diff --git a/.coveragerc b/.coveragerc
new file mode 100644
index 0000000..c9b6467
--- /dev/null
+++ b/.coveragerc
@@ -0,0 +1,4 @@
+[run]
+branch = True
+source = tempest
+omit = tempest/tests/*,tempest/openstack/*
diff --git a/.gitignore b/.gitignore
index 28a9b9c..1777cb9 100644
--- a/.gitignore
+++ b/.gitignore
@@ -16,4 +16,5 @@
 build
 .testrepository
 .coverage*
+!.coveragerc
 cover/
diff --git a/.testr.conf b/.testr.conf
index abaf14a..4f6e0b3 100644
--- a/.testr.conf
+++ b/.testr.conf
@@ -2,6 +2,7 @@
 test_command=OS_STDOUT_CAPTURE=${OS_STDOUT_CAPTURE:-1} \
              OS_STDERR_CAPTURE=${OS_STDERR_CAPTURE:-1} \
              OS_TEST_TIMEOUT=${OS_TEST_TIMEOUT:-500} \
+             OS_TEST_LOCK_PATH=${OS_TEST_LOCK_PATH:-${TMPDIR:-'/tmp'}} \
              ${PYTHON:-python} -m subunit.run discover -t ./ ${OS_TEST_PATH:-./tempest/test_discover} $LISTOPT $IDOPTION
 test_id_option=--load-list $IDFILE
 test_list_option=--list
diff --git a/etc/tempest.conf.sample b/etc/tempest.conf.sample
index 761a077..87f08f4 100644
--- a/etc/tempest.conf.sample
+++ b/etc/tempest.conf.sample
@@ -954,6 +954,9 @@
 # Runs Cinder volumes backup test (boolean value)
 #backup=true
 
+# Runs Cinder volume snapshot test (boolean value)
+#snapshot=true
+
 # A list of enabled volume extensions with a special entry all
 # which indicates every extension is enabled (list value)
 #api_extensions=all
diff --git a/requirements.txt b/requirements.txt
index a18b092..3521df0 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,7 +8,7 @@
 paramiko>=1.9.0
 netaddr>=0.7.6
 python-glanceclient>=0.9.0
-python-keystoneclient>=0.6.0
+python-keystoneclient>=0.7.0
 python-novaclient>=2.17.0
 python-neutronclient>=2.3.4,<3
 python-cinderclient>=1.0.6
diff --git a/tempest/api/compute/admin/test_flavors.py b/tempest/api/compute/admin/test_flavors.py
index 759585e..111ac9c 100644
--- a/tempest/api/compute/admin/test_flavors.py
+++ b/tempest/api/compute/admin/test_flavors.py
@@ -170,7 +170,6 @@
                 flag = True
         self.assertTrue(flag)
 
-    @test.skip_because(bug='1286297')
     @test.attr(type='gate')
     def test_list_non_public_flavor(self):
         # Create a flavor with os-flavor-access:is_public false.
diff --git a/tempest/api/compute/admin/test_flavors_access.py b/tempest/api/compute/admin/test_flavors_access.py
index aa0138f..193d415 100644
--- a/tempest/api/compute/admin/test_flavors_access.py
+++ b/tempest/api/compute/admin/test_flavors_access.py
@@ -46,7 +46,6 @@
         cls.vcpus = 1
         cls.disk = 10
 
-    @test.skip_because(bug='1286297')
     @test.attr(type='gate')
     def test_flavor_access_list_with_private_flavor(self):
         # Test to make sure that list flavor access on a newly created
diff --git a/tempest/api/compute/security_groups/test_security_groups.py b/tempest/api/compute/security_groups/test_security_groups.py
index 538ebc6..3736f28 100644
--- a/tempest/api/compute/security_groups/test_security_groups.py
+++ b/tempest/api/compute/security_groups/test_security_groups.py
@@ -61,8 +61,11 @@
     @test.attr(type='smoke')
     def test_security_group_create_get_delete(self):
         # Security Group should be created, fetched and deleted
-        s_name = data_utils.rand_name('securitygroup-')
+        # with char space between name along with
+        # leading and trailing spaces
+        s_name = ' %s ' % data_utils.rand_name('securitygroup ')
         resp, securitygroup = self.create_security_group(name=s_name)
+        self.assertEqual(200, resp.status)
         self.assertIn('name', securitygroup)
         securitygroup_name = securitygroup['name']
         self.assertEqual(securitygroup_name, s_name,
diff --git a/tempest/api/identity/admin/test_roles.py b/tempest/api/identity/admin/test_roles.py
index 81bc5de..307e21d 100644
--- a/tempest/api/identity/admin/test_roles.py
+++ b/tempest/api/identity/admin/test_roles.py
@@ -77,6 +77,18 @@
         self.assertFalse(any(found))
 
     @test.attr(type='gate')
+    def test_get_role_by_id(self):
+        # Get a role by its id
+        self.data.setup_test_role()
+        role_id = self.data.role['id']
+        role_name = self.data.role['name']
+        resp, body = self.client.get_role(role_id)
+        self.assertIn('status', resp)
+        self.assertTrue('200', resp['status'])
+        self.assertEqual(role_id, body['id'])
+        self.assertEqual(role_name, body['name'])
+
+    @test.attr(type='gate')
     def test_assign_user_role(self):
         # Assign a role to a user on a tenant
         (user, tenant, role) = self._get_role_params()
diff --git a/tempest/api/identity/admin/test_services.py b/tempest/api/identity/admin/test_services.py
index 459c44c..b0e6cdb 100644
--- a/tempest/api/identity/admin/test_services.py
+++ b/tempest/api/identity/admin/test_services.py
@@ -66,6 +66,20 @@
         self.assertEqual(fetched_service['description'],
                          service_data['description'])
 
+    @attr(type='gate')
+    def test_create_service_without_description(self):
+        # Create a service only with name and type
+        name = data_utils.rand_name('service-')
+        type = data_utils.rand_name('type--')
+        resp, service = self.client.create_service(name, type)
+        self.assertIn('id', service)
+        self.assertTrue('200', resp['status'])
+        self.addCleanup(self._del_service, service['id'])
+        self.assertIn('name', service)
+        self.assertEqual(name, service['name'])
+        self.assertIn('type', service)
+        self.assertEqual(type, service['type'])
+
     @attr(type='smoke')
     def test_list_services(self):
         # Create, List, Verify and Delete Services
diff --git a/tempest/api/identity/admin/v3/test_tokens.py b/tempest/api/identity/admin/v3/test_tokens.py
index 9629213..ebc1cac 100644
--- a/tempest/api/identity/admin/v3/test_tokens.py
+++ b/tempest/api/identity/admin/v3/test_tokens.py
@@ -33,15 +33,15 @@
         resp, user = self.client.create_user(
             u_name, description=u_desc, password=u_password,
             email=u_email)
-        self.assertTrue(resp['status'].startswith('2'))
+        self.assertEqual(201, resp.status)
         self.addCleanup(self.client.delete_user, user['id'])
         # Perform Authentication
         resp, body = self.token.auth(user['id'], u_password)
-        self.assertEqual(resp['status'], '201')
+        self.assertEqual(201, resp.status)
         subject_token = resp['x-subject-token']
         # Perform GET Token
         resp, token_details = self.client.get_token(subject_token)
-        self.assertEqual(resp['status'], '200')
+        self.assertEqual(200, resp.status)
         self.assertEqual(resp['x-subject-token'], subject_token)
         self.assertEqual(token_details['user']['id'], user['id'])
         self.assertEqual(token_details['user']['name'], u_name)
@@ -50,6 +50,115 @@
         self.assertRaises(exceptions.NotFound, self.client.get_token,
                           subject_token)
 
+    @attr(type='gate')
+    def test_rescope_token(self):
+        """Rescope a token.
+
+        An unscoped token can be requested, that token can be used to request a
+        scoped token. The scoped token can be revoked, and the original token
+        used to get a token in a different project.
+
+        """
+
+        # Create a user.
+        user_name = data_utils.rand_name(name='user-')
+        user_password = data_utils.rand_name(name='pass-')
+        resp, user = self.client.create_user(user_name, password=user_password)
+        self.assertEqual(201, resp.status)
+        self.addCleanup(self.client.delete_user, user['id'])
+
+        # Create a couple projects
+        project1_name = data_utils.rand_name(name='project-')
+        resp, project1 = self.client.create_project(project1_name)
+        self.assertEqual(201, resp.status)
+        self.addCleanup(self.client.delete_project, project1['id'])
+
+        project2_name = data_utils.rand_name(name='project-')
+        resp, project2 = self.client.create_project(project2_name)
+        self.assertEqual(201, resp.status)
+        self.addCleanup(self.client.delete_project, project2['id'])
+
+        # Create a role
+        role_name = data_utils.rand_name(name='role-')
+        resp, role = self.client.create_role(role_name)
+        self.assertEqual(201, resp.status)
+        self.addCleanup(self.client.delete_role, role['id'])
+
+        # Grant the user the role on both projects.
+        resp, _ = self.client.assign_user_role(project1['id'], user['id'],
+                                               role['id'])
+        self.assertEqual(204, resp.status)
+
+        resp, _ = self.client.assign_user_role(project2['id'], user['id'],
+                                               role['id'])
+        self.assertEqual(204, resp.status)
+
+        # Get an unscoped token.
+        resp, token_auth = self.token.auth(user=user['id'],
+                                           password=user_password)
+        self.assertEqual(201, resp.status)
+
+        token_id = resp['x-subject-token']
+        orig_expires_at = token_auth['token']['expires_at']
+        orig_issued_at = token_auth['token']['issued_at']
+        orig_user = token_auth['token']['user']
+
+        self.assertIsInstance(token_auth['token']['expires_at'], unicode)
+        self.assertIsInstance(token_auth['token']['issued_at'], unicode)
+        self.assertEqual(['password'], token_auth['token']['methods'])
+        self.assertEqual(user['id'], token_auth['token']['user']['id'])
+        self.assertEqual(user['name'], token_auth['token']['user']['name'])
+        self.assertEqual('default',
+                         token_auth['token']['user']['domain']['id'])
+        self.assertEqual('Default',
+                         token_auth['token']['user']['domain']['name'])
+        self.assertNotIn('catalog', token_auth['token'])
+        self.assertNotIn('project', token_auth['token'])
+        self.assertNotIn('roles', token_auth['token'])
+
+        # Use the unscoped token to get a scoped token.
+        resp, token_auth = self.token.auth(token=token_id,
+                                           tenant=project1_name,
+                                           domain='Default')
+        token1_id = resp['x-subject-token']
+        self.assertEqual(201, resp.status)
+
+        self.assertEqual(orig_expires_at, token_auth['token']['expires_at'],
+                         'Expiration time should match original token')
+        self.assertIsInstance(token_auth['token']['issued_at'], unicode)
+        self.assertNotEqual(orig_issued_at, token_auth['token']['issued_at'])
+        self.assertEqual(set(['password', 'token']),
+                         set(token_auth['token']['methods']))
+        self.assertEqual(orig_user, token_auth['token']['user'],
+                         'User should match original token')
+        self.assertIsInstance(token_auth['token']['catalog'], list)
+        self.assertEqual(project1['id'],
+                         token_auth['token']['project']['id'])
+        self.assertEqual(project1['name'],
+                         token_auth['token']['project']['name'])
+        self.assertEqual('default',
+                         token_auth['token']['project']['domain']['id'])
+        self.assertEqual('Default',
+                         token_auth['token']['project']['domain']['name'])
+        self.assertEqual(1, len(token_auth['token']['roles']))
+        self.assertEqual(role['id'], token_auth['token']['roles'][0]['id'])
+        self.assertEqual(role['name'], token_auth['token']['roles'][0]['name'])
+
+        # Revoke the unscoped token.
+        resp, _ = self.client.delete_token(token1_id)
+        self.assertEqual(204, resp.status)
+
+        # Now get another scoped token using the unscoped token.
+        resp, token_auth = self.token.auth(token=token_id,
+                                           tenant=project2_name,
+                                           domain='Default')
+        self.assertEqual(201, resp.status)
+
+        self.assertEqual(project2['id'],
+                         token_auth['token']['project']['id'])
+        self.assertEqual(project2['name'],
+                         token_auth['token']['project']['name'])
+
 
 class TokensV3TestXML(TokensV3TestJSON):
     _interface = 'xml'
diff --git a/tempest/api/image/v1/test_images.py b/tempest/api/image/v1/test_images.py
index 517123d..8466c7b 100644
--- a/tempest/api/image/v1/test_images.py
+++ b/tempest/api/image/v1/test_images.py
@@ -109,6 +109,7 @@
     """
 
     @classmethod
+    @test.safe_setup
     def setUpClass(cls):
         super(ListImagesTest, cls).setUpClass()
         # We add a few images here to test the listing functionality of
@@ -244,6 +245,7 @@
 
 class ListSnapshotImagesTest(base.BaseV1ImageTest):
     @classmethod
+    @test.safe_setup
     def setUpClass(cls):
         super(ListSnapshotImagesTest, cls).setUpClass()
         if not CONF.compute_feature_enabled.api_v3:
@@ -268,7 +270,7 @@
 
     @classmethod
     def tearDownClass(cls):
-        for server in cls.servers:
+        for server in getattr(cls, "servers", []):
             cls.servers_client.delete_server(server['id'])
         super(ListSnapshotImagesTest, cls).tearDownClass()
 
diff --git a/tempest/api/image/v2/test_images.py b/tempest/api/image/v2/test_images.py
index abde8f7..2592409 100644
--- a/tempest/api/image/v2/test_images.py
+++ b/tempest/api/image/v2/test_images.py
@@ -135,6 +135,7 @@
     """
 
     @classmethod
+    @test.safe_setup
     def setUpClass(cls):
         super(ListImagesTest, cls).setUpClass()
         # We add a few images here to test the listing functionality of
diff --git a/tempest/api/network/admin/test_dhcp_agent_scheduler.py b/tempest/api/network/admin/test_dhcp_agent_scheduler.py
index 0e601d1..13ae1c0 100644
--- a/tempest/api/network/admin/test_dhcp_agent_scheduler.py
+++ b/tempest/api/network/admin/test_dhcp_agent_scheduler.py
@@ -59,17 +59,31 @@
         return network_id in network_ids
 
     @test.attr(type='smoke')
-    def test_remove_network_from_dhcp_agent(self):
+    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.remove(self.port)
-        resp, body = self.admin_client.list_dhcp_agent_hosting_network(
-            self.network['id'])
+        agent = dict()
+        agent['agent_type'] = None
+        resp, body = self.admin_client.list_agents()
         agents = body['agents']
-        self.assertIsNotNone(agents)
-        # Get an agent.
-        agent = agents[0]
-        network_id = self.network['id']
+        for a in agents:
+            if a['agent_type'] == 'DHCP agent':
+                agent = a
+                break
+        self.assertEqual(agent['agent_type'], 'DHCP agent', 'Could not find '
+                         'DHCP agent in agent list though dhcp_agent_scheduler'
+                         ' is enabled.')
+        network = self.create_network()
+        network_id = network['id']
+        if self._check_network_in_dhcp_agent(network_id, agent):
+            self._remove_network_from_dhcp_agent(network_id, agent)
+            self._add_dhcp_agent_to_network(network_id, agent)
+        else:
+            self._add_dhcp_agent_to_network(network_id, agent)
+            self._remove_network_from_dhcp_agent(network_id, agent)
+
+    def _remove_network_from_dhcp_agent(self, network_id, agent):
         resp, body = self.admin_client.remove_network_from_dhcp_agent(
             agent_id=agent['id'],
             network_id=network_id)
@@ -77,6 +91,13 @@
         self.assertFalse(self._check_network_in_dhcp_agent(
             network_id, agent))
 
+    def _add_dhcp_agent_to_network(self, network_id, agent):
+        resp, body = self.admin_client.add_dhcp_agent_to_network(
+            agent['id'], network_id)
+        self.assertEqual(resp['status'], '201')
+        self.assertTrue(self._check_network_in_dhcp_agent(
+            network_id, agent))
+
 
 class DHCPAgentSchedulersTestXML(DHCPAgentSchedulersTestJSON):
     _interface = 'xml'
diff --git a/tempest/api/orchestration/base.py b/tempest/api/orchestration/base.py
index 9bf9568..ab0fb7c 100644
--- a/tempest/api/orchestration/base.py
+++ b/tempest/api/orchestration/base.py
@@ -10,6 +10,8 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
+import os.path
+
 from tempest import clients
 from tempest.common.utils import data_utils
 from tempest import config
@@ -28,18 +30,17 @@
     @classmethod
     def setUpClass(cls):
         super(BaseOrchestrationTest, cls).setUpClass()
-        os = clients.OrchestrationManager()
+        cls.os = clients.OrchestrationManager()
         if not CONF.service_available.heat:
             raise cls.skipException("Heat support is required")
         cls.build_timeout = CONF.orchestration.build_timeout
         cls.build_interval = CONF.orchestration.build_interval
 
-        cls.os = os
-        cls.orchestration_client = os.orchestration_client
-        cls.client = os.orchestration_client
-        cls.servers_client = os.servers_client
-        cls.keypairs_client = os.keypairs_client
-        cls.network_client = os.network_client
+        cls.orchestration_client = cls.os.orchestration_client
+        cls.client = cls.orchestration_client
+        cls.servers_client = cls.os.servers_client
+        cls.keypairs_client = cls.os.keypairs_client
+        cls.network_client = cls.os.network_client
         cls.stacks = []
         cls.keypairs = []
 
@@ -55,8 +56,8 @@
         """
         Returns an instance of the Identity Admin API client
         """
-        os = clients.AdminManager(interface=cls._interface)
-        admin_client = os.identity_client
+        manager = clients.AdminManager(interface=cls._interface)
+        admin_client = manager.identity_client
         return admin_client
 
     @classmethod
@@ -101,6 +102,16 @@
                 pass
 
     @classmethod
+    def load_template(cls, name, ext='yaml'):
+        loc = ["tempest", "api", "orchestration",
+               "stacks", "templates", "%s.%s" % (name, ext)]
+        fullpath = os.path.join(*loc)
+
+        with open(fullpath, "r") as f:
+            content = f.read()
+            return content
+
+    @classmethod
     def tearDownClass(cls):
         cls.clear_stacks()
         cls.clear_keypairs()
diff --git a/tempest/api/orchestration/stacks/templates/cfn_init_signal.yaml b/tempest/api/orchestration/stacks/templates/cfn_init_signal.yaml
new file mode 100644
index 0000000..23ad06f
--- /dev/null
+++ b/tempest/api/orchestration/stacks/templates/cfn_init_signal.yaml
@@ -0,0 +1,80 @@
+HeatTemplateFormatVersion: '2012-12-12'
+Description: |
+  Template which uses a wait condition to confirm that a minimal
+  cfn-init and cfn-signal has worked
+Parameters:
+  key_name:
+    Type: String
+  flavor:
+    Type: String
+  image:
+    Type: String
+  network:
+    Type: String
+Resources:
+  CfnUser:
+    Type: AWS::IAM::User
+  SmokeSecurityGroup:
+    Type: AWS::EC2::SecurityGroup
+    Properties:
+      GroupDescription: Enable only ping and SSH access
+      SecurityGroupIngress:
+      - {CidrIp: 0.0.0.0/0, FromPort: '-1', IpProtocol: icmp, ToPort: '-1'}
+      - {CidrIp: 0.0.0.0/0, FromPort: '22', IpProtocol: tcp, ToPort: '22'}
+  SmokeKeys:
+    Type: AWS::IAM::AccessKey
+    Properties:
+      UserName: {Ref: CfnUser}
+  SmokeServer:
+    Type: OS::Nova::Server
+    Metadata:
+      AWS::CloudFormation::Init:
+        config:
+          files:
+            /tmp/smoke-status:
+              content: smoke test complete
+            /etc/cfn/cfn-credentials:
+              content:
+                Fn::Replace:
+                - SmokeKeys: {Ref: SmokeKeys}
+                  SecretAccessKey:
+                    'Fn::GetAtt': [SmokeKeys, SecretAccessKey]
+                - |
+                  AWSAccessKeyId=SmokeKeys
+                  AWSSecretKey=SecretAccessKey
+              mode: '000400'
+              owner: root
+              group: root
+    Properties:
+      image: {Ref: image}
+      flavor: {Ref: flavor}
+      key_name: {Ref: key_name}
+      security_groups:
+      - {Ref: SmokeSecurityGroup}
+      networks:
+      - uuid: {Ref: network}
+      user_data:
+        Fn::Replace:
+        - WaitHandle: {Ref: WaitHandle}
+        - |
+          #!/bin/bash -v
+          /opt/aws/bin/cfn-init
+          /opt/aws/bin/cfn-signal -e 0 --data "`cat /tmp/smoke-status`" \
+              "WaitHandle"
+  WaitHandle:
+    Type: AWS::CloudFormation::WaitConditionHandle
+  WaitCondition:
+    Type: AWS::CloudFormation::WaitCondition
+    DependsOn: SmokeServer
+    Properties:
+      Handle: {Ref: WaitHandle}
+      Timeout: '600'
+Outputs:
+  WaitConditionStatus:
+    Description: Contents of /tmp/smoke-status on SmokeServer
+    Value:
+      Fn::GetAtt: [WaitCondition, Data]
+  SmokeServerIp:
+    Description: IP address of server
+    Value:
+      Fn::GetAtt: [SmokeServer, first_address]
diff --git a/tempest/api/orchestration/stacks/templates/neutron_basic.yaml b/tempest/api/orchestration/stacks/templates/neutron_basic.yaml
new file mode 100644
index 0000000..9d90e31
--- /dev/null
+++ b/tempest/api/orchestration/stacks/templates/neutron_basic.yaml
@@ -0,0 +1,68 @@
+heat_template_version: '2013-05-23'
+description: |
+  Template which creates single EC2 instance
+parameters:
+  KeyName:
+    type: string
+  InstanceType:
+    type: string
+  ImageId:
+    type: string
+  ExternalRouterId:
+    type: string
+  ExternalNetworkId:
+    type: string
+resources:
+  Network:
+    type: OS::Neutron::Net
+    properties:
+      name: NewNetwork
+  Subnet:
+    type: OS::Neutron::Subnet
+    properties:
+      network_id: {Ref: Network}
+      name: NewSubnet
+      ip_version: 4
+      cidr: 10.0.3.0/24
+      dns_nameservers: ["8.8.8.8"]
+      allocation_pools:
+      - {end: 10.0.3.150, start: 10.0.3.20}
+  Router:
+    type: OS::Neutron::Router
+    properties:
+      name: NewRouter
+      admin_state_up: false
+      external_gateway_info:
+        network: {get_param: ExternalNetworkId}
+        enable_snat: false
+  RouterInterface:
+    type: OS::Neutron::RouterInterface
+    properties:
+      router_id: {get_param: ExternalRouterId}
+      subnet_id: {get_resource: Subnet}
+  Server:
+    type: AWS::EC2::Instance
+    metadata:
+      Name: SmokeServerNeutron
+    properties:
+      ImageId: {get_param: ImageId}
+      InstanceType: {get_param: InstanceType}
+      KeyName: {get_param: KeyName}
+      SubnetId: {get_resource: Subnet}
+      UserData:
+        str_replace:
+          template: |
+            #!/bin/bash -v
+
+            /opt/aws/bin/cfn-signal -e 0 -r "SmokeServerNeutron created" \
+            'wait_handle'
+          params:
+            wait_handle: {get_resource: WaitHandleNeutron}
+  WaitHandleNeutron:
+    type: AWS::CloudFormation::WaitConditionHandle
+  WaitCondition:
+    type: AWS::CloudFormation::WaitCondition
+    depends_on: Server
+    properties:
+      Handle: {get_resource: WaitHandleNeutron}
+      Timeout: '600'
diff --git a/tempest/api/orchestration/stacks/templates/non_empty_stack.yaml b/tempest/api/orchestration/stacks/templates/non_empty_stack.yaml
new file mode 100644
index 0000000..58a934e
--- /dev/null
+++ b/tempest/api/orchestration/stacks/templates/non_empty_stack.yaml
@@ -0,0 +1,32 @@
+HeatTemplateFormatVersion: '2012-12-12'
+Description: |
+  Template which creates some simple resources
+Parameters:
+  trigger:
+    Type: String
+    Default: not_yet
+Resources:
+  fluffy:
+    Type: AWS::AutoScaling::LaunchConfiguration
+    Metadata:
+      kittens:
+      - Tom
+      - Stinky
+    Properties:
+      ImageId: not_used
+      InstanceType: not_used
+      UserData:
+        Fn::Replace:
+        - variable_a: {Ref: trigger}
+          variable_b: bee
+        - |
+          A == variable_a
+          B == variable_b
+Outputs:
+  fluffy:
+    Description: "fluffies irc nick"
+    Value:
+      Fn::Replace:
+      - nick: {Ref: fluffy}
+      - |
+        #nick
diff --git a/tempest/api/orchestration/stacks/templates/nova_keypair.json b/tempest/api/orchestration/stacks/templates/nova_keypair.json
new file mode 100644
index 0000000..63d3817
--- /dev/null
+++ b/tempest/api/orchestration/stacks/templates/nova_keypair.json
@@ -0,0 +1,48 @@
+{
+  "AWSTemplateFormatVersion" : "2010-09-09",
+  "Description" : "Template which create two key pairs.",
+  "Parameters" : {
+    "KeyPairName1": {
+      "Type": "String",
+      "Default": "testkey1"
+      },
+    "KeyPairName2": {
+      "Type": "String",
+      "Default": "testkey2"
+      }
+   },
+   "Resources" : {
+     "KeyPairSavePrivate": {
+       "Type": "OS::Nova::KeyPair",
+       "Properties": {
+         "name" : { "Ref" : "KeyPairName1" },
+         "save_private_key": true
+       }
+     },
+     "KeyPairDontSavePrivate": {
+       "Type": "OS::Nova::KeyPair",
+       "Properties": {
+         "name" : { "Ref" : "KeyPairName2" },
+         "save_private_key": false
+      }
+     }
+  },
+ "Outputs": {
+   "KeyPair_PublicKey": {
+     "Description": "Public Key of generated keypair.",
+     "Value": { "Fn::GetAtt" : ["KeyPairSavePrivate", "public_key"] }
+    },
+   "KeyPair_PrivateKey": {
+     "Description": "Private Key of generated keypair.",
+     "Value": { "Fn::GetAtt" : ["KeyPairSavePrivate", "private_key"] }
+   },
+   "KeyPairDontSavePrivate_PublicKey": {
+     "Description": "Public Key of generated keypair.",
+     "Value": { "Fn::GetAtt" : ["KeyPairDontSavePrivate", "public_key"] }
+   },
+  "KeyPairDontSavePrivate_PrivateKey": {
+     "Description": "Private Key of generated keypair.",
+     "Value": { "Fn::GetAtt" : ["KeyPairDontSavePrivate", "private_key"] }
+   }
+  }
+}
diff --git a/tempest/api/orchestration/stacks/templates/nova_keypair.yaml b/tempest/api/orchestration/stacks/templates/nova_keypair.yaml
new file mode 100644
index 0000000..81ad99c
--- /dev/null
+++ b/tempest/api/orchestration/stacks/templates/nova_keypair.yaml
@@ -0,0 +1,43 @@
+heat_template_version: 2013-05-23
+
+description: >
+  Template which creates two key pairs.
+
+parameters:
+  KeyPairName1:
+    type: string
+    default: testkey
+
+  KeyPairName2:
+    type: string
+    default: testkey2
+
+resources:
+  KeyPairSavePrivate:
+    type: OS::Nova::KeyPair
+    properties:
+      name: { get_param: KeyPairName1 }
+      save_private_key: true
+
+  KeyPairDontSavePrivate:
+    type: OS::Nova::KeyPair
+    properties:
+      name: { get_param: KeyPairName2 }
+      save_private_key: false
+
+outputs:
+  KeyPair_PublicKey:
+    description: Public Key of generated keypair
+    value: { get_attr: [KeyPairSavePrivate, public_key] }
+
+  KeyPair_PrivateKey:
+    description: Private Key of generated keypair
+    value: { get_attr: [KeyPairSavePrivate, private_key] }
+
+  KeyPairDontSavePrivate_PublicKey:
+    description: Public Key of generated keypair
+    value: { get_attr: [KeyPairDontSavePrivate, public_key] }
+
+  KeyPairDontSavePrivate_PrivateKey:
+    description: Private Key of generated keypair
+    value: { get_attr: [KeyPairDontSavePrivate, private_key] }
diff --git a/tempest/api/orchestration/stacks/templates/swift_basic.yaml b/tempest/api/orchestration/stacks/templates/swift_basic.yaml
new file mode 100644
index 0000000..713f8bc
--- /dev/null
+++ b/tempest/api/orchestration/stacks/templates/swift_basic.yaml
@@ -0,0 +1,23 @@
+heat_template_version: 2013-05-23
+description: Template which creates a Swift container resource
+
+resources:
+  SwiftContainerWebsite:
+    deletion_policy: "Delete"
+    type: OS::Swift::Container
+    properties:
+      X-Container-Read: ".r:*"
+      X-Container-Meta:
+        web-index: "index.html"
+        web-error: "error.html"
+
+  SwiftContainer:
+    type: OS::Swift::Container
+
+outputs:
+  WebsiteURL:
+    description: "URL for website hosted on S3"
+    value: { get_attr: [SwiftContainer, WebsiteURL] }
+  DomainName:
+    description: "Domain of Swift host"
+    value: { get_attr: [SwiftContainer, DomainName] }
diff --git a/tempest/api/orchestration/stacks/test_neutron_resources.py b/tempest/api/orchestration/stacks/test_neutron_resources.py
index dee26b1..61dbb4d 100644
--- a/tempest/api/orchestration/stacks/test_neutron_resources.py
+++ b/tempest/api/orchestration/stacks/test_neutron_resources.py
@@ -26,78 +26,6 @@
 
