Merge "Add cinder v2 experimental job"
diff --git a/.zuul.yaml b/.zuul.yaml
index 75507d7..3fee6ff 100644
--- a/.zuul.yaml
+++ b/.zuul.yaml
@@ -101,6 +101,19 @@
       Base integration test with Neutron networking and py36.
     voting: false
 
+# TODO(gmann): needs to migrate this to zuulv3
+- job:
+    name: tempest-scenario-multinode-lvm-multibackend
+    parent: legacy-dsvm-base-multinode
+    run: playbooks/tempest-scenario-multinode-lvm-multibackend/run.yaml
+    post-run: playbooks/tempest-scenario-multinode-lvm-multibackend/post.yaml
+    timeout: 10800
+    required-projects:
+      - openstack-infra/devstack-gate
+      - openstack/neutron
+      - openstack/tempest
+    nodeset: ubuntu-xenial-2-node
+
 - job:
     name: tempest-full-queens
     parent: tempest-full
@@ -272,6 +285,17 @@
               - ^tempest/hacking/.*$
               - ^tempest/tests/.*$
         - tempest-tox-plugin-sanity-check
+        - tempest-scenario-multinode-lvm-multibackend:
+            voting: false
+            irrelevant-files:
+              - ^(test-|)requirements.txt$
+              - ^.*\.rst$
+              - ^doc/.*$
+              - ^etc/.*$
+              - ^releasenotes/.*$
+              - ^setup.cfg$
+              - ^tempest/hacking/.*$
+              - ^tempest/tests/.*$
     gate:
       jobs:
         - nova-multiattach
diff --git a/doc/source/microversion_testing.rst b/doc/source/microversion_testing.rst
index 3bc1d0c..fa76770 100644
--- a/doc/source/microversion_testing.rst
+++ b/doc/source/microversion_testing.rst
@@ -354,6 +354,10 @@
 
   .. _2.48: https://docs.openstack.org/nova/latest/reference/api-microversion-history.html#id43
 
+  * `2.49`_
+
+  .. _2.49: https://docs.openstack.org/nova/latest/reference/api-microversion-history.html#id44
+
   * `2.54`_
 
