diff --git a/.zuul.yaml b/.zuul.yaml
index 04d60fe..8dcb935 100644
--- a/.zuul.yaml
+++ b/.zuul.yaml
@@ -274,6 +274,16 @@
               - ^setup.cfg$
               - ^tempest/hacking/.*$
               - ^tempest/tests/.*$
+        - nova-live-migration:
+            irrelevant-files:
+              - ^(test-|)requirements.txt$
+              - ^.*\.rst$
+              - ^doc/.*$
+              - ^etc/.*$
+              - ^releasenotes/.*$
+              - ^setup.cfg$
+              - ^tempest/hacking/.*$
+              - ^tempest/tests/.*$
     periodic-stable:
       jobs:
         - tempest-full-queens
diff --git a/doc/source/microversion_testing.rst b/doc/source/microversion_testing.rst
index 942f969..3bc1d0c 100644
--- a/doc/source/microversion_testing.rst
+++ b/doc/source/microversion_testing.rst
@@ -306,10 +306,18 @@
 
   .. _2.6: https://docs.openstack.org/nova/latest/reference/api-microversion-history.html#id5
 
+  * `2.9`_
+
+  .. _2.9: https://docs.openstack.org/nova/latest/reference/api-microversion-history.html#id8
+
   * `2.10`_
 
   .. _2.10: https://docs.openstack.org/nova/latest/reference/api-microversion-history.html#id9
 
+  * `2.19`_
+
+  .. _2.19: https://docs.openstack.org/nova/latest/reference/api-microversion-history.html#id17
+
   * `2.20`_
 
   .. _2.20: https://docs.openstack.org/nova/latest/reference/api-microversion-history.html#id18
@@ -322,6 +330,10 @@
 
   .. _2.25: https://docs.openstack.org/nova/latest/reference/api-microversion-history.html#maximum-in-mitaka
 
+  * `2.26`_
+
+  .. _2.26: https://docs.openstack.org/nova/latest/reference/api-microversion-history.html#id23
+
   * `2.32`_
 
   .. _2.32: https://docs.openstack.org/nova/latest/reference/api-microversion-history.html#id29
@@ -342,6 +354,14 @@
 
   .. _2.48: https://docs.openstack.org/nova/latest/reference/api-microversion-history.html#id43
 
+  * `2.54`_
+
+  .. _2.54: https://docs.openstack.org/nova/latest/reference/api-microversion-history.html#id4
+
+  * `2.55`_
+
+  .. _2.55: https://docs.openstack.org/nova/latest/reference/api-microversion-history.html#id49
+
   * `2.60`_
 
   .. _2.60: https://docs.openstack.org/nova/latest/reference/api-microversion-history.html#id54
diff --git a/releasenotes/notes/add-update-flavor--api-to-flavors-client-a859542fe54aab7c.yaml b/releasenotes/notes/add-update-flavor--api-to-flavors-client-a859542fe54aab7c.yaml
new file mode 100644
index 0000000..222a99f
--- /dev/null
+++ b/releasenotes/notes/add-update-flavor--api-to-flavors-client-a859542fe54aab7c.yaml
@@ -0,0 +1,4 @@
+---
+features:
+  - |
+    Add update flavor API to compute flavors_client library.
diff --git a/releasenotes/notes/volume-service-testing-default-to-v3-endpoints-20b86895a590925d.yaml b/releasenotes/notes/volume-service-testing-default-to-v3-endpoints-20b86895a590925d.yaml
new file mode 100644
index 0000000..ea69293
--- /dev/null
+++ b/releasenotes/notes/volume-service-testing-default-to-v3-endpoints-20b86895a590925d.yaml
@@ -0,0 +1,8 @@
+---
+upgrade:
+  - |
+    The volume config option ``catalog_type`` default is changed to
+    ``volumev3`` which is v3 API endpoint configured in devstack.
+    With this change Tempest will be testing v3 API as default.
+    User who want to test v2 API can still test by configuring the
+    ``catalog_type`` to v2 endpoint.
diff --git a/tempest/api/compute/admin/test_flavors_microversions.py b/tempest/api/compute/admin/test_flavors_microversions.py
new file mode 100644
index 0000000..027af25
--- /dev/null
+++ b/tempest/api/compute/admin/test_flavors_microversions.py
@@ -0,0 +1,43 @@
+# Copyright 2018 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.compute import base
+from tempest.lib.common.utils import data_utils
+from tempest.lib import decorators
+
+
+class FlavorsV255TestJSON(base.BaseV2ComputeAdminTest):
+    min_microversion = '2.55'
+    max_microversion = 'latest'
+
+    # NOTE(gmann): This class tests the flavors APIs
+    # response schema for the 2.55 microversion.
+
+    @decorators.idempotent_id('61976b25-488d-41dc-9dcb-cb9693a7b075')
+    def test_crud_flavor(self):
+        flavor_id = data_utils.rand_int_id(start=1000)
+        # Checking create API response schema
+        new_flavor_id = self.create_flavor(ram=512,
+                                           vcpus=1,
+                                           disk=10,
+                                           id=flavor_id)['id']
+        # Checking show API response schema
+        self.flavors_client.show_flavor(new_flavor_id)['flavor']
+        # Checking update API response schema
+        self.admin_flavors_client.update_flavor(new_flavor_id,
+                                                description='new')['flavor']
+        # Checking list details API response schema
+        self.flavors_client.list_flavors(detail=True)['flavors']
+        # Checking list API response schema
+        self.flavors_client.list_flavors()['flavors']
diff --git a/tempest/api/compute/admin/test_live_migration.py b/tempest/api/compute/admin/test_live_migration.py
index 2398cf1..bc38144 100644
--- a/tempest/api/compute/admin/test_live_migration.py
+++ b/tempest/api/compute/admin/test_live_migration.py
@@ -147,6 +147,7 @@
     @testtools.skipIf(not CONF.compute_feature_enabled.
                       block_migrate_cinder_iscsi,
                       'Block Live migration not configured for iSCSI')
+    @utils.services('volume')
     def test_iscsi_volume(self):
         server = self.create_test_server(wait_until="ACTIVE")
         server_id = server['id']
diff --git a/tempest/api/compute/admin/test_services.py b/tempest/api/compute/admin/test_services.py
index f3eb597..73e191b 100644
--- a/tempest/api/compute/admin/test_services.py
+++ b/tempest/api/compute/admin/test_services.py
@@ -56,15 +56,3 @@
         # sort the lists before comparing, to take out dependency
         # on order.
         self.assertEqual(sorted(s1), sorted(s2))
-
-    @decorators.idempotent_id('39397f6f-37b8-4234-8671-281e44c74025')
-    def test_get_service_by_service_and_host_name(self):
-        services = self.client.list_services()['services']
-        host_name = services[0]['host']
-        binary_name = services[0]['binary']
-
-        services = self.client.list_services(host=host_name,
-                                             binary=binary_name)['services']
-        self.assertEqual(1, len(services))
-        self.assertEqual(host_name, services[0]['host'])
-        self.assertEqual(binary_name, services[0]['binary'])
diff --git a/tempest/api/compute/servers/test_servers.py b/tempest/api/compute/servers/test_servers.py
index 2904976..543fa1c 100644
--- a/tempest/api/compute/servers/test_servers.py
+++ b/tempest/api/compute/servers/test_servers.py
@@ -184,8 +184,28 @@
     min_microversion = '2.47'
     max_microversion = 'latest'
 
