body = json.loads(body)
-        self.validate_response(schema.list_search_hypervisors, resp, body)
-        return service_client.ResponseBody(resp, body)
diff --git a/tempest/services/compute/json/images_client.py b/tempest/services/compute/json/images_client.py
deleted file mode 100644
index 99fdfe6..0000000
--- a/tempest/services/compute/json/images_client.py
+++ /dev/null
@@ -1,122 +0,0 @@
-# Copyright 2012 OpenStack Foundation
-# All Rights Reserved.
-#
-#    Licensed under the Apache License, Version 2.0 (the "License"); you may
-#    not use this file except in compliance with the License. You may obtain
-#    a copy of the License at
-#
-#         http://www.apache.org/licenses/LICENSE-2.0
-#
-#    Unless required by applicable law or agreed to in writing, software
-#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-#    License for the specific language governing permissions and limitations
-#    under the License.
-
-from oslo_serialization import jsonutils as json
-from six.moves.urllib import parse as urllib
-from tempest_lib import exceptions as lib_exc
-
-from tempest.api_schema.response.compute.v2_1 import images as schema
-from tempest.common import service_client
-
-
-class ImagesClient(service_client.ServiceClient):
-
-    def create_image(self, server_id, **kwargs):
-        """Creates an image of the original server."""
-
-        post_body = {'createImage': kwargs}
-        post_body = json.dumps(post_body)
-        resp, body = self.post('servers/%s/action' % server_id,
-                               post_body)
-        self.validate_response(schema.create_image, resp, body)
-        return service_client.ResponseBody(resp, body)
-
-    def list_images(self, detail=False, **params):
-        """Returns a list of all images filtered by any parameters."""
-        url = 'images'
-        _schema = schema.list_images
-        if detail:
-            url += '/detail'
-            _schema = schema.list_images_details
-
-        if params:
-            url += '?%s' % urllib.urlencode(params)
-
-        resp, body = self.get(url)
-        body = json.loads(body)
-        self.validate_response(_schema, resp, body)
-        return service_client.ResponseBody(resp, body)
-
-    def show_image(self, image_id):
-        """Returns the details of a single image."""
-        resp, body = self.get("images/%s" % image_id)
-        self.expected_success(200, resp.status)
-        body = json.loads(body)
-        self.validate_response(schema.get_image, resp, body)
-        return service_client.ResponseBody(resp, body)
-
-    def delete_image(self, image_id):
-        """Deletes the provided image."""
-        resp, body = self.delete("images/%s" % image_id)
-        self.validate_response(schema.delete, resp, body)
-        return service_client.ResponseBody(resp, body)
-
-    def list_image_metadata(self, image_id):
-        """Lists all metadata items for an image."""
-        resp, body = self.get("images/%s/metadata" % image_id)
-        body = json.loads(body)
-        self.validate_response(schema.image_metadata, resp, body)
-        return service_client.ResponseBody(resp, body)
-
-    def set_image_metadata(self, image_id, meta):
-        """Sets the metadata for an image."""
-        post_body = json.dumps({'metadata': meta})
-        resp, body = self.put('images/%s/metadata' % image_id, post_body)
-        body = json.loads(body)
-        self.validate_response(schema.image_metadata, resp, body)
-        return service_client.ResponseBody(resp, body)
-
-    def update_image_metadata(self, image_id, meta):
-        """Updates the metadata for an image."""
-        post_body = json.dumps({'metadata': meta})
-        resp, body = self.post('images/%s/metadata' % image_id, post_body)
-        body = json.loads(body)
-        self.validate_response(schema.image_metadata, resp, body)
-        return service_client.ResponseBody(resp, body)
-
-    def show_image_metadata_item(self, image_id, key):
-        """Returns the value for a specific image metadata key."""
-        resp, body = self.get("images/%s/metadata/%s" % (image_id, key))
-        body = json.loads(body)
-        self.validate_response(schema.image_meta_item, resp, body)
-        return service_client.ResponseBody(resp, body)
-
-    def set_image_metadata_item(self, image_id, key, meta):
-        """Sets the value for a specific image metadata key."""
-        post_body = json.dumps({'meta': meta})
-        resp, body = self.put('images/%s/metadata/%s' % (image_id, key),
-                              post_body)
-        body = json.loads(body)
-        self.validate_response(schema.image_meta_item, resp, body)
-        return service_client.ResponseBody(resp, body)
-
-    def delete_image_metadata_item(self, image_id, key):
-        """Deletes a single image metadata key/value pair."""
-        resp, body = self.delete("images/%s/metadata/%s" %
-                                 (image_id, key))
-        self.validate_response(schema.delete, resp, body)
-        return service_client.ResponseBody(resp, body)
-
-    def is_resource_deleted(self, id):
-        try:
-            self.show_image(id)
-        except lib_exc.NotFound:
-            return True
-        return False
-
-    @property
-    def resource_type(self):
-        """Returns the primary type of resource this client works with."""
-        return 'image'
diff --git a/tempest/services/compute/json/instance_usage_audit_log_client.py b/tempest/services/compute/json/instance_usage_audit_log_client.py
deleted file mode 100644
index 4d9625e..0000000
--- a/tempest/services/compute/json/instance_usage_audit_log_client.py
+++ /dev/null
@@ -1,38 +0,0 @@
-# Copyright 2013 IBM Corporation
-# All Rights Reserved.
-#
-#    Licensed under the Apache License, Version 2.0 (the "License"); you may
-#    not use this file except in compliance with the License. You may obtain
-#    a copy of the License at
-#
-#         http://www.apache.org/licenses/LICENSE-2.0
-#
-#    Unless required by applicable law or agreed to in writing, software
-#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-#    License for the specific language governing permissions and limitations
-#    under the License.
-
-from oslo_serialization import jsonutils as json
-
-from tempest.api_schema.response.compute.v2_1 import \
-    instance_usage_audit_logs as schema
-from tempest.common import service_client
-
-
-class InstanceUsagesAuditLogClient(service_client.ServiceClient):
-
-    def list_instance_usage_audit_logs(self):
-        url = 'os-instance_usage_audit_log'
-        resp, body = self.get(url)
-        body = json.loads(body)
-        self.validate_response(schema.list_instance_usage_audit_log,
-                               resp, body)
-        return service_client.ResponseBody(resp, body)
-
-    def show_instance_usage_audit_log(self, time_before):
-        url = 'os-instance_usage_audit_log/%s' % time_before
-        resp, body = self.get(url)
-        body = json.loads(body)
-        self.validate_response(schema.get_instance_usage_audit_log, resp, body)
-        return service_client.ResponseBody(resp, body)
diff --git a/tempest/services/compute/json/limits_client.py b/tempest/services/compute/json/limits_client.py
deleted file mode 100644
index b64b4a5..0000000
--- a/tempest/services/compute/json/limits_client.py
+++ /dev/null
@@ -1,28 +0,0 @@
-# Copyright 2012 OpenStack Foundation
-# All Rights Reserved.
-#
-#    Licensed under the Apache License, Version 2.0 (the "License"); you may
-#    not use this file except in compliance with the License. You may obtain
-#    a copy of the License at
-#
-#         http://www.apache.org/licenses/LICENSE-2.0
-#
-#    Unless required by applicable law or agreed to in writing, software
-#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-#    License for the specific language governing permissions and limitations
-#    under the License.
-
-from oslo_serialization import jsonutils as json
-
-from tempest.api_schema.response.compute.v2_1 import limits as schema
-from tempest.common import service_client
-
-
-class LimitsClient(service_client.ServiceClient):
-
-    def show_limits(self):
-        resp, body = self.get("limits")
-        body = json.loads(body)
-        self.validate_response(schema.get_limit, resp, body)
-        return service_client.ResponseBody(resp, body)
diff --git a/tempest/services/compute/json/migrations_client.py b/tempest/services/compute/json/migrations_client.py
deleted file mode 100644
index b302539..0000000
--- a/tempest/services/compute/json/migrations_client.py
+++ /dev/null
@@ -1,34 +0,0 @@
-# Copyright 2014 NEC Corporation.
-#
-#    Licensed under the Apache License, Version 2.0 (the "License"); you may
-#    not use this file except in compliance with the License. You may obtain
-#    a copy of the License at
-#
-#         http://www.apache.org/licenses/LICENSE-2.0
-#
-#    Unless required by applicable law or agreed to in writing, software
-#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-#    License for the specific language governing permissions and limitations
-#    under the License.
-
-from oslo_serialization import jsonutils as json
-from six.moves.urllib import parse as urllib
-
-from tempest.api_schema.response.compute.v2_1 import migrations as schema
-from tempest.common import service_client
-
-
-class MigrationsClient(service_client.ServiceClient):
-
-    def list_migrations(self, **params):
-        """Lists all migrations."""
-
-        url = 'os-migrations'
-        if params:
-            url += '?%s' % urllib.urlencode(params)
-
-        resp, body = self.get(url)
-        body = json.loads(body)
-        self.validate_response(schema.list_migrations, resp, body)
-        return service_client.ResponseBody(resp, body)
diff --git a/tempest/services/compute/json/networks_client.py b/tempest/services/compute/json/networks_client.py
deleted file mode 100644
index dd20ee5..0000000
--- a/tempest/services/compute/json/networks_client.py
+++ /dev/null
@@ -1,33 +0,0 @@
-# Copyright 2012 OpenStack Foundation
-# All Rights Reserved.
-#
-#    Licensed under the Apache License, Version 2.0 (the "License"); you may
-#    not use this file except in compliance with the License. You may obtain
-#    a copy of the License at
-#
-#         http://www.apache.org/licenses/LICENSE-2.0
-#
-#    Unless required by applicable law or agreed to in writing, software
-#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-#    License for the specific language governing permissions and limitations
-#    under the License.
-
-from oslo_serialization import jsonutils as json
-
-from tempest.common import service_client
-
-
-class NetworksClient(service_client.ServiceClient):
-
-    def list_networks(self):
-        resp, body = self.get("os-networks")
-        body = json.loads(body)
-        self.expected_success(200, resp.status)
-        return service_client.ResponseBody(resp, body)
-
-    def show_network(self, network_id):
-        resp, body = self.get("os-networks/%s" % network_id)
-        body = json.loads(body)
-        self.expected_success(200, resp.status)
-        return service_client.ResponseBody(resp, body)
diff --git a/tempest/services/compute/json/quota_classes_client.py b/tempest/services/compute/json/quota_classes_client.py
deleted file mode 100644
index d55c3f1..0000000
--- a/tempest/services/compute/json/quota_classes_client.py
+++ /dev/null
@@ -1,46 +0,0 @@
-# Copyright 2012 NTT Data
-# All Rights Reserved.
-#
-#    Licensed under the Apache License, Version 2.0 (the "License"); you may
-#    not use this file except in compliance with the License. You may obtain
-#    a copy of the License at
-#
-#         http://www.apache.org/licenses/LICENSE-2.0
-#
-#    Unless required by applicable law or agreed to in writing, software
-#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-#    License for the specific language governing permissions and limitations
-#    under the License.
-
-from oslo_serialization import jsonutils as json
-
-from tempest.api_schema.response.compute.v2_1\
-    import quota_classes as classes_schema
-from tempest.common import service_client
-
-
-class QuotaClassesClient(service_client.ServiceClient):
-
-    def show_quota_class_set(self, quota_class_id):
-        """List the quota class set for a quota class."""
-
-        url = 'os-quota-class-sets/%s' % quota_class_id
-        resp, body = self.get(url)
-        body = json.loads(body)
-        self.validate_response(classes_schema.get_quota_class_set, resp, body)
-        return service_client.ResponseBody(resp, body)
-
-    def update_quota_class_set(self, quota_class_id, **kwargs):
-        """
-        Updates the quota class's limits for one or more resources.
-        """
-        post_body = json.dumps({'quota_class_set': kwargs})
-
-        resp, body = self.put('os-quota-class-sets/%s' % quota_class_id,
-                              post_body)
-
-        body = json.loads(body)
-        self.validate_response(classes_schema.update_quota_class_set,
-                               resp, body)
-        return service_client.ResponseBody(resp, body)
diff --git a/tempest/services/compute/json/quotas_client.py b/tempest/services/compute/json/quotas_client.py
deleted file mode 100644
index 4a1b909..0000000
--- a/tempest/services/compute/json/quotas_client.py
+++ /dev/null
@@ -1,65 +0,0 @@
-# Copyright 2012 NTT Data
-# All Rights Reserved.
-#
-#    Licensed under the Apache License, Version 2.0 (the "License"); you may
-#    not use this file except in compliance with the License. You may obtain
-#    a copy of the License at
-#
-#         http://www.apache.org/licenses/LICENSE-2.0
-#
-#    Unless required by applicable law or agreed to in writing, software
-#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-#    License for the specific language governing permissions and limitations
-#    under the License.
-
-from oslo_serialization import jsonutils as json
-
-from tempest.api_schema.response.compute.v2_1 import quotas as schema
-from tempest.common import service_client
-
-
-class QuotasClient(service_client.ServiceClient):
-
-    def show_quota_set(self, tenant_id, user_id=None):
-        """List the quota set for a tenant."""
-
-        url = 'os-quota-sets/%s' % tenant_id
-        if user_id:
-            url += '?user_id=%s' % user_id
-        resp, body = self.get(url)
-        body = json.loads(body)
-        self.validate_response(schema.get_quota_set, resp, body)
-        return service_client.ResponseBody(resp, body)
-
-    def show_default_quota_set(self, tenant_id):
-        """List the default quota set for a tenant."""
-
-        url = 'os-quota-sets/%s/defaults' % tenant_id
-        resp, body = self.get(url)
-        body = json.loads(body)
-        self.validate_response(schema.get_quota_set, resp, body)
-        return service_client.ResponseBody(resp, body)
-
-    def update_quota_set(self, tenant_id, user_id=None, **kwargs):
-        """
-        Updates the tenant's quota limits for one or more resources
-        """
-        post_body = json.dumps({'quota_set': kwargs})
-
-        if user_id:
-            resp, body = self.put('os-quota-sets/%s?user_id=%s' %
-                                  (tenant_id, user_id), post_body)
-        else:
-            resp, body = self.put('os-quota-sets/%s' % tenant_id,
-                                  post_body)
-
-        body = json.loads(body)
-        self.validate_response(schema.update_quota_set, resp, body)
-        return service_client.ResponseBody(resp, body)
-
-    def delete_quota_set(self, tenant_id):
-        """Delete the tenant's quota set."""
-        resp, body = self.delete('os-quota-sets/%s' % tenant_id)
-        self.validate_response(schema.delete_quota, resp, body)
-        return service_client.ResponseBody(resp, body)
diff --git a/tempest/services/compute/json/security_group_default_rules_client.py b/tempest/services/compute/json/security_group_default_rules_client.py
deleted file mode 100644
index 6e4d1e4..0000000
--- a/tempest/services/compute/json/security_group_default_rules_client.py
+++ /dev/null
@@ -1,65 +0,0 @@
-# Copyright 2014 NEC Corporation.
-# All Rights Reserved.
-#
-#    Licensed under the Apache License, Version 2.0 (the "License"); you may
-#    not use this file except in compliance with the License. You may obtain
-#    a copy of the License at
-#
-#         http://www.apache.org/licenses/LICENSE-2.0
-#
-#    Unless required by applicable law or agreed to in writing, software
-#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-#    License for the specific language governing permissions and limitations
-#    under the License.
-
-from oslo_serialization import jsonutils as json
-
-from tempest.api_schema.response.compute.v2_1 import \
-    security_group_default_rule as schema
-from tempest.common import service_client
-
-
-class SecurityGroupDefaultRulesClient(service_client.ServiceClient):
-
-    def create_security_default_group_rule(self, **kwargs):
-        """
-        Creating security group default rules.
-        ip_protocol : ip_protocol (icmp, tcp, udp).
-        from_port: Port at start of range.
-        to_port  : Port at end of range.
-        cidr     : CIDR for address range.
-        """
-        post_body = json.dumps({'security_group_default_rule': kwargs})
-        url = 'os-security-group-default-rules'
-        resp, body = self.post(url, post_body)
-        body = json.loads(body)
-        self.validate_response(schema.create_get_security_group_default_rule,
-                               resp, body)
-        return service_client.ResponseBody(resp, body)
-
-    def delete_security_group_default_rule(self,
-                                           security_group_default_rule_id):
-        """Deletes the provided Security Group default rule."""
-        resp, body = self.delete('os-security-group-default-rules/%s' % (
-            security_group_default_rule_id))
-        self.validate_response(schema.delete_security_group_default_rule,
-                               resp, body)
-        return service_client.ResponseBody(resp, body)
-
-    def list_security_group_default_rules(self):
-        """List all Security Group default rules."""
-        resp, body = self.get('os-security-group-default-rules')
-        body = json.loads(body)
-        self.validate_response(schema.list_security_group_default_rules,
-                               resp, body)
-        return service_client.ResponseBody(resp, body)
-
-    def show_security_group_default_rule(self, security_group_default_rule_id):
-        """Return the details of provided Security Group default rule."""
-        resp, body = self.get('os-security-group-default-rules/%s' %
-                              security_group_default_rule_id)
-        body = json.loads(body)
-        self.validate_response(schema.create_get_security_group_default_rule,
-                               resp, body)
-        return service_client.ResponseBody(resp, body)
diff --git a/tempest/services/compute/json/security_group_rules_client.py b/tempest/services/compute/json/security_group_rules_client.py
index 9626f60..314b1ed 100644
--- a/tempest/services/compute/json/security_group_rules_client.py
+++ b/tempest/services/compute/json/security_group_rules_client.py
@@ -22,8 +22,8 @@
 class SecurityGroupRulesClient(service_client.ServiceClient):
 
     def create_security_group_rule(self, **kwargs):
-        """
-        Creating a new security group rules.
+        """Creating a new security group rules.
+
         parent_group_id :ID of Security group
         ip_protocol : ip_proto (icmp, tcp, udp).
         from_port: Port at start of range.
diff --git a/tempest/services/compute/json/security_groups_client.py b/tempest/services/compute/json/security_groups_client.py
deleted file mode 100644
index 083d03a..0000000
--- a/tempest/services/compute/json/security_groups_client.py
+++ /dev/null
@@ -1,89 +0,0 @@
-# Copyright 2012 OpenStack Foundation
-# All Rights Reserved.
-#
-#    Licensed under the Apache License, Version 2.0 (the "License"); you may
-#    not use this file except in compliance with the License. You may obtain
-#    a copy of the License at
-#
-#         http://www.apache.org/licenses/LICENSE-2.0
-#
-#    Unless required by applicable law or agreed to in writing, software
-#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-#    License for the specific language governing permissions and limitations
-#    under the License.
-
-from oslo_serialization import jsonutils as json
-from six.moves.urllib import parse as urllib
-from tempest_lib import exceptions as lib_exc
-
-from tempest.api_schema.response.compute.v2_1 import security_groups as schema
-from tempest.common import service_client
-
-
-class SecurityGroupsClient(service_client.ServiceClient):
-
-    def list_security_groups(self, **params):
-        """List all security groups for a user."""
-
-        url = 'os-security-groups'
-        if params:
-            url += '?%s' % urllib.urlencode(params)
-
-        resp, body = self.get(url)
-        body = json.loads(body)
-        self.validate_response(schema.list_security_groups, resp, body)
-        return service_client.ResponseBody(resp, body)
-
-    def show_security_group(self, security_group_id):
-        """Get the details of a Security Group."""
-        url = "os-security-groups/%s" % security_group_id
-        resp, body = self.get(url)
-        body = json.loads(body)
-        self.validate_response(schema.get_security_group, resp, body)
-        return service_client.ResponseBody(resp, body)
-
-    def create_security_group(self, **kwargs):
-        """
-        Creates a new security group.
-        name (Required): Name of security group.
-        description (Required): Description of security group.
-        """
-        post_body = json.dumps({'security_group': kwargs})
-        resp, body = self.post('os-security-groups', post_body)
-        body = json.loads(body)
-        self.validate_response(schema.get_security_group, resp, body)
-        return service_client.ResponseBody(resp, body)
-
-    def update_security_group(self, security_group_id, **kwargs):
-        """
-        Update a security group.
-        security_group_id: a security_group to update
-        name: new name of security group
-        description: new description of security group
-        """
-        post_body = json.dumps({'security_group': kwargs})
-        resp, body = self.put('os-security-groups/%s' % security_group_id,
-                              post_body)
-        body = json.loads(body)
-        self.validate_response(schema.update_security_group, resp, body)
-        return service_client.ResponseBody(resp, body)
-
-    def delete_security_group(self, security_group_id):
-        """Deletes the provided Security Group."""
-        resp, body = self.delete(
-            'os-security-groups/%s' % security_group_id)
-        self.validate_response(schema.delete_security_group, resp, body)
-        return service_client.ResponseBody(resp, body)
-
-    def is_resource_deleted(self, id):
-        try:
-            self.show_security_group(id)
-        except lib_exc.NotFound:
-            return True
-        return False
-
-    @property
-    def resource_type(self):
-        """Returns the primary type of resource this client works with."""
-        return 'security_group'
diff --git a/tempest/services/compute/json/server_groups_client.py b/tempest/services/compute/json/server_groups_client.py
index 62258d3..44ac015 100644
--- a/tempest/services/compute/json/server_groups_client.py
+++ b/tempest/services/compute/json/server_groups_client.py
@@ -23,8 +23,8 @@
 class ServerGroupsClient(service_client.ServiceClient):
 
     def create_server_group(self, **kwargs):
-        """
-        Create the server group
+        """Create the server group
+
         name : Name of the server-group
         policies : List of the policies - affinity/anti-affinity)
         """
@@ -32,7 +32,7 @@
         resp, body = self.post('os-server-groups', post_body)
 
         body = json.loads(body)
-        self.validate_response(schema.create_get_server_group, resp, body)
+        self.validate_response(schema.create_show_server_group, resp, body)
         return service_client.ResponseBody(resp, body)
 
     def delete_server_group(self, server_group_id):
@@ -48,9 +48,9 @@
         self.validate_response(schema.list_server_groups, resp, body)
         return service_client.ResponseBody(resp, body)
 
-    def get_server_group(self, server_group_id):
+    def show_server_group(self, server_group_id):
         """Get the details of given server_group."""
         resp, body = self.get("os-server-groups/%s" % server_group_id)
         body = json.loads(body)
-        self.validate_response(schema.create_get_server_group, resp, body)
+        self.validate_response(schema.create_show_server_group, resp, body)
         return service_client.ResponseBody(resp, body)
diff --git a/tempest/services/compute/json/servers_client.py b/tempest/services/compute/json/servers_client.py
index e54cfe4..a0251f1 100644
--- a/tempest/services/compute/json/servers_client.py
+++ b/tempest/services/compute/json/servers_client.py
@@ -152,16 +152,16 @@
         return self.action(server_id, 'changePassword',
                            adminPass=adminPass)
 
-    def get_password(self, server_id):
+    def show_password(self, server_id):
         resp, body = self.get("servers/%s/os-server-password" %
                               server_id)
         body = json.loads(body)
-        self.validate_response(schema.get_password, resp, body)
+        self.validate_response(schema.show_password, resp, body)
         return service_client.ResponseBody(resp, body)
 
     def delete_password(self, server_id):
-        """
-        Removes the encrypted server password from the metadata server
+        """Removes the encrypted server password from the metadata server
+
         Note that this does not actually change the instance server
         password.
         """
@@ -177,6 +177,7 @@
 
     def rebuild_server(self, server_id, image_ref, **kwargs):
         """Rebuilds a server with a new image.
+
         Most parameters except the following are passed to the API without
         any changes.
         :param disk_config: The name is changed to OS-DCF:diskConfig
@@ -193,6 +194,7 @@
 
     def resize_server(self, server_id, flavor_ref, **kwargs):
         """Changes the flavor of a server.
+
         Most parameters except the following are passed to the API without
         any changes.
         :param disk_config: The name is changed to OS-DCF:diskConfig
@@ -238,10 +240,10 @@
                                resp, body)
         return service_client.ResponseBody(resp, body)
 
-    def get_server_metadata_item(self, server_id, key):
+    def show_server_metadata_item(self, server_id, key):
         resp, body = self.get("servers/%s/metadata/%s" % (server_id, key))
         body = json.loads(body)
-        self.validate_response(schema.set_get_server_metadata_item,
+        self.validate_response(schema.set_show_server_metadata_item,
                                resp, body)
         return service_client.ResponseBody(resp, body)
 
@@ -250,7 +252,7 @@
         resp, body = self.put('servers/%s/metadata/%s' % (server_id, key),
                               post_body)
         body = json.loads(body)
-        self.validate_response(schema.set_get_server_metadata_item,
+        self.validate_response(schema.set_show_server_metadata_item,
                                resp, body)
         return service_client.ResponseBody(resp, body)
 
@@ -276,19 +278,19 @@
         self.validate_response(schema.attach_volume, resp, body)
         return service_client.ResponseBody(resp, body)
 
-    def detach_volume(self, server_id, volume_id):
+    def detach_volume(self, server_id, volume_id):  # noqa
         """Detaches a volume from a server instance."""
         resp, body = self.delete('servers/%s/os-volume_attachments/%s' %
                                  (server_id, volume_id))
         self.validate_response(schema.detach_volume, resp, body)
         return service_client.ResponseBody(resp, body)
 
-    def get_volume_attachment(self, server_id, attach_id):
+    def show_volume_attachment(self, server_id, attach_id):
         """Return details about the given volume attachment."""
         resp, body = self.get('servers/%s/os-volume_attachments/%s' % (
             server_id, attach_id))
         body = json.loads(body)
-        self.validate_response(schema.get_volume_attachment, resp, body)
+        self.validate_response(schema.show_volume_attachment, resp, body)
         return service_client.ResponseBody(resp, body)
 
     def list_volume_attachments(self, server_id):
@@ -368,9 +370,7 @@
                            **kwargs)
 
     def list_virtual_interfaces(self, server_id):
-        """
-        List the virtual interfaces used in an instance.
-        """
+        """List the virtual interfaces used in an instance."""
         resp, body = self.get('/'.join(['servers', server_id,
                               'os-virtual-interfaces']))
         body = json.loads(body)
@@ -387,7 +387,7 @@
         """Unrescue the provided server."""
         return self.action(server_id, 'unrescue')
 
-    def get_server_diagnostics(self, server_id):
+    def show_server_diagnostics(self, server_id):
         """Get the usage data for a server."""
         resp, body = self.get("servers/%s/diagnostics" % server_id)
         return service_client.ResponseBody(resp, json.loads(body))
@@ -400,12 +400,12 @@
         self.validate_response(schema.list_instance_actions, resp, body)
         return service_client.ResponseBody(resp, body)
 
-    def get_instance_action(self, server_id, request_id):
+    def show_instance_action(self, server_id, request_id):
         """Returns the action details of the provided server."""
         resp, body = self.get("servers/%s/os-instance-actions/%s" %
                               (server_id, request_id))
         body = json.loads(body)
-        self.validate_response(schema.get_instance_action, resp, body)
+        self.validate_response(schema.show_instance_action, resp, body)
         return service_client.ResponseBody(resp, body)
 
     def force_delete_server(self, server_id, **kwargs):
diff --git a/tempest/services/compute/json/services_client.py b/tempest/services/compute/json/services_client.py
deleted file mode 100644
index 6e2f320..0000000
--- a/tempest/services/compute/json/services_client.py
+++ /dev/null
@@ -1,58 +0,0 @@
-# Copyright 2013 NEC Corporation
-# Copyright 2013 IBM Corp.
-# All Rights Reserved.
-#
-#    Licensed under the Apache License, Version 2.0 (the "License"); you may
-#    not use this file except in compliance with the License. You may obtain
-#    a copy of the License at
-#
-#         http://www.apache.org/licenses/LICENSE-2.0
-#
-#    Unless required by applicable law or agreed to in writing, software
-#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-#    License for the specific language governing permissions and limitations
-#    under the License.
-
-from oslo_serialization import jsonutils as json
-from six.moves.urllib import parse as urllib
-
-from tempest.api_schema.response.compute.v2_1 import services as schema
-from tempest.common import service_client
-
-
-class ServicesClient(service_client.ServiceClient):
-
-    def list_services(self, **params):
-        url = 'os-services'
-        if params:
-            url += '?%s' % urllib.urlencode(params)
-
-        resp, body = self.get(url)
-        body = json.loads(body)
-        self.validate_response(schema.list_services, resp, body)
-        return service_client.ResponseBody(resp, body)
-
-    def enable_service(self, **kwargs):
-        """
-        Enable service on a host
-        host_name: Name of host
-        binary: Service binary
-        """
-        post_body = json.dumps(kwargs)
-        resp, body = self.put('os-services/enable', post_body)
-        body = json.loads(body)
-        self.validate_response(schema.enable_disable_service, resp, body)
-        return service_client.ResponseBody(resp, body)
-
-    def disable_service(self, **kwargs):
-        """
-        Disable service on a host
-        host_name: Name of host
-        binary: Service binary
-        """
-        post_body = json.dumps(kwargs)
-        resp, body = self.put('os-services/disable', post_body)
-        body = json.loads(body)
-        self.validate_response(schema.enable_disable_service, resp, body)
-        return service_client.ResponseBody(resp, body)
diff --git a/tempest/services/compute/json/snapshots_client.py b/tempest/services/compute/json/snapshots_client.py
deleted file mode 100644
index e3f92db..0000000
--- a/tempest/services/compute/json/snapshots_client.py
+++ /dev/null
@@ -1,71 +0,0 @@
-# Copyright 2015 Fujitsu(fnst) Corporation
-# All Rights Reserved.
-#
-#    Licensed under the Apache License, Version 2.0 (the "License"); you may
-#    not use this file except in compliance with the License. You may obtain
-#    a copy of the License at
-#
-#         http://www.apache.org/licenses/LICENSE-2.0
-#
-#    Unless required by applicable law or agreed to in writing, software
-#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-#    License for the specific language governing permissions and limitations
-#    under the License.
-
-from oslo_serialization import jsonutils as json
-from six.moves.urllib import parse as urllib
-from tempest_lib import exceptions as lib_exc
-
-from tempest.api_schema.response.compute.v2_1 import snapshots as schema
-from tempest.common import service_client
-
-
-class SnapshotsClient(service_client.ServiceClient):
-
-    def create_snapshot(self, volume_id, **kwargs):
-        post_body = {
-            'volume_id': volume_id
-        }
-        post_body.update(kwargs)
-        post_body = json.dumps({'snapshot': post_body})
-        resp, body = self.post('os-snapshots', post_body)
-        body = json.loads(body)
-        self.validate_response(schema.create_get_snapshot, resp, body)
-        return service_client.ResponseBody(resp, body)
-
-    def show_snapshot(self, snapshot_id):
-        url = "os-snapshots/%s" % snapshot_id
-        resp, body = self.get(url)
-        body = json.loads(body)
-        self.validate_response(schema.create_get_snapshot, resp, body)
-        return service_client.ResponseBody(resp, body)
-
-    def list_snapshots(self, detail=False, params=None):
-        url = 'os-snapshots'
-
-        if detail:
-            url += '/detail'
-        if params:
-            url += '?%s' % urllib.urlencode(params)
-        resp, body = self.get(url)
-        body = json.loads(body)
-        self.validate_response(schema.list_snapshots, resp, body)
-        return service_client.ResponseBody(resp, body)
-
-    def delete_snapshot(self, snapshot_id):
-        resp, body = self.delete("os-snapshots/%s" % snapshot_id)
-        self.validate_response(schema.delete_snapshot, resp, body)
-        return service_client.ResponseBody(resp, body)
-
-    def is_resource_deleted(self, id):
-        try:
-            self.show_snapshot(id)
-        except lib_exc.NotFound:
-            return True
-        return False
-
-    @property
-    def resource_type(self):
-        """Returns the primary type of resource this client works with."""
-        return 'snapshot'
diff --git a/tempest/services/compute/json/tenant_networks_client.py b/tempest/services/compute/json/tenant_networks_client.py
deleted file mode 100644
index 33166c0..0000000
--- a/tempest/services/compute/json/tenant_networks_client.py
+++ /dev/null
@@ -1,33 +0,0 @@
-# Copyright 2015 NEC Corporation. All rights reserved.
-#
-#    Licensed under the Apache License, Version 2.0 (the "License"); you may
-#    not use this file except in compliance with the License. You may obtain
-#    a copy of the License at
-#
-#         http://www.apache.org/licenses/LICENSE-2.0
-#
-#    Unless required by applicable law or agreed to in writing, software
-#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-#    License for the specific language governing permissions and limitations
-#    under the License.
-
-from oslo_serialization import jsonutils as json
-
-from tempest.api_schema.response.compute.v2_1 import tenant_networks as schema
-from tempest.common import service_client
-
-
-class TenantNetworksClient(service_client.ServiceClient):
-
-    def list_tenant_networks(self):
-        resp, body = self.get("os-tenant-networks")
-        body = json.loads(body)
-        self.validate_response(schema.list_tenant_networks, resp, body)
-        return service_client.ResponseBody(resp, body)
-
-    def show_tenant_network(self, network_id):
-        resp, body = self.get("os-tenant-networks/%s" % network_id)
-        body = json.loads(body)
-        self.validate_response(schema.get_tenant_network, resp, body)
-        return service_client.ResponseBody(resp, body)
diff --git a/tempest/services/compute/json/tenant_usages_client.py b/tempest/services/compute/json/tenant_usages_client.py
deleted file mode 100644
index 73b4706..0000000
--- a/tempest/services/compute/json/tenant_usages_client.py
+++ /dev/null
@@ -1,43 +0,0 @@
-# Copyright 2013 NEC Corporation
-# All Rights Reserved.
-#
-#    Licensed under the Apache License, Version 2.0 (the "License"); you may
-#    not use this file except in compliance with the License. You may obtain
-#    a copy of the License at
-#
-#         http://www.apache.org/licenses/LICENSE-2.0
-#
-#    Unless required by applicable law or agreed to in writing, software
-#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-#    License for the specific language governing permissions and limitations
-#    under the License.
-
-from oslo_serialization import jsonutils as json
-from six.moves.urllib import parse as urllib
-
-from tempest.api_schema.response.compute.v2_1 import tenant_usages as schema
-from tempest.common import service_client
-
-
-class TenantUsagesClient(service_client.ServiceClient):
-
-    def list_tenant_usages(self, **params):
-        url = 'os-simple-tenant-usage'
-        if params:
-            url += '?%s' % urllib.urlencode(params)
-
-        resp, body = self.get(url)
-        body = json.loads(body)
-        self.validate_response(schema.list_tenant_usage, resp, body)
-        return service_client.ResponseBody(resp, body)
-
-    def show_tenant_usage(self, tenant_id, **params):
-        url = 'os-simple-tenant-usage/%s' % tenant_id
-        if params:
-            url += '?%s' % urllib.urlencode(params)
-
-        resp, body = self.get(url)
-        body = json.loads(body)
-        self.validate_response(schema.get_tenant_usage, resp, body)
-        return service_client.ResponseBody(resp, body)
diff --git a/tempest/services/compute/json/versions_client.py b/tempest/services/compute/json/versions_client.py
deleted file mode 100644
index 48c0e8d..0000000
--- a/tempest/services/compute/json/versions_client.py
+++ /dev/null
@@ -1,55 +0,0 @@
-# Copyright (c) 2015 Hewlett-Packard Development Company, L.P.
-#
-# Licensed under the Apache License, Version 2.0 (the "License"); you may
-# not use this file except in compliance with the License. You may obtain
-# a copy of the License at
-#
-#      http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-# License for the specific language governing permissions and limitations
-# under the License.
-
-from oslo_serialization import jsonutils as json
-from six.moves import urllib
-
-from tempest.api_schema.response.compute.v2_1 import versions as schema
-from tempest.common import service_client
-
-
-class VersionsClient(service_client.ServiceClient):
-
-    def _get_base_version_url(self):
-        # NOTE: The URL which is gotten from keystone's catalog contains
-        # API version and project-id like "v2/{project-id}", but we need
-        # to access the URL which doesn't contain them for getting API
-        # versions. For that, here should use raw_request() instead of
-        # get().
-        endpoint = self.base_url
-        url = urllib.parse.urlparse(endpoint)
-        return '%s://%s/' % (url.scheme, url.netloc)
-
-    def list_versions(self):
-        version_url = self._get_base_version_url()
-        resp, body = self.raw_request(version_url, 'GET')
-        body = json.loads(body)
-        self.validate_response(schema.list_versions, resp, body)
-        return service_client.ResponseBody(resp, body)
-
-    def get_version_by_url(self, version_url):
-        """Get the version document by url.
-
-        This gets the version document for a url, useful in testing
-        the contents of things like /v2/ or /v2.1/ in Nova. That
-        controller needs authenticated access, so we have to get
-        ourselves a token before making the request.
-
-        """
-        # we need a token for this request
-        resp, body = self.raw_request(version_url, 'GET',
-                                      {'X-Auth-Token': self.token})
-        body = json.loads(body)
-        self.validate_response(schema.get_one_version, resp, body)
-        return service_client.ResponseBody(resp, body)
diff --git a/tempest/services/compute/json/volumes_client.py b/tempest/services/compute/json/volumes_client.py
index e799c29..69d982e 100644
--- a/tempest/services/compute/json/volumes_client.py
+++ b/tempest/services/compute/json/volumes_client.py
@@ -46,8 +46,8 @@
         return service_client.ResponseBody(resp, body)
 
     def create_volume(self, **kwargs):
-        """
-        Creates a new Volume.
+        """Creates a new Volume.
+
         size(Required): Size of volume in GB.
         Following optional keyword arguments are accepted:
         display_name: Optional Volume Name.
diff --git a/tempest/services/data_processing/v1_1/data_processing_client.py b/tempest/services/data_processing/v1_1/data_processing_client.py
index cba4c42..5aa2622 100644
--- a/tempest/services/data_processing/v1_1/data_processing_client.py
+++ b/tempest/services/data_processing/v1_1/data_processing_client.py
@@ -20,8 +20,7 @@
 class DataProcessingClient(service_client.ServiceClient):
 
     def _request_and_check_resp(self, request_func, uri, resp_status):
-        """Make a request using specified request_func and check response
-        status code.
+        """Make a request and check response status code.
 