   .. _2.54: https://docs.openstack.org/nova/latest/reference/api-microversion-history.html#id4
diff --git a/playbooks/tempest-scenario-multinode-lvm-multibackend/post.yaml b/playbooks/tempest-scenario-multinode-lvm-multibackend/post.yaml
new file mode 100644
index 0000000..e07f551
--- /dev/null
+++ b/playbooks/tempest-scenario-multinode-lvm-multibackend/post.yaml
@@ -0,0 +1,15 @@
+- hosts: primary
+  tasks:
+
+    - name: Copy files from {{ ansible_user_dir }}/workspace/ on node
+      synchronize:
+        src: '{{ ansible_user_dir }}/workspace/'
+        dest: '{{ zuul.executor.log_root }}'
+        mode: pull
+        copy_links: true
+        verify_host: true
+        rsync_opts:
+          - --include=/logs/**
+          - --include=*/
+          - --exclude=*
+          - --prune-empty-dirs
diff --git a/playbooks/tempest-scenario-multinode-lvm-multibackend/run.yaml b/playbooks/tempest-scenario-multinode-lvm-multibackend/run.yaml
new file mode 100644
index 0000000..03f64f9
--- /dev/null
+++ b/playbooks/tempest-scenario-multinode-lvm-multibackend/run.yaml
@@ -0,0 +1,65 @@
+- hosts: primary
+  name: Autoconverted job tempest-scenario-multinode-lvm-multibackend
+    from old job gate-tempest-dsvm-neutron-scenario-multinode-lvm-multibackend-ubuntu-xenial-nv
+  tasks:
+
+    - name: Ensure legacy workspace directory
+      file:
+        path: '{{ ansible_user_dir }}/workspace'
+        state: directory
+
+    - shell:
+        cmd: |
+          set -e
+          set -x
+          cat > clonemap.yaml << EOF
+          clonemap:
+            - name: openstack-infra/devstack-gate
+              dest: devstack-gate
+          EOF
+          /usr/zuul-env/bin/zuul-cloner -m clonemap.yaml --cache-dir /opt/git \
+              git://git.openstack.org \
+              openstack-infra/devstack-gate
+        executable: /bin/bash
+        chdir: '{{ ansible_user_dir }}/workspace'
+      environment: '{{ zuul | zuul_legacy_vars }}'
+
+    - shell:
+        cmd: |
+          set -e
+          set -x
+          cat << 'EOF' >>"/tmp/dg-local.conf"
+          [[local|localrc]]
+          ENABLE_IDENTITY_V2=False
+          TEMPEST_USE_TEST_ACCOUNTS=True
+          # Enable lvm multiple backends to run multi backend slow scenario tests.
+          # Note: multi backend experimental job exclude the slow scenario tests.
+          CINDER_ENABLED_BACKENDS=lvm:lvmdriver-1,lvm:lvmdriver-2
+
+          EOF
+        executable: /bin/bash
+        chdir: '{{ ansible_user_dir }}/workspace'
+      environment: '{{ zuul | zuul_legacy_vars }}'
+
+    - shell:
+        cmd: |
+          set -e
+          set -x
+          export PYTHONUNBUFFERED=true
+          export DEVSTACK_GATE_TEMPEST=1
+          # Run scenario and nova migration tests with concurrency 2
+          export DEVSTACK_GATE_TEMPEST_REGEX='(^tempest\.(scenario|api\.compute\.admin\.test_(live_|)migration))'
+          export TEMPEST_CONCURRENCY=2
+          export DEVSTACK_GATE_NEUTRON=1
+          export DEVSTACK_GATE_TLSPROXY=1
+          export BRANCH_OVERRIDE=default
+          if [ "$BRANCH_OVERRIDE" != "default" ] ; then
+              export OVERRIDE_ZUUL_BRANCH=$BRANCH_OVERRIDE
+          fi
+          export DEVSTACK_GATE_TOPOLOGY="multinode"
+
+          cp devstack-gate/devstack-vm-gate-wrap.sh ./safe-devstack-vm-gate-wrap.sh
+          ./safe-devstack-vm-gate-wrap.sh
+        executable: /bin/bash
+        chdir: '{{ ansible_user_dir }}/workspace'
+      environment: '{{ zuul | zuul_legacy_vars }}'
diff --git a/releasenotes/notes/volume-v3-service-clients-a863a6336af56cca.yaml b/releasenotes/notes/volume-v3-service-clients-a863a6336af56cca.yaml
new file mode 100644
index 0000000..b572a34
--- /dev/null
+++ b/releasenotes/notes/volume-v3-service-clients-a863a6336af56cca.yaml
@@ -0,0 +1,12 @@
+---
+features:
+  - |
+    Adds volume service clients for v3 APIs. As v3 base API should be
+    identical to v2 APIs, we just copy all existing v2 service client
+    for v3 API.
+deprecations:
+  - |
+    Deprecates the volume service clients for v2 APIs. Volume v2 APIs
+    are deprecated in all supported stable branches, so it's time
+    to deprecate the tempest service clients for v2 APIs and remove in future
+    release.
diff --git a/tempest/README.rst b/tempest/README.rst
index 62821de..a5f4a92 100644
--- a/tempest/README.rst
+++ b/tempest/README.rst
@@ -12,12 +12,12 @@
 and guidelines. Below is the overview of the Tempest respository structure
 to make this clear.
 
- .. code-block:: console
+.. code-block:: console
 
-    tempest/
-       api/ - API tests
-       scenario/ - complex scenario tests
-       tests/ - unit tests for Tempest internals
+   tempest/
+      api/ - API tests
+      scenario/ - complex scenario tests
+      tests/ - unit tests for Tempest internals
 
 Each of these directories contains different types of tests. What
 belongs in each directory, the rules and examples for good tests, are
diff --git a/tempest/api/compute/admin/test_quotas.py b/tempest/api/compute/admin/test_quotas.py
index c2bdf7e..df534bc 100644
--- a/tempest/api/compute/admin/test_quotas.py
+++ b/tempest/api/compute/admin/test_quotas.py
@@ -46,13 +46,19 @@
         # tenant most of them should be skipped if we can't do that
         cls.demo_tenant_id = cls.quotas_client.tenant_id
 