+    # NOTE(gmann): This test tests the server APIs response schema
+    # Along with 2.47 microversion schema this test class tests the
+    # other microversions 2.9, 2.19 and 2.26 server APIs response schema
+    # also. 2.47 APIs schema are on top of 2.9->2.19->2.26 schema so
+    # below tests cover all of the schema.
+
     @decorators.idempotent_id('88b0bdb2-494c-11e7-a919-92ebcb67fe33')
     def test_show_server(self):
         server = self.create_test_server()
         # All fields will be checked by API schema
         self.servers_client.show_server(server['id'])
+
+    @decorators.idempotent_id('8de397c2-57d0-4b90-aa30-e5d668f21a8b')
+    def test_update_rebuild_list_server(self):
+        server = self.create_test_server()
+        # Checking update API response schema
+        self.servers_client.update_server(server['id'])
+        waiters.wait_for_server_status(self.servers_client, server['id'],
+                                       'ACTIVE')
+        # Checking rebuild API response schema
+        self.servers_client.rebuild_server(server['id'], self.image_ref_alt)
+        waiters.wait_for_server_status(self.servers_client,
+                                       server['id'], 'ACTIVE')
+        # Checking list details API response schema
+        self.servers_client.list_servers(detail=True)
diff --git a/tempest/api/compute/servers/test_servers_microversions.py b/tempest/api/compute/servers/test_servers_microversions.py
new file mode 100644
index 0000000..f3863f1
--- /dev/null
+++ b/tempest/api/compute/servers/test_servers_microversions.py
@@ -0,0 +1,51 @@
+# Copyright 2018 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.compute import base
+from tempest.common import waiters
+from tempest.lib.common.utils import data_utils
+from tempest.lib import decorators
+
+# NOTE(gmann): This file is to write the tests which mainly
+# tests newly added microversion schema related to servers APIs.
+# As per (https://docs.openstack.org/tempest/latest/microversion_testing.
+# html#tempest-scope-for-microversion-testing),
+# we need to fill the API response schema gaps which gets modified
+# during microversion change. To cover the testing of such schema
+# we need to have operation schema test which just test
+# the microversion schemas.
+# If you are adding server APIs microversion schema file without
+# their integration tests, you can add tests to cover those schema
+# in this file.
+
+
+class ServerShowV254Test(base.BaseV2ComputeTest):
+    min_microversion = '2.54'
+    max_microversion = 'latest'
+
+    @decorators.idempotent_id('09170a98-4940-4637-add7-1a35121f1a5a')
+    def test_rebuild_server(self):
+        server = self.create_test_server(wait_until='ACTIVE')
+        keypair_name = data_utils.rand_name(
+            self.__class__.__name__ + '-keypair')
+        kwargs = {'name': keypair_name}
+        self.keypairs_client.create_keypair(**kwargs)
+        self.addCleanup(self.keypairs_client.delete_keypair,
+                        keypair_name)
+        # Checking rebuild API response schema
+        self.servers_client.rebuild_server(server['id'], self.image_ref_alt,
+                                           key_name=keypair_name)
+        waiters.wait_for_server_status(self.servers_client,
+                                       server['id'], 'ACTIVE')
diff --git a/tempest/api/identity/admin/v2/test_tenants.py b/tempest/api/identity/admin/v2/test_tenants.py
index 0f955bf..cda721c 100644
--- a/tempest/api/identity/admin/v2/test_tenants.py
+++ b/tempest/api/identity/admin/v2/test_tenants.py
@@ -59,11 +59,9 @@
         # Create a tenant that is enabled
         tenant = self.setup_test_tenant(enabled=True)
         tenant_id = tenant['id']
-        en1 = tenant['enabled']
-        self.assertTrue(en1, 'Enable should be True in response')
+        self.assertTrue(tenant['enabled'], 'Enable should be True in response')
         body = self.tenants_client.show_tenant(tenant_id)['tenant']
-        en2 = body['enabled']
-        self.assertTrue(en2, 'Enable should be True in lookup')
+        self.assertTrue(body['enabled'], 'Enable should be True in lookup')
         self.tenants_client.delete_tenant(tenant_id)
 
     @decorators.idempotent_id('3be22093-b30f-499d-b772-38340e5e16fb')
@@ -71,12 +69,10 @@
         # Create a tenant that is not enabled
         tenant = self.setup_test_tenant(enabled=False)
         tenant_id = tenant['id']
-        en1 = tenant['enabled']
-        self.assertEqual('false', str(en1).lower(),
+        self.assertFalse(tenant['enabled'],
                          'Enable should be False in response')
         body = self.tenants_client.show_tenant(tenant_id)['tenant']
-        en2 = body['enabled']
-        self.assertEqual('false', str(en2).lower(),
+        self.assertFalse(body['enabled'],
                          'Enable should be False in lookup')
         self.tenants_client.delete_tenant(tenant_id)
 
@@ -143,7 +139,7 @@
         resp3_en = body['enabled']
 
         self.assertNotEqual(resp1_en, resp3_en)
-        self.assertEqual('false', str(resp1_en).lower())
+        self.assertFalse(tenant['enabled'])
         self.assertEqual(resp2_en, resp3_en)
 
         self.tenants_client.delete_tenant(t_id)
diff --git a/tempest/api/identity/admin/v3/test_projects.py b/tempest/api/identity/admin/v3/test_projects.py
index ac23067..bc94a8e 100644
--- a/tempest/api/identity/admin/v3/test_projects.py
+++ b/tempest/api/identity/admin/v3/test_projects.py
@@ -101,22 +101,19 @@
         # Create a project that is enabled
         project = self.setup_test_project(enabled=True)
         project_id = project['id']
-        en1 = project['enabled']
-        self.assertTrue(en1, 'Enable should be True in response')
+        self.assertTrue(project['enabled'],
+                        'Enable should be True in response')
         body = self.projects_client.show_project(project_id)['project']
-        en2 = body['enabled']
-        self.assertTrue(en2, 'Enable should be True in lookup')
+        self.assertTrue(body['enabled'], 'Enable should be True in lookup')
 
     @decorators.idempotent_id('78f96a9c-e0e0-4ee6-a3ba-fbf6dfd03207')
     def test_project_create_not_enabled(self):
         # Create a project that is not enabled
         project = self.setup_test_project(enabled=False)
-        en1 = project['enabled']
-        self.assertEqual('false', str(en1).lower(),
+        self.assertFalse(project['enabled'],
                          'Enable should be False in response')
         body = self.projects_client.show_project(project['id'])['project']
-        en2 = body['enabled']
-        self.assertEqual('false', str(en2).lower(),
+        self.assertFalse(body['enabled'],
                          'Enable should be False in lookup')
 
     @decorators.idempotent_id('f608f368-048c-496b-ad63-d286c26dab6b')
@@ -178,7 +175,7 @@
         resp3_en = body['enabled']
 
         self.assertNotEqual(resp1_en, resp3_en)
-        self.assertEqual('false', str(resp1_en).lower())
+        self.assertFalse(project['enabled'])
         self.assertEqual(resp2_en, resp3_en)
 
     @decorators.idempotent_id('59398d4a-5dc5-4f86-9a4c-c26cc804d6c6')
diff --git a/tempest/api/image/v2/test_images.py b/tempest/api/image/v2/test_images.py
index ce5bd3e..aa57daf 100644
--- a/tempest/api/image/v2/test_images.py
+++ b/tempest/api/image/v2/test_images.py
@@ -71,8 +71,12 @@
         self.assertEqual(1024, body.get('size'))
 
         # Now try get image file
+        # NOTE: This Glance API returns different status codes for image
+        # condition. In this non-empty data case, Glance should return 200,
+        # so here should check the status code.
         body = self.client.show_image_file(image['id'])
         self.assertEqual(file_content, body.data)
+        self.assertEqual(200, body.response.status)
 
     @decorators.attr(type='smoke')
     @decorators.idempotent_id('f848bb94-1c6e-45a4-8726-39e3a5b23535')
@@ -111,6 +115,13 @@
                                   visibility='private')
         self.assertEqual('queued', image['status'])
 