         It returns a ResponseBody.
         """
@@ -30,8 +29,7 @@
         return service_client.ResponseBody(resp, body)
 
     def _request_and_check_resp_data(self, request_func, uri, resp_status):
-        """Make a request using specified request_func and check response
-        status code.
+        """Make a request and check response status code.
 
         It returns pair: resp and response data.
         """
@@ -41,8 +39,7 @@
 
     def _request_check_and_parse_resp(self, request_func, uri,
                                       resp_status, *args, **kwargs):
-        """Make a request using specified request_func, check response status
-        code and parse response body.
+        """Make a request, check response status code and parse response body.
 
         It returns a ResponseBody.
         """
diff --git a/tempest/services/identity/v2/json/identity_client.py b/tempest/services/identity/v2/json/identity_client.py
index f37bc08..3f6727d 100644
--- a/tempest/services/identity/v2/json/identity_client.py
+++ b/tempest/services/identity/v2/json/identity_client.py
@@ -11,7 +11,6 @@
 #    under the License.
 
 from oslo_serialization import jsonutils as json
-from tempest_lib import exceptions as lib_exc
 
 from tempest.common import service_client
 
@@ -19,7 +18,7 @@
 class IdentityClient(service_client.ServiceClient):
     api_version = "v2.0"
 
-    def get_api_description(self):
+    def show_api_description(self):
         """Retrieves info about the v2.0 Identity API"""
         url = ''
         resp, body = self.get(url)
@@ -27,21 +26,6 @@
         body = json.loads(body)
         return service_client.ResponseBody(resp, body)
 
-    def has_admin_extensions(self):
-        """
-        Returns True if the KSADM Admin Extensions are supported
-        False otherwise
-        """
-        if hasattr(self, '_has_admin_extensions'):
-            return self._has_admin_extensions
-        # Try something that requires admin
-        try:
-            self.list_roles()
-            self._has_admin_extensions = True
-        except Exception:
-            self._has_admin_extensions = False
-        return self._has_admin_extensions
-
     def create_role(self, name):
         """Create a role."""
         post_body = {
@@ -53,7 +37,7 @@
         body = json.loads(body)
         return service_client.ResponseBody(resp, body)
 
-    def get_role(self, role_id):
+    def show_role(self, role_id):
         """Get a role by its id."""
         resp, body = self.get('OS-KSADM/roles/%s' % role_id)
         self.expected_success(200, resp.status)
@@ -61,8 +45,8 @@
         return service_client.ResponseBody(resp, body)
 
     def create_tenant(self, name, **kwargs):
-        """
-        Create a tenant
+        """Create a tenant
+
         name (required): New tenant name
         description: Description of new tenant (default is none)
         enabled <true|false>: Initial tenant status (default is true)
@@ -100,7 +84,7 @@
         body = json.loads(body)
         return service_client.ResponseBody(resp, body)
 
-    def remove_user_role(self, tenant_id, user_id, role_id):
+    def delete_user_role(self, tenant_id, user_id, role_id):
         """Removes a role assignment for a user on a tenant."""
         resp, body = self.delete('/tenants/%s/users/%s/roles/OS-KSADM/%s' %
                                  (tenant_id, user_id, role_id))
@@ -113,7 +97,7 @@
         self.expected_success(204, resp.status)
         return service_client.ResponseBody(resp, body)
 
-    def get_tenant(self, tenant_id):
+    def show_tenant(self, tenant_id):
         """Get tenant details."""
         resp, body = self.get('tenants/%s' % str(tenant_id))
         self.expected_success(200, resp.status)
@@ -134,16 +118,9 @@
         body = json.loads(body)
         return service_client.ResponseBody(resp, body)
 
-    def get_tenant_by_name(self, tenant_name):
-        tenants = self.list_tenants()['tenants']
-        for tenant in tenants:
-            if tenant['name'] == tenant_name:
-                return tenant
-        raise lib_exc.NotFound('No such tenant')
-
     def update_tenant(self, tenant_id, **kwargs):
         """Updates a tenant."""
-        body = self.get_tenant(tenant_id)['tenant']
+        body = self.show_tenant(tenant_id)['tenant']
         name = kwargs.get('name', body['name'])
         desc = kwargs.get('description', body['description'])
         en = kwargs.get('enabled', body['enabled'])
@@ -184,7 +161,7 @@
         body = json.loads(body)
         return service_client.ResponseBody(resp, body)
 
-    def get_user(self, user_id):
+    def show_user(self, user_id):
         """GET a user."""
         resp, body = self.get("users/%s" % user_id)
         self.expected_success(200, resp.status)
@@ -197,7 +174,7 @@
         self.expected_success(204, resp.status)
         return service_client.ResponseBody(resp, body)
 
-    def get_users(self):
+    def list_users(self):
         """Get the list of users."""
         resp, body = self.get("users")
         self.expected_success(200, resp.status)
@@ -215,7 +192,7 @@
         body = json.loads(body)
         return service_client.ResponseBody(resp, body)
 
-    def get_token(self, token_id):
+    def show_token(self, token_id):
         """Get token details."""
         resp, body = self.get("tokens/%s" % token_id)
         self.expected_success(200, resp.status)
@@ -228,20 +205,13 @@
         self.expected_success(204, resp.status)
         return service_client.ResponseBody(resp, body)
 
-    def list_users_for_tenant(self, tenant_id):
+    def list_tenant_users(self, tenant_id):
         """List users for a Tenant."""
         resp, body = self.get('/tenants/%s/users' % tenant_id)
         self.expected_success(200, resp.status)
         body = json.loads(body)
         return service_client.ResponseBody(resp, body)
 
-    def get_user_by_username(self, tenant_id, username):
-        users = self.list_users_for_tenant(tenant_id)['users']
-        for user in users:
-            if user['name'] == username:
-                return user
-        raise lib_exc.NotFound('No such user')
-
     def create_service(self, name, type, **kwargs):
         """Create a service."""
         post_body = {
@@ -255,7 +225,7 @@
         body = json.loads(body)
         return service_client.ResponseBody(resp, body)
 
-    def get_service(self, service_id):
+    def show_service(self, service_id):
         """Get Service."""
         url = '/OS-KSADM/services/%s' % service_id
         resp, body = self.get(url)
diff --git a/tempest/services/identity/v3/json/credentials_client.py b/tempest/services/identity/v3/json/credentials_client.py
index decf3a8..7d4cf9a 100644
--- a/tempest/services/identity/v3/json/credentials_client.py
+++ b/tempest/services/identity/v3/json/credentials_client.py
@@ -13,6 +13,10 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
+"""
+http://developer.openstack.org/api-ref-identity-v3.html#credentials-v3
+"""
+
 from oslo_serialization import jsonutils as json
 
 from tempest.common import service_client
@@ -21,17 +25,13 @@
 class CredentialsClient(service_client.ServiceClient):
     api_version = "v3"
 
-    def create_credential(self, access_key, secret_key, user_id, project_id):
-        """Creates a credential."""
-        blob = "{\"access\": \"%s\", \"secret\": \"%s\"}" % (
-            access_key, secret_key)
-        post_body = {
-            "blob": blob,
-            "project_id": project_id,
-            "type": "ec2",
-            "user_id": user_id
-        }
-        post_body = json.dumps({'credential': post_body})
+    def create_credential(self, **kwargs):
+        """Creates a credential.
+
+        Available params: see http://developer.openstack.org/
+                              api-ref-identity-v3.html#createCredential
+        """
+        post_body = json.dumps({'credential': kwargs})
         resp, body = self.post('credentials', post_body)
         self.expected_success(201, resp.status)
         body = json.loads(body)
@@ -39,22 +39,12 @@
         return service_client.ResponseBody(resp, body)
 
     def update_credential(self, credential_id, **kwargs):
-        """Updates a credential."""
-        body = self.get_credential(credential_id)['credential']
-        cred_type = kwargs.get('type', body['type'])
-        access_key = kwargs.get('access_key', body['blob']['access'])
-        secret_key = kwargs.get('secret_key', body['blob']['secret'])
-        project_id = kwargs.get('project_id', body['project_id'])
-        user_id = kwargs.get('user_id', body['user_id'])
-        blob = "{\"access\": \"%s\", \"secret\": \"%s\"}" % (
-            access_key, secret_key)
-        post_body = {
-            "blob": blob,
-            "project_id": project_id,
-            "type": cred_type,
-            "user_id": user_id
-        }
-        post_body = json.dumps({'credential': post_body})
+        """Updates a credential.
+
+        Available params: see http://developer.openstack.org/
+                              api-ref-identity-v3.html#updateCredential
+        """
+        post_body = json.dumps({'credential': kwargs})
         resp, body = self.patch('credentials/%s' % credential_id, post_body)
         self.expected_success(200, resp.status)
         body = json.loads(body)
diff --git a/tempest/services/identity/v3/json/endpoints_client.py b/tempest/services/identity/v3/json/endpoints_client.py
index 6bdf8b3..ede5edb 100644
--- a/tempest/services/identity/v3/json/endpoints_client.py
+++ b/tempest/services/identity/v3/json/endpoints_client.py
@@ -13,6 +13,10 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
+"""
+http://developer.openstack.org/api-ref-identity-v3.html#endpoints-v3
+"""
+
 from oslo_serialization import jsonutils as json
 
 from tempest.common import service_client
@@ -28,53 +32,25 @@
         body = json.loads(body)
         return service_client.ResponseBody(resp, body)
 
-    def create_endpoint(self, service_id, interface, url, **kwargs):
+    def create_endpoint(self, **kwargs):
         """Create endpoint.
 
-        Normally this function wouldn't allow setting values that are not
-        allowed for 'enabled'. Use `force_enabled` to set a non-boolean.
-
+        Available params: see http://developer.openstack.org/
+                              api-ref-identity-v3.html#createEndpoint
         """
-        region = kwargs.get('region', None)
-        if 'force_enabled' in kwargs:
-            enabled = kwargs.get('force_enabled', None)
-        else:
-            enabled = kwargs.get('enabled', None)
-        post_body = {
-            'service_id': service_id,
-            'interface': interface,
-            'url': url,
-            'region': region,
-            'enabled': enabled
-        }
-        post_body = json.dumps({'endpoint': post_body})
+        post_body = json.dumps({'endpoint': kwargs})
         resp, body = self.post('endpoints', post_body)
         self.expected_success(201, resp.status)
         body = json.loads(body)
         return service_client.ResponseBody(resp, body)
 
-    def update_endpoint(self, endpoint_id, service_id=None, interface=None,
-                        url=None, region=None, enabled=None, **kwargs):
+    def update_endpoint(self, endpoint_id, **kwargs):
         """Updates an endpoint with given parameters.
 
-        Normally this function wouldn't allow setting values that are not
-        allowed for 'enabled'. Use `force_enabled` to set a non-boolean.
-
+        Available params: see http://developer.openstack.org/
+                              api-ref-identity-v3.html#updateEndpoint
         """
-        post_body = {}
-        if service_id is not None:
-            post_body['service_id'] = service_id
-        if interface is not None:
-            post_body['interface'] = interface
-        if url is not None:
-            post_body['url'] = url
-        if region is not None:
-            post_body['region'] = region
-        if 'force_enabled' in kwargs:
-            post_body['enabled'] = kwargs['force_enabled']
-        elif enabled is not None:
-            post_body['enabled'] = enabled
-        post_body = json.dumps({'endpoint': post_body})
+        post_body = json.dumps({'endpoint': kwargs})
         resp, body = self.patch('endpoints/%s' % endpoint_id, post_body)
         self.expected_success(200, resp.status)
         body = json.loads(body)
diff --git a/tempest/services/identity/v3/json/groups_client.py b/tempest/services/identity/v3/json/groups_client.py
new file mode 100644
index 0000000..70edd23
--- /dev/null
+++ b/tempest/services/identity/v3/json/groups_client.py
@@ -0,0 +1,90 @@
+# Copyright 2013 OpenStack Foundation
+# All Rights Reserved.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+"""
+http://developer.openstack.org/api-ref-identity-v3.html#groups-v3
+"""
+
+from oslo_serialization import jsonutils as json
+
+from tempest.common import service_client
+
+
+class GroupsClient(service_client.ServiceClient):
+    api_version = "v3"
+
+    def create_group(self, **kwargs):
+        """Creates a group.
+
+        Available params: see http://developer.openstack.org/
+                              api-ref-identity-v3.html#createGroup
+        """
+        post_body = json.dumps({'group': kwargs})
+        resp, body = self.post('groups', post_body)
+        self.expected_success(201, resp.status)
+        body = json.loads(body)
+        return service_client.ResponseBody(resp, body)
+
+    def show_group(self, group_id):
+        """Get group details."""
+        resp, body = self.get('groups/%s' % group_id)
+        self.expected_success(200, resp.status)
+        body = json.loads(body)
+        return service_client.ResponseBody(resp, body)
+
+    def list_groups(self):
+        """Lists the groups."""
+        resp, body = self.get('groups')
+        self.expected_success(200, resp.status)
+        body = json.loads(body)
+        return service_client.ResponseBody(resp, body)
+
+    def update_group(self, group_id, **kwargs):
+        """Updates a group.
+
+        Available params: see http://developer.openstack.org/
+                              api-ref-identity-v3.html#updateGroup
+        """
+        post_body = json.dumps({'group': kwargs})
+        resp, body = self.patch('groups/%s' % group_id, post_body)
+        self.expected_success(200, resp.status)
+        body = json.loads(body)
+        return service_client.ResponseBody(resp, body)
+
+    def delete_group(self, group_id):
+        """Delete a group."""
+        resp, body = self.delete('groups/%s' % str(group_id))
+        self.expected_success(204, resp.status)
+        return service_client.ResponseBody(resp, body)
+
+    def add_group_user(self, group_id, user_id):
+        """Add user into group."""
+        resp, body = self.put('groups/%s/users/%s' % (group_id, user_id),
+                              None)
+        self.expected_success(204, resp.status)
+        return service_client.ResponseBody(resp, body)
+
+    def list_group_users(self, group_id):
+        """List users in group."""
+        resp, body = self.get('groups/%s/users' % group_id)
+        self.expected_success(200, resp.status)
+        body = json.loads(body)
+        return service_client.ResponseBody(resp, body)
+
+    def delete_group_user(self, group_id, user_id):
+        """Delete user in group."""
+        resp, body = self.delete('groups/%s/users/%s' % (group_id, user_id))
+        self.expected_success(204, resp.status)
+        return service_client.ResponseBody(resp, body)
diff --git a/tempest/services/identity/v3/json/identity_client.py b/tempest/services/identity/v3/json/identity_client.py
index 3f27624..bbd8804 100644
--- a/tempest/services/identity/v3/json/identity_client.py
+++ b/tempest/services/identity/v3/json/identity_client.py
@@ -22,7 +22,7 @@
 class IdentityV3Client(service_client.ServiceClient):
     api_version = "v3"
 
-    def get_api_description(self):
+    def show_api_description(self):
         """Retrieves info about the v3 Identity API"""
         url = ''
         resp, body = self.get(url)
@@ -54,7 +54,7 @@
 
     def update_user(self, user_id, name, **kwargs):
         """Updates a user."""
-        body = self.get_user(user_id)['user']
+        body = self.show_user(user_id)['user']
         email = kwargs.get('email', body['email'])
         en = kwargs.get('enabled', body['enabled'])
         project_id = kwargs.get('project_id', body['project_id'])
@@ -99,7 +99,7 @@
         body = json.loads(body)
         return service_client.ResponseBody(resp, body)
 
-    def get_users(self, params=None):
+    def list_users(self, params=None):
         """Get the list of users."""
         url = 'users'
         if params:
@@ -109,7 +109,7 @@
         body = json.loads(body)
         return service_client.ResponseBody(resp, body)
 
-    def get_user(self, user_id):
+    def show_user(self, user_id):
         """GET a user."""
         resp, body = self.get("users/%s" % user_id)
         self.expected_success(200, resp.status)
@@ -191,7 +191,7 @@
         body = json.loads(body)
         return service_client.ResponseBody(resp, body)
 
-    def get_role(self, role_id):
+    def show_role(self, role_id):
         """GET a Role."""
         resp, body = self.get('roles/%s' % str(role_id))
         self.expected_success(200, resp.status)
@@ -284,7 +284,7 @@
         body = json.loads(body)
         return service_client.ResponseBody(resp, body)
 
-    def get_token(self, resp_token):
+    def show_token(self, resp_token):
         """Get token details."""
         headers = {'X-Subject-Token': resp_token}
         resp, body = self.get("auth/tokens", headers=headers)
@@ -299,72 +299,6 @@
         self.expected_success(204, resp.status)
         return service_client.ResponseBody(resp, body)
 
-    def create_group(self, name, **kwargs):
-        """Creates a group."""
-        description = kwargs.get('description', None)
-        domain_id = kwargs.get('domain_id', 'default')
-        project_id = kwargs.get('project_id', None)
-        post_body = {
-            'description': description,
-            'domain_id': domain_id,
-            'project_id': project_id,
-            'name': name
-        }
-        post_body = json.dumps({'group': post_body})
-        resp, body = self.post('groups', post_body)
-        self.expected_success(201, resp.status)
-        body = json.loads(body)
-        return service_client.ResponseBody(resp, body)
-
-    def get_group(self, group_id):
-        """Get group details."""
-        resp, body = self.get('groups/%s' % group_id)
-        self.expected_success(200, resp.status)
-        body = json.loads(body)
-        return service_client.ResponseBody(resp, body)
-
-    def list_groups(self):
-        """Lists the groups."""
-        resp, body = self.get('groups')
-        self.expected_success(200, resp.status)
-        body = json.loads(body)
-        return service_client.ResponseBody(resp, body)
-
-    def update_group(self, group_id, **kwargs):
-        """Updates a group."""
-        body = self.get_group(group_id)['group']
-        name = kwargs.get('name', body['name'])
-        description = kwargs.get('description', body['description'])
-        post_body = {
-            'name': name,
-            'description': description
-        }
-        post_body = json.dumps({'group': post_body})
-        resp, body = self.patch('groups/%s' % group_id, post_body)
-        self.expected_success(200, resp.status)
-        body = json.loads(body)
-        return service_client.ResponseBody(resp, body)
-
-    def delete_group(self, group_id):
-        """Delete a group."""
-        resp, body = self.delete('groups/%s' % str(group_id))
-        self.expected_success(204, resp.status)
-        return service_client.ResponseBody(resp, body)
-
-    def add_group_user(self, group_id, user_id):
-        """Add user into group."""
-        resp, body = self.put('groups/%s/users/%s' % (group_id, user_id),
-                              None)
-        self.expected_success(204, resp.status)
-        return service_client.ResponseBody(resp, body)
-
-    def list_group_users(self, group_id):
-        """List users in group."""
-        resp, body = self.get('groups/%s/users' % group_id)
-        self.expected_success(200, resp.status)
-        body = json.loads(body)
-        return service_client.ResponseBody(resp, body)
-
     def list_user_groups(self, user_id):
         """Lists groups which a user belongs to."""
         resp, body = self.get('users/%s/groups' % user_id)
@@ -372,12 +306,6 @@
         body = json.loads(body)
         return service_client.ResponseBody(resp, body)
 
-    def delete_group_user(self, group_id, user_id):
-        """Delete user in group."""
-        resp, body = self.delete('groups/%s/users/%s' % (group_id, user_id))
-        self.expected_success(204, resp.status)
-        return service_client.ResponseBody(resp, body)
-
     def assign_user_role_on_project(self, project_id, user_id, role_id):
         """Add roles to a user on a project."""
         resp, body = self.put('projects/%s/users/%s/roles/%s' %
@@ -408,14 +336,14 @@
         body = json.loads(body)
         return service_client.ResponseBody(resp, body)
 
-    def revoke_role_from_user_on_project(self, project_id, user_id, role_id):
+    def delete_role_from_user_on_project(self, project_id, user_id, role_id):
         """Delete role of a user on a project."""
         resp, body = self.delete('projects/%s/users/%s/roles/%s' %
                                  (project_id, user_id, role_id))
         self.expected_success(204, resp.status)
         return service_client.ResponseBody(resp, body)
 
-    def revoke_role_from_user_on_domain(self, domain_id, user_id, role_id):
+    def delete_role_from_user_on_domain(self, domain_id, user_id, role_id):
         """Delete role of a user on a domain."""
         resp, body = self.delete('domains/%s/users/%s/roles/%s' %
                                  (domain_id, user_id, role_id))
@@ -452,14 +380,14 @@
         body = json.loads(body)
         return service_client.ResponseBody(resp, body)
 
-    def revoke_role_from_group_on_project(self, project_id, group_id, role_id):
+    def delete_role_from_group_on_project(self, project_id, group_id, role_id):
         """Delete role of a user on a project."""
         resp, body = self.delete('projects/%s/groups/%s/roles/%s' %
                                  (project_id, group_id, role_id))
         self.expected_success(204, resp.status)
         return service_client.ResponseBody(resp, body)
 
-    def revoke_role_from_group_on_domain(self, domain_id, group_id, role_id):
+    def delete_role_from_group_on_domain(self, domain_id, group_id, role_id):
         """Delete role of a user on a domain."""
         resp, body = self.delete('domains/%s/groups/%s/roles/%s' %
                                  (domain_id, group_id, role_id))
diff --git a/tempest/services/identity/v3/json/policy_client.py b/tempest/services/identity/v3/json/policy_client.py
index 3231bb0..ecc9df7 100644
--- a/tempest/services/identity/v3/json/policy_client.py
+++ b/tempest/services/identity/v3/json/policy_client.py
@@ -13,6 +13,10 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
+"""
+http://developer.openstack.org/api-ref-identity-v3.html#policies-v3
+"""
+
 from oslo_serialization import jsonutils as json
 
 from tempest.common import service_client
@@ -21,13 +25,13 @@
 class PolicyClient(service_client.ServiceClient):
     api_version = "v3"
 
-    def create_policy(self, blob, type):
-        """Creates a Policy."""
-        post_body = {
-            "blob": blob,
-            "type": type
-        }
-        post_body = json.dumps({'policy': post_body})
+    def create_policy(self, **kwargs):
+        """Creates a Policy.
+
+        Available params: see http://developer.openstack.org/
+                          api-ref-identity-v3.html#createPolicy
+        """
+        post_body = json.dumps({'policy': kwargs})
         resp, body = self.post('policies', post_body)
         self.expected_success(201, resp.status)
         body = json.loads(body)
@@ -49,12 +53,12 @@
         return service_client.ResponseBody(resp, body)
 
     def update_policy(self, policy_id, **kwargs):
-        """Updates a policy."""
-        type = kwargs.get('type')
-        post_body = {
-            'type': type
-        }
-        post_body = json.dumps({'policy': post_body})
+        """Updates a policy.
+
+        Available params: see http://developer.openstack.org/
+                              api-ref-identity-v3.html#updatePolicy
+        """
+        post_body = json.dumps({'policy': kwargs})
         url = 'policies/%s' % policy_id
         resp, body = self.patch(url, post_body)
         self.expected_success(200, resp.status)
diff --git a/tempest/services/identity/v3/json/region_client.py b/tempest/services/identity/v3/json/region_client.py
index 24c6f33..6ccdc31 100644
--- a/tempest/services/identity/v3/json/region_client.py
+++ b/tempest/services/identity/v3/json/region_client.py
@@ -13,6 +13,10 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
+"""
+http://developer.openstack.org/api-ref-identity-v3.html#regions-v3
+"""
+
 from oslo_serialization import jsonutils as json
 from six.moves.urllib import parse as urllib
 
@@ -22,31 +26,34 @@
 class RegionClient(service_client.ServiceClient):
     api_version = "v3"
 
-    def create_region(self, description, **kwargs):
-        """Create region."""
-        req_body = {
-            'description': description,
-        }
-        if kwargs.get('parent_region_id'):
-            req_body['parent_region_id'] = kwargs.get('parent_region_id')
-        req_body = json.dumps({'region': req_body})
-        if kwargs.get('unique_region_id'):
-            resp, body = self.put(
-                'regions/%s' % kwargs.get('unique_region_id'), req_body)
+    def create_region(self, region_id=None, **kwargs):
+        """Create region.
+
+        Available params: see http://developer.openstack.org/
+                              api-ref-identity-v3.html#createRegion
+
+                          see http://developer.openstack.org/
+                              api-ref-identity-v3.html#createRegionWithID
+        """
+        if region_id is not None:
+            method = self.put
+            url = 'regions/%s' % region_id
         else:
-            resp, body = self.post('regions', req_body)
+            method = self.post
+            url = 'regions'
+        req_body = json.dumps({'region': kwargs})
+        resp, body = method(url, req_body)
         self.expected_success(201, resp.status)
         body = json.loads(body)
         return service_client.ResponseBody(resp, body)
 
     def update_region(self, region_id, **kwargs):
-        """Updates a region."""
-        post_body = {}
-        if 'description' in kwargs:
-            post_body['description'] = kwargs.get('description')
-        if 'parent_region_id' in kwargs:
-            post_body['parent_region_id'] = kwargs.get('parent_region_id')
-        post_body = json.dumps({'region': post_body})
+        """Updates a region.
+
+        Available params: see http://developer.openstack.org/
+                              api-ref-identity-v3.html#updateRegion
+        """
+        post_body = json.dumps({'region': kwargs})
         resp, body = self.patch('regions/%s' % region_id, post_body)
         self.expected_success(200, resp.status)
         body = json.loads(body)
diff --git a/tempest/services/identity/v3/json/service_client.py b/tempest/services/identity/v3/json/service_client.py
index 2acc3a8..3dbfe5e 100644
--- a/tempest/services/identity/v3/json/service_client.py
+++ b/tempest/services/identity/v3/json/service_client.py
@@ -13,6 +13,10 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
+"""
+http://developer.openstack.org/api-ref-identity-v3.html#service-catalog-v3
+"""
+
 from oslo_serialization import jsonutils as json
 
 from tempest.common import service_client
@@ -22,23 +26,18 @@
     api_version = "v3"
 
     def update_service(self, service_id, **kwargs):
-        """Updates a service."""
-        body = self.get_service(service_id)['service']
-        name = kwargs.get('name', body['name'])
-        type = kwargs.get('type', body['type'])
-        desc = kwargs.get('description', body['description'])
-        patch_body = {
-            'description': desc,
-            'type': type,
-            'name': name
-        }
-        patch_body = json.dumps({'service': patch_body})
+        """Updates a service.
+
+        Available params: see http://developer.openstack.org/
+                              api-ref-identity-v3.html#updateService
+        """
+        patch_body = json.dumps({'service': kwargs})
         resp, body = self.patch('services/%s' % service_id, patch_body)
         self.expected_success(200, resp.status)
         body = json.loads(body)
         return service_client.ResponseBody(resp, body)
 
-    def get_service(self, service_id):
+    def show_service(self, service_id):
         """Get Service."""
         url = 'services/%s' % service_id
         resp, body = self.get(url)
@@ -46,15 +45,13 @@
         body = json.loads(body)
         return service_client.ResponseBody(resp, body)
 
-    def create_service(self, serv_type, name=None, description=None,
-                       enabled=True):
-        body_dict = {
-            'name': name,
-            'type': serv_type,
-            'enabled': enabled,
-            'description': description,
-        }
-        body = json.dumps({'service': body_dict})
+    def create_service(self, **kwargs):
+        """Creates a service.
+
+        Available params: see http://developer.openstack.org/
+                              api-ref-identity-v3.html#createService
+        """
+        body = json.dumps({'service': kwargs})
         resp, body = self.post("services", body)
         self.expected_success(201, resp.status)
         body = json.loads(body)
diff --git a/tempest/services/image/v1/json/image_client.py b/tempest/services/image/v1/json/images_client.py
similarity index 99%
rename from tempest/services/image/v1/json/image_client.py
rename to tempest/services/image/v1/json/images_client.py
index d97da36..4884106 100644
--- a/tempest/services/image/v1/json/image_client.py
+++ b/tempest/services/image/v1/json/images_client.py
@@ -32,13 +32,13 @@
 LOG = logging.getLogger(__name__)
 
 
-class ImageClient(service_client.ServiceClient):
+class ImagesClient(service_client.ServiceClient):
 
     def __init__(self, auth_provider, catalog_type, region, endpoint_type=None,
                  build_interval=None, build_timeout=None,
                  disable_ssl_certificate_validation=None,
                  ca_certs=None, trace_requests=None):
-        super(ImageClient, self).__init__(
+        super(ImagesClient, self).__init__(
             auth_provider,
             catalog_type,
             region,
diff --git a/tempest/services/image/v2/json/image_client.py b/tempest/services/image/v2/json/images_client.py
similarity index 87%
rename from tempest/services/image/v2/json/image_client.py
rename to tempest/services/image/v2/json/images_client.py
index eea179d..33bfcb8 100644
--- a/tempest/services/image/v2/json/image_client.py
+++ b/tempest/services/image/v2/json/images_client.py
@@ -22,13 +22,13 @@
 from tempest.common import service_client
 
 
-class ImageClientV2(service_client.ServiceClient):
+class ImagesClientV2(service_client.ServiceClient):
 
     def __init__(self, auth_provider, catalog_type, region, endpoint_type=None,
                  build_interval=None, build_timeout=None,
                  disable_ssl_certificate_validation=None, ca_certs=None,
                  trace_requests=None):
-        super(ImageClientV2, self).__init__(
+        super(ImagesClientV2, self).__init__(
             auth_provider,
             catalog_type,
             region,
@@ -153,7 +153,7 @@
         self.expected_success(204, resp.status)
         return service_client.ResponseBody(resp, body)
 
-    def load_image_file(self, image_id):
+    def show_image_file(self, image_id):
         url = 'v2/images/%s/file' % image_id
         resp, body = self.get(url)
         self.expected_success(200, resp.status)
@@ -178,17 +178,22 @@
         body = json.loads(body)
         return service_client.ResponseBody(resp, body)
 
-    def add_image_member(self, image_id, member_id):
+    def add_image_member(self, image_id, **kwargs):
         url = 'v2/images/%s/members' % image_id
-        data = json.dumps({'member': member_id})
+        data = json.dumps(kwargs)
         resp, body = self.post(url, data)
         self.expected_success(200, resp.status)
         body = json.loads(body)
         return service_client.ResponseBody(resp, body)
 
-    def update_image_member(self, image_id, member_id, body):
+    def update_image_member(self, image_id, member_id, **kwargs):
+        """Update an image member.
+
+        Available params: see http://developer.openstack.org/
+                              api-ref-image-v2.html#updateImageMember-v2
+        """
         url = 'v2/images/%s/members/%s' % (image_id, member_id)
-        data = json.dumps(body)
+        data = json.dumps(kwargs)
         resp, body = self.put(url, data)
         self.expected_success(200, resp.status)
         body = json.loads(body)
@@ -200,7 +205,7 @@
         self.expected_success(200, resp.status)
         return service_client.ResponseBody(resp, json.loads(body))
 
-    def remove_image_member(self, image_id, member_id):
+    def delete_image_member(self, image_id, member_id):
         url = 'v2/images/%s/members/%s' % (image_id, member_id)
         resp, _ = self.delete(url)
         self.expected_success(204, resp.status)
@@ -220,19 +225,13 @@
         body = json.loads(body)
         return service_client.ResponseBody(resp, body)
 
-    def create_namespaces(self, namespace, **kwargs):
-        params = {
-            "namespace": namespace,
-        }
+    def create_namespace(self, **kwargs):
+        """Create a namespace.
 
-        for option in kwargs:
-            value = kwargs.get(option)
-            if isinstance(value, dict) or isinstance(value, tuple):
-                params.update(value)
-            else:
-                params[option] = value
-
-        data = json.dumps(params)
+        Available params: see http://developer.openstack.org/
+                              api-ref-image-v2.html#createNamespace-v2
+        """
+        data = json.dumps(kwargs)
         self._validate_schema(data)
 
         resp, body = self.post('/v2/metadefs/namespaces', data)
@@ -240,25 +239,23 @@
         body = json.loads(body)
         return service_client.ResponseBody(resp, body)
 
-    def show_namespaces(self, namespace):
+    def show_namespace(self, namespace):
         url = '/v2/metadefs/namespaces/%s' % namespace
         resp, body = self.get(url)
         self.expected_success(200, resp.status)
         body = json.loads(body)
         return service_client.ResponseBody(resp, body)
 
-    def update_namespaces(self, namespace, visibility, **kwargs):
-        params = {
-            "namespace": namespace,
-            "visibility": visibility
-        }
-        for option in kwargs:
-            value = kwargs.get(option)
-            if isinstance(value, dict) or isinstance(value, tuple):
-                params.update(value)
-            else:
-                params[option] = value
+    def update_namespace(self, namespace, **kwargs):
+        """Update a namespace.
 
