Merge "remove unused statement."
diff --git a/releasenotes/notes/Tempest-library-interface-0eb680b810139a50.yaml b/releasenotes/notes/10.0.0-Tempest-library-interface-0eb680b810139a50.yaml
similarity index 100%
rename from releasenotes/notes/Tempest-library-interface-0eb680b810139a50.yaml
rename to releasenotes/notes/10.0.0-Tempest-library-interface-0eb680b810139a50.yaml
diff --git a/releasenotes/notes/start-using-reno-ed9518126fd0e1a3.yaml b/releasenotes/notes/10.0.0-start-using-reno-ed9518126fd0e1a3.yaml
similarity index 100%
rename from releasenotes/notes/start-using-reno-ed9518126fd0e1a3.yaml
rename to releasenotes/notes/10.0.0-start-using-reno-ed9518126fd0e1a3.yaml
diff --git a/releasenotes/notes/api-microversion-testing-support-2ceddd2255670932.yaml b/releasenotes/notes/11.0.0-api-microversion-testing-support-2ceddd2255670932.yaml
similarity index 100%
rename from releasenotes/notes/api-microversion-testing-support-2ceddd2255670932.yaml
rename to releasenotes/notes/11.0.0-api-microversion-testing-support-2ceddd2255670932.yaml
diff --git a/releasenotes/notes/compute-microversion-support-e0b23f960f894b9b.yaml b/releasenotes/notes/11.0.0-compute-microversion-support-e0b23f960f894b9b.yaml
similarity index 100%
rename from releasenotes/notes/compute-microversion-support-e0b23f960f894b9b.yaml
rename to releasenotes/notes/11.0.0-compute-microversion-support-e0b23f960f894b9b.yaml
diff --git a/releasenotes/notes/add-network-versions-client-d90e8334e1443f5c.yaml b/releasenotes/notes/12.1.0-add-network-versions-client-d90e8334e1443f5c.yaml
similarity index 100%
rename from releasenotes/notes/add-network-versions-client-d90e8334e1443f5c.yaml
rename to releasenotes/notes/12.1.0-add-network-versions-client-d90e8334e1443f5c.yaml
diff --git a/releasenotes/notes/add-scope-to-auth-b5a82493ea89f41e.yaml b/releasenotes/notes/12.1.0-add-scope-to-auth-b5a82493ea89f41e.yaml
similarity index 100%
rename from releasenotes/notes/add-scope-to-auth-b5a82493ea89f41e.yaml
rename to releasenotes/notes/12.1.0-add-scope-to-auth-b5a82493ea89f41e.yaml
diff --git a/releasenotes/notes/add-tempest-run-3d0aaf69c2ca4115.yaml b/releasenotes/notes/12.1.0-add-tempest-run-3d0aaf69c2ca4115.yaml
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rename from releasenotes/notes/add-tempest-run-3d0aaf69c2ca4115.yaml
rename to releasenotes/notes/12.1.0-add-tempest-run-3d0aaf69c2ca4115.yaml
diff --git a/releasenotes/notes/add-tempest-workspaces-228a2ba4690b5589.yaml b/releasenotes/notes/12.1.0-add-tempest-workspaces-228a2ba4690b5589.yaml
similarity index 100%
rename from releasenotes/notes/add-tempest-workspaces-228a2ba4690b5589.yaml
rename to releasenotes/notes/12.1.0-add-tempest-workspaces-228a2ba4690b5589.yaml
diff --git a/releasenotes/notes/add_subunit_describe_calls-5498a37e6cd66c4b.yaml b/releasenotes/notes/12.1.0-add_subunit_describe_calls-5498a37e6cd66c4b.yaml
similarity index 100%
rename from releasenotes/notes/add_subunit_describe_calls-5498a37e6cd66c4b.yaml
rename to releasenotes/notes/12.1.0-add_subunit_describe_calls-5498a37e6cd66c4b.yaml
diff --git a/releasenotes/notes/bug-1486834-7ebca15836ae27a9.yaml b/releasenotes/notes/12.1.0-bug-1486834-7ebca15836ae27a9.yaml
similarity index 100%
rename from releasenotes/notes/bug-1486834-7ebca15836ae27a9.yaml
rename to releasenotes/notes/12.1.0-bug-1486834-7ebca15836ae27a9.yaml
diff --git a/releasenotes/notes/identity-clients-as-library-e663c6132fcac6c2.yaml b/releasenotes/notes/12.1.0-identity-clients-as-library-e663c6132fcac6c2.yaml
similarity index 100%
rename from releasenotes/notes/identity-clients-as-library-e663c6132fcac6c2.yaml
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diff --git a/releasenotes/notes/image-clients-as-library-86d17caa26ce3961.yaml b/releasenotes/notes/12.1.0-image-clients-as-library-86d17caa26ce3961.yaml
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rename from releasenotes/notes/image-clients-as-library-86d17caa26ce3961.yaml
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diff --git a/releasenotes/notes/new-test-utils-module-adf34468c4d52719.yaml b/releasenotes/notes/12.1.0-new-test-utils-module-adf34468c4d52719.yaml
similarity index 100%
rename from releasenotes/notes/new-test-utils-module-adf34468c4d52719.yaml
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diff --git a/releasenotes/notes/remove-input-scenarios-functionality-01308e6d4307f580.yaml b/releasenotes/notes/12.1.0-remove-input-scenarios-functionality-01308e6d4307f580.yaml
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diff --git a/releasenotes/notes/remove-integrated-horizon-bb57551c1e5f5be3.yaml b/releasenotes/notes/12.1.0-remove-integrated-horizon-bb57551c1e5f5be3.yaml
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diff --git a/releasenotes/notes/remove-legacy-credential-providers-3d653ac3ba1ada2b.yaml b/releasenotes/notes/12.1.0-remove-legacy-credential-providers-3d653ac3ba1ada2b.yaml
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diff --git a/releasenotes/notes/remove-trove-tests-666522e9113549f9.yaml b/releasenotes/notes/12.1.0-remove-trove-tests-666522e9113549f9.yaml
similarity index 100%
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diff --git a/releasenotes/notes/routers-client-as-library-25a363379da351f6.yaml b/releasenotes/notes/12.1.0-routers-client-as-library-25a363379da351f6.yaml
similarity index 100%
rename from releasenotes/notes/routers-client-as-library-25a363379da351f6.yaml
rename to releasenotes/notes/12.1.0-routers-client-as-library-25a363379da351f6.yaml
diff --git a/releasenotes/notes/support-chunked-encoding-d71f53225f68edf3.yaml b/releasenotes/notes/12.1.0-support-chunked-encoding-d71f53225f68edf3.yaml
similarity index 100%
rename from releasenotes/notes/support-chunked-encoding-d71f53225f68edf3.yaml
rename to releasenotes/notes/12.1.0-support-chunked-encoding-d71f53225f68edf3.yaml
diff --git a/releasenotes/notes/tempest-init-global-config-dir-location-changes-12260255871d3a2b.yaml b/releasenotes/notes/12.1.0-tempest-init-global-config-dir-location-changes-12260255871d3a2b.yaml
similarity index 100%
rename from releasenotes/notes/tempest-init-global-config-dir-location-changes-12260255871d3a2b.yaml
rename to releasenotes/notes/12.1.0-tempest-init-global-config-dir-location-changes-12260255871d3a2b.yaml
diff --git a/releasenotes/notes/add-httptimeout-in-restclient-ax78061900e3f3d7.yaml b/releasenotes/notes/12.2.0-add-httptimeout-in-restclient-ax78061900e3f3d7.yaml
similarity index 100%
rename from releasenotes/notes/add-httptimeout-in-restclient-ax78061900e3f3d7.yaml
rename to releasenotes/notes/12.2.0-add-httptimeout-in-restclient-ax78061900e3f3d7.yaml
diff --git a/releasenotes/notes/add-new-identity-clients-3c3afd674a395bde.yaml b/releasenotes/notes/12.2.0-add-new-identity-clients-3c3afd674a395bde.yaml
similarity index 100%
rename from releasenotes/notes/add-new-identity-clients-3c3afd674a395bde.yaml
rename to releasenotes/notes/12.2.0-add-new-identity-clients-3c3afd674a395bde.yaml
diff --git a/releasenotes/notes/clients_module-16f3025f515bf9ec.yaml b/releasenotes/notes/12.2.0-clients_module-16f3025f515bf9ec.yaml
similarity index 100%
rename from releasenotes/notes/clients_module-16f3025f515bf9ec.yaml
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diff --git a/releasenotes/notes/nova_cert_default-90eb7c1e3cde624a.yaml b/releasenotes/notes/12.2.0-nova_cert_default-90eb7c1e3cde624a.yaml
similarity index 100%
rename from releasenotes/notes/nova_cert_default-90eb7c1e3cde624a.yaml
rename to releasenotes/notes/12.2.0-nova_cert_default-90eb7c1e3cde624a.yaml
diff --git a/releasenotes/notes/plugin-service-client-registration-00b19a2dd4935ba0.yaml b/releasenotes/notes/12.2.0-plugin-service-client-registration-00b19a2dd4935ba0.yaml
similarity index 100%
rename from releasenotes/notes/plugin-service-client-registration-00b19a2dd4935ba0.yaml
rename to releasenotes/notes/12.2.0-plugin-service-client-registration-00b19a2dd4935ba0.yaml
diff --git a/releasenotes/notes/remove-javelin-276f62d04f7e4a1d.yaml b/releasenotes/notes/12.2.0-remove-javelin-276f62d04f7e4a1d.yaml
similarity index 100%
rename from releasenotes/notes/remove-javelin-276f62d04f7e4a1d.yaml
rename to releasenotes/notes/12.2.0-remove-javelin-276f62d04f7e4a1d.yaml
diff --git a/releasenotes/notes/service_client_config-8a1d7b4de769c633.yaml b/releasenotes/notes/12.2.0-service_client_config-8a1d7b4de769c633.yaml
similarity index 100%
rename from releasenotes/notes/service_client_config-8a1d7b4de769c633.yaml
rename to releasenotes/notes/12.2.0-service_client_config-8a1d7b4de769c633.yaml
diff --git a/releasenotes/notes/volume-clients-as-library-9a3444dd63c134b3.yaml b/releasenotes/notes/12.2.0-volume-clients-as-library-9a3444dd63c134b3.yaml
similarity index 100%
rename from releasenotes/notes/volume-clients-as-library-9a3444dd63c134b3.yaml
rename to releasenotes/notes/12.2.0-volume-clients-as-library-9a3444dd63c134b3.yaml
diff --git a/releasenotes/notes/add-volume-clients-as-a-library-d05b6bc35e66c6ef.yaml b/releasenotes/notes/add-volume-clients-as-a-library-d05b6bc35e66c6ef.yaml
new file mode 100644
index 0000000..1ef2b0d
--- /dev/null
+++ b/releasenotes/notes/add-volume-clients-as-a-library-d05b6bc35e66c6ef.yaml
@@ -0,0 +1,14 @@
+---
+features:
+  - |
+    Define volume service clients as libraries.
+    The following volume service clients are defined as library interface,
+    so the other projects can use these modules as stable libraries without
+    any maintenance changes.
+
+    * encryption_types_client (v1)
+    * qos_clients (v1)
+    * qos_clients (v2)
+    * snapshots_client (v1)
+    * snapshots_client (v2)
+
diff --git a/releasenotes/notes/deprecate-get_ipv6_addr_by_EUI64-4673f07677289cf6.yaml b/releasenotes/notes/deprecate-get_ipv6_addr_by_EUI64-4673f07677289cf6.yaml
new file mode 100644
index 0000000..0884cfa
--- /dev/null
+++ b/releasenotes/notes/deprecate-get_ipv6_addr_by_EUI64-4673f07677289cf6.yaml
@@ -0,0 +1,4 @@
+---
+deprecations:
+  - Oslo.utils provides same method get_ipv6_addr_by_EUI64,
+    so deprecate it in Newton and remove it in Ocata.
diff --git a/requirements.txt b/requirements.txt
index a773d16..81567d7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,12 +6,12 @@
 jsonschema!=2.5.0,<3.0.0,>=2.0.0 # MIT
 testtools>=1.4.0 # MIT
 paramiko>=2.0 # LGPLv2.1+
-netaddr!=0.7.16,>=0.7.12 # BSD
+netaddr!=0.7.16,>=0.7.13 # BSD
 testrepository>=0.0.18 # Apache-2.0/BSD
 oslo.concurrency>=3.8.0 # Apache-2.0
 oslo.config>=3.14.0 # Apache-2.0
 oslo.i18n>=2.1.0 # Apache-2.0
-oslo.log>=1.14.0 # Apache-2.0
+oslo.log>=3.11.0 # Apache-2.0
 oslo.serialization>=1.10.0 # Apache-2.0
 oslo.utils>=3.16.0 # Apache-2.0
 six>=1.9.0 # MIT
diff --git a/tempest/api/compute/servers/test_list_server_filters.py b/tempest/api/compute/servers/test_list_server_filters.py
index 26cbb090..611d5a2 100644
--- a/tempest/api/compute/servers/test_list_server_filters.py
+++ b/tempest/api/compute/servers/test_list_server_filters.py
@@ -119,8 +119,8 @@
         self.assertNotIn(self.s3_name, map(lambda x: x['name'], servers))
 