+        # NOTE: This Glance API returns different status codes for image
+        # condition. In this empty data case, Glance should return 204,
+        # so here should check the status code.
+        image_file = self.client.show_image_file(image['id'])
+        self.assertEqual(0, len(image_file.data))
+        self.assertEqual(204, image_file.response.status)
+
         # Now try uploading an image file
         image_file = six.BytesIO(data_utils.random_bytes())
         self.client.store_image_file(image['id'], image_file)
diff --git a/tempest/api/volume/admin/test_volume_retype_with_migration.py b/tempest/api/volume/admin/test_volume_retype_with_migration.py
index f0b3a4f..025c1be 100644
--- a/tempest/api/volume/admin/test_volume_retype_with_migration.py
+++ b/tempest/api/volume/admin/test_volume_retype_with_migration.py
@@ -46,13 +46,10 @@
         extra_specs_src = {"volume_backend_name": backend_src}
         extra_specs_dst = {"volume_backend_name": backend_dst}
 
-        src_vol_type = cls.create_volume_type(extra_specs=extra_specs_src)
+        cls.src_vol_type = cls.create_volume_type(extra_specs=extra_specs_src)
         cls.dst_vol_type = cls.create_volume_type(extra_specs=extra_specs_dst)
 
-        cls.src_vol = cls.create_volume(volume_type=src_vol_type['name'])
-
-    @classmethod
-    def resource_cleanup(cls):
+    def _wait_for_internal_volume_cleanup(self, vol):
         # When retyping a volume, Cinder creates an internal volume in the
         # target backend. The volume in the source backend is deleted after
         # the migration, so we need to wait for Cinder delete this volume
@@ -60,40 +57,37 @@
 
         # This list should return 2 volumes until the copy and cleanup
         # process is finished.
-        fetched_list = cls.admin_volume_client.list_volumes(
+        fetched_list = self.admin_volume_client.list_volumes(
             params={'all_tenants': True,
-                    'display_name': cls.src_vol['name']})['volumes']
+                    'display_name': vol['name']})['volumes']
 
         for fetched_vol in fetched_list:
-            if fetched_vol['id'] != cls.src_vol['id']:
+            if fetched_vol['id'] != vol['id']:
                 # This is the Cinder internal volume
                 LOG.debug('Waiting for internal volume %s deletion',
                           fetched_vol['id'])
-                cls.admin_volume_client.wait_for_resource_deletion(
+                self.admin_volume_client.wait_for_resource_deletion(
                     fetched_vol['id'])
                 break
 
-        super(VolumeRetypeWithMigrationTest, cls).resource_cleanup()
-
-    @decorators.idempotent_id('a1a41f3f-9dad-493e-9f09-3ff197d477cd')
-    def test_available_volume_retype_with_migration(self):
-
+    def _retype_volume(self, volume):
         keys_with_no_change = ('id', 'size', 'description', 'name', 'user_id',
                                'os-vol-tenant-attr:tenant_id')
         keys_with_change = ('volume_type', 'os-vol-host-attr:host')
 
         volume_source = self.admin_volume_client.show_volume(
-            self.src_vol['id'])['volume']
+            volume['id'])['volume']
 
         self.volumes_client.retype_volume(
-            self.src_vol['id'],
+            volume['id'],
             new_type=self.dst_vol_type['name'],
             migration_policy='on-demand')
-
-        waiters.wait_for_volume_retype(self.volumes_client, self.src_vol['id'],
+        self.addCleanup(self._wait_for_internal_volume_cleanup, volume)
+        waiters.wait_for_volume_retype(self.volumes_client, volume['id'],
                                        self.dst_vol_type['name'])
+
         volume_dest = self.admin_volume_client.show_volume(
-            self.src_vol['id'])['volume']
+            volume['id'])['volume']
 
         # Check the volume information after the migration.
         self.assertEqual('success',
@@ -105,3 +99,27 @@
 
         for key in keys_with_change:
             self.assertNotEqual(volume_source[key], volume_dest[key])
+
+    @decorators.idempotent_id('a1a41f3f-9dad-493e-9f09-3ff197d477cd')
+    def test_available_volume_retype_with_migration(self):
+        src_vol = self.create_volume(volume_type=self.src_vol_type['name'])
+        self._retype_volume(src_vol)
+
+    @decorators.idempotent_id('d0d9554f-e7a5-4104-8973-f35b27ccb60d')
+    def test_volume_from_snapshot_retype_with_migration(self):
+        # Create a volume in the first backend
+        src_vol = self.create_volume(volume_type=self.src_vol_type['name'])
+
+        # Create a volume snapshot
+        snapshot = self.create_snapshot(src_vol['id'])
+
+        # Create a volume from the snapshot
+        src_vol = self.create_volume(volume_type=self.src_vol_type['name'],
+                                     snapshot_id=snapshot['id'])
+
+        # Delete the snapshot
+        self.snapshots_client.delete_snapshot(snapshot['id'])
+        self.snapshots_client.wait_for_resource_deletion(snapshot['id'])
+
+        # Migrate the volume from snapshot to the second backend
+        self._retype_volume(src_vol)
diff --git a/tempest/api/volume/test_volumes_backup.py b/tempest/api/volume/test_volumes_backup.py
index 552b231..07cfad5 100644
--- a/tempest/api/volume/test_volumes_backup.py
+++ b/tempest/api/volume/test_volumes_backup.py
@@ -128,7 +128,7 @@
 
         volume_details = self.volumes_client.show_volume(
             volume['id'])['volume']
-        self.assertEqual('true', volume_details['bootable'])
+        self.assertTrue(volume_details['bootable'])
 
         # Create a backup
         backup = self.create_backup(volume_id=volume['id'])
@@ -140,7 +140,7 @@
         restored_volume_info = self.volumes_client.show_volume(
             restored_volume_id)['volume']
 
-        self.assertEqual('true', restored_volume_info['bootable'])
+        self.assertTrue(restored_volume_info['bootable'])
 
 
 class VolumesBackupsV39Test(base.BaseVolumeTest):
diff --git a/tempest/clients.py b/tempest/clients.py
index 0d16748..707127c 100644
--- a/tempest/clients.py
+++ b/tempest/clients.py
@@ -271,6 +271,7 @@
             # Set default client for users that don't need explicit version
             self.volumes_client_latest = self.volumes_v2_client
             self.snapshots_client_latest = self.snapshots_v2_client
+            self.backups_client_latest = self.backups_v2_client
 
         if CONF.volume_feature_enabled.api_v3:
             self.backups_v3_client = self.volume_v3.BackupsClient()
@@ -286,6 +287,7 @@
             # Set default client for users that don't need explicit version
             self.volumes_client_latest = self.volumes_v3_client
             self.snapshots_client_latest = self.snapshots_v3_client
+            self.backups_client_latest = self.backups_v3_client
 
     def _set_object_storage_clients(self):
         self.account_client = self.object_storage.AccountClient()
diff --git a/tempest/cmd/init.py b/tempest/cmd/init.py
index 9a85d89..84c8631 100644
--- a/tempest/cmd/init.py
+++ b/tempest/cmd/init.py
@@ -136,7 +136,7 @@
         if not os.path.isdir(local_dir):
             LOG.debug('Creating local working dir: %s', local_dir)
             os.mkdir(local_dir)
-        elif not os.listdir(local_dir) == []:
+        elif os.listdir(local_dir):
             raise OSError("Directory you are trying to initialize already "
                           "exists and is not empty: %s" % local_dir)
 
diff --git a/tempest/config.py b/tempest/config.py
index 7133b3d..1fb5c8e 100644
--- a/tempest/config.py
+++ b/tempest/config.py
@@ -752,7 +752,7 @@
                help='Timeout in seconds to wait for a volume to become '
                     'available.'),
     cfg.StrOpt('catalog_type',
-               default='volume',
+               default='volumev3',
                help="Catalog type of the Volume Service"),
     cfg.StrOpt('region',
                default='',
@@ -1078,7 +1078,7 @@
     return opt_list
 