-        cls.default_quota_set = set(('injected_file_content_bytes',
-                                     'metadata_items', 'injected_files',
-                                     'ram', 'floating_ips',
-                                     'fixed_ips', 'key_pairs',
-                                     'injected_file_path_bytes',
-                                     'instances', 'security_group_rules',
-                                     'cores', 'security_groups'))
+        cls.default_quota_set = set(('metadata_items', 'ram', 'key_pairs',
+                                     'instances', 'cores',
+                                     'server_group_members', 'server_groups'))
+        if cls.is_requested_microversion_compatible('2.35'):
+            cls.default_quota_set = \
+                cls.default_quota_set | set(['fixed_ips', 'floating_ips',
+                                             'security_group_rules',
+                                             'security_groups'])
+        if cls.is_requested_microversion_compatible('2.56'):
+            cls.default_quota_set = \
+                cls.default_quota_set | set(['injected_file_content_bytes',
+                                             'injected_file_path_bytes',
+                                             'injected_files'])
 
     @decorators.idempotent_id('3b0a7c8f-cf58-46b8-a60c-715a32a8ba7d')
     def test_get_default_quotas(self):
@@ -69,13 +75,19 @@
         # Admin can update all the resource quota limits for a tenant
         default_quota_set = self.adm_client.show_default_quota_set(
             self.demo_tenant_id)['quota_set']
-        new_quota_set = {'injected_file_content_bytes': 20480,
-                         'metadata_items': 256, 'injected_files': 10,
-                         'ram': 10240, 'floating_ips': 20, 'fixed_ips': 10,
-                         'key_pairs': 200, 'injected_file_path_bytes': 512,
-                         'instances': 20, 'security_group_rules': 20,
-                         'cores': 2, 'security_groups': 20,
-                         'server_groups': 20, 'server_group_members': 20}
+        new_quota_set = {'metadata_items': 256, 'ram': 10240,
+                         'key_pairs': 200, 'instances': 20,
+                         'server_groups': 20,
+                         'server_group_members': 20, 'cores': 2}
+        if self.is_requested_microversion_compatible('2.35'):
+            new_quota_set.update({'fixed_ips': 10, 'floating_ips': 20,
+                                  'security_group_rules': 20,
+                                  'security_groups': 20})
+        if self.is_requested_microversion_compatible('2.56'):
+            new_quota_set.update({'injected_file_content_bytes': 20480,
+                                  'injected_file_path_bytes': 512,
+                                  'injected_files': 10})
+
         # Update limits for all quota resources
         quota_set = self.adm_client.update_quota_set(
             self.demo_tenant_id,
diff --git a/tempest/api/compute/admin/test_quotas_negative.py b/tempest/api/compute/admin/test_quotas_negative.py
index 5ef7ee4..f90ff92 100644
--- a/tempest/api/compute/admin/test_quotas_negative.py
+++ b/tempest/api/compute/admin/test_quotas_negative.py
@@ -22,12 +22,12 @@
 CONF = config.CONF
 
 
-class QuotasAdminNegativeTestJSON(base.BaseV2ComputeAdminTest):
+class QuotasAdminNegativeTestBase(base.BaseV2ComputeAdminTest):
     force_tenant_isolation = True
 
     @classmethod
     def setup_clients(cls):
-        super(QuotasAdminNegativeTestJSON, cls).setup_clients()
+        super(QuotasAdminNegativeTestBase, cls).setup_clients()
         cls.client = cls.os_primary.quotas_client
         cls.adm_client = cls.os_admin.quotas_client
         cls.sg_client = cls.security_groups_client
@@ -35,7 +35,7 @@
 
     @classmethod
     def resource_setup(cls):
-        super(QuotasAdminNegativeTestJSON, cls).resource_setup()
+        super(QuotasAdminNegativeTestBase, cls).resource_setup()
         # NOTE(afazekas): these test cases should always create and use a new
         # tenant most of them should be skipped if we can't do that
         cls.demo_tenant_id = cls.client.tenant_id
@@ -51,6 +51,9 @@
         self.addCleanup(self.adm_client.update_quota_set, self.demo_tenant_id,
                         **{quota_item: default_quota_value})
 
+
+class QuotasAdminNegativeTest(QuotasAdminNegativeTestBase):
+
     @decorators.attr(type=['negative'])
     @decorators.idempotent_id('733abfe8-166e-47bb-8363-23dbd7ff3476')
     def test_update_quota_normal_user(self):
@@ -85,6 +88,10 @@
         self.assertRaises((lib_exc.Forbidden, lib_exc.OverLimit),
                           self.create_test_server)
 