+        Available params: see http://developer.openstack.org/
+                              api-ref-image-v2.html#updateNamespace-v2
+        """
+        # NOTE: On Glance API, we need to pass namespace on both URI
+        # and a request body.
+        params = {'namespace': namespace}
+        params.update(kwargs)
         data = json.dumps(params)
         self._validate_schema(data)
         url = '/v2/metadefs/namespaces/%s' % namespace
@@ -267,7 +264,7 @@
         body = json.loads(body)
         return service_client.ResponseBody(resp, body)
 
-    def delete_namespaces(self, namespace):
+    def delete_namespace(self, namespace):
         url = '/v2/metadefs/namespaces/%s' % namespace
         resp, _ = self.delete(url)
         self.expected_success(204, resp.status)
diff --git a/tempest/services/messaging/json/messaging_client.py b/tempest/services/messaging/json/messaging_client.py
index 2f233a9..5a43841 100644
--- a/tempest/services/messaging/json/messaging_client.py
+++ b/tempest/services/messaging/json/messaging_client.py
@@ -170,7 +170,7 @@
         self.expected_success(204, resp.status)
         return resp, body
 
-    def release_claim(self, claim_uri):
+    def delete_claim(self, claim_uri):
         resp, body = self.delete(claim_uri)
         self.expected_success(204, resp.status)
         return resp, body
diff --git a/tempest/services/network/json/base.py b/tempest/services/network/json/base.py
index fe150df..6ebc245 100644
--- a/tempest/services/network/json/base.py
+++ b/tempest/services/network/json/base.py
@@ -18,9 +18,10 @@
 
 class BaseNetworkClient(service_client.ServiceClient):
 
-    """
-    Base class for Tempest REST clients for Neutron.  Child classes use v2 of
-    the Neutron API, since the V1 API has been removed from the code base.
+    """Base class for Tempest REST clients for Neutron.
+
+    Child classes use v2 of the Neutron API, since the V1 API has been
+    removed from the code base.
     """
 
     version = '2.0'
diff --git a/tempest/services/network/json/floating_ips_client.py b/tempest/services/network/json/floating_ips_client.py
new file mode 100644
index 0000000..5c490ed
--- /dev/null
+++ b/tempest/services/network/json/floating_ips_client.py
@@ -0,0 +1,38 @@
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+from tempest.services.network.json import base
+
+
+class FloatingIPsClient(base.BaseNetworkClient):
+
+    def create_floatingip(self, **kwargs):
+        uri = '/floatingips'
+        post_data = {'floatingip': kwargs}
+        return self.create_resource(uri, post_data)
+
+    def update_floatingip(self, floatingip_id, **kwargs):
+        uri = '/floatingips/%s' % floatingip_id
+        post_data = {'floatingip': kwargs}
+        return self.update_resource(uri, post_data)
+
+    def show_floatingip(self, floatingip_id, **fields):
+        uri = '/floatingips/%s' % floatingip_id
+        return self.show_resource(uri, **fields)
+
+    def delete_floatingip(self, floatingip_id):
+        uri = '/floatingips/%s' % floatingip_id
+        return self.delete_resource(uri)
+
+    def list_floatingips(self, **filters):
+        uri = '/floatingips'
+        return self.list_resources(uri, **filters)
diff --git a/tempest/services/network/json/metering_labels_client.py b/tempest/services/network/json/metering_labels_client.py
new file mode 100644
index 0000000..2e5cdae
--- /dev/null
+++ b/tempest/services/network/json/metering_labels_client.py
@@ -0,0 +1,33 @@
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+from tempest.services.network.json import base
+
+
+class MeteringLabelsClient(base.BaseNetworkClient):
+
+    def create_metering_label(self, **kwargs):
+        uri = '/metering/metering-labels'
+        post_data = {'metering_label': kwargs}
+        return self.create_resource(uri, post_data)
+
+    def show_metering_label(self, metering_label_id, **fields):
+        uri = '/metering/metering-labels/%s' % metering_label_id
+        return self.show_resource(uri, **fields)
+
+    def delete_metering_label(self, metering_label_id):
+        uri = '/metering/metering-labels/%s' % metering_label_id
+        return self.delete_resource(uri)
+
+    def list_metering_labels(self, **filters):
+        uri = '/metering/metering-labels'
+        return self.list_resources(uri, **filters)
diff --git a/tempest/services/network/json/network_client.py b/tempest/services/network/json/network_client.py
index 7821f37..b525143 100644
--- a/tempest/services/network/json/network_client.py
+++ b/tempest/services/network/json/network_client.py
@@ -21,9 +21,10 @@
 
 class NetworkClient(base.BaseNetworkClient):
 
-    """
-    Tempest REST client for Neutron. Uses v2 of the Neutron API, since the
-    V1 API has been removed from the code base.
+    """Tempest REST client for Neutron.
+
+    Uses v2 of the Neutron API, since the V1 API has been removed from the
+    code base.
 
     Implements create, delete, update, list and show for the basic Neutron
     abstractions (networks, sub-networks, routers, ports and floating IP):
@@ -34,67 +35,6 @@
     quotas
     """
 
-    def create_port(self, **kwargs):
-        uri = '/ports'
-        post_data = {'port': kwargs}
-        return self.create_resource(uri, post_data)
-
-    def update_port(self, port_id, **kwargs):
-        uri = '/ports/%s' % port_id
-        post_data = {'port': kwargs}
-        return self.update_resource(uri, post_data)
-
-    def show_port(self, port_id, **fields):
-        uri = '/ports/%s' % port_id
-        return self.show_resource(uri, **fields)
-
-    def delete_port(self, port_id):
-        uri = '/ports/%s' % port_id
-        return self.delete_resource(uri)
-
-    def list_ports(self, **filters):
-        uri = '/ports'
-        return self.list_resources(uri, **filters)
-
-    def create_floatingip(self, **kwargs):
-        uri = '/floatingips'
-        post_data = {'floatingip': kwargs}
-        return self.create_resource(uri, post_data)
-
-    def update_floatingip(self, floatingip_id, **kwargs):
-        uri = '/floatingips/%s' % floatingip_id
-        post_data = {'floatingip': kwargs}
-        return self.update_resource(uri, post_data)
-
-    def show_floatingip(self, floatingip_id, **fields):
-        uri = '/floatingips/%s' % floatingip_id
-        return self.show_resource(uri, **fields)
-
-    def delete_floatingip(self, floatingip_id):
-        uri = '/floatingips/%s' % floatingip_id
-        return self.delete_resource(uri)
-
-    def list_floatingips(self, **filters):
-        uri = '/floatingips'
-        return self.list_resources(uri, **filters)
-
-    def create_metering_label(self, **kwargs):
-        uri = '/metering/metering-labels'
-        post_data = {'metering_label': kwargs}
-        return self.create_resource(uri, post_data)
-
-    def show_metering_label(self, metering_label_id, **fields):
-        uri = '/metering/metering-labels/%s' % metering_label_id
-        return self.show_resource(uri, **fields)
-
-    def delete_metering_label(self, metering_label_id):
-        uri = '/metering/metering-labels/%s' % metering_label_id
-        return self.delete_resource(uri)
-
-    def list_metering_labels(self, **filters):
-        uri = '/metering/metering-labels'
-        return self.list_resources(uri, **filters)
-
     def create_metering_label_rule(self, **kwargs):
         uri = '/metering/metering-label-rules'
         post_data = {'metering_label_rule': kwargs}
@@ -175,20 +115,22 @@
         uri = '/ports'
         return self.create_resource(uri, post_data)
 
-    def wait_for_resource_deletion(self, resource_type, id):
+    def wait_for_resource_deletion(self, resource_type, id, client=None):
         """Waits for a resource to be deleted."""
         start_time = int(time.time())
         while True:
-            if self.is_resource_deleted(resource_type, id):
+            if self.is_resource_deleted(resource_type, id, client=client):
                 return
             if int(time.time()) - start_time >= self.build_timeout:
                 raise exceptions.TimeoutException
             time.sleep(self.build_interval)
 
-    def is_resource_deleted(self, resource_type, id):
+    def is_resource_deleted(self, resource_type, id, client=None):
+        if client is None:
+            client = self
         method = 'show_' + resource_type
         try:
-            getattr(self, method)(id)
+            getattr(client, method)(id)
         except AttributeError:
             raise Exception("Unknown resource type %s " % resource_type)
         except lib_exc.NotFound:
@@ -197,8 +139,8 @@
 
     def wait_for_resource_status(self, fetch, status, interval=None,
                                  timeout=None):
-        """
-        @summary: Waits for a network resource to reach a status
+        """Waits for a network resource to reach a status
+
         @param fetch: the callable to be used to query the resource status
         @type fecth: callable that takes no parameters and returns the resource
         @param status: the status that the resource has to reach
@@ -333,7 +275,8 @@
         return self.list_resources(uri)
 
     def update_agent(self, agent_id, agent_info):
-        """
+        """Update agent
+
         :param agent_info: Agent update information.
         E.g {"admin_state_up": True}
         """
diff --git a/tempest/services/network/json/ports_client.py b/tempest/services/network/json/ports_client.py
new file mode 100644
index 0000000..d52d65e
--- /dev/null
+++ b/tempest/services/network/json/ports_client.py
@@ -0,0 +1,38 @@
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+from tempest.services.network.json import base
+
+
+class PortsClient(base.BaseNetworkClient):
+
+    def create_port(self, **kwargs):
+        uri = '/ports'
+        post_data = {'port': kwargs}
+        return self.create_resource(uri, post_data)
+
+    def update_port(self, port_id, **kwargs):
+        uri = '/ports/%s' % port_id
+        post_data = {'port': kwargs}
+        return self.update_resource(uri, post_data)
+
+    def show_port(self, port_id, **fields):
+        uri = '/ports/%s' % port_id
+        return self.show_resource(uri, **fields)
+
+    def delete_port(self, port_id):
+        uri = '/ports/%s' % port_id
+        return self.delete_resource(uri)
+
+    def list_ports(self, **filters):
+        uri = '/ports'
+        return self.list_resources(uri, **filters)
diff --git a/tempest/services/network/resources.py b/tempest/services/network/resources.py
index 16d9823..10911f7 100644
--- a/tempest/services/network/resources.py
+++ b/tempest/services/network/resources.py
@@ -19,10 +19,7 @@
 
 
 class AttributeDict(dict):
-
-    """
-    Provide attribute access (dict.key) to dictionary values.
-    """
+    """Provide attribute access (dict.key) to dictionary values."""
 
     def __getattr__(self, name):
         """Allow attribute access for all keys in the dict."""
@@ -33,10 +30,9 @@
 
 @six.add_metaclass(abc.ABCMeta)
 class DeletableResource(AttributeDict):
+    """Support deletion of neutron resources (networks, subnets)
 
-    """
-    Support deletion of neutron resources (networks, subnets) via a
-    delete() method, as is supported by keystone and nova resources.
+    via a delete() method, as is supported by keystone and nova resources.
     """
 
     def __init__(self, *args, **kwargs):
@@ -44,6 +40,7 @@
         self.network_client = kwargs.pop('network_client', None)
         self.networks_client = kwargs.pop('networks_client', None)
         self.subnets_client = kwargs.pop('subnets_client', None)
+        self.ports_client = kwargs.pop('ports_client', None)
         super(DeletableResource, self).__init__(*args, **kwargs)
 
     def __str__(self):
@@ -152,7 +149,7 @@
 class DeletablePort(DeletableResource):
 
     def delete(self):
-        self.client.delete_port(self.id)
+        self.ports_client.delete_port(self.id)
 
 
 class DeletableSecurityGroup(DeletableResource):
diff --git a/tempest/services/object_storage/account_client.py b/tempest/services/object_storage/account_client.py
index d89aa5d..2c7fe29 100644
--- a/tempest/services/object_storage/account_client.py
+++ b/tempest/services/object_storage/account_client.py
@@ -59,8 +59,8 @@
         return resp, body
 
     def list_account_metadata(self):
-        """
-        HEAD on the storage URL
+        """HEAD on the storage URL
+
         Returns all account metadata headers
         """
         resp, body = self.head('')
@@ -86,9 +86,7 @@
 
     def delete_account_metadata(self, metadata,
                                 metadata_prefix='X-Remove-Account-Meta-'):
-        """
-        Deletes an account metadata entry.
-        """
+        """Deletes an account metadata entry."""
 
         headers = {}
         for item in metadata:
@@ -103,9 +101,7 @@
             delete_metadata=None,
             create_metadata_prefix='X-Account-Meta-',
             delete_metadata_prefix='X-Remove-Account-Meta-'):
-        """
-        Creates and deletes an account metadata entry.
-        """
+        """Creates and deletes an account metadata entry."""
         headers = {}
         for key in create_metadata:
             headers[create_metadata_prefix + key] = create_metadata[key]
@@ -117,8 +113,8 @@
         return resp, body
 
     def list_account_containers(self, params=None):
-        """
-        GET on the (base) storage URL
+        """GET on the (base) storage URL
+
         Given valid X-Auth-Token, returns a list of all containers for the
         account.
 
diff --git a/tempest/services/object_storage/container_client.py b/tempest/services/object_storage/container_client.py
index e8ee20b..73c25db 100644
--- a/tempest/services/object_storage/container_client.py
+++ b/tempest/services/object_storage/container_client.py
@@ -29,9 +29,9 @@
             remove_metadata=None,
             metadata_prefix='X-Container-Meta-',
             remove_metadata_prefix='X-Remove-Container-Meta-'):
-        """
-           Creates a container, with optional metadata passed in as a
-           dictionary
+        """Creates a container
+
+        with optional metadata passed in as a dictionary
         """
         url = str(container_name)
         headers = {}
@@ -90,19 +90,17 @@
         return resp, body
 
     def list_container_metadata(self, container_name):
-        """
-        Retrieves container metadata headers
-        """
+        """Retrieves container metadata headers"""
         url = str(container_name)
         resp, body = self.head(url)
         self.expected_success(204, resp.status)
         return resp, body
 
     def list_all_container_objects(self, container, params=None):
-        """
-            Returns complete list of all objects in the container, even if
-            item count is beyond 10,000 item listing limit.
-            Does not require any parameters aside from container name.
+        """Returns complete list of all objects in the container
+
+        even if item count is beyond 10,000 item listing limit.
+        Does not require any parameters aside from container name.
         """
         # TODO(dwalleck): Rewrite using json format to avoid newlines at end of
         # obj names. Set limit to API limit - 1 (max returned items = 9999)
@@ -121,8 +119,7 @@
         return objlist
 
     def list_container_contents(self, container, params=None):
-        """
-           List the objects in a container, given the container name
+        """List the objects in a container, given the container name
 
            Returns the container object listing as a plain text list, or as
            xml or json if that option is specified via the 'format' argument.
diff --git a/tempest/services/object_storage/object_client.py b/tempest/services/object_storage/object_client.py
index 2265587..5890e33 100644
--- a/tempest/services/object_storage/object_client.py
+++ b/tempest/services/object_storage/object_client.py
@@ -149,9 +149,7 @@
         return resp, body
 
     def put_object_with_chunk(self, container, name, contents, chunk_size):
-        """
-        Put an object with Transfer-Encoding header
-        """
+        """Put an object with Transfer-Encoding header"""
         if self.base_url is None:
             self._set_auth()
 
@@ -204,8 +202,8 @@
 
 def put_object_connection(base_url, container, name, contents=None,
                           chunk_size=65536, headers=None, query_string=None):
-    """
-    Helper function to make connection to put object with httplib
+    """Helper function to make connection to put object with httplib
+
     :param base_url: base_url of an object client
     :param container: container name that the object is in
     :param name: object name to put
diff --git a/tempest/services/telemetry/json/alarming_client.py b/tempest/services/telemetry/json/alarming_client.py
new file mode 100644
index 0000000..ce14211
--- /dev/null
+++ b/tempest/services/telemetry/json/alarming_client.py
@@ -0,0 +1,98 @@
+# Copyright 2014 OpenStack Foundation
+# All Rights Reserved.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+from oslo_serialization import jsonutils as json
+from six.moves.urllib import parse as urllib
+
+from tempest.common import service_client
+
+
+class AlarmingClient(service_client.ServiceClient):
+
+    version = '2'
+    uri_prefix = "v2"
+
+    def deserialize(self, body):
+        return json.loads(body.replace("\n", ""))
+
+    def serialize(self, body):
+        return json.dumps(body)
+
+    def list_alarms(self, query=None):
+        uri = '%s/alarms' % self.uri_prefix
+        uri_dict = {}
+        if query:
+            uri_dict = {'q.field': query[0],
+                        'q.op': query[1],
+                        'q.value': query[2]}
+        if uri_dict:
+            uri += "?%s" % urllib.urlencode(uri_dict)
+        resp, body = self.get(uri)
+        self.expected_success(200, resp.status)
+        body = self.deserialize(body)
+        return service_client.ResponseBodyList(resp, body)
+
+    def show_alarm(self, alarm_id):
+        uri = '%s/alarms/%s' % (self.uri_prefix, alarm_id)
+        resp, body = self.get(uri)
+        self.expected_success(200, resp.status)
+        body = self.deserialize(body)
+        return service_client.ResponseBody(resp, body)
+
+    def show_alarm_history(self, alarm_id):
+        uri = "%s/alarms/%s/history" % (self.uri_prefix, alarm_id)
+        resp, body = self.get(uri)
+        self.expected_success(200, resp.status)
+        body = self.deserialize(body)
+        return service_client.ResponseBodyList(resp, body)
+
+    def delete_alarm(self, alarm_id):
+        uri = "%s/alarms/%s" % (self.uri_prefix, alarm_id)
+        resp, body = self.delete(uri)
+        self.expected_success(204, resp.status)
+        if body:
+            body = self.deserialize(body)
+        return service_client.ResponseBody(resp, body)
+
+    def create_alarm(self, **kwargs):
+        uri = "%s/alarms" % self.uri_prefix
+        body = self.serialize(kwargs)
+        resp, body = self.post(uri, body)
+        self.expected_success(201, resp.status)
+        body = self.deserialize(body)
+        return service_client.ResponseBody(resp, body)
+
+    def update_alarm(self, alarm_id, **kwargs):
+        uri = "%s/alarms/%s" % (self.uri_prefix, alarm_id)
+        body = self.serialize(kwargs)
+        resp, body = self.put(uri, body)
+        self.expected_success(200, resp.status)
+        body = self.deserialize(body)
+        return service_client.ResponseBody(resp, body)
+
+    def show_alarm_state(self, alarm_id):
+        uri = "%s/alarms/%s/state" % (self.uri_prefix, alarm_id)
+        resp, body = self.get(uri)
+        self.expected_success(200, resp.status)
+        body = self.deserialize(body)
+        return service_client.ResponseBodyData(resp, body)
+
+    def alarm_set_state(self, alarm_id, state):
+        uri = "%s/alarms/%s/state" % (self.uri_prefix, alarm_id)
+        body = self.serialize(state)
+        resp, body = self.put(uri, body)
+        self.expected_success(200, resp.status)
+        body = self.deserialize(body)
+        return service_client.ResponseBodyData(resp, body)
diff --git a/tempest/services/telemetry/json/telemetry_client.py b/tempest/services/telemetry/json/telemetry_client.py
index fc8951e..05530b1 100644
--- a/tempest/services/telemetry/json/telemetry_client.py
+++ b/tempest/services/telemetry/json/telemetry_client.py
@@ -72,10 +72,6 @@
         uri = '%s/meters' % self.uri_prefix
         return self._helper_list(uri, query)
 
-    def list_alarms(self, query=None):
-        uri = '%s/alarms' % self.uri_prefix
-        return self._helper_list(uri, query)
-
     def list_statistics(self, meter, period=None, query=None):
         uri = "%s/meters/%s/statistics" % (self.uri_prefix, meter)
         return self._helper_list(uri, query, period)
@@ -94,56 +90,3 @@
         self.expected_success(200, resp.status)
         body = self.deserialize(body)
         return service_client.ResponseBody(resp, body)
-
-    def show_alarm(self, alarm_id):
-        uri = '%s/alarms/%s' % (self.uri_prefix, alarm_id)
-        resp, body = self.get(uri)
-        self.expected_success(200, resp.status)
-        body = self.deserialize(body)
-        return service_client.ResponseBody(resp, body)
-
-    def delete_alarm(self, alarm_id):
-        uri = "%s/alarms/%s" % (self.uri_prefix, alarm_id)
-        resp, body = self.delete(uri)
-        self.expected_success(204, resp.status)
-        if body:
-            body = self.deserialize(body)
-        return service_client.ResponseBody(resp, body)
-
-    def create_alarm(self, **kwargs):
-        uri = "%s/alarms" % self.uri_prefix
-        body = self.serialize(kwargs)
-        resp, body = self.post(uri, body)
-        self.expected_success(201, resp.status)
-        body = self.deserialize(body)
-        return service_client.ResponseBody(resp, body)
-
-    def update_alarm(self, alarm_id, **kwargs):
-        uri = "%s/alarms/%s" % (self.uri_prefix, alarm_id)
-        body = self.serialize(kwargs)
-        resp, body = self.put(uri, body)
-        self.expected_success(200, resp.status)
-        body = self.deserialize(body)
-        return service_client.ResponseBody(resp, body)
-
-    def show_alarm_state(self, alarm_id):
-        uri = "%s/alarms/%s/state" % (self.uri_prefix, alarm_id)
-        resp, body = self.get(uri)
-        self.expected_success(200, resp.status)
-        body = self.deserialize(body)
-        return service_client.ResponseBodyData(resp, body)
-
-    def alarm_set_state(self, alarm_id, state):
-        uri = "%s/alarms/%s/state" % (self.uri_prefix, alarm_id)
-        body = self.serialize(state)
-        resp, body = self.put(uri, body)
-        self.expected_success(200, resp.status)
-        body = self.deserialize(body)
-        return service_client.ResponseBodyData(resp, body)
-
-    def show_alarm_history(self, alarm_id):
-        uri = "%s/alarms/%s/history" % (self.uri_prefix, alarm_id)
-        resp, body = self.get(uri)
-        self.expected_success(200, resp.status)
-        body = self.deserialize(body)
-        return service_client.ResponseBodyList(resp, body)
diff --git a/tempest/services/volume/json/__init__.py b/tempest/services/volume/base/__init__.py
similarity index 100%
copy from tempest/services/volume/json/__init__.py
copy to tempest/services/volume/base/__init__.py
diff --git a/tempest/services/volume/json/admin/__init__.py b/tempest/services/volume/base/admin/__init__.py
similarity index 100%
copy from tempest/services/volume/json/admin/__init__.py
copy to tempest/services/volume/base/admin/__init__.py
diff --git a/tempest/services/volume/json/admin/volume_hosts_client.py b/tempest/services/volume/base/admin/base_volume_hosts_client.py
similarity index 80%
rename from tempest/services/volume/json/admin/volume_hosts_client.py
rename to tempest/services/volume/base/admin/base_volume_hosts_client.py
index ab9cd5a..97bb007 100644
--- a/tempest/services/volume/json/admin/volume_hosts_client.py
+++ b/tempest/services/volume/base/admin/base_volume_hosts_client.py
@@ -20,11 +20,9 @@
 
 
 class BaseVolumeHostsClient(service_client.ServiceClient):
-    """
-    Client class to send CRUD Volume Hosts API requests to a Cinder endpoint
-    """
+    """Client class to send CRUD Volume Hosts API requests"""
 
-    def list_hosts(self, params=None):
+    def list_hosts(self, **params):
         """Lists all hosts."""
 
         url = 'os-hosts'
@@ -35,9 +33,3 @@
         body = json.loads(body)
         self.expected_success(200, resp.status)
         return service_client.ResponseBody(resp, body)
-
-
-class VolumeHostsClient(BaseVolumeHostsClient):
-    """
-    Client class to send CRUD Volume Host API V1 requests to a Cinder endpoint
-    """
diff --git a/tempest/services/volume/json/admin/volume_quotas_client.py b/tempest/services/volume/base/admin/base_volume_quotas_client.py
similarity index 74%
rename from tempest/services/volume/json/admin/volume_quotas_client.py
rename to tempest/services/volume/base/admin/base_volume_quotas_client.py
index 207554d..ad8ba03 100644
--- a/tempest/services/volume/json/admin/volume_quotas_client.py
+++ b/tempest/services/volume/base/admin/base_volume_quotas_client.py
@@ -19,9 +19,7 @@
 
 
 class BaseVolumeQuotasClient(service_client.ServiceClient):
-    """
-    Client class to send CRUD Volume Quotas API requests to a Cinder endpoint
-    """
+    """Client class to send CRUD Volume Quotas API requests"""
 
     TYPE = "json"
 
@@ -52,21 +50,14 @@
         body = self.show_quota_set(tenant_id, params={'usage': True})
         return body
 
-    def update_quota_set(self, tenant_id, gigabytes=None, volumes=None,
-                         snapshots=None):
-        post_body = {}
+    def update_quota_set(self, tenant_id, **kwargs):
+        """Updates quota set
 
-        if gigabytes is not None:
-            post_body['gigabytes'] = gigabytes
-
-        if volumes is not None:
-            post_body['volumes'] = volumes
-
-        if snapshots is not None:
-            post_body['snapshots'] = snapshots
-
-        post_body = jsonutils.dumps({'quota_set': post_body})
-        resp, body = self.put('os-quota-sets/%s' % tenant_id, post_body)
+        Available params: see http://developer.openstack.org/
+                              api-ref-blockstorage-v2.html#updateQuotas-v2
+        """
+        put_body = jsonutils.dumps({'quota_set': kwargs})
+        resp, body = self.put('os-quota-sets/%s' % tenant_id, put_body)
         self.expected_success(200, resp.status)
         body = jsonutils.loads(body)
         return service_client.ResponseBody(resp, body)
@@ -76,9 +67,3 @@
         resp, body = self.delete('os-quota-sets/%s' % tenant_id)
         self.expected_success(200, resp.status)
         return service_client.ResponseBody(resp, body)
-
-
-class VolumeQuotasClient(BaseVolumeQuotasClient):
-    """
-    Client class to send CRUD Volume Type API V1 requests to a Cinder endpoint
-    """
diff --git a/tempest/services/volume/json/admin/volume_services_client.py b/tempest/services/volume/base/admin/base_volume_services_client.py
similarity index 91%
rename from tempest/services/volume/json/admin/volume_services_client.py
rename to tempest/services/volume/base/admin/base_volume_services_client.py
index 798a642..1790421 100644
--- a/tempest/services/volume/json/admin/volume_services_client.py
+++ b/tempest/services/volume/base/admin/base_volume_services_client.py
@@ -30,7 +30,3 @@
         body = json.loads(body)
         self.expected_success(200, resp.status)
         return service_client.ResponseBody(resp, body)
-
-
-class VolumesServicesClient(BaseVolumesServicesClient):
-    """Volume V1 volume services client"""
diff --git a/tempest/services/volume/json/admin/volume_types_client.py b/tempest/services/volume/base/admin/base_volume_types_client.py
similarity index 93%
rename from tempest/services/volume/json/admin/volume_types_client.py
rename to tempest/services/volume/base/admin/base_volume_types_client.py
index cd61859..8fcf57c 100644
--- a/tempest/services/volume/json/admin/volume_types_client.py
+++ b/tempest/services/volume/base/admin/base_volume_types_client.py
@@ -21,9 +21,7 @@
 
 
 class BaseVolumeTypesClient(service_client.ServiceClient):
-    """
-    Client class to send CRUD Volume Types API requests to a Cinder endpoint
-    """
+    """Client class to send CRUD Volume Types API requests"""
 
     def is_resource_deleted(self, resource):
         # to use this method self.resource must be defined to respective value
@@ -69,8 +67,8 @@
         return service_client.ResponseBody(resp, body)
 
     def create_volume_type(self, name, **kwargs):
-        """
-        Creates a new Volume_type.
+        """Creates a new Volume_type.
+
         name(Required): Name of volume_type.
         Following optional keyword arguments are accepted:
         extra_specs: A dictionary of values to be used as extra_specs.
@@ -113,8 +111,8 @@
         return service_client.ResponseBody(resp, body)
 
     def create_volume_type_extra_specs(self, vol_type_id, extra_spec):
-        """
-        Creates a new Volume_type extra spec.
+        """Creates a new Volume_type extra spec.
+
         vol_type_id: Id of volume_type.
         extra_specs: A dictionary of values to be used as extra_specs.
         """
@@ -134,8 +132,8 @@
 
     def update_volume_type_extra_specs(self, vol_type_id, extra_spec_name,
                                        extra_spec):
-        """
-        Update a volume_type extra spec.
+        """Update a volume_type extra spec.
+
         vol_type_id: Id of volume_type.
         extra_spec_name: Name of the extra spec to be updated.
         extra_spec: A dictionary of with key as extra_spec_name and the
@@ -150,8 +148,8 @@
         return service_client.ResponseBody(resp, body)
 
     def show_encryption_type(self, vol_type_id):
-        """
-        Get the volume encryption type for the specified volume type.
+        """Get the volume encryption type for the specified volume type.
+
         vol_type_id: Id of volume_type.
         """
         url = "/types/%s/encryption" % str(vol_type_id)
@@ -161,8 +159,7 @@
         return service_client.ResponseBody(resp, body)
 
     def create_encryption_type(self, vol_type_id, **kwargs):
-        """
-        Create a new encryption type for the specified volume type.
+        """Create a new encryption type for the specified volume type.
 
         vol_type_id: Id of volume_type.
         provider: Class providing encryption support.
@@ -185,7 +182,3 @@
             "/types/%s/encryption/provider" % str(vol_type_id))
         self.expected_success(202, resp.status)
         return service_client.ResponseBody(resp, body)
-
-
-class VolumeTypesClient(BaseVolumeTypesClient):
-    """Volume V1 Volume Types client"""
diff --git a/tempest/services/volume/json/availability_zone_client.py b/tempest/services/volume/base/base_availability_zone_client.py
similarity index 88%
rename from tempest/services/volume/json/availability_zone_client.py
rename to tempest/services/volume/base/base_availability_zone_client.py
index 4d24ede..d5a2fda 100644
--- a/tempest/services/volume/json/availability_zone_client.py
+++ b/tempest/services/volume/base/base_availability_zone_client.py
@@ -25,9 +25,3 @@
         body = json.loads(body)
         self.expected_success(200, resp.status)
         return service_client.ResponseBody(resp, body)
-
-
-class VolumeAvailabilityZoneClient(BaseVolumeAvailabilityZoneClient):
-    """
-    Volume V1 availability zone client.
-    """
diff --git a/tempest/services/volume/json/backups_client.py b/tempest/services/volume/base/base_backups_client.py
similarity index 96%
rename from tempest/services/volume/json/backups_client.py
rename to tempest/services/volume/base/base_backups_client.py
index 6827c93..be926e6 100644
--- a/tempest/services/volume/json/backups_client.py
+++ b/tempest/services/volume/base/base_backups_client.py
@@ -16,7 +16,6 @@
 import time
 
 from oslo_serialization import jsonutils as json
-
 from tempest_lib import exceptions as lib_exc
 
 from tempest.common import service_client
@@ -24,9 +23,7 @@
 
 
 class BaseBackupsClient(service_client.ServiceClient):
-    """
-    Client class to send CRUD Volume backup API requests to a Cinder endpoint
-    """
+    """Client class to send CRUD Volume backup API requests"""
 
     def create_backup(self, volume_id, container=None, name=None,
                       description=None):
@@ -126,7 +123,3 @@
             if int(time.time()) - start_time >= self.build_timeout:
                 raise exceptions.TimeoutException
             time.sleep(self.build_interval)
-
-
-class BackupsClient(BaseBackupsClient):
-    """Volume V1 Backups client"""
diff --git a/tempest/services/volume/json/extensions_client.py b/tempest/services/volume/base/base_extensions_client.py
similarity index 90%
rename from tempest/services/volume/json/extensions_client.py
rename to tempest/services/volume/base/base_extensions_client.py
index 5744d4a..afc3f6b 100644
--- a/tempest/services/volume/json/extensions_client.py
+++ b/tempest/services/volume/base/base_extensions_client.py
@@ -26,9 +26,3 @@
         body = json.loads(body)
         self.expected_success(200, resp.status)
         return service_client.ResponseBody(resp, body)
-
-
-class ExtensionsClient(BaseExtensionsClient):
-    """
-    Volume V1 extensions client.
-    """
diff --git a/tempest/services/volume/json/qos_client.py b/tempest/services/volume/base/base_qos_client.py
similarity index 98%
rename from tempest/services/volume/json/qos_client.py
rename to tempest/services/volume/base/base_qos_client.py
index c79168c..c7f6c6e 100644
--- a/tempest/services/volume/json/qos_client.py
+++ b/tempest/services/volume/base/base_qos_client.py
@@ -155,7 +155,3 @@
         resp, body = self.get(url)
         self.expected_success(202, resp.status)
         return service_client.ResponseBody(resp, body)
-
-
-class QosSpecsClient(BaseQosSpecsClient):
-    """Volume V1 QoS client."""
diff --git a/tempest/services/volume/json/snapshots_client.py b/tempest/services/volume/base/base_snapshots_client.py
similarity index 97%
rename from tempest/services/volume/json/snapshots_client.py
rename to tempest/services/volume/base/base_snapshots_client.py
index 3fcf18c..fac90e4 100644
--- a/tempest/services/volume/json/snapshots_client.py
+++ b/tempest/services/volume/base/base_snapshots_client.py
@@ -51,8 +51,8 @@
         return service_client.ResponseBody(resp, body)
 
     def create_snapshot(self, volume_id, **kwargs):
-        """
-        Creates a new snapshot.
+        """Creates a new snapshot.
+
         volume_id(Required): id of the volume.
         force: Create a snapshot even if the volume attached (Default=False)
         display_name: Optional snapshot Name.
@@ -196,7 +196,3 @@
         resp, body = self.post('snapshots/%s/action' % snapshot_id, post_body)
         self.expected_success(202, resp.status)
         return service_client.ResponseBody(resp, body)
-
-
-class SnapshotsClient(BaseSnapshotsClient):
-    """Client class to send CRUD Volume V1 API requests."""
diff --git a/tempest/services/volume/json/volumes_client.py b/tempest/services/volume/base/base_volumes_client.py
similarity index 97%
rename from tempest/services/volume/json/volumes_client.py
rename to tempest/services/volume/base/base_volumes_client.py
index 9304f63..c7302e8 100644
--- a/tempest/services/volume/json/volumes_client.py
+++ b/tempest/services/volume/base/base_volumes_client.py
@@ -23,9 +23,7 @@
 
 
 class BaseVolumesClient(service_client.ServiceClient):
-    """
-    Base client class to send CRUD Volume API requests to a Cinder endpoint
-    """
+    """Base client class to send CRUD Volume API requests"""
 
     create_resp = 200
 
@@ -74,8 +72,8 @@
         return service_client.ResponseBody(resp, body)
 