     @test.idempotent_id('ca78e20e-fddb-4ce6-b7f7-bcbf8605e66e')
-    def test_list_servers_filter_by_server_status(self):
-        # Filter the list of servers by server status
+    def test_list_servers_filter_by_active_status(self):
+        # Filter the list of servers by server active status
         params = {'status': 'active'}
         body = self.client.list_servers(**params)
         servers = body['servers']
diff --git a/tempest/api/compute/servers/test_server_personality.py b/tempest/api/compute/servers/test_server_personality.py
index cd90473..e5ad7b4 100644
--- a/tempest/api/compute/servers/test_server_personality.py
+++ b/tempest/api/compute/servers/test_server_personality.py
@@ -137,6 +137,6 @@
                 server=server,
                 servers_client=self.client)
             for i in person:
-                self.assertEqual(base64.b64decode(i['contents']),
+                self.assertEqual(base64.decode_as_text(i['contents']),
                                  linux_client.exec_command(
                                      'sudo cat %s' % i['path']))
diff --git a/tempest/api/compute/volumes/test_attach_volume.py b/tempest/api/compute/volumes/test_attach_volume.py
index ff5dc49..da7085f 100644
--- a/tempest/api/compute/volumes/test_attach_volume.py
+++ b/tempest/api/compute/volumes/test_attach_volume.py
@@ -17,6 +17,7 @@
 