 
 class NeutronResourcesTestJSON(base.BaseOrchestrationTest):
-    _interface = 'json'
-
-    template = """
-heat_template_version: '2013-05-23'
-description: |
-  Template which creates single EC2 instance
-parameters:
-  KeyName:
-    type: string
-  InstanceType:
-    type: string
-  ImageId:
-    type: string
-  ExternalRouterId:
-    type: string
-  ExternalNetworkId:
-    type: string
-resources:
-  Network:
-    type: OS::Neutron::Net
-    properties:
-      name: NewNetwork
-  Subnet:
-    type: OS::Neutron::Subnet
-    properties:
-      network_id: {Ref: Network}
-      name: NewSubnet
-      ip_version: 4
-      cidr: 10.0.3.0/24
-      dns_nameservers: ["8.8.8.8"]
-      allocation_pools:
-      - {end: 10.0.3.150, start: 10.0.3.20}
-  Router:
-    type: OS::Neutron::Router
-    properties:
-      name: NewRouter
-      admin_state_up: false
-      external_gateway_info:
-        network: {get_param: ExternalNetworkId}
-        enable_snat: false
-  RouterInterface:
-    type: OS::Neutron::RouterInterface
-    properties:
-      router_id: {get_param: ExternalRouterId}
-      subnet_id: {get_resource: Subnet}
-  Server:
-    type: AWS::EC2::Instance
-    metadata:
-      Name: SmokeServerNeutron
-    properties:
-      ImageId: {get_param: ImageId}
-      InstanceType: {get_param: InstanceType}
-      KeyName: {get_param: KeyName}
-      SubnetId: {get_resource: Subnet}
-      UserData:
-        str_replace:
-          template: |
-            #!/bin/bash -v
-
-            /opt/aws/bin/cfn-signal -e 0 -r "SmokeServerNeutron created" \
-            'wait_handle'
-          params:
-            wait_handle: {get_resource: WaitHandleNeutron}
-  WaitHandleNeutron:
-    type: AWS::CloudFormation::WaitConditionHandle
-  WaitCondition:
-    type: AWS::CloudFormation::WaitCondition
-    depends_on: Server
-    properties:
-      Handle: {get_resource: WaitHandleNeutron}
-      Timeout: '600'
-"""
 
     @classmethod
     @test.safe_setup
@@ -111,6 +39,7 @@
             raise cls.skipException("Neutron support is required")
         cls.network_client = os.network_client
         cls.stack_name = data_utils.rand_name('heat')
+        template = cls.load_template('neutron_basic')
         cls.keypair_name = (CONF.orchestration.keypair_name or
                             cls._create_keypair()['name'])
         cls.external_router_id = cls._get_external_router_id()
@@ -119,7 +48,7 @@
         # create the stack
         cls.stack_identifier = cls.create_stack(
             cls.stack_name,
-            cls.template,
+            template,
             parameters={
                 'KeyName': cls.keypair_name,
                 'InstanceType': CONF.orchestration.instance_type,
diff --git a/tempest/api/orchestration/stacks/test_non_empty_stack.py b/tempest/api/orchestration/stacks/test_non_empty_stack.py
index 11d01f7..70bf562 100644
--- a/tempest/api/orchestration/stacks/test_non_empty_stack.py
+++ b/tempest/api/orchestration/stacks/test_non_empty_stack.py
@@ -21,53 +21,18 @@
 
 
 class StacksTestJSON(base.BaseOrchestrationTest):
-    _interface = 'json'
-
-    template = """
-HeatTemplateFormatVersion: '2012-12-12'
-Description: |
-  Template which creates some simple resources
-Parameters:
-  trigger:
-    Type: String
-    Default: not_yet
-Resources:
-  fluffy:
-    Type: AWS::AutoScaling::LaunchConfiguration
-    Metadata:
-      kittens:
-      - Tom
-      - Stinky
-    Properties:
-      ImageId: not_used
-      InstanceType: not_used
-      UserData:
-        Fn::Replace:
-        - variable_a: {Ref: trigger}
-          variable_b: bee
-        - |
-          A == variable_a
-          B == variable_b
-Outputs:
-  fluffy:
-    Description: "fluffies irc nick"
-    Value:
-      Fn::Replace:
-      - nick: {Ref: fluffy}
-      - |
-        #nick
-"""
 
     @classmethod
     def setUpClass(cls):
         super(StacksTestJSON, cls).setUpClass()
         cls.client = cls.orchestration_client
         cls.stack_name = data_utils.rand_name('heat')
+        template = cls.load_template('non_empty_stack')
 
         # create the stack
         cls.stack_identifier = cls.create_stack(
             cls.stack_name,
-            cls.template,
+            template,
             parameters={
                 'trigger': 'start'
             })
diff --git a/tempest/api/orchestration/stacks/test_nova_keypair_resources.py b/tempest/api/orchestration/stacks/test_nova_keypair_resources.py
index 9d3bf13..1edae72 100644
--- a/tempest/api/orchestration/stacks/test_nova_keypair_resources.py
+++ b/tempest/api/orchestration/stacks/test_nova_keypair_resources.py
@@ -22,63 +22,19 @@
 
 
 class NovaKeyPairResourcesYAMLTest(base.BaseOrchestrationTest):
-    _interface = 'json'
-    template = """
-heat_template_version: 2013-05-23
-
-description: >
-  Template which creates two key pairs.
-
-parameters:
-  KeyPairName1:
-    type: string
-    default: testkey
-
-  KeyPairName2:
-    type: string
-    default: testkey2
-
-resources:
-  KeyPairSavePrivate:
-    type: OS::Nova::KeyPair
-    properties:
-      name: { get_param: KeyPairName1 }
-      save_private_key: true
-
-  KeyPairDontSavePrivate:
-    type: OS::Nova::KeyPair
-    properties:
-      name: { get_param: KeyPairName2 }
-      save_private_key: false
-
-outputs:
-  KeyPair_PublicKey:
-    description: Public Key of generated keypair
-    value: { get_attr: [KeyPairSavePrivate, public_key] }
-
-  KeyPair_PrivateKey:
-    description: Private Key of generated keypair
-    value: { get_attr: [KeyPairSavePrivate, private_key] }
-
-  KeyPairDontSavePrivate_PublicKey:
-    description: Public Key of generated keypair
-    value: { get_attr: [KeyPairDontSavePrivate, public_key] }
-
-  KeyPairDontSavePrivate_PrivateKey:
-    description: Private Key of generated keypair
-    value: { get_attr: [KeyPairDontSavePrivate, private_key] }
-"""
+    _tpl_type = 'yaml'
 
     @classmethod
     def setUpClass(cls):
         super(NovaKeyPairResourcesYAMLTest, cls).setUpClass()
         cls.client = cls.orchestration_client
         cls.stack_name = data_utils.rand_name('heat')
+        template = cls.load_template('nova_keypair', ext=cls._tpl_type)
 
         # create the stack, avoid any duplicated key.
         cls.stack_identifier = cls.create_stack(
             cls.stack_name,
-            cls.template,
+            template,
             parameters={
                 'KeyPairName1': cls.stack_name + '_1',
                 'KeyPairName2': cls.stack_name + '_2'
@@ -129,53 +85,4 @@
 
 
 class NovaKeyPairResourcesAWSTest(NovaKeyPairResourcesYAMLTest):
-    template = """
-{
-  "AWSTemplateFormatVersion" : "2010-09-09",
-  "Description" : "Template which create two key pairs.",
-  "Parameters" : {
-    "KeyPairName1": {
-      "Type": "String",
-      "Default": "testkey1"
-      },
-    "KeyPairName2": {
-      "Type": "String",
-      "Default": "testkey2"
-      }
-   },
-   "Resources" : {
-     "KeyPairSavePrivate": {
-       "Type": "OS::Nova::KeyPair",
-       "Properties": {
-         "name" : { "Ref" : "KeyPairName1" },
-         "save_private_key": true
-       }
-     },
-     "KeyPairDontSavePrivate": {
-       "Type": "OS::Nova::KeyPair",
-       "Properties": {
-         "name" : { "Ref" : "KeyPairName2" },
-         "save_private_key": false
-      }
-     }
-  },
- "Outputs": {
-   "KeyPair_PublicKey": {
-     "Description": "Public Key of generated keypair.",
-     "Value": { "Fn::GetAtt" : ["KeyPairSavePrivate", "public_key"] }
-    },
-   "KeyPair_PrivateKey": {
-     "Description": "Private Key of generated keypair.",
-     "Value": { "Fn::GetAtt" : ["KeyPairSavePrivate", "private_key"] }
-   },
-   "KeyPairDontSavePrivate_PublicKey": {
-     "Description": "Public Key of generated keypair.",
-     "Value": { "Fn::GetAtt" : ["KeyPairDontSavePrivate", "public_key"] }
-   },
-  "KeyPairDontSavePrivate_PrivateKey": {
-     "Description": "Private Key of generated keypair.",
-     "Value": { "Fn::GetAtt" : ["KeyPairDontSavePrivate", "private_key"] }
-   }
-  }
-}
-"""
+    _tpl_type = 'json'
diff --git a/tempest/api/orchestration/stacks/test_server_cfn_init.py b/tempest/api/orchestration/stacks/test_server_cfn_init.py
index a6f74b6..b590f88 100644
--- a/tempest/api/orchestration/stacks/test_server_cfn_init.py
+++ b/tempest/api/orchestration/stacks/test_server_cfn_init.py
@@ -26,92 +26,8 @@
 
 
 class ServerCfnInitTestJSON(base.BaseOrchestrationTest):
-    _interface = 'json'
     existing_keypair = CONF.orchestration.keypair_name is not None
 
-    template = """
-HeatTemplateFormatVersion: '2012-12-12'
-Description: |
-  Template which uses a wait condition to confirm that a minimal
-  cfn-init and cfn-signal has worked
-Parameters:
-  key_name:
-    Type: String
-  flavor:
-    Type: String
-  image:
-    Type: String
-  network:
-    Type: String
-Resources:
-  CfnUser:
-    Type: AWS::IAM::User
-  SmokeSecurityGroup:
-    Type: AWS::EC2::SecurityGroup
-    Properties:
-      GroupDescription: Enable only ping and SSH access
-      SecurityGroupIngress:
-      - {CidrIp: 0.0.0.0/0, FromPort: '-1', IpProtocol: icmp, ToPort: '-1'}
-      - {CidrIp: 0.0.0.0/0, FromPort: '22', IpProtocol: tcp, ToPort: '22'}
-  SmokeKeys:
-    Type: AWS::IAM::AccessKey
-    Properties:
-      UserName: {Ref: CfnUser}
-  SmokeServer:
-    Type: OS::Nova::Server
-    Metadata:
-      AWS::CloudFormation::Init:
-        config:
-          files:
-            /tmp/smoke-status:
-              content: smoke test complete
-            /etc/cfn/cfn-credentials:
-              content:
-                Fn::Replace:
-                - SmokeKeys: {Ref: SmokeKeys}
-                  SecretAccessKey:
-                    'Fn::GetAtt': [SmokeKeys, SecretAccessKey]
-                - |
-                  AWSAccessKeyId=SmokeKeys
-                  AWSSecretKey=SecretAccessKey
-              mode: '000400'
-              owner: root
-              group: root
-    Properties:
-      image: {Ref: image}
-      flavor: {Ref: flavor}
-      key_name: {Ref: key_name}
-      security_groups:
-      - {Ref: SmokeSecurityGroup}
-      networks:
-      - uuid: {Ref: network}
-      user_data:
-        Fn::Replace:
-        - WaitHandle: {Ref: WaitHandle}
-        - |
-          #!/bin/bash -v
-          /opt/aws/bin/cfn-init
-          /opt/aws/bin/cfn-signal -e 0 --data "`cat /tmp/smoke-status`" \
-              "WaitHandle"
-  WaitHandle:
-    Type: AWS::CloudFormation::WaitConditionHandle
-  WaitCondition:
-    Type: AWS::CloudFormation::WaitCondition
-    DependsOn: SmokeServer
-    Properties:
-      Handle: {Ref: WaitHandle}
-      Timeout: '600'
-Outputs:
-  WaitConditionStatus:
-    Description: Contents of /tmp/smoke-status on SmokeServer
-    Value:
-      Fn::GetAtt: [WaitCondition, Data]
-  SmokeServerIp:
-    Description: IP address of server
-    Value:
-      Fn::GetAtt: [SmokeServer, first_address]
-"""
-
     @classmethod
     @test.safe_setup
     def setUpClass(cls):
@@ -119,7 +35,7 @@
         if not CONF.orchestration.image_ref:
             raise cls.skipException("No image available to test")
         cls.client = cls.orchestration_client
-
+        template = cls.load_template('cfn_init_signal')
         stack_name = data_utils.rand_name('heat')
         if CONF.orchestration.keypair_name:
             keypair_name = CONF.orchestration.keypair_name
@@ -130,7 +46,7 @@
         # create the stack
         cls.stack_identifier = cls.create_stack(
             stack_name,
-            cls.template,
+            template,
             parameters={
                 'key_name': keypair_name,
                 'flavor': CONF.orchestration.instance_type,
diff --git a/tempest/api/orchestration/stacks/test_stacks.py b/tempest/api/orchestration/stacks/test_stacks.py
index fc2dda8..3ffa0bc 100644
--- a/tempest/api/orchestration/stacks/test_stacks.py
+++ b/tempest/api/orchestration/stacks/test_stacks.py
@@ -20,8 +20,6 @@
 
 
 class StacksTestJSON(base.BaseOrchestrationTest):
-    _interface = 'json'
-
     empty_template = "HeatTemplateFormatVersion: '2012-12-12'\n"
 
     @classmethod
diff --git a/tempest/api/orchestration/stacks/test_swift_resources.py b/tempest/api/orchestration/stacks/test_swift_resources.py
index fcf357a..b954128 100644
--- a/tempest/api/orchestration/stacks/test_swift_resources.py
+++ b/tempest/api/orchestration/stacks/test_swift_resources.py
@@ -25,40 +25,13 @@
 
 
 class SwiftResourcesTestJSON(base.BaseOrchestrationTest):
-    _interface = 'json'
-    template = """
-heat_template_version: 2013-05-23
-description: Template which creates a Swift container resource
-
-resources:
-  SwiftContainerWebsite:
-    deletion_policy: "Delete"
-    type: OS::Swift::Container
-    properties:
-      X-Container-Read: ".r:*"
-      X-Container-Meta:
-        web-index: "index.html"
-        web-error: "error.html"
-
-  SwiftContainer:
-    type: OS::Swift::Container
-
-outputs:
-  WebsiteURL:
-    description: "URL for website hosted on S3"
-    value: { get_attr: [SwiftContainer, WebsiteURL] }
-  DomainName:
-    description: "Domain of Swift host"
-    value: { get_attr: [SwiftContainer, DomainName] }
-
-"""
-
     @classmethod
     @test.safe_setup
     def setUpClass(cls):
         super(SwiftResourcesTestJSON, cls).setUpClass()
         cls.client = cls.orchestration_client
         cls.stack_name = data_utils.rand_name('heat')
+        template = cls.load_template('swift_basic')
         os = clients.Manager()
         if not CONF.service_available.swift:
             raise cls.skipException("Swift support is required")
@@ -67,7 +40,7 @@
         # create the stack
         cls.stack_identifier = cls.create_stack(
             cls.stack_name,
-            cls.template)
+            template)
         cls.stack_id = cls.stack_identifier.split('/')[1]
         cls.client.wait_for_stack_status(cls.stack_id, 'CREATE_COMPLETE')
         cls.test_resources = {}
diff --git a/tempest/api/orchestration/stacks/test_templates.py b/tempest/api/orchestration/stacks/test_templates.py
index 2dc29fc..5f55b4d 100644
--- a/tempest/api/orchestration/stacks/test_templates.py
+++ b/tempest/api/orchestration/stacks/test_templates.py
@@ -16,8 +16,6 @@
 
 
 class TemplateYAMLTestJSON(base.BaseOrchestrationTest):
-    _interface = 'json'
-
     template = """
 HeatTemplateFormatVersion: '2012-12-12'
 Description: |
diff --git a/tempest/api/orchestration/stacks/test_templates_negative.py b/tempest/api/orchestration/stacks/test_templates_negative.py
index c55f6ee..a2a6f98 100644
--- a/tempest/api/orchestration/stacks/test_templates_negative.py
+++ b/tempest/api/orchestration/stacks/test_templates_negative.py
@@ -18,8 +18,6 @@
 
 
 class TemplateYAMLNegativeTestJSON(base.BaseOrchestrationTest):
-    _interface = 'json'
-
     template = """
 HeatTemplateFormatVersion: '2012-12-12'
 Description: |
diff --git a/tempest/api/volume/admin/test_volume_quotas_negative.py b/tempest/api/volume/admin/test_volume_quotas_negative.py
new file mode 100644
index 0000000..292f8ed
--- /dev/null
+++ b/tempest/api/volume/admin/test_volume_quotas_negative.py
@@ -0,0 +1,83 @@
+# 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.api.volume import base
+from tempest import exceptions
+from tempest import test
+
+
+class VolumeQuotasNegativeTestJSON(base.BaseVolumeV1AdminTest):
+    _interface = "json"
+    force_tenant_isolation = True
+
+    @classmethod
+    @test.safe_setup
+    def setUpClass(cls):
+        super(VolumeQuotasNegativeTestJSON, cls).setUpClass()
+        demo_user = cls.isolated_creds.get_primary_user()
+        cls.demo_tenant_id = demo_user.get('tenantId')
+        cls.shared_quota_set = {'gigabytes': 3, 'volumes': 1, 'snapshots': 1}
+
+        # NOTE(gfidente): no need to restore original quota set
+        # after the tests as they only work with tenant isolation.
+        resp, quota_set = cls.quotas_client.update_quota_set(
+            cls.demo_tenant_id,
+            **cls.shared_quota_set)
+
+        # NOTE(gfidente): no need to delete in tearDown as
+        # they are created using utility wrapper methods.
+        cls.volume = cls.create_volume()
+        cls.snapshot = cls.create_snapshot(cls.volume['id'])
+
+    @test.attr(type='negative')
+    def test_quota_volumes(self):
+        self.assertRaises(exceptions.OverLimit,
+                          self.volumes_client.create_volume,
+                          size=1)
+
+    @test.attr(type='negative')
+    def test_quota_volume_snapshots(self):
+        self.assertRaises(exceptions.OverLimit,
+                          self.snapshots_client.create_snapshot,
+                          self.volume['id'])
+
+    @test.attr(type='negative')
+    def test_quota_volume_gigabytes(self):
+        # NOTE(gfidente): quota set needs to be changed for this test
+        # or we may be limited by the volumes or snaps quota number, not by
+        # actual gigs usage; next line ensures shared set is restored.
+        self.addCleanup(self.quotas_client.update_quota_set,
+                        self.demo_tenant_id,
+                        **self.shared_quota_set)
+
+        new_quota_set = {'gigabytes': 2, 'volumes': 2, 'snapshots': 1}
+        resp, quota_set = self.quotas_client.update_quota_set(
+            self.demo_tenant_id,
+            **new_quota_set)
+        self.assertRaises(exceptions.OverLimit,
+                          self.volumes_client.create_volume,
+                          size=1)
+
+        new_quota_set = {'gigabytes': 2, 'volumes': 1, 'snapshots': 2}
+        resp, quota_set = self.quotas_client.update_quota_set(
+            self.demo_tenant_id,
+            **self.shared_quota_set)
+        self.assertRaises(exceptions.OverLimit,
+                          self.snapshots_client.create_snapshot,
+                          self.volume['id'])
+
+
+class VolumeQuotasNegativeTestXML(VolumeQuotasNegativeTestJSON):
+    _interface = "xml"
diff --git a/tempest/api/volume/test_volumes_snapshots.py b/tempest/api/volume/test_volumes_snapshots.py
index 2ce3a4f..6294cd9 100644
--- a/tempest/api/volume/test_volumes_snapshots.py
+++ b/tempest/api/volume/test_volumes_snapshots.py
@@ -29,6 +29,9 @@
         super(VolumesSnapshotTest, cls).setUpClass()
         cls.volume_origin = cls.create_volume()
 
+        if not CONF.volume_feature_enabled.snapshot:
+            raise cls.skipException("Cinder volume snapshots are disabled")
+
     @classmethod
     def tearDownClass(cls):
         super(VolumesSnapshotTest, cls).tearDownClass()
diff --git a/tempest/api/volume/test_volumes_snapshots_negative.py b/tempest/api/volume/test_volumes_snapshots_negative.py
index 9e47c03..61aa307 100644
--- a/tempest/api/volume/test_volumes_snapshots_negative.py
+++ b/tempest/api/volume/test_volumes_snapshots_negative.py
@@ -14,13 +14,23 @@
 
 from tempest.api.volume import base
 from tempest.common.utils import data_utils
+from tempest import config
 from tempest import exceptions
 from tempest import test
 