 
-# this should never be called outside of this class
+# This should never be called outside of this module
 class TempestConfigPrivate(object):
     """Provides OpenStack configuration information."""
 
diff --git a/tempest/hacking/ignored_list_T110.txt b/tempest/hacking/ignored_list_T110.txt
deleted file mode 100644
index 0e7e894..0000000
--- a/tempest/hacking/ignored_list_T110.txt
+++ /dev/null
@@ -1 +0,0 @@
-./tempest/services/object_storage/object_client.py
diff --git a/tempest/lib/api_schema/response/compute/v2_1/flavors.py b/tempest/lib/api_schema/response/compute/v2_1/flavors.py
index 547d94d..af5e67f 100644
--- a/tempest/lib/api_schema/response/compute/v2_1/flavors.py
+++ b/tempest/lib/api_schema/response/compute/v2_1/flavors.py
@@ -86,7 +86,7 @@
     'status_code': [200]
 }
 
-create_get_flavor_details = {
+create_update_get_flavor_details = {
     'status_code': [200],
     'response_body': {
         'type': 'object',
diff --git a/tempest/lib/api_schema/response/compute/v2_19/servers.py b/tempest/lib/api_schema/response/compute/v2_19/servers.py
index 05cc32c..fd9e933 100644
--- a/tempest/lib/api_schema/response/compute/v2_19/servers.py
+++ b/tempest/lib/api_schema/response/compute/v2_19/servers.py
@@ -14,9 +14,9 @@
 
 import copy
 
-from tempest.lib.api_schema.response.compute.v2_1 import servers as serversv21
 from tempest.lib.api_schema.response.compute.v2_16 import servers \
     as serversv216
+from tempest.lib.api_schema.response.compute.v2_9 import servers as serversv29
 
 list_servers = copy.deepcopy(serversv216.list_servers)
 
@@ -32,20 +32,20 @@
 list_servers_detail['response_body']['properties']['servers']['items'][
     'required'].append('description')
 
-update_server = copy.deepcopy(serversv21.update_server)
+update_server = copy.deepcopy(serversv29.update_server)
 update_server['response_body']['properties']['server'][
     'properties'].update({'description': {'type': ['string', 'null']}})
 update_server['response_body']['properties']['server'][
     'required'].append('description')
 
-rebuild_server = copy.deepcopy(serversv21.rebuild_server)
+rebuild_server = copy.deepcopy(serversv29.rebuild_server)
 rebuild_server['response_body']['properties']['server'][
     'properties'].update({'description': {'type': ['string', 'null']}})
 rebuild_server['response_body']['properties']['server'][
     'required'].append('description')
 
 rebuild_server_with_admin_pass = copy.deepcopy(
-    serversv21.rebuild_server_with_admin_pass)
+    serversv29.rebuild_server_with_admin_pass)
 rebuild_server_with_admin_pass['response_body']['properties']['server'][
     'properties'].update({'description': {'type': ['string', 'null']}})
 rebuild_server_with_admin_pass['response_body']['properties']['server'][
diff --git a/tempest/lib/api_schema/response/compute/v2_26/servers.py b/tempest/lib/api_schema/response/compute/v2_26/servers.py
index b03bdf6..5c35eab 100644
--- a/tempest/lib/api_schema/response/compute/v2_26/servers.py
+++ b/tempest/lib/api_schema/response/compute/v2_26/servers.py
@@ -43,6 +43,25 @@
 list_servers_detail['response_body']['properties']['servers']['items'][
     'required'].append('tags')
 
+update_server = copy.deepcopy(servers219.update_server)
+update_server['response_body']['properties']['server'][
+    'properties'].update({'tags': tag_items})
+update_server['response_body']['properties']['server'][
+    'required'].append('tags')
+
+rebuild_server = copy.deepcopy(servers219.rebuild_server)
+rebuild_server['response_body']['properties']['server'][
+    'properties'].update({'tags': tag_items})
+rebuild_server['response_body']['properties']['server'][
+    'required'].append('tags')
+
+rebuild_server_with_admin_pass = copy.deepcopy(
+    servers219.rebuild_server_with_admin_pass)
+rebuild_server_with_admin_pass['response_body']['properties']['server'][
+    'properties'].update({'tags': tag_items})
+rebuild_server_with_admin_pass['response_body']['properties']['server'][
+    'required'].append('tags')
+
 # list response schema wasn't changed for v2.26 so use v2.1
 