+
+class QuotasSecurityGroupAdminNegativeTest(QuotasAdminNegativeTestBase):
+    max_microversion = '2.35'
+
     @decorators.skip_because(bug="1186354",
                              condition=CONF.service_available.neutron)
     @decorators.attr(type=['negative'])
diff --git a/tempest/api/compute/admin/test_security_group_default_rules.py b/tempest/api/compute/admin/test_security_group_default_rules.py
index f2f3b57..bca6a22 100644
--- a/tempest/api/compute/admin/test_security_group_default_rules.py
+++ b/tempest/api/compute/admin/test_security_group_default_rules.py
@@ -23,6 +23,7 @@
 
 
 class SecurityGroupDefaultRulesTest(base.BaseV2ComputeAdminTest):
+    max_microversion = '2.35'
 
     @classmethod
     # TODO(GMann): Once Bug# 1311500 is fixed, these test can run
diff --git a/tempest/api/compute/admin/test_security_groups.py b/tempest/api/compute/admin/test_security_groups.py
index ff9caa3..f0178aa 100644
--- a/tempest/api/compute/admin/test_security_groups.py
+++ b/tempest/api/compute/admin/test_security_groups.py
@@ -20,6 +20,7 @@
 
 
 class SecurityGroupsTestAdminJSON(base.BaseV2ComputeAdminTest):
+    max_microversion = '2.35'
 
     @classmethod
     def setup_clients(cls):
diff --git a/tempest/api/compute/base.py b/tempest/api/compute/base.py
index 975728c..b377c0c 100644
--- a/tempest/api/compute/base.py
+++ b/tempest/api/compute/base.py
@@ -501,7 +501,7 @@
             # is already detached.
             pass
 
-    def attach_volume(self, server, volume, device=None):
+    def attach_volume(self, server, volume, device=None, tag=None):
         """Attaches volume to server and waits for 'in-use' volume status.
 
         The volume will be detached when the test tears down.
@@ -510,10 +510,14 @@
         :param volume: The volume to attach.
         :param device: Optional mountpoint for the attached volume. Note that
             this is not guaranteed for all hypervisors and is not recommended.
+        :param tag: Optional device role tag to apply to the volume.
         """
         attach_kwargs = dict(volumeId=volume['id'])
         if device:
             attach_kwargs['device'] = device
+        if tag:
+            attach_kwargs['tag'] = tag
+
         attachment = self.servers_client.attach_volume(
             server['id'], **attach_kwargs)['volumeAttachment']
         # On teardown detach the volume and wait for it to be available. This
diff --git a/tempest/api/compute/security_groups/base.py b/tempest/api/compute/security_groups/base.py
index 54a6da8..49125d1 100644
--- a/tempest/api/compute/security_groups/base.py
+++ b/tempest/api/compute/security_groups/base.py
@@ -22,6 +22,7 @@
 
 
 class BaseSecurityGroupsTest(base.BaseV2ComputeTest):
+    max_microversion = '2.35'
 
     @classmethod
     def skip_checks(cls):
diff --git a/tempest/api/compute/servers/test_device_tagging.py b/tempest/api/compute/servers/test_device_tagging.py
index b0d527c..3a85a86 100644
--- a/tempest/api/compute/servers/test_device_tagging.py
+++ b/tempest/api/compute/servers/test_device_tagging.py
@@ -13,12 +13,14 @@
 #    under the License.
 
 import json
+import time
 
 from oslo_log import log as logging
 
 from tempest.api.compute import base
 from tempest.common import utils
 from tempest.common.utils.linux import remote_client
+from tempest.common import waiters
 from tempest import config
 from tempest.lib.common.utils import data_utils
 from tempest.lib.common.utils import test_utils
@@ -31,18 +33,11 @@
 LOG = logging.getLogger(__name__)
 
 
-class DeviceTaggingTest(base.BaseV2ComputeTest):
-
-    min_microversion = '2.32'
-    # NOTE(mriedem): max_version looks odd but it's actually correct. Due to a
-    # bug in the 2.32 microversion, tags on block devices only worked with the
-    # 2.32 microversion specifically. And tags on networks only worked between
-    # 2.32 and 2.36 inclusive; the 2.37 microversion broke tags for networks.
-    max_microversion = '2.32'
+class DeviceTaggingBase(base.BaseV2ComputeTest):
 