+CONF = config.CONF
+
 
 class VolumesSnapshotNegativeTest(base.BaseVolumeV1Test):
     _interface = "json"
 
+    @classmethod
+    def setUpClass(cls):
+        super(VolumesSnapshotNegativeTest, cls).setUpClass()
+
+        if not CONF.volume_feature_enabled.snapshot:
+            raise cls.skipException("Cinder volume snapshots are disabled")
+
     @test.attr(type=['negative', 'gate'])
     def test_create_snapshot_with_nonexistent_volume_id(self):
         # Create a snapshot with nonexistent volume id
diff --git a/tempest/api_schema/compute/flavors.py b/tempest/api_schema/compute/flavors.py
new file mode 100644
index 0000000..a6367d4
--- /dev/null
+++ b/tempest/api_schema/compute/flavors.py
@@ -0,0 +1,37 @@
+# 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.api_schema.compute import parameter_types
+
+list_flavors = {
+    'status_code': [200],
+    'response_body': {
+        'type': 'object',
+        'properties': {
+            'flavors': {
+                'type': 'array',
+                'items': {
+                    'type': 'object',
+                    'properties': {
+                        'name': {'type': 'string'},
+                        'links': parameter_types.links,
+                        'id': {'type': 'string'}
+                    },
+                    'required': ['name', 'links', 'id']
+                }
+            }
+        },
+        'required': ['flavors']
+    }
+}
diff --git a/tempest/api_schema/compute/hypervisors.py b/tempest/api_schema/compute/hypervisors.py
new file mode 100644
index 0000000..630901e
--- /dev/null
+++ b/tempest/api_schema/compute/hypervisors.py
@@ -0,0 +1,197 @@
+# 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
+
+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'},
+                    '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'}
+                },
+                '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']
+            }
+        },
+        'required': ['hypervisor_statistics']
+    }
+}
+
+common_list_hypervisors_detail = {
+    'status_code': [200],
+    'response_body': {
+        'type': 'object',
+        'properties': {
+            'hypervisors': {
+                'type': 'array',
+                'items': {
+                    'type': 'object',
+                    'properties': {
+                        'cpu_info': {'type': 'string'},
+                        'current_workload': {'type': 'integer'},
+                        'disk_available_least': {'type': ['integer', 'null']},
+                        'host_ip': {
+                            'type': 'string',
+                            'format': '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']}
+                            },
+                            'required': ['host', 'id']
+                        },
+                        'vcpus': {'type': 'integer'},
+                        'vcpus_used': {'type': 'integer'}
+                    },
+                    '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']
+                }
+            }
+        },
+        'required': ['hypervisors']
+    }
+}
+
+common_show_hypervisor = {
+    'status_code': [200],
+    'response_body': {
+        'type': 'object',
+        'properties': {
+            'hypervisor': {
+                'type': 'object',
+                'properties': {
+                    'cpu_info': {'type': 'string'},
+                    'current_workload': {'type': 'integer'},
+                    'disk_available_least': {'type': 'integer'},
+                    'host_ip': {
+                        'type': 'string',
+                        'format': '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']}
+                        },
+                        'required': ['host', 'id']
+                    },
+                    'vcpus': {'type': 'integer'},
+                    'vcpus_used': {'type': 'integer'}
+                },
+                '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']
+            }
+        },
+        'required': ['hypervisor']
+    }
+}
+
+common_hypervisors_detail = {
+    'status_code': [200],
+    'response_body': {
+        'type': 'object',
+        'properties': {
+            'hypervisors': {
+                'type': 'array',
+                'items': {
+                    'type': 'object',
+                    'properties': {
+                        'id': {'type': ['integer', 'string']},
+                        'hypervisor_hostname': {'type': 'string'}
+                    },
+                    'required': ['id', 'hypervisor_hostname']
+                }
+            }
+        },
+        'required': ['hypervisors']
+    }
+}
+
+common_hypervisors_info = {
+    'status_code': [200],
+    'response_body': {
+        'type': 'object',
+        'properties': {
+            'hypervisor': {
+                'type': 'object',
+                'properties': {
+                    'id': {'type': ['integer', 'string']},
+                    'hypervisor_hostname': {'type': 'string'},
+                },
+                'required': ['id', 'hypervisor_hostname']
+            }
+        },
+        'required': ['hypervisor']
+    }
+}
+
+
+hypervisor_uptime = copy.deepcopy(common_hypervisors_info)
+hypervisor_uptime['response_body']['properties']['hypervisor'][
+    'properties']['uptime'] = {'type': 'string'}
+hypervisor_uptime['response_body']['properties']['hypervisor'][
+    'required'] = ['id', 'hypervisor_hostname', 'uptime']
diff --git a/tempest/api_schema/compute/keypairs.py b/tempest/api_schema/compute/keypairs.py
index 8973c02..b8f905f 100644
--- a/tempest/api_schema/compute/keypairs.py
+++ b/tempest/api_schema/compute/keypairs.py
@@ -39,3 +39,27 @@
         'required': ['keypairs']
     }
 }
+
+create_keypair = {
+    'type': 'object',
+    'properties': {
+        'keypair': {
+            'type': 'object',
+            'properties': {
+                'fingerprint': {'type': 'string'},
+                'name': {'type': 'string'},
+                'public_key': {'type': 'string'},
+                # NOTE: Now the type of 'user_id' is integer, but here
+                # allows 'string' also because we will be able to change
+                # it to 'uuid' in the future.
+                'user_id': {'type': ['integer', 'string']},
+                'private_key': {'type': 'string'}
+            },
+            # When create keypair API is being called with 'Public key'
+            # (Importing keypair) then, response body does not contain
+            # 'private_key' So it is not defined as 'required'
+            'required': ['fingerprint', 'name', 'public_key', 'user_id']
+        }
+    },
+    'required': ['keypair']
+}
diff --git a/tempest/api_schema/compute/v2/extensions.py b/tempest/api_schema/compute/v2/extensions.py
new file mode 100644
index 0000000..570cd03
--- /dev/null
+++ b/tempest/api_schema/compute/v2/extensions.py
@@ -0,0 +1,45 @@
+# 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_extensions = {
+    'status_code': [200],
+    'response_body': {
+        'type': 'object',
+        'properties': {
+            'extensions': {
+                'type': 'array',
+                'items': {
+                    'type': 'object',
+                    'properties': {
+                        'updated': {
+                            'type': 'string',
+                            'format': 'data-time'
+                        },
+                        'name': {'type': 'string'},
+                        'links': {'type': 'array'},
+                        'namespace': {
+                            'type': 'string',
+                            'format': 'uri'
+                        },
+                        'alias': {'type': 'string'},
+                        'description': {'type': 'string'}
+                    },
+                    'required': ['updated', 'name', 'links', 'namespace',
+                                 'alias', 'description']
+                }
+            }
+        },
+        'required': ['extensions']
+    }
+}
diff --git a/tempest/api_schema/compute/v2/hypervisors.py b/tempest/api_schema/compute/v2/hypervisors.py
new file mode 100644
index 0000000..6bb43a7
--- /dev/null
+++ b/tempest/api_schema/compute/v2/hypervisors.py
@@ -0,0 +1,37 @@
+# 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.compute import hypervisors
+
+hypervisors_servers = copy.deepcopy(hypervisors.common_hypervisors_detail)
+
+# Defining extra attributes for V3 show hypervisor schema
+hypervisors_servers['response_body']['properties']['hypervisors']['items'][
+    'properties']['servers'] = {
+        'type': 'array',
+        'items': {
+            'type': 'object',
+            'properties': {
+                # NOTE: Now the type of 'id' is integer,
+                # but here allows 'string' also because we
+                # will be able to change it to 'uuid' in
+                # the future.
+                'id': {'type': ['integer', 'string']},
+                'name': {'type': 'string'}
+            }
+        }
+    }
+# 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/compute/v2/images.py b/tempest/api_schema/compute/v2/images.py
index 41593c6..fad6b56 100644
--- a/tempest/api_schema/compute/v2/images.py
+++ b/tempest/api_schema/compute/v2/images.py
@@ -90,3 +90,33 @@
         'required': ['images']
     }
 }
+
+create_image = {
+    'status_code': [202]
+}
+
+delete = {
+    'status_code': [204]
+}
+
+image_metadata = {
+    'status_code': [200],
+    'response_body': {
+        'type': 'object',
+        'properties': {
+            'metadata': {'type': 'object'}
+        },
+        'required': ['metadata']
+    }
+}
+
+image_meta_item = {
+    'status_code': [200],
+    'response_body': {
+        'type': 'object',
+        'properties': {
+            'meta': {'type': 'object'}
+        },
+        'required': ['meta']
+    }
+}
diff --git a/tempest/api_schema/compute/v2/keypairs.py b/tempest/api_schema/compute/v2/keypairs.py
index 3225b0d..9a025c3 100644
--- a/tempest/api_schema/compute/v2/keypairs.py
+++ b/tempest/api_schema/compute/v2/keypairs.py
@@ -12,6 +12,8 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
+from tempest.api_schema.compute import keypairs
+
 get_keypair = {
     'status_code': [200],
     'response_body': {
@@ -45,3 +47,12 @@
         'required': ['keypair']
     }
 }
+
+create_keypair = {
+    'status_code': [200],
+    'response_body': keypairs.create_keypair
+}
+
+delete_keypair = {
+    'status_code': [202],
+}
diff --git a/tempest/api_schema/compute/v3/extensions.py b/tempest/api_schema/compute/v3/extensions.py
new file mode 100644
index 0000000..ceb0ce2
--- /dev/null
+++ b/tempest/api_schema/compute/v3/extensions.py
@@ -0,0 +1,36 @@
+# 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_extensions = {
+    'status_code': [200],
+    'response_body': {
+        'type': 'object',
+        'properties': {
+            'extensions': {
+                'type': 'array',
+                'items': {
+                    'type': 'object',
+                    'properties': {
+                        'name': {'type': 'string'},
+                        'alias': {'type': 'string'},
+                        'description': {'type': 'string'},
+                        'version': {'type': 'integer'}
+                    },
+                    'required': ['name', 'alias', 'description', 'version']
+                }
+            }
+        },
+        'required': ['extensions']
+    }
+}
diff --git a/tempest/api_schema/compute/v3/hypervisors.py b/tempest/api_schema/compute/v3/hypervisors.py
new file mode 100644
index 0000000..aa31827
--- /dev/null
+++ b/tempest/api_schema/compute/v3/hypervisors.py
@@ -0,0 +1,50 @@
+# 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.compute import hypervisors
+
+list_hypervisors_detail = copy.deepcopy(
+    hypervisors.common_list_hypervisors_detail)
+# Defining extra attributes for V3 show hypervisor schema
+list_hypervisors_detail['response_body']['properties']['hypervisors'][
+    'items']['properties']['os-pci:pci_stats'] = {'type': 'array'}
+
+show_hypervisor = copy.deepcopy(hypervisors.common_show_hypervisor)
+# Defining extra attributes for V3 show hypervisor schema
+show_hypervisor['response_body']['properties']['hypervisor']['properties'][
+    'os-pci:pci_stats'] = {'type': 'array'}
+
+hypervisors_servers = copy.deepcopy(hypervisors.common_hypervisors_info)
+
+# Defining extra attributes for V3 show hypervisor schema
+hypervisors_servers['response_body']['properties']['hypervisor']['properties'][
+    'servers'] = {
+        'type': 'array',
+        'items': {
+            'type': 'object',
+            'properties': {
+                # NOTE: Now the type of 'id' is integer,
+                # but here allows 'string' also because we
+                # will be able to change it to 'uuid' in
+                # the future.
+                'id': {'type': ['integer', 'string']},
+                'name': {'type': 'string'}
+            }
+        }
+    }
+# V3 API response body always contains the 'servers' attribute even there
+# is no server (VM) are present on Hypervisor host.
+hypervisors_servers['response_body']['properties']['hypervisor'][
+    'required'] = ['id', 'hypervisor_hostname', 'servers']
diff --git a/tempest/api_schema/compute/v3/keypairs.py b/tempest/api_schema/compute/v3/keypairs.py
index 0197c84..de5f4ba 100644
--- a/tempest/api_schema/compute/v3/keypairs.py
+++ b/tempest/api_schema/compute/v3/keypairs.py
@@ -12,6 +12,8 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
+from tempest.api_schema.compute import keypairs
+
 get_keypair = {
     'status_code': [200],
     'response_body': {
@@ -30,3 +32,12 @@
         'required': ['keypair']
     }
 }
+
+create_keypair = {
+    'status_code': [201],
+    'response_body': keypairs.create_keypair
+}
+
+delete_keypair = {
+    'status_code': [204],
+}
diff --git a/tempest/cli/simple_read_only/test_cinder.py b/tempest/cli/simple_read_only/test_cinder.py
index afbd732..723333b 100644
--- a/tempest/cli/simple_read_only/test_cinder.py
+++ b/tempest/cli/simple_read_only/test_cinder.py
@@ -16,6 +16,7 @@
 import logging
 import re
 import subprocess
+import testtools
 
 import tempest.cli
 from tempest import config
@@ -86,6 +87,8 @@
     def test_cinder_rate_limits(self):
         self.cinder('rate-limits')
 
+    @testtools.skipUnless(CONF.volume_feature_enabled.snapshot,
+                          'Volume snapshot not available.')
     def test_cinder_snapshot_list(self):
         self.cinder('snapshot-list')
 
diff --git a/tempest/common/rest_client.py b/tempest/common/rest_client.py
index 934b861..5d7779e 100644
--- a/tempest/common/rest_client.py
+++ b/tempest/common/rest_client.py
@@ -24,10 +24,10 @@
 import jsonschema
 
 from tempest.common import http
+from tempest.common import xml_utils as common
 from tempest import config
 from tempest import exceptions
 from tempest.openstack.common import log as logging
-from tempest.services.compute.xml import common
 
 CONF = config.CONF
 
diff --git a/tempest/services/compute/xml/common.py b/tempest/common/xml_utils.py
similarity index 100%
rename from tempest/services/compute/xml/common.py
rename to tempest/common/xml_utils.py
diff --git a/tempest/config.py b/tempest/config.py
index b0945bb..be2a137 100644
--- a/tempest/config.py
+++ b/tempest/config.py
@@ -453,6 +453,9 @@
     cfg.BoolOpt('backup',
                 default=True,
                 help='Runs Cinder volumes backup test'),
+    cfg.BoolOpt('snapshot',
+                default=True,
+                help='Runs Cinder volume snapshot test'),
     cfg.ListOpt('api_extensions',
                 default=['all'],
                 help='A list of enabled volume extensions with a special '
diff --git a/tempest/openstack/common/__init__.py b/tempest/openstack/common/__init__.py
index e69de29..d1223ea 100644
--- a/tempest/openstack/common/__init__.py
+++ b/tempest/openstack/common/__init__.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.
+
+import six
+
+
+six.add_move(six.MovedModule('mox', 'mox', 'mox3.mox'))
diff --git a/tempest/openstack/common/config/generator.py b/tempest/openstack/common/config/generator.py
index eeb5a32..8156cc5 100644
--- a/tempest/openstack/common/config/generator.py
+++ b/tempest/openstack/common/config/generator.py
@@ -1,4 +1,5 @@
 # Copyright 2012 SINA Corporation
+# Copyright 2014 Cisco Systems, Inc.
 # All Rights Reserved.
 #
 #    Licensed under the Apache License, Version 2.0 (the "License"); you may
@@ -18,6 +19,7 @@
 
 from __future__ import print_function
 
+import argparse
 import imp
 import os
 import re
@@ -27,6 +29,7 @@
 
 from oslo.config import cfg
 import six
+import stevedore.named
 
 from tempest.openstack.common import gettextutils
 from tempest.openstack.common import importutils
@@ -38,6 +41,7 @@
 INTOPT = "IntOpt"
 FLOATOPT = "FloatOpt"
 LISTOPT = "ListOpt"
+DICTOPT = "DictOpt"
 MULTISTROPT = "MultiStrOpt"
 
 OPT_TYPES = {
@@ -46,11 +50,12 @@
     INTOPT: 'integer value',
     FLOATOPT: 'floating point value',
     LISTOPT: 'list value',
+    DICTOPT: 'dict value',
     MULTISTROPT: 'multi valued',
 }
 
 OPTION_REGEX = re.compile(r"(%s)" % "|".join([STROPT, BOOLOPT, INTOPT,
-                                              FLOATOPT, LISTOPT,
+                                              FLOATOPT, LISTOPT, DICTOPT,
                                               MULTISTROPT]))
 
 PY_EXT = ".py"
@@ -59,34 +64,60 @@
 WORDWRAP_WIDTH = 60
 
 
-def generate(srcfiles):
+def raise_extension_exception(extmanager, ep, err):
+    raise
+
+
+def generate(argv):
+    parser = argparse.ArgumentParser(
+        description='generate sample configuration file',
+    )
+    parser.add_argument('-m', dest='modules', action='append')
+    parser.add_argument('-l', dest='libraries', action='append')
+    parser.add_argument('srcfiles', nargs='*')
+    parsed_args = parser.parse_args(argv)
+
     mods_by_pkg = dict()
-    for filepath in srcfiles:
+    for filepath in parsed_args.srcfiles:
         pkg_name = filepath.split(os.sep)[1]
         mod_str = '.'.join(['.'.join(filepath.split(os.sep)[:-1]),
                             os.path.basename(filepath).split('.')[0]])
         mods_by_pkg.setdefault(pkg_name, list()).append(mod_str)
     # NOTE(lzyeval): place top level modules before packages
-    pkg_names = filter(lambda x: x.endswith(PY_EXT), mods_by_pkg.keys())
-    pkg_names.sort()
-    ext_names = filter(lambda x: x not in pkg_names, mods_by_pkg.keys())
-    ext_names.sort()
+    pkg_names = sorted(pkg for pkg in mods_by_pkg if pkg.endswith(PY_EXT))
+    ext_names = sorted(pkg for pkg in mods_by_pkg if pkg not in pkg_names)
     pkg_names.extend(ext_names)
 
     # opts_by_group is a mapping of group name to an options list
     # The options list is a list of (module, options) tuples
     opts_by_group = {'DEFAULT': []}
 
-    extra_modules = os.getenv("TEMPEST_CONFIG_GENERATOR_EXTRA_MODULES", "")
-    if extra_modules:
-        for module_name in extra_modules.split(','):
-            module_name = module_name.strip()
+    if parsed_args.modules:
+        for module_name in parsed_args.modules:
             module = _import_module(module_name)
             if module:
                 for group, opts in _list_opts(module):
                     opts_by_group.setdefault(group, []).append((module_name,
                                                                 opts))
 
+    # Look for entry points defined in libraries (or applications) for
+    # option discovery, and include their return values in the output.
+    #
+    # Each entry point should be a function returning an iterable
+    # of pairs with the group name (or None for the default group)
+    # and the list of Opt instances for that group.
+    if parsed_args.libraries:
+        loader = stevedore.named.NamedExtensionManager(
+            'oslo.config.opts',
+            names=list(set(parsed_args.libraries)),
+            invoke_on_load=False,
+            on_load_failure_callback=raise_extension_exception
+        )
+        for ext in loader:
+            for group, opts in ext.plugin():
+                opt_list = opts_by_group.setdefault(group or 'DEFAULT', [])
+                opt_list.append((ext.name, opts))
+
     for pkg_name in pkg_names:
         mods = mods_by_pkg.get(pkg_name)
         mods.sort()
@@ -120,7 +151,7 @@
 
 def _is_in_group(opt, group):
     "Check if opt is in group."
-    for key, value in group._opts.items():
+    for value in group._opts.values():
         # NOTE(llu): Temporary workaround for bug #1262148, wait until
         # newly released oslo.config support '==' operator.
         if not(value['opt'] != opt):
@@ -134,7 +165,7 @@
         return 'DEFAULT'
 
     # what other groups is it in?
-    for key, value in cfg.CONF.items():
+    for value in cfg.CONF.values():
         if isinstance(value, cfg.CONF.GroupAttr):
             if _is_in_group(opt, value._group):
                 return value._group.name
@@ -203,7 +234,7 @@
         return value.replace(BASEDIR, '')
     elif value == _get_my_ip():
         return '10.0.0.1'
-    elif value == socket.gethostname() and 'host' in name:
+    elif value in (socket.gethostname(), socket.getfqdn()) and 'host' in name:
         return 'tempest'
     elif value.strip() != value:
         return '"%s"' % value
@@ -221,7 +252,8 @@
     except (ValueError, AttributeError) as err:
         sys.stderr.write("%s\n" % str(err))
         sys.exit(1)
-    opt_help += ' (' + OPT_TYPES[opt_type] + ')'
+    opt_help = u'%s (%s)' % (opt_help,
+                             OPT_TYPES[opt_type])
     print('#', "\n# ".join(textwrap.wrap(opt_help, WORDWRAP_WIDTH)))
     if opt.deprecated_opts:
         for deprecated_opt in opt.deprecated_opts:
@@ -251,6 +283,11 @@
         elif opt_type == LISTOPT:
             assert(isinstance(opt_default, list))
             print('#%s=%s' % (opt_name, ','.join(opt_default)))
+        elif opt_type == DICTOPT:
+            assert(isinstance(opt_default, dict))
+            opt_default_strlist = [str(key) + ':' + str(value)
+                                   for (key, value) in opt_default.items()]
+            print('#%s=%s' % (opt_name, ','.join(opt_default_strlist)))
         elif opt_type == MULTISTROPT:
             assert(isinstance(opt_default, list))
             if not opt_default:
diff --git a/tempest/openstack/common/gettextutils.py b/tempest/openstack/common/gettextutils.py
index 825c2e0..17f66f7 100644
--- a/tempest/openstack/common/gettextutils.py
+++ b/tempest/openstack/common/gettextutils.py
@@ -23,14 +23,11 @@
 """
 
 import copy
+import functools
 import gettext
-import logging
+import locale
+from logging import handlers
 import os
-import re
-try:
-    import UserString as _userString
-except ImportError:
-    import collections as _userString
 
 from babel import localedata
 import six
@@ -38,6 +35,17 @@
 _localedir = os.environ.get('tempest'.upper() + '_LOCALEDIR')
 _t = gettext.translation('tempest', localedir=_localedir, fallback=True)
 
+# We use separate translation catalogs for each log level, so set up a
+# mapping between the log level name and the translator. The domain
+# for the log level is project_name + "-log-" + log_level so messages
+# for each level end up in their own catalog.
+_t_log_levels = dict(
+    (level, gettext.translation('tempest' + '-log-' + level,
+                                localedir=_localedir,
+                                fallback=True))
+    for level in ['info', 'warning', 'error', 'critical']
+)
+
 _AVAILABLE_LANGUAGES = {}
 USE_LAZY = False
 
@@ -56,13 +64,35 @@
 
 def _(msg):
     if USE_LAZY:
-        return Message(msg, 'tempest')
+        return Message(msg, domain='tempest')
     else:
         if six.PY3:
             return _t.gettext(msg)
         return _t.ugettext(msg)
 
 
+def _log_translation(msg, level):
+    """Build a single translation of a log message
+    """
+    if USE_LAZY:
+        return Message(msg, domain='tempest' + '-log-' + level)
+    else:
+        translator = _t_log_levels[level]
+        if six.PY3:
+            return translator.gettext(msg)
+        return translator.ugettext(msg)
+
+# Translators for log levels.
+#
+# The abbreviated names are meant to reflect the usual use of a short
+# name like '_'. The "L" is for "log" and the other letter comes from
+# the level.
+_LI = functools.partial(_log_translation, level='info')
+_LW = functools.partial(_log_translation, level='warning')
+_LE = functools.partial(_log_translation, level='error')
+_LC = functools.partial(_log_translation, level='critical')
+
+
 def install(domain, lazy=False):
     """Install a _() function using the given translation domain.
 
@@ -88,11 +118,6 @@
         # messages in OpenStack. We override the standard _() function
         # and % (format string) operation to build Message objects that can
         # later be translated when we have more information.
-        #
-        # Also included below is an example LocaleHandler that translates
-        # Messages to an associated locale, effectively allowing many logs,
-        # each with their own locale.
-
         def _lazy_gettext(msg):
             """Create and return a Message object.
 
@@ -103,7 +128,7 @@
             Message encapsulates a string so that we can translate
             it later when needed.
             """
-            return Message(msg, domain)
+            return Message(msg, domain=domain)
 
         from six import moves
         moves.builtins.__dict__['_'] = _lazy_gettext
@@ -118,182 +143,144 @@
                             unicode=True)
 
 
-class Message(_userString.UserString, object):
-    """Class used to encapsulate translatable messages."""
-    def __init__(self, msg, domain):
-        # _msg is the gettext msgid and should never change
-        self._msg = msg
-        self._left_extra_msg = ''
-        self._right_extra_msg = ''
-        self._locale = None
-        self.params = None
-        self.domain = domain
+class Message(six.text_type):
+    """A Message object is a unicode object that can be translated.
 