 list_servers = copy.deepcopy(servers21.list_servers)
diff --git a/tempest/lib/api_schema/response/compute/v2_47/servers.py b/tempest/lib/api_schema/response/compute/v2_47/servers.py
index 37a084f..935be70 100644
--- a/tempest/lib/api_schema/response/compute/v2_47/servers.py
+++ b/tempest/lib/api_schema/response/compute/v2_47/servers.py
@@ -37,3 +37,19 @@
 get_server = copy.deepcopy(servers226.get_server)
 get_server['response_body']['properties']['server'][
     'properties'].update({'flavor': flavor})
+list_servers_detail = copy.deepcopy(servers226.list_servers_detail)
+list_servers_detail['response_body']['properties']['servers']['items'][
+    'properties'].update({'flavor': flavor})
+
+update_server = copy.deepcopy(servers226.update_server)
+update_server['response_body']['properties']['server'][
+    'properties'].update({'flavor': flavor})
+
+rebuild_server = copy.deepcopy(servers226.rebuild_server)
+rebuild_server['response_body']['properties']['server'][
+    'properties'].update({'flavor': flavor})
+
+rebuild_server_with_admin_pass = copy.deepcopy(
+    servers226.rebuild_server_with_admin_pass)
+rebuild_server_with_admin_pass['response_body']['properties']['server'][
+    'properties'].update({'flavor': flavor})
diff --git a/tempest/lib/api_schema/response/compute/v2_54/__init__.py b/tempest/lib/api_schema/response/compute/v2_54/__init__.py
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/tempest/lib/api_schema/response/compute/v2_54/__init__.py
diff --git a/tempest/lib/api_schema/response/compute/v2_54/servers.py b/tempest/lib/api_schema/response/compute/v2_54/servers.py
new file mode 100644
index 0000000..c084696
--- /dev/null
+++ b/tempest/lib/api_schema/response/compute/v2_54/servers.py
@@ -0,0 +1,49 @@
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+import copy
+
+from tempest.lib.api_schema.response.compute.v2_47 import servers as servers247
+# ****** Schemas changed in microversion 2.54 *****************
+
+# Note(gmann): This is schema for microversion 2.54 which includes the
+# 'key_name' in the Response body of the following APIs:
+#    - ``POST '/servers/{server_id}/action (rebuild)``
+
+key_name = {
+    'oneOf': [
+        {'type': 'string', 'minLength': 1, 'maxLength': 255},
+        {'type': 'null'},
+    ]
+}
+
+rebuild_server = copy.deepcopy(servers247.rebuild_server)
+rebuild_server['response_body']['properties']['server'][
+    'properties'].update({'key_name': key_name})
+rebuild_server['response_body']['properties']['server'][
+    'required'].append('key_name')
+
+rebuild_server_with_admin_pass = copy.deepcopy(
+    servers247.rebuild_server_with_admin_pass)
+rebuild_server_with_admin_pass['response_body']['properties']['server'][
+    'properties'].update({'key_name': key_name})
+rebuild_server_with_admin_pass['response_body']['properties']['server'][
+    'required'].append('key_name')
+
+# ****** Schemas unchanged in microversion 2.54 since microversion 2.47 ***
+
+# NOTE(gmann): Below are the unchanged schema in this microversion. We need
+# to keep this schema in this file to have the generic way to select the
+# right schema based on self.schema_versions_info mapping in service client.
+get_server = copy.deepcopy(servers247.get_server)
+list_servers_detail = copy.deepcopy(servers247.list_servers_detail)
+update_server = copy.deepcopy(servers247.update_server)
diff --git a/tempest/lib/api_schema/response/compute/v2_55/__init__.py b/tempest/lib/api_schema/response/compute/v2_55/__init__.py
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/tempest/lib/api_schema/response/compute/v2_55/__init__.py
diff --git a/tempest/lib/api_schema/response/compute/v2_55/flavors.py b/tempest/lib/api_schema/response/compute/v2_55/flavors.py
new file mode 100644
index 0000000..823190a
--- /dev/null
+++ b/tempest/lib/api_schema/response/compute/v2_55/flavors.py
@@ -0,0 +1,112 @@
+# Copyright 2018 NEC Corporation.  All rights reserved.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+from tempest.lib.api_schema.response.compute.v2_1 import parameter_types
+
+# Note(gmann): This is schema for microversion 2.55 which includes the
+# following changes:
+# Add new PUT API
+# Adds a ``description`` field to the following APIs response:
+#    - ``GET /flavors``
+#    - ``GET /flavors/detail``
+#    - ``GET /flavors/{flavor_id}``
+#    - ``POST /flavors``
+
+flavor_description = {
+    'type': ['string', 'null'],
+    'minLength': 0, 'maxLength': 65535
+}
+
+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'},
+                        'description': flavor_description
+                    },
+                    'additionalProperties': False,
+                    'required': ['name', 'links', 'id', 'description']
+                }
+            },
+            'flavors_links': parameter_types.links
+        },
+        'additionalProperties': False,
+        # NOTE(gmann): flavors_links attribute is not necessary
+        # to be present always So it is not 'required'.
+        'required': ['flavors']
+    }
+}
+
+common_flavor_info = {
+    'type': 'object',
+    'properties': {
+        'name': {'type': 'string'},
+        'links': parameter_types.links,
+        'ram': {'type': 'integer'},
+        'vcpus': {'type': 'integer'},
+        # 'swap' attributes comes as integer value but if it is empty
+        # it comes as "". So defining type of as string and integer.
+        'swap': {'type': ['integer', 'string']},
+        'disk': {'type': 'integer'},
+        'id': {'type': 'string'},
+        'OS-FLV-DISABLED:disabled': {'type': 'boolean'},
+        'os-flavor-access:is_public': {'type': 'boolean'},
+        'rxtx_factor': {'type': 'number'},
+        'OS-FLV-EXT-DATA:ephemeral': {'type': 'integer'},
+        'description': flavor_description
+    },
+    'additionalProperties': False,
+    # 'OS-FLV-DISABLED', 'os-flavor-access', 'rxtx_factor' and
+    # 'OS-FLV-EXT-DATA' are API extensions. So they are not 'required'.
+    'required': ['name', 'links', 'ram', 'vcpus', 'swap', 'disk', 'id',
+                 'description']
+}
+
+list_flavors_details = {
+    'status_code': [200],
+    'response_body': {
+        'type': 'object',
+        'properties': {
+            'flavors': {
+                'type': 'array',
+                'items': common_flavor_info
+            },
+            # NOTE(gmann): flavors_links attribute is not necessary
+            # to be present always So it is not 'required'.
+            'flavors_links': parameter_types.links
+        },
+        'additionalProperties': False,
+        'required': ['flavors']
+    }
+}
+
+create_update_get_flavor_details = {
+    'status_code': [200],
+    'response_body': {
+        'type': 'object',
+        'properties': {
+            'flavor': common_flavor_info
+        },
+        'additionalProperties': False,
+        'required': ['flavor']
+    }
+}
diff --git a/tempest/lib/api_schema/response/compute/v2_9/servers.py b/tempest/lib/api_schema/response/compute/v2_9/servers.py
index e260e48..7df02d5 100644
--- a/tempest/lib/api_schema/response/compute/v2_9/servers.py
+++ b/tempest/lib/api_schema/response/compute/v2_9/servers.py
@@ -14,6 +14,7 @@
 
 import copy
 
+from tempest.lib.api_schema.response.compute.v2_1 import servers as servers_21
 from tempest.lib.api_schema.response.compute.v2_6 import servers
 
 list_servers = copy.deepcopy(servers.list_servers)
@@ -29,3 +30,22 @@
     'properties'].update({'locked': {'type': 'boolean'}})
 list_servers_detail['response_body']['properties']['servers']['items'][
     'required'].append('locked')
+
+update_server = copy.deepcopy(servers_21.update_server)
+update_server['response_body']['properties']['server'][
+    'properties'].update({'locked': {'type': 'boolean'}})
+update_server['response_body']['properties']['server'][
+    'required'].append('locked')
+
+rebuild_server = copy.deepcopy(servers_21.rebuild_server)
+rebuild_server['response_body']['properties']['server'][
+    'properties'].update({'locked': {'type': 'boolean'}})
+rebuild_server['response_body']['properties']['server'][
+    'required'].append('locked')
+
+rebuild_server_with_admin_pass = copy.deepcopy(
+    servers_21.rebuild_server_with_admin_pass)
+rebuild_server_with_admin_pass['response_body']['properties']['server'][
+    'properties'].update({'locked': {'type': 'boolean'}})
+rebuild_server_with_admin_pass['response_body']['properties']['server'][
+    'required'].append('locked')
diff --git a/tempest/lib/services/compute/flavors_client.py b/tempest/lib/services/compute/flavors_client.py
index 0fb1991..4923d7e 100644
--- a/tempest/lib/services/compute/flavors_client.py
+++ b/tempest/lib/services/compute/flavors_client.py
@@ -21,12 +21,18 @@
     as schema_access
 from tempest.lib.api_schema.response.compute.v2_1 import flavors_extra_specs \
     as schema_extra_specs
+from tempest.lib.api_schema.response.compute.v2_55 import flavors \
+    as schemav255
 from tempest.lib.common import rest_client
 from tempest.lib.services.compute import base_compute_client
 
 
 class FlavorsClient(base_compute_client.BaseComputeClient):
 
+    schema_versions_info = [
+        {'min': None, 'max': '2.54', 'schema': schema},
+        {'min': '2.55', 'max': None, 'schema': schemav255}]
+
     def list_flavors(self, detail=False, **params):
         """Lists flavors.
 