     def create_volume(self, size=None, **kwargs):
-        """
-        Creates a new Volume.
+        """Creates a new Volume.
+
         size: Size of volume in GB.
         Following optional keyword arguments are accepted:
         display_name: Optional Volume Name(only for V1).
@@ -336,9 +334,3 @@
         post_body = json.dumps({'os-retype': post_body})
         resp, body = self.post('volumes/%s/action' % volume_id, post_body)
         self.expected_success(202, resp.status)
-
-
-class VolumesClient(BaseVolumesClient):
-    """
-    Client class to send CRUD Volume V1 API requests to a Cinder endpoint
-    """
diff --git a/tempest/services/volume/json/__init__.py b/tempest/services/volume/v1/__init__.py
similarity index 100%
copy from tempest/services/volume/json/__init__.py
copy to tempest/services/volume/v1/__init__.py
diff --git a/tempest/services/volume/json/__init__.py b/tempest/services/volume/v1/json/__init__.py
similarity index 100%
rename from tempest/services/volume/json/__init__.py
rename to tempest/services/volume/v1/json/__init__.py
diff --git a/tempest/services/volume/json/admin/__init__.py b/tempest/services/volume/v1/json/admin/__init__.py
similarity index 100%
rename from tempest/services/volume/json/admin/__init__.py
rename to tempest/services/volume/v1/json/admin/__init__.py
diff --git a/tempest/services/volume/v1/json/admin/volume_hosts_client.py b/tempest/services/volume/v1/json/admin/volume_hosts_client.py
new file mode 100644
index 0000000..e564469
--- /dev/null
+++ b/tempest/services/volume/v1/json/admin/volume_hosts_client.py
@@ -0,0 +1,20 @@
+# Copyright 2013 OpenStack Foundation
+# All Rights Reserved.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+from tempest.services.volume.base.admin import base_volume_hosts_client
+
+
+class VolumeHostsClient(base_volume_hosts_client.BaseVolumeHostsClient):
+    """Client class to send CRUD Volume Host API V1 requests"""
diff --git a/tempest/services/volume/v1/json/admin/volume_quotas_client.py b/tempest/services/volume/v1/json/admin/volume_quotas_client.py
new file mode 100644
index 0000000..b0dde19
--- /dev/null
+++ b/tempest/services/volume/v1/json/admin/volume_quotas_client.py
@@ -0,0 +1,19 @@
+# Copyright (C) 2014 eNovance SAS <licensing@enovance.com>
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+from tempest.services.volume.base.admin import base_volume_quotas_client
+
+
+class VolumeQuotasClient(base_volume_quotas_client.BaseVolumeQuotasClient):
+    """Client class to send CRUD Volume Type API V1 requests"""
diff --git a/tempest/services/volume/v1/json/admin/volume_services_client.py b/tempest/services/volume/v1/json/admin/volume_services_client.py
new file mode 100644
index 0000000..00810ed
--- /dev/null
+++ b/tempest/services/volume/v1/json/admin/volume_services_client.py
@@ -0,0 +1,21 @@
+# Copyright 2014 NEC Corporation
+# All Rights Reserved.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+from tempest.services.volume.base.admin import base_volume_services_client
+
+
+class VolumesServicesClient(
+        base_volume_services_client.BaseVolumesServicesClient):
+    """Volume V1 volume services client"""
diff --git a/tempest/services/volume/v1/json/admin/volume_types_client.py b/tempest/services/volume/v1/json/admin/volume_types_client.py
new file mode 100644
index 0000000..28524d1
--- /dev/null
+++ b/tempest/services/volume/v1/json/admin/volume_types_client.py
@@ -0,0 +1,20 @@
+# Copyright 2012 OpenStack Foundation
+# All Rights Reserved.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+from tempest.services.volume.base.admin import base_volume_types_client
+
+
+class VolumeTypesClient(base_volume_types_client.BaseVolumeTypesClient):
+    """Volume V1 Volume Types client"""
diff --git a/tempest/services/volume/v1/json/availability_zone_client.py b/tempest/services/volume/v1/json/availability_zone_client.py
new file mode 100644
index 0000000..d8180fa
--- /dev/null
+++ b/tempest/services/volume/v1/json/availability_zone_client.py
@@ -0,0 +1,21 @@
+# Copyright 2014 NEC Corporation.
+# All Rights Reserved.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+from tempest.services.volume.base import base_availability_zone_client
+
+
+class VolumeAvailabilityZoneClient(
+        base_availability_zone_client.BaseVolumeAvailabilityZoneClient):
+    """Volume V1 availability zone client."""
diff --git a/tempest/services/volume/v1/json/backups_client.py b/tempest/services/volume/v1/json/backups_client.py
new file mode 100644
index 0000000..ac6db6a
--- /dev/null
+++ b/tempest/services/volume/v1/json/backups_client.py
@@ -0,0 +1,20 @@
+# Copyright 2014 OpenStack Foundation
+# All Rights Reserved.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+from tempest.services.volume.base import base_backups_client
+
+
+class BackupsClient(base_backups_client.BaseBackupsClient):
+    """Volume V1 Backups client"""
diff --git a/tempest/services/volume/v1/json/extensions_client.py b/tempest/services/volume/v1/json/extensions_client.py
new file mode 100644
index 0000000..f99d0f5
--- /dev/null
+++ b/tempest/services/volume/v1/json/extensions_client.py
@@ -0,0 +1,20 @@
+# Copyright 2012 OpenStack Foundation
+# All Rights Reserved.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+from tempest.services.volume.base import base_extensions_client
+
+
+class ExtensionsClient(base_extensions_client.BaseExtensionsClient):
+    """Volume V1 extensions client."""
diff --git a/tempest/services/volume/v1/json/qos_client.py b/tempest/services/volume/v1/json/qos_client.py
new file mode 100644
index 0000000..b2b2195
--- /dev/null
+++ b/tempest/services/volume/v1/json/qos_client.py
@@ -0,0 +1,19 @@
+# All Rights Reserved.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+from tempest.services.volume.base import base_qos_client
+
+
+class QosSpecsClient(base_qos_client.BaseQosSpecsClient):
+    """Volume V1 QoS client."""
diff --git a/tempest/services/volume/v1/json/snapshots_client.py b/tempest/services/volume/v1/json/snapshots_client.py
new file mode 100644
index 0000000..b039c2b
--- /dev/null
+++ b/tempest/services/volume/v1/json/snapshots_client.py
@@ -0,0 +1,17 @@
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+from tempest.services.volume.base import base_snapshots_client
+
+
+class SnapshotsClient(base_snapshots_client.BaseSnapshotsClient):
+    """Client class to send CRUD Volume V1 API requests."""
diff --git a/tempest/services/volume/v1/json/volumes_client.py b/tempest/services/volume/v1/json/volumes_client.py
new file mode 100644
index 0000000..7782043
--- /dev/null
+++ b/tempest/services/volume/v1/json/volumes_client.py
@@ -0,0 +1,20 @@
+# Copyright 2012 OpenStack Foundation
+# All Rights Reserved.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+from tempest.services.volume.base import base_volumes_client
+
+
+class VolumesClient(base_volumes_client.BaseVolumesClient):
+    """Client class to send CRUD Volume V1 API requests"""
diff --git a/tempest/services/volume/v2/json/admin/volume_hosts_client.py b/tempest/services/volume/v2/json/admin/volume_hosts_client.py
index f0cc03f..a1d8b61 100644
--- a/tempest/services/volume/v2/json/admin/volume_hosts_client.py
+++ b/tempest/services/volume/v2/json/admin/volume_hosts_client.py
@@ -13,12 +13,9 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-
-from tempest.services.volume.json.admin import volume_hosts_client
+from tempest.services.volume.base.admin import base_volume_hosts_client
 
 
-class VolumeHostsV2Client(volume_hosts_client.BaseVolumeHostsClient):
-    """
-    Client class to send CRUD Volume V2 API requests to a Cinder endpoint
-    """
+class VolumeHostsV2Client(base_volume_hosts_client.BaseVolumeHostsClient):
+    """Client class to send CRUD Volume V2 API requests"""
     api_version = "v2"
diff --git a/tempest/services/volume/v2/json/admin/volume_quotas_client.py b/tempest/services/volume/v2/json/admin/volume_quotas_client.py
index 635b6e1..a89ba2f 100644
--- a/tempest/services/volume/v2/json/admin/volume_quotas_client.py
+++ b/tempest/services/volume/v2/json/admin/volume_quotas_client.py
@@ -13,11 +13,9 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-from tempest.services.volume.json.admin import volume_quotas_client
+from tempest.services.volume.base.admin import base_volume_quotas_client
 
 
-class VolumeQuotasV2Client(volume_quotas_client.BaseVolumeQuotasClient):
-    """
-    Client class to send CRUD Volume V2 API requests to a Cinder endpoint
-    """
+class VolumeQuotasV2Client(base_volume_quotas_client.BaseVolumeQuotasClient):
+    """Client class to send CRUD Volume V2 API requests"""
     api_version = "v2"
diff --git a/tempest/services/volume/v2/json/admin/volume_services_client.py b/tempest/services/volume/v2/json/admin/volume_services_client.py
index d0efc38..da7a4ea 100644
--- a/tempest/services/volume/v2/json/admin/volume_services_client.py
+++ b/tempest/services/volume/v2/json/admin/volume_services_client.py
@@ -13,11 +13,10 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-from tempest.services.volume.json.admin import volume_services_client as vs_cli
+from tempest.services.volume.base.admin import base_volume_services_client
 
 
-class VolumesServicesV2Client(vs_cli.BaseVolumesServicesClient):
-    """
-    Client class to send CRUD Volume V2 API requests to a Cinder endpoint
-    """
+class VolumesServicesV2Client(
+        base_volume_services_client.BaseVolumesServicesClient):
+    """Client class to send CRUD Volume V2 API requests"""
     api_version = "v2"
diff --git a/tempest/services/volume/v2/json/admin/volume_types_client.py b/tempest/services/volume/v2/json/admin/volume_types_client.py
index 1b9ff51..d63acf5 100644
--- a/tempest/services/volume/v2/json/admin/volume_types_client.py
+++ b/tempest/services/volume/v2/json/admin/volume_types_client.py
@@ -13,12 +13,9 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-
-from tempest.services.volume.json.admin import volume_types_client
+from tempest.services.volume.base.admin import base_volume_types_client
 
 
-class VolumeTypesV2Client(volume_types_client.BaseVolumeTypesClient):
-    """
-    Client class to send CRUD Volume V2 API requests to a Cinder endpoint
-    """
+class VolumeTypesV2Client(base_volume_types_client.BaseVolumeTypesClient):
+    """Client class to send CRUD Volume V2 API requests"""
     api_version = "v2"
diff --git a/tempest/services/volume/v2/json/availability_zone_client.py b/tempest/services/volume/v2/json/availability_zone_client.py
index 2e1ab20..a4fc9fe 100644
--- a/tempest/services/volume/v2/json/availability_zone_client.py
+++ b/tempest/services/volume/v2/json/availability_zone_client.py
@@ -13,9 +13,9 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-from tempest.services.volume.json import availability_zone_client
+from tempest.services.volume.base import base_availability_zone_client
 
 
 class VolumeV2AvailabilityZoneClient(
-        availability_zone_client.BaseVolumeAvailabilityZoneClient):
+        base_availability_zone_client.BaseVolumeAvailabilityZoneClient):
     api_version = "v2"
diff --git a/tempest/services/volume/v2/json/backups_client.py b/tempest/services/volume/v2/json/backups_client.py
index 1ce11ce..15d363b 100644
--- a/tempest/services/volume/v2/json/backups_client.py
+++ b/tempest/services/volume/v2/json/backups_client.py
@@ -13,11 +13,9 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-from tempest.services.volume.json import backups_client
+from tempest.services.volume.base import base_backups_client
 
 
-class BackupsClientV2(backups_client.BaseBackupsClient):
-    """
-    Client class to send CRUD Volume V2 API requests to a Cinder endpoint
-    """
+class BackupsClientV2(base_backups_client.BaseBackupsClient):
+    """Client class to send CRUD Volume V2 API requests"""
     api_version = "v2"
diff --git a/tempest/services/volume/v2/json/extensions_client.py b/tempest/services/volume/v2/json/extensions_client.py
index 3e32c0c..004b232 100644
--- a/tempest/services/volume/v2/json/extensions_client.py
+++ b/tempest/services/volume/v2/json/extensions_client.py
@@ -13,8 +13,8 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-from tempest.services.volume.json import extensions_client
+from tempest.services.volume.base import base_extensions_client
 
 
-class ExtensionsV2Client(extensions_client.BaseExtensionsClient):
+class ExtensionsV2Client(base_extensions_client.BaseExtensionsClient):
     api_version = "v2"
diff --git a/tempest/services/volume/v2/json/qos_client.py b/tempest/services/volume/v2/json/qos_client.py
index 42bd1c9..e8b680a 100644
--- a/tempest/services/volume/v2/json/qos_client.py
+++ b/tempest/services/volume/v2/json/qos_client.py
@@ -12,8 +12,8 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-from tempest.services.volume.json import qos_client
+from tempest.services.volume.base import base_qos_client
 
 
-class QosSpecsV2Client(qos_client.BaseQosSpecsClient):
+class QosSpecsV2Client(base_qos_client.BaseQosSpecsClient):
     api_version = "v2"
diff --git a/tempest/services/volume/v2/json/snapshots_client.py b/tempest/services/volume/v2/json/snapshots_client.py
index a94f9cd..28a9e98 100644
--- a/tempest/services/volume/v2/json/snapshots_client.py
+++ b/tempest/services/volume/v2/json/snapshots_client.py
@@ -10,10 +10,10 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-from tempest.services.volume.json import snapshots_client
+from tempest.services.volume.base import base_snapshots_client
 
 
-class SnapshotsV2Client(snapshots_client.BaseSnapshotsClient):
+class SnapshotsV2Client(base_snapshots_client.BaseSnapshotsClient):
     """Client class to send CRUD Volume V2 API requests."""
     api_version = "v2"
     create_resp = 202
diff --git a/tempest/services/volume/v2/json/volumes_client.py b/tempest/services/volume/v2/json/volumes_client.py
index a6d081c..51daa94 100644
--- a/tempest/services/volume/v2/json/volumes_client.py
+++ b/tempest/services/volume/v2/json/volumes_client.py
@@ -13,12 +13,10 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-from tempest.services.volume.json import volumes_client
+from tempest.services.volume.base import base_volumes_client
 
 
-class VolumesV2Client(volumes_client.BaseVolumesClient):
-    """
-    Client class to send CRUD Volume V2 API requests to a Cinder endpoint
-    """
+class VolumesV2Client(base_volumes_client.BaseVolumesClient):
+    """Client class to send CRUD Volume V2 API requests"""
     api_version = "v2"
     create_resp = 202
diff --git a/tempest/stress/actions/ssh_floating.py b/tempest/stress/actions/ssh_floating.py
index d912b25..6bac570 100644
--- a/tempest/stress/actions/ssh_floating.py
+++ b/tempest/stress/actions/ssh_floating.py
@@ -107,12 +107,12 @@
         sec_grp_cli.delete_security_group(self.sec_grp['id'])
 
     def _create_floating_ip(self):
-        floating_cli = self.manager.floating_ips_client
+        floating_cli = self.manager.compute_floating_ips_client
         self.floating = (floating_cli.create_floating_ip(self.floating_pool)
                          ['floating_ip'])
 
     def _destroy_floating_ip(self):
-        cli = self.manager.floating_ips_client
+        cli = self.manager.compute_floating_ips_client
         cli.delete_floating_ip(self.floating['id'])
         cli.wait_for_resource_deletion(self.floating['id'])
         self.logger.info("Deleted Floating IP %s", str(self.floating['ip']))
@@ -146,7 +146,7 @@
             self._create_vm()
 
     def wait_disassociate(self):
-        cli = self.manager.floating_ips_client
+        cli = self.manager.compute_floating_ips_client
 
         def func():
             floating = (cli.show_floating_ip(self.floating['id'])
@@ -158,7 +158,7 @@
             raise RuntimeError("IP disassociate timeout!")
 
     def run_core(self):
-        cli = self.manager.floating_ips_client
+        cli = self.manager.compute_floating_ips_client
         cli.associate_floating_ip_to_server(self.floating['ip'],
                                             self.server_id)
         for method in self.verify:
diff --git a/tempest/stress/actions/unit_test.py b/tempest/stress/actions/unit_test.py
index c376693..3b27885 100644
--- a/tempest/stress/actions/unit_test.py
+++ b/tempest/stress/actions/unit_test.py
@@ -35,6 +35,7 @@
 
 class UnitTest(stressaction.StressAction):
     """This is a special action for running existing unittests as stress test.
+
        You need to pass ``test_method`` and ``class_setup_per``
        using ``kwargs`` in the JSON descriptor;
        ``test_method`` should be the fully qualified name of a unittest,
diff --git a/tempest/stress/actions/volume_attach_verify.py b/tempest/stress/actions/volume_attach_verify.py
index 95841a9..fa0bb8b 100644
--- a/tempest/stress/actions/volume_attach_verify.py
+++ b/tempest/stress/actions/volume_attach_verify.py
@@ -70,12 +70,12 @@
         sec_grp_cli.delete_security_group(self.sec_grp['id'])
 
     def _create_floating_ip(self):
-        floating_cli = self.manager.floating_ips_client
+        floating_cli = self.manager.compute_floating_ips_client
         self.floating = (floating_cli.create_floating_ip(self.floating_pool)
                          ['floating_ip'])
 
     def _destroy_floating_ip(self):
-        cli = self.manager.floating_ips_client
+        cli = self.manager.compute_floating_ips_client
         cli.delete_floating_ip(self.floating['id'])
         cli.wait_for_resource_deletion(self.floating['id'])
         self.logger.info("Deleted Floating IP %s", str(self.floating['ip']))
@@ -98,7 +98,7 @@
         self.logger.info("deleted volume: %s" % self.volume['id'])
 
     def _wait_disassociate(self):
-        cli = self.manager.floating_ips_client
+        cli = self.manager.compute_floating_ips_client
 
         def func():
             floating = (cli.show_floating_ip(self.floating['id'])
@@ -111,7 +111,7 @@
 
     def new_server_ops(self):
         self._create_vm()
-        cli = self.manager.floating_ips_client
+        cli = self.manager.compute_floating_ips_client
         cli.associate_floating_ip_to_server(self.floating['ip'],
                                             self.server_id)
         if self.ssh_test_before_attach and self.enable_ssh_verify:
@@ -121,6 +121,7 @@
 
     def setUp(self, **kwargs):
         """Note able configuration combinations:
+
             Closest options to the test_stamp_pattern:
                 new_server = True
                 new_volume = True
@@ -218,7 +219,7 @@
             self._destroy_vm()
 
     def tearDown(self):
-        cli = self.manager.floating_ips_client
+        cli = self.manager.compute_floating_ips_client
         cli.disassociate_floating_ip_from_server(self.floating['ip'],
                                                  self.server_id)
         self._wait_disassociate()
diff --git a/tempest/stress/cleanup.py b/tempest/stress/cleanup.py
index 1350d95..993359d 100644
--- a/tempest/stress/cleanup.py
+++ b/tempest/stress/cleanup.py
@@ -16,14 +16,14 @@
 
 from oslo_log import log as logging
 
-from tempest import clients
+from tempest.common import credentials_factory as credentials
 from tempest.common import waiters
 
 LOG = logging.getLogger(__name__)
 
 
 def cleanup():
-    admin_manager = clients.AdminManager()
+    admin_manager = credentials.AdminManager()
 
     body = admin_manager.servers_client.list_servers(all_tenants=True)
     LOG.info("Cleanup::remove %s servers" % len(body['servers']))
@@ -59,16 +59,17 @@
         except Exception:
             pass
 
-    floating_ips = (admin_manager.floating_ips_client.list_floating_ips()
+    admin_floating_ips_client = admin_manager.compute_floating_ips_client
+    floating_ips = (admin_floating_ips_client.list_floating_ips()
                     ['floating_ips'])
     LOG.info("Cleanup::remove %s floating ips" % len(floating_ips))
     for f in floating_ips:
         try:
-            admin_manager.floating_ips_client.delete_floating_ip(f['id'])
+            admin_floating_ips_client.delete_floating_ip(f['id'])
         except Exception:
             pass
 
-    users = admin_manager.identity_client.get_users()['users']
+    users = admin_manager.identity_client.list_users()['users']
     LOG.info("Cleanup::remove %s users" % len(users))
     for user in users:
         if user['name'].startswith("stress_user"):
diff --git a/tempest/stress/driver.py b/tempest/stress/driver.py
index 7634d2c..8359efd 100644
--- a/tempest/stress/driver.py
+++ b/tempest/stress/driver.py
@@ -26,6 +26,7 @@
 
 from tempest import clients
 from tempest.common import cred_client
+from tempest.common import credentials_factory as credentials
 from tempest.common.utils import data_utils
 from tempest import config
 from tempest import exceptions
@@ -48,9 +49,9 @@
 
 
 def _get_compute_nodes(controller, ssh_user, ssh_key=None):
-    """
-    Returns a list of active compute nodes. List is generated by running
-    nova-manage on the controller.
+    """Returns a list of active compute nodes.
+
+    List is generated by running nova-manage on the controller.
     """
     nodes = []
     cmd = "nova-manage service list | grep ^nova-compute"
@@ -68,9 +69,7 @@
 
 def _has_error_in_logs(logfiles, nodes, ssh_user, ssh_key=None,
                        stop_on_error=False):
-    """
-    Detect errors in the nova log files on the controller and compute nodes.
-    """
+    """Detect errors in nova log files on the controller and compute nodes."""
     grep = 'egrep "ERROR|TRACE" %s' % logfiles
     ret = False
     for node in nodes:
@@ -84,9 +83,7 @@
 
 
 def sigchld_handler(signalnum, frame):
-    """
-    Signal handler (only active if stop_on_error is True).
-    """
+    """Signal handler (only active if stop_on_error is True)."""
     for process in processes:
         if (not process['process'].is_alive() and
                 process['process'].exitcode != 0):
@@ -96,9 +93,7 @@
 
 
 def terminate_all_processes(check_interval=20):
-    """
-    Goes through the process list and terminates all child processes.
-    """
+    """Goes through the process list and terminates all child processes."""
     LOG.info("Stopping all processes.")
     for process in processes:
         if process['process'].is_alive():
@@ -119,10 +114,8 @@
 
 
 def stress_openstack(tests, duration, max_runs=None, stop_on_error=False):
-    """
-    Workload driver. Executes an action function against a nova-cluster.
-    """
-    admin_manager = clients.AdminManager()
+    """Workload driver. Executes an action function against a nova-cluster."""
+    admin_manager = credentials.AdminManager()
 
     ssh_user = CONF.stress.target_ssh_user
     ssh_key = CONF.stress.target_private_key_path
@@ -145,7 +138,7 @@
         if test.get('use_admin', False):
             manager = admin_manager
         else:
-            manager = clients.Manager()
+            manager = credentials.ConfiguredUserManager()
         for p_number in moves.xrange(test.get('threads', default_thread_num)):
             if test.get('use_isolated_tenants', False):
                 username = data_utils.rand_name("stress_user")
diff --git a/tempest/stress/stressaction.py b/tempest/stress/stressaction.py
index a3d0d17..c8bd652 100644
--- a/tempest/stress/stressaction.py
+++ b/tempest/stress/stressaction.py
@@ -40,32 +40,35 @@
 
     @property
     def action(self):
-        """This methods returns the action. Overload this if you
-        create a stress test wrapper.
+        """This methods returns the action.
+
+        Overload this if you create a stress test wrapper.
         """
         return self.__class__.__name__
 
     def setUp(self, **kwargs):
-        """This method is called before the run method
-        to help the test initialize any structures.
-        kwargs contains arguments passed in from the
-        configuration json file.
+        """Initialize test structures/resources
+
+        This method is called before "run" method to help the test
+        initialize any structures. kwargs contains arguments passed
+        in from the configuration json file.
 
         setUp doesn't count against the time duration.
         """
         self.logger.debug("setUp")
 
     def tearDown(self):
-        """This method is called to do any cleanup
-        after the test is complete.
+        """Cleanup test structures/resources
+
+        This method is called to do any cleanup after the test is complete.
         """
         self.logger.debug("tearDown")
 
     def execute(self, shared_statistic):
-        """This is the main execution entry point called
-        by the driver.   We register a signal handler to
-        allow us to tearDown gracefully, and then exit.
-        We also keep track of how many runs we do.
+        """This is the main execution entry point called by the driver.
+
+        We register a signal handler to allow us to tearDown gracefully,
+        and then exit. We also keep track of how many runs we do.
         """
         signal.signal(signal.SIGHUP, self._shutdown_handler)
         signal.signal(signal.SIGTERM, self._shutdown_handler)
diff --git a/tempest/test.py b/tempest/test.py
index b8ba5f4..30eb93d 100644
--- a/tempest/test.py
+++ b/tempest/test.py
@@ -27,12 +27,13 @@
 from oslo_serialization import jsonutils as json
 from oslo_utils import importutils
 import six
+from tempest_lib import decorators
 import testscenarios
 import testtools
 
 from tempest import clients
 from tempest.common import cred_client
-from tempest.common import credentials
+from tempest.common import credentials_factory as credentials
 from tempest.common import fixed_network
 import tempest.common.generator.valid_generator as valid
 import tempest.common.validation_resources as vresources
@@ -43,6 +44,8 @@
 
 CONF = config.CONF
 
+idempotent_id = decorators.idempotent_id
+
 
 def attr(**kwargs):
     """A decorator which applies the testtools attr decorator
@@ -62,23 +65,6 @@
     return decorator
 
 
-def idempotent_id(id):
-    """Stub for metadata decorator"""
-    if not isinstance(id, six.string_types):
-        raise TypeError('Test idempotent_id must be string not %s'
-                        '' % type(id).__name__)
-    uuid.UUID(id)
-
-    def decorator(f):
-        f = testtools.testcase.attr('id-%s' % id)(f)
-        if f.__doc__:
-            f.__doc__ = 'Test idempotent id: %s\n%s' % (id, f.__doc__)
-        else:
-            f.__doc__ = 'Test idempotent id: %s' % id
-        return f
-    return decorator
-
-
 def get_service_list():
     service_list = {
         'compute': CONF.service_available.nova,
@@ -211,6 +197,7 @@
 class BaseTestCase(testtools.testcase.WithAttributes,
                    testtools.TestCase):
     """The test base class defines Tempest framework for class level fixtures.
+
     `setUpClass` and `tearDownClass` are defined here and cannot be overwritten
     by subclasses (enforced via hacking rule T105).
 
@@ -315,8 +302,10 @@
 
     @classmethod
     def skip_checks(cls):
-        """Class level skip checks. Subclasses verify in here all
-        conditions that might prevent the execution of the entire test class.
+        """Class level skip checks.
+
+        Subclasses verify in here all conditions that might prevent the
+        execution of the entire test class.
         Checks implemented here may not make use API calls, and should rely on
         configuration alone.
         In general skip checks that require an API call are discouraged.
@@ -343,6 +332,7 @@
     @classmethod
     def setup_credentials(cls):
         """Allocate credentials and the client managers from them.
+
         A test class that requires network resources must override
         setup_credentials and defined the required resources before super
         is invoked.
@@ -380,8 +370,7 @@
 
     @classmethod
     def resource_setup(cls):
-        """Class level resource setup for test cases.
-        """
+        """Class level resource setup for test cases."""
         if hasattr(cls, "os"):
             cls.validation_resources = vresources.create_validation_resources(
                 cls.os, cls.validation_resources)
@@ -392,6 +381,7 @@
     @classmethod
     def resource_cleanup(cls):
         """Class level resource cleanup for test cases.
+
         Resource cleanup must be able to handle the case of partially setup
         resources, in case a failure during `resource_setup` should happen.
         """
@@ -491,7 +481,7 @@
         :param credential_type: string - primary, alt or admin
         :param roles: list of roles
 
-        :returns the created client manager
+        :returns: the created client manager
         :raises skipException: if the requested credentials are not available
         """
         if all([roles, credential_type]):
@@ -523,9 +513,7 @@
 
     @classmethod
     def clear_credentials(cls):
-        """
-        Clears creds if set
-        """
+        """Clears creds if set"""
         if hasattr(cls, '_creds_provider'):
             cls._creds_provider.clear_creds()
 
@@ -534,6 +522,7 @@
                                  security_group=None,
                                  security_group_rules=None):
         """Specify which ssh server validation resources should be created.
+
         Each of the argument must be set to either None, True or False, with
         None - use default from config (security groups and security group
                rules get created when set to None)
@@ -609,8 +598,8 @@
             admin_creds = cred_provider.get_admin_creds()
             admin_manager = clients.Manager(admin_creds)
             networks_client = admin_manager.compute_networks_client
-        return fixed_network.get_tenant_network(cred_provider,
-                                                networks_client)
+        return fixed_network.get_tenant_network(
+            cred_provider, networks_client, CONF.compute.fixed_network_name)
 
     def assertEmpty(self, list, msg=None):
         self.assertTrue(len(list) == 0, msg)
@@ -631,10 +620,11 @@
 
     @staticmethod
     def load_tests(*args):
-        """
-        Wrapper for testscenarios to set the mandatory scenarios variable
-        only in case a real test loader is in place. Will be automatically
-        called in case the variable "load_tests" is set.
+        """Wrapper for testscenarios
+
+        To set the mandatory scenarios variable only in case a real test
+        loader is in place. Will be automatically called in case the variable
+        "load_tests" is set.
         """
         if getattr(args[0], 'suiteClass', None) is not None:
             loader, standard_tests, pattern = args
@@ -649,8 +639,7 @@
 
     @staticmethod
     def generate_scenario(description):
-        """
-        Generates the test scenario list for a given description.
+        """Generates the test scenario list for a given description.
 
         :param description: A file or dictionary with the following entries:
             name (required) name for the api
@@ -694,7 +683,8 @@
         return scenario_list
 
     def execute(self, description):
-        """
+        """Execute a http call
+
         Execute a http call on an api that are expected to
         result in client errors. First it uses invalid resources that are part
         of the url, and then invalid data for queries and http request bodies.
@@ -788,7 +778,8 @@
 
     @classmethod
     def set_resource(cls, name, resource):
-        """
+        """Register a resoruce for a test
+
         This function can be used in setUpClass context to register a resoruce
         for a test.
 
@@ -799,10 +790,10 @@
         cls._resources[name] = resource
 
     def get_resource(self, name):
-        """
-        Return a valid uuid for a type of resource. If a real resource is
-        needed as part of a url then this method should return one. Otherwise
-        it can return None.
+        """Return a valid uuid for a type of resource.
+
+        If a real resource is needed as part of a url then this method should
+        return one. Otherwise it can return None.
 
         :param name: The name of the kind of resource such as "flavor", "role",
             etc.
@@ -819,9 +810,7 @@
 
 
 def SimpleNegativeAutoTest(klass):
-    """
-    This decorator registers a test function on basis of the class name.
-    """
+    """This decorator registers a test function on basis of the class name."""
     @attr(type=['negative'])
     def generic_test(self):
         if hasattr(self, '_schema'):
@@ -838,10 +827,9 @@
 
 
 def call_until_true(func, duration, sleep_for):
-    """
-    Call the given function until it returns True (and return True) or
-    until the specified duration (in seconds) elapses (and return
-    False).
+    """Call the given function until it returns True (and return True)
+
+    or until the specified duration (in seconds) elapses (and return False).
 
     :param func: A zero argument callable that returns True on success.
     :param duration: The number of seconds for which to attempt a
diff --git a/tempest/test_discover/plugins.py b/tempest/test_discover/plugins.py
index 58a9905..108b50d 100644
--- a/tempest/test_discover/plugins.py
+++ b/tempest/test_discover/plugins.py
@@ -25,14 +25,14 @@
 
 @six.add_metaclass(abc.ABCMeta)
 class TempestPlugin(object):
-    """A TempestPlugin class provides the basic hooks for an external
-    plugin to provide tempest the necessary information to run the plugin.
+    """Provide basic hooks for an external plugin
+
+    To provide tempest the necessary information to run the plugin.
     """
 
     @abc.abstractmethod
     def load_tests(self):
-        """Method to return the information necessary to load the tests in the
-        plugin.
+        """Return the information necessary to load the tests in the plugin.
 
         :return: a tuple with the first value being the test_dir and the second
                  being the top_level
@@ -42,9 +42,10 @@
 
     @abc.abstractmethod
     def register_opts(self, conf):
-        """Method to add additional configuration options to tempest. This
-        method will be run for the plugin during the register_opts() function
-        in tempest.config
+        """Add additional configuration options to tempest.
+
+        This method will be run for the plugin during the register_opts()
+        function in tempest.config
 
         :param ConfigOpts conf: The conf object that can be used to register
             additional options on.
@@ -53,7 +54,7 @@
 
     @abc.abstractmethod
     def get_opt_lists(self):
-        """Method to get a list of options for sample config generation
+        """Get a list of options for sample config generation
 
         :return option_list: A list of tuples with the group name and options
                              in that group.
diff --git a/tempest/tests/base.py b/tempest/tests/base.py
index 27eb2c4..fe9268e 100644
--- a/tempest/tests/base.py
+++ b/tempest/tests/base.py
@@ -26,8 +26,7 @@
         self.stubs = mox_fixture.stubs
 
     def patch(self, target, **kwargs):
-        """
-        Returns a started `mock.patch` object for the supplied target.
+        """Returns a started `mock.patch` object for the supplied target.
 