 from tempest.api.compute import base
 from tempest.common import compute
+from tempest.common.utils import data_utils
 from tempest.common.utils.linux import remote_client
 from tempest.common import waiters
 from tempest import config
@@ -71,8 +72,9 @@
 
     def _create_and_attach_volume(self, server):
         # Create a volume and wait for it to become ready
+        vol_name = data_utils.rand_name(self.__class__.__name__ + '-volume')
         volume = self.volumes_client.create_volume(
-            size=CONF.volume.volume_size, display_name='test')['volume']
+            size=CONF.volume.volume_size, display_name=vol_name)['volume']
         self.addCleanup(self.delete_volume, volume['id'])
         waiters.wait_for_volume_status(self.volumes_client,
                                        volume['id'], 'available')
diff --git a/tempest/api/image/v1/test_images_negative.py b/tempest/api/image/v1/test_images_negative.py
index 9e67c25..d8f103a 100644
--- a/tempest/api/image/v1/test_images_negative.py
+++ b/tempest/api/image/v1/test_images_negative.py
@@ -40,13 +40,6 @@
                                    'x-image-meta-disk_format': 'wrong'})
 
     @test.attr(type=['negative'])
-    @test.idempotent_id('bb016f15-0820-4f27-a92d-09b2f67d2488')
-    def test_delete_image_with_invalid_image_id(self):
-        # An image should not be deleted with invalid image id
-        self.assertRaises(lib_exc.NotFound, self.client.delete_image,
-                          '!@$%^&*()')
-
-    @test.attr(type=['negative'])
     @test.idempotent_id('ec652588-7e3c-4b67-a2f2-0fa96f57c8fc')
     def test_delete_non_existent_image(self):
         # Return an error while trying to delete a non-existent image
diff --git a/tempest/api/object_storage/test_container_services.py b/tempest/api/object_storage/test_container_services.py
index 8522269..dbe8b4a 100644
--- a/tempest/api/object_storage/test_container_services.py
+++ b/tempest/api/object_storage/test_container_services.py
@@ -63,7 +63,8 @@
         # create container with metadata value
         container_name = data_utils.rand_name(name='TestContainer')
 
-        metadata = {'test-container-meta': 'Meta1'}
+        # metadata name using underscores should be converted to hyphens
+        metadata = {'test_container_meta': 'Meta1'}
         resp, _ = self.container_client.create_container(
             container_name,
             metadata=metadata)
@@ -74,7 +75,7 @@
             container_name)
         self.assertIn('x-container-meta-test-container-meta', resp)
         self.assertEqual(resp['x-container-meta-test-container-meta'],
-                         metadata['test-container-meta'])
+                         metadata['test_container_meta'])
 
     @test.idempotent_id('24d16451-1c0c-4e4f-b59c-9840a3aba40e')
     def test_create_container_with_remove_metadata_key(self):
diff --git a/tempest/api/object_storage/test_object_services.py b/tempest/api/object_storage/test_object_services.py
index 919f695..8736f9a 100644
--- a/tempest/api/object_storage/test_object_services.py
+++ b/tempest/api/object_storage/test_object_services.py
@@ -954,10 +954,7 @@
         # When the file is not downloaded from Swift server, response does
         # not contain 'X-Timestamp' header. This is the special case, therefore
         # the existence of response headers is checked without custom matcher.
-        self.assertIn('content-type', resp)
-        self.assertIn('x-trans-id', resp)
         self.assertIn('date', resp)
-        self.assertIn('accept-ranges', resp)
         # Check only the format of common headers with custom matcher
         self.assertThat(resp, custom_matchers.AreAllWellFormatted())
 
diff --git a/tempest/api/volume/test_volumes_snapshots.py b/tempest/api/volume/test_volumes_snapshots.py
index 8f7996a..6be569c 100755
--- a/tempest/api/volume/test_volumes_snapshots.py
+++ b/tempest/api/volume/test_volumes_snapshots.py
@@ -14,7 +14,6 @@
 from tempest.common.utils import data_utils
 from tempest.common import waiters
 from tempest import config
-from tempest.lib import decorators
 from tempest import test
 
 CONF = config.CONF
@@ -32,12 +31,8 @@
     def resource_setup(cls):
         super(VolumesV2SnapshotTestJSON, cls).resource_setup()
         cls.volume_origin = cls.create_volume()
-
         cls.name_field = cls.special_fields['name_field']
         cls.descrip_field = cls.special_fields['descrip_field']
-        # Create 2 snapshots
-        for _ in range(2):
-            cls.create_snapshot(cls.volume_origin['id'])
 
     def _detach(self, volume_id):
         """Detach volume."""
@@ -45,31 +40,6 @@
         waiters.wait_for_volume_status(self.volumes_client,
                                        volume_id, 'available')
 
-    def _list_by_param_values_and_assert(self, with_detail=False, **params):
-        """list or list_details with given params and validates result."""
-
-        if with_detail:
-            fetched_snap_list = self.snapshots_client.list_snapshots(
-                detail=True, **params)['snapshots']
-        else:
-            fetched_snap_list = self.snapshots_client.list_snapshots(
-                **params)['snapshots']
-
-        # Validating params of fetched snapshots
-        for snap in fetched_snap_list:
-            for key in params:
-                msg = "Failed to list snapshots %s by %s" % \
-                      ('details' if with_detail else '', key)
-                self.assertEqual(params[key], snap[key], msg)
-
-    def _list_snapshots_by_param_limit(self, limit, expected_elements):
-        """list snapshots by limit param"""
-        # Get snapshots list using limit parameter
-        fetched_snap_list = self.snapshots_client.list_snapshots(
-            limit=limit)['snapshots']
-        # Validating filtered snapshots length equals to expected_elements
-        self.assertEqual(expected_elements, len(fetched_snap_list))
-
     @test.idempotent_id('b467b54c-07a4-446d-a1cf-651dedcc3ff1')
     @test.services('compute')
     def test_snapshot_create_with_volume_in_use(self):
@@ -135,48 +105,6 @@
         # Delete the snapshot
         self.cleanup_snapshot(snapshot)
 