-    @property
-    def data(self):
-        # NOTE(mrodden): this should always resolve to a unicode string
-        # that best represents the state of the message currently
+    Translation of Message is done explicitly using the translate() method.
+    For all non-translation intents and purposes, a Message is simply unicode,
+    and can be treated as such.
+    """
 
-        localedir = os.environ.get(self.domain.upper() + '_LOCALEDIR')
-        if self.locale:
-            lang = gettext.translation(self.domain,
-                                       localedir=localedir,
-                                       languages=[self.locale],
-                                       fallback=True)
-        else:
-            # use system locale for translations
-            lang = gettext.translation(self.domain,
-                                       localedir=localedir,
-                                       fallback=True)
+    def __new__(cls, msgid, msgtext=None, params=None,
+                domain='tempest', *args):
+        """Create a new Message object.
 
+        In order for translation to work gettext requires a message ID, this
+        msgid will be used as the base unicode text. It is also possible
+        for the msgid and the base unicode text to be different by passing
+        the msgtext parameter.
+        """
+        # If the base msgtext is not given, we use the default translation
+        # of the msgid (which is in English) just in case the system locale is
+        # not English, so that the base text will be in that locale by default.
+        if not msgtext:
+            msgtext = Message._translate_msgid(msgid, domain)
+        # We want to initialize the parent unicode with the actual object that
+        # would have been plain unicode if 'Message' was not enabled.
+        msg = super(Message, cls).__new__(cls, msgtext)
+        msg.msgid = msgid
+        msg.domain = domain
+        msg.params = params
+        return msg
+
+    def translate(self, desired_locale=None):
+        """Translate this message to the desired locale.
+
+        :param desired_locale: The desired locale to translate the message to,
+                               if no locale is provided the message will be
+                               translated to the system's default locale.
+
+        :returns: the translated message in unicode
+        """
+
+        translated_message = Message._translate_msgid(self.msgid,
+                                                      self.domain,
+                                                      desired_locale)
+        if self.params is None:
+            # No need for more translation
+            return translated_message
+
+        # This Message object may have been formatted with one or more
+        # Message objects as substitution arguments, given either as a single
+        # argument, part of a tuple, or as one or more values in a dictionary.
+        # When translating this Message we need to translate those Messages too
+        translated_params = _translate_args(self.params, desired_locale)
+
+        translated_message = translated_message % translated_params
+
+        return translated_message
+
+    @staticmethod
+    def _translate_msgid(msgid, domain, desired_locale=None):
+        if not desired_locale:
+            system_locale = locale.getdefaultlocale()
+            # If the system locale is not available to the runtime use English
+            if not system_locale[0]:
+                desired_locale = 'en_US'
+            else:
+                desired_locale = system_locale[0]
+
+        locale_dir = os.environ.get(domain.upper() + '_LOCALEDIR')
+        lang = gettext.translation(domain,
+                                   localedir=locale_dir,
+                                   languages=[desired_locale],
+                                   fallback=True)
         if six.PY3:
-            ugettext = lang.gettext
+            translator = lang.gettext
         else:
-            ugettext = lang.ugettext
+            translator = lang.ugettext
 
-        full_msg = (self._left_extra_msg +
-                    ugettext(self._msg) +
-                    self._right_extra_msg)
-
-        if self.params is not None:
-            full_msg = full_msg % self.params
-
-        return six.text_type(full_msg)
-
-    @property
-    def locale(self):
-        return self._locale
-
-    @locale.setter
-    def locale(self, value):
-        self._locale = value
-        if not self.params:
-            return
-
-        # This Message object may have been constructed with one or more
-        # Message objects as substitution parameters, given as a single
-        # Message, or a tuple or Map containing some, so when setting the
-        # locale for this Message we need to set it for those Messages too.
-        if isinstance(self.params, Message):
-            self.params.locale = value
-            return
-        if isinstance(self.params, tuple):
-            for param in self.params:
-                if isinstance(param, Message):
-                    param.locale = value
-            return
-        if isinstance(self.params, dict):
-            for param in self.params.values():
-                if isinstance(param, Message):
-                    param.locale = value
-
-    def _save_dictionary_parameter(self, dict_param):
-        full_msg = self.data
-        # look for %(blah) fields in string;
-        # ignore %% and deal with the
-        # case where % is first character on the line
-        keys = re.findall('(?:[^%]|^)?%\((\w*)\)[a-z]', full_msg)
-
-        # if we don't find any %(blah) blocks but have a %s
-        if not keys and re.findall('(?:[^%]|^)%[a-z]', full_msg):
-            # apparently the full dictionary is the parameter
-            params = copy.deepcopy(dict_param)
-        else:
-            params = {}
-            for key in keys:
-                try:
-                    params[key] = copy.deepcopy(dict_param[key])
-                except TypeError:
-                    # cast uncopyable thing to unicode string
-                    params[key] = six.text_type(dict_param[key])
-
-        return params
-
-    def _save_parameters(self, other):
-        # we check for None later to see if
-        # we actually have parameters to inject,
-        # so encapsulate if our parameter is actually None
-        if other is None:
-            self.params = (other, )
-        elif isinstance(other, dict):
-            self.params = self._save_dictionary_parameter(other)
-        else:
-            # fallback to casting to unicode,
-            # this will handle the problematic python code-like
-            # objects that cannot be deep-copied
-            try:
-                self.params = copy.deepcopy(other)
-            except TypeError:
-                self.params = six.text_type(other)
-
-        return self
-
-    # overrides to be more string-like
-    def __unicode__(self):
-        return self.data
-
-    def __str__(self):
-        if six.PY3:
-            return self.__unicode__()
-        return self.data.encode('utf-8')
-
-    def __getstate__(self):
-        to_copy = ['_msg', '_right_extra_msg', '_left_extra_msg',
-                   'domain', 'params', '_locale']
-        new_dict = self.__dict__.fromkeys(to_copy)
-        for attr in to_copy:
-            new_dict[attr] = copy.deepcopy(self.__dict__[attr])
-
-        return new_dict
-
-    def __setstate__(self, state):
-        for (k, v) in state.items():
-            setattr(self, k, v)
-
-    # operator overloads
-    def __add__(self, other):
-        copied = copy.deepcopy(self)
-        copied._right_extra_msg += other.__str__()
-        return copied
-
-    def __radd__(self, other):
-        copied = copy.deepcopy(self)
-        copied._left_extra_msg += other.__str__()
-        return copied
+        translated_message = translator(msgid)
+        return translated_message
 
     def __mod__(self, other):
-        # do a format string to catch and raise
-        # any possible KeyErrors from missing parameters
-        self.data % other
-        copied = copy.deepcopy(self)
-        return copied._save_parameters(other)
+        # When we mod a Message we want the actual operation to be performed
+        # by the parent class (i.e. unicode()), the only thing  we do here is
+        # save the original msgid and the parameters in case of a translation
+        params = self._sanitize_mod_params(other)
+        unicode_mod = super(Message, self).__mod__(params)
+        modded = Message(self.msgid,
+                         msgtext=unicode_mod,
+                         params=params,
+                         domain=self.domain)
+        return modded
 
-    def __mul__(self, other):
-        return self.data * other
+    def _sanitize_mod_params(self, other):
+        """Sanitize the object being modded with this Message.
 
-    def __rmul__(self, other):
-        return other * self.data
-
-    def __getitem__(self, key):
-        return self.data[key]
-
-    def __getslice__(self, start, end):
-        return self.data.__getslice__(start, end)
-
-    def __getattribute__(self, name):
-        # NOTE(mrodden): handle lossy operations that we can't deal with yet
-        # These override the UserString implementation, since UserString
-        # uses our __class__ attribute to try and build a new message
-        # after running the inner data string through the operation.
-        # At that point, we have lost the gettext message id and can just
-        # safely resolve to a string instead.
-        ops = ['capitalize', 'center', 'decode', 'encode',
-               'expandtabs', 'ljust', 'lstrip', 'replace', 'rjust', 'rstrip',
-               'strip', 'swapcase', 'title', 'translate', 'upper', 'zfill']
-        if name in ops:
-            return getattr(self.data, name)
+        - Add support for modding 'None' so translation supports it
+        - Trim the modded object, which can be a large dictionary, to only
+        those keys that would actually be used in a translation
+        - Snapshot the object being modded, in case the message is
+        translated, it will be used as it was when the Message was created
+        """
+        if other is None:
+            params = (other,)
+        elif isinstance(other, dict):
+            # Merge the dictionaries
+            # Copy each item in case one does not support deep copy.
+            params = {}
+            if isinstance(self.params, dict):
+                for key, val in self.params.items():
+                    params[key] = self._copy_param(val)
+            for key, val in other.items():
+                params[key] = self._copy_param(val)
         else:
-            return _userString.UserString.__getattribute__(self, name)
+            params = self._copy_param(other)
+        return params
+
+    def _copy_param(self, param):
+        try:
+            return copy.deepcopy(param)
+        except Exception:
+            # Fallback to casting to unicode this will handle the
+            # python code-like objects that can't be deep-copied
+            return six.text_type(param)
+
+    def __add__(self, other):
+        msg = _('Message objects do not support addition.')
+        raise TypeError(msg)
+
+    def __radd__(self, other):
+        return self.__add__(other)
+
+    def __str__(self):
+        # NOTE(luisg): Logging in python 2.6 tries to str() log records,
+        # and it expects specifically a UnicodeError in order to proceed.
+        msg = _('Message objects do not support str() because they may '
+                'contain non-ascii characters. '
+                'Please use unicode() or translate() instead.')
+        raise UnicodeError(msg)
 
 
 def get_available_languages(domain):
@@ -319,53 +306,143 @@
     list_identifiers = (getattr(localedata, 'list', None) or
                         getattr(localedata, 'locale_identifiers'))
     locale_identifiers = list_identifiers()
+
     for i in locale_identifiers:
         if find(i) is not None:
             language_list.append(i)
+
+    # NOTE(luisg): Babel>=1.0,<1.3 has a bug where some OpenStack supported
+    # locales (e.g. 'zh_CN', and 'zh_TW') aren't supported even though they
+    # are perfectly legitimate locales:
+    #     https://github.com/mitsuhiko/babel/issues/37
+    # In Babel 1.3 they fixed the bug and they support these locales, but
+    # they are still not explicitly "listed" by locale_identifiers().
+    # That is  why we add the locales here explicitly if necessary so that
+    # they are listed as supported.
+    aliases = {'zh': 'zh_CN',
+               'zh_Hant_HK': 'zh_HK',
+               'zh_Hant': 'zh_TW',
+               'fil': 'tl_PH'}
+    for (locale, alias) in six.iteritems(aliases):
+        if locale in language_list and alias not in language_list:
+            language_list.append(alias)
+
     _AVAILABLE_LANGUAGES[domain] = language_list
     return copy.copy(language_list)
 
 
-def get_localized_message(message, user_locale):
-    """Gets a localized version of the given message in the given locale.
+def translate(obj, desired_locale=None):
+    """Gets the translated unicode representation of the given object.
 
-    If the message is not a Message object the message is returned as-is.
-    If the locale is None the message is translated to the default locale.
+    If the object is not translatable it is returned as-is.
+    If the locale is None the object is translated to the system locale.
 
-    :returns: the translated message in unicode, or the original message if
+    :param obj: the object to translate
+    :param desired_locale: the locale to translate the message to, if None the
+                           default system locale will be used
+    :returns: the translated object in unicode, or the original object if
               it could not be translated
     """
-    translated = message
+    message = obj
+    if not isinstance(message, Message):
+        # If the object to translate is not already translatable,
+        # let's first get its unicode representation
+        message = six.text_type(obj)
     if isinstance(message, Message):
-        original_locale = message.locale
-        message.locale = user_locale
-        translated = six.text_type(message)
-        message.locale = original_locale
-    return translated
+        # Even after unicoding() we still need to check if we are
+        # running with translatable unicode before translating
+        return message.translate(desired_locale)
+    return obj
 
 
-class LocaleHandler(logging.Handler):
-    """Handler that can have a locale associated to translate Messages.
+def _translate_args(args, desired_locale=None):
+    """Translates all the translatable elements of the given arguments object.
 
-    A quick example of how to utilize the Message class above.
-    LocaleHandler takes a locale and a target logging.Handler object
-    to forward LogRecord objects to after translating the internal Message.
+    This method is used for translating the translatable values in method
+    arguments which include values of tuples or dictionaries.
+    If the object is not a tuple or a dictionary the object itself is
+    translated if it is translatable.
+
+    If the locale is None the object is translated to the system locale.
+
+    :param args: the args to translate
+    :param desired_locale: the locale to translate the args to, if None the
+                           default system locale will be used
+    :returns: a new args object with the translated contents of the original
+    """
+    if isinstance(args, tuple):
+        return tuple(translate(v, desired_locale) for v in args)
+    if isinstance(args, dict):
+        translated_dict = {}
+        for (k, v) in six.iteritems(args):
+            translated_v = translate(v, desired_locale)
+            translated_dict[k] = translated_v
+        return translated_dict
+    return translate(args, desired_locale)
+
+
+class TranslationHandler(handlers.MemoryHandler):
+    """Handler that translates records before logging them.
+
+    The TranslationHandler takes a locale and a target logging.Handler object
+    to forward LogRecord objects to after translating them. This handler
+    depends on Message objects being logged, instead of regular strings.
+
+    The handler can be configured declaratively in the logging.conf as follows:
+
+        [handlers]
+        keys = translatedlog, translator
+
+        [handler_translatedlog]
+        class = handlers.WatchedFileHandler
+        args = ('/var/log/api-localized.log',)
+        formatter = context
+
+        [handler_translator]
+        class = openstack.common.log.TranslationHandler
+        target = translatedlog
+        args = ('zh_CN',)
+
+    If the specified locale is not available in the system, the handler will
+    log in the default locale.
     """
 
-    def __init__(self, locale, target):
-        """Initialize a LocaleHandler
+    def __init__(self, locale=None, target=None):
+        """Initialize a TranslationHandler
 
         :param locale: locale to use for translating messages
         :param target: logging.Handler object to forward
                        LogRecord objects to after translation
         """
-        logging.Handler.__init__(self)
+        # NOTE(luisg): In order to allow this handler to be a wrapper for
+        # other handlers, such as a FileHandler, and still be able to
+        # configure it using logging.conf, this handler has to extend
+        # MemoryHandler because only the MemoryHandlers' logging.conf
+        # parsing is implemented such that it accepts a target handler.
+        handlers.MemoryHandler.__init__(self, capacity=0, target=target)
         self.locale = locale
-        self.target = target
+
+    def setFormatter(self, fmt):
+        self.target.setFormatter(fmt)
 
     def emit(self, record):
-        if isinstance(record.msg, Message):
-            # set the locale and resolve to a string
-            record.msg.locale = self.locale
+        # We save the message from the original record to restore it
+        # after translation, so other handlers are not affected by this
+        original_msg = record.msg
+        original_args = record.args
+
+        try:
+            self._translate_and_log_record(record)
+        finally:
+            record.msg = original_msg
+            record.args = original_args
+
+    def _translate_and_log_record(self, record):
+        record.msg = translate(record.msg, self.locale)
+
+        # In addition to translating the message, we also need to translate
+        # arguments that were passed to the log method that were not part
+        # of the main message e.g., log.info(_('Some message %s'), this_one))
+        record.args = _translate_args(record.args, self.locale)
 
         self.target.emit(record)
diff --git a/tempest/openstack/common/importutils.py b/tempest/openstack/common/importutils.py
index 4fd9ae2..6c0d3b2 100644
--- a/tempest/openstack/common/importutils.py
+++ b/tempest/openstack/common/importutils.py
@@ -58,6 +58,13 @@
     return sys.modules[import_str]
 
 
+def import_versioned_module(version, submodule=None):
+    module = 'tempest.v%s' % version
+    if submodule:
+        module = '.'.join((module, submodule))
+    return import_module(module)
+
+
 def try_import(import_str, default=None):
     """Try to import a module and if it fails return default."""
     try:
diff --git a/tempest/scenario/test_stamp_pattern.py b/tempest/scenario/test_stamp_pattern.py
index 128ec17..5235871 100644
--- a/tempest/scenario/test_stamp_pattern.py
+++ b/tempest/scenario/test_stamp_pattern.py
@@ -50,6 +50,13 @@
     14. Check the existence of a file which created at 6. in volume2
     """
 
+    @classmethod
+    def setUpClass(cls):
+        super(TestStampPattern, cls).setUpClass()
+
+        if not CONF.volume_feature_enabled.snapshot:
+            raise cls.skipException("Cinder volume snapshots are disabled")
+
     def _wait_for_volume_snapshot_status(self, volume_snapshot, status):
         self.status_timeout(self.volume_client.volume_snapshots,
                             volume_snapshot.id, status)
diff --git a/tempest/scenario/test_volume_boot_pattern.py b/tempest/scenario/test_volume_boot_pattern.py
index e89ea70..faca31f 100644
--- a/tempest/scenario/test_volume_boot_pattern.py
+++ b/tempest/scenario/test_volume_boot_pattern.py
@@ -35,6 +35,12 @@
      * Boot an additional instance from the new snapshot based volume
      * Check written content in the instance booted from snapshot
     """
+    @classmethod
+    def setUpClass(cls):
+        super(TestVolumeBootPattern, cls).setUpClass()
+
+        if not CONF.volume_feature_enabled.snapshot:
+            raise cls.skipException("Cinder volume snapshots are disabled")
 
     def _create_volume_from_image(self):
         img_uuid = CONF.compute.image_ref
diff --git a/tempest/services/compute/json/extensions_client.py b/tempest/services/compute/json/extensions_client.py
index 5ad8b98..ed2b14d 100644
--- a/tempest/services/compute/json/extensions_client.py
+++ b/tempest/services/compute/json/extensions_client.py
@@ -15,6 +15,7 @@
 
 import json
 
+from tempest.api_schema.compute.v2 import extensions as schema
 from tempest.common import rest_client
 from tempest import config
 
@@ -31,6 +32,7 @@
         url = 'extensions'
         resp, body = self.get(url)
         body = json.loads(body)
+        self.validate_response(schema.list_extensions, resp, body)
         return resp, body['extensions']
 
     def is_enabled(self, extension):
diff --git a/tempest/services/compute/json/flavors_client.py b/tempest/services/compute/json/flavors_client.py
index bc64117..bc4a64f 100644
--- a/tempest/services/compute/json/flavors_client.py
+++ b/tempest/services/compute/json/flavors_client.py
@@ -16,6 +16,7 @@
 import json
 import urllib
 
+from tempest.api_schema.compute import flavors as common_schema
 from tempest.api_schema.compute import flavors_access as schema_access
 from tempest.common import rest_client
 from tempest import config
@@ -36,6 +37,7 @@
 
         resp, body = self.get(url)
         body = json.loads(body)
+        self.validate_response(common_schema.list_flavors, resp, body)
         return resp, body['flavors']
 
     def list_flavors_with_detail(self, params=None):
diff --git a/tempest/services/compute/json/hypervisor_client.py b/tempest/services/compute/json/hypervisor_client.py
index c6b13b0..30228b3 100644
--- a/tempest/services/compute/json/hypervisor_client.py
+++ b/tempest/services/compute/json/hypervisor_client.py
@@ -15,6 +15,8 @@
 
 import json
 
+from tempest.api_schema.compute import hypervisors as common_schema
+from tempest.api_schema.compute.v2 import hypervisors as v2schema
 from tempest.common import rest_client
 from tempest import config
 
@@ -31,40 +33,51 @@
         """List hypervisors information."""
         resp, body = self.get('os-hypervisors')
         body = json.loads(body)
+        self.validate_response(common_schema.common_hypervisors_detail,
+                               resp, body)
         return resp, body['hypervisors']
 
     def get_hypervisor_list_details(self):
         """Show detailed hypervisors information."""
         resp, body = self.get('os-hypervisors/detail')
         body = json.loads(body)
+        self.validate_response(common_schema.common_list_hypervisors_detail,
+                               resp, body)
         return resp, body['hypervisors']
 
     def get_hypervisor_show_details(self, hyper_id):
         """Display the details of the specified hypervisor."""
         resp, body = self.get('os-hypervisors/%s' % hyper_id)
         body = json.loads(body)
+        self.validate_response(common_schema.common_show_hypervisor,
+                               resp, body)
         return resp, body['hypervisor']
 
     def get_hypervisor_servers(self, hyper_name):
         """List instances belonging to the specified hypervisor."""
         resp, body = self.get('os-hypervisors/%s/servers' % hyper_name)
         body = json.loads(body)
+        self.validate_response(v2schema.hypervisors_servers, resp, body)
         return resp, body['hypervisors']
 
     def get_hypervisor_stats(self):
         """Get hypervisor statistics over all compute nodes."""
         resp, body = self.get('os-hypervisors/statistics')
         body = json.loads(body)
+        self.validate_response(common_schema.hypervisor_statistics, resp, body)
         return resp, body['hypervisor_statistics']
 
     def get_hypervisor_uptime(self, hyper_id):
         """Display the uptime of the specified hypervisor."""
         resp, body = self.get('os-hypervisors/%s/uptime' % hyper_id)
         body = json.loads(body)
+        self.validate_response(common_schema.hypervisor_uptime, resp, body)
         return resp, body['hypervisor']
 
     def search_hypervisor(self, hyper_name):
         """Search specified hypervisor."""
         resp, body = self.get('os-hypervisors/%s/search' % hyper_name)
         body = json.loads(body)
+        self.validate_response(common_schema.common_hypervisors_detail,
+                               resp, body)
         return resp, body['hypervisors']
diff --git a/tempest/services/compute/json/images_client.py b/tempest/services/compute/json/images_client.py
index 2f128f2..bd39a04 100644
--- a/tempest/services/compute/json/images_client.py
+++ b/tempest/services/compute/json/images_client.py
@@ -48,6 +48,7 @@
         post_body = json.dumps(post_body)
         resp, body = self.post('servers/%s/action' % str(server_id),
                                post_body)
+        self.validate_response(schema.create_image, resp, body)
         return resp, body
 
     def list_images(self, params=None):
@@ -81,7 +82,9 @@
 
     def delete_image(self, image_id):
         """Deletes the provided image."""
-        return self.delete("images/%s" % str(image_id))
+        resp, body = self.delete("images/%s" % str(image_id))
+        self.validate_response(schema.delete, resp, body)
+        return resp, body
 
     def wait_for_image_status(self, image_id, status):
         """Waits for an image to reach a given status."""
@@ -91,6 +94,7 @@
         """Lists all metadata items for an image."""
         resp, body = self.get("images/%s/metadata" % str(image_id))
         body = json.loads(body)
+        self.validate_response(schema.image_metadata, resp, body)
         return resp, body['metadata']
 
     def set_image_metadata(self, image_id, meta):
@@ -98,6 +102,7 @@
         post_body = json.dumps({'metadata': meta})
         resp, body = self.put('images/%s/metadata' % str(image_id), post_body)
         body = json.loads(body)
+        self.validate_response(schema.image_metadata, resp, body)
         return resp, body['metadata']
 
     def update_image_metadata(self, image_id, meta):
@@ -105,12 +110,14 @@
         post_body = json.dumps({'metadata': meta})
         resp, body = self.post('images/%s/metadata' % str(image_id), post_body)
         body = json.loads(body)
+        self.validate_response(schema.image_metadata, resp, body)
         return resp, body['metadata']
 
     def get_image_metadata_item(self, image_id, key):
         """Returns the value for a specific image metadata key."""
         resp, body = self.get("images/%s/metadata/%s" % (str(image_id), key))
         body = json.loads(body)
+        self.validate_response(schema.image_meta_item, resp, body)
         return resp, body['meta']
 
     def set_image_metadata_item(self, image_id, key, meta):
@@ -119,12 +126,14 @@
         resp, body = self.put('images/%s/metadata/%s' % (str(image_id), key),
                               post_body)
         body = json.loads(body)
+        self.validate_response(schema.image_meta_item, resp, body)
         return resp, body['meta']
 
     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" %
                                  (str(image_id), key))
+        self.validate_response(schema.delete, resp, body)
         return resp, body
 
     def is_resource_deleted(self, id):
diff --git a/tempest/services/compute/json/keypairs_client.py b/tempest/services/compute/json/keypairs_client.py
index 71f235d..be93789 100644
--- a/tempest/services/compute/json/keypairs_client.py
+++ b/tempest/services/compute/json/keypairs_client.py
@@ -53,7 +53,10 @@
         post_body = json.dumps(post_body)
         resp, body = self.post("os-keypairs", body=post_body)
         body = json.loads(body)
+        self.validate_response(schema.create_keypair, resp, body)
         return resp, body['keypair']
 
     def delete_keypair(self, key_name):
-        return self.delete("os-keypairs/%s" % str(key_name))
+        resp, body = self.delete("os-keypairs/%s" % str(key_name))
+        self.validate_response(schema.delete_keypair, resp, body)
+        return resp, body
diff --git a/tempest/services/compute/v3/json/extensions_client.py b/tempest/services/compute/v3/json/extensions_client.py
index 46f17a4..13292db 100644
--- a/tempest/services/compute/v3/json/extensions_client.py
+++ b/tempest/services/compute/v3/json/extensions_client.py
@@ -15,6 +15,7 @@
 
 import json
 
+from tempest.api_schema.compute.v3 import extensions as schema
 from tempest.common import rest_client
 from tempest import config
 