         The caller may then call the returned patcher to create a mock object.
 
diff --git a/tempest/tests/cmd/test_javelin.py b/tempest/tests/cmd/test_javelin.py
index fc3d984..d328d56 100644
--- a/tempest/tests/cmd/test_javelin.py
+++ b/tempest/tests/cmd/test_javelin.py
@@ -106,10 +106,12 @@
         self.assertFalse(mocked_function.called)
 
     def test_create_users(self):
-        self.fake_client.identity.get_tenant_by_name.return_value = \
-            self.fake_object['tenant']
-        self.fake_client.identity.get_user_by_username.side_effect = \
-            lib_exc.NotFound("user is not found")
+        self.useFixture(mockpatch.Patch(
+                        'tempest.common.identity.get_tenant_by_name',
+                        return_value=self.fake_object['tenant']))
+        self.useFixture(mockpatch.Patch(
+                        'tempest.common.identity.get_user_by_username',
+                        side_effect=lib_exc.NotFound("user is not found")))
         self.useFixture(mockpatch.PatchObject(javelin, "keystone_admin",
                                               return_value=self.fake_client))
 
@@ -125,8 +127,9 @@
                                                 enabled=True)
 
     def test_create_user_missing_tenant(self):
-        self.fake_client.identity.get_tenant_by_name.side_effect = \
-            lib_exc.NotFound("tenant is not found")
+        self.useFixture(mockpatch.Patch(
+                        'tempest.common.identity.get_tenant_by_name',
+                        side_effect=lib_exc.NotFound("tenant is not found")))
         self.useFixture(mockpatch.PatchObject(javelin, "keystone_admin",
                                               return_value=self.fake_client))
 
@@ -289,8 +292,9 @@
 
         fake_tenant = self.fake_object['tenant']
         fake_auth = self.fake_client
-        fake_auth.identity.get_tenant_by_name.return_value = fake_tenant
-
+        self.useFixture(mockpatch.Patch(
+                        'tempest.common.identity.get_tenant_by_name',
+                        return_value=fake_tenant))
         self.useFixture(mockpatch.PatchObject(javelin, "keystone_admin",
                                               return_value=fake_auth))
         javelin.destroy_tenants([fake_tenant])
@@ -304,9 +308,13 @@
         fake_tenant = self.fake_object['tenant']
 
         fake_auth = self.fake_client
-        fake_auth.identity.get_tenant_by_name.return_value = fake_tenant
-        fake_auth.identity.get_user_by_username.return_value = fake_user
+        fake_auth.identity.list_tenants.return_value = \
+            {'tenants': [fake_tenant]}
+        fake_auth.identity.list_users.return_value = {'users': [fake_user]}
 
+        self.useFixture(mockpatch.Patch(
+                        'tempest.common.identity.get_user_by_username',
+                        return_value=fake_user))
         self.useFixture(mockpatch.PatchObject(javelin, "keystone_admin",
                                               return_value=fake_auth))
 
diff --git a/tempest/tests/cmd/test_tempest_init.py b/tempest/tests/cmd/test_tempest_init.py
index 1d60c67..1048a52 100644
--- a/tempest/tests/cmd/test_tempest_init.py
+++ b/tempest/tests/cmd/test_tempest_init.py
@@ -58,9 +58,11 @@
         self.assertTrue(os.path.isfile(local_sample_conf_file))
         self.assertGreater(os.path.getsize(local_sample_conf_file), 0)
 
-    def test_create_working_dir_with_existing_local_dir(self):
+    def test_create_working_dir_with_existing_local_dir_non_empty(self):
         fake_local_dir = self.useFixture(fixtures.TempDir())
         fake_local_conf_dir = self.useFixture(fixtures.TempDir())
+        open("%s/foo" % fake_local_dir.path, 'w').close()
+
         _init = init.TempestInit(None, None)
         self.assertRaises(OSError,
                           _init.create_working_dir,
diff --git a/tempest/tests/common/test_admin_available.py b/tempest/tests/common/test_admin_available.py
index 709ca6f..75401db 100644
--- a/tempest/tests/common/test_admin_available.py
+++ b/tempest/tests/common/test_admin_available.py
@@ -15,7 +15,7 @@
 from oslo_config import cfg
 from oslotest import mockpatch
 
-from tempest.common import credentials
+from tempest.common import credentials_factory as credentials
 from tempest import config
 from tempest.tests import base
 from tempest.tests import fake_config
@@ -30,10 +30,10 @@
         self.useFixture(fake_config.ConfigFixture())
         self.stubs.Set(config, 'TempestConfigPrivate', fake_config.FakePrivate)
 
-    def run_test(self, tenant_isolation, use_accounts_file, admin_creds):
+    def run_test(self, dynamic_creds, use_accounts_file, admin_creds):
 
         cfg.CONF.set_default('use_dynamic_credentials',
-                             tenant_isolation, group='auth')
+                             dynamic_creds, group='auth')
         if use_accounts_file:
             accounts = [{'username': 'u1',
                          'tenant_name': 't1',
@@ -62,48 +62,54 @@
             self.useFixture(mockpatch.Patch('os.path.isfile',
                                             return_value=False))
             if admin_creds:
-                (u, t, p, d) = ('u', 't', 'p', 'd')
+                username = 'u'
+                tenant = 't'
+                password = 'p'
+                domain = 'd'
             else:
-                (u, t, p, d) = (None, None, None, None)
+                username = None
+                tenant = None
+                password = None
+                domain = None
 
-            cfg.CONF.set_default('admin_username', u, group='auth')
-            cfg.CONF.set_default('admin_tenant_name', t, group='auth')
-            cfg.CONF.set_default('admin_password', p, group='auth')
-            cfg.CONF.set_default('admin_domain_name', d, group='auth')
+            cfg.CONF.set_default('admin_username', username, group='auth')
+            cfg.CONF.set_default('admin_tenant_name', tenant, group='auth')
+            cfg.CONF.set_default('admin_password', password, group='auth')
+            cfg.CONF.set_default('admin_domain_name', domain, group='auth')
 
-        expected = admin_creds is not None or tenant_isolation
+        expected = admin_creds is not None or dynamic_creds
         observed = credentials.is_admin_available(
             identity_version=self.identity_version)
         self.assertEqual(expected, observed)
 
-    # Tenant isolation implies admin so only one test case for True
-    def test__tenant_isolation__accounts_file__no_admin(self):
-        self.run_test(tenant_isolation=True,
+    # Dynamic credentials implies admin so only one test case for True
+    def test__dynamic_creds__accounts_file__no_admin(self):
+        self.run_test(dynamic_creds=True,
                       use_accounts_file=True,
                       admin_creds=None)
 
-    def test__no_tenant_isolation__accounts_file__no_admin(self):
-        self.run_test(tenant_isolation=False,
+    def test__no_dynamic_creds__accounts_file__no_admin(self):
+        self.run_test(dynamic_creds=False,
                       use_accounts_file=True,
                       admin_creds=None)
 
-    def test__no_tenant_isolation__accounts_file__admin_role(self):
-        self.run_test(tenant_isolation=False,
+    def test__no_dynamic_creds__accounts_file__admin_role(self):
+        self.run_test(dynamic_creds=False,
                       use_accounts_file=True,
                       admin_creds='role')
 
-    def test__no_tenant_isolation__accounts_file__admin_type(self):
-        self.run_test(tenant_isolation=False,
+    def test__no_dynamic_creds__accounts_file__admin_type(self):
+        self.run_test(dynamic_creds=False,
                       use_accounts_file=True,
                       admin_creds='type')
 
-    def test__no_tenant_isolation__no_accounts_file__no_admin(self):
-        self.run_test(tenant_isolation=False,
+    def test__no_dynamic_creds__no_accounts_file__no_admin(self):
+        self.run_test(dynamic_creds=False,
                       use_accounts_file=False,
                       admin_creds=None)
 
-    def test__no_tenant_isolation__no_accounts_file__admin(self):
-        self.run_test(tenant_isolation=False,
+    def test__no_dynamic_creds__no_accounts_file__admin(self):
+        self.run_test(dynamic_creds=False,
                       use_accounts_file=False,
                       admin_creds='role')
 
diff --git a/tempest/tests/common/test_alt_available.py b/tempest/tests/common/test_alt_available.py
new file mode 100644
index 0000000..db3f5ec
--- /dev/null
+++ b/tempest/tests/common/test_alt_available.py
@@ -0,0 +1,117 @@
+# Copyright 2015 Red Hat, Inc.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+from oslo_config import cfg
+from oslotest import mockpatch
+
+from tempest.common import credentials_factory as credentials
+from tempest import config
+from tempest.tests import base
+from tempest.tests import fake_config
+
+
+class TestAltAvailable(base.TestCase):
+
+    identity_version = 'v2'
+
+    def setUp(self):
+        super(TestAltAvailable, self).setUp()
+        self.useFixture(fake_config.ConfigFixture())
+        self.stubs.Set(config, 'TempestConfigPrivate', fake_config.FakePrivate)
+
+    def run_test(self, dynamic_creds, use_accounts_file, creds):
+
+        cfg.CONF.set_default('use_dynamic_credentials',
+                             dynamic_creds, group='auth')
+        if use_accounts_file:
+            accounts = [dict(username="u%s" % ii,
+                             tenant_name="t%s" % ii,
+                             password="p") for ii in creds]
+            self.useFixture(mockpatch.Patch(
+                'tempest.common.preprov_creds.read_accounts_yaml',
+                return_value=accounts))
+            cfg.CONF.set_default('test_accounts_file',
+                                 use_accounts_file, group='auth')
+            self.useFixture(mockpatch.Patch('os.path.isfile',
+                                            return_value=True))
+        else:
+            self.useFixture(mockpatch.Patch('os.path.isfile',
+                                            return_value=False))
+            cred_prefix = ['', 'alt_']
+            for ii in range(0, 2):
+                if len(creds) > ii:
+                    username = 'u%s' % creds[ii]
+                    tenant = 't%s' % creds[ii]
+                    password = 'p'
+                    domain = 'd'
+                else:
+                    username = None
+                    tenant = None
+                    password = None
+                    domain = None
+
+                cfg.CONF.set_default('%susername' % cred_prefix[ii], username,
+                                     group='identity')
+                cfg.CONF.set_default('%stenant_name' % cred_prefix[ii], tenant,
+                                     group='identity')
+                cfg.CONF.set_default('%spassword' % cred_prefix[ii], password,
+                                     group='identity')
+                cfg.CONF.set_default('%sdomain_name' % cred_prefix[ii], domain,
+                                     group='identity')
+
+        expected = len(set(creds)) > 1 or dynamic_creds
+        observed = credentials.is_alt_available(
+            identity_version=self.identity_version)
+        self.assertEqual(expected, observed)
+
+    # Dynamic credentials implies alt so only one test case for True
+    def test__dynamic_creds__accounts_file__one_user(self):
+        self.run_test(dynamic_creds=True,
+                      use_accounts_file=False,
+                      creds=['1', '2'])
+
+    def test__no_dynamic_creds__accounts_file__one_user(self):
+        self.run_test(dynamic_creds=False,
+                      use_accounts_file=True,
+                      creds=['1'])
+
+    def test__no_dynamic_creds__accounts_file__two_users(self):
+        self.run_test(dynamic_creds=False,
+                      use_accounts_file=True,
+                      creds=['1', '2'])
+
+    def test__no_dynamic_creds__accounts_file__two_users_identical(self):
+        self.run_test(dynamic_creds=False,
+                      use_accounts_file=True,
+                      creds=['1', '1'])
+
+    def test__no_dynamic_creds__no_accounts_file__one_user(self):
+        self.run_test(dynamic_creds=False,
+                      use_accounts_file=False,
+                      creds=['1'])
+
+    def test__no_dynamic_creds__no_accounts_file__two_users(self):
+        self.run_test(dynamic_creds=False,
+                      use_accounts_file=False,
+                      creds=['1', '2'])
+
+    def test__no_dynamic_creds__no_accounts_file__two_users_identical(self):
+        self.run_test(dynamic_creds=False,
+                      use_accounts_file=False,
+                      creds=['1', '1'])
+
+
+class TestAltAvailableV3(TestAltAvailable):
+
+    identity_version = 'v3'
diff --git a/tempest/tests/common/test_api_version_request.py b/tempest/tests/common/test_api_version_request.py
new file mode 100644
index 0000000..38fbfc1
--- /dev/null
+++ b/tempest/tests/common/test_api_version_request.py
@@ -0,0 +1,146 @@
+# Copyright 2014 IBM Corp.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+from tempest.common import api_version_request
+from tempest import exceptions
+from tempest.tests import base
+
+
+class APIVersionRequestTests(base.TestCase):
+    def test_valid_version_strings(self):
+        def _test_string(version, exp_major, exp_minor):
+            v = api_version_request.APIVersionRequest(version)
+            self.assertEqual(v.ver_major, exp_major)
+            self.assertEqual(v.ver_minor, exp_minor)
+
+        _test_string("1.1", 1, 1)
+        _test_string("2.10", 2, 10)
+        _test_string("5.234", 5, 234)
+        _test_string("12.5", 12, 5)
+        _test_string("2.0", 2, 0)
+        _test_string("2.200", 2, 200)
+
+    def test_null_version(self):
+        v = api_version_request.APIVersionRequest()
+        self.assertTrue(v.is_null())
+
+    def test_invalid_version_strings(self):
+        self.assertRaises(exceptions.InvalidAPIVersionString,
+                          api_version_request.APIVersionRequest, "2")
+
+        self.assertRaises(exceptions.InvalidAPIVersionString,
+                          api_version_request.APIVersionRequest, "200")
+
+        self.assertRaises(exceptions.InvalidAPIVersionString,
+                          api_version_request.APIVersionRequest, "2.1.4")
+
+        self.assertRaises(exceptions.InvalidAPIVersionString,
+                          api_version_request.APIVersionRequest, "200.23.66.3")
+
+        self.assertRaises(exceptions.InvalidAPIVersionString,
+                          api_version_request.APIVersionRequest, "5 .3")
+
+        self.assertRaises(exceptions.InvalidAPIVersionString,
+                          api_version_request.APIVersionRequest, "5. 3")
+
+        self.assertRaises(exceptions.InvalidAPIVersionString,
+                          api_version_request.APIVersionRequest, "5.03")
+
+        self.assertRaises(exceptions.InvalidAPIVersionString,
+                          api_version_request.APIVersionRequest, "02.1")
+
+        self.assertRaises(exceptions.InvalidAPIVersionString,
+                          api_version_request.APIVersionRequest, "2.001")
+
+        self.assertRaises(exceptions.InvalidAPIVersionString,
+                          api_version_request.APIVersionRequest, "")
+
+        self.assertRaises(exceptions.InvalidAPIVersionString,
+                          api_version_request.APIVersionRequest, " 2.1")
+
+        self.assertRaises(exceptions.InvalidAPIVersionString,
+                          api_version_request.APIVersionRequest, "2.1 ")
+
+    def test_version_comparisons(self):
+        vers2_0 = api_version_request.APIVersionRequest("2.0")
+        vers2_5 = api_version_request.APIVersionRequest("2.5")
+        vers5_23 = api_version_request.APIVersionRequest("5.23")
+        v_null = api_version_request.APIVersionRequest()
+        v_latest = api_version_request.APIVersionRequest('latest')
+
+        self.assertTrue(v_null < vers2_5)
+        self.assertTrue(vers2_0 < vers2_5)
+        self.assertTrue(vers2_0 <= vers2_5)
+        self.assertTrue(vers2_0 <= vers2_0)
+        self.assertTrue(vers2_5 > v_null)
+        self.assertTrue(vers5_23 > vers2_5)
+        self.assertTrue(vers2_0 >= vers2_0)
+        self.assertTrue(vers5_23 >= vers2_5)
+        self.assertTrue(vers2_0 != vers2_5)
+        self.assertTrue(vers2_0 == vers2_0)
+        self.assertTrue(vers2_0 != v_null)
+        self.assertTrue(v_null == v_null)
+        self.assertTrue(vers2_0 <= v_latest)
+        self.assertTrue(vers2_0 != v_latest)
+        self.assertTrue(v_latest == v_latest)
+        self.assertRaises(TypeError, vers2_0.__lt__, "2.1")
+
+    def test_version_matches(self):
+        vers2_0 = api_version_request.APIVersionRequest("2.0")
+        vers2_5 = api_version_request.APIVersionRequest("2.5")
+        vers2_45 = api_version_request.APIVersionRequest("2.45")
+        vers3_3 = api_version_request.APIVersionRequest("3.3")
+        vers3_23 = api_version_request.APIVersionRequest("3.23")
+        vers4_0 = api_version_request.APIVersionRequest("4.0")
+        v_null = api_version_request.APIVersionRequest()
+        v_latest = api_version_request.APIVersionRequest('latest')
+
+        def _check_version_matches(version, version1, version2, check=True):
+            if check:
+                msg = "Version %s does not matches with [%s - %s] range"
+                self.assertTrue(version.matches(version1, version2),
+                                msg % (version.get_string(),
+                                       version1.get_string(),
+                                       version2.get_string()))
+            else:
+                msg = "Version %s matches with [%s - %s] range"
+                self.assertFalse(version.matches(version1, version2),
+                                 msg % (version.get_string(),
+                                        version1.get_string(),
+                                        version2.get_string()))
+
+        _check_version_matches(vers2_5, vers2_0, vers2_45)
+        _check_version_matches(vers2_5, vers2_0, v_null)
+        _check_version_matches(vers2_0, vers2_0, vers2_5)
+        _check_version_matches(vers3_3, vers2_5, vers3_3)
+        _check_version_matches(vers3_3, v_null, vers3_3)
+        _check_version_matches(vers3_3, v_null, vers4_0)
+        _check_version_matches(vers2_0, vers2_5, vers2_45, False)
+        _check_version_matches(vers3_23, vers2_5, vers3_3, False)
+        _check_version_matches(vers2_5, vers2_45, vers2_0, False)
+        _check_version_matches(vers2_5, vers2_0, v_latest)
+        _check_version_matches(v_latest, v_latest, v_latest)
+        _check_version_matches(vers2_5, v_latest, v_latest, False)
+        _check_version_matches(v_latest, vers2_0, vers4_0, False)
+
+        self.assertRaises(ValueError, v_null.matches, vers2_0, vers2_45)
+
+    def test_get_string(self):
+        vers_string = ["3.23", "latest"]
+        for ver in vers_string:
+            ver_obj = api_version_request.APIVersionRequest(ver)
+            self.assertEqual(ver, ver_obj.get_string())
+
+        self.assertIsNotNone(
+            api_version_request.APIVersionRequest().get_string)
diff --git a/tempest/tests/common/test_api_version_utils.py b/tempest/tests/common/test_api_version_utils.py
new file mode 100644
index 0000000..33024b6
--- /dev/null
+++ b/tempest/tests/common/test_api_version_utils.py
@@ -0,0 +1,194 @@
+# Copyright 2015 NEC Corporation.  All rights reserved.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+from oslo_config import cfg
+import testtools
+
+from tempest.api.compute import base as compute_base
+from tempest.common import api_version_utils
+from tempest import config
+from tempest import exceptions
+from tempest.tests import base
+from tempest.tests import fake_config
+
+
+class VersionTestNoneTolatest(compute_base.BaseV2ComputeTest):
+    min_microversion = None
+    max_microversion = 'latest'
+
+
+class VersionTestNoneTo2_2(compute_base.BaseV2ComputeTest):
+    min_microversion = None
+    max_microversion = '2.2'
+
+
+class VersionTest2_3ToLatest(compute_base.BaseV2ComputeTest):
+    min_microversion = '2.3'
+    max_microversion = 'latest'
+
+
+class VersionTest2_5To2_10(compute_base.BaseV2ComputeTest):
+    min_microversion = '2.5'
+    max_microversion = '2.10'
+
+
+class VersionTest2_10To2_10(compute_base.BaseV2ComputeTest):
+    min_microversion = '2.10'
+    max_microversion = '2.10'
+
+
+class InvalidVersionTest(compute_base.BaseV2ComputeTest):
+    min_microversion = '2.11'
+    max_microversion = '2.1'
+
+
+class TestMicroversionsTestsClass(base.TestCase):
+
+    def setUp(self):
+        super(TestMicroversionsTestsClass, self).setUp()
+        self.useFixture(fake_config.ConfigFixture())
+        self.stubs.Set(config, 'TempestConfigPrivate',
+                       fake_config.FakePrivate)
+
+    def _test_version(self, cfg_min, cfg_max,
+                      expected_pass_tests,
+                      expected_skip_tests):
+        cfg.CONF.set_default('min_microversion',
+                             cfg_min, group='compute-feature-enabled')
+        cfg.CONF.set_default('max_microversion',
+                             cfg_max, group='compute-feature-enabled')
+        try:
+            for test_class in expected_pass_tests:
+                test_class.skip_checks()
+            for test_class in expected_skip_tests:
+                self.assertRaises(testtools.TestCase.skipException,
+                                  test_class.skip_checks)
+        except testtools.TestCase.skipException as e:
+            raise testtools.TestCase.failureException(e.message)
+
+    def test_config_version_none_none(self):
+        expected_pass_tests = [VersionTestNoneTolatest, VersionTestNoneTo2_2]
+        expected_skip_tests = [VersionTest2_3ToLatest, VersionTest2_5To2_10,
+                               VersionTest2_10To2_10]
+        self._test_version(None, None,
+                           expected_pass_tests,
+                           expected_skip_tests)
+
+    def test_config_version_none_23(self):
+        expected_pass_tests = [VersionTestNoneTolatest, VersionTestNoneTo2_2,
+                               VersionTest2_3ToLatest]
+        expected_skip_tests = [VersionTest2_5To2_10, VersionTest2_10To2_10]
+        self._test_version(None, '2.3',
+                           expected_pass_tests,
+                           expected_skip_tests)
+
+    def test_config_version_22_latest(self):
+        expected_pass_tests = [VersionTestNoneTolatest, VersionTestNoneTo2_2,
+                               VersionTest2_3ToLatest, VersionTest2_5To2_10,
+                               VersionTest2_10To2_10]
+        expected_skip_tests = []
+        self._test_version('2.2', 'latest',
+                           expected_pass_tests,
+                           expected_skip_tests)
+
+    def test_config_version_22_23(self):
+        expected_pass_tests = [VersionTestNoneTolatest, VersionTestNoneTo2_2,
+                               VersionTest2_3ToLatest]
+        expected_skip_tests = [VersionTest2_5To2_10, VersionTest2_10To2_10]
+        self._test_version('2.2', '2.3',
+                           expected_pass_tests,
+                           expected_skip_tests)
+
+    def test_config_version_210_210(self):
+        expected_pass_tests = [VersionTestNoneTolatest,
+                               VersionTest2_3ToLatest,
+                               VersionTest2_5To2_10,
+                               VersionTest2_10To2_10]
+        expected_skip_tests = [VersionTestNoneTo2_2]
+        self._test_version('2.10', '2.10',
+                           expected_pass_tests,
+                           expected_skip_tests)
+
+    def test_config_version_none_latest(self):
+        expected_pass_tests = [VersionTestNoneTolatest, VersionTestNoneTo2_2,
+                               VersionTest2_3ToLatest, VersionTest2_5To2_10,
+                               VersionTest2_10To2_10]
+        expected_skip_tests = []
+        self._test_version(None, 'latest',
+                           expected_pass_tests,
+                           expected_skip_tests)
+
+    def test_config_version_latest_latest(self):
+        expected_pass_tests = [VersionTestNoneTolatest, VersionTest2_3ToLatest]
+        expected_skip_tests = [VersionTestNoneTo2_2, VersionTest2_5To2_10,
+                               VersionTest2_10To2_10]
+        self._test_version('latest', 'latest',
+                           expected_pass_tests,
+                           expected_skip_tests)
+
+    def test_config_invalid_version(self):
+        cfg.CONF.set_default('min_microversion',
+                             '2.5', group='compute-feature-enabled')
+        cfg.CONF.set_default('max_microversion',
+                             '2.1', group='compute-feature-enabled')
+        self.assertRaises(exceptions.InvalidConfiguration,
+                          VersionTestNoneTolatest.skip_checks)
+
+    def test_config_version_invalid_test_version(self):
+        cfg.CONF.set_default('min_microversion',
+                             None, group='compute-feature-enabled')
+        cfg.CONF.set_default('max_microversion',
+                             '2.13', group='compute-feature-enabled')
+        self.assertRaises(exceptions.InvalidConfiguration,
+                          InvalidVersionTest.skip_checks)
+
+
+class TestVersionSkipLogic(base.TestCase):
+
+    def _test_version(self, test_min_version, test_max_version,
+                      cfg_min_version, cfg_max_version, expected_skip=False):
+        try:
+            api_version_utils.check_skip_with_microversion(test_min_version,
+                                                           test_max_version,
+                                                           cfg_min_version,
+                                                           cfg_max_version)
+        except testtools.TestCase.skipException as e:
+            if not expected_skip:
+                raise testtools.TestCase.failureException(e.message)
+
+    def test_version_min_in_range(self):
+        self._test_version('2.2', '2.10', '2.1', '2.7')
+
+    def test_version_max_in_range(self):
+        self._test_version('2.1', '2.3', '2.2', '2.7')
+
+    def test_version_cfg_in_range(self):
+        self._test_version('2.2', '2.9', '2.3', '2.7')
+
+    def test_version_equal(self):
+        self._test_version('2.2', '2.2', '2.2', '2.2')
+
+    def test_version_below_cfg_min(self):
+        self._test_version('2.2', '2.4', '2.5', '2.7', expected_skip=True)
+
+    def test_version_above_cfg_max(self):
+        self._test_version('2.8', '2.9', '2.3', '2.7', expected_skip=True)
+
+    def test_version_min_greater_than_max(self):
+        self.assertRaises(exceptions.InvalidConfiguration,
+                          self._test_version, '2.8', '2.7', '2.3', '2.7')
+
+    def test_cfg_version_min_greater_than_max(self):
+        self.assertRaises(exceptions.InvalidConfiguration,
+                          self._test_version, '2.2', '2.7', '2.9', '2.7')
diff --git a/tempest/tests/common/test_cred_provider.py b/tempest/tests/common/test_configured_creds.py
similarity index 95%
rename from tempest/tests/common/test_cred_provider.py
rename to tempest/tests/common/test_configured_creds.py
index d404660..96b75fd 100644
--- a/tempest/tests/common/test_cred_provider.py
+++ b/tempest/tests/common/test_configured_creds.py
@@ -18,8 +18,7 @@
 from tempest_lib.services.identity.v2 import token_client as v2_client
 from tempest_lib.services.identity.v3 import token_client as v3_client
 
-
-from tempest.common import cred_provider
+from tempest.common import credentials_factory as common_creds
 from tempest.common import tempest_fixtures as fixtures
 from tempest import config
 from tempest.tests import base
@@ -65,12 +64,12 @@
 
     def _verify_credentials(self, credentials_class, filled=True,
                             identity_version=None):
-        for ctype in cred_provider.CREDENTIAL_TYPES:
+        for ctype in common_creds.CREDENTIAL_TYPES:
             if identity_version is None:
-                creds = cred_provider.get_configured_credentials(
+                creds = common_creds.get_configured_credentials(
                     credential_type=ctype, fill_in=filled)
             else:
-                creds = cred_provider.get_configured_credentials(
+                creds = common_creds.get_configured_credentials(
                     credential_type=ctype, fill_in=filled,
                     identity_version=identity_version)
             self._check(creds, credentials_class, filled)
diff --git a/tempest/tests/common/test_credentials.py b/tempest/tests/common/test_credentials.py
new file mode 100644
index 0000000..136ac02
--- /dev/null
+++ b/tempest/tests/common/test_credentials.py
@@ -0,0 +1,36 @@
+# Copyright 2015 Hewlett-Packard Development Company, L.P.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+from tempest.common import credentials_factory as credentials
+from tempest import config
+from tempest import exceptions
+from tempest.tests import base
+from tempest.tests import fake_config
+
+
+class TestLegacyCredentialsProvider(base.TestCase):
+
+    fixed_params = {'identity_version': 'v2'}
+
+    def setUp(self):
+        super(TestLegacyCredentialsProvider, self).setUp()
+        self.useFixture(fake_config.ConfigFixture())
+        self.stubs.Set(config, 'TempestConfigPrivate', fake_config.FakePrivate)
+
+    def test_get_creds_roles_legacy_invalid(self):
+        test_accounts_class = credentials.LegacyCredentialProvider(
+            **self.fixed_params)
+        self.assertRaises(exceptions.InvalidConfiguration,
+                          test_accounts_class.get_creds_by_roles,
+                          ['fake_role'])
diff --git a/tempest/tests/test_dynamic_creds.py b/tempest/tests/common/test_dynamic_creds.py
similarity index 97%
rename from tempest/tests/test_dynamic_creds.py
rename to tempest/tests/common/test_dynamic_creds.py
index 08b2ab6..78064a7 100644
--- a/tempest/tests/test_dynamic_creds.py
+++ b/tempest/tests/common/test_dynamic_creds.py
@@ -17,6 +17,7 @@
 from oslotest import mockpatch
 from tempest_lib.services.identity.v2 import token_client as json_token_client
 
+from tempest.common import credentials_factory as credentials
 from tempest.common import dynamic_creds
 from tempest.common import service_client
 from tempest import config
@@ -33,7 +34,8 @@
 class TestDynamicCredentialProvider(base.TestCase):
 
     fixed_params = {'name': 'test class',
-                    'identity_version': 'v2'}
+                    'identity_version': 'v2',
+                    'admin_role': 'admin'}
 
     def setUp(self):
         super(TestDynamicCredentialProvider, self).setUp()
@@ -45,6 +47,8 @@
         cfg.CONF.set_default('operator_role', 'FakeRole',
                              group='object-storage')
         self._mock_list_ec2_credentials('fake_user_id', 'fake_tenant_id')
+        self.fixed_params.update(
+            admin_creds=self._get_fake_admin_creds())
 
     def test_tempest_client(self):
         creds = dynamic_creds.DynamicCredentialProvider(**self.fixed_params)
@@ -53,6 +57,13 @@
         self.assertTrue(isinstance(creds.network_admin_client,
                                    json_network_client.NetworkClient))
 
+    def _get_fake_admin_creds(self):
+        return credentials.get_credentials(
+            fill_in=False,
+            identity_version=self.fixed_params['identity_version'],
+            username='fake_username', password='fake_password',
+            tenant_name='fake_tenant')
+
     def _mock_user_create(self, id, name):
         user_fix = self.useFixture(mockpatch.PatchObject(
             json_iden_client.IdentityClient,
@@ -375,7 +386,7 @@
             'tempest.services.network.json.network_client.NetworkClient.'
             'remove_router_interface_with_subnet_id')
         return_values = ({'status': 200}, {'ports': []})
-        port_list_mock = mock.patch.object(creds.network_admin_client,
+        port_list_mock = mock.patch.object(creds.ports_admin_client,
                                            'list_ports',
                                            return_value=return_values)
 
diff --git a/tempest/tests/common/test_preprov_creds.py b/tempest/tests/common/test_preprov_creds.py
index e813b2e..fd7df16 100644
--- a/tempest/tests/common/test_preprov_creds.py
+++ b/tempest/tests/common/test_preprov_creds.py
@@ -17,17 +17,17 @@
 
 import mock
 from oslo_concurrency.fixture import lockutils as lockutils_fixtures
-from oslo_concurrency import lockutils
 from oslo_config import cfg
 from oslotest import mockpatch
+import shutil
 import six
 from tempest_lib import auth
+from tempest_lib import exceptions as lib_exc
 from tempest_lib.services.identity.v2 import token_client
 
 from tempest.common import cred_provider
 from tempest.common import preprov_creds
 from tempest import config
-from tempest import exceptions
 from tempest.tests import base
 from tempest.tests import fake_config
 from tempest.tests import fake_http
@@ -37,7 +37,12 @@
 class TestPreProvisionedCredentials(base.TestCase):
 
     fixed_params = {'name': 'test class',
-                    'identity_version': 'v2'}
+                    'identity_version': 'v2',
+                    'test_accounts_file': 'fake_accounts_file',
+                    'accounts_lock_dir': 'fake_locks_dir',
+                    'admin_role': 'admin',
+                    'object_storage_operator_role': 'operator',
+                    'object_storage_reseller_admin_role': 'reseller'}
 
     def setUp(self):
         super(TestPreProvisionedCredentials, self).setUp()
@@ -76,9 +81,13 @@
         self.accounts_mock = self.useFixture(mockpatch.Patch(
             'tempest.common.preprov_creds.read_accounts_yaml',
             return_value=self.test_accounts))
-        cfg.CONF.set_default('test_accounts_file', 'fake_path', group='auth')
         self.useFixture(mockpatch.Patch('os.path.isfile', return_value=True))
 
+    def tearDown(self):
+        super(TestPreProvisionedCredentials, self).tearDown()
+        shutil.rmtree(self.fixed_params['accounts_lock_dir'],
+                      ignore_errors=True)
+
     def _get_hash_list(self, accounts_list):
         hash_list = []
         for account in accounts_list:
@@ -103,7 +112,8 @@
     def test_get_hash_dict(self):
         test_account_class = preprov_creds.PreProvisionedCredentialProvider(
             **self.fixed_params)
-        hash_dict = test_account_class.get_hash_dict(self.test_accounts)
+        hash_dict = test_account_class.get_hash_dict(
+            self.test_accounts, self.fixed_params['admin_role'])
         hash_list = self._get_hash_list(self.test_accounts)
         for hash in hash_list:
             self.assertIn(hash, hash_dict['creds'].keys())
@@ -145,11 +155,10 @@
         with mock.patch('six.moves.builtins.open', mock.mock_open(),
                         create=True) as open_mock:
             test_account_class._get_free_hash(hash_list)
-            lock_path = os.path.join(lockutils.get_lock_path(
-                preprov_creds.CONF), 'test_accounts', hash_list[0])
+            lock_path = os.path.join(self.fixed_params['accounts_lock_dir'],
+                                     hash_list[0])
             open_mock.assert_called_once_with(lock_path, 'w')
-        mkdir_path = os.path.join(
-            preprov_creds.CONF.oslo_concurrency.lock_path, 'test_accounts')
+        mkdir_path = os.path.join(self.fixed_params['accounts_lock_dir'])
         mkdir_mock.mock.assert_called_once_with(mkdir_path)
 
     @mock.patch('oslo_concurrency.lockutils.lock')
@@ -163,7 +172,7 @@
             **self.fixed_params)
         with mock.patch('six.moves.builtins.open', mock.mock_open(),
                         create=True):
-            self.assertRaises(exceptions.InvalidConfiguration,
+            self.assertRaises(lib_exc.InvalidCredentials,
                               test_account_class._get_free_hash, hash_list)
 
     @mock.patch('oslo_concurrency.lockutils.lock')
@@ -185,9 +194,8 @@
         with mock.patch('six.moves.builtins.open', mock.mock_open(),
                         create=True) as open_mock:
             test_account_class._get_free_hash(hash_list)
-            lock_path = os.path.join(
-                lockutils.get_lock_path(preprov_creds.CONF),
-                'test_accounts', hash_list[3])
+            lock_path = os.path.join(self.fixed_params['accounts_lock_dir'],
+                                     hash_list[3])
             open_mock.assert_has_calls([mock.call(lock_path, 'w')])
 
     @mock.patch('oslo_concurrency.lockutils.lock')
@@ -202,11 +210,9 @@
         remove_mock = self.useFixture(mockpatch.Patch('os.remove'))
         rmdir_mock = self.useFixture(mockpatch.Patch('os.rmdir'))
         test_account_class.remove_hash(hash_list[2])
-        hash_path = os.path.join(lockutils.get_lock_path(preprov_creds.CONF),
-                                 'test_accounts',
+        hash_path = os.path.join(self.fixed_params['accounts_lock_dir'],
                                  hash_list[2])
-        lock_path = os.path.join(preprov_creds.CONF.oslo_concurrency.lock_path,
-                                 'test_accounts')
+        lock_path = self.fixed_params['accounts_lock_dir']
         remove_mock.mock.assert_called_once_with(hash_path)
         rmdir_mock.mock.assert_called_once_with(lock_path)
 