-    @test.idempotent_id('59f41f43-aebf-48a9-ab5d-d76340fab32b')
-    def test_snapshots_list_with_params(self):
-        """list snapshots with params."""
-        # Create a snapshot
-        display_name = data_utils.rand_name(self.__class__.__name__ + '-snap')
-        params = {self.name_field: display_name}
-        snapshot = self.create_snapshot(self.volume_origin['id'], **params)
-        self.addCleanup(self.cleanup_snapshot, snapshot)
-
-        # Verify list snapshots by display_name filter
-        params = {self.name_field: snapshot[self.name_field]}
-        self._list_by_param_values_and_assert(**params)
-
-        # Verify list snapshots by status filter
-        params = {'status': 'available'}
-        self._list_by_param_values_and_assert(**params)
-
-        # Verify list snapshots by status and display name filter
-        params = {'status': 'available',
-                  self.name_field: snapshot[self.name_field]}
-        self._list_by_param_values_and_assert(**params)
-
-    @test.idempotent_id('220a1022-1fcd-4a74-a7bd-6b859156cda2')
-    def test_snapshots_list_details_with_params(self):
-        """list snapshot details with params."""
-        # Create a snapshot
-        display_name = data_utils.rand_name(self.__class__.__name__ + '-snap')
-        params = {self.name_field: display_name}
-        snapshot = self.create_snapshot(self.volume_origin['id'], **params)
-        self.addCleanup(self.cleanup_snapshot, snapshot)
-
-        # Verify list snapshot details by display_name filter
-        params = {self.name_field: snapshot[self.name_field]}
-        self._list_by_param_values_and_assert(with_detail=True, **params)
-        # Verify list snapshot details by status filter
-        params = {'status': 'available'}
-        self._list_by_param_values_and_assert(with_detail=True, **params)
-        # Verify list snapshot details by status and display name filter
-        params = {'status': 'available',
-                  self.name_field: snapshot[self.name_field]}
-        self._list_by_param_values_and_assert(with_detail=True, **params)
-
     @test.idempotent_id('677863d1-3142-456d-b6ac-9924f667a7f4')
     def test_volume_from_snapshot(self):
         # Creates a volume a snapshot passing a size different from the source
@@ -193,25 +121,6 @@
         self.assertEqual(volume['snapshot_id'], src_snap['id'])
         self.assertEqual(int(volume['size']), src_size + 1)
 
-    @test.idempotent_id('db4d8e0a-7a2e-41cc-a712-961f6844e896')
-    def test_snapshot_list_param_limit(self):
-        # List returns limited elements
-        self._list_snapshots_by_param_limit(limit=1, expected_elements=1)
-
-    @test.idempotent_id('a1427f61-420e-48a5-b6e3-0b394fa95400')
-    def test_snapshot_list_param_limit_equals_infinite(self):
-        # List returns all elements when request limit exceeded
-        # snapshots number
-        snap_list = self.snapshots_client.list_snapshots()['snapshots']
-        self._list_snapshots_by_param_limit(limit=100000,
-                                            expected_elements=len(snap_list))
-
-    @decorators.skip_because(bug='1540893')
-    @test.idempotent_id('e3b44b7f-ae87-45b5-8a8c-66110eb24d0a')
-    def test_snapshot_list_param_limit_equals_zero(self):
-        # List returns zero elements
-        self._list_snapshots_by_param_limit(limit=0, expected_elements=0)
-
     def cleanup_snapshot(self, snapshot):
         # Delete the snapshot
         self.snapshots_client.delete_snapshot(snapshot['id'])
diff --git a/tempest/api/volume/test_volumes_snapshots_list.py b/tempest/api/volume/test_volumes_snapshots_list.py
new file mode 100644
index 0000000..4416bef
--- /dev/null
+++ b/tempest/api/volume/test_volumes_snapshots_list.py
@@ -0,0 +1,116 @@
+#    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 config
+from tempest.lib import decorators
+from tempest import test
+
+CONF = config.CONF
+
+
+class VolumesV2SnapshotListTestJSON(base.BaseVolumeTest):
+
+    @classmethod
+    def skip_checks(cls):
+        super(VolumesV2SnapshotListTestJSON, cls).skip_checks()
+        if not CONF.volume_feature_enabled.snapshot:
+            raise cls.skipException("Cinder volume snapshots are disabled")
+
+    @classmethod
+    def resource_setup(cls):
+        super(VolumesV2SnapshotListTestJSON, cls).resource_setup()
+        cls.volume_origin = cls.create_volume()
+        cls.name_field = cls.special_fields['name_field']
+        # Create snapshots with params
+        for _ in range(2):
+            cls.snapshot = cls.create_snapshot(cls.volume_origin['id'])
+
+    def _list_by_param_values_and_assert(self, with_detail=False, **params):
+        """list or list_details with given params and validates result."""
+
+        fetched_snap_list = self.snapshots_client.list_snapshots(
+            detail=with_detail, **params)['snapshots']
+
+        # Validating params of fetched snapshots
+        for snap in fetched_snap_list:
+            for key in params:
+                msg = "Failed to list snapshots %s by %s" % \
+                      ('details' if with_detail else '', key)
+                self.assertEqual(params[key], snap[key], msg)
+
+    def _list_snapshots_by_param_limit(self, limit, expected_elements):
+        """list snapshots by limit param"""
+        # Get snapshots list using limit parameter
+        fetched_snap_list = self.snapshots_client.list_snapshots(
+            limit=limit)['snapshots']
+        # Validating filtered snapshots length equals to expected_elements
+        self.assertEqual(expected_elements, len(fetched_snap_list))
+
+    @test.idempotent_id('59f41f43-aebf-48a9-ab5d-d76340fab32b')
+    def test_snapshots_list_with_params(self):
+        """list snapshots with params."""
+        # Verify list snapshots by display_name filter
+        params = {self.name_field: self.snapshot[self.name_field]}
+        self._list_by_param_values_and_assert(**params)
+
+        # Verify list snapshots by status filter
+        params = {'status': 'available'}
+        self._list_by_param_values_and_assert(**params)
+
+        # Verify list snapshots by status and display name filter
+        params = {'status': 'available',
+                  self.name_field: self.snapshot[self.name_field]}
+        self._list_by_param_values_and_assert(**params)
+
+    @test.idempotent_id('220a1022-1fcd-4a74-a7bd-6b859156cda2')
+    def test_snapshots_list_details_with_params(self):
+        """list snapshot details with params."""
+        # Verify list snapshot details by display_name filter
+        params = {self.name_field: self.snapshot[self.name_field]}
+        self._list_by_param_values_and_assert(with_detail=True, **params)
+        # Verify list snapshot details by status filter
+        params = {'status': 'available'}
+        self._list_by_param_values_and_assert(with_detail=True, **params)
+        # Verify list snapshot details by status and display name filter
+        params = {'status': 'available',
+                  self.name_field: self.snapshot[self.name_field]}
+        self._list_by_param_values_and_assert(with_detail=True, **params)
+
+    @test.idempotent_id('db4d8e0a-7a2e-41cc-a712-961f6844e896')
+    def test_snapshot_list_param_limit(self):
+        # List returns limited elements
+        self._list_snapshots_by_param_limit(limit=1, expected_elements=1)
+
+    @test.idempotent_id('a1427f61-420e-48a5-b6e3-0b394fa95400')
+    def test_snapshot_list_param_limit_equals_infinite(self):
+        # List returns all elements when request limit exceeded
+        # snapshots number
+        snap_list = self.snapshots_client.list_snapshots()['snapshots']
+        self._list_snapshots_by_param_limit(limit=100000,
+                                            expected_elements=len(snap_list))
+
+    @decorators.skip_because(bug='1540893')
+    @test.idempotent_id('e3b44b7f-ae87-45b5-8a8c-66110eb24d0a')
+    def test_snapshot_list_param_limit_equals_zero(self):
+        # List returns zero elements
+        self._list_snapshots_by_param_limit(limit=0, expected_elements=0)
+
+    def cleanup_snapshot(self, snapshot):
+        # Delete the snapshot
+        self.snapshots_client.delete_snapshot(snapshot['id'])
+        self.snapshots_client.wait_for_resource_deletion(snapshot['id'])
+        self.snapshots.remove(snapshot)
+
+
+class VolumesV1SnapshotLimitTestJSON(VolumesV2SnapshotListTestJSON):
+    _api_version = 1
diff --git a/tempest/clients.py b/tempest/clients.py
index 4c677f0..b13b809 100644
--- a/tempest/clients.py
+++ b/tempest/clients.py
@@ -14,7 +14,9 @@
 #    under the License.
 