     @classmethod
     def skip_checks(cls):
-        super(DeviceTaggingTest, cls).skip_checks()
+        super(DeviceTaggingBase, cls).skip_checks()
         if not CONF.service_available.neutron:
             raise cls.skipException('Neutron is required')
         if not CONF.validation.run_validation:
@@ -54,7 +49,7 @@
 
     @classmethod
     def setup_clients(cls):
-        super(DeviceTaggingTest, cls).setup_clients()
+        super(DeviceTaggingBase, cls).setup_clients()
         cls.networks_client = cls.os_primary.networks_client
         cls.ports_client = cls.os_primary.ports_client
         cls.subnets_client = cls.os_primary.subnets_client
@@ -64,7 +59,55 @@
     def setup_credentials(cls):
         cls.set_network_resources(network=True, subnet=True, router=True,
                                   dhcp=True)
-        super(DeviceTaggingTest, cls).setup_credentials()
+        super(DeviceTaggingBase, cls).setup_credentials()
+
+    def verify_metadata_from_api(self, server, ssh_client, verify_method):
+        md_url = 'http://169.254.169.254/openstack/latest/meta_data.json'
+        LOG.info('Attempting to verify tagged devices in server %s via '
+                 'the metadata service: %s', server['id'], md_url)
+
+        def get_and_verify_metadata():
+            try:
+                ssh_client.exec_command('curl -V')
+            except exceptions.SSHExecCommandFailed:
+                if not CONF.compute_feature_enabled.config_drive:
+                    raise self.skipException('curl not found in guest '
+                                             'and config drive is '
+                                             'disabled')
+                LOG.warning('curl was not found in the guest, device '
+                            'tagging metadata was not checked in the '
+                            'metadata API')
+                return True
+            cmd = 'curl %s' % md_url
+            md_json = ssh_client.exec_command(cmd)
+            verify_method(md_json)
+            return True
+
+        if not test_utils.call_until_true(get_and_verify_metadata,
+                                          CONF.compute.build_timeout,
+                                          CONF.compute.build_interval):
+            raise exceptions.TimeoutException('Timeout while verifying '
+                                              'metadata on server.')
+
+    def verify_metadata_on_config_drive(self, server, ssh_client,
+                                        verify_method):
+        LOG.info('Attempting to verify tagged devices in server %s via '
+                 'the config drive.', server['id'])
+        ssh_client.mount_config_drive()
+        cmd_md = 'sudo cat /mnt/openstack/latest/meta_data.json'
+        md_json = ssh_client.exec_command(cmd_md)
+        verify_method(md_json)
+        ssh_client.unmount_config_drive()
+
+
+class TaggedBootDevicesTest(DeviceTaggingBase):
+
+    min_microversion = '2.32'
+    # NOTE(mriedem): max_version looks odd but it's actually correct. Due to a
+    # bug in the 2.32 microversion, tags on block devices only worked with the
+    # 2.32 microversion specifically. And tags on networks only worked between
+    # 2.32 and 2.36 inclusive; the 2.37 microversion broke tags for networks.
+    max_microversion = '2.32'
 
     def verify_device_metadata(self, md_json):
         md_dict = json.loads(md_json)
@@ -92,7 +135,7 @@
 
     @decorators.idempotent_id('a2e65a6c-66f1-4442-aaa8-498c31778d96')
     @utils.services('network', 'volume', 'image')
-    def test_device_tagging(self):
+    def test_tagged_boot_devices(self):
         # Create volumes
         # The create_volume methods waits for the volumes to be available and
         # the base class will clean them up on tearDown.
@@ -134,7 +177,6 @@
         self.addCleanup(self.ports_client.delete_port, self.port2['id'])
 
         # Create server
-        admin_pass = data_utils.rand_password()
         config_drive_enabled = CONF.compute_feature_enabled.config_drive
         validation_resources = self.get_test_validation_resources(
             self.os_primary)
@@ -144,7 +186,6 @@
             wait_until='ACTIVE',
             validation_resources=validation_resources,
             config_drive=config_drive_enabled,
-            adminPass=admin_pass,
             name=data_utils.rand_name('device-tagging-server'),
             networks=[
                 # Validation network for ssh
@@ -209,11 +250,10 @@
         self.addCleanup(self.delete_server, server['id'])
 
         server = self.servers_client.show_server(server['id'])['server']
-        self.ssh_client = remote_client.RemoteClient(
+        ssh_client = remote_client.RemoteClient(
             self.get_server_ip(server, validation_resources),
             CONF.validation.image_ssh_user,
-            admin_pass,
-            validation_resources['keypair']['private_key'],
+            pkey=validation_resources['keypair']['private_key'],
             server=server,
             servers_client=self.servers_client)
 