@@ -31,6 +32,7 @@
         url = 'extensions'
         resp, body = self.get(url)
         body = json.loads(body)
+        self.validate_response(schema.list_extensions, resp, body)
         return resp, body['extensions']
 
     def is_enabled(self, extension):
diff --git a/tempest/services/compute/v3/json/flavors_client.py b/tempest/services/compute/v3/json/flavors_client.py
index 655e279..3fdb3ca 100644
--- a/tempest/services/compute/v3/json/flavors_client.py
+++ b/tempest/services/compute/v3/json/flavors_client.py
@@ -16,6 +16,7 @@
 import json
 import urllib
 
+from tempest.api_schema.compute import flavors as common_schema
 from tempest.api_schema.compute import flavors_access as schema_access
 from tempest.common import rest_client
 from tempest import config
@@ -36,6 +37,7 @@
 
         resp, body = self.get(url)
         body = json.loads(body)
+        self.validate_response(common_schema.list_flavors, resp, body)
         return resp, body['flavors']
 
     def list_flavors_with_detail(self, params=None):
diff --git a/tempest/services/compute/v3/json/hypervisor_client.py b/tempest/services/compute/v3/json/hypervisor_client.py
index 30e391f..51468c9 100644
--- a/tempest/services/compute/v3/json/hypervisor_client.py
+++ b/tempest/services/compute/v3/json/hypervisor_client.py
@@ -15,6 +15,8 @@
 
 import json
 
+from tempest.api_schema.compute import hypervisors as common_schema
+from tempest.api_schema.compute.v3 import hypervisors as v3schema
 from tempest.common import rest_client
 from tempest import config
 
@@ -31,40 +33,49 @@
         """List hypervisors information."""
         resp, body = self.get('os-hypervisors')
         body = json.loads(body)
+        self.validate_response(common_schema.common_hypervisors_detail,
+                               resp, body)
         return resp, body['hypervisors']
 
     def get_hypervisor_list_details(self):
         """Show detailed hypervisors information."""
         resp, body = self.get('os-hypervisors/detail')
         body = json.loads(body)
+        self.validate_response(v3schema.list_hypervisors_detail, resp, body)
         return resp, body['hypervisors']
 
     def get_hypervisor_show_details(self, hyper_id):
         """Display the details of the specified hypervisor."""
         resp, body = self.get('os-hypervisors/%s' % hyper_id)
         body = json.loads(body)
+        self.validate_response(v3schema.show_hypervisor, resp, body)
         return resp, body['hypervisor']
 
     def get_hypervisor_servers(self, hyper_name):
         """List instances belonging to the specified hypervisor."""
         resp, body = self.get('os-hypervisors/%s/servers' % hyper_name)
         body = json.loads(body)
+        self.validate_response(v3schema.hypervisors_servers, resp, body)
         return resp, body['hypervisor']
 
     def get_hypervisor_stats(self):
         """Get hypervisor statistics over all compute nodes."""
         resp, body = self.get('os-hypervisors/statistics')
         body = json.loads(body)
+        self.validate_response(common_schema.hypervisor_statistics, resp, body)
         return resp, body['hypervisor_statistics']
 
     def get_hypervisor_uptime(self, hyper_id):
         """Display the uptime of the specified hypervisor."""
         resp, body = self.get('os-hypervisors/%s/uptime' % hyper_id)
         body = json.loads(body)
+        self.validate_response(common_schema.hypervisor_uptime, resp, body)
         return resp, body['hypervisor']
 
     def search_hypervisor(self, hyper_name):
         """Search specified hypervisor."""
         resp, body = self.get('os-hypervisors/search?query=%s' % hyper_name)
         body = json.loads(body)
+        self.validate_response(common_schema.common_hypervisors_detail,
+                               resp, body)
         return resp, body['hypervisors']
diff --git a/tempest/services/compute/v3/json/keypairs_client.py b/tempest/services/compute/v3/json/keypairs_client.py
index d315bc4..f090d7d 100644
--- a/tempest/services/compute/v3/json/keypairs_client.py
+++ b/tempest/services/compute/v3/json/keypairs_client.py
@@ -53,7 +53,10 @@
         post_body = json.dumps(post_body)
         resp, body = self.post("keypairs", body=post_body)
         body = json.loads(body)
+        self.validate_response(schema.create_keypair, resp, body)
         return resp, body['keypair']
 
     def delete_keypair(self, key_name):
-        return self.delete("keypairs/%s" % str(key_name))
+        resp, body = self.delete("keypairs/%s" % str(key_name))
+        self.validate_response(schema.delete_keypair, resp, body)
+        return resp, body
diff --git a/tempest/services/compute/xml/aggregates_client.py b/tempest/services/compute/xml/aggregates_client.py
index 5b250ee..b5f7678 100644
--- a/tempest/services/compute/xml/aggregates_client.py
+++ b/tempest/services/compute/xml/aggregates_client.py
@@ -16,12 +16,9 @@
 from lxml import etree
 
 from tempest.common import rest_client
+from tempest.common import xml_utils
 from tempest import config
 from tempest import exceptions
-from tempest.services.compute.xml.common import Document
-from tempest.services.compute.xml.common import Element
-from tempest.services.compute.xml.common import Text
-from tempest.services.compute.xml.common import xml_to_json
 
 CONF = config.CONF
 
@@ -34,7 +31,7 @@
         self.service = CONF.compute.catalog_type
 
     def _format_aggregate(self, g):
-        agg = xml_to_json(g)
+        agg = xml_utils.xml_to_json(g)
         aggregate = {}
         for key, value in agg.items():
             if key == 'hosts':
@@ -64,21 +61,21 @@
 
     def create_aggregate(self, name, availability_zone=None):
         """Creates a new aggregate."""
-        post_body = Element("aggregate",
-                            name=name,
-                            availability_zone=availability_zone)
+        post_body = xml_utils.Element("aggregate",
+                                      name=name,
+                                      availability_zone=availability_zone)
         resp, body = self.post('os-aggregates',
-                               str(Document(post_body)))
+                               str(xml_utils.Document(post_body)))
         aggregate = self._format_aggregate(etree.fromstring(body))
         return resp, aggregate
 
     def update_aggregate(self, aggregate_id, name, availability_zone=None):
         """Update a aggregate."""
-        put_body = Element("aggregate",
-                           name=name,
-                           availability_zone=availability_zone)
+        put_body = xml_utils.Element("aggregate",
+                                     name=name,
+                                     availability_zone=availability_zone)
         resp, body = self.put('os-aggregates/%s' % str(aggregate_id),
-                              str(Document(put_body)))
+                              str(xml_utils.Document(put_body)))
         aggregate = self._format_aggregate(etree.fromstring(body))
         return resp, aggregate
 
@@ -95,30 +92,30 @@
 
     def add_host(self, aggregate_id, host):
         """Adds a host to the given aggregate."""
-        post_body = Element("add_host", host=host)
+        post_body = xml_utils.Element("add_host", host=host)
         resp, body = self.post('os-aggregates/%s/action' % aggregate_id,
-                               str(Document(post_body)))
+                               str(xml_utils.Document(post_body)))
         aggregate = self._format_aggregate(etree.fromstring(body))
         return resp, aggregate
 
     def remove_host(self, aggregate_id, host):
         """Removes a host from the given aggregate."""
-        post_body = Element("remove_host", host=host)
+        post_body = xml_utils.Element("remove_host", host=host)
         resp, body = self.post('os-aggregates/%s/action' % aggregate_id,
-                               str(Document(post_body)))
+                               str(xml_utils.Document(post_body)))
         aggregate = self._format_aggregate(etree.fromstring(body))
         return resp, aggregate
 
     def set_metadata(self, aggregate_id, meta):
         """Replaces the aggregate's existing metadata with new metadata."""
-        post_body = Element("set_metadata")
-        metadata = Element("metadata")
+        post_body = xml_utils.Element("set_metadata")
+        metadata = xml_utils.Element("metadata")
         post_body.append(metadata)
         for k, v in meta.items():
-            meta = Element(k)
-            meta.append(Text(v))
+            meta = xml_utils.Element(k)
+            meta.append(xml_utils.Text(v))
             metadata.append(meta)
         resp, body = self.post('os-aggregates/%s/action' % aggregate_id,
-                               str(Document(post_body)))
+                               str(xml_utils.Document(post_body)))
         aggregate = self._format_aggregate(etree.fromstring(body))
         return resp, aggregate
diff --git a/tempest/services/compute/xml/availability_zone_client.py b/tempest/services/compute/xml/availability_zone_client.py
index 4d71186..38446b8 100644
--- a/tempest/services/compute/xml/availability_zone_client.py
+++ b/tempest/services/compute/xml/availability_zone_client.py
@@ -16,8 +16,8 @@
 from lxml import etree
 
 from tempest.common import rest_client
+from tempest.common import xml_utils
 from tempest import config
-from tempest.services.compute.xml.common import xml_to_json
 
 CONF = config.CONF
 
@@ -31,7 +31,7 @@
         self.service = CONF.compute.catalog_type
 
     def _parse_array(self, node):
-        return [xml_to_json(x) for x in node]
+        return [xml_utils.xml_to_json(x) for x in node]
 
     def get_availability_zone_list(self):
         resp, body = self.get('os-availability-zone')
diff --git a/tempest/services/compute/xml/extensions_client.py b/tempest/services/compute/xml/extensions_client.py
index 3e8254c..d924dff 100644
--- a/tempest/services/compute/xml/extensions_client.py
+++ b/tempest/services/compute/xml/extensions_client.py
@@ -16,8 +16,8 @@
 from lxml import etree
 
 from tempest.common import rest_client
+from tempest.common import xml_utils
 from tempest import config
-from tempest.services.compute.xml.common import xml_to_json
 
 CONF = config.CONF
 
@@ -32,7 +32,7 @@
     def _parse_array(self, node):
         array = []
         for child in node:
-            array.append(xml_to_json(child))
+            array.append(xml_utils.xml_to_json(child))
         return array
 
     def list_extensions(self):
@@ -48,5 +48,5 @@
 
     def get_extension(self, extension_alias):
         resp, body = self.get('extensions/%s' % extension_alias)
-        body = xml_to_json(etree.fromstring(body))
+        body = xml_utils.xml_to_json(etree.fromstring(body))
         return resp, body
diff --git a/tempest/services/compute/xml/fixed_ips_client.py b/tempest/services/compute/xml/fixed_ips_client.py
index 0475530..e14ced6 100644
--- a/tempest/services/compute/xml/fixed_ips_client.py
+++ b/tempest/services/compute/xml/fixed_ips_client.py
@@ -15,10 +15,8 @@
 
 
 from tempest.common import rest_client
+from tempest.common import xml_utils
 from tempest import config
-from tempest.services.compute.xml.common import Document
-from tempest.services.compute.xml.common import Element
-from tempest.services.compute.xml.common import Text
 
 CONF = config.CONF
 
@@ -43,7 +41,7 @@
         # accept any action key value here to permit tests to cover cases with
         # invalid actions raising badrequest.
         key, value = body.popitem()
-        xml_body = Element(key)
-        xml_body.append(Text(value))
-        resp, body = self.post(url, str(Document(xml_body)))
+        xml_body = xml_utils.Element(key)
+        xml_body.append(xml_utils.Text(value))
+        resp, body = self.post(url, str(xml_utils.Document(xml_body)))
         return resp, body
diff --git a/tempest/services/compute/xml/flavors_client.py b/tempest/services/compute/xml/flavors_client.py
index 68a27c9..68ef323 100644
--- a/tempest/services/compute/xml/flavors_client.py
+++ b/tempest/services/compute/xml/flavors_client.py
@@ -18,12 +18,8 @@
 from lxml import etree
 
 from tempest.common import rest_client
+from tempest.common import xml_utils
 from tempest import config
-from tempest.services.compute.xml.common import Document
-from tempest.services.compute.xml.common import Element
-from tempest.services.compute.xml.common import Text
-from tempest.services.compute.xml.common import xml_to_json
-from tempest.services.compute.xml.common import XMLNS_11
 
 CONF = config.CONF
 
@@ -76,7 +72,7 @@
         return flavor
 
     def _parse_array(self, node):
-        return [self._format_flavor(xml_to_json(x)) for x in node]
+        return [self._format_flavor(xml_utils.xml_to_json(x)) for x in node]
 
     def _list_flavors(self, url, params):
         if params:
@@ -96,19 +92,19 @@
 
     def get_flavor_details(self, flavor_id):
         resp, body = self.get("flavors/%s" % str(flavor_id))
-        body = xml_to_json(etree.fromstring(body))
+        body = xml_utils.xml_to_json(etree.fromstring(body))
         flavor = self._format_flavor(body)
         return resp, flavor
 
     def create_flavor(self, name, ram, vcpus, disk, flavor_id, **kwargs):
         """Creates a new flavor or instance type."""
-        flavor = Element("flavor",
-                         xmlns=XMLNS_11,
-                         ram=ram,
-                         vcpus=vcpus,
-                         disk=disk,
-                         id=flavor_id,
-                         name=name)
+        flavor = xml_utils.Element("flavor",
+                                   xmlns=xml_utils.XMLNS_11,
+                                   ram=ram,
+                                   vcpus=vcpus,
+                                   disk=disk,
+                                   id=flavor_id,
+                                   name=name)
         if kwargs.get('rxtx'):
             flavor.add_attr('rxtx_factor', kwargs.get('rxtx'))
         if kwargs.get('swap'):
@@ -121,8 +117,8 @@
                             kwargs.get('is_public'))
         flavor.add_attr('xmlns:OS-FLV-EXT-DATA', XMLNS_OS_FLV_EXT_DATA)
         flavor.add_attr('xmlns:os-flavor-access', XMLNS_OS_FLV_ACCESS)
-        resp, body = self.post('flavors', str(Document(flavor)))
-        body = xml_to_json(etree.fromstring(body))
+        resp, body = self.post('flavors', str(xml_utils.Document(flavor)))
+        body = xml_utils.xml_to_json(etree.fromstring(body))
         flavor = self._format_flavor(body)
         return resp, flavor
 
@@ -142,18 +138,18 @@
 
     def set_flavor_extra_spec(self, flavor_id, specs):
         """Sets extra Specs to the mentioned flavor."""
-        extra_specs = Element("extra_specs")
+        extra_specs = xml_utils.Element("extra_specs")
         for key in specs.keys():
             extra_specs.add_attr(key, specs[key])
         resp, body = self.post('flavors/%s/os-extra_specs' % flavor_id,
-                               str(Document(extra_specs)))
-        body = xml_to_json(etree.fromstring(body))
+                               str(xml_utils.Document(extra_specs)))
+        body = xml_utils.xml_to_json(etree.fromstring(body))
         return resp, body
 
     def get_flavor_extra_spec(self, flavor_id):
         """Gets extra Specs of the mentioned flavor."""
         resp, body = self.get('flavors/%s/os-extra_specs' % flavor_id)
-        body = xml_to_json(etree.fromstring(body))
+        body = xml_utils.xml_to_json(etree.fromstring(body))
         return resp, body
 
     def get_flavor_extra_spec_with_key(self, flavor_id, key):
@@ -163,21 +159,21 @@
         body = {}
         element = etree.fromstring(xml_body)
         key = element.get('key')
-        body[key] = xml_to_json(element)
+        body[key] = xml_utils.xml_to_json(element)
         return resp, body
 
     def update_flavor_extra_spec(self, flavor_id, key, **kwargs):
         """Update extra Specs details of the mentioned flavor and key."""
-        doc = Document()
+        doc = xml_utils.Document()
         for (k, v) in kwargs.items():
-            element = Element(k)
+            element = xml_utils.Element(k)
             doc.append(element)
-            value = Text(v)
+            value = xml_utils.Text(v)
             element.append(value)
 
         resp, body = self.put('flavors/%s/os-extra_specs/%s' %
                               (flavor_id, key), str(doc))
-        body = xml_to_json(etree.fromstring(body))
+        body = xml_utils.xml_to_json(etree.fromstring(body))
         return resp, {key: body}
 
     def unset_flavor_extra_spec(self, flavor_id, key):
@@ -186,7 +182,7 @@
                            key))
 
     def _parse_array_access(self, node):
-        return [xml_to_json(x) for x in node]
+        return [xml_utils.xml_to_json(x) for x in node]
 
     def list_flavor_access(self, flavor_id):
         """Gets flavor access information given the flavor id."""
@@ -196,8 +192,8 @@
 
     def add_flavor_access(self, flavor_id, tenant_id):
         """Add flavor access for the specified tenant."""
-        doc = Document()
-        server = Element("addTenantAccess")
+        doc = xml_utils.Document()
+        server = xml_utils.Element("addTenantAccess")
         doc.append(server)
         server.add_attr("tenant", tenant_id)
         resp, body = self.post('flavors/%s/action' % str(flavor_id), str(doc))
@@ -206,8 +202,8 @@
 
     def remove_flavor_access(self, flavor_id, tenant_id):
         """Remove flavor access from the specified tenant."""
-        doc = Document()
-        server = Element("removeTenantAccess")
+        doc = xml_utils.Document()
+        server = xml_utils.Element("removeTenantAccess")
         doc.append(server)
         server.add_attr("tenant", tenant_id)
         resp, body = self.post('flavors/%s/action' % str(flavor_id), str(doc))
diff --git a/tempest/services/compute/xml/floating_ips_client.py b/tempest/services/compute/xml/floating_ips_client.py
index be54753..fa4aa07 100644
--- a/tempest/services/compute/xml/floating_ips_client.py
+++ b/tempest/services/compute/xml/floating_ips_client.py
@@ -17,12 +17,9 @@
 import urllib
 
 from tempest.common import rest_client
+from tempest.common import xml_utils
 from tempest import config
 from tempest import exceptions
-from tempest.services.compute.xml.common import Document
-from tempest.services.compute.xml.common import Element
-from tempest.services.compute.xml.common import Text
-from tempest.services.compute.xml.common import xml_to_json
 
 CONF = config.CONF
 
@@ -37,11 +34,11 @@
     def _parse_array(self, node):
         array = []
         for child in node.getchildren():
-            array.append(xml_to_json(child))
+            array.append(xml_utils.xml_to_json(child))
         return array
 
     def _parse_floating_ip(self, body):
-        json = xml_to_json(body)
+        json = xml_utils.xml_to_json(body)
         return json
 
     def list_floating_ips(self, params=None):
@@ -67,9 +64,9 @@
         """Allocate a floating IP to the project."""
         url = 'os-floating-ips'
         if pool_name:
-            doc = Document()
-            pool = Element("pool")
-            pool.append(Text(pool_name))
+            doc = xml_utils.Document()
+            pool = xml_utils.Element("pool")
+            pool.append(xml_utils.Text(pool_name))
             doc.append(pool)
             resp, body = self.post(url, str(doc))
         else:
@@ -86,8 +83,8 @@
     def associate_floating_ip_to_server(self, floating_ip, server_id):
         """Associate the provided floating IP to a specific server."""
         url = "servers/%s/action" % str(server_id)
-        doc = Document()
-        server = Element("addFloatingIp")
+        doc = xml_utils.Document()
+        server = xml_utils.Element("addFloatingIp")
         doc.append(server)
         server.add_attr("address", floating_ip)
         resp, body = self.post(url, str(doc))
@@ -96,8 +93,8 @@
     def disassociate_floating_ip_from_server(self, floating_ip, server_id):
         """Disassociate the provided floating IP from a specific server."""
         url = "servers/%s/action" % str(server_id)
-        doc = Document()
-        server = Element("removeFloatingIp")
+        doc = xml_utils.Document()
+        server = xml_utils.Element("removeFloatingIp")
         doc.append(server)
         server.add_attr("address", floating_ip)
         resp, body = self.post(url, str(doc))
diff --git a/tempest/services/compute/xml/hosts_client.py b/tempest/services/compute/xml/hosts_client.py
index b74cd04..23a7dd6 100644
--- a/tempest/services/compute/xml/hosts_client.py
+++ b/tempest/services/compute/xml/hosts_client.py
@@ -16,10 +16,8 @@
 
 from lxml import etree
 from tempest.common import rest_client
+from tempest.common import xml_utils
 from tempest import config
-from tempest.services.compute.xml.common import Document
-from tempest.services.compute.xml.common import Element
-from tempest.services.compute.xml.common import xml_to_json
 
 CONF = config.CONF
 
@@ -40,7 +38,7 @@
 
         resp, body = self.get(url)
         node = etree.fromstring(body)
-        body = [xml_to_json(x) for x in node.getchildren()]
+        body = [xml_utils.xml_to_json(x) for x in node.getchildren()]
         return resp, body
 
     def show_host_detail(self, hostname):
@@ -48,20 +46,20 @@
 
         resp, body = self.get("os-hosts/%s" % str(hostname))
         node = etree.fromstring(body)
-        body = [xml_to_json(node)]
+        body = [xml_utils.xml_to_json(node)]
         return resp, body
 
     def update_host(self, hostname, **kwargs):
         """Update a host."""
 
-        request_body = Element("updates")
+        request_body = xml_utils.Element("updates")
         if kwargs:
             for k, v in kwargs.iteritems():
-                request_body.append(Element(k, v))
+                request_body.append(xml_utils.Element(k, v))
         resp, body = self.put("os-hosts/%s" % str(hostname),
-                              str(Document(request_body)))
+                              str(xml_utils.Document(request_body)))
         node = etree.fromstring(body)
-        body = [xml_to_json(x) for x in node.getchildren()]
+        body = [xml_utils.xml_to_json(x) for x in node.getchildren()]
         return resp, body
 
     def startup_host(self, hostname):
@@ -69,7 +67,7 @@
 
         resp, body = self.get("os-hosts/%s/startup" % str(hostname))
         node = etree.fromstring(body)
-        body = [xml_to_json(x) for x in node.getchildren()]
+        body = [xml_utils.xml_to_json(x) for x in node.getchildren()]
         return resp, body
 
     def shutdown_host(self, hostname):
@@ -77,7 +75,7 @@
 
         resp, body = self.get("os-hosts/%s/shutdown" % str(hostname))
         node = etree.fromstring(body)
-        body = [xml_to_json(x) for x in node.getchildren()]
+        body = [xml_utils.xml_to_json(x) for x in node.getchildren()]
         return resp, body
 
     def reboot_host(self, hostname):
@@ -85,5 +83,5 @@
 
         resp, body = self.get("os-hosts/%s/reboot" % str(hostname))
         node = etree.fromstring(body)
-        body = [xml_to_json(x) for x in node.getchildren()]
+        body = [xml_utils.xml_to_json(x) for x in node.getchildren()]
         return resp, body
diff --git a/tempest/services/compute/xml/hypervisor_client.py b/tempest/services/compute/xml/hypervisor_client.py
index ecd7541..1452708 100644
--- a/tempest/services/compute/xml/hypervisor_client.py
+++ b/tempest/services/compute/xml/hypervisor_client.py
@@ -16,8 +16,8 @@
 from lxml import etree
 
 from tempest.common import rest_client
+from tempest.common import xml_utils
 from tempest import config
-from tempest.services.compute.xml.common import xml_to_json
 
 CONF = config.CONF
 
@@ -30,7 +30,7 @@
         self.service = CONF.compute.catalog_type
 
     def _parse_array(self, node):
-        return [xml_to_json(x) for x in node]
+        return [xml_utils.xml_to_json(x) for x in node]
 
     def get_hypervisor_list(self):
         """List hypervisors information."""
@@ -47,7 +47,7 @@
     def get_hypervisor_show_details(self, hyper_id):
         """Display the details of the specified hypervisor."""
         resp, body = self.get('os-hypervisors/%s' % hyper_id)
-        hypervisor = xml_to_json(etree.fromstring(body))
+        hypervisor = xml_utils.xml_to_json(etree.fromstring(body))
         return resp, hypervisor
 
     def get_hypervisor_servers(self, hyper_name):
@@ -59,13 +59,13 @@
     def get_hypervisor_stats(self):
         """Get hypervisor statistics over all compute nodes."""
         resp, body = self.get('os-hypervisors/statistics')
-        stats = xml_to_json(etree.fromstring(body))
+        stats = xml_utils.xml_to_json(etree.fromstring(body))
         return resp, stats
 
     def get_hypervisor_uptime(self, hyper_id):
         """Display the uptime of the specified hypervisor."""
         resp, body = self.get('os-hypervisors/%s/uptime' % hyper_id)
-        uptime = xml_to_json(etree.fromstring(body))
+        uptime = xml_utils.xml_to_json(etree.fromstring(body))
         return resp, uptime
 
     def search_hypervisor(self, hyper_name):
diff --git a/tempest/services/compute/xml/images_client.py b/tempest/services/compute/xml/images_client.py
index 9d529be..6b15404 100644
--- a/tempest/services/compute/xml/images_client.py
+++ b/tempest/services/compute/xml/images_client.py
@@ -19,13 +19,9 @@
 
 from tempest.common import rest_client
 from tempest.common import waiters
+from tempest.common import xml_utils
 from tempest import config
 from tempest import exceptions
-from tempest.services.compute.xml.common import Document
-from tempest.services.compute.xml.common import Element
-from tempest.services.compute.xml.common import Text
-from tempest.services.compute.xml.common import xml_to_json
-from tempest.services.compute.xml.common import XMLNS_11
 
 CONF = config.CONF
 
@@ -40,24 +36,24 @@
         self.build_timeout = CONF.compute.build_timeout
 
     def _parse_server(self, node):
-        data = xml_to_json(node)
+        data = xml_utils.xml_to_json(node)
         return self._parse_links(node, data)
 
     def _parse_image(self, node):
         """Parses detailed XML image information into dictionary."""
-        data = xml_to_json(node)
+        data = xml_utils.xml_to_json(node)
 
         self._parse_links(node, data)
 