 import copy
+
 from oslo_log import log as logging
+
 from tempest.common import negative_rest_client
 from tempest import config
 from tempest import exceptions
diff --git a/tempest/cmd/verify_tempest_config.py b/tempest/cmd/verify_tempest_config.py
index c02a9c1..a7bb7fd 100644
--- a/tempest/cmd/verify_tempest_config.py
+++ b/tempest/cmd/verify_tempest_config.py
@@ -69,7 +69,7 @@
 
 def verify_glance_api_versions(os, update):
     # Check glance api versions
-    versions = _get_api_versions(os, 'glance')
+    _, versions = os.image_client.get_versions()
     if CONF.image_feature_enabled.api_v1 != contains_version('v1.', versions):
         print_and_or_update('api_v1', 'image-feature-enabled',
                             not CONF.image_feature_enabled.api_v1, update)
@@ -96,7 +96,6 @@
         'nova': os.servers_client,
         'keystone': os.identity_client,
         'cinder': os.volumes_client,
-        'glance': os.image_client,
     }
     if service != 'keystone':
         # Since keystone may be listening on a path, do not remove the path.
diff --git a/tempest/common/dynamic_creds.py b/tempest/common/dynamic_creds.py
index 04c9645..b96b1c0 100644
--- a/tempest/common/dynamic_creds.py
+++ b/tempest/common/dynamic_creds.py
@@ -136,8 +136,6 @@
         email = data_utils.rand_name(root) + "@example.com"
         user = self.creds_client.create_user(
             username, user_password, project, email)
-        if 'user' in user:
-            user = user['user']
         role_assigned = False
         if admin:
             self.creds_client.assign_user_role(user, project, self.admin_role)
diff --git a/tempest/hacking/checks.py b/tempest/hacking/checks.py
index e2d6585..4123ae5 100644
--- a/tempest/hacking/checks.py
+++ b/tempest/hacking/checks.py
@@ -19,7 +19,7 @@
 
 
 PYTHON_CLIENTS = ['cinder', 'glance', 'keystone', 'nova', 'swift', 'neutron',
-                  'ironic', 'savanna', 'heat', 'sahara']
+                  'ironic', 'heat', 'sahara']
 
 PYTHON_CLIENT_RE = re.compile('import (%s)client' % '|'.join(PYTHON_CLIENTS))
 TEST_DEFINITION = re.compile(r'^\s*def test.*')
diff --git a/tempest/lib/common/utils/data_utils.py b/tempest/lib/common/utils/data_utils.py
index 70be40c..4095c77 100644
--- a/tempest/lib/common/utils/data_utils.py
+++ b/tempest/lib/common/utils/data_utils.py
@@ -19,6 +19,7 @@
 import string
 import uuid
 
+from debtcollector import removals
 from oslo_utils import netutils
 import six.moves
 
@@ -153,7 +154,7 @@
 
     This generates a string with an arbitrary number of characters, generated
     by looping the base_text string. If the size is smaller than the size of
-    base_text, returning string is shrinked to the size.
+    base_text, returning string is shrunk to the size.
     :param int size: a returning characters size
     :param str base_text: a string you want to repeat
     :return: size string
@@ -175,6 +176,10 @@
                     for i in range(size)])
 
 
+@removals.remove(
+    message="use get_ipv6_addr_by_EUI64 from oslo_utils.netutils",
+    version="Newton",
+    removal_version="Ocata")
 def get_ipv6_addr_by_EUI64(cidr, mac):
     """Generate a IPv6 addr by EUI-64 with CIDR and MAC
 
diff --git a/tempest/services/volume/v1/json/encryption_types_client.py b/tempest/lib/services/volume/v1/encryption_types_client.py
similarity index 100%
rename from tempest/services/volume/v1/json/encryption_types_client.py
rename to tempest/lib/services/volume/v1/encryption_types_client.py
diff --git a/tempest/services/volume/base/base_qos_client.py b/tempest/lib/services/volume/v1/qos_client.py
similarity index 96%
copy from tempest/services/volume/base/base_qos_client.py
copy to tempest/lib/services/volume/v1/qos_client.py
index 0ce76a7..65ae274 100644
--- a/tempest/services/volume/base/base_qos_client.py
+++ b/tempest/lib/services/volume/v1/qos_client.py
@@ -18,8 +18,13 @@
 from tempest.lib import exceptions as lib_exc
 
 
-class BaseQosSpecsClient(rest_client.RestClient):
-    """Client class to send CRUD QoS API requests"""
+class QosSpecsClient(rest_client.RestClient):
+    """Volume V1 QoS client.
+
+       Client class to send CRUD QoS API requests
+    """
+
+    api_version = "v1"
 
     def is_resource_deleted(self, qos_id):
         try:
diff --git a/tempest/services/volume/base/base_snapshots_client.py b/tempest/lib/services/volume/v1/snapshots_client.py
old mode 100755
new mode 100644
similarity index 91%
copy from tempest/services/volume/base/base_snapshots_client.py
copy to tempest/lib/services/volume/v1/snapshots_client.py
index 38a6dc7..1881078
--- a/tempest/services/volume/base/base_snapshots_client.py
+++ b/tempest/lib/services/volume/v1/snapshots_client.py
@@ -17,8 +17,8 @@
 from tempest.lib import exceptions as lib_exc
 
 
-class BaseSnapshotsClient(rest_client.RestClient):
-    """Base Client class to send CRUD Volume API requests."""
+class SnapshotsClient(rest_client.RestClient):
+    """Client class to send CRUD Volume V1 API requests."""
 
     create_resp = 200
 
@@ -26,7 +26,7 @@
         """List all the snapshot.
 