@@ -36,11 +42,12 @@
         https://developer.openstack.org/api-ref/compute/#list-flavors-with-details
         """
         url = 'flavors'
-        _schema = schema.list_flavors
-
+        schema = self.get_schema(self.schema_versions_info)
         if detail:
             url += '/detail'
             _schema = schema.list_flavors_details
+        else:
+            _schema = schema.list_flavors
         if params:
             url += '?%s' % urllib.urlencode(params)
 
@@ -58,7 +65,9 @@
         """
         resp, body = self.get("flavors/%s" % flavor_id)
         body = json.loads(body)
-        self.validate_response(schema.create_get_flavor_details, resp, body)
+        schema = self.get_schema(self.schema_versions_info)
+        self.validate_response(schema.create_update_get_flavor_details,
+                               resp, body)
         return rest_client.ResponseBody(resp, body)
 
     def create_flavor(self, **kwargs):
@@ -77,7 +86,25 @@
         resp, body = self.post('flavors', post_body)
 
         body = json.loads(body)
-        self.validate_response(schema.create_get_flavor_details, resp, body)
+        schema = self.get_schema(self.schema_versions_info)
+        self.validate_response(schema.create_update_get_flavor_details,
+                               resp, body)
+        return rest_client.ResponseBody(resp, body)
+
+    def update_flavor(self, flavor_id, **kwargs):
+        """Uodate the flavor or instance type.
+
+        For a full list of available parameters, please refer to the official
+        API reference:
+        https://developer.openstack.org/api-ref/compute/#update-flavor-description
+        """
+        put_body = json.dumps({'flavor': kwargs})
+        resp, body = self.put("flavors/%s" % flavor_id, put_body)
+
+        body = json.loads(body)
+        schema = self.get_schema(self.schema_versions_info)
+        self.validate_response(schema.create_update_get_flavor_details,
+                               resp, body)
         return rest_client.ResponseBody(resp, body)
 
     def delete_flavor(self, flavor_id):
diff --git a/tempest/lib/services/compute/servers_client.py b/tempest/lib/services/compute/servers_client.py
index 09bccab..e75cdb5 100644
--- a/tempest/lib/services/compute/servers_client.py
+++ b/tempest/lib/services/compute/servers_client.py
@@ -29,6 +29,7 @@
 from tempest.lib.api_schema.response.compute.v2_3 import servers as schemav23
 from tempest.lib.api_schema.response.compute.v2_47 import servers as schemav247
 from tempest.lib.api_schema.response.compute.v2_48 import servers as schemav248
+from tempest.lib.api_schema.response.compute.v2_54 import servers as schemav254
 from tempest.lib.api_schema.response.compute.v2_6 import servers as schemav26
 from tempest.lib.api_schema.response.compute.v2_9 import servers as schemav29
 from tempest.lib.common import rest_client
@@ -47,7 +48,8 @@
         {'min': '2.19', 'max': '2.25', 'schema': schemav219},
         {'min': '2.26', 'max': '2.46', 'schema': schemav226},
         {'min': '2.47', 'max': '2.47', 'schema': schemav247},
-        {'min': '2.48', 'max': None, 'schema': schemav248}]
+        {'min': '2.48', 'max': '2.53', 'schema': schemav248},
+        {'min': '2.54', 'max': None, 'schema': schemav254}]
 
     def __init__(self, auth_provider, service, region,
                  enable_instance_password=True, **kwargs):
@@ -156,11 +158,11 @@
 
         url = 'servers'
         schema = self.get_schema(self.schema_versions_info)
-        _schema = schema.list_servers
-
         if detail:
             url += '/detail'
             _schema = schema.list_servers_detail
+        else:
+            _schema = schema.list_servers
         if params:
             url += '?%s' % urllib.urlencode(params)
 
diff --git a/tempest/lib/services/volume/v2/availability_zone_client.py b/tempest/lib/services/volume/v2/availability_zone_client.py
index bb4a357..147e4c6 100644
--- a/tempest/lib/services/volume/v2/availability_zone_client.py
+++ b/tempest/lib/services/volume/v2/availability_zone_client.py
@@ -19,7 +19,6 @@
 
 
 class AvailabilityZoneClient(rest_client.RestClient):
-    api_version = "v2"
 
     def list_availability_zones(self):
         resp, body = self.get('os-availability-zone')
diff --git a/tempest/lib/services/volume/v2/backups_client.py b/tempest/lib/services/volume/v2/backups_client.py
index adfa6a6..3dbb30c 100644
--- a/tempest/lib/services/volume/v2/backups_client.py
+++ b/tempest/lib/services/volume/v2/backups_client.py
@@ -22,8 +22,7 @@
 
 
 class BackupsClient(base_client.BaseClient):
-    """Volume V2 Backups client"""
-    api_version = "v2"
+    """Volume Backups client"""
 
     def create_backup(self, **kwargs):
         """Creates a backup of volume.
diff --git a/tempest/lib/services/volume/v2/capabilities_client.py b/tempest/lib/services/volume/v2/capabilities_client.py
index 240be13..7ebcd69 100644
--- a/tempest/lib/services/volume/v2/capabilities_client.py
+++ b/tempest/lib/services/volume/v2/capabilities_client.py
@@ -19,7 +19,6 @@
 
 
 class CapabilitiesClient(rest_client.RestClient):
-    api_version = "v2"
 
     def show_backend_capabilities(self, host):
         """Shows capabilities for a storage back end.
diff --git a/tempest/lib/services/volume/v2/encryption_types_client.py b/tempest/lib/services/volume/v2/encryption_types_client.py
index b99d1fe..5a7ea12 100644
--- a/tempest/lib/services/volume/v2/encryption_types_client.py
+++ b/tempest/lib/services/volume/v2/encryption_types_client.py
@@ -20,7 +20,6 @@
 
 
 class EncryptionTypesClient(rest_client.RestClient):
-    api_version = "v2"
 
     def is_resource_deleted(self, id):
         try:
diff --git a/tempest/lib/services/volume/v2/extensions_client.py b/tempest/lib/services/volume/v2/extensions_client.py
index 09279d5..45b7a56 100644
--- a/tempest/lib/services/volume/v2/extensions_client.py
+++ b/tempest/lib/services/volume/v2/extensions_client.py
@@ -19,8 +19,7 @@
 
 
 class ExtensionsClient(rest_client.RestClient):
-    """Volume V2 extensions client."""
-    api_version = "v2"
+    """Volume extensions client."""
 
     def list_extensions(self):
         url = 'extensions'
diff --git a/tempest/lib/services/volume/v2/hosts_client.py b/tempest/lib/services/volume/v2/hosts_client.py
index f44bda3..c395325 100644
--- a/tempest/lib/services/volume/v2/hosts_client.py
+++ b/tempest/lib/services/volume/v2/hosts_client.py
@@ -20,8 +20,7 @@
 
 
 class HostsClient(rest_client.RestClient):
-    """Client class to send CRUD Volume V2 API requests"""
-    api_version = "v2"
+    """Client class to send CRUD Volume API requests"""
 
     def list_hosts(self, **params):
         """Lists all hosts.
diff --git a/tempest/lib/services/volume/v2/limits_client.py b/tempest/lib/services/volume/v2/limits_client.py
index ce9fba9..9500254 100644
--- a/tempest/lib/services/volume/v2/limits_client.py
+++ b/tempest/lib/services/volume/v2/limits_client.py
@@ -19,9 +19,7 @@
 
 
 class LimitsClient(rest_client.RestClient):
-    """Volume V2 limits client."""
-
-    api_version = "v2"
+    """Volume limits client."""
 
     def show_limits(self):
         """Returns the details of a volume absolute limits."""
diff --git a/tempest/lib/services/volume/v2/qos_client.py b/tempest/lib/services/volume/v2/qos_client.py
index 47d3914..f8b8c3c 100644
--- a/tempest/lib/services/volume/v2/qos_client.py
+++ b/tempest/lib/services/volume/v2/qos_client.py
@@ -19,13 +19,11 @@
 
 
 class QosSpecsClient(rest_client.RestClient):
-    """Volume V2 QoS client.
+    """Volume QoS client.
 