@@ -233,46 +273,104 @@
         self.assertTrue(self.net_2_100_mac)
         self.assertTrue(self.net_2_200_mac)
 
-        # Verify metadata from metadata service
+        # Verify metadata from metadata API
         if CONF.compute_feature_enabled.metadata_service:
-            md_url = 'http://169.254.169.254/openstack/latest/meta_data.json'
-            LOG.info('Attempting to verify tagged devices in server %s via '
-                     'the metadata service: %s', server['id'], md_url)
-
-            def get_and_verify_metadata():
-                try:
-                    self.ssh_client.exec_command('curl -V')
-                except exceptions.SSHExecCommandFailed:
-                    if not CONF.compute_feature_enabled.config_drive:
-                        raise self.skipException('curl not found in guest '
-                                                 'and config drive is '
-                                                 'disabled')
-                    LOG.warning('curl was not found in the guest, device '
-                                'tagging metadata was not checked in the '
-                                'metadata API')
-                    return True
-                cmd = 'curl %s' % md_url
-                md_json = self.ssh_client.exec_command(cmd)
-                self.verify_device_metadata(md_json)
-                return True
-
-            if not test_utils.call_until_true(get_and_verify_metadata,
-                                              CONF.compute.build_timeout,
-                                              CONF.compute.build_interval):
-                raise exceptions.TimeoutException('Timeout while verifying '
-                                                  'metadata on server.')
+            self.verify_metadata_from_api(server, ssh_client,
+                                          self.verify_device_metadata)
 
         # Verify metadata on config drive
         if CONF.compute_feature_enabled.config_drive:
-            LOG.info('Attempting to verify tagged devices in server %s via '
-                     'the config drive.', server['id'])
-            self.ssh_client.mount_config_drive()
-            cmd_md = 'sudo cat /mnt/openstack/latest/meta_data.json'
-            md_json = self.ssh_client.exec_command(cmd_md)
-            self.verify_device_metadata(md_json)
-            self.ssh_client.unmount_config_drive()
+            self.verify_metadata_on_config_drive(server, ssh_client,
+                                                 self.verify_device_metadata)
 