@@ -223,8 +229,7 @@
         remove_mock = self.useFixture(mockpatch.Patch('os.remove'))
         rmdir_mock = self.useFixture(mockpatch.Patch('os.rmdir'))
         test_account_class.remove_hash(hash_list[2])
-        hash_path = os.path.join(lockutils.get_lock_path(preprov_creds.CONF),
-                                 'test_accounts',
+        hash_path = os.path.join(self.fixed_params['accounts_lock_dir'],
                                  hash_list[2])
         remove_mock.mock.assert_called_once_with(hash_path)
         rmdir_mock.mock.assert_not_called()
@@ -314,7 +319,7 @@
             return_value=test_accounts))
         test_accounts_class = preprov_creds.PreProvisionedCredentialProvider(
             **self.fixed_params)
-        with mock.patch('tempest.services.compute.json.networks_client.'
+        with mock.patch('tempest_lib.services.compute.networks_client.'
                         'NetworksClient.list_networks',
                         return_value={'networks': [{'name': 'network-2',
                                                     'id': 'fake-id',
@@ -327,35 +332,3 @@
         self.assertIn('id', network)
         self.assertEqual('fake-id', network['id'])
         self.assertEqual('network-2', network['name'])
-
-
-class TestNotLockingAccount(base.TestCase):
-
-    fixed_params = {'name': 'test class',
-                    'identity_version': 'v2'}
-
-    def setUp(self):
-        super(TestNotLockingAccount, self).setUp()
-        self.useFixture(fake_config.ConfigFixture())
-        self.stubs.Set(config, 'TempestConfigPrivate', fake_config.FakePrivate)
-        self.useFixture(lockutils_fixtures.ExternalLockFixture())
-        self.test_accounts = [
-            {'username': 'test_user1', 'tenant_name': 'test_tenant1',
-             'password': 'p'},
-            {'username': 'test_user2', 'tenant_name': 'test_tenant2',
-             'password': 'p'},
-            {'username': 'test_user3', 'tenant_name': 'test_tenant3',
-             'password': 'p'},
-        ]
-        self.useFixture(mockpatch.Patch(
-            'tempest.common.preprov_creds.read_accounts_yaml',
-            return_value=self.test_accounts))
-        cfg.CONF.set_default('test_accounts_file', '', group='auth')
-        self.useFixture(mockpatch.Patch('os.path.isfile', return_value=True))
-
-    def test_get_creds_roles_nonlocking_invalid(self):
-        test_accounts_class = preprov_creds.NonLockingCredentialProvider(
-            **self.fixed_params)
-        self.assertRaises(exceptions.InvalidConfiguration,
-                          test_accounts_class.get_creds_by_roles,
-                          ['fake_role'])
diff --git a/tempest/tests/common/test_service_clients.py b/tempest/tests/common/test_service_clients.py
index 4225da8..8de014f 100644
--- a/tempest/tests/common/test_service_clients.py
+++ b/tempest/tests/common/test_service_clients.py
@@ -19,11 +19,9 @@
 from tempest.services.baremetal.v1.json import baremetal_client
 from tempest.services.compute.json import floating_ips_client
 from tempest.services.compute.json import interfaces_client
-from tempest.services.compute.json import quota_classes_client
 from tempest.services.compute.json import security_group_rules_client
 from tempest.services.compute.json import server_groups_client
 from tempest.services.compute.json import servers_client
-from tempest.services.compute.json import services_client
 from tempest.services.compute.json import volumes_client \
     as compute_volumes_client
 from tempest.services.data_processing.v1_1 import data_processing_client
@@ -38,27 +36,28 @@
 from tempest.services.identity.v3.json import policy_client
 from tempest.services.identity.v3.json import region_client
 from tempest.services.identity.v3.json import service_client
-from tempest.services.image.v1.json import image_client
-from tempest.services.image.v2.json import image_client as image_v2_client
+from tempest.services.image.v1.json import images_client
+from tempest.services.image.v2.json import images_client as images_v2_client
 from tempest.services.messaging.json import messaging_client
 from tempest.services.network.json import network_client
 from tempest.services.object_storage import account_client
 from tempest.services.object_storage import container_client
 from tempest.services.object_storage import object_client
 from tempest.services.orchestration.json import orchestration_client
+from tempest.services.telemetry.json import alarming_client
 from tempest.services.telemetry.json import telemetry_client
-from tempest.services.volume.json.admin import volume_hosts_client
-from tempest.services.volume.json.admin import volume_quotas_client
-from tempest.services.volume.json.admin import volume_services_client
-from tempest.services.volume.json.admin import volume_types_client
-from tempest.services.volume.json import availability_zone_client \
+from tempest.services.volume.v1.json.admin import volume_hosts_client
+from tempest.services.volume.v1.json.admin import volume_quotas_client
+from tempest.services.volume.v1.json.admin import volume_services_client
+from tempest.services.volume.v1.json.admin import volume_types_client
+from tempest.services.volume.v1.json import availability_zone_client \
     as volume_az_client
-from tempest.services.volume.json import backups_client
-from tempest.services.volume.json import extensions_client \
+from tempest.services.volume.v1.json import backups_client
+from tempest.services.volume.v1.json import extensions_client \
     as volume_extensions_client
-from tempest.services.volume.json import qos_client
-from tempest.services.volume.json import snapshots_client
-from tempest.services.volume.json import volumes_client
+from tempest.services.volume.v1.json import qos_client
+from tempest.services.volume.v1.json import snapshots_client
+from tempest.services.volume.v1.json import volumes_client
 from tempest.services.volume.v2.json.admin import volume_hosts_client \
     as volume_v2_hosts_client
 from tempest.services.volume.v2.json.admin import volume_quotas_client \
@@ -89,11 +88,9 @@
             baremetal_client.BaremetalClient,
             floating_ips_client.FloatingIPsClient,
             interfaces_client.InterfacesClient,
-            quota_classes_client.QuotaClassesClient,
             security_group_rules_client.SecurityGroupRulesClient,
             server_groups_client.ServerGroupsClient,
             servers_client.ServersClient,
-            services_client.ServicesClient,
             compute_volumes_client.VolumesClient,
             data_processing_client.DataProcessingClient,
             db_flavor_client.DatabaseFlavorsClient,
@@ -105,6 +102,7 @@
             object_client.ObjectClient,
             orchestration_client.OrchestrationClient,
             telemetry_client.TelemetryClient,
+            alarming_client.AlarmingClient,
             qos_client.QosSpecsClient,
             volume_hosts_client.VolumeHostsClient,
             volume_quotas_client.VolumeQuotasClient,
@@ -132,8 +130,8 @@
             policy_client.PolicyClient,
             region_client.RegionClient,
             service_client.ServiceClient,
-            image_client.ImageClient,
-            image_v2_client.ImageClientV2
+            images_client.ImagesClient,
+            images_v2_client.ImagesClientV2
         ]
 
         for client in test_clients:
diff --git a/tempest/tests/common/test_waiters.py b/tempest/tests/common/test_waiters.py
index 68a8295..c7cc638 100644
--- a/tempest/tests/common/test_waiters.py
+++ b/tempest/tests/common/test_waiters.py
@@ -18,7 +18,7 @@
 
 from tempest.common import waiters
 from tempest import exceptions
-from tempest.services.volume.json import volumes_client
+from tempest.services.volume.base import base_volumes_client
 from tempest.tests import base
 
 
@@ -53,7 +53,7 @@
     def test_wait_for_volume_status_error_restoring(self, mock_sleep):
         # Tests that the wait method raises VolumeRestoreErrorException if
         # the volume status is 'error_restoring'.
-        client = mock.Mock(spec=volumes_client.BaseVolumesClient,
+        client = mock.Mock(spec=base_volumes_client.BaseVolumesClient,
                            build_interval=1)
         volume1 = {'volume': {'status': 'restoring-backup'}}
         volume2 = {'volume': {'status': 'error_restoring'}}
diff --git a/tempest/tests/common/utils/linux/test_remote_client.py b/tempest/tests/common/utils/linux/test_remote_client.py
index 3ff8e0d..e596aab 100644
--- a/tempest/tests/common/utils/linux/test_remote_client.py
+++ b/tempest/tests/common/utils/linux/test_remote_client.py
@@ -146,8 +146,11 @@
         self._assert_exec_called_with(
             "sudo ip addr add %s/%s dev %s" % (ip, '28', nic))
 
-    def test_turn_nic_on(self):
+    def test_set_nic_state(self):
         nic = 'eth0'
-        self.conn.turn_nic_on(nic)
+        self.conn.set_nic_state(nic)
         self._assert_exec_called_with(
             'sudo ip link set %s up' % nic)
+        self.conn.set_nic_state(nic, "down")
+        self._assert_exec_called_with(
+            'sudo ip link set %s down' % nic)
diff --git a/tempest/tests/fake_http.py b/tempest/tests/fake_http.py
index 7d77484..d714055 100644
--- a/tempest/tests/fake_http.py
+++ b/tempest/tests/fake_http.py
@@ -50,7 +50,8 @@
 class fake_httplib(object):
     def __init__(self, headers, body=None,
                  version=1.0, status=200, reason="Ok"):
-        """
+        """Initialization of fake httplib
+
         :param headers: dict representing HTTP response headers
         :param body: file-like object
         :param version: HTTP Version
diff --git a/tempest/tests/services/compute/test_hypervisor_client.py b/tempest/tests/services/compute/test_hypervisor_client.py
deleted file mode 100644
index 441e7e6..0000000
--- a/tempest/tests/services/compute/test_hypervisor_client.py
+++ /dev/null
@@ -1,167 +0,0 @@
-# Copyright 2015 IBM Corp.
-#
-#    Licensed under the Apache License, Version 2.0 (the "License"); you may
-#    not use this file except in compliance with the License. You may obtain
-#    a copy of the License at
-#
-#         http://www.apache.org/licenses/LICENSE-2.0
-#
-#    Unless required by applicable law or agreed to in writing, software
-#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-#    License for the specific language governing permissions and limitations
-#    under the License.
-
-from tempest.services.compute.json import hypervisor_client
-from tempest.tests import fake_auth_provider
-from tempest.tests.services.compute import base
-
-
-class TestHypervisorClient(base.BaseComputeServiceTest):
-
-    hypervisor_id = "1"
-    hypervisor_name = "hyper.hostname.com"
-
-    def setUp(self):
-        super(TestHypervisorClient, self).setUp()
-        fake_auth = fake_auth_provider.FakeAuthProvider()
-        self.client = hypervisor_client.HypervisorClient(
-            fake_auth, 'compute', 'regionOne')
-
-    def test_list_hypervisor_str_body(self):
-        self._test_list_hypervisor(bytes_body=False)
-
-    def test_list_hypervisor_byte_body(self):
-        self._test_list_hypervisor(bytes_body=True)
-
-    def _test_list_hypervisor(self, bytes_body=False):
-        expected = {"hypervisors": [{
-            "id": 1,
-            "hypervisor_hostname": "hypervisor1.hostname.com"},
-            {
-            "id": 2,
-            "hypervisor_hostname": "hypervisor2.hostname.com"}]}
-        self.check_service_client_function(
-            self.client.list_hypervisors,
-            'tempest.common.service_client.ServiceClient.get',
-            expected, bytes_body)
-
-    def test_show_hypervisor_str_body(self):
-        self._test_show_hypervisor(bytes_body=False)
-
-    def test_show_hypervisor_byte_body(self):
-        self._test_show_hypervisor(bytes_body=True)
-
-    def _test_show_hypervisor(self, bytes_body=False):
-        expected = {"hypervisor": {
-            "cpu_info": "?",
-            "current_workload": 0,
-            "disk_available_least": 1,
-            "host_ip": "10.10.10.10",
-            "free_disk_gb": 1028,
-            "free_ram_mb": 7680,
-            "hypervisor_hostname": "fake-mini",
-            "hypervisor_type": "fake",
-            "hypervisor_version": 1,
-            "id": 1,
-            "local_gb": 1028,
-            "local_gb_used": 0,
-            "memory_mb": 8192,
-            "memory_mb_used": 512,
-            "running_vms": 0,
-            "service": {
-                "host": "fake_host",
-                "id": 2},
-            "vcpus": 1,
-            "vcpus_used": 0}}
-        self.check_service_client_function(
-            self.client.show_hypervisor,
-            'tempest.common.service_client.ServiceClient.get',
-            expected, bytes_body,
-            hypervisor_id=self.hypervisor_id)
-
-    def test_list_servers_on_hypervisor_str_body(self):
-        self._test_list_servers_on_hypervisor(bytes_body=False)
-
-    def test_list_servers_on_hypervisor_byte_body(self):
-        self._test_list_servers_on_hypervisor(bytes_body=True)
-
-    def _test_list_servers_on_hypervisor(self, bytes_body=False):
-        expected = {"hypervisors": [{
-            "id": 1,
-            "hypervisor_hostname": "hyper.hostname.com",
-            "servers": [{
-                "uuid": "e1ae8fc4-b72d-4c2f-a427-30dd420b6277",
-                "name": "instance-00000001"},
-                {
-                "uuid": "e1ae8fc4-b72d-4c2f-a427-30dd42066666",
-                "name": "instance-00000002"}
-                ]}
-            ]}
-        self.check_service_client_function(
-            self.client.list_servers_on_hypervisor,
-            'tempest.common.service_client.ServiceClient.get',
-            expected, bytes_body,
-            hypervisor_name=self.hypervisor_name)
-
-    def test_show_hypervisor_statistics_str_body(self):
-        self._test_show_hypervisor_statistics(bytes_body=False)
-
-    def test_show_hypervisor_statistics_byte_body(self):
-        self._test_show_hypervisor_statistics(bytes_body=True)
-
-    def _test_show_hypervisor_statistics(self, bytes_body=False):
-        expected = {
-            "hypervisor_statistics": {
-                "count": 1,
-                "current_workload": 0,
-                "disk_available_least": 0,
-                "free_disk_gb": 1028,
-                "free_ram_mb": 7680,
-                "local_gb": 1028,
-                "local_gb_used": 0,
-                "memory_mb": 8192,
-                "memory_mb_used": 512,
-                "running_vms": 0,
-                "vcpus": 1,
-                "vcpus_used": 0}}
-        self.check_service_client_function(
-            self.client.show_hypervisor_statistics,
-            'tempest.common.service_client.ServiceClient.get',
-            expected, bytes_body)
-
-    def test_show_hypervisor_uptime_str_body(self):
-        self._test_show_hypervisor_uptime(bytes_body=False)
-
-    def test_show_hypervisor_uptime_byte_body(self):
-        self._test_show_hypervisor_uptime(bytes_body=True)
-
-    def _test_show_hypervisor_uptime(self, bytes_body=False):
-        expected = {
-            "hypervisor": {
-                "hypervisor_hostname": "fake-mini",
-                "id": 1,
-                "uptime": (" 08:32:11 up 93 days, 18:25, 12 users, "
-                           " load average: 0.20, 0.12, 0.14")
-            }}
-        self.check_service_client_function(
-            self.client.show_hypervisor_uptime,
-            'tempest.common.service_client.ServiceClient.get',
-            expected, bytes_body,
-            hypervisor_id=self.hypervisor_id)
-
-    def test_search_hypervisor_str_body(self):
-        self._test_search_hypervisor(bytes_body=False)
-
-    def test_search_hypervisor_byte_body(self):
-        self._test_search_hypervisor(bytes_body=True)
-
-    def _test_search_hypervisor(self, bytes_body=False):
-        expected = {"hypervisors": [{
-            "id": 2,
-            "hypervisor_hostname": "hyper.hostname.com"}]}
-        self.check_service_client_function(
-            self.client.search_hypervisor,
-            'tempest.common.service_client.ServiceClient.get',
-            expected, bytes_body,
-            hypervisor_name=self.hypervisor_name)
diff --git a/tempest/tests/services/compute/test_images_client.py b/tempest/tests/services/compute/test_images_client.py
deleted file mode 100644
index 1d532b7..0000000
--- a/tempest/tests/services/compute/test_images_client.py
+++ /dev/null
@@ -1,240 +0,0 @@
-# Copyright 2015 NEC Corporation.  All rights reserved.
-#
-#    Licensed under the Apache License, Version 2.0 (the "License"); you may
-#    not use this file except in compliance with the License. You may obtain
-#    a copy of the License at
-#
-#         http://www.apache.org/licenses/LICENSE-2.0
-#
-#    Unless required by applicable law or agreed to in writing, software
-#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-#    License for the specific language governing permissions and limitations
-#    under the License.
-
-import copy
-
-from oslotest import mockpatch
-from tempest_lib import exceptions as lib_exc
-
-from tempest.services.compute.json import images_client
-from tempest.tests import fake_auth_provider
-from tempest.tests.services.compute import base
-
-
-class TestImagesClient(base.BaseComputeServiceTest):
-    # Data Dictionaries used for testing #
-    FAKE_IMAGE_METADATA = {
-        "list":
-            {"metadata": {
-             "auto_disk_config": "True",
-             "Label": "Changed"
-             }},
-        "set_item":
-            {"meta": {
-             "auto_disk_config": "True"
-             }},
-        "show_item":
-            {"meta": {
-             "kernel_id": "nokernel",
-             }},
-        "update":
-            {"metadata": {
-             "kernel_id": "False",
-             "Label": "UpdatedImage"
-             }},
-        "set":
-            {"metadata": {
-             "Label": "Changed",
-             "auto_disk_config": "True"
-             }},
-        "delete_item": {}
-        }
-
-    FAKE_IMAGE_DATA = {
-        "list":
-            {"images": [
-             {"id": "70a599e0-31e7-49b7-b260-868f441e862b",
-              "links": [
-                    {"href": "http://openstack.example.com/v2/openstack" +
-                             "/images/70a599e0-31e7-49b7-b260-868f441e862b",
-                     "rel": "self"
-                     }
-              ],
-              "name": "fakeimage7"
-              }]},
-        "show": {"image": {
-            "created": "2011-01-01T01:02:03Z",
-            "id": "70a599e0-31e7-49b7-b260-868f441e862b",
-            "links": [
-                {
-                    "href": "http://openstack.example.com/v2/openstack" +
-                            "/images/70a599e0-31e7-49b7-b260-868f441e862b",
-                    "rel": "self"
-                },
-            ],
-            "metadata": {
-                "architecture": "x86_64",
-                "auto_disk_config": "True",
-                "kernel_id": "nokernel",
-                "ramdisk_id": "nokernel"
-            },
-            "minDisk": 0,
-            "minRam": 0,
-            "name": "fakeimage7",
-            "progress": 100,
-            "status": "ACTIVE",
-            "updated": "2011-01-01T01:02:03Z"}},
-        "delete": {}
-        }
-    func2mock = {
-        'get': 'tempest.common.service_client.ServiceClient.get',
-        'post': 'tempest.common.service_client.ServiceClient.post',
-        'put': 'tempest.common.service_client.ServiceClient.put',
-        'delete': 'tempest.common.service_client.ServiceClient.delete'}
-    # Variable definition
-    FAKE_IMAGE_ID = FAKE_IMAGE_DATA['show']['image']['id']
-    FAKE_CREATE_INFO = {'location': 'None'}
-    FAKE_METADATA = FAKE_IMAGE_METADATA['show_item']['meta']
-
-    def setUp(self):
-        super(TestImagesClient, self).setUp()
-        fake_auth = fake_auth_provider.FakeAuthProvider()
-        self.client = images_client.ImagesClient(fake_auth,
-                                                 "compute", "regionOne")
-
-    def _test_image_operation(self, operation="delete", bytes_body=False):
-        response_code = 200
-        mock_operation = self.func2mock['get']
-        expected_op = self.FAKE_IMAGE_DATA[operation]
-        params = {"image_id": self.FAKE_IMAGE_ID}
-        if operation == 'list':
-            function = self.client.list_images
-        elif operation == 'show':
-            function = self.client.show_image
-        else:
-            function = self.client.delete_image
-            mock_operation = self.func2mock['delete']
-            response_code = 204
-
-        self.check_service_client_function(
-            function, mock_operation, expected_op,
-            bytes_body, response_code, **params)
-
-    def _test_image_metadata(self, operation="set_item", bytes_body=False):
-        response_code = 200
-        expected_op = self.FAKE_IMAGE_METADATA[operation]
-        if operation == 'list':
-            function = self.client.list_image_metadata
-            mock_operation = self.func2mock['get']
-            params = {"image_id": self.FAKE_IMAGE_ID}
-
-        elif operation == 'set':
-            function = self.client.set_image_metadata
-            mock_operation = self.func2mock['put']
-            params = {"image_id": "_dummy_data",
-                      "meta": self.FAKE_METADATA}
-
-        elif operation == 'update':
-            function = self.client.update_image_metadata
-            mock_operation = self.func2mock['post']
-            params = {"image_id": self.FAKE_IMAGE_ID,
-                      "meta": self.FAKE_METADATA}
-
-        elif operation == 'show_item':
-            mock_operation = self.func2mock['get']
-            function = self.client.show_image_metadata_item
-            params = {"image_id": self.FAKE_IMAGE_ID,
-                      "key": "123"}
-
-        elif operation == 'delete_item':
-            function = self.client.delete_image_metadata_item
-            mock_operation = self.func2mock['delete']
-            response_code = 204
-            params = {"image_id": self.FAKE_IMAGE_ID,
-                      "key": "123"}
-
-        else:
-            function = self.client.set_image_metadata_item
-            mock_operation = self.func2mock['put']
-            params = {"image_id": self.FAKE_IMAGE_ID,
-                      "key": "123",
-                      "meta": self.FAKE_METADATA}
-
-        self.check_service_client_function(
-            function, mock_operation, expected_op,
-            bytes_body, response_code, **params)
-
-    def _test_resource_deleted(self, bytes_body=False):
-        params = {"id": self.FAKE_IMAGE_ID}
-        expected_op = self.FAKE_IMAGE_DATA['show']['image']
-        self.useFixture(mockpatch.Patch('tempest.services.compute.json'
-                        '.images_client.ImagesClient.show_image',
-                                        side_effect=lib_exc.NotFound))
-        self.assertEqual(True, self.client.is_resource_deleted(**params))
-        tempdata = copy.deepcopy(self.FAKE_IMAGE_DATA['show'])
-        tempdata['image']['id'] = None
-        self.useFixture(mockpatch.Patch('tempest.services.compute.json'
-                        '.images_client.ImagesClient.show_image',
-                                        return_value=expected_op))
-        self.assertEqual(False, self.client.is_resource_deleted(**params))
-
-    def test_list_images_with_str_body(self):
-        self._test_image_operation('list')
-
-    def test_list_images_with_bytes_body(self):
-        self._test_image_operation('list', True)
-
-    def test_show_image_with_str_body(self):
-        self._test_image_operation('show')
-
-    def test_show_image_with_bytes_body(self):
-        self._test_image_operation('show', True)
-
-    def test_delete_image_with_str_body(self):
-        self._test_image_operation('delete')
-
-    def test_delete_image_with_bytes_body(self):
-        self._test_image_operation('delete', True)
-
-    def test_list_image_metadata_with_str_body(self):
-        self._test_image_metadata('list')
-
-    def test_list_image_metadata_with_bytes_body(self):
-        self._test_image_metadata('list', True)
-
-    def test_set_image_metadata_with_str_body(self):
-        self._test_image_metadata('set')
-
-    def test_set_image_metadata_with_bytes_body(self):
-        self._test_image_metadata('set', True)
-
-    def test_update_image_metadata_with_str_body(self):
-        self._test_image_metadata('update')
-
-    def test_update_image_metadata_with_bytes_body(self):
-        self._test_image_metadata('update', True)
-
-    def test_set_image_metadata_item_with_str_body(self):
-        self._test_image_metadata()
-
-    def test_set_image_metadata_item_with_bytes_body(self):
-        self._test_image_metadata(bytes_body=True)
-
-    def test_show_image_metadata_item_with_str_body(self):
-        self._test_image_metadata('show_item')
-
-    def test_show_image_metadata_item_with_bytes_body(self):
-        self._test_image_metadata('show_item', True)
-
-    def test_delete_image_metadata_item_with_str_body(self):
-        self._test_image_metadata('delete_item')
-
-    def test_delete_image_metadata_item_with_bytes_body(self):
-        self._test_image_metadata('delete_item', True)
-
-    def test_resource_delete_with_str_body(self):
-        self._test_resource_deleted()
-
-    def test_resource_delete_with_bytes_body(self):
-        self._test_resource_deleted(True)
diff --git a/tempest/tests/services/compute/test_instance_usage_audit_log_client.py b/tempest/tests/services/compute/test_instance_usage_audit_log_client.py
deleted file mode 100644
index b4af9d5..0000000
--- a/tempest/tests/services/compute/test_instance_usage_audit_log_client.py
+++ /dev/null
@@ -1,74 +0,0 @@
-# Copyright 2015 NEC Corporation.  All rights reserved.
-#
-#    Licensed under the Apache License, Version 2.0 (the "License"); you may
-#    not use this file except in compliance with the License. You may obtain
-#    a copy of the License at
-#
-#         http://www.apache.org/licenses/LICENSE-2.0
-#
-#    Unless required by applicable law or agreed to in writing, software
-#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-#    License for the specific language governing permissions and limitations
-#    under the License.
-
-import datetime
-
-from tempest_lib.tests import fake_auth_provider
-
-from tempest.services.compute.json import instance_usage_audit_log_client
-from tempest.tests.services.compute import base
-
-
-class TestInstanceUsagesAuditLogClient(base.BaseComputeServiceTest):
-
-    FAKE_AUDIT_LOG = {
-        "hosts_not_run": [
-            "f4eb7cfd155f4574967f8b55a7faed75"
-        ],
-        "log": {},
-        "num_hosts": 1,
-        "num_hosts_done": 0,
-        "num_hosts_not_run": 1,
-        "num_hosts_running": 0,
-        "overall_status": "0 of 1 hosts done. 0 errors.",
-        "period_beginning": "2012-12-01 00:00:00",
-        "period_ending": "2013-01-01 00:00:00",
-        "total_errors": 0,
-        "total_instances": 0
-    }
-
-    def setUp(self):
-        super(TestInstanceUsagesAuditLogClient, self).setUp()
-        fake_auth = fake_auth_provider.FakeAuthProvider()
-        self.client = (instance_usage_audit_log_client.
-                       InstanceUsagesAuditLogClient(fake_auth, 'compute',
-                                                    'regionOne'))
-
-    def _test_list_instance_usage_audit_logs(self, bytes_body=False):
-        self.check_service_client_function(
-            self.client.list_instance_usage_audit_logs,
-            'tempest.common.service_client.ServiceClient.get',
-            {"instance_usage_audit_logs": self.FAKE_AUDIT_LOG},
-            bytes_body)
-
-    def test_list_instance_usage_audit_logs_with_str_body(self):
-        self._test_list_instance_usage_audit_logs()
-
-    def test_list_instance_usage_audit_logs_with_bytes_body(self):
-        self._test_list_instance_usage_audit_logs(bytes_body=True)
-
-    def _test_show_instance_usage_audit_log(self, bytes_body=False):
-        before_time = datetime.datetime(2012, 12, 1, 0, 0)
-        self.check_service_client_function(
-            self.client.show_instance_usage_audit_log,
-            'tempest.common.service_client.ServiceClient.get',
-            {"instance_usage_audit_log": self.FAKE_AUDIT_LOG},
-            bytes_body,
-            time_before=before_time)
-
-    def test_show_instance_usage_audit_log_with_str_body(self):
-        self._test_show_instance_usage_audit_log()
-
-    def test_show_network_with_bytes_body_with_bytes_body(self):
-        self._test_show_instance_usage_audit_log(bytes_body=True)
diff --git a/tempest/tests/services/compute/test_limits_client.py b/tempest/tests/services/compute/test_limits_client.py
deleted file mode 100644
index 733d3d1..0000000
--- a/tempest/tests/services/compute/test_limits_client.py
+++ /dev/null
@@ -1,67 +0,0 @@
-# Copyright 2015 NEC Corporation.  All rights reserved.
-#
-#    Licensed under the Apache License, Version 2.0 (the "License"); you may
-#    not use this file except in compliance with the License. You may obtain
-#    a copy of the License at
-#
-#         http://www.apache.org/licenses/LICENSE-2.0
-#
-#    Unless required by applicable law or agreed to in writing, software
-#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-#    License for the specific language governing permissions and limitations
-#    under the License.
-
-from tempest_lib.tests import fake_auth_provider
-
-from tempest.services.compute.json import limits_client
-from tempest.tests.services.compute import base
-
-
-class TestLimitsClient(base.BaseComputeServiceTest):
-
-    def setUp(self):
-        super(TestLimitsClient, self).setUp()
-        fake_auth = fake_auth_provider.FakeAuthProvider()
-        self.client = limits_client.LimitsClient(
-            fake_auth, 'compute', 'regionOne')
-
-    def _test_show_limits(self, bytes_body=False):
-        expected = {
-            "limits": {
-                "rate": [],
-                "absolute": {
-                    "maxServerMeta": 128,
-                    "maxPersonality": 5,
-                    "totalServerGroupsUsed": 0,
-                    "maxImageMeta": 128,
-                    "maxPersonalitySize": 10240,
-                    "maxServerGroups": 10,
-                    "maxSecurityGroupRules": 20,
-                    "maxTotalKeypairs": 100,
-                    "totalCoresUsed": 0,
-                    "totalRAMUsed": 0,
-                    "totalInstancesUsed": 0,
-                    "maxSecurityGroups": 10,
-                    "totalFloatingIpsUsed": 0,
-                    "maxTotalCores": 20,
-                    "totalSecurityGroupsUsed": 0,
-                    "maxTotalFloatingIps": 10,
-                    "maxTotalInstances": 10,
-                    "maxTotalRAMSize": 51200,
-                    "maxServerGroupMembers": 10
-                    }
-            }
-        }
-
-        self.check_service_client_function(
-            self.client.show_limits,
-            'tempest.common.service_client.ServiceClient.get',
-            expected,
-            bytes_body)
-
-    def test_show_limits_with_str_body(self):
-        self._test_show_limits()
-
-    def test_show_limits_with_bytes_body(self):
-        self._test_show_limits(bytes_body=True)
diff --git a/tempest/tests/services/compute/test_migrations_client.py b/tempest/tests/services/compute/test_migrations_client.py
deleted file mode 100644
index 55f2ef2..0000000
--- a/tempest/tests/services/compute/test_migrations_client.py
+++ /dev/null
@@ -1,53 +0,0 @@
-# Copyright 2015 NEC Corporation.  All rights reserved.
-#
-#    Licensed under the Apache License, Version 2.0 (the "License"); you may
-#    not use this file except in compliance with the License. You may obtain
-#    a copy of the License at
-#
-#         http://www.apache.org/licenses/LICENSE-2.0
-#
-#    Unless required by applicable law or agreed to in writing, software
-#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-#    License for the specific language governing permissions and limitations
-#    under the License.
-
-from tempest_lib.tests import fake_auth_provider
-
-from tempest.services.compute.json import migrations_client
-from tempest.tests.services.compute import base
-
-
-class TestMigrationsClient(base.BaseComputeServiceTest):
-    FAKE_MIGRATION_INFO = {"migrations": [{
-        "created_at": "2012-10-29T13:42:02",
-        "dest_compute": "compute2",
-        "dest_host": "1.2.3.4",
-        "dest_node": "node2",
-        "id": 1234,
-        "instance_uuid": "e9e4fdd7-f956-44ff-bfeb-d654a96ab3a2",
-        "new_instance_type_id": 2,
-        "old_instance_type_id": 1,
-        "source_compute": "compute1",
-        "source_node": "node1",
-        "status": "finished",
-        "updated_at": "2012-10-29T13:42:02"}]}
-
-    def setUp(self):
-        super(TestMigrationsClient, self).setUp()
-        fake_auth = fake_auth_provider.FakeAuthProvider()
-        self.mg_client_obj = migrations_client.MigrationsClient(
-            fake_auth, 'compute', 'regionOne')
-
-    def _test_list_migrations(self, bytes_body=False):
-        self.check_service_client_function(
-            self.mg_client_obj.list_migrations,
-            'tempest.common.service_client.ServiceClient.get',
-            self.FAKE_MIGRATION_INFO,
-            bytes_body)
-
-    def test_list_migration_with_str_body(self):
-        self._test_list_migrations()
-
-    def test_list_migration_with_bytes_body(self):
-        self._test_list_migrations(True)
diff --git a/tempest/tests/services/compute/test_networks_client.py b/tempest/tests/services/compute/test_networks_client.py
deleted file mode 100644
index cec8262..0000000
--- a/tempest/tests/services/compute/test_networks_client.py
+++ /dev/null
@@ -1,95 +0,0 @@
-# Copyright 2015 NEC Corporation.  All rights reserved.
-#
-#    Licensed under the Apache License, Version 2.0 (the "License"); you may
-#    not use this file except in compliance with the License. You may obtain
-#    a copy of the License at
-#
-#         http://www.apache.org/licenses/LICENSE-2.0
-#
-#    Unless required by applicable law or agreed to in writing, software
-#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-#    License for the specific language governing permissions and limitations
-#    under the License.
-
-from tempest_lib.tests import fake_auth_provider
-
-from tempest.services.compute.json import networks_client
-from tempest.tests.services.compute import base
-
-
-class TestNetworksClient(base.BaseComputeServiceTest):
-
-    FAKE_NETWORK = {
-        "bridge": None,
-        "vpn_public_port": None,
-        "dhcp_start": None,
-        "bridge_interface": None,
-        "share_address": None,
-        "updated_at": None,
-        "id": "34d5ae1e-5659-49cf-af80-73bccd7d7ad3",
-        "cidr_v6": None,
-        "deleted_at": None,
-        "gateway": None,
-        "rxtx_base": None,
-        "label": u'30d7',
-        "priority": None,
-        "project_id": None,
-        "vpn_private_address": None,
-        "deleted": None,
-        "vlan": None,
-        "broadcast": None,
-        "netmask": None,
-        "injected": None,
-        "cidr": None,
-        "vpn_public_address": None,
-        "multi_host": None,
-        "enable_dhcp": None,
-        "dns2": None,
-        "created_at": None,
-        "host": None,
-        "mtu": None,
-        "gateway_v6": None,
-        "netmask_v6": None,
-        "dhcp_server": None,
-        "dns1": None
-        }
-
-    network_id = "34d5ae1e-5659-49cf-af80-73bccd7d7ad3"
-
-    FAKE_NETWORKS = [FAKE_NETWORK]
-
-    def setUp(self):
-        super(TestNetworksClient, self).setUp()
-        fake_auth = fake_auth_provider.FakeAuthProvider()
-        self.client = networks_client.NetworksClient(
-            fake_auth, 'compute', 'regionOne')
-
-    def _test_list_networks(self, bytes_body=False):
-        fake_list = {"networks": self.FAKE_NETWORKS}
-        self.check_service_client_function(
-            self.client.list_networks,
-            'tempest.common.service_client.ServiceClient.get',
-            fake_list,
-            bytes_body)
-
-    def test_list_networks_with_str_body(self):
-        self._test_list_networks()
-
-    def test_list_networks_with_bytes_body(self):
-        self._test_list_networks(bytes_body=True)
-
-    def _test_show_network(self, bytes_body=False):
-        self.check_service_client_function(
-            self.client.show_network,
-            'tempest.common.service_client.ServiceClient.get',
-            {"network": self.FAKE_NETWORK},
-            bytes_body,
-            network_id=self.network_id
-            )
-
-    def test_show_network_with_str_body(self):
-        self._test_show_network()
-
-    def test_show_network_with_bytes_body(self):
-        self._test_show_network(bytes_body=True)
diff --git a/tempest/tests/services/compute/test_quota_classes_client.py b/tempest/tests/services/compute/test_quota_classes_client.py
deleted file mode 100644
index 29800a2..0000000
--- a/tempest/tests/services/compute/test_quota_classes_client.py
+++ /dev/null
@@ -1,72 +0,0 @@
-# Copyright 2015 NEC Corporation.  All rights reserved.
-#
-#    Licensed under the Apache License, Version 2.0 (the "License"); you may
-#    not use this file except in compliance with the License. You may obtain
-#    a copy of the License at
-#
-#         http://www.apache.org/licenses/LICENSE-2.0
-#
-#    Unless required by applicable law or agreed to in writing, software
-#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-#    License for the specific language governing permissions and limitations
-#    under the License.
-
-import copy
-
-from tempest_lib.tests import fake_auth_provider
-
-from tempest.services.compute.json import quota_classes_client
-from tempest.tests.services.compute import base
-
-
-class TestQuotaClassesClient(base.BaseComputeServiceTest):
-
-    FAKE_QUOTA_CLASS_SET = {
-        "injected_file_content_bytes": 10240,
-        "metadata_items": 128,
-        "server_group_members": 10,
-        "server_groups": 10,
-        "ram": 51200,
-        "floating_ips": 10,
-        "key_pairs": 100,
-        "id": u'\u2740(*\xb4\u25e1`*)\u2740',
-        "instances": 10,
-        "security_group_rules": 20,
-        "security_groups": 10,
-        "injected_files": 5,
-        "cores": 20,
-        "fixed_ips": -1,
-        "injected_file_path_bytes": 255,
-        }
-
-    def setUp(self):
-        super(TestQuotaClassesClient, self).setUp()
-        fake_auth = fake_auth_provider.FakeAuthProvider()
-        self.client = quota_classes_client.QuotaClassesClient(
-            fake_auth, 'compute', 'regionOne')
-
-    def _test_show_quota_class_set(self, bytes_body=False):
-        fake_body = {'quota_class_set': self.FAKE_QUOTA_CLASS_SET}
-        self.check_service_client_function(
-            self.client.show_quota_class_set,
-            'tempest.common.service_client.ServiceClient.get',
-            fake_body,
-            bytes_body,
-            quota_class_id="test")
-
-    def test_show_quota_class_set_with_str_body(self):
-        self._test_show_quota_class_set()
-
-    def test_show_quota_class_set_with_bytes_body(self):
-        self._test_show_quota_class_set(bytes_body=True)
-
-    def test_update_quota_class_set(self):
-        fake_quota_class_set = copy.deepcopy(self.FAKE_QUOTA_CLASS_SET)
-        fake_quota_class_set.pop("id")
-        fake_body = {'quota_class_set': fake_quota_class_set}
-        self.check_service_client_function(
-            self.client.update_quota_class_set,
-            'tempest.common.service_client.ServiceClient.put',
-            fake_body,
-            quota_class_id="test")
diff --git a/tempest/tests/services/compute/test_quotas_client.py b/tempest/tests/services/compute/test_quotas_client.py
deleted file mode 100644
index 9a9d8fe..0000000
--- a/tempest/tests/services/compute/test_quotas_client.py
+++ /dev/null
@@ -1,93 +0,0 @@
-# Copyright 2015 NEC Corporation.  All rights reserved.
-#
-#    Licensed under the Apache License, Version 2.0 (the "License"); you may
-#    not use this file except in compliance with the License. You may obtain
-#    a copy of the License at
-#
-#         http://www.apache.org/licenses/LICENSE-2.0
-#
-#    Unless required by applicable law or agreed to in writing, software
-#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-#    License for the specific language governing permissions and limitations
-#    under the License.
-
-import copy
-
-from tempest_lib.tests import fake_auth_provider
-
-from tempest.services.compute.json import quotas_client
-from tempest.tests.services.compute import base
-
-
-class TestQuotasClient(base.BaseComputeServiceTest):
-
-    FAKE_QUOTA_SET = {
-        "quota_set": {
-            "injected_file_content_bytes": 10240,
-            "metadata_items": 128,
-            "server_group_members": 10,
-            "server_groups": 10,
-            "ram": 51200,
-            "floating_ips": 10,
-            "key_pairs": 100,
-            "id": "8421f7be61064f50b680465c07f334af",
-            "instances": 10,
-            "security_group_rules": 20,
-            "injected_files": 5,
-            "cores": 20,
-            "fixed_ips": -1,
-            "injected_file_path_bytes": 255,
-            "security_groups": 10}
-        }
-
-    project_id = "8421f7be61064f50b680465c07f334af"
-
-    def setUp(self):
-        super(TestQuotasClient, self).setUp()
-        fake_auth = fake_auth_provider.FakeAuthProvider()
-        self.client = quotas_client.QuotasClient(
-            fake_auth, 'compute', 'regionOne')
-
-    def _test_show_quota_set(self, bytes_body=False):
-        self.check_service_client_function(
-            self.client.show_quota_set,
-            'tempest.common.service_client.ServiceClient.get',
-            self.FAKE_QUOTA_SET,
-            to_utf=bytes_body,
-            tenant_id=self.project_id)
-
-    def test_show_quota_set_with_str_body(self):
-        self._test_show_quota_set()
-
-    def test_show_quota_set_with_bytes_body(self):
-        self._test_show_quota_set(bytes_body=True)
-
-    def _test_show_default_quota_set(self, bytes_body=False):
-        self.check_service_client_function(
-            self.client.show_default_quota_set,
-            'tempest.common.service_client.ServiceClient.get',
-            self.FAKE_QUOTA_SET,
-            to_utf=bytes_body,
-            tenant_id=self.project_id)
-
-    def test_show_default_quota_set_with_str_body(self):
-        self._test_show_quota_set()
-
-    def test_show_default_quota_set_with_bytes_body(self):
-        self._test_show_quota_set(bytes_body=True)
-
-    def test_update_quota_set(self):
-        fake_quota_set = copy.deepcopy(self.FAKE_QUOTA_SET)
-        fake_quota_set['quota_set'].pop("id")
-        self.check_service_client_function(
-            self.client.update_quota_set,
-            'tempest.common.service_client.ServiceClient.put',
-            fake_quota_set,
-            tenant_id=self.project_id)
-
-    def test_delete_quota_set(self):
-        self.check_service_client_function(
-            self.client.delete_quota_set,
-            'tempest.common.service_client.ServiceClient.delete',
-            {}, status=202, tenant_id=self.project_id)
diff --git a/tempest/tests/services/compute/test_security_group_default_rules_client.py b/tempest/tests/services/compute/test_security_group_default_rules_client.py
deleted file mode 100644
index 99ab305..0000000
--- a/tempest/tests/services/compute/test_security_group_default_rules_client.py
+++ /dev/null
@@ -1,89 +0,0 @@
-# Copyright 2015 NEC Corporation.  All rights reserved.
-#
-#    Licensed under the Apache License, Version 2.0 (the "License"); you may
-#    not use this file except in compliance with the License. You may obtain
-#    a copy of the License at
-#
-#         http://www.apache.org/licenses/LICENSE-2.0
-#
-#    Unless required by applicable law or agreed to in writing, software
-#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-#    License for the specific language governing permissions and limitations
-#    under the License.
-
-from tempest_lib.tests import fake_auth_provider
-
-from tempest.services.compute.json import security_group_default_rules_client
-from tempest.tests.services.compute import base
-
-
-class TestSecurityGroupDefaultRulesClient(base.BaseComputeServiceTest):
-    FAKE_RULE = {
-        "from_port": 80,
-        "id": 1,
-        "ip_protocol": "TCP",
-        "ip_range": {
-            "cidr": "10.10.10.0/24"
-        },
-        "to_port": 80
-    }
-
-    def setUp(self):
-        super(TestSecurityGroupDefaultRulesClient, self).setUp()
-        fake_auth = fake_auth_provider.FakeAuthProvider()
-        self.client = (security_group_default_rules_client.
-                       SecurityGroupDefaultRulesClient(fake_auth, 'compute',
-                                                       'regionOne'))
-
-    def _test_list_security_group_default_rules(self, bytes_body=False):
-        self.check_service_client_function(
-            self.client.list_security_group_default_rules,
-            'tempest.common.service_client.ServiceClient.get',
-            {"security_group_default_rules": [self.FAKE_RULE]},
-            to_utf=bytes_body)
-
-    def test_list_security_group_default_rules_with_str_body(self):
-        self._test_list_security_group_default_rules()
-
-    def test_list_security_group_default_rules_with_bytes_body(self):
-        self._test_list_security_group_default_rules(bytes_body=True)
-
-    def _test_show_security_group_default_rule(self, bytes_body=False):
-        self.check_service_client_function(
-            self.client.show_security_group_default_rule,
-            'tempest.common.service_client.ServiceClient.get',
-            {"security_group_default_rule": self.FAKE_RULE},
-            to_utf=bytes_body,
-            security_group_default_rule_id=1)
-
-    def test_show_security_group_default_rule_with_str_body(self):
-        self._test_show_security_group_default_rule()
-
-    def test_show_security_group_default_rule_with_bytes_body(self):
-        self._test_show_security_group_default_rule(bytes_body=True)
-
-    def _test_create_security_default_group_rule(self, bytes_body=False):
-        request_body = {
-            "to_port": 80,
-            "from_port": 80,
-            "ip_protocol": "TCP",
-            "cidr": "10.10.10.0/24"
-        }
-        self.check_service_client_function(
-            self.client.create_security_default_group_rule,
-            'tempest.common.service_client.ServiceClient.post',
-            {"security_group_default_rule": self.FAKE_RULE},
-            to_utf=bytes_body, **request_body)
-
-    def test_create_security_default_group_rule_with_str_body(self):
-        self._test_create_security_default_group_rule()
-
-    def test_create_security_default_group_rule_with_bytes_body(self):
-        self._test_create_security_default_group_rule(bytes_body=True)
-
-    def test_delete_security_group_default_rule(self):
-        self.check_service_client_function(
-            self.client.delete_security_group_default_rule,
-            'tempest.common.service_client.ServiceClient.delete',
-            {}, status=204, security_group_default_rule_id=1)
diff --git a/tempest/tests/services/compute/test_security_groups_client.py b/tempest/tests/services/compute/test_security_groups_client.py
deleted file mode 100644
index 9e40b96..0000000
--- a/tempest/tests/services/compute/test_security_groups_client.py
+++ /dev/null
@@ -1,113 +0,0 @@
-# Copyright 2015 NEC Corporation.  All rights reserved.
-#
-#    Licensed under the Apache License, Version 2.0 (the "License"); you may
-#    not use this file except in compliance with the License. You may obtain
-#    a copy of the License at
-#
-#         http://www.apache.org/licenses/LICENSE-2.0
-#
-#    Unless required by applicable law or agreed to in writing, software
-#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-#    License for the specific language governing permissions and limitations
-#    under the License.
-
-from oslotest import mockpatch
-from tempest_lib import exceptions as lib_exc
-from tempest_lib.tests import fake_auth_provider
-
-from tempest.services.compute.json import security_groups_client
-from tempest.tests.services.compute import base
-
-
-class TestSecurityGroupsClient(base.BaseComputeServiceTest):
-
-    FAKE_SECURITY_GROUP_INFO = [{
-        "description": "default",
-        "id": "3fb26eb3-581b-4420-9963-b0879a026506",
-        "name": "default",
-        "rules": [],
-        "tenant_id": "openstack"
-    }]
-
-    def setUp(self):
-        super(TestSecurityGroupsClient, self).setUp()
-        fake_auth = fake_auth_provider.FakeAuthProvider()
-        self.client = security_groups_client.SecurityGroupsClient(
-            fake_auth, 'compute', 'regionOne')
-
-    def _test_list_security_groups(self, bytes_body=False):
-        self.check_service_client_function(
-            self.client.list_security_groups,
-            'tempest.common.service_client.ServiceClient.get',
-            {"security_groups": self.FAKE_SECURITY_GROUP_INFO},
-            to_utf=bytes_body)
-
-    def test_list_security_groups_with_str_body(self):
-        self._test_list_security_groups()
-
-    def test_list_security_groups_with_bytes_body(self):
-        self._test_list_security_groups(bytes_body=True)
-
-    def _test_show_security_group(self, bytes_body=False):
-        self.check_service_client_function(
-            self.client.show_security_group,
-            'tempest.common.service_client.ServiceClient.get',
-            {"security_group": self.FAKE_SECURITY_GROUP_INFO[0]},
-            to_utf=bytes_body,
-            security_group_id='fake-id')
-
-    def test_show_security_group_with_str_body(self):
-        self._test_show_security_group()
-
-    def test_show_security_group_with_bytes_body(self):
-        self._test_show_security_group(bytes_body=True)
-
-    def _test_create_security_group(self, bytes_body=False):
-        post_body = {"name": "test", "description": "test_group"}
-        self.check_service_client_function(
-            self.client.create_security_group,
-            'tempest.common.service_client.ServiceClient.post',
-            {"security_group": self.FAKE_SECURITY_GROUP_INFO[0]},
-            to_utf=bytes_body,
-            kwargs=post_body)
-
-    def test_create_security_group_with_str_body(self):
-        self._test_create_security_group()
-
-    def test_create_security_group_with_bytes_body(self):
-        self._test_create_security_group(bytes_body=True)
-
-    def _test_update_security_group(self, bytes_body=False):
-        req_body = {"name": "test", "description": "test_group"}
-        self.check_service_client_function(
-            self.client.update_security_group,
-            'tempest.common.service_client.ServiceClient.put',
-            {"security_group": self.FAKE_SECURITY_GROUP_INFO[0]},
-            to_utf=bytes_body,
-            security_group_id='fake-id',
-            kwargs=req_body)
-
-    def test_update_security_group_with_str_body(self):
-        self._test_update_security_group()
-
-    def test_update_security_group_with_bytes_body(self):
-        self._test_update_security_group(bytes_body=True)
-
-    def test_delete_security_group(self):
-        self.check_service_client_function(
-            self.client.delete_security_group,
-            'tempest.common.service_client.ServiceClient.delete',
-            {}, status=202, security_group_id='fake-id')
-
-    def test_is_resource_deleted_true(self):
-        mod = ('tempest.services.compute.json.security_groups_client.'
-               'SecurityGroupsClient.show_security_group')
-        self.useFixture(mockpatch.Patch(mod, side_effect=lib_exc.NotFound))
-        self.assertTrue(self.client.is_resource_deleted('fake-id'))
-
-    def test_is_resource_deleted_false(self):
-        mod = ('tempest.services.compute.json.security_groups_client.'
-               'SecurityGroupsClient.show_security_group')
-        self.useFixture(mockpatch.Patch(mod, return_value='success'))
-        self.assertFalse(self.client.is_resource_deleted('fake-id'))
diff --git a/tempest/tests/services/compute/test_server_groups_client.py b/tempest/tests/services/compute/test_server_groups_client.py
index 5e058d6..e531e2f 100644
--- a/tempest/tests/services/compute/test_server_groups_client.py
+++ b/tempest/tests/services/compute/test_server_groups_client.py
@@ -69,16 +69,16 @@
     def test_list_server_groups_byte_body(self):
         self._test_list_server_groups(bytes_body=True)
 