        Client class to send CRUD QoS API requests
     """
 
-    api_version = "v2"
-
     def is_resource_deleted(self, qos_id):
         try:
             self.show_qos(qos_id)
diff --git a/tempest/lib/services/volume/v2/quota_classes_client.py b/tempest/lib/services/volume/v2/quota_classes_client.py
index 733b1ac..eeeb268 100644
--- a/tempest/lib/services/volume/v2/quota_classes_client.py
+++ b/tempest/lib/services/volume/v2/quota_classes_client.py
@@ -19,9 +19,7 @@
 
 
 class QuotaClassesClient(rest_client.RestClient):
-    """Volume quota class V2 client."""
-
-    api_version = "v2"
+    """Volume quota class client."""
 
     def show_quota_class_set(self, quota_class_id):
         """List quotas for a quota class.
diff --git a/tempest/lib/services/volume/v2/quotas_client.py b/tempest/lib/services/volume/v2/quotas_client.py
index e4b2895..8906294 100644
--- a/tempest/lib/services/volume/v2/quotas_client.py
+++ b/tempest/lib/services/volume/v2/quotas_client.py
@@ -20,8 +20,7 @@
 
 
 class QuotasClient(rest_client.RestClient):
-    """Client class to send CRUD Volume Quotas API V2 requests"""
-    api_version = "v2"
+    """Client class to send CRUD Volume Quotas API requests"""
 
     def show_default_quota_set(self, tenant_id):
         """List the default volume quota set for a tenant."""
diff --git a/tempest/lib/services/volume/v2/scheduler_stats_client.py b/tempest/lib/services/volume/v2/scheduler_stats_client.py
index 0d04f85..bd5fa6d 100644
--- a/tempest/lib/services/volume/v2/scheduler_stats_client.py
+++ b/tempest/lib/services/volume/v2/scheduler_stats_client.py
@@ -19,7 +19,6 @@
 
 
 class SchedulerStatsClient(rest_client.RestClient):
-    api_version = "v2"
 
     def list_pools(self, detail=False):
         """List all the volumes pools (hosts).
diff --git a/tempest/lib/services/volume/v2/services_client.py b/tempest/lib/services/volume/v2/services_client.py
index bc55469..09036a4 100644
--- a/tempest/lib/services/volume/v2/services_client.py
+++ b/tempest/lib/services/volume/v2/services_client.py
@@ -20,8 +20,7 @@
 
 
 class ServicesClient(rest_client.RestClient):
-    """Client class to send CRUD Volume V2 API requests"""
-    api_version = "v2"
+    """Client class to send CRUD Volume API requests"""
 
     def list_services(self, **params):
         url = 'os-services'
diff --git a/tempest/lib/services/volume/v2/snapshot_manage_client.py b/tempest/lib/services/volume/v2/snapshot_manage_client.py
index aecd30b..43fd328 100644
--- a/tempest/lib/services/volume/v2/snapshot_manage_client.py
+++ b/tempest/lib/services/volume/v2/snapshot_manage_client.py
@@ -19,9 +19,7 @@
 
 
 class SnapshotManageClient(rest_client.RestClient):
-    """Snapshot manage V2 client."""
-
-    api_version = "v2"
+    """Snapshot manage client."""
 
     def manage_snapshot(self, **kwargs):
         """Manage a snapshot."""
diff --git a/tempest/lib/services/volume/v2/snapshots_client.py b/tempest/lib/services/volume/v2/snapshots_client.py
index 4bc2842..1f05180 100644
--- a/tempest/lib/services/volume/v2/snapshots_client.py
+++ b/tempest/lib/services/volume/v2/snapshots_client.py
@@ -18,8 +18,7 @@
 
 
 class SnapshotsClient(rest_client.RestClient):
-    """Client class to send CRUD Volume V2 API requests."""
-    api_version = "v2"
+    """Client class to send CRUD Volume API requests."""
     create_resp = 202
 
     def list_snapshots(self, detail=False, **params):
diff --git a/tempest/lib/services/volume/v2/transfers_client.py b/tempest/lib/services/volume/v2/transfers_client.py
index 2dfbe7b..291aadf 100644
--- a/tempest/lib/services/volume/v2/transfers_client.py
+++ b/tempest/lib/services/volume/v2/transfers_client.py
@@ -20,8 +20,7 @@
 
 
 class TransfersClient(rest_client.RestClient):
-    """Client class to send CRUD Volume Transfer V2 API requests"""
-    api_version = "v2"
+    """Client class to send CRUD Volume Transfer API requests"""
 
     def create_volume_transfer(self, **kwargs):
         """Create a volume transfer.
diff --git a/tempest/lib/services/volume/v2/types_client.py b/tempest/lib/services/volume/v2/types_client.py
index af4fd8c..ef5e434 100644
--- a/tempest/lib/services/volume/v2/types_client.py
+++ b/tempest/lib/services/volume/v2/types_client.py
@@ -21,8 +21,7 @@
 
 
 class TypesClient(rest_client.RestClient):
-    """Client class to send CRUD Volume V2 API requests"""
-    api_version = "v2"
+    """Client class to send CRUD Volume API requests"""
 
     def is_resource_deleted(self, id):
         try:
diff --git a/tempest/lib/services/volume/v2/volume_manage_client.py b/tempest/lib/services/volume/v2/volume_manage_client.py
index 12f4240..ddae127 100644
--- a/tempest/lib/services/volume/v2/volume_manage_client.py
+++ b/tempest/lib/services/volume/v2/volume_manage_client.py
@@ -19,9 +19,7 @@
 
 
 class VolumeManageClient(rest_client.RestClient):
-    """Volume manage V2 client."""
-
-    api_version = "v2"
+    """Volume manage client."""
 
     def manage_volume(self, **kwargs):
         """Manage existing volume.
diff --git a/tempest/lib/services/volume/v2/volumes_client.py b/tempest/lib/services/volume/v2/volumes_client.py
index da3f2b5..dd019f6 100644
--- a/tempest/lib/services/volume/v2/volumes_client.py
+++ b/tempest/lib/services/volume/v2/volumes_client.py
@@ -23,8 +23,7 @@
 
 
 class VolumesClient(base_client.BaseClient):
-    """Client class to send CRUD Volume V2 API requests"""
-    api_version = "v2"
+    """Client class to send CRUD Volume API requests"""
 
     def _prepare_params(self, params):
         """Prepares params for use in get or _ext_get methods.
diff --git a/tempest/scenario/manager.py b/tempest/scenario/manager.py
index cf53b67..9965fe5 100644
--- a/tempest/scenario/manager.py
+++ b/tempest/scenario/manager.py
@@ -83,6 +83,7 @@
         if CONF.service_available.cinder:
             cls.volumes_client = cls.os_primary.volumes_client_latest
             cls.snapshots_client = cls.os_primary.snapshots_client_latest
+            cls.backups_client = cls.os_primary.backups_client_latest
 
     # ## Test functions library
     #
@@ -244,6 +245,37 @@
         volume = self.volumes_client.show_volume(volume['id'])['volume']
         return volume
 
+    def create_backup(self, volume_id, name=None, description=None,
+                      force=False, snapshot_id=None, incremental=False,
+                      container=None):
+
+        name = name or data_utils.rand_name(
+            self.__class__.__name__ + "-backup")
+        kwargs = {'name': name,
+                  'description': description,
+                  'force': force,
+                  'snapshot_id': snapshot_id,
+                  'incremental': incremental,
+                  'container': container}
+        backup = self.backups_client.create_backup(volume_id=volume_id,
+                                                   **kwargs)['backup']
+        self.addCleanup(self.backups_client.delete_backup, backup['id'])
+        waiters.wait_for_volume_resource_status(self.backups_client,
+                                                backup['id'], 'available')
+        return backup
+
+    def restore_backup(self, backup_id):
+        restore = self.backups_client.restore_backup(backup_id)['restore']
+        self.addCleanup(self.volumes_client.delete_volume,
+                        restore['volume_id'])
+        waiters.wait_for_volume_resource_status(self.backups_client,
+                                                backup_id, 'available')
+        waiters.wait_for_volume_resource_status(self.volumes_client,
+                                                restore['volume_id'],
+                                                'available')
+        self.assertEqual(backup_id, restore['backup_id'])
+        return restore
+
     def create_volume_snapshot(self, volume_id, name=None, description=None,
                                metadata=None, force=False):
         name = name or data_utils.rand_name(
@@ -266,10 +298,8 @@
     def create_volume_type(self, client=None, name=None, backend_name=None):
         if not client:
             client = self.os_admin.volume_types_v2_client
-        if not name:
-            class_name = self.__class__.__name__
-            name = data_utils.rand_name(class_name + '-volume-type')
-        randomized_name = data_utils.rand_name('scenario-type-' + name)
+        randomized_name = name or data_utils.rand_name(
+            'volume-type-' + self.__class__.__name__)
 