 
-class DeviceTaggingTestV2_42(DeviceTaggingTest):
+class TaggedBootDevicesTest_v242(TaggedBootDevicesTest):
     min_microversion = '2.42'
     max_microversion = 'latest'
+
+
+class TaggedAttachmentsTest(DeviceTaggingBase):
+
+    min_microversion = '2.49'
+    max_microversion = 'latest'
+
+    @classmethod
+    def skip_checks(cls):
+        super(TaggedAttachmentsTest, cls).skip_checks()
+        if not CONF.compute_feature_enabled.metadata_service:
+            raise cls.skipException('Metadata API must be enabled')
+
+    def verify_device_metadata(self, md_json):
+        md_dict = json.loads(md_json)
+        found_devices = [d['tags'][0] for d in md_dict['devices']]
+        self.assertItemsEqual(found_devices, ['nic-tag', 'volume-tag'])
+
+    def verify_empty_devices(self, md_json):
+        md_dict = json.loads(md_json)
+        self.assertEmpty(md_dict['devices'])
+
+    @decorators.idempotent_id('3e41c782-2a89-4922-a9d2-9a188c4e7c7c')
+    @utils.services('network', 'volume', 'image')
+    def test_tagged_attachment(self):
+        # Create network
+        net = self.networks_client.create_network(
+            name=data_utils.rand_name(
+                'tagged-attachments-test-net'))['network']
+        self.addCleanup(self.networks_client.delete_network, net['id'])
+
+        # Create subnet
+        subnet = self.subnets_client.create_subnet(
+            network_id=net['id'],
+            cidr='10.10.10.0/24',
+            ip_version=4)['subnet']
+        self.addCleanup(self.subnets_client.delete_subnet, subnet['id'])
+
+        # Create volume
+        volume = self.create_volume()
+
+        # Boot test server
+        config_drive_enabled = CONF.compute_feature_enabled.config_drive
+        validation_resources = self.get_test_validation_resources(
+            self.os_primary)
+
+        server = self.create_test_server(
+            validatable=True,
+            validation_resources=validation_resources,
+            config_drive=config_drive_enabled,
+            name=data_utils.rand_name('device-tagging-server'),
+            networks=[{'uuid': self.get_tenant_network()['id']}])
+        self.addCleanup(self.delete_server, server['id'])
+
+        # Attach tagged nic and volume
+        interface = self.interfaces_client.create_interface(
+            server['id'], net_id=net['id'],
+            tag='nic-tag')['interfaceAttachment']
+        self.attach_volume(server, volume, tag='volume-tag')
+
+        ssh_client = remote_client.RemoteClient(
+            self.get_server_ip(server, validation_resources),
+            CONF.validation.image_ssh_user,
+            pkey=validation_resources['keypair']['private_key'],
+            server=server,
+            servers_client=self.servers_client)
+
+        # NOTE(artom) The newly attached tagged nic won't appear in the
+        # metadata until the cache is refreshed. We wait 16 seconds since the
+        # default cache expiry is 15 seconds.
+        time.sleep(16)
+        self.verify_metadata_from_api(server, ssh_client,
+                                      self.verify_device_metadata)
+
+        # Detach tagged nic and volume
+        self.servers_client.detach_volume(server['id'], volume['id'])
+        waiters.wait_for_volume_resource_status(self.volumes_client,
+                                                volume['id'], 'available')
+        self.interfaces_client.delete_interface(server['id'],
+                                                interface['port_id'])
+        waiters.wait_for_interface_detach(self.interfaces_client,
+                                          server['id'],
+                                          interface['port_id'])
+        # NOTE(artom) More waiting until metadata cache is refreshed.
+        time.sleep(16)
+        self.verify_metadata_from_api(server, ssh_client,
+                                      self.verify_empty_devices)
diff --git a/tempest/api/compute/test_quotas.py b/tempest/api/compute/test_quotas.py
index 7cf90ae..a62492d 100644
--- a/tempest/api/compute/test_quotas.py
+++ b/tempest/api/compute/test_quotas.py
@@ -43,14 +43,19 @@
         super(QuotasTestJSON, cls).resource_setup()
         cls.tenant_id = cls.client.tenant_id
         cls.user_id = cls.client.user_id
-        cls.default_quota_set = set(('injected_file_content_bytes',
-                                     'metadata_items', 'injected_files',
-                                     'ram', 'floating_ips',
-                                     'fixed_ips', 'key_pairs',
-                                     'injected_file_path_bytes',
-                                     'instances', 'security_group_rules',
-                                     'cores', 'security_groups',
+        cls.default_quota_set = set(('metadata_items', 'ram', 'key_pairs',
+                                     'instances', 'cores',
                                      'server_group_members', 'server_groups'))
+        if cls.is_requested_microversion_compatible('2.35'):
+            cls.default_quota_set = \
+                cls.default_quota_set | set(['fixed_ips', 'floating_ips',
+                                             'security_group_rules',
+                                             'security_groups'])
+        if cls.is_requested_microversion_compatible('2.56'):
+            cls.default_quota_set = \
+                cls.default_quota_set | set(['injected_file_content_bytes',
+                                             'injected_file_path_bytes',
+                                             'injected_files'])
 
     @decorators.idempotent_id('f1ef0a97-dbbb-4cca-adc5-c9fbc4f76107')
     def test_get_quotas(self):
diff --git a/tempest/api/compute/volumes/test_attach_volume_negative.py b/tempest/api/compute/volumes/test_attach_volume_negative.py
index 7a74869..8618148 100644
--- a/tempest/api/compute/volumes/test_attach_volume_negative.py
+++ b/tempest/api/compute/volumes/test_attach_volume_negative.py
@@ -56,3 +56,16 @@
 
         self.assertRaises(lib_exc.BadRequest,
                           self.attach_volume, server, volume)
+
+    @decorators.attr(type=['negative'])
+    @decorators.idempotent_id('ee37a796-2afb-11e7-bc0f-fa163e65f5ce')
+    def test_attach_attached_volume_to_different_server(self):
+        server1 = self.create_test_server(wait_until='ACTIVE')
+        volume = self.create_volume()
+
+        self.attach_volume(server1, volume)
+
+        # Create server2 and attach in-use volume
+        server2 = self.create_test_server(wait_until='ACTIVE')
+        self.assertRaises(lib_exc.BadRequest,
+                          self.attach_volume, server2, volume)
diff --git a/tempest/common/waiters.py b/tempest/common/waiters.py
index 08e2a12..0e86f05 100644
--- a/tempest/common/waiters.py
+++ b/tempest/common/waiters.py
@@ -287,3 +287,24 @@
             raise lib_exc.TimeoutException(message)
 