         Available params: see http://developer.openstack.org/
-                              api-ref-blockstorage-v2.html#listSnapshots
+                              api-ref-blockstorage-v1.html#listSnapshots
         """
         url = 'snapshots'
         if detail:
@@ -43,7 +43,7 @@
         """Returns the details of a single snapshot.
 
         Available params: see http://developer.openstack.org/
-                              api-ref-blockstorage-v2.html#showSnapshot
+                              api-ref-blockstorage-v1.html#showSnapshot
         """
         url = "snapshots/%s" % snapshot_id
         resp, body = self.get(url)
@@ -55,7 +55,7 @@
         """Creates a new snapshot.
 
         Available params: see http://developer.openstack.org/
-                              api-ref-blockstorage-v2.html#createSnapshot
+                              api-ref-blockstorage-v1.html#createSnapshot
         """
         post_body = json.dumps({'snapshot': kwargs})
         resp, body = self.post('snapshots', post_body)
@@ -63,23 +63,11 @@
         self.expected_success(self.create_resp, resp.status)
         return rest_client.ResponseBody(resp, body)
 
-    def update_snapshot(self, snapshot_id, **kwargs):
-        """Updates a snapshot.
-
-        Available params: see http://developer.openstack.org/
-                              api-ref-blockstorage-v2.html#updateSnapshot
-        """
-        put_body = json.dumps({'snapshot': kwargs})
-        resp, body = self.put('snapshots/%s' % snapshot_id, put_body)
-        body = json.loads(body)
-        self.expected_success(200, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
     def delete_snapshot(self, snapshot_id):
         """Delete Snapshot.
 
         Available params: see http://developer.openstack.org/
-                              api-ref-blockstorage-v2.html#deleteSnapshot
+                              api-ref-blockstorage-v1.html#deleteSnapshot
         """
         resp, body = self.delete("snapshots/%s" % snapshot_id)
         self.expected_success(202, resp.status)
@@ -126,11 +114,24 @@
         self.expected_success(200, resp.status)
         return rest_client.ResponseBody(resp, body)
 
+    def update_snapshot(self, snapshot_id, **kwargs):
+        """Updates a snapshot.
+
+        Available params: see http://developer.openstack.org/
+                              api-ref-blockstorage-v1.html#
+                              updateSnapshotMetadata
+        """
+        put_body = json.dumps({'snapshot': kwargs})
+        resp, body = self.put('snapshots/%s' % snapshot_id, put_body)
+        body = json.loads(body)
+        self.expected_success(200, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
     def show_snapshot_metadata(self, snapshot_id):
         """Get metadata of the snapshot.
 
         Available params: see http://developer.openstack.org/
-                              api-ref-blockstorage-v2.html#
+                              api-ref-blockstorage-v1.html#
                               showSnapshotMetadata
         """
         url = "snapshots/%s/metadata" % snapshot_id
@@ -143,7 +144,7 @@
         """Update metadata for the snapshot.
 
         Available params: see http://developer.openstack.org/
-                              api-ref-blockstorage-v2.html#
+                              api-ref-blockstorage-v1.html#
                               updateSnapshotMetadata
         """
         put_body = json.dumps(kwargs)
diff --git a/tempest/services/volume/base/base_qos_client.py b/tempest/lib/services/volume/v2/qos_client.py
similarity index 96%
rename from tempest/services/volume/base/base_qos_client.py
rename to tempest/lib/services/volume/v2/qos_client.py
index 0ce76a7..5fac00f 100644
--- a/tempest/services/volume/base/base_qos_client.py
+++ b/tempest/lib/services/volume/v2/qos_client.py
@@ -18,8 +18,13 @@
 from tempest.lib import exceptions as lib_exc
 
 
-class BaseQosSpecsClient(rest_client.RestClient):
-    """Client class to send CRUD QoS API requests"""
+class QosSpecsClient(rest_client.RestClient):
+    """Volume V2 QoS client.
+
+       Client class to send CRUD QoS API requests
+    """
+
+    api_version = "v2"
 
     def is_resource_deleted(self, qos_id):
         try:
diff --git a/tempest/services/volume/base/base_snapshots_client.py b/tempest/lib/services/volume/v2/snapshots_client.py
old mode 100755
new mode 100644
similarity index 97%
rename from tempest/services/volume/base/base_snapshots_client.py
rename to tempest/lib/services/volume/v2/snapshots_client.py
index 38a6dc7..c84e557
--- a/tempest/services/volume/base/base_snapshots_client.py
+++ b/tempest/lib/services/volume/v2/snapshots_client.py
@@ -17,10 +17,10 @@
 from tempest.lib import exceptions as lib_exc
 
 
-class BaseSnapshotsClient(rest_client.RestClient):
-    """Base Client class to send CRUD Volume API requests."""
-
-    create_resp = 200
+class SnapshotsClient(rest_client.RestClient):
+    """Client class to send CRUD Volume V2 API requests."""
+    api_version = "v2"
+    create_resp = 202
 
     def list_snapshots(self, detail=False, **params):
         """List all the snapshot.
diff --git a/tempest/scenario/test_aggregates_basic_ops.py b/tempest/scenario/test_aggregates_basic_ops.py
index 086b82d..43adfb1 100644
--- a/tempest/scenario/test_aggregates_basic_ops.py
+++ b/tempest/scenario/test_aggregates_basic_ops.py
@@ -36,7 +36,6 @@
         super(TestAggregatesBasicOps, cls).setup_clients()
         # Use admin client by default
         cls.manager = cls.admin_manager
-        super(TestAggregatesBasicOps, cls).resource_setup()
         cls.aggregates_client = cls.manager.aggregates_client
         cls.hosts_client = cls.manager.hosts_client
 
diff --git a/tempest/scenario/test_minimum_basic.py b/tempest/scenario/test_minimum_basic.py
index a67927a..34a65cb 100644
--- a/tempest/scenario/test_minimum_basic.py
+++ b/tempest/scenario/test_minimum_basic.py
@@ -47,12 +47,6 @@
     10. Check SSH connection to instance after reboot
 