-    def _test_get_server_group(self, bytes_body=False):
+    def _test_show_server_group(self, bytes_body=False):
         expected = {"server_group": TestServerGroupsClient.server_group}
         self.check_service_client_function(
-            self.client.get_server_group,
+            self.client.show_server_group,
             'tempest.common.service_client.ServiceClient.get',
             expected, bytes_body,
             server_group_id='5bbcc3c4-1da2-4437-a48a-66f15b1b13f9')
 
-    def test_get_server_group_str_body(self):
-        self._test_get_server_group(bytes_body=False)
+    def test_show_server_group_str_body(self):
+        self._test_show_server_group(bytes_body=False)
 
-    def test_get_server_group_byte_body(self):
-        self._test_get_server_group(bytes_body=True)
+    def test_show_server_group_byte_body(self):
+        self._test_show_server_group(bytes_body=True)
diff --git a/tempest/tests/services/compute/test_services_client.py b/tempest/tests/services/compute/test_services_client.py
deleted file mode 100644
index fce28e8..0000000
--- a/tempest/tests/services/compute/test_services_client.py
+++ /dev/null
@@ -1,95 +0,0 @@
-# Copyright 2015 NEC Corporation.  All rights reserved.
-#
-#    Licensed under the Apache License, Version 2.0 (the "License"); you may
-#    not use this file except in compliance with the License. You may obtain
-#    a copy of the License at
-#
-#         http://www.apache.org/licenses/LICENSE-2.0
-#
-#    Unless required by applicable law or agreed to in writing, software
-#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-#    License for the specific language governing permissions and limitations
-#    under the License.
-
-import copy
-
-from tempest_lib.tests import fake_auth_provider
-
-from tempest.services.compute.json import services_client
-from tempest.tests.services.compute import base
-
-
-class TestServicesClient(base.BaseComputeServiceTest):
-
-    FAKE_SERVICES = {
-        "services":
-        [{
-            "status": "enabled",
-            "binary": "nova-conductor",
-            "zone": "internal",
-            "state": "up",
-            "updated_at": "2015-08-19T06:50:55.000000",
-            "host": "controller",
-            "disabled_reason": None,
-            "id": 1
-        }]
-    }
-
-    FAKE_SERVICE = {
-        "service":
-        {
-            "status": "enabled",
-            "binary": "nova-conductor",
-            "host": "controller"
-        }
-    }
-
-    def setUp(self):
-        super(TestServicesClient, self).setUp()
-        fake_auth = fake_auth_provider.FakeAuthProvider()
-        self.client = services_client.ServicesClient(
-            fake_auth, 'compute', 'regionOne')
-
-    def test_list_services_with_str_body(self):
-        self.check_service_client_function(
-            self.client.list_services,
-            'tempest.common.service_client.ServiceClient.get',
-            self.FAKE_SERVICES)
-
-    def test_list_services_with_bytes_body(self):
-        self.check_service_client_function(
-            self.client.list_services,
-            'tempest.common.service_client.ServiceClient.get',
-            self.FAKE_SERVICES, to_utf=True)
-
-    def _test_enable_service(self, bytes_body=False):
-        self.check_service_client_function(
-            self.client.enable_service,
-            'tempest.common.service_client.ServiceClient.put',
-            self.FAKE_SERVICE,
-            bytes_body,
-            host_name="nova-conductor", binary="controller")
-
-    def test_enable_service_with_str_body(self):
-        self._test_enable_service()
-
-    def test_enable_service_with_bytes_body(self):
-        self._test_enable_service(bytes_body=True)
-
-    def _test_disable_service(self, bytes_body=False):
-        fake_service = copy.deepcopy(self.FAKE_SERVICE)
-        fake_service["service"]["status"] = "disable"
-
-        self.check_service_client_function(
-            self.client.disable_service,
-            'tempest.common.service_client.ServiceClient.put',
-            fake_service,
-            bytes_body,
-            host_name="nova-conductor", binary="controller")
-
-    def test_disable_service_with_str_body(self):
-        self._test_disable_service()
-
-    def test_disable_service_with_bytes_body(self):
-        self._test_disable_service(bytes_body=True)
diff --git a/tempest/tests/services/compute/test_snapshots_client.py b/tempest/tests/services/compute/test_snapshots_client.py
deleted file mode 100644
index c24c6ae..0000000
--- a/tempest/tests/services/compute/test_snapshots_client.py
+++ /dev/null
@@ -1,103 +0,0 @@
-# Copyright 2015 NEC Corporation.  All rights reserved.
-#
-#    Licensed under the Apache License, Version 2.0 (the "License"); you may
-#    not use this file except in compliance with the License. You may obtain
-#    a copy of the License at
-#
-#         http://www.apache.org/licenses/LICENSE-2.0
-#
-#    Unless required by applicable law or agreed to in writing, software
-#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-#    License for the specific language governing permissions and limitations
-#    under the License.
-
-from oslotest import mockpatch
-from tempest_lib import exceptions as lib_exc
-
-from tempest.services.compute.json import snapshots_client
-from tempest.tests import fake_auth_provider
-from tempest.tests.services.compute import base
-
-
-class TestSnapshotsClient(base.BaseComputeServiceTest):
-
-    FAKE_SNAPSHOT = {
-        "createdAt": "2015-10-02T16:27:54.724209",
-        "displayDescription": u"Another \u1234.",
-        "displayName": u"v\u1234-001",
-        "id": "100",
-        "size": 100,
-        "status": "available",
-        "volumeId": "12"
-    }
-
-    FAKE_SNAPSHOTS = {"snapshots": [FAKE_SNAPSHOT]}
-
-    def setUp(self):
-        super(TestSnapshotsClient, self).setUp()
-        fake_auth = fake_auth_provider.FakeAuthProvider()
-        self.client = snapshots_client.SnapshotsClient(
-            fake_auth, 'compute', 'regionOne')
-
-    def _test_create_snapshot(self, bytes_body=False):
-        self.check_service_client_function(
-            self.client.create_snapshot,
-            'tempest.common.service_client.ServiceClient.post',
-            {"snapshot": self.FAKE_SNAPSHOT},
-            to_utf=bytes_body, status=200,
-            volume_id=self.FAKE_SNAPSHOT["volumeId"])
-
-    def test_create_snapshot_with_str_body(self):
-        self._test_create_snapshot()
-
-    def test_create_shapshot_with_bytes_body(self):
-        self._test_create_snapshot(bytes_body=True)
-
-    def _test_show_snapshot(self, bytes_body=False):
-        self.check_service_client_function(
-            self.client.show_snapshot,
-            'tempest.common.service_client.ServiceClient.get',
-            {"snapshot": self.FAKE_SNAPSHOT},
-            to_utf=bytes_body, snapshot_id=self.FAKE_SNAPSHOT["id"])
-
-    def test_show_snapshot_with_str_body(self):
-        self._test_show_snapshot()
-
-    def test_show_snapshot_with_bytes_body(self):
-        self._test_show_snapshot(bytes_body=True)
-
-    def _test_list_snapshots(self, bytes_body=False, **params):
-        self.check_service_client_function(
-            self.client.list_snapshots,
-            'tempest.common.service_client.ServiceClient.get',
-            self.FAKE_SNAPSHOTS, to_utf=bytes_body, **params)
-
-    def test_list_snapshots_with_str_body(self):
-        self._test_list_snapshots()
-
-    def test_list_snapshots_with_byte_body(self):
-        self._test_list_snapshots(bytes_body=True)
-
-    def test_list_snapshots_with_params(self):
-        self._test_list_snapshots('fake')
-
-    def test_delete_snapshot(self):
-        self.check_service_client_function(
-            self.client.delete_snapshot,
-            'tempest.common.service_client.ServiceClient.delete',
-            {}, status=202, snapshot_id=self.FAKE_SNAPSHOT['id'])
-
-    def test_is_resource_deleted_true(self):
-        module = ('tempest.services.compute.json.snapshots_client.'
-                  'SnapshotsClient.show_snapshot')
-        self.useFixture(mockpatch.Patch(
-            module, side_effect=lib_exc.NotFound))
-        self.assertTrue(self.client.is_resource_deleted('fake-id'))
-
-    def test_is_resource_deleted_false(self):
-        module = ('tempest.services.compute.json.snapshots_client.'
-                  'SnapshotsClient.show_snapshot')
-        self.useFixture(mockpatch.Patch(
-            module, return_value={}))
-        self.assertFalse(self.client.is_resource_deleted('fake-id'))
diff --git a/tempest/tests/services/compute/test_tenant_networks_client.py b/tempest/tests/services/compute/test_tenant_networks_client.py
deleted file mode 100644
index 691792a..0000000
--- a/tempest/tests/services/compute/test_tenant_networks_client.py
+++ /dev/null
@@ -1,64 +0,0 @@
-# Copyright 2015 NEC Corporation.  All rights reserved.
-#
-#    Licensed under the Apache License, Version 2.0 (the "License"); you may
-#    not use this file except in compliance with the License. You may obtain
-#    a copy of the License at
-#
-#         http://www.apache.org/licenses/LICENSE-2.0
-#
-#    Unless required by applicable law or agreed to in writing, software
-#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-#    License for the specific language governing permissions and limitations
-#    under the License.
-
-from tempest_lib.tests import fake_auth_provider
-
-from tempest.services.compute.json import tenant_networks_client
-from tempest.tests.services.compute import base
-
-
-class TestTenantNetworksClient(base.BaseComputeServiceTest):
-
-    FAKE_NETWORK = {
-        "cidr": "None",
-        "id": "c2329eb4-cc8e-4439-ac4c-932369309e36",
-        "label": u'\u30d7'
-        }
-
-    FAKE_NETWORKS = [FAKE_NETWORK]
-
-    NETWORK_ID = FAKE_NETWORK['id']
-
-    def setUp(self):
-        super(TestTenantNetworksClient, self).setUp()
-        fake_auth = fake_auth_provider.FakeAuthProvider()
-        self.client = tenant_networks_client.TenantNetworksClient(
-            fake_auth, 'compute', 'regionOne')
-
-    def _test_list_tenant_networks(self, bytes_body=False):
-        self.check_service_client_function(
-            self.client.list_tenant_networks,
-            'tempest.common.service_client.ServiceClient.get',
-            {"networks": self.FAKE_NETWORKS},
-            bytes_body)
-
-    def test_list_tenant_networks_with_str_body(self):
-        self._test_list_tenant_networks()
-
-    def test_list_tenant_networks_with_bytes_body(self):
-        self._test_list_tenant_networks(bytes_body=True)
-
-    def _test_show_tenant_network(self, bytes_body=False):
-        self.check_service_client_function(
-            self.client.show_tenant_network,
-            'tempest.common.service_client.ServiceClient.get',
-            {"network": self.FAKE_NETWORK},
-            bytes_body,
-            network_id=self.NETWORK_ID)
-
-    def test_show_tenant_network_with_str_body(self):
-        self._test_show_tenant_network()
-
-    def test_show_tenant_network_with_bytes_body(self):
-        self._test_show_tenant_network(bytes_body=True)
diff --git a/tempest/tests/services/compute/test_tenant_usages_client.py b/tempest/tests/services/compute/test_tenant_usages_client.py
deleted file mode 100644
index 58e0b7a..0000000
--- a/tempest/tests/services/compute/test_tenant_usages_client.py
+++ /dev/null
@@ -1,80 +0,0 @@
-# Copyright 2015 NEC Corporation.  All rights reserved.
-#
-#    Licensed under the Apache License, Version 2.0 (the "License"); you may
-#    not use this file except in compliance with the License. You may obtain
-#    a copy of the License at
-#
-#         http://www.apache.org/licenses/LICENSE-2.0
-#
-#    Unless required by applicable law or agreed to in writing, software
-#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-#    License for the specific language governing permissions and limitations
-#    under the License.
-
-from tempest_lib.tests import fake_auth_provider
-
-from tempest.services.compute.json import tenant_usages_client
-from tempest.tests.services.compute import base
-
-
-class TestTenantUsagesClient(base.BaseComputeServiceTest):
-
-    FAKE_SERVER_USAGES = [{
-        "ended_at": None,
-        "flavor": "m1.tiny",
-        "hours": 1.0,
-        "instance_id": "1f1deceb-17b5-4c04-84c7-e0d4499c8fe0",
-        "local_gb": 1,
-        "memory_mb": 512,
-        "name": "new-server-test",
-        "started_at": "2012-10-08T20:10:44.541277",
-        "state": "active",
-        "tenant_id": "openstack",
-        "uptime": 3600,
-        "vcpus": 1
-        }]
-
-    FAKE_TENANT_USAGES = [{
-        "server_usages": FAKE_SERVER_USAGES,
-        "start": "2012-10-08T21:10:44.587336",
-        "stop": "2012-10-08T22:10:44.587336",
-        "tenant_id": "openstack",
-        "total_hours": 1,
-        "total_local_gb_usage": 1,
-        "total_memory_mb_usage": 512,
-        "total_vcpus_usage": 1
-        }]
-
-    def setUp(self):
-        super(TestTenantUsagesClient, self).setUp()
-        fake_auth = fake_auth_provider.FakeAuthProvider()
-        self.client = tenant_usages_client.TenantUsagesClient(
-            fake_auth, 'compute', 'regionOne')
-
-    def _test_list_tenant_usages(self, bytes_body=False):
-        self.check_service_client_function(
-            self.client.list_tenant_usages,
-            'tempest.common.service_client.ServiceClient.get',
-            {"tenant_usages": self.FAKE_TENANT_USAGES},
-            to_utf=bytes_body)
-
-    def test_list_tenant_usages_with_str_body(self):
-        self._test_list_tenant_usages()
-
-    def test_list_tenant_usages_with_bytes_body(self):
-        self._test_list_tenant_usages(bytes_body=True)
-
-    def _test_show_tenant_usage(self, bytes_body=False):
-        self.check_service_client_function(
-            self.client.show_tenant_usage,
-            'tempest.common.service_client.ServiceClient.get',
-            {"tenant_usage": self.FAKE_TENANT_USAGES[0]},
-            to_utf=bytes_body,
-            tenant_id='openstack')
-
-    def test_show_tenant_usage_with_str_body(self):
-        self._test_show_tenant_usage()
-
-    def test_show_tenant_usage_with_bytes_body(self):
-        self._test_show_tenant_usage(bytes_body=True)
diff --git a/tempest/tests/stress/test_stress.py b/tempest/tests/stress/test_stress.py
index 16f1ac7..0ec2a5d 100644
--- a/tempest/tests/stress/test_stress.py
+++ b/tempest/tests/stress/test_stress.py
@@ -25,8 +25,7 @@
 
 
 class StressFrameworkTest(base.TestCase):
-    """Basic test for the stress test framework.
-    """
+    """Basic test for the stress test framework."""
 
     def _cmd(self, cmd, param):
         """Executes specified command."""
diff --git a/tempest/tests/test_glance_http.py b/tempest/tests/test_glance_http.py
index 105caec..ed886da 100644
--- a/tempest/tests/test_glance_http.py
+++ b/tempest/tests/test_glance_http.py
@@ -13,14 +13,10 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-import socket
-
 import mock
-from oslo_serialization import jsonutils as json
 from oslotest import mockpatch
 import six
 from six.moves import http_client as httplib
-from tempest_lib import exceptions as lib_exc
 
 from tempest.common import glance_http
 from tempest import exceptions
@@ -56,60 +52,6 @@
                         'getresponse', return_value=resp))
         return resp
 
-    def test_json_request_without_content_type_header_in_response(self):
-        self._set_response_fixture({}, 200, 'fake_response_body')
-        self.assertRaises(lib_exc.InvalidContentType,
-                          self.client.json_request, 'GET', '/images')
-
-    def test_json_request_with_xml_content_type_header_in_request(self):
-        self.assertRaises(lib_exc.InvalidContentType,
-                          self.client.json_request, 'GET', '/images',
-                          headers={'Content-Type': 'application/xml'})
-
-    def test_json_request_with_xml_content_type_header_in_response(self):
-        self._set_response_fixture({'content-type': 'application/xml'},
-                                   200, 'fake_response_body')
-        self.assertRaises(lib_exc.InvalidContentType,
-                          self.client.json_request, 'GET', '/images')
-
-    def test_json_request_with_json_content_type_header_only_in_resp(self):
-        self._set_response_fixture({'content-type': 'application/json'},
-                                   200, 'fake_response_body')
-        resp, body = self.client.json_request('GET', '/images')
-        self.assertEqual(200, resp.status)
-        self.assertEqual('fake_response_body', body)
-
-    def test_json_request_with_json_content_type_header_in_req_and_resp(self):
-        self._set_response_fixture({'content-type': 'application/json'},
-                                   200, 'fake_response_body')
-        resp, body = self.client.json_request('GET', '/images', headers={
-            'Content-Type': 'application/json'})
-        self.assertEqual(200, resp.status)
-        self.assertEqual('fake_response_body', body)
-
-    def test_json_request_fails_to_json_loads(self):
-        self._set_response_fixture({'content-type': 'application/json'},
-                                   200, 'fake_response_body')
-        self.useFixture(mockpatch.PatchObject(json, 'loads',
-                        side_effect=ValueError()))
-        resp, body = self.client.json_request('GET', '/images')
-        self.assertEqual(200, resp.status)
-        self.assertEqual(body, 'fake_response_body')
-
-    def test_json_request_socket_timeout(self):
-        self.useFixture(mockpatch.PatchObject(httplib.HTTPConnection,
-                                              'request',
-                                              side_effect=socket.timeout()))
-        self.assertRaises(exceptions.TimeoutException,
-                          self.client.json_request, 'GET', '/images')
-
-    def test_json_request_endpoint_not_found(self):
-        self.useFixture(mockpatch.PatchObject(httplib.HTTPConnection,
-                                              'request',
-                                              side_effect=socket.gaierror()))
-        self.assertRaises(exceptions.EndpointNotFound,
-                          self.client.json_request, 'GET', '/images')
-
     def test_raw_request(self):
         self._set_response_fixture({}, 200, 'fake_response_body')
         resp, body = self.client.raw_request('GET', '/images')
@@ -141,22 +83,22 @@
         self.assertEqual(call_count - 1, req_body.tell())
 
     def test_get_connection_class_for_https(self):
-        conn_class = self.client.get_connection_class('https')
+        conn_class = self.client._get_connection_class('https')
         self.assertEqual(glance_http.VerifiedHTTPSConnection, conn_class)
 
     def test_get_connection_class_for_http(self):
-        conn_class = (self.client.get_connection_class('http'))
+        conn_class = (self.client._get_connection_class('http'))
         self.assertEqual(httplib.HTTPConnection, conn_class)
 
     def test_get_connection_http(self):
-        self.assertTrue(isinstance(self.client.get_connection(),
+        self.assertTrue(isinstance(self.client._get_connection(),
                                    httplib.HTTPConnection))
 
     def test_get_connection_https(self):
         endpoint = 'https://fake_url.com'
         self.fake_auth.base_url = mock.MagicMock(return_value=endpoint)
         self.client = glance_http.HTTPClient(self.fake_auth, {})
-        self.assertTrue(isinstance(self.client.get_connection(),
+        self.assertTrue(isinstance(self.client._get_connection(),
                                    glance_http.VerifiedHTTPSConnection))
 
     def test_get_connection_url_not_fount(self):
@@ -164,22 +106,22 @@
                                               side_effect=httplib.InvalidURL()
                                               ))
         self.assertRaises(exceptions.EndpointNotFound,
-                          self.client.get_connection)
+                          self.client._get_connection)
 
     def test_get_connection_kwargs_default_for_http(self):
-        kwargs = self.client.get_connection_kwargs('http')
+        kwargs = self.client._get_connection_kwargs('http')
         self.assertEqual(600, kwargs['timeout'])
         self.assertEqual(1, len(kwargs.keys()))
 
     def test_get_connection_kwargs_set_timeout_for_http(self):
-        kwargs = self.client.get_connection_kwargs('http', timeout=10,
-                                                   ca_certs='foo')
+        kwargs = self.client._get_connection_kwargs('http', timeout=10,
+                                                    ca_certs='foo')
         self.assertEqual(10, kwargs['timeout'])
         # nothing more than timeout is evaluated for http connections
         self.assertEqual(1, len(kwargs.keys()))
 
     def test_get_connection_kwargs_default_for_https(self):
-        kwargs = self.client.get_connection_kwargs('https')
+        kwargs = self.client._get_connection_kwargs('https')
         self.assertEqual(600, kwargs['timeout'])
         self.assertEqual(None, kwargs['ca_certs'])
         self.assertEqual(None, kwargs['cert_file'])
@@ -189,12 +131,12 @@
         self.assertEqual(6, len(kwargs.keys()))
 
     def test_get_connection_kwargs_set_params_for_https(self):
-        kwargs = self.client.get_connection_kwargs('https', timeout=10,
-                                                   ca_certs='foo',
-                                                   cert_file='/foo/bar.cert',
-                                                   key_file='/foo/key.pem',
-                                                   insecure=True,
-                                                   ssl_compression=False)
+        kwargs = self.client._get_connection_kwargs('https', timeout=10,
+                                                    ca_certs='foo',
+                                                    cert_file='/foo/bar.cert',
+                                                    key_file='/foo/key.pem',
+                                                    insecure=True,
+                                                    ssl_compression=False)
         self.assertEqual(10, kwargs['timeout'])
         self.assertEqual('foo', kwargs['ca_certs'])
         self.assertEqual('/foo/bar.cert', kwargs['cert_file'])
diff --git a/tempest/tests/test_hacking.py b/tempest/tests/test_hacking.py
index 62d2aee..55f00ef 100644
--- a/tempest/tests/test_hacking.py
+++ b/tempest/tests/test_hacking.py
@@ -17,7 +17,8 @@
 
 
 class HackingTestCase(base.TestCase):
-    """
+    """Test class for hacking rule
+
     This class tests the hacking checks in tempest.hacking.checks by passing
     strings to the check methods like the pep8/flake8 parser would. The parser
     loops over each line in the file and then passes the parameters to the
diff --git a/tempest/thirdparty/boto/test.py b/tempest/thirdparty/boto/test.py
index 1ced180..cfd3747 100644
--- a/tempest/thirdparty/boto/test.py
+++ b/tempest/thirdparty/boto/test.py
@@ -27,7 +27,7 @@
 from six.moves.urllib import parse as urlparse
 from tempest_lib import exceptions as lib_exc
 
-import tempest.clients
+from tempest.common import credentials_factory as credentials
 from tempest.common.utils import file_utils
 from tempest import config
 from tempest import exceptions
@@ -67,7 +67,7 @@
         raise Exception("Unknown (Authentication?) Error")
     # NOTE(andreaf) Setting up an extra manager here is redundant,
     # and should be removed.
-    openstack = tempest.clients.Manager()
+    openstack = credentials.ConfiguredUserManager()
     try:
         if urlparse.urlparse(CONF.boto.ec2_url).hostname is None:
             raise Exception("Failed to get hostname from the ec2_url")
@@ -110,8 +110,10 @@
     CODE_RE = '.*'  # regexp makes sense in group match
 
     def match(self, exc):
-        """:returns: Returns with an error string if it does not match,
-               returns with None when it matches.
+        """Check boto exception
+
+        :returns: Returns with an error string if it does not match,
+                  returns with None when it matches.
         """
         if not isinstance(exc, exception.BotoServerError):
             return "%r not an BotoServerError instance" % exc
@@ -136,9 +138,9 @@
 
 
 def _add_matcher_class(error_cls, error_data, base=BotoExceptionMatcher):
-    """
-        Usable for adding an ExceptionMatcher(s) into the exception tree.
-        The not leaf elements does wildcard match
+    """Usable for adding an ExceptionMatcher(s) into the exception tree.
+
+       The not leaf elements does wildcard match
     """
     # in error_code just literal and '.' characters expected
     if not isinstance(error_data, six.string_types):
@@ -227,6 +229,7 @@
     @classmethod
     def addResourceCleanUp(cls, function, *args, **kwargs):
         """Adds CleanUp callable, used by tearDownClass.
+
         Recommended to a use (deep)copy on the mutable args.
         """
         cls._sequence = cls._sequence + 1
@@ -242,6 +245,7 @@
     def assertBotoError(self, excMatcher, callableObj,
                         *args, **kwargs):
         """Example usage:
+
             self.assertBotoError(self.ec2_error_code.client.
                                  InvalidKeyPair.Duplicate,
                                  self.client.create_keypair,
@@ -258,7 +262,8 @@
 