         # parse all metadata
         if 'metadata' in data:
-            tag = node.find('{%s}metadata' % XMLNS_11)
+            tag = node.find('{%s}metadata' % xml_utils.XMLNS_11)
             data['metadata'] = dict((x.get('key'), x.text)
                                     for x in tag.getchildren())
 
         # parse server information
         if 'server' in data:
-            tag = node.find('{%s}server' % XMLNS_11)
+            tag = node.find('{%s}server' % xml_utils.XMLNS_11)
             data['server'] = self._parse_server(tag)
         return data
 
@@ -67,7 +63,7 @@
         if 'link' in data:
             # remove single link element
             del data['link']
-            data['links'] = [xml_to_json(x) for x in
+            data['links'] = [xml_utils.xml_to_json(x) for x in
                              node.findall('{http://www.w3.org/2005/Atom}link')]
         return data
 
@@ -93,17 +89,17 @@
 
     def create_image(self, server_id, name, meta=None):
         """Creates an image of the original server."""
-        post_body = Element('createImage', name=name)
+        post_body = xml_utils.Element('createImage', name=name)
 
         if meta:
-            metadata = Element('metadata')
+            metadata = xml_utils.Element('metadata')
             post_body.append(metadata)
             for k, v in meta.items():
-                data = Element('meta', key=k)
-                data.append(Text(v))
+                data = xml_utils.Element('meta', key=k)
+                data.append(xml_utils.Text(v))
                 metadata.append(data)
         resp, body = self.post('servers/%s/action' % str(server_id),
-                               str(Document(post_body)))
+                               str(xml_utils.Document(post_body)))
         return resp, body
 
     def list_images(self, params=None):
@@ -144,10 +140,10 @@
         waiters.wait_for_image_status(self, image_id, status)
 
     def _metadata_body(self, meta):
-        post_body = Element('metadata')
+        post_body = xml_utils.Element('metadata')
         for k, v in meta.items():
-            data = Element('meta', key=k)
-            data.append(Text(v))
+            data = xml_utils.Element('meta', key=k)
+            data.append(xml_utils.Text(v))
             post_body.append(data)
         return post_body
 
@@ -161,7 +157,7 @@
         """Sets the metadata for an image."""
         post_body = self._metadata_body(meta)
         resp, body = self.put('images/%s/metadata' % image_id,
-                              str(Document(post_body)))
+                              str(xml_utils.Document(post_body)))
         body = self._parse_key_value(etree.fromstring(body))
         return resp, body
 
@@ -169,7 +165,7 @@
         """Updates the metadata for an image."""
         post_body = self._metadata_body(meta)
         resp, body = self.post('images/%s/metadata' % str(image_id),
-                               str(Document(post_body)))
+                               str(xml_utils.Document(post_body)))
         body = self._parse_key_value(etree.fromstring(body))
         return resp, body
 
@@ -183,19 +179,19 @@
     def set_image_metadata_item(self, image_id, key, meta):
         """Sets the value for a specific image metadata key."""
         for k, v in meta.items():
-            post_body = Element('meta', key=key)
-            post_body.append(Text(v))
+            post_body = xml_utils.Element('meta', key=key)
+            post_body.append(xml_utils.Text(v))
         resp, body = self.put('images/%s/metadata/%s' % (str(image_id), key),
-                              str(Document(post_body)))
-        body = xml_to_json(etree.fromstring(body))
+                              str(xml_utils.Document(post_body)))
+        body = xml_utils.xml_to_json(etree.fromstring(body))
         return resp, body
 
     def update_image_metadata_item(self, image_id, key, meta):
         """Sets the value for a specific image metadata key."""
-        post_body = Document('meta', Text(meta), key=key)
+        post_body = xml_utils.Document('meta', xml_utils.Text(meta), key=key)
         resp, body = self.put('images/%s/metadata/%s' % (str(image_id), key),
                               post_body)
-        body = xml_to_json(etree.fromstring(body))
+        body = xml_utils.xml_to_json(etree.fromstring(body))
         return resp, body['meta']
 
     def delete_image_metadata_item(self, image_id, key):
diff --git a/tempest/services/compute/xml/instance_usage_audit_log_client.py b/tempest/services/compute/xml/instance_usage_audit_log_client.py
index 1cd8c07..b139db1 100644
--- a/tempest/services/compute/xml/instance_usage_audit_log_client.py
+++ b/tempest/services/compute/xml/instance_usage_audit_log_client.py
@@ -16,8 +16,8 @@
 from lxml import etree
 
 from tempest.common import rest_client
+from tempest.common import xml_utils
 from tempest import config
-from tempest.services.compute.xml.common import xml_to_json
 
 CONF = config.CONF
 
@@ -33,11 +33,13 @@
     def list_instance_usage_audit_logs(self):
         url = 'os-instance_usage_audit_log'
         resp, body = self.get(url)
-        instance_usage_audit_logs = xml_to_json(etree.fromstring(body))
+        instance_usage_audit_logs = xml_utils.xml_to_json(
+            etree.fromstring(body))
         return resp, instance_usage_audit_logs
 
     def get_instance_usage_audit_log(self, time_before):
         url = 'os-instance_usage_audit_log/%s' % time_before
         resp, body = self.get(url)
-        instance_usage_audit_log = xml_to_json(etree.fromstring(body))
+        instance_usage_audit_log = xml_utils.xml_to_json(
+            etree.fromstring(body))
         return resp, instance_usage_audit_log
diff --git a/tempest/services/compute/xml/interfaces_client.py b/tempest/services/compute/xml/interfaces_client.py
index 8d4bfcc..e30a97c 100644
--- a/tempest/services/compute/xml/interfaces_client.py
+++ b/tempest/services/compute/xml/interfaces_client.py
@@ -18,13 +18,9 @@
 from lxml import etree
 
 from tempest.common import rest_client
+from tempest.common import xml_utils
 from tempest import config
 from tempest import exceptions
-from tempest.services.compute.xml.common import Document
-from tempest.services.compute.xml.common import Element
-from tempest.services.compute.xml.common import Text
-from tempest.services.compute.xml.common import xml_to_json
-from tempest.services.compute.xml.common import XMLNS_11
 
 CONF = config.CONF
 
@@ -37,9 +33,9 @@
         self.service = CONF.compute.catalog_type
 
     def _process_xml_interface(self, node):
-        iface = xml_to_json(node)
+        iface = xml_utils.xml_to_json(node)
         # NOTE(danms): if multiple addresses per interface is ever required,
-        # xml_to_json will need to be fixed or replaced in this case
+        # xml_utils.xml_to_json will need to be fixed or replaced in this case
         iface['fixed_ips'] = [dict(iface['fixed_ips']['fixed_ip'].items())]
         return iface
 
@@ -52,21 +48,21 @@
 
     def create_interface(self, server, port_id=None, network_id=None,
                          fixed_ip=None):
-        doc = Document()
-        iface = Element('interfaceAttachment')
+        doc = xml_utils.Document()
+        iface = xml_utils.Element('interfaceAttachment')
         if port_id:
-            _port_id = Element('port_id')
-            _port_id.append(Text(port_id))
+            _port_id = xml_utils.Element('port_id')
+            _port_id.append(xml_utils.Text(port_id))
             iface.append(_port_id)
         if network_id:
-            _network_id = Element('net_id')
-            _network_id.append(Text(network_id))
+            _network_id = xml_utils.Element('net_id')
+            _network_id.append(xml_utils.Text(network_id))
             iface.append(_network_id)
         if fixed_ip:
-            _fixed_ips = Element('fixed_ips')
-            _fixed_ip = Element('fixed_ip')
-            _ip_address = Element('ip_address')
-            _ip_address.append(Text(fixed_ip))
+            _fixed_ips = xml_utils.Element('fixed_ips')
+            _fixed_ip = xml_utils.Element('fixed_ip')
+            _ip_address = xml_utils.Element('ip_address')
+            _ip_address.append(xml_utils.Text(fixed_ip))
             _fixed_ip.append(_ip_address)
             _fixed_ips.append(_fixed_ip)
             iface.append(_fixed_ips)
@@ -108,18 +104,18 @@
 
     def add_fixed_ip(self, server_id, network_id):
         """Add a fixed IP to input server instance."""
-        post_body = Element("addFixedIp",
-                            xmlns=XMLNS_11,
-                            networkId=network_id)
+        post_body = xml_utils.Element("addFixedIp",
+                                      xmlns=xml_utils.XMLNS_11,
+                                      networkId=network_id)
         resp, body = self.post('servers/%s/action' % str(server_id),
-                               str(Document(post_body)))
+                               str(xml_utils.Document(post_body)))
         return resp, body
 
     def remove_fixed_ip(self, server_id, ip_address):
         """Remove input fixed IP from input server instance."""
-        post_body = Element("removeFixedIp",
-                            xmlns=XMLNS_11,
-                            address=ip_address)
+        post_body = xml_utils.Element("removeFixedIp",
+                                      xmlns=xml_utils.XMLNS_11,
+                                      address=ip_address)
         resp, body = self.post('servers/%s/action' % str(server_id),
-                               str(Document(post_body)))
+                               str(xml_utils.Document(post_body)))
         return resp, body
diff --git a/tempest/services/compute/xml/keypairs_client.py b/tempest/services/compute/xml/keypairs_client.py
index fb498c0..8ff37ac 100644
--- a/tempest/services/compute/xml/keypairs_client.py
+++ b/tempest/services/compute/xml/keypairs_client.py
@@ -17,11 +17,8 @@
 from lxml import etree
 
 from tempest.common import rest_client
+from tempest.common import xml_utils
 from tempest import config
-from tempest.services.compute.xml.common import Document
-from tempest.services.compute.xml.common import Element
-from tempest.services.compute.xml.common import Text
-from tempest.services.compute.xml.common import xml_to_json
 
 CONF = config.CONF
 
@@ -36,34 +33,35 @@
     def list_keypairs(self):
         resp, body = self.get("os-keypairs")
         node = etree.fromstring(body)
-        body = [{'keypair': xml_to_json(x)} for x in node.getchildren()]
+        body = [{'keypair': xml_utils.xml_to_json(x)} for x in
+                node.getchildren()]
         return resp, body
 
     def get_keypair(self, key_name):
         resp, body = self.get("os-keypairs/%s" % str(key_name))
-        body = xml_to_json(etree.fromstring(body))
+        body = xml_utils.xml_to_json(etree.fromstring(body))
         return resp, body
 
     def create_keypair(self, name, pub_key=None):
-        doc = Document()
+        doc = xml_utils.Document()
 
-        keypair_element = Element("keypair")
+        keypair_element = xml_utils.Element("keypair")
 
         if pub_key:
-            public_key_element = Element("public_key")
-            public_key_text = Text(pub_key)
+            public_key_element = xml_utils.Element("public_key")
+            public_key_text = xml_utils.Text(pub_key)
             public_key_element.append(public_key_text)
             keypair_element.append(public_key_element)
 
-        name_element = Element("name")
-        name_text = Text(name)
+        name_element = xml_utils.Element("name")
+        name_text = xml_utils.Text(name)
         name_element.append(name_text)
         keypair_element.append(name_element)
 
         doc.append(keypair_element)
 
         resp, body = self.post("os-keypairs", body=str(doc))
-        body = xml_to_json(etree.fromstring(body))
+        body = xml_utils.xml_to_json(etree.fromstring(body))
         return resp, body
 
     def delete_keypair(self, key_name):
diff --git a/tempest/services/compute/xml/quotas_client.py b/tempest/services/compute/xml/quotas_client.py
index 911c476..8a521ab 100644
--- a/tempest/services/compute/xml/quotas_client.py
+++ b/tempest/services/compute/xml/quotas_client.py
@@ -16,11 +16,8 @@
 from lxml import etree
 
 from tempest.common import rest_client
+from tempest.common import xml_utils
 from tempest import config
-from tempest.services.compute.xml.common import Document
-from tempest.services.compute.xml.common import Element
-from tempest.services.compute.xml.common import xml_to_json
-from tempest.services.compute.xml.common import XMLNS_11
 
 CONF = config.CONF
 
@@ -51,7 +48,7 @@
         if user_id:
             url += '?user_id=%s' % str(user_id)
         resp, body = self.get(url)
-        body = xml_to_json(etree.fromstring(body))
+        body = xml_utils.xml_to_json(etree.fromstring(body))
         body = self._format_quota(body)
         return resp, body
 
@@ -60,7 +57,7 @@
 
         url = 'os-quota-sets/%s/defaults' % str(tenant_id)
         resp, body = self.get(url)
-        body = xml_to_json(etree.fromstring(body))
+        body = xml_utils.xml_to_json(etree.fromstring(body))
         body = self._format_quota(body)
         return resp, body
 
@@ -74,8 +71,8 @@
         """
         Updates the tenant's quota limits for one or more resources
         """
-        post_body = Element("quota_set",
-                            xmlns=XMLNS_11)
+        post_body = xml_utils.Element("quota_set",
+                                      xmlns=xml_utils.XMLNS_11)
 
         if force is not None:
             post_body.add_attr('force', force)
@@ -119,8 +116,8 @@
             post_body.add_attr('security_groups', security_groups)
 
         resp, body = self.put('os-quota-sets/%s' % str(tenant_id),
-                              str(Document(post_body)))
-        body = xml_to_json(etree.fromstring(body))
+                              str(xml_utils.Document(post_body)))
+        body = xml_utils.xml_to_json(etree.fromstring(body))
         body = self._format_quota(body)
         return resp, body
 
diff --git a/tempest/services/compute/xml/security_groups_client.py b/tempest/services/compute/xml/security_groups_client.py
index d53e8da..9eccb90 100644
--- a/tempest/services/compute/xml/security_groups_client.py
+++ b/tempest/services/compute/xml/security_groups_client.py
@@ -17,13 +17,9 @@
 import urllib
 
 from tempest.common import rest_client
+from tempest.common import xml_utils
 from tempest import config
 from tempest import exceptions
-from tempest.services.compute.xml.common import Document
-from tempest.services.compute.xml.common import Element
-from tempest.services.compute.xml.common import Text
-from tempest.services.compute.xml.common import xml_to_json
-from tempest.services.compute.xml.common import XMLNS_11
 
 CONF = config.CONF
 
@@ -38,11 +34,11 @@
     def _parse_array(self, node):
         array = []
         for child in node.getchildren():
-            array.append(xml_to_json(child))
+            array.append(xml_utils.xml_to_json(child))
         return array
 
     def _parse_body(self, body):
-        json = xml_to_json(body)
+        json = xml_utils.xml_to_json(body)
         return json
 
     def list_security_groups(self, params=None):
@@ -69,12 +65,12 @@
         name (Required): Name of security group.
         description (Required): Description of security group.
         """
-        security_group = Element("security_group", name=name)
-        des = Element("description")
-        des.append(Text(content=description))
+        security_group = xml_utils.Element("security_group", name=name)
+        des = xml_utils.Element("description")
+        des.append(xml_utils.Text(content=description))
         security_group.append(des)
         resp, body = self.post('os-security-groups',
-                               str(Document(security_group)))
+                               str(xml_utils.Document(security_group)))
         body = self._parse_body(etree.fromstring(body))
         return resp, body
 
@@ -86,18 +82,18 @@
         name: new name of security group
         description: new description of security group
         """
-        security_group = Element("security_group")
+        security_group = xml_utils.Element("security_group")
         if name:
-            sg_name = Element("name")
-            sg_name.append(Text(content=name))
+            sg_name = xml_utils.Element("name")
+            sg_name.append(xml_utils.Text(content=name))
             security_group.append(sg_name)
         if description:
-            des = Element("description")
-            des.append(Text(content=description))
+            des = xml_utils.Element("description")
+            des.append(xml_utils.Text(content=description))
             security_group.append(des)
         resp, body = self.put('os-security-groups/%s' %
                               str(security_group_id),
-                              str(Document(security_group)))
+                              str(xml_utils.Document(security_group)))
         body = self._parse_body(etree.fromstring(body))
         return resp, body
 
@@ -117,7 +113,7 @@
         cidr     : CIDR for address range.
         group_id : ID of the Source group
         """
-        group_rule = Element("security_group_rule")
+        group_rule = xml_utils.Element("security_group_rule")
 
         elements = dict()
         elements['cidr'] = kwargs.get('cidr')
@@ -129,12 +125,12 @@
 
         for k, v in elements.items():
             if v is not None:
-                element = Element(k)
-                element.append(Text(content=str(v)))
+                element = xml_utils.Element(k)
+                element.append(xml_utils.Text(content=str(v)))
                 group_rule.append(element)
 
         url = 'os-security-group-rules'
-        resp, body = self.post(url, str(Document(group_rule)))
+        resp, body = self.post(url, str(xml_utils.Document(group_rule)))
         body = self._parse_body(etree.fromstring(body))
         return resp, body
 
@@ -151,8 +147,8 @@
         secgroups = body.getchildren()
         for secgroup in secgroups:
             if secgroup.get('id') == security_group_id:
-                node = secgroup.find('{%s}rules' % XMLNS_11)
-                rules = [xml_to_json(x) for x in node.getchildren()]
+                node = secgroup.find('{%s}rules' % xml_utils.XMLNS_11)
+                rules = [xml_utils.xml_to_json(x) for x in node.getchildren()]
                 return resp, rules
         raise exceptions.NotFound('No such Security Group')
 
diff --git a/tempest/services/compute/xml/servers_client.py b/tempest/services/compute/xml/servers_client.py
index 7a2a071..37de147 100644
--- a/tempest/services/compute/xml/servers_client.py
+++ b/tempest/services/compute/xml/servers_client.py
@@ -21,14 +21,10 @@
 
 from tempest.common import rest_client
 from tempest.common import waiters
+from tempest.common import xml_utils
 from tempest import config
 from tempest import exceptions
 from tempest.openstack.common import log as logging
-from tempest.services.compute.xml.common import Document
-from tempest.services.compute.xml.common import Element
-from tempest.services.compute.xml.common import Text
-from tempest.services.compute.xml.common import xml_to_json
-from tempest.services.compute.xml.common import XMLNS_11
 
 CONF = config.CONF
 
@@ -60,12 +56,13 @@
 
 def _translate_network_xml_to_json(network):
     return [_translate_ip_xml_json(ip.attrib)
-            for ip in network.findall('{%s}ip' % XMLNS_11)]
+            for ip in network.findall('{%s}ip' % xml_utils.XMLNS_11)]
 
 
 def _translate_addresses_xml_to_json(xml_addresses):
     return dict((network.attrib['id'], _translate_network_xml_to_json(network))
-                for network in xml_addresses.findall('{%s}network' % XMLNS_11))
+                for network in xml_addresses.findall('{%s}network' %
+                                                     xml_utils.XMLNS_11))
 
 
 def _translate_server_xml_to_json(xml_dom):
@@ -97,16 +94,16 @@
                                         'version': 6}],
                    'foo_novanetwork': [{'addr': '192.168.0.4', 'version': 4}]}}
     """
-    nsmap = {'api': XMLNS_11}
+    nsmap = {'api': xml_utils.XMLNS_11}
     addresses = xml_dom.xpath('/api:server/api:addresses', namespaces=nsmap)
     if addresses:
         if len(addresses) > 1:
             raise ValueError('Expected only single `addresses` element.')
         json_addresses = _translate_addresses_xml_to_json(addresses[0])
-        json = xml_to_json(xml_dom)
+        json = xml_utils.xml_to_json(xml_dom)
         json['addresses'] = json_addresses
     else:
-        json = xml_to_json(xml_dom)
+        json = xml_utils.xml_to_json(xml_dom)
     diskConfig = ('{http://docs.openstack.org'
                   '/compute/ext/disk_config/api/v1.1}diskConfig')
     terminated_at = ('{http://docs.openstack.org/'
@@ -157,7 +154,7 @@
         del json['link']
         json['links'] = []
         for linknode in node.findall('{http://www.w3.org/2005/Atom}link'):
-            json['links'].append(xml_to_json(linknode))
+            json['links'].append(xml_utils.xml_to_json(linknode))
 
     def _parse_server(self, body):
         json = _translate_server_xml_to_json(body)
@@ -165,7 +162,7 @@
         if 'metadata' in json and json['metadata']:
             # NOTE(danms): if there was metadata, we need to re-parse
             # that as a special type
-            metadata_tag = body.find('{%s}metadata' % XMLNS_11)
+            metadata_tag = body.find('{%s}metadata' % xml_utils.XMLNS_11)
             json["metadata"] = self._parse_key_value(metadata_tag)
         if 'link' in json:
             self._parse_links(body, json)
@@ -242,7 +239,7 @@
     def _parse_array(self, node):
         array = []
         for child in node.getchildren():
-            array.append(xml_to_json(child))
+            array.append(xml_utils.xml_to_json(child))
         return array
 
     def list_servers(self, params=None):
@@ -265,8 +262,8 @@
 
     def update_server(self, server_id, name=None, meta=None, accessIPv4=None,
                       accessIPv6=None, disk_config=None):
-        doc = Document()
-        server = Element("server")
+        doc = xml_utils.Document()
+        server = xml_utils.Element("server")
         doc.append(server)
 
         if name is not None:
@@ -280,15 +277,15 @@
                             "compute/ext/disk_config/api/v1.1")
             server.add_attr("OS-DCF:diskConfig", disk_config)
         if meta is not None:
-            metadata = Element("metadata")
+            metadata = xml_utils.Element("metadata")
             server.append(metadata)
             for k, v in meta:
-                meta = Element("meta", key=k)
-                meta.append(Text(v))
+                meta = xml_utils.Element("meta", key=k)
+                meta.append(xml_utils.Text(v))
                 metadata.append(meta)
 
         resp, body = self.put('servers/%s' % str(server_id), str(doc))
-        return resp, xml_to_json(etree.fromstring(body))
+        return resp, xml_utils.xml_to_json(etree.fromstring(body))
 
     def create_server(self, name, image_ref, flavor_ref, **kwargs):
         """
@@ -312,11 +309,11 @@
         max_count: Count of maximum number of instances to launch.
         disk_config: Determines if user or admin controls disk configuration.
         """
-        server = Element("server",
-                         xmlns=XMLNS_11,
-                         imageRef=image_ref,
-                         flavorRef=flavor_ref,
-                         name=name)
+        server = xml_utils.Element("server",
+                                   xmlns=xml_utils.XMLNS_11,
+                                   imageRef=image_ref,
+                                   flavorRef=flavor_ref,
+                                   name=name)
 
         for attr in ["adminPass", "accessIPv4", "accessIPv6", "key_name",
                      "user_data", "availability_zone", "min_count",
@@ -330,46 +327,46 @@
             server.add_attr('OS-DCF:diskConfig', kwargs['disk_config'])
 
         if 'security_groups' in kwargs:
-            secgroups = Element("security_groups")
+            secgroups = xml_utils.Element("security_groups")
             server.append(secgroups)
             for secgroup in kwargs['security_groups']:
-                s = Element("security_group", name=secgroup['name'])
+                s = xml_utils.Element("security_group", name=secgroup['name'])
                 secgroups.append(s)
 
         if 'networks' in kwargs:
-            networks = Element("networks")
+            networks = xml_utils.Element("networks")
             server.append(networks)
             for network in kwargs['networks']:
-                s = Element("network", uuid=network['uuid'],
-                            fixed_ip=network['fixed_ip'])
+                s = xml_utils.Element("network", uuid=network['uuid'],
+                                      fixed_ip=network['fixed_ip'])
                 networks.append(s)
 
         if 'meta' in kwargs:
-            metadata = Element("metadata")
+            metadata = xml_utils.Element("metadata")
             server.append(metadata)
             for k, v in kwargs['meta'].items():
-                meta = Element("meta", key=k)
-                meta.append(Text(v))
+                meta = xml_utils.Element("meta", key=k)
+                meta.append(xml_utils.Text(v))
                 metadata.append(meta)
 
         if 'personality' in kwargs:
-            personality = Element('personality')
+            personality = xml_utils.Element('personality')
             server.append(personality)
             for k in kwargs['personality']:
-                temp = Element('file', path=k['path'])
-                temp.append(Text(k['contents']))
+                temp = xml_utils.Element('file', path=k['path'])
+                temp.append(xml_utils.Text(k['contents']))
                 personality.append(temp)
 
         if 'sched_hints' in kwargs:
             sched_hints = kwargs.get('sched_hints')
-            hints = Element("os:scheduler_hints")
-            hints.add_attr('xmlns:os', XMLNS_11)
+            hints = xml_utils.Element("os:scheduler_hints")
+            hints.add_attr('xmlns:os', xml_utils.XMLNS_11)
             for attr in sched_hints:
-                p1 = Element(attr)
+                p1 = xml_utils.Element(attr)
                 p1.append(sched_hints[attr])
                 hints.append(p1)
             server.append(hints)
-        resp, body = self.post('servers', str(Document(server)))
+        resp, body = self.post('servers', str(xml_utils.Document(server)))
         server = self._parse_server(etree.fromstring(body))
         return resp, server
 
@@ -427,11 +424,11 @@
 
     def action(self, server_id, action_name, response_key, **kwargs):
         if 'xmlns' not in kwargs:
-            kwargs['xmlns'] = XMLNS_11
-        doc = Document((Element(action_name, **kwargs)))
+            kwargs['xmlns'] = xml_utils.XMLNS_11
+        doc = xml_utils.Document((xml_utils.Element(action_name, **kwargs)))
         resp, body = self.post("servers/%s/action" % server_id, str(doc))
         if response_key is not None:
-            body = xml_to_json(etree.fromstring(body))
+            body = xml_utils.xml_to_json(etree.fromstring(body))
         return resp, body
 
     def create_backup(self, server_id, backup_type, rotation, name):
@@ -447,7 +444,7 @@
 
     def get_password(self, server_id):
         resp, body = self.get("servers/%s/os-server-password" % str(server_id))
-        body = xml_to_json(etree.fromstring(body))
+        body = xml_utils.xml_to_json(etree.fromstring(body))
         return resp, body
 
     def delete_password(self, server_id):
@@ -470,24 +467,23 @@
                                      "compute/ext/disk_config/api/v1.1"
             kwargs['xmlns:atom'] = "http://www.w3.org/2005/Atom"
         if 'xmlns' not in kwargs:
-            kwargs['xmlns'] = XMLNS_11
+            kwargs['xmlns'] = xml_utils.XMLNS_11
 
         attrs = kwargs.copy()
         if 'metadata' in attrs:
             del attrs['metadata']
-        rebuild = Element("rebuild",
-                          **attrs)
+        rebuild = xml_utils.Element("rebuild", **attrs)
 
         if 'metadata' in kwargs:
-            metadata = Element("metadata")
+            metadata = xml_utils.Element("metadata")
             rebuild.append(metadata)
             for k, v in kwargs['metadata'].items():
-                meta = Element("meta", key=k)
-                meta.append(Text(v))
+                meta = xml_utils.Element("meta", key=k)
+                meta.append(xml_utils.Text(v))
                 metadata.append(meta)
 
         resp, body = self.post('servers/%s/action' % server_id,
-                               str(Document(rebuild)))
+                               str(xml_utils.Document(rebuild)))
         server = self._parse_server(etree.fromstring(body))
         return resp, server
 
@@ -525,14 +521,14 @@
     def live_migrate_server(self, server_id, dest_host, use_block_migration):
         """This should be called with administrator privileges ."""
 