         LOG.debug("Creating a volume type: %s on backend %s",
                   randomized_name, backend_name)
diff --git a/tempest/scenario/test_encrypted_cinder_volumes.py b/tempest/scenario/test_encrypted_cinder_volumes.py
index b5220e9..8c210d5 100644
--- a/tempest/scenario/test_encrypted_cinder_volumes.py
+++ b/tempest/scenario/test_encrypted_cinder_volumes.py
@@ -57,8 +57,7 @@
     @utils.services('compute', 'volume', 'image')
     def test_encrypted_cinder_volumes_luks(self):
         server = self.launch_instance()
-        volume = self.create_encrypted_volume('nova.volume.encryptors.'
-                                              'luks.LuksEncryptor',
+        volume = self.create_encrypted_volume('luks',
                                               volume_type='luks')
         self.attach_detach_volume(server, volume)
 
@@ -67,7 +66,6 @@
     @utils.services('compute', 'volume', 'image')
     def test_encrypted_cinder_volumes_cryptsetup(self):
         server = self.launch_instance()
-        volume = self.create_encrypted_volume('nova.volume.encryptors.'
-                                              'cryptsetup.CryptsetupEncryptor',
+        volume = self.create_encrypted_volume('plain',
                                               volume_type='cryptsetup')
         self.attach_detach_volume(server, volume)
diff --git a/tempest/scenario/test_server_advanced_ops.py b/tempest/scenario/test_server_advanced_ops.py
index 89b9fdd..8aa729b 100644
--- a/tempest/scenario/test_server_advanced_ops.py
+++ b/tempest/scenario/test_server_advanced_ops.py
@@ -32,7 +32,6 @@
     """The test suite for server advanced operations
 
     This test case stresses some advanced server instance operations:
-     * Resizing a volume-backed instance
      * Sequence suspend resume
     """
 
diff --git a/tempest/scenario/test_volume_backup_restore.py b/tempest/scenario/test_volume_backup_restore.py
new file mode 100644
index 0000000..c23b564
--- /dev/null
+++ b/tempest/scenario/test_volume_backup_restore.py
@@ -0,0 +1,91 @@
+# Copyright 2018 Red Hat, Inc.
+# 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.common import utils
+from tempest import config
+from tempest.lib import decorators
+from tempest.scenario import manager
+
+CONF = config.CONF
+
+
+class TestVolumeBackupRestore(manager.ScenarioTest):
+    """Test cinder backup and restore
+
+    This testcase verifies content preservation after backup and restore
+    operations by booting a server from a restored backup and check the
+    connectivity to it.
+
+    The following is the scenario outline:
+    1. Create volume from image.
+    2. Create a backup for the volume.
+    3. Restore the backup.
+    4. Boot a server from the restored backup.
+    5. Create a floating ip.
+    6. Check server connectivity.
+    """
+
+    @classmethod
+    def skip_checks(cls):
+        super(TestVolumeBackupRestore, cls).skip_checks()
+        if not CONF.volume_feature_enabled.backup:
+            raise cls.skipException('Backup is not enable.')
+
+    @decorators.idempotent_id('2ce5e55c-4085-43c1-98c6-582525334ad7')
+    @decorators.attr(type='slow')
+    @utils.services('compute', 'volume', 'image')
+    def test_volume_backup_restore(self):
+        # Create volume from image
+        img_uuid = CONF.compute.image_ref
+        volume = self.create_volume(imageRef=img_uuid)
+        volume_details = self.volumes_client.show_volume(
+            volume['id'])['volume']
+        self.assertEqual('true', volume_details['bootable'])
+
+        # Create a backup
+        backup = self.create_backup(volume_id=volume['id'])
+
+        # Restore the backup
+        restored_volume_id = self.restore_backup(backup['id'])['volume_id']
+
+        # Verify the restored backup volume is bootable
+        restored_volume_info = self.volumes_client.show_volume(
+            restored_volume_id)['volume']
+        self.assertEqual('true', restored_volume_info['bootable'])
+
+        # Create keypair and security group
+        keypair = self.create_keypair()
+        security_group = self._create_security_group()
+
+        # Boot a server from the restored backup
+        bd_map_v2 = [{
+            'uuid': restored_volume_id,
+            'source_type': 'volume',
+            'destination_type': 'volume',
+            'boot_index': 0}]
+        server = self.create_server(image_id='',
+                                    block_device_mapping_v2=bd_map_v2,
+                                    key_name=keypair['name'],
+                                    security_groups=[
+                                        {'name': security_group['name']}])
+
+        # Create a floating ip
+        floating_ip = self.create_floating_ip(server)
+
+        # Check server connectivity
+        self.check_vm_connectivity(floating_ip['ip'],
+                                   username=CONF.validation.image_ssh_user,
+                                   private_key=keypair['private_key'],
+                                   should_connect=True)
diff --git a/tempest/tests/lib/services/compute/test_flavors_client.py b/tempest/tests/lib/services/compute/test_flavors_client.py
index cbd17c6..5325036 100644
--- a/tempest/tests/lib/services/compute/test_flavors_client.py
+++ b/tempest/tests/lib/services/compute/test_flavors_client.py
@@ -17,6 +17,7 @@
 import fixtures
 from oslo_serialization import jsonutils as json
 
+from tempest.api.compute import api_microversion_fixture
 from tempest.lib.services.compute import flavors_client
 from tempest.tests.lib import fake_auth_provider
 from tempest.tests.lib import fake_http
@@ -39,6 +40,21 @@
         "vcpus": 1
     }
 
+    FAKE_FLAVOR_UPDATE = {
+        "disk": 1,
+        "id": "1",
+        "links": [{
+            "href": "http://openstack.example.com/v2/openstack/flavors/1",
+            "rel": "self"}, {
+            "href": "http://openstack.example.com/openstack/flavors/1",
+            "rel": "bookmark"}],
+        "name": "m1.tiny",
+        "ram": 512,
+        "swap": 1,
+        "vcpus": 1,
+        "description": 'new'
+    }
+
     EXTRA_SPECS = {"extra_specs": {
         "key1": "value1",
         "key2": "value2"}
@@ -106,6 +122,25 @@
     def test_create_flavor__byte_body(self):
         self._test_create_flavor(bytes_body=True)
 
+    def _test_update_flavor(self, bytes_body=False):
+        self.useFixture(api_microversion_fixture.APIMicroversionFixture(
+            '2.55'))
+        expected = {"flavor": TestFlavorsClient.FAKE_FLAVOR_UPDATE}
+        request = {"flavor": {"description": "updated description"}}
+        self.check_service_client_function(
+            self.client.update_flavor,
+            'tempest.lib.common.rest_client.RestClient.put',
+            expected,
+            bytes_body,
+            flavor_id='8c7aae5a-d315-4216-875b-ed9b6a5bcfc6',
+            **request)
+
+    def test_update_flavor_str_body(self):
+        self._test_update_flavor(bytes_body=False)
+
+    def test_update_flavor__byte_body(self):
+        self._test_update_flavor(bytes_body=True)
+
     def test_delete_flavor(self):
         self.check_service_client_function(
             self.client.delete_flavor,