     """
-
-    def nova_list(self):
-        servers = self.servers_client.list_servers()
-        # The list servers in the compute client is inconsistent...
-        return servers['servers']
-
     def nova_show(self, server):
         got_server = (self.servers_client.show_server(server['id'])
                       ['server'])
@@ -112,7 +106,7 @@
         server = self.create_server(image_id=image,
                                     key_name=keypair['name'],
                                     wait_until='ACTIVE')
-        servers = self.nova_list()
+        servers = self.servers_client.list_servers()['servers']
         self.assertIn(server['id'], [x['id'] for x in servers])
 
         self.nova_show(server)
diff --git a/tempest/scenario/test_server_multinode.py b/tempest/scenario/test_server_multinode.py
index 0cf72c3..b323d2a 100644
--- a/tempest/scenario/test_server_multinode.py
+++ b/tempest/scenario/test_server_multinode.py
@@ -42,7 +42,6 @@
         # this is needed so that we can use the availability_zone:host
         # scheduler hint, which is admin_only by default
         cls.servers_client = cls.admin_manager.servers_client
-        super(TestServerMultinode, cls).resource_setup()
 
     @test.idempotent_id('9cecbe35-b9d4-48da-a37e-7ce70aa43d30')
     @test.attr(type='smoke')
diff --git a/tempest/services/volume/v1/__init__.py b/tempest/services/volume/v1/__init__.py
index b17440e..e386faf 100644
--- a/tempest/services/volume/v1/__init__.py
+++ b/tempest/services/volume/v1/__init__.py
@@ -14,19 +14,20 @@
 
 from tempest.lib.services.volume.v1.availability_zone_client import \
     AvailabilityZoneClient
+from tempest.lib.services.volume.v1.encryption_types_client import \
+    EncryptionTypesClient
 from tempest.lib.services.volume.v1.extensions_client import ExtensionsClient
 from tempest.lib.services.volume.v1.hosts_client import HostsClient
+from tempest.lib.services.volume.v1.qos_client import QosSpecsClient
 from tempest.lib.services.volume.v1.quotas_client import QuotasClient
 from tempest.lib.services.volume.v1.services_client import ServicesClient
+from tempest.lib.services.volume.v1.snapshots_client import SnapshotsClient
 from tempest.lib.services.volume.v1.types_client import TypesClient
 from tempest.services.volume.v1.json.backups_client import BackupsClient
-from tempest.services.volume.v1.json.encryption_types_client import \
-    EncryptionTypesClient
-from tempest.services.volume.v1.json.qos_client import QosSpecsClient
-from tempest.services.volume.v1.json.snapshots_client import SnapshotsClient
 from tempest.services.volume.v1.json.volumes_client import VolumesClient
 
-__all__ = ['AvailabilityZoneClient', 'ExtensionsClient', 'HostsClient',
-           'QuotasClient', 'ServicesClient', 'TypesClient', 'BackupsClient',
-           'EncryptionTypesClient', 'QosSpecsClient', 'SnapshotsClient',
+__all__ = ['AvailabilityZoneClient', 'EncryptionTypesClient',
+           'ExtensionsClient', 'HostsClient', 'QuotasClient',
+           'QosSpecsClient', 'ServicesClient',
+           'SnapshotsClient', 'TypesClient', 'BackupsClient',
            'VolumesClient', ]
diff --git a/tempest/services/volume/v1/json/qos_client.py b/tempest/services/volume/v1/json/qos_client.py
deleted file mode 100644
index b2b2195..0000000
--- a/tempest/services/volume/v1/json/qos_client.py
+++ /dev/null
@@ -1,19 +0,0 @@
-# All Rights Reserved.
-#
-#    Licensed under the Apache License, Version 2.0 (the "License"); you may
-#    not use this file except in compliance with the License. You may obtain
-#    a copy of the License at
-#
-#         http://www.apache.org/licenses/LICENSE-2.0
-#
-#    Unless required by applicable law or agreed to in writing, software
-#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-#    License for the specific language governing permissions and limitations
-#    under the License.
-
-from tempest.services.volume.base import base_qos_client
-
-
-class QosSpecsClient(base_qos_client.BaseQosSpecsClient):
-    """Volume V1 QoS client."""
diff --git a/tempest/services/volume/v1/json/snapshots_client.py b/tempest/services/volume/v1/json/snapshots_client.py
deleted file mode 100644
index b039c2b..0000000
--- a/tempest/services/volume/v1/json/snapshots_client.py
+++ /dev/null
@@ -1,17 +0,0 @@
-#    Licensed under the Apache License, Version 2.0 (the "License"); you may
-#    not use this file except in compliance with the License. You may obtain
-#    a copy of the License at
-#
-#         http://www.apache.org/licenses/LICENSE-2.0
-#
-#    Unless required by applicable law or agreed to in writing, software
-#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-#    License for the specific language governing permissions and limitations
-#    under the License.
-
-from tempest.services.volume.base import base_snapshots_client
-
-
-class SnapshotsClient(base_snapshots_client.BaseSnapshotsClient):
-    """Client class to send CRUD Volume V1 API requests."""
diff --git a/tempest/services/volume/v2/__init__.py b/tempest/services/volume/v2/__init__.py
index c99a81a..b63e6f2 100644
--- a/tempest/services/volume/v2/__init__.py
+++ b/tempest/services/volume/v2/__init__.py
@@ -16,17 +16,17 @@
     AvailabilityZoneClient
 from tempest.lib.services.volume.v2.extensions_client import ExtensionsClient
 from tempest.lib.services.volume.v2.hosts_client import HostsClient
+from tempest.lib.services.volume.v2.qos_client import QosSpecsClient
 from tempest.lib.services.volume.v2.quotas_client import QuotasClient
 from tempest.lib.services.volume.v2.services_client import ServicesClient
+from tempest.lib.services.volume.v2.snapshots_client import SnapshotsClient
 from tempest.lib.services.volume.v2.types_client import TypesClient
 from tempest.services.volume.v2.json.backups_client import BackupsClient
 from tempest.services.volume.v2.json.encryption_types_client import \
     EncryptionTypesClient
-from tempest.services.volume.v2.json.qos_client import QosSpecsClient
-from tempest.services.volume.v2.json.snapshots_client import SnapshotsClient
 from tempest.services.volume.v2.json.volumes_client import VolumesClient
 