     @classmethod
     def resource_cleanup(cls):
-        """Calls the callables added by addResourceCleanUp,
+        """Calls the callables added by addResourceCleanUp
+
         when you overwrite this function don't forget to call this too.
         """
         fail_count = 0
@@ -302,10 +307,9 @@
 
     @classmethod
     def get_lfunction_gone(cls, obj):
-        """If the object is instance of a well know type returns back with
-            with the corresponding function otherwise it assumes the obj itself
-            is the function.
-            """
+        # NOTE: If the object is instance of a well know type returns back with
+        # with the corresponding function otherwise it assumes the obj itself
+        # is the function.
         ec = cls.ec2_error_code
         if isinstance(obj, ec2.instance.Instance):
             colusure_matcher = ec.client.InvalidInstanceID.NotFound
@@ -489,6 +493,7 @@
     @classmethod
     def destroy_security_group_wait(cls, group):
         """Delete group.
+
            Use just for teardown!
         """
         # NOTE(afazekas): should wait/try until all related instance terminates
@@ -497,6 +502,7 @@
     @classmethod
     def destroy_volume_wait(cls, volume):
         """Delete volume, tries to detach first.
+
            Use just for teardown!
         """
         exc_num = 0
diff --git a/tempest/thirdparty/boto/test_ec2_instance_run.py b/tempest/thirdparty/boto/test_ec2_instance_run.py
index 49a1854..6c1b362 100644
--- a/tempest/thirdparty/boto/test_ec2_instance_run.py
+++ b/tempest/thirdparty/boto/test_ec2_instance_run.py
@@ -175,23 +175,23 @@
             instance.add_tag('key1', value='value1')
 
         tags = self.ec2_client.get_all_tags()
-        td = {item.name: item.value for item in tags}
+        td = dict((item.name, item.value) for item in tags)
 
         self.assertIn('key1', td)
         self.assertEqual('value1', td['key1'])
 
         tags = self.ec2_client.get_all_tags(filters={'key': 'key1'})
-        td = {item.name: item.value for item in tags}
+        td = dict((item.name, item.value) for item in tags)
         self.assertIn('key1', td)
         self.assertEqual('value1', td['key1'])
 
         tags = self.ec2_client.get_all_tags(filters={'value': 'value1'})
-        td = {item.name: item.value for item in tags}
+        td = dict((item.name, item.value) for item in tags)
         self.assertIn('key1', td)
         self.assertEqual('value1', td['key1'])
 
         tags = self.ec2_client.get_all_tags(filters={'key': 'value2'})
-        td = {item.name: item.value for item in tags}
+        td = dict((item.name, item.value) for item in tags)
         self.assertNotIn('key1', td)
 
         for instance in reservation.instances:
diff --git a/test-requirements.txt b/test-requirements.txt
index db2b2ce..5b01ea9 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -5,7 +5,7 @@
 # needed for doc build
 sphinx!=1.2.0,!=1.3b1,<1.3,>=1.1.2
 python-subunit>=0.0.18
-oslosphinx>=2.5.0 # Apache-2.0
+oslosphinx!=3.4.0,>=2.5.0 # Apache-2.0
 mox>=0.5.3
 mock>=1.2
 coverage>=3.6
diff --git a/tools/check_uuid.py b/tools/check_uuid.py
deleted file mode 100755
index e21c3d8..0000000
--- a/tools/check_uuid.py
+++ /dev/null
@@ -1,360 +0,0 @@
-#!/usr/bin/env python
-
-# Copyright 2014 Mirantis, Inc.
-#
-# Licensed under the Apache License, Version 2.0 (the "License"); you may
-#    not use this file except in compliance with the License. You may obtain
-#    a copy of the License at
-#
-#         http://www.apache.org/licenses/LICENSE-2.0
-#
-#    Unless required by applicable law or agreed to in writing, software
-#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-#    License for the specific language governing permissions and limitations
-#    under the License.
-
-import argparse
-import ast
-import importlib
-import inspect
-import os
-import sys
-import unittest
-import urllib
-import uuid
-
-DECORATOR_MODULE = 'test'
-DECORATOR_NAME = 'idempotent_id'
-DECORATOR_IMPORT = 'tempest.%s' % DECORATOR_MODULE
-IMPORT_LINE = 'from tempest import %s' % DECORATOR_MODULE
-DECORATOR_TEMPLATE = "@%s.%s('%%s')" % (DECORATOR_MODULE,
-                                        DECORATOR_NAME)
-UNIT_TESTS_EXCLUDE = 'tempest.tests'
-
-
-class SourcePatcher(object):
-
-    """"Lazy patcher for python source files"""
-
-    def __init__(self):
-        self.source_files = None
-        self.patches = None
-        self.clear()
-
-    def clear(self):
-        """Clear inner state"""
-        self.source_files = {}
-        self.patches = {}
-
-    @staticmethod
-    def _quote(s):
-        return urllib.quote(s)
-
-    @staticmethod
-    def _unquote(s):
-        return urllib.unquote(s)
-
-    def add_patch(self, filename, patch, line_no):
-        """Add lazy patch"""
-        if filename not in self.source_files:
-            with open(filename) as f:
-                self.source_files[filename] = self._quote(f.read())
-        patch_id = str(uuid.uuid4())
-        if not patch.endswith('\n'):
-            patch += '\n'
-        self.patches[patch_id] = self._quote(patch)
-        lines = self.source_files[filename].split(self._quote('\n'))
-        lines[line_no - 1] = ''.join(('{%s:s}' % patch_id, lines[line_no - 1]))
-        self.source_files[filename] = self._quote('\n').join(lines)
-
-    def _save_changes(self, filename, source):
-        print('%s fixed' % filename)
-        with open(filename, 'w') as f:
-            f.write(source)
-
-    def apply_patches(self):
-        """Apply all patches"""
-        for filename in self.source_files:
-            patched_source = self._unquote(
-                self.source_files[filename].format(**self.patches)
-            )
-            self._save_changes(filename, patched_source)
-        self.clear()
-
-
-class TestChecker(object):
-
-    def __init__(self, package):
-        self.package = package
-        self.base_path = os.path.abspath(os.path.dirname(package.__file__))
-
-    def _path_to_package(self, path):
-        relative_path = path[len(self.base_path) + 1:]
-        if relative_path:
-            return '.'.join((self.package.__name__,) +
-                            tuple(relative_path.split('/')))
-        else:
-            return self.package.__name__
-
-    def _modules_search(self):
-        """Recursive search for python modules in base package"""
-        modules = []
-        for root, dirs, files in os.walk(self.base_path):
-            if not os.path.exists(os.path.join(root, '__init__.py')):
-                continue
-            root_package = self._path_to_package(root)
-            for item in files:
-                if item.endswith('.py'):
-                    module_name = '.'.join((root_package,
-                                           os.path.splitext(item)[0]))
-                    if not module_name.startswith(UNIT_TESTS_EXCLUDE):
-                        modules.append(module_name)
-        return modules
-
-    @staticmethod
-    def _get_idempotent_id(test_node):
-        """
-        Return key-value dict with all metadata from @test.idempotent_id
-        decorators for test method
-        """
-        idempotent_id = None
-        for decorator in test_node.decorator_list:
-            if (hasattr(decorator, 'func') and
-                hasattr(decorator.func, 'attr') and
-                decorator.func.attr == DECORATOR_NAME and
-                hasattr(decorator.func, 'value') and
-                decorator.func.value.id == DECORATOR_MODULE):
-                for arg in decorator.args:
-                    idempotent_id = ast.literal_eval(arg)
-        return idempotent_id
-
-    @staticmethod
-    def _is_decorator(line):
-        return line.strip().startswith('@')
-
-    @staticmethod
-    def _is_def(line):
-        return line.strip().startswith('def ')
-
-    def _add_uuid_to_test(self, patcher, test_node, source_path):
-        with open(source_path) as src:
-            src_lines = src.read().split('\n')
-        lineno = test_node.lineno
-        insert_position = lineno
-        while True:
-            if (self._is_def(src_lines[lineno - 1]) or
-                    (self._is_decorator(src_lines[lineno - 1]) and
-                        (DECORATOR_TEMPLATE.split('(')[0] <=
-                            src_lines[lineno - 1].strip().split('(')[0]))):
-                insert_position = lineno
-                break
-            lineno += 1
-        patcher.add_patch(
-            source_path,
-            ' ' * test_node.col_offset + DECORATOR_TEMPLATE % uuid.uuid4(),
-            insert_position
-        )
-
-    @staticmethod
-    def _is_test_case(module, node):
-        if (node.__class__ is ast.ClassDef and
-                hasattr(module, node.name) and
-                inspect.isclass(getattr(module, node.name))):
-            return issubclass(getattr(module, node.name), unittest.TestCase)
-
-    @staticmethod
-    def _is_test_method(node):
-        return (node.__class__ is ast.FunctionDef
-                and node.name.startswith('test_'))
-
-    @staticmethod
-    def _next_node(body, node):
-        if body.index(node) < len(body):
-            return body[body.index(node) + 1]
-
-    @staticmethod
-    def _import_name(node):
-        if type(node) == ast.Import:
-            return node.names[0].name
-        elif type(node) == ast.ImportFrom:
-            return '%s.%s' % (node.module, node.names[0].name)
-
-    def _add_import_for_test_uuid(self, patcher, src_parsed, source_path):
-        with open(source_path) as f:
-            src_lines = f.read().split('\n')
-        line_no = 0
-        tempest_imports = [node for node in src_parsed.body
-                           if self._import_name(node) and
-                           'tempest.' in self._import_name(node)]
-        if not tempest_imports:
-            import_snippet = '\n'.join(('', IMPORT_LINE, ''))
-        else:
-            for node in tempest_imports:
-                if self._import_name(node) < DECORATOR_IMPORT:
-                    continue
-                else:
-                    line_no = node.lineno
-                    import_snippet = IMPORT_LINE
-                    break
-            else:
-                line_no = tempest_imports[-1].lineno
-                while True:
-                    if (not src_lines[line_no - 1] or
-                            getattr(self._next_node(src_parsed.body,
-                                                    tempest_imports[-1]),
-                                    'lineno') == line_no or
-                            line_no == len(src_lines)):
-                        break
-                    line_no += 1
-                import_snippet = '\n'.join((IMPORT_LINE, ''))
-        patcher.add_patch(source_path, import_snippet, line_no)
-
-    def get_tests(self):
-        """Get test methods with sources from base package with metadata"""
-        tests = {}
-        for module_name in self._modules_search():
-            tests[module_name] = {}
-            module = importlib.import_module(module_name)
-            source_path = '.'.join(
-                (os.path.splitext(module.__file__)[0], 'py')
-            )
-            with open(source_path, 'r') as f:
-                source = f.read()
-            tests[module_name]['source_path'] = source_path
-            tests[module_name]['tests'] = {}
-            source_parsed = ast.parse(source)
-            tests[module_name]['ast'] = source_parsed
-            tests[module_name]['import_valid'] = (
-                hasattr(module, DECORATOR_MODULE) and
-                inspect.ismodule(getattr(module, DECORATOR_MODULE))
-            )
-            test_cases = (node for node in source_parsed.body
-                          if self._is_test_case(module, node))
-            for node in test_cases:
-                for subnode in filter(self._is_test_method, node.body):
-                        test_name = '%s.%s' % (node.name, subnode.name)
-                        tests[module_name]['tests'][test_name] = subnode
-        return tests
-
-    @staticmethod
-    def _filter_tests(function, tests):
-        """Filter tests with condition 'function(test_node) == True'"""
-        result = {}
-        for module_name in tests:
-            for test_name in tests[module_name]['tests']:
-                if function(module_name, test_name, tests):
-                    if module_name not in result:
-                        result[module_name] = {
-                            'ast': tests[module_name]['ast'],
-                            'source_path': tests[module_name]['source_path'],
-                            'import_valid': tests[module_name]['import_valid'],
-                            'tests': {}
-                        }
-                    result[module_name]['tests'][test_name] = \
-                        tests[module_name]['tests'][test_name]
-        return result
-
-    def find_untagged(self, tests):
-        """Filter all tests without uuid in metadata"""
-        def check_uuid_in_meta(module_name, test_name, tests):
-            idempotent_id = self._get_idempotent_id(
-                tests[module_name]['tests'][test_name])
-            return not idempotent_id
-        return self._filter_tests(check_uuid_in_meta, tests)
-
-    def report_collisions(self, tests):
-        """Reports collisions if there are any. Returns true if
-        collisions exist.
-        """
-        uuids = {}
-
-        def report(module_name, test_name, tests):
-            test_uuid = self._get_idempotent_id(
-                tests[module_name]['tests'][test_name])
-            if not test_uuid:
-                return
-            if test_uuid in uuids:
-                error_str = "%s:%s\n uuid %s collision: %s<->%s\n%s:%s" % (
-                    tests[module_name]['source_path'],
-                    tests[module_name]['tests'][test_name].lineno,
-                    test_uuid,
-                    test_name,
-                    uuids[test_uuid]['test_name'],
-                    uuids[test_uuid]['source_path'],
-                    uuids[test_uuid]['test_node'].lineno,
-                )
-                print(error_str)
-                print("cannot automatically resolve the collision, please "
-                      "manually remove the duplicate value on the new test.")
-                return True
-            else:
-                uuids[test_uuid] = {
-                    'module': module_name,
-                    'test_name': test_name,
-                    'test_node': tests[module_name]['tests'][test_name],
-                    'source_path': tests[module_name]['source_path']
-                }
-        return bool(self._filter_tests(report, tests))
-
-    def report_untagged(self, tests):
-        """Reports untagged tests if there are any. Returns true if
-        untagged tests exist.
-        """
-        def report(module_name, test_name, tests):
-            error_str = "%s:%s\nmissing @test.idempotent_id('...')\n%s\n" % (
-                tests[module_name]['source_path'],
-                tests[module_name]['tests'][test_name].lineno,
-                test_name
-            )
-            print(error_str)
-            return True
-        return bool(self._filter_tests(report, tests))
-
-    def fix_tests(self, tests):
-        """Add uuids to all tests specified in tests and
-        fix it in source files
-        """
-        patcher = SourcePatcher()
-        for module_name in tests:
-            add_import_once = True
-            for test_name in tests[module_name]['tests']:
-                if not tests[module_name]['import_valid'] and add_import_once:
-                    self._add_import_for_test_uuid(
-                        patcher,
-                        tests[module_name]['ast'],
-                        tests[module_name]['source_path']
-                    )
-                    add_import_once = False
-                self._add_uuid_to_test(
-                    patcher, tests[module_name]['tests'][test_name],
-                    tests[module_name]['source_path'])
-        patcher.apply_patches()
-
-
-def run():
-    parser = argparse.ArgumentParser()
-    parser.add_argument('--package', action='store', dest='package',
-                        default='tempest', type=str,
-                        help='Package with tests')
-    parser.add_argument('--fix', action='store_true', dest='fix_tests',
-                        help='Attempt to fix tests without UUIDs')
-    args = parser.parse_args()
-    sys.path.append(os.path.join(os.path.dirname(__file__), '..'))
-    pkg = importlib.import_module(args.package)
-    checker = TestChecker(pkg)
-    errors = False
-    tests = checker.get_tests()
-    untagged = checker.find_untagged(tests)
-    errors = checker.report_collisions(tests) or errors
-    if args.fix_tests and untagged:
-        checker.fix_tests(untagged)
-    else:
-        errors = checker.report_untagged(untagged) or errors
-    if errors:
-        sys.exit("@test.idempotent_id existence and uniqueness checks failed\n"
-                 "Run 'tox -v -euuidgen' to automatically fix tests with\n"
-                 "missing @test.idempotent_id decorators.")
-
-if __name__ == '__main__':
-    run()
diff --git a/tools/colorizer.py b/tools/colorizer.py
deleted file mode 100755
index e7152f2..0000000
--- a/tools/colorizer.py
+++ /dev/null
@@ -1,332 +0,0 @@
-#!/usr/bin/env python
-
-# Copyright (c) 2013, Nebula, Inc.
-# Copyright 2010 United States Government as represented by the
-# Administrator of the National Aeronautics and Space Administration.
-# All Rights Reserved.
-#
-#    Licensed under the Apache License, Version 2.0 (the "License"); you may
-#    not use this file except in compliance with the License. You may obtain
-#    a copy of the License at
-#
-#         http://www.apache.org/licenses/LICENSE-2.0
-#
-#    Unless required by applicable law or agreed to in writing, software
-#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-#    License for the specific language governing permissions and limitations
-#    under the License.
-#
-# Colorizer Code is borrowed from Twisted:
-# Copyright (c) 2001-2010 Twisted Matrix Laboratories.
-#
-#    Permission is hereby granted, free of charge, to any person obtaining
-#    a copy of this software and associated documentation files (the
-#    "Software"), to deal in the Software without restriction, including
-#    without limitation the rights to use, copy, modify, merge, publish,
-#    distribute, sublicense, and/or sell copies of the Software, and to
-#    permit persons to whom the Software is furnished to do so, subject to
-#    the following conditions:
-#
-#    The above copyright notice and this permission notice shall be
-#    included in all copies or substantial portions of the Software.
-#
-#    THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
-#    EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-#    MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
-#    NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
-#    LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
-#    OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
-#    WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-"""Display a subunit stream through a colorized unittest test runner."""
-
-import heapq
-import sys
-import unittest
-
-import subunit
-import testtools
-
-
-class _AnsiColorizer(object):
-    """
-    A colorizer is an object that loosely wraps around a stream, allowing
-    callers to write text to the stream in a particular color.
-
-    Colorizer classes must implement C{supported()} and C{write(text, color)}.
-    """
-    _colors = dict(black=30, red=31, green=32, yellow=33,
-                   blue=34, magenta=35, cyan=36, white=37)
-
-    def __init__(self, stream):
-        self.stream = stream
-
-    def supported(cls, stream=sys.stdout):
-        """
-        A class method that returns True if the current platform supports
-        coloring terminal output using this method. Returns False otherwise.
-        """
-        if not stream.isatty():
-            return False  # auto color only on TTYs
-        try:
-            import curses
-        except ImportError:
-            return False
-        else:
-            try:
-                try:
-                    return curses.tigetnum("colors") > 2
-                except curses.error:
-                    curses.setupterm()
-                    return curses.tigetnum("colors") > 2
-            except Exception:
-                # guess false in case of error
-                return False
-    supported = classmethod(supported)
-
-    def write(self, text, color):
-        """
-        Write the given text to the stream in the given color.
-
-        @param text: Text to be written to the stream.
-
-        @param color: A string label for a color. e.g. 'red', 'white'.
-        """
-        color = self._colors[color]
-        self.stream.write('\x1b[%s;1m%s\x1b[0m' % (color, text))
-
-
-class _Win32Colorizer(object):
-    """
-    See _AnsiColorizer docstring.
-    """
-    def __init__(self, stream):
-        import win32console
-        red, green, blue, bold = (win32console.FOREGROUND_RED,
-                                  win32console.FOREGROUND_GREEN,
-                                  win32console.FOREGROUND_BLUE,
-                                  win32console.FOREGROUND_INTENSITY)
-        self.stream = stream
-        self.screenBuffer = win32console.GetStdHandle(
-            win32console.STD_OUT_HANDLE)
-        self._colors = {'normal': red | green | blue,
-                        'red': red | bold,
-                        'green': green | bold,
-                        'blue': blue | bold,
-                        'yellow': red | green | bold,
-                        'magenta': red | blue | bold,
-                        'cyan': green | blue | bold,
-                        'white': red | green | blue | bold}
-
-    def supported(cls, stream=sys.stdout):
-        try:
-            import win32console
-            screenBuffer = win32console.GetStdHandle(
-                win32console.STD_OUT_HANDLE)
-        except ImportError:
-            return False
-        import pywintypes
-        try:
-            screenBuffer.SetConsoleTextAttribute(
-                win32console.FOREGROUND_RED |
-                win32console.FOREGROUND_GREEN |
-                win32console.FOREGROUND_BLUE)
-        except pywintypes.error:
-            return False
-        else:
-            return True
-    supported = classmethod(supported)
-
-    def write(self, text, color):
-        color = self._colors[color]
-        self.screenBuffer.SetConsoleTextAttribute(color)
-        self.stream.write(text)
-        self.screenBuffer.SetConsoleTextAttribute(self._colors['normal'])
-
-
-class _NullColorizer(object):
-    """
-    See _AnsiColorizer docstring.
-    """
-    def __init__(self, stream):
-        self.stream = stream
-
-    def supported(cls, stream=sys.stdout):
-        return True
-    supported = classmethod(supported)
-
-    def write(self, text, color):
-        self.stream.write(text)
-
-
-def get_elapsed_time_color(elapsed_time):
-    if elapsed_time > 1.0:
-        return 'red'
-    elif elapsed_time > 0.25:
-        return 'yellow'
-    else:
-        return 'green'
-
-
-class NovaTestResult(testtools.TestResult):
-    def __init__(self, stream, descriptions, verbosity):
-        super(NovaTestResult, self).__init__()
-        self.stream = stream
-        self.showAll = verbosity > 1
-        self.num_slow_tests = 10
-        self.slow_tests = []  # this is a fixed-sized heap
-        self.colorizer = None
-        # NOTE(vish): reset stdout for the terminal check
-        stdout = sys.stdout
-        sys.stdout = sys.__stdout__
-        for colorizer in [_Win32Colorizer, _AnsiColorizer, _NullColorizer]:
-            if colorizer.supported():
-                self.colorizer = colorizer(self.stream)
-                break
-        sys.stdout = stdout
-        self.start_time = None
-        self.last_time = {}
-        self.results = {}
-        self.last_written = None
-
-    def _writeElapsedTime(self, elapsed):
-        color = get_elapsed_time_color(elapsed)
-        self.colorizer.write("  %.2f" % elapsed, color)
-
-    def _addResult(self, test, *args):
-        try:
-            name = test.id()
-        except AttributeError:
-            name = 'Unknown.unknown'
-        test_class, test_name = name.rsplit('.', 1)
-
-        elapsed = (self._now() - self.start_time).total_seconds()
-        item = (elapsed, test_class, test_name)
-        if len(self.slow_tests) >= self.num_slow_tests:
-            heapq.heappushpop(self.slow_tests, item)
-        else:
-            heapq.heappush(self.slow_tests, item)
-
-        self.results.setdefault(test_class, [])
-        self.results[test_class].append((test_name, elapsed) + args)
-        self.last_time[test_class] = self._now()
-        self.writeTests()
-
-    def _writeResult(self, test_name, elapsed, long_result, color,
-                     short_result, success):
-        if self.showAll:
-            self.stream.write('    %s' % str(test_name).ljust(66))
-            self.colorizer.write(long_result, color)
-            if success:
-                self._writeElapsedTime(elapsed)
-            self.stream.writeln()
-        else:
-            self.colorizer.write(short_result, color)
-
-    def addSuccess(self, test):
-        super(NovaTestResult, self).addSuccess(test)
-        self._addResult(test, 'OK', 'green', '.', True)
-
-    def addFailure(self, test, err):
-        if test.id() == 'process-returncode':
-            return
-        super(NovaTestResult, self).addFailure(test, err)
-        self._addResult(test, 'FAIL', 'red', 'F', False)
-
-    def addError(self, test, err):
-        super(NovaTestResult, self).addFailure(test, err)
-        self._addResult(test, 'ERROR', 'red', 'E', False)
-
-    def addSkip(self, test, reason=None, details=None):
-        super(NovaTestResult, self).addSkip(test, reason, details)
-        self._addResult(test, 'SKIP', 'blue', 'S', True)
-
-    def startTest(self, test):
-        self.start_time = self._now()
-        super(NovaTestResult, self).startTest(test)
-
-    def writeTestCase(self, cls):
-        if not self.results.get(cls):
-            return
-        if cls != self.last_written:
-            self.colorizer.write(cls, 'white')
-            self.stream.writeln()
-        for result in self.results[cls]:
-            self._writeResult(*result)
-        del self.results[cls]
-        self.stream.flush()
-        self.last_written = cls
-
-    def writeTests(self):
-        time = self.last_time.get(self.last_written, self._now())
-        if not self.last_written or (self._now() - time).total_seconds() > 2.0:
-            diff = 3.0
-            while diff > 2.0:
-                classes = self.results.keys()
-                oldest = min(classes, key=lambda x: self.last_time[x])
-                diff = (self._now() - self.last_time[oldest]).total_seconds()
-                self.writeTestCase(oldest)
-        else:
-            self.writeTestCase(self.last_written)
-
-    def done(self):
-        self.stopTestRun()
-
-    def stopTestRun(self):
-        for cls in list(self.results.iterkeys()):
-            self.writeTestCase(cls)
-        self.stream.writeln()
-        self.writeSlowTests()
-
-    def writeSlowTests(self):
-        # Pare out 'fast' tests
-        slow_tests = [item for item in self.slow_tests
-                      if get_elapsed_time_color(item[0]) != 'green']
-        if slow_tests:
-            slow_total_time = sum(item[0] for item in slow_tests)
-            slow = ("Slowest %i tests took %.2f secs:"
-                    % (len(slow_tests), slow_total_time))
-            self.colorizer.write(slow, 'yellow')
-            self.stream.writeln()
-            last_cls = None
-            # sort by name
-            for elapsed, cls, name in sorted(slow_tests,
-                                             key=lambda x: x[1] + x[2]):
-                if cls != last_cls:
-                    self.colorizer.write(cls, 'white')
-                    self.stream.writeln()
-                last_cls = cls
-                self.stream.write('    %s' % str(name).ljust(68))
-                self._writeElapsedTime(elapsed)
-                self.stream.writeln()
-
-    def printErrors(self):
-        if self.showAll:
-            self.stream.writeln()
-        self.printErrorList('ERROR', self.errors)
-        self.printErrorList('FAIL', self.failures)
-
-    def printErrorList(self, flavor, errors):
-        for test, err in errors:
-            self.colorizer.write("=" * 70, 'red')
-            self.stream.writeln()
-            self.colorizer.write(flavor, 'red')
-            self.stream.writeln(": %s" % test.id())
-            self.colorizer.write("-" * 70, 'red')
-            self.stream.writeln()
-            self.stream.writeln("%s" % err)
-
-
-test = subunit.ProtocolTestCase(sys.stdin, passthrough=None)
-
-if sys.version_info[0:2] <= (2, 6):
-    runner = unittest.TextTestRunner(verbosity=2)
-else:
-    runner = unittest.TextTestRunner(verbosity=2, resultclass=NovaTestResult)
-
-if runner.run(test).wasSuccessful():
-    exit_code = 0
-else:
-    exit_code = 1
-sys.exit(exit_code)
diff --git a/tools/skip_tracker.py b/tools/skip_tracker.py
index 50f33eb..a47e217 100755
--- a/tools/skip_tracker.py
+++ b/tools/skip_tracker.py
@@ -40,7 +40,8 @@
 
 
 def find_skips(start=TESTDIR):
-    """
+    """Find skipped tests
+
     Returns a list of tuples (method, bug) that represent
     test methods that have been decorated to skip because of
     a particular bug.
@@ -67,9 +68,7 @@
 
 
 def find_skips_in_file(path):
-    """
-    Return the skip tuples in a test file
-    """
+    """Return the skip tuples in a test file"""
     BUG_RE = re.compile(r'\s*@.*skip_because\(bug=[\'"](\d+)[\'"]')
     DEF_RE = re.compile(r'\s*def (\w+)\(')
     bug_found = False
diff --git a/tools/use_tempest_lib.sh b/tools/use_tempest_lib.sh
new file mode 100755
index 0000000..ca62c4a
--- /dev/null
+++ b/tools/use_tempest_lib.sh
@@ -0,0 +1,141 @@
+#!/bin/bash
+#
+# Use this script to use interfaces/files from tempest-lib.
+# Many files have been migrated to tempest-lib and tempest has
+# its own copy too.
+# This script helps to remove those from tempest and make use of tempest-lib.
+# It adds the change-id of each file on which they were migrated in lib.
+# This should only be done for files which were migrated to lib with
+# "Migrated" in commit message as done by tempest-lib/tools/migrate_from_tempest.sh script.
+# "Migrated" keyword is used to fetch the migration commit history from lib.
+# To use:
+#  1. Create a new branch in the tempest repo so not to destroy your current
+#     working branch
+#  2. Run the script from the repo dir and specify the file paths relative to
+#     the root tempest dir(only code and unit tests):
+#
+#   tools/use_tempest_lib.sh.sh tempest/file1.py tempest/file2.py
+
+
+function usage {
+    echo "Usage: $0 [OPTION] file1 file2 .."
+    echo "Use files from tempest-lib"
+    echo -e "Input files should be tempest files with path. \n  Example- tempest/file1.py tempest/file2.py .."
+    echo ""
+    echo "-s, --service_client Specify if files are service clients."
+    echo "-u, --tempest_lib_git_url Specify the repo to clone tempest-lib from."
+}
+
+function check_all_files_valid {
+    failed=0
+    for file in $files; do
+        # Get the latest change-id for each file
+        latest_commit_id=`git log -n1 -- $file | grep "^commit" | awk '{print $2}'`
+        cd $tmpdir
+        filename=`basename $file`
+        lib_path=`find ./ -name $filename`
+        if [ -z $lib_path ]; then
+            echo "ERROR: $filename does not exist in tempest-lib."
+            failed=$(( failed + 1))
+            cd - > /dev/null
+            continue
+        fi
+        # Get the CHANGE_ID of tempest-lib patch where file was migrated
+        migration_change_id=`git log  -n1 --grep "Migrated" -- $lib_path | grep "Change-Id: " | awk '{print $2}'`
+        MIGRATION_IDS=`echo -e "$MIGRATION_IDS\n * $filename: $migration_change_id"`
+        # Get tempest CHANGE_ID of file which was migrated to lib
+        migrated_change_id=`git log  -n1 --grep "Migrated" -- $lib_path | grep "* $filename"`
+        migrated_change_id=${migrated_change_id#*:}
+        cd - > /dev/null
+        # Get the commit-id of tempest which was migrated to tempest-lib
+        migrated_commit_id=`git log --grep "$migrated_change_id" -- $file | grep "^commit" | awk '{print $2}'`
+        DIFF=$(git diff $latest_commit_id $migrated_commit_id $file)
+        if [ "$DIFF" != "" ]; then
+            echo "ERROR: $filename in tempest has been updated after migration to tempest-lib. First sync the file to tempest-lib."
+            failed=$(( failed + 1))
+        fi
+    done
+    if [[ $failed -gt 0 ]]; then
+        echo "$failed files had issues"
+        exit $failed
+    fi
+}
+
+set -e
+
+service_client=0
+file_list=''
+
+while [ $# -gt 0 ]; do
+    case "$1" in
+        -h|--help) usage; exit;;
+        -u|--tempest_lib_git_url) tempest_lib_git_url="$2"; shift;;
+        -s|--service_client) service_client=1;;
+        *) files="$files $1";;
+    esac
+    shift
+done
+
+if [ -z "$files" ]; then
+    usage; exit
+fi
+
+TEMPEST_LIB_GIT_URL=${tempest_lib_git_url:-git://git.openstack.org/openstack/tempest-lib}
+
+tmpdir=$(mktemp -d -t use-tempest-lib.XXXX)
+
+# Clone tempest-lib
+git clone $TEMPEST_LIB_GIT_URL $tmpdir
+
+# Checks all provided files are present in lib and
+# not updated in tempest after migration to lib.
+check_all_files_valid
+
+for file in $files; do
+    rm -f $file
+    tempest_dir=`pwd`
+    tempest_dir="$tempest_dir/tempest/"
+    tempest_dirname=`dirname $file`
+    lib_dirname=`echo $tempest_dirname | sed s@tempest\/@tempest_lib/\@`
+    # Convert tempest dirname to import string
+    tempest_import="${tempest_dirname//\//.}"
+    tempest_import=${tempest_import:2:${#tempest_import}}
+    if [ $service_client -eq 1 ]; then
+        # Remove /json path because tempest-lib supports JSON only without XML
+        lib_dirname=`echo $lib_dirname | sed s@\/json@@`
+    fi
+    # Convert tempest-lib dirname to import string
+    tempest_lib_import="${lib_dirname//\//.}"
+    tempest_lib_import=${tempest_lib_import:2:${#tempest_lib_import}}
+    module_name=`basename $file .py`
+    tempest_import1="from $tempest_import.$module_name"
+    tempest_lib_import1="from $tempest_lib_import.$module_name"
+    tempest_import2="from $tempest_import import $module_name"
+    tempest_lib_import2="from $tempest_lib_import import $module_name"
+    set +e
+    grep -rl "$tempest_import1" $tempest_dir | xargs sed -i'' s/"$tempest_import1"/"$tempest_lib_import1"/g 2> /dev/null
+    grep -rl "$tempest_import2" $tempest_dir | xargs sed -i'' s/"$tempest_import2"/"$tempest_lib_import2"/g 2> /dev/null
+    set -e
+    if [[ -z "$file_list" ]]; then
+        file_list="$module_name"
+    else
+        tmp_file_list="$file_list, $module_name"
+        char_size=`echo $tmp_file_list | wc -c`
+        if [ $char_size -lt 27 ]; then
+            file_list="$file_list, $module_name"
+        fi
+    fi
+done
+
+rm -rf $tmpdir
+echo "Completed. Run pep8 and fix error if any"
+
+git add -A tempest/
+# Generate a migration commit
+commit_message="Use $file_list from tempest-lib"
+pre_list=$"The files below have been migrated to tempest-lib\n"
+pre_list=`echo -e $pre_list`
+post_list=$"Now Tempest-lib provides those as stable interfaces. So Tempest should\nstart using those from lib and remove its own copy."
+post_list=`echo -e $post_list`
+
+git commit -m "$commit_message" -m "$pre_list" -m "$MIGRATION_IDS" -m "$post_list"
diff --git a/tox.ini b/tox.ini
index 09c8626..41eece1 100644
--- a/tox.ini
+++ b/tox.ini
@@ -55,7 +55,7 @@
 setenv = {[tempestenv]setenv}
 deps = {[tempestenv]deps}
 # The regex below is used to select which tests to run and exclude the slow tag:
-# See the testrepostiory bug: https://bugs.launchpad.net/testrepository/+bug/1208610
+# See the testrepository bug: https://bugs.launchpad.net/testrepository/+bug/1208610
 commands =
   find . -type f -name "*.pyc" -delete
   bash tools/pretty_tox.sh '(?!.*\[.*\bslow\b.*\])(^tempest\.(api|scenario|thirdparty)) {posargs}'
@@ -65,7 +65,7 @@
 setenv = {[tempestenv]setenv}
 deps = {[tempestenv]deps}
 # The regex below is used to select which tests to run and exclude the slow tag:
-# See the testrepostiory bug: https://bugs.launchpad.net/testrepository/+bug/1208610
+# See the testrepository bug: https://bugs.launchpad.net/testrepository/+bug/1208610
 commands =
   find . -type f -name "*.pyc" -delete
   bash tools/pretty_tox_serial.sh '(?!.*\[.*\bslow\b.*\])(^tempest\.(api|scenario|thirdparty)) {posargs}'
@@ -114,11 +114,11 @@
 [testenv:pep8]
 commands =
    flake8 {posargs}
-   python tools/check_uuid.py
+   check-uuid
 
 [testenv:uuidgen]
 commands =
-   python tools/check_uuid.py --fix
+   check-uuid --fix
 
 [hacking]
 local-check-factory = tempest.hacking.checks.factory
@@ -129,6 +129,6 @@
 # E123 skipped because it is ignored by default in the default pep8
 # E129 skipped because it is too limiting when combined with other rules
 # Skipped because of new hacking 0.9: H405
-ignore = E125,E123,E129,H404,H405
+ignore = E125,E123,E129
 show-source = True
 exclude = .git,.venv,.tox,dist,doc,openstack,*egg