-        req_body = Element("os-migrateLive",
-                           xmlns=XMLNS_11,
-                           disk_over_commit=False,
-                           block_migration=use_block_migration,
-                           host=dest_host)
+        req_body = xml_utils.Element("os-migrateLive",
+                                     xmlns=xml_utils.XMLNS_11,
+                                     disk_over_commit=False,
+                                     block_migration=use_block_migration,
+                                     host=dest_host)
 
         resp, body = self.post("servers/%s/action" % str(server_id),
-                               str(Document(req_body)))
+                               str(xml_utils.Document(req_body)))
         return resp, body
 
     def list_server_metadata(self, server_id):
@@ -541,44 +537,44 @@
         return resp, body
 
     def set_server_metadata(self, server_id, meta, no_metadata_field=False):
-        doc = Document()
+        doc = xml_utils.Document()
         if not no_metadata_field:
-            metadata = Element("metadata")
+            metadata = xml_utils.Element("metadata")
             doc.append(metadata)
             for k, v in meta.items():
-                meta_element = Element("meta", key=k)
-                meta_element.append(Text(v))
+                meta_element = xml_utils.Element("meta", key=k)
+                meta_element.append(xml_utils.Text(v))
                 metadata.append(meta_element)
         resp, body = self.put('servers/%s/metadata' % str(server_id), str(doc))
-        return resp, xml_to_json(etree.fromstring(body))
+        return resp, xml_utils.xml_to_json(etree.fromstring(body))
 
     def update_server_metadata(self, server_id, meta):
-        doc = Document()
-        metadata = Element("metadata")
+        doc = xml_utils.Document()
+        metadata = xml_utils.Element("metadata")
         doc.append(metadata)
         for k, v in meta.items():
-            meta_element = Element("meta", key=k)
-            meta_element.append(Text(v))
+            meta_element = xml_utils.Element("meta", key=k)
+            meta_element.append(xml_utils.Text(v))
             metadata.append(meta_element)
         resp, body = self.post("/servers/%s/metadata" % str(server_id),
                                str(doc))
-        body = xml_to_json(etree.fromstring(body))
+        body = xml_utils.xml_to_json(etree.fromstring(body))
         return resp, body
 
     def get_server_metadata_item(self, server_id, key):
         resp, body = self.get("servers/%s/metadata/%s" % (str(server_id), key))
         return resp, dict([(etree.fromstring(body).attrib['key'],
-                            xml_to_json(etree.fromstring(body)))])
+                            xml_utils.xml_to_json(etree.fromstring(body)))])
 
     def set_server_metadata_item(self, server_id, key, meta):
-        doc = Document()
+        doc = xml_utils.Document()
         for k, v in meta.items():
-            meta_element = Element("meta", key=k)
-            meta_element.append(Text(v))
+            meta_element = xml_utils.Element("meta", key=k)
+            meta_element.append(xml_utils.Text(v))
             doc.append(meta_element)
         resp, body = self.put('servers/%s/metadata/%s' % (str(server_id), key),
                               str(doc))
-        return resp, xml_to_json(etree.fromstring(body))
+        return resp, xml_utils.xml_to_json(etree.fromstring(body))
 
     def delete_server_metadata_item(self, server_id, key):
         resp, body = self.delete("servers/%s/metadata/%s" %
@@ -607,10 +603,10 @@
         return self.action(server_id, 'unrescue', None)
 
     def attach_volume(self, server_id, volume_id, device='/dev/vdz'):
-        post_body = Element("volumeAttachment", volumeId=volume_id,
-                            device=device)
+        post_body = xml_utils.Element("volumeAttachment", volumeId=volume_id,
+                                      device=device)
         resp, body = self.post('servers/%s/os-volume_attachments' % server_id,
-                               str(Document(post_body)))
+                               str(xml_utils.Document(post_body)))
         return resp, body
 
     def detach_volume(self, server_id, volume_id):
@@ -623,7 +619,7 @@
     def get_server_diagnostics(self, server_id):
         """Get the usage data for a server."""
         resp, body = self.get("servers/%s/diagnostics" % server_id)
-        body = xml_to_json(etree.fromstring(body))
+        body = xml_utils.xml_to_json(etree.fromstring(body))
         return resp, body
 
     def list_instance_actions(self, server_id):
@@ -636,7 +632,7 @@
         """Returns the action details of the provided server."""
         resp, body = self.get("servers/%s/os-instance-actions/%s" %
                               (server_id, request_id))
-        body = xml_to_json(etree.fromstring(body))
+        body = xml_utils.xml_to_json(etree.fromstring(body))
         return resp, body
 
     def force_delete_server(self, server_id, **kwargs):
diff --git a/tempest/services/compute/xml/services_client.py b/tempest/services/compute/xml/services_client.py
index d7b8a60..e1e78d0 100644
--- a/tempest/services/compute/xml/services_client.py
+++ b/tempest/services/compute/xml/services_client.py
@@ -19,10 +19,8 @@
 from lxml import etree
 
 from tempest.common import rest_client
+from tempest.common import xml_utils
 from tempest import config
-from tempest.services.compute.xml.common import Document
-from tempest.services.compute.xml.common import Element
-from tempest.services.compute.xml.common import xml_to_json
 
 CONF = config.CONF
 
@@ -41,7 +39,7 @@
 
         resp, body = self.get(url)
         node = etree.fromstring(body)
-        body = [xml_to_json(x) for x in node.getchildren()]
+        body = [xml_utils.xml_to_json(x) for x in node.getchildren()]
         return resp, body
 
     def enable_service(self, host_name, binary):
@@ -50,12 +48,13 @@
         host_name: Name of host
         binary: Service binary
         """
-        post_body = Element("service")
+        post_body = xml_utils.Element("service")
         post_body.add_attr('binary', binary)
         post_body.add_attr('host', host_name)
 
-        resp, body = self.put('os-services/enable', str(Document(post_body)))
-        body = xml_to_json(etree.fromstring(body))
+        resp, body = self.put('os-services/enable', str(
+            xml_utils.Document(post_body)))
+        body = xml_utils.xml_to_json(etree.fromstring(body))
         return resp, body
 
     def disable_service(self, host_name, binary):
@@ -64,10 +63,11 @@
         host_name: Name of host
         binary: Service binary
         """
-        post_body = Element("service")
+        post_body = xml_utils.Element("service")
         post_body.add_attr('binary', binary)
         post_body.add_attr('host', host_name)
 
-        resp, body = self.put('os-services/disable', str(Document(post_body)))
-        body = xml_to_json(etree.fromstring(body))
+        resp, body = self.put('os-services/disable', str(
+            xml_utils.Document(post_body)))
+        body = xml_utils.xml_to_json(etree.fromstring(body))
         return resp, body
diff --git a/tempest/services/compute/xml/tenant_usages_client.py b/tempest/services/compute/xml/tenant_usages_client.py
index 79f0ac9..0b19f63 100644
--- a/tempest/services/compute/xml/tenant_usages_client.py
+++ b/tempest/services/compute/xml/tenant_usages_client.py
@@ -18,8 +18,8 @@
 from lxml import etree
 
 from tempest.common import rest_client
+from tempest.common import xml_utils
 from tempest import config
-from tempest.services.compute.xml.common import xml_to_json
 
 CONF = config.CONF
 
@@ -32,7 +32,7 @@
         self.service = CONF.compute.catalog_type
 
     def _parse_array(self, node):
-        json = xml_to_json(node)
+        json = xml_utils.xml_to_json(node)
         return json
 
     def list_tenant_usages(self, params=None):
diff --git a/tempest/services/compute/xml/volumes_extensions_client.py b/tempest/services/compute/xml/volumes_extensions_client.py
index 570b715..e9c5035 100644
--- a/tempest/services/compute/xml/volumes_extensions_client.py
+++ b/tempest/services/compute/xml/volumes_extensions_client.py
@@ -19,13 +19,9 @@
 from lxml import etree
 
 from tempest.common import rest_client
+from tempest.common import xml_utils
 from tempest import config
 from tempest import exceptions
-from tempest.services.compute.xml.common import Document
-from tempest.services.compute.xml.common import Element
-from tempest.services.compute.xml.common import Text
-from tempest.services.compute.xml.common import xml_to_json
-from tempest.services.compute.xml.common import XMLNS_11
 
 CONF = config.CONF
 
@@ -51,7 +47,7 @@
                 vol['metadata'] = dict((meta.get('key'),
                                         meta.text) for meta in list(child))
             else:
-                vol[tag] = xml_to_json(child)
+                vol[tag] = xml_utils.xml_to_json(child)
         return vol
 
     def list_volumes(self, params=None):
@@ -96,23 +92,23 @@
         :param display_name: Optional Volume Name.
         :param metadata: An optional dictionary of values for metadata.
         """
-        volume = Element("volume",
-                         xmlns=XMLNS_11,
-                         size=size)
+        volume = xml_utils.Element("volume",
+                                   xmlns=xml_utils.XMLNS_11,
+                                   size=size)
         if display_name:
             volume.add_attr('display_name', display_name)
 
         if metadata:
-            _metadata = Element('metadata')
+            _metadata = xml_utils.Element('metadata')
             volume.append(_metadata)
             for key, value in metadata.items():
-                meta = Element('meta')
+                meta = xml_utils.Element('meta')
                 meta.add_attr('key', key)
-                meta.append(Text(value))
+                meta.append(xml_utils.Text(value))
                 _metadata.append(meta)
 
-        resp, body = self.post('os-volumes', str(Document(volume)))
-        body = xml_to_json(etree.fromstring(body))
+        resp, body = self.post('os-volumes', str(xml_utils.Document(volume)))
+        body = xml_utils.xml_to_json(etree.fromstring(body))
         return resp, body
 
     def delete_volume(self, volume_id):
diff --git a/tempest/services/identity/json/identity_client.py b/tempest/services/identity/json/identity_client.py
index 58451fb..c95faaa 100644
--- a/tempest/services/identity/json/identity_client.py
+++ b/tempest/services/identity/json/identity_client.py
@@ -49,6 +49,12 @@
         resp, body = self.post('OS-KSADM/roles', post_body)
         return resp, self._parse_resp(body)
 
+    def get_role(self, role_id):
+        """Get a role by its id."""
+        resp, body = self.get('OS-KSADM/roles/%s' % role_id)
+        body = json.loads(body)
+        return resp, body['role']
+
     def create_tenant(self, name, **kwargs):
         """
         Create a tenant
diff --git a/tempest/services/identity/v3/json/identity_client.py b/tempest/services/identity/v3/json/identity_client.py
index 35d8aa0..4b530f1 100644
--- a/tempest/services/identity/v3/json/identity_client.py
+++ b/tempest/services/identity/v3/json/identity_client.py
@@ -459,16 +459,20 @@
 
         self.auth_url = auth_url
 
-    def auth(self, user, password, tenant=None, user_type='id', domain=None):
+    def auth(self, user=None, password=None, tenant=None, user_type='id',
+             domain=None, token=None):
         """
         :param user: user id or name, as specified in user_type
         :param domain: the user and tenant domain
+        :param token: a token to re-scope.
 
         Accepts different combinations of credentials. Restrictions:
         - tenant and domain are only name (no id)
         - user domain and tenant domain are assumed identical
         - domain scope is not supported here
         Sample sample valid combinations:
+        - token
+        - token, tenant, domain
         - user_id, password
         - username, password, domain
         - username, password, tenant, domain
@@ -477,23 +481,32 @@
         creds = {
             'auth': {
                 'identity': {
-                    'methods': ['password'],
-                    'password': {
-                        'user': {
-                            'password': password,
-                        }
-                    }
+                    'methods': [],
                 }
             }
         }
-        if user_type == 'id':
-            creds['auth']['identity']['password']['user']['id'] = user
-        else:
-            creds['auth']['identity']['password']['user']['name'] = user
-        if domain is not None:
-            _domain = dict(name=domain)
-            creds['auth']['identity']['password']['user']['domain'] = _domain
+        id_obj = creds['auth']['identity']
+        if token:
+            id_obj['methods'].append('token')
+            id_obj['token'] = {
+                'id': token
+            }
+        if user and password:
+            id_obj['methods'].append('password')
+            id_obj['password'] = {
+                'user': {
+                    'password': password,
+                }
+            }
+            if user_type == 'id':
+                id_obj['password']['user']['id'] = user
+            else:
+                id_obj['password']['user']['name'] = user
+            if domain is not None:
+                _domain = dict(name=domain)
+                id_obj['password']['user']['domain'] = _domain
         if tenant is not None:
+            _domain = dict(name=domain)
             project = dict(name=tenant, domain=_domain)
             scope = dict(project=project)
             creds['auth']['scope'] = scope
diff --git a/tempest/services/identity/v3/xml/credentials_client.py b/tempest/services/identity/v3/xml/credentials_client.py
index 70f85a1..3c44188 100644
--- a/tempest/services/identity/v3/xml/credentials_client.py
+++ b/tempest/services/identity/v3/xml/credentials_client.py
@@ -18,8 +18,8 @@
 from lxml import etree
 
 from tempest.common import rest_client
+from tempest.common import xml_utils as common
 from tempest import config
-from tempest.services.compute.xml import common
 
 CONF = config.CONF
 
diff --git a/tempest/services/identity/v3/xml/endpoints_client.py b/tempest/services/identity/v3/xml/endpoints_client.py
index a1f9811..93dc3dc 100644
--- a/tempest/services/identity/v3/xml/endpoints_client.py
+++ b/tempest/services/identity/v3/xml/endpoints_client.py
@@ -17,8 +17,8 @@
 
 from tempest.common import http
 from tempest.common import rest_client
+from tempest.common import xml_utils as common
 from tempest import config
-from tempest.services.compute.xml import common
 
 CONF = config.CONF
 
diff --git a/tempest/services/identity/v3/xml/identity_client.py b/tempest/services/identity/v3/xml/identity_client.py
index 8f42924..c49f361 100644
--- a/tempest/services/identity/v3/xml/identity_client.py
+++ b/tempest/services/identity/v3/xml/identity_client.py
@@ -18,9 +18,9 @@
 from lxml import etree
 
 from tempest.common import rest_client
+from tempest.common import xml_utils as common
 from tempest import config
 from tempest import exceptions
-from tempest.services.compute.xml import common
 
 CONF = config.CONF
 
@@ -453,43 +453,61 @@
 
         self.auth_url = auth_url
 
-    def auth(self, user, password, tenant=None, user_type='id', domain=None):
+    def auth(self, user=None, password=None, tenant=None, user_type='id',
+             domain=None, token=None):
         """
         :param user: user id or name, as specified in user_type
+        :param domain: the user and tenant domain
+        :param token: a token to re-scope.
 
         Accepts different combinations of credentials. Restrictions:
         - tenant and domain are only name (no id)
         - user domain and tenant domain are assumed identical
+        - domain scope is not supported here
         Sample sample valid combinations:
+        - token
+        - token, tenant, domain
         - user_id, password
         - username, password, domain
         - username, password, tenant, domain
         Validation is left to the server side.
         """
-        if user_type == 'id':
-            _user = common.Element('user', id=user, password=password)
-        else:
-            _user = common.Element('user', name=user, password=password)
-        if domain is not None:
-            _domain = common.Element('domain', name=domain)
-            _user.append(_domain)
 
-        password = common.Element('password')
-        password.append(_user)
-
-        method = common.Element('method')
-        method.append(common.Text('password'))
         methods = common.Element('methods')
-        methods.append(method)
         identity = common.Element('identity')
+
+        if token:
+            method = common.Element('method')
+            method.append(common.Text('token'))
+            methods.append(method)
+
+            token = common.Element('token', id=token)
+            identity.append(token)
+
+        if user and password:
+            if user_type == 'id':
+                _user = common.Element('user', id=user, password=password)
+            else:
+                _user = common.Element('user', name=user, password=password)
+            if domain is not None:
+                _domain = common.Element('domain', name=domain)
+                _user.append(_domain)
+
+            password = common.Element('password')
+            password.append(_user)
+            method = common.Element('method')
+            method.append(common.Text('password'))
+            methods.append(method)
+            identity.append(password)
+
         identity.append(methods)
-        identity.append(password)
 
         auth = common.Element('auth')
         auth.append(identity)
 
         if tenant is not None:
             project = common.Element('project', name=tenant)
+            _domain = common.Element('domain', name=domain)
             project.append(_domain)
             scope = common.Element('scope')
             scope.append(project)
diff --git a/tempest/services/identity/v3/xml/policy_client.py b/tempest/services/identity/v3/xml/policy_client.py
index bf4cce7..e903089 100644
--- a/tempest/services/identity/v3/xml/policy_client.py
+++ b/tempest/services/identity/v3/xml/policy_client.py
@@ -17,8 +17,8 @@
 
 from tempest.common import http
 from tempest.common import rest_client
+from tempest.common import xml_utils as common
 from tempest import config
-from tempest.services.compute.xml import common
 
 CONF = config.CONF
 
diff --git a/tempest/services/identity/v3/xml/service_client.py b/tempest/services/identity/v3/xml/service_client.py
index 966d7f7..37ed892 100644
--- a/tempest/services/identity/v3/xml/service_client.py
+++ b/tempest/services/identity/v3/xml/service_client.py
@@ -16,8 +16,8 @@
 from lxml import etree
 
 from tempest.common import rest_client
+from tempest.common import xml_utils as common
 from tempest import config
-from tempest.services.compute.xml import common
 
 CONF = config.CONF
 
diff --git a/tempest/services/identity/xml/identity_client.py b/tempest/services/identity/xml/identity_client.py
index c5bf310..c48bc90 100644
--- a/tempest/services/identity/xml/identity_client.py
+++ b/tempest/services/identity/xml/identity_client.py
@@ -12,8 +12,8 @@
 #    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 xml_utils as xml
 from tempest import config
-from tempest.services.compute.xml import common as xml
 from tempest.services.identity.json import identity_client
 
 CONF = config.CONF
@@ -31,6 +31,11 @@
                                str(xml.Document(create_role)))
         return resp, self._parse_resp(body)
 
+    def get_role(self, role_id):
+        """Get a role by its id."""
+        resp, body = self.get('OS-KSADM/roles/%s' % role_id)
+        return resp, self._parse_resp(body)
+
     def create_tenant(self, name, **kwargs):
         """
         Create a tenant
diff --git a/tempest/services/network/json/network_client.py b/tempest/services/network/json/network_client.py
index 27f4655..f9dd8ef 100644
--- a/tempest/services/network/json/network_client.py
+++ b/tempest/services/network/json/network_client.py
@@ -180,18 +180,6 @@
         body = json.loads(body)
         return resp, body
 
-    def update_vpnservice(self, uuid, description):
-        put_body = {
-            "vpnservice": {
-                "description": description
-            }
-        }
-        body = json.dumps(put_body)
-        uri = '%s/vpn/vpnservices/%s' % (self.uri_prefix, uuid)
-        resp, body = self.put(uri, body)
-        body = json.loads(body)
-        return resp, body
-
     def list_router_interfaces(self, uuid):
         uri = '%s/ports?device_id=%s' % (self.uri_prefix, uuid)
         resp, body = self.get(uri)
@@ -281,14 +269,6 @@
         body = json.loads(body)
         return resp, body
 
-    def update_ikepolicy(self, uuid, **kwargs):
-        put_body = {'ikepolicy': kwargs}
-        body = json.dumps(put_body)
-        uri = '%s/vpn/ikepolicies/%s' % (self.uri_prefix, uuid)
-        resp, body = self.put(uri, body)
-        body = json.loads(body)
-        return resp, body
-
     def update_extra_routes(self, router_id, nexthop, destination):
         uri = '%s/routers/%s' % (self.uri_prefix, router_id)
         put_body = {
@@ -320,3 +300,11 @@
         resp, body = self.get(uri)
         body = json.loads(body)
         return resp, body
+
+    def add_dhcp_agent_to_network(self, agent_id, network_id):
+        post_body = {'network_id': network_id}
+        body = json.dumps(post_body)
+        uri = '%s/agents/%s/dhcp-networks' % (self.uri_prefix, agent_id)
+        resp, body = self.post(uri, body)
+        body = json.loads(body)
+        return resp, body
diff --git a/tempest/services/network/xml/network_client.py b/tempest/services/network/xml/network_client.py
index 68bc424..0945b09 100644
--- a/tempest/services/network/xml/network_client.py
+++ b/tempest/services/network/xml/network_client.py
@@ -14,7 +14,7 @@
 import xml.etree.ElementTree as ET
 
 from tempest.common import rest_client
-from tempest.services.compute.xml import common
+from tempest.common import xml_utils as common
 from tempest.services.network import network_client_base as client_base
 
 
@@ -250,6 +250,13 @@
         body = _root_tag_fetcher_and_xml_to_json_parse(body)
         return resp, body
 
+    def add_dhcp_agent_to_network(self, agent_id, network_id):
+        uri = '%s/agents/%s/dhcp-networks' % (self.uri_prefix, agent_id)
+        network = common.Element("network_id", network_id)
+        resp, body = self.post(uri, str(common.Document(network)))
+        body = _root_tag_fetcher_and_xml_to_json_parse(body)
+        return resp, body
+
 
 def _root_tag_fetcher_and_xml_to_json_parse(xml_returned_body):
     body = ET.fromstring(xml_returned_body)
diff --git a/tempest/services/telemetry/xml/telemetry_client.py b/tempest/services/telemetry/xml/telemetry_client.py
index 673f98e..3bee8bf 100644
--- a/tempest/services/telemetry/xml/telemetry_client.py
+++ b/tempest/services/telemetry/xml/telemetry_client.py
@@ -16,7 +16,7 @@
 from lxml import etree
 
 from tempest.common import rest_client
-from tempest.services.compute.xml import common
+from tempest.common import xml_utils as common
 import tempest.services.telemetry.telemetry_client_base as client
 
 
diff --git a/tempest/services/volume/v2/xml/volumes_client.py b/tempest/services/volume/v2/xml/volumes_client.py
index 0b8f47c..e735a65 100644
--- a/tempest/services/volume/v2/xml/volumes_client.py
+++ b/tempest/services/volume/v2/xml/volumes_client.py
@@ -19,9 +19,9 @@
 from lxml import etree
 
 from tempest.common import rest_client
+from tempest.common import xml_utils as common
 from tempest import config
 from tempest import exceptions
-from tempest.services.compute.xml import common
 
 CONF = config.CONF
 
diff --git a/tempest/services/volume/xml/admin/volume_hosts_client.py b/tempest/services/volume/xml/admin/volume_hosts_client.py
index e34b9f0..967c7c2 100644
--- a/tempest/services/volume/xml/admin/volume_hosts_client.py
+++ b/tempest/services/volume/xml/admin/volume_hosts_client.py
@@ -18,8 +18,8 @@
 from lxml import etree
 
 from tempest.common import rest_client
+from tempest.common import xml_utils as common
 from tempest import config
-from tempest.services.compute.xml import common
 
 CONF = config.CONF
 
diff --git a/tempest/services/volume/xml/admin/volume_quotas_client.py b/tempest/services/volume/xml/admin/volume_quotas_client.py
index d2eac34..710fb3a 100644
--- a/tempest/services/volume/xml/admin/volume_quotas_client.py
+++ b/tempest/services/volume/xml/admin/volume_quotas_client.py
@@ -17,8 +17,8 @@
 from ast import literal_eval
 from lxml import etree
 