 __all__ = ['AvailabilityZoneClient', 'ExtensionsClient', 'HostsClient',
-           'QuotasClient', 'ServicesClient', 'TypesClient', 'BackupsClient',
-           'EncryptionTypesClient', 'QosSpecsClient', 'SnapshotsClient',
-           'VolumesClient', ]
+           'QosSpecsClient', 'QuotasClient', 'ServicesClient',
+           'SnapshotsClient', 'TypesClient', 'BackupsClient',
+           'EncryptionTypesClient', 'VolumesClient', ]
diff --git a/tempest/services/volume/v2/json/qos_client.py b/tempest/services/volume/v2/json/qos_client.py
deleted file mode 100644
index 3c0f74f..0000000
--- a/tempest/services/volume/v2/json/qos_client.py
+++ /dev/null
@@ -1,19 +0,0 @@
-# All Rights Reserved.
-#
-#    Licensed under the Apache License, Version 2.0 (the "License"); you may
-#    not use this file except in compliance with the License. You may obtain
-#    a copy of the License at
-#
-#         http://www.apache.org/licenses/LICENSE-2.0
-#
-#    Unless required by applicable law or agreed to in writing, software
-#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-#    License for the specific language governing permissions and limitations
-#    under the License.
-
-from tempest.services.volume.base import base_qos_client
-
-
-class QosSpecsClient(base_qos_client.BaseQosSpecsClient):
-    api_version = "v2"
diff --git a/tempest/services/volume/v2/json/snapshots_client.py b/tempest/services/volume/v2/json/snapshots_client.py
deleted file mode 100644
index a2d415f..0000000
--- a/tempest/services/volume/v2/json/snapshots_client.py
+++ /dev/null
@@ -1,19 +0,0 @@
-#    Licensed under the Apache License, Version 2.0 (the "License"); you may
-#    not use this file except in compliance with the License. You may obtain
-#    a copy of the License at
-#
-#         http://www.apache.org/licenses/LICENSE-2.0
-#
-#    Unless required by applicable law or agreed to in writing, software
-#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-#    License for the specific language governing permissions and limitations
-#    under the License.
-
-from tempest.services.volume.base import base_snapshots_client
-
-
-class SnapshotsClient(base_snapshots_client.BaseSnapshotsClient):
-    """Client class to send CRUD Volume V2 API requests."""
-    api_version = "v2"
-    create_resp = 202
diff --git a/tempest/tests/cmd/test_verify_tempest_config.py b/tempest/tests/cmd/test_verify_tempest_config.py
index 68588be..00b4542 100644
--- a/tempest/tests/cmd/test_verify_tempest_config.py
+++ b/tempest/tests/cmd/test_verify_tempest_config.py
@@ -237,45 +237,33 @@
                                    True, True)
         self.assertEqual(2, print_mock.call_count)
 
-    @mock.patch('tempest.lib.common.http.ClosingHttp.request')
-    def test_verify_glance_version_no_v2_with_v1_1(self, mock_request):
-        self.useFixture(mockpatch.PatchObject(
-            verify_tempest_config, '_get_unversioned_endpoint',
-            return_value='http://fake_endpoint:5000'))
-        fake_resp = {'versions': [{'id': 'v1.1'}]}
-        fake_resp = json.dumps(fake_resp)
-        mock_request.return_value = (None, fake_resp)
+    def test_verify_glance_version_no_v2_with_v1_1(self):
+        def fake_get_versions():
+            return (None, ['v1.1'])
         fake_os = mock.MagicMock()
+        fake_os.image_client.get_versions = fake_get_versions
         with mock.patch.object(verify_tempest_config,
                                'print_and_or_update') as print_mock:
             verify_tempest_config.verify_glance_api_versions(fake_os, True)
         print_mock.assert_called_once_with('api_v2', 'image-feature-enabled',
                                            False, True)
 
-    @mock.patch('tempest.lib.common.http.ClosingHttp.request')
-    def test_verify_glance_version_no_v2_with_v1_0(self, mock_request):
-        self.useFixture(mockpatch.PatchObject(
-            verify_tempest_config, '_get_unversioned_endpoint',
-            return_value='http://fake_endpoint:5000'))
-        fake_resp = {'versions': [{'id': 'v1.0'}]}
-        fake_resp = json.dumps(fake_resp)
-        mock_request.return_value = (None, fake_resp)
+    def test_verify_glance_version_no_v2_with_v1_0(self):
+        def fake_get_versions():
+            return (None, ['v1.0'])
         fake_os = mock.MagicMock()
+        fake_os.image_client.get_versions = fake_get_versions
         with mock.patch.object(verify_tempest_config,
                                'print_and_or_update') as print_mock:
             verify_tempest_config.verify_glance_api_versions(fake_os, True)
         print_mock.assert_called_once_with('api_v2', 'image-feature-enabled',
                                            False, True)
 
-    @mock.patch('tempest.lib.common.http.ClosingHttp.request')
-    def test_verify_glance_version_no_v1(self, mock_request):
-        self.useFixture(mockpatch.PatchObject(
-            verify_tempest_config, '_get_unversioned_endpoint',
-            return_value='http://fake_endpoint:5000'))
-        fake_resp = {'versions': [{'id': 'v2.0'}]}
-        fake_resp = json.dumps(fake_resp)
-        mock_request.return_value = (None, fake_resp)
+    def test_verify_glance_version_no_v1(self):
+        def fake_get_versions():
+            return (None, ['v2.0'])
         fake_os = mock.MagicMock()
+        fake_os.image_client.get_versions = fake_get_versions
         with mock.patch.object(verify_tempest_config,
                                'print_and_or_update') as print_mock:
             verify_tempest_config.verify_glance_api_versions(fake_os, True)
diff --git a/tox.ini b/tox.ini
index 05fa326..57ecdbd 100644
--- a/tox.ini
+++ b/tox.ini
@@ -16,6 +16,7 @@
 setenv =
     VIRTUAL_ENV={envdir}
     OS_TEST_PATH=./tempest/tests
+    PYTHONWARNINGS=default::DeprecationWarning
 passenv = OS_STDOUT_CAPTURE OS_STDERR_CAPTURE OS_TEST_TIMEOUT OS_TEST_LOCK_PATH OS_TEST_PATH TEMPEST_CONFIG TEMPEST_CONFIG_DIR http_proxy HTTP_PROXY https_proxy HTTPS_PROXY no_proxy NO_PROXY
 usedevelop = True
 install_command = pip install -U {opts} {packages}
@@ -88,7 +89,7 @@
 # See the testrepository bug: https://bugs.launchpad.net/testrepository/+bug/1208610
 commands =
     find . -type f -name "*.pyc" -delete
-    tempest run --regex '(?!.*\[.*\bslow\b.*\])(^tempest\.(api|scenario))' {posargs}
+    tempest run --serial --regex '(?!.*\[.*\bslow\b.*\])(^tempest\.(api|scenario))' {posargs}
 
 [testenv:smoke]
 envdir = .tox/tempest
@@ -153,7 +154,7 @@
 # Skipped because of new hacking 0.9: H405
 ignore = E125,E123,E129
 show-source = True
-exclude = .git,.venv,.tox,dist,doc,openstack,*egg
+exclude = .git,.venv,.tox,dist,doc,*egg
 
 [testenv:releasenotes]
 commands = sphinx-build -a -E -W -d releasenotes/build/doctrees -b html releasenotes/source releasenotes/build/html