+from tempest.common import xml_utils as xml
 from tempest import config
-from tempest.services.compute.xml import common as xml
 from tempest.services.volume.json.admin import volume_quotas_client
 
 CONF = config.CONF
diff --git a/tempest/services/volume/xml/admin/volume_types_client.py b/tempest/services/volume/xml/admin/volume_types_client.py
index 1fa3e73..90897ee 100644
--- a/tempest/services/volume/xml/admin/volume_types_client.py
+++ b/tempest/services/volume/xml/admin/volume_types_client.py
@@ -18,9 +18,9 @@
 from lxml import etree
 
 from tempest.common import rest_client
+from tempest.common import xml_utils as common
 from tempest import config
 from tempest import exceptions
-from tempest.services.compute.xml import common
 
 CONF = config.CONF
 
diff --git a/tempest/services/volume/xml/extensions_client.py b/tempest/services/volume/xml/extensions_client.py
index 4861733..2986fcd 100644
--- a/tempest/services/volume/xml/extensions_client.py
+++ b/tempest/services/volume/xml/extensions_client.py
@@ -16,8 +16,8 @@
 from lxml import etree
 
 from tempest.common import rest_client
+from tempest.common import xml_utils as common
 from tempest import config
-from tempest.services.compute.xml import common
 
 CONF = config.CONF
 
diff --git a/tempest/services/volume/xml/snapshots_client.py b/tempest/services/volume/xml/snapshots_client.py
index 9ad86d2..4b1ba25 100644
--- a/tempest/services/volume/xml/snapshots_client.py
+++ b/tempest/services/volume/xml/snapshots_client.py
@@ -16,10 +16,10 @@
 from lxml import etree
 
 from tempest.common import rest_client
+from tempest.common import xml_utils as common
 from tempest import config
 from tempest import exceptions
 from tempest.openstack.common import log as logging
-from tempest.services.compute.xml import common
 
 CONF = config.CONF
 
diff --git a/tempest/services/volume/xml/volumes_client.py b/tempest/services/volume/xml/volumes_client.py
index 8e886ce..6866dad 100644
--- a/tempest/services/volume/xml/volumes_client.py
+++ b/tempest/services/volume/xml/volumes_client.py
@@ -20,9 +20,9 @@
 from xml.sax import saxutils
 
 from tempest.common import rest_client
+from tempest.common import xml_utils as common
 from tempest import config
 from tempest import exceptions
-from tempest.services.compute.xml import common
 
 CONF = config.CONF
 
diff --git a/tempest/tests/common/test_debug.py b/tempest/tests/common/test_debug.py
new file mode 100644
index 0000000..cd9936c
--- /dev/null
+++ b/tempest/tests/common/test_debug.py
@@ -0,0 +1,122 @@
+# 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 mock
+
+from tempest.common import debug
+from tempest import config
+from tempest.openstack.common.fixture import mockpatch
+from tempest import test
+from tempest.tests import base
+from tempest.tests import fake_config
+
+
+class TestDebug(base.TestCase):
+
+    def setUp(self):
+        super(TestDebug, self).setUp()
+        self.useFixture(fake_config.ConfigFixture())
+        self.stubs.Set(config, 'TempestConfigPrivate', fake_config.FakePrivate)
+
+        common_pre = 'tempest.common.commands'
+        self.ip_addr_raw_mock = self.patch(common_pre + '.ip_addr_raw')
+        self.ip_route_raw_mock = self.patch(common_pre + '.ip_route_raw')
+        self.iptables_raw_mock = self.patch(common_pre + '.iptables_raw')
+        self.ip_ns_list_mock = self.patch(common_pre + '.ip_ns_list')
+        self.ip_ns_addr_mock = self.patch(common_pre + '.ip_ns_addr')
+        self.ip_ns_route_mock = self.patch(common_pre + '.ip_ns_route')
+        self.iptables_ns_mock = self.patch(common_pre + '.iptables_ns')
+        self.ovs_db_dump_mock = self.patch(common_pre + '.ovs_db_dump')
+
+        self.log_mock = self.patch('tempest.common.debug.LOG')
+
+    def test_log_ip_ns_debug_disabled(self):
+        self.useFixture(mockpatch.PatchObject(test.CONF.debug,
+                                              'enable', False))
+        debug.log_ip_ns()
+        self.assertFalse(self.ip_addr_raw_mock.called)
+        self.assertFalse(self.log_mock.info.called)
+
+    def test_log_ip_ns_debug_enabled(self):
+        self.useFixture(mockpatch.PatchObject(test.CONF.debug,
+                                              'enable', True))
+
+        tables = ['filter', 'nat', 'mangle']
+        self.ip_ns_list_mock.return_value = [1, 2]
+
+        debug.log_ip_ns()
+        self.ip_addr_raw_mock.assert_called_with()
+        self.assertTrue(self.log_mock.info.called)
+        self.ip_route_raw_mock.assert_called_with()
+        self.assertEqual(len(tables), self.iptables_raw_mock.call_count)
+        for table in tables:
+            self.assertIn(mock.call(table),
+                          self.iptables_raw_mock.call_args_list)
+
+        self.ip_ns_list_mock.assert_called_with()
+        self.assertEqual(len(self.ip_ns_list_mock.return_value),
+                         self.ip_ns_addr_mock.call_count)
+        self.assertEqual(len(self.ip_ns_list_mock.return_value),
+                         self.ip_ns_route_mock.call_count)
+        for ns in self.ip_ns_list_mock.return_value:
+            self.assertIn(mock.call(ns),
+                          self.ip_ns_addr_mock.call_args_list)
+            self.assertIn(mock.call(ns),
+                          self.ip_ns_route_mock.call_args_list)
+
+        self.assertEqual(len(tables) * len(self.ip_ns_list_mock.return_value),
+                         self.iptables_ns_mock.call_count)
+        for ns in self.ip_ns_list_mock.return_value:
+            for table in tables:
+                self.assertIn(mock.call(ns, table),
+                              self.iptables_ns_mock.call_args_list)
+
+    def test_log_ovs_db_debug_disabled(self):
+        self.useFixture(mockpatch.PatchObject(test.CONF.debug,
+                                              'enable', False))
+        self.useFixture(mockpatch.PatchObject(test.CONF.service_available,
+                                              'neutron', False))
+        debug.log_ovs_db()
+        self.assertFalse(self.ovs_db_dump_mock.called)
+
+        self.useFixture(mockpatch.PatchObject(test.CONF.debug,
+                                              'enable', True))
+        self.useFixture(mockpatch.PatchObject(test.CONF.service_available,
+                                              'neutron', False))
+        debug.log_ovs_db()
+        self.assertFalse(self.ovs_db_dump_mock.called)
+
+        self.useFixture(mockpatch.PatchObject(test.CONF.debug,
+                                              'enable', False))
+        self.useFixture(mockpatch.PatchObject(test.CONF.service_available,
+                                              'neutron', True))
+        debug.log_ovs_db()
+        self.assertFalse(self.ovs_db_dump_mock.called)
+
+    def test_log_ovs_db_debug_enabled(self):
+        self.useFixture(mockpatch.PatchObject(test.CONF.debug,
+                                              'enable', True))
+        self.useFixture(mockpatch.PatchObject(test.CONF.service_available,
+                                              'neutron', True))
+        debug.log_ovs_db()
+        self.ovs_db_dump_mock.assert_called_with()
+
+    def test_log_net_debug(self):
+        self.log_ip_ns_mock = self.patch('tempest.common.debug.log_ip_ns')
+        self.log_ovs_db_mock = self.patch('tempest.common.debug.log_ovs_db')
+
+        debug.log_net_debug()
+        self.log_ip_ns_mock.assert_called_with()
+        self.log_ovs_db_mock.assert_called_with()
diff --git a/tempest/tests/fake_config.py b/tempest/tests/fake_config.py
index 8a8ebb0..4676cbd 100644
--- a/tempest/tests/fake_config.py
+++ b/tempest/tests/fake_config.py
@@ -12,16 +12,21 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
+import os
+
 from oslo.config import cfg
 
 from tempest import config
 from tempest.openstack.common.fixture import config as conf_fixture
+from tempest.openstack.common import importutils
 
 
 class ConfigFixture(conf_fixture.Config):
 
     def __init__(self):
         config.register_opts()
+        # Register locking options
+        importutils.import_module('tempest.openstack.common.lockutils')
         super(ConfigFixture, self).__init__()
 
     def setUp(self):
@@ -36,6 +41,10 @@
                               group='identity')
         self.conf.set_default('neutron', True, group='service_available')
         self.conf.set_default('heat', True, group='service_available')
+        if not os.path.exists(str(os.environ.get('OS_TEST_LOCK_PATH'))):
+            os.mkdir(str(os.environ.get('OS_TEST_LOCK_PATH')))
+        self.conf.set_default('lock_path',
+                              str(os.environ.get('OS_TEST_LOCK_PATH')))
 
 
 class FakePrivate(config.TempestConfigPrivate):
diff --git a/tempest/tests/test_compute_xml_common.py b/tempest/tests/test_compute_xml_common.py
index bfa6a10..1561931 100644
--- a/tempest/tests/test_compute_xml_common.py
+++ b/tempest/tests/test_compute_xml_common.py
@@ -13,7 +13,7 @@
 #    under the License.
 from lxml import etree
 
-from tempest.services.compute.xml import common
+from tempest.common import xml_utils as common
 from tempest.tests import base
 
 
diff --git a/tempest/tests/test_rest_client.py b/tempest/tests/test_rest_client.py
index 0677aa0..cfbb37d 100644
--- a/tempest/tests/test_rest_client.py
+++ b/tempest/tests/test_rest_client.py
@@ -16,10 +16,10 @@
 import json
 
 from tempest.common import rest_client
+from tempest.common import xml_utils as xml
 from tempest import config
 from tempest import exceptions
 from tempest.openstack.common.fixture import mockpatch
-from tempest.services.compute.xml import common as xml
 from tempest.tests import base
 from tempest.tests import fake_auth_provider
 from tempest.tests import fake_config
@@ -384,3 +384,63 @@
         self.assertRaises(NotImplementedError,
                           self.rest_client.wait_for_resource_deletion,
                           '1234')
+
+
+class TestNegativeRestClient(BaseRestClientTestClass):
+
+    def setUp(self):
+        self.fake_http = fake_http.fake_httplib2()
+        super(TestNegativeRestClient, self).setUp()
+        self.negative_rest_client = rest_client.NegativeRestClient(
+            fake_auth_provider.FakeAuthProvider())
+        self.useFixture(mockpatch.PatchObject(self.negative_rest_client,
+                                              '_log_request'))
+
+    def test_post(self):
+        __, return_dict = self.negative_rest_client.send_request('POST',
+                                                                 self.url,
+                                                                 [], {})
+        self.assertEqual('POST', return_dict['method'])
+
+    def test_get(self):
+        __, return_dict = self.negative_rest_client.send_request('GET',
+                                                                 self.url,
+                                                                 [])
+        self.assertEqual('GET', return_dict['method'])
+
+    def test_delete(self):
+        __, return_dict = self.negative_rest_client.send_request('DELETE',
+                                                                 self.url,
+                                                                 [])
+        self.assertEqual('DELETE', return_dict['method'])
+
+    def test_patch(self):
+        __, return_dict = self.negative_rest_client.send_request('PATCH',
+                                                                 self.url,
+                                                                 [], {})
+        self.assertEqual('PATCH', return_dict['method'])
+
+    def test_put(self):
+        __, return_dict = self.negative_rest_client.send_request('PUT',
+                                                                 self.url,
+                                                                 [], {})
+        self.assertEqual('PUT', return_dict['method'])
+
+    def test_head(self):
+        self.useFixture(mockpatch.PatchObject(self.negative_rest_client,
+                                              'response_checker'))
+        __, return_dict = self.negative_rest_client.send_request('HEAD',
+                                                                 self.url,
+                                                                 [])
+        self.assertEqual('HEAD', return_dict['method'])
+
+    def test_copy(self):
+        __, return_dict = self.negative_rest_client.send_request('COPY',
+                                                                 self.url,
+                                                                 [])
+        self.assertEqual('COPY', return_dict['method'])
+
+    def test_other(self):
+        self.assertRaises(AssertionError,
+                          self.negative_rest_client.send_request,
+                          'OTHER', self.url, [])
diff --git a/tempest/tests/test_tenant_isolation.py b/tempest/tests/test_tenant_isolation.py
index 2e50cfd..ae2e57d 100644
--- a/tempest/tests/test_tenant_isolation.py
+++ b/tempest/tests/test_tenant_isolation.py
@@ -19,6 +19,7 @@
 
 from tempest.common import isolated_creds
 from tempest import config
+from tempest import exceptions
 from tempest.openstack.common.fixture import mockpatch
 from tempest.services.identity.json import identity_client as json_iden_client
 from tempest.services.identity.xml import identity_client as xml_iden_client
@@ -334,3 +335,140 @@
         self.assertIn('1234', args)
         self.assertIn('12345', args)
         self.assertIn('123456', args)
+
+    @patch('tempest.common.rest_client.RestClient')
+    def test_network_alt_creation(self, MockRestClient):
+        iso_creds = isolated_creds.IsolatedCreds('test class',
+                                                 password='fake_password')
+        self._mock_user_create('1234', 'fake_alt_user')
+        self._mock_tenant_create('1234', 'fake_alt_tenant')
+        self._mock_network_create(iso_creds, '1234', 'fake_alt_net')
+        self._mock_subnet_create(iso_creds, '1234', 'fake_alt_subnet')
+        self._mock_router_create('1234', 'fake_alt_router')
+        router_interface_mock = self.patch(
+            'tempest.services.network.json.network_client.NetworkClientJSON.'
+            'add_router_interface_with_subnet_id')
+        username, tenant_name, password = iso_creds.get_alt_creds()
+        router_interface_mock.called_once_with('1234', '1234')
+        network = iso_creds.get_alt_network()
+        subnet = iso_creds.get_alt_subnet()
+        router = iso_creds.get_alt_router()
+        self.assertEqual(network['id'], '1234')
+        self.assertEqual(network['name'], 'fake_alt_net')
+        self.assertEqual(subnet['id'], '1234')
+        self.assertEqual(subnet['name'], 'fake_alt_subnet')
+        self.assertEqual(router['id'], '1234')
+        self.assertEqual(router['name'], 'fake_alt_router')
+
+    @patch('tempest.common.rest_client.RestClient')
+    def test_network_admin_creation(self, MockRestClient):
+        iso_creds = isolated_creds.IsolatedCreds('test class',
+                                                 password='fake_password')
+        self._mock_user_create('1234', 'fake_admin_user')
+        self._mock_tenant_create('1234', 'fake_admin_tenant')
+        self._mock_network_create(iso_creds, '1234', 'fake_admin_net')
+        self._mock_subnet_create(iso_creds, '1234', 'fake_admin_subnet')
+        self._mock_router_create('1234', 'fake_admin_router')
+        router_interface_mock = self.patch(
+            'tempest.services.network.json.network_client.NetworkClientJSON.'
+            'add_router_interface_with_subnet_id')
+        self.useFixture(mockpatch.PatchObject(
+            json_iden_client.IdentityClientJSON,
+            'list_roles',
+            return_value=({'status': 200},
+                          [{'id': '123456', 'name': 'admin'}])))
+        with patch.object(json_iden_client.IdentityClientJSON,
+                          'assign_user_role'):
+            username, tenant_name, password = iso_creds.get_admin_creds()
+        router_interface_mock.called_once_with('1234', '1234')
+        network = iso_creds.get_admin_network()
+        subnet = iso_creds.get_admin_subnet()
+        router = iso_creds.get_admin_router()
+        self.assertEqual(network['id'], '1234')
+        self.assertEqual(network['name'], 'fake_admin_net')
+        self.assertEqual(subnet['id'], '1234')
+        self.assertEqual(subnet['name'], 'fake_admin_subnet')
+        self.assertEqual(router['id'], '1234')
+        self.assertEqual(router['name'], 'fake_admin_router')
+
+    @patch('tempest.common.rest_client.RestClient')
+    def test_no_network_resources(self, MockRestClient):
+        net_dict = {
+            'network': False,
+            'router': False,
+            'subnet': False,
+            'dhcp': False,
+        }
+        iso_creds = isolated_creds.IsolatedCreds('test class',
+                                                 password='fake_password',
+                                                 network_resources=net_dict)
+        self._mock_user_create('1234', 'fake_prim_user')
+        self._mock_tenant_create('1234', 'fake_prim_tenant')
+        net = patch.object(iso_creds.network_admin_client,
+                           'delete_network')
+        net_mock = net.start()
+        subnet = patch.object(iso_creds.network_admin_client,
+                              'delete_subnet')
+        subnet_mock = subnet.start()
+        router = patch.object(iso_creds.network_admin_client,
+                              'delete_router')
+        router_mock = router.start()
+
+        username, tenant_name, password = iso_creds.get_primary_creds()
+        self.assertEqual(net_mock.mock_calls, [])
+        self.assertEqual(subnet_mock.mock_calls, [])
+        self.assertEqual(router_mock.mock_calls, [])
+        network = iso_creds.get_primary_network()
+        subnet = iso_creds.get_primary_subnet()
+        router = iso_creds.get_primary_router()
+        self.assertIsNone(network)
+        self.assertIsNone(subnet)
+        self.assertIsNone(router)
+
+    @patch('tempest.common.rest_client.RestClient')
+    def test_router_without_network(self, MockRestClient):
+        net_dict = {
+            'network': False,
+            'router': True,
+            'subnet': False,
+            'dhcp': False,
+        }
+        iso_creds = isolated_creds.IsolatedCreds('test class',
+                                                 password='fake_password',
+                                                 network_resources=net_dict)
+        self._mock_user_create('1234', 'fake_prim_user')
+        self._mock_tenant_create('1234', 'fake_prim_tenant')
+        self.assertRaises(exceptions.InvalidConfiguration,
+                          iso_creds.get_primary_creds)
+
+    @patch('tempest.common.rest_client.RestClient')
+    def test_subnet_without_network(self, MockRestClient):
+        net_dict = {
+            'network': False,
+            'router': False,
+            'subnet': True,
+            'dhcp': False,
+        }
+        iso_creds = isolated_creds.IsolatedCreds('test class',
+                                                 password='fake_password',
+                                                 network_resources=net_dict)
+        self._mock_user_create('1234', 'fake_prim_user')
+        self._mock_tenant_create('1234', 'fake_prim_tenant')
+        self.assertRaises(exceptions.InvalidConfiguration,
+                          iso_creds.get_primary_creds)
+
+    @patch('tempest.common.rest_client.RestClient')
+    def test_dhcp_without_subnet(self, MockRestClient):
+        net_dict = {
+            'network': False,
+            'router': False,
+            'subnet': False,
+            'dhcp': True,
+        }
+        iso_creds = isolated_creds.IsolatedCreds('test class',
+                                                 password='fake_password',
+                                                 network_resources=net_dict)
+        self._mock_user_create('1234', 'fake_prim_user')
+        self._mock_tenant_create('1234', 'fake_prim_tenant')
+        self.assertRaises(exceptions.InvalidConfiguration,
+                          iso_creds.get_primary_creds)
diff --git a/tools/check_logs.py b/tools/check_logs.py
index e28c230..b5b1780 100755
--- a/tools/check_logs.py
+++ b/tools/check_logs.py
@@ -37,6 +37,7 @@
     'ceilometer-alarm-evaluator',
     'ceilometer-anotification',
     'ceilometer-api',
+    'ceilometer-collector',
     'c-vol',
     'g-api',
     'h-api',
@@ -90,7 +91,7 @@
                     break
             if not whitelisted or dump_all_errors:
                 if print_log_name:
-                    print("Log File Has Errors: %s" % name)
+                    print("\nLog File Has Errors: %s" % name)
                     print_log_name = False
                 if not whitelisted:
                     had_errors = True
diff --git a/tools/config/check_uptodate.sh b/tools/config/check_uptodate.sh
index 45c8629..528bd5b 100755
--- a/tools/config/check_uptodate.sh
+++ b/tools/config/check_uptodate.sh
@@ -1,10 +1,25 @@
-#!/bin/sh
-TEMPDIR=`mktemp -d`
-CFGFILE=tempest.conf.sample
-tools/config/generate_sample.sh -b ./ -p tempest -o $TEMPDIR
-if ! diff $TEMPDIR/$CFGFILE etc/$CFGFILE
+#!/usr/bin/env bash
+
+PROJECT_NAME=${PROJECT_NAME:-tempest}
+CFGFILE_NAME=${PROJECT_NAME}.conf.sample
+
+if [ -e etc/${PROJECT_NAME}/${CFGFILE_NAME} ]; then
+    CFGFILE=etc/${PROJECT_NAME}/${CFGFILE_NAME}
+elif [ -e etc/${CFGFILE_NAME} ]; then
+    CFGFILE=etc/${CFGFILE_NAME}
+else
+    echo "${0##*/}: can not find config file"
+    exit 1
+fi
+
+TEMPDIR=`mktemp -d /tmp/${PROJECT_NAME}.XXXXXX`
+trap "rm -rf $TEMPDIR" EXIT
+
+tools/config/generate_sample.sh -b ./ -p ${PROJECT_NAME} -o ${TEMPDIR}
+
+if ! diff -u ${TEMPDIR}/${CFGFILE_NAME} ${CFGFILE}
 then
-    echo "E: tempest.conf.sample is not up to date, please run:"
-    echo "tools/generate_sample.sh"
-    exit 42
+   echo "${0##*/}: ${PROJECT_NAME}.conf.sample is not up to date."
+   echo "${0##*/}: Please run ${0%%${0##*/}}generate_sample.sh."
+   exit 1
 fi
diff --git a/tools/config/generate_sample.sh b/tools/config/generate_sample.sh
index 607fecb..20ddfbb 100755
--- a/tools/config/generate_sample.sh
+++ b/tools/config/generate_sample.sh
@@ -4,8 +4,8 @@
     echo "Try \`${0##*/} --help' for more information." >&2
 }
 
-PARSED_OPTIONS=$(getopt -n "${0##*/}" -o hb:p:o: \
-                 --long help,base-dir:,package-name:,output-dir: -- "$@")
+PARSED_OPTIONS=$(getopt -n "${0##*/}" -o hb:p:m:l:o: \
+                 --long help,base-dir:,package-name:,output-dir:,module:,library: -- "$@")
 
 if [ $? != 0 ] ; then print_hint ; exit 1 ; fi
 
@@ -21,6 +21,8 @@
             echo "-b, --base-dir=DIR        project base directory"
             echo "-p, --package-name=NAME   project package name"
             echo "-o, --output-dir=DIR      file output directory"
+            echo "-m, --module=MOD          extra python module to interrogate for options"
+            echo "-l, --library=LIB         extra library that registers options for discovery"
             exit 0
             ;;
         -b|--base-dir)
@@ -38,6 +40,16 @@
             OUTPUTDIR=`echo $1 | sed -e 's/\/*$//g'`
             shift
             ;;
+        -m|--module)
+            shift
+            MODULES="$MODULES -m $1"
+            shift
+            ;;
+        -l|--library)
+            shift
+            LIBRARIES="$LIBRARIES -l $1"
+            shift
+            ;;
         --)
             break
             ;;
@@ -53,7 +65,7 @@
     BASEDIR=$(cd "$BASEDIR" && pwd)
 fi
 
-PACKAGENAME=${PACKAGENAME:-${BASEDIR##*/}}
+PACKAGENAME=${PACKAGENAME:-$(python setup.py --name)}
 TARGETDIR=$BASEDIR/$PACKAGENAME
 if ! [ -d $TARGETDIR ]
 then
@@ -77,12 +89,20 @@
 FILES=$(find $TARGETDIR -type f -name "*.py" ! -path "*/tests/*" \
         -exec grep -l "Opt(" {} + | sed -e "s/^$BASEDIRESC\///g" | sort -u)
 
-EXTRA_MODULES_FILE="`dirname $0`/oslo.config.generator.rc"
-if test -r "$EXTRA_MODULES_FILE"
+RC_FILE="`dirname $0`/oslo.config.generator.rc"
+if test -r "$RC_FILE"
 then
-    source "$EXTRA_MODULES_FILE"
+    source "$RC_FILE"
 fi
 
+for mod in ${TEMPEST_CONFIG_GENERATOR_EXTRA_MODULES}; do
+    MODULES="$MODULES -m $mod"
+done
+
+for lib in ${TEMPEST_CONFIG_GENERATOR_EXTRA_LIBRARIES}; do
+    LIBRARIES="$LIBRARIES -l $lib"
+done
+
 export EVENTLET_NO_GREENDNS=yes
 
 OS_VARS=$(set | sed -n '/^OS_/s/=[^=]*$//gp' | xargs)
@@ -90,7 +110,7 @@
 DEFAULT_MODULEPATH=tempest.openstack.common.config.generator
 MODULEPATH=${MODULEPATH:-$DEFAULT_MODULEPATH}
 OUTPUTFILE=$OUTPUTDIR/$PACKAGENAME.conf.sample
-python -m $MODULEPATH $FILES > $OUTPUTFILE
+python -m $MODULEPATH $MODULES $LIBRARIES $FILES > $OUTPUTFILE
 
 # Hook to allow projects to append custom config file snippets
 CONCAT_FILES=$(ls $BASEDIR/tools/config/*.conf.sample 2>/dev/null)