     return body
+
+
+def wait_for_interface_detach(client, server_id, port_id):
+    """Waits for an interface to be detached from a server."""
+    body = client.list_interfaces(server_id)['interfaceAttachments']
+    ports = [iface['port_id'] for iface in body]
+    start = int(time.time())
+
+    while port_id in ports:
+        time.sleep(client.build_interval)
+        body = client.list_interfaces(server_id)['interfaceAttachments']
+        ports = [iface['port_id'] for iface in body]
+        if port_id not in ports:
+            return body
+
+        timed_out = int(time.time()) - start >= client.build_timeout
+        if timed_out:
+            message = ('Interface %s failed to detach from server %s within '
+                       'the required time (%s s)' % (port_id, server_id,
+                                                     client.build_timeout))
+            raise lib_exc.TimeoutException(message)
diff --git a/tempest/lib/services/volume/v2/availability_zone_client.py b/tempest/lib/services/volume/v2/availability_zone_client.py
index 147e4c6..bdb2304 100644
--- a/tempest/lib/services/volume/v2/availability_zone_client.py
+++ b/tempest/lib/services/volume/v2/availability_zone_client.py
@@ -13,15 +13,11 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-from oslo_serialization import jsonutils as json
+from debtcollector import moves
 
-from tempest.lib.common import rest_client
+from tempest.lib.services.volume.v3 import availability_zone_client
 
 
-class AvailabilityZoneClient(rest_client.RestClient):
-
-    def list_availability_zones(self):
-        resp, body = self.get('os-availability-zone')
-        body = json.loads(body)
-        self.expected_success(200, resp.status)
-        return rest_client.ResponseBody(resp, body)
+AvailabilityZoneClient = moves.moved_class(
+    availability_zone_client.AvailabilityZoneClient, 'AvailabilityZoneClient',
+    __name__, version="Rocky", removal_version='?')
diff --git a/tempest/lib/services/volume/v2/backups_client.py b/tempest/lib/services/volume/v2/backups_client.py
index 3dbb30c..80b3631 100644
--- a/tempest/lib/services/volume/v2/backups_client.py
+++ b/tempest/lib/services/volume/v2/backups_client.py
@@ -12,107 +12,11 @@
 #    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 debtcollector import moves
 
-from oslo_serialization import jsonutils as json
-from six.moves.urllib import parse as urllib
-
-from tempest.lib.common import rest_client
-from tempest.lib import exceptions as lib_exc
-from tempest.lib.services.volume import base_client
+from tempest.lib.services.volume.v3 import backups_client
 
 
-class BackupsClient(base_client.BaseClient):
-    """Volume Backups client"""
-
-    def create_backup(self, **kwargs):
-        """Creates a backup of volume.
-
-        For a full list of available parameters, please refer to the official
-        API reference:
-        https://developer.openstack.org/api-ref/block-storage/v2/index.html#create-backup
-        """
-        post_body = json.dumps({'backup': kwargs})
-        resp, body = self.post('backups', post_body)
-        body = json.loads(body)
-        self.expected_success(202, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def restore_backup(self, backup_id, **kwargs):
-        """Restore volume from backup.
-
-        For a full list of available parameters, please refer to the official
-        API reference:
-        https://developer.openstack.org/api-ref/block-storage/v2/index.html#restore-backup
-        """
-        post_body = json.dumps({'restore': kwargs})
-        resp, body = self.post('backups/%s/restore' % (backup_id), post_body)
-        body = json.loads(body)
-        self.expected_success(202, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def delete_backup(self, backup_id):
-        """Delete a backup of volume."""
-        resp, body = self.delete('backups/%s' % backup_id)
-        self.expected_success(202, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def show_backup(self, backup_id):
-        """Returns the details of a single backup."""
-        url = "backups/%s" % backup_id
-        resp, body = self.get(url)
-        body = json.loads(body)
-        self.expected_success(200, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def list_backups(self, detail=False, **params):
-        """List all the tenant's backups.
-
-        For a full list of available parameters, please refer to the official
-        API reference:
-        http://developer.openstack.org/api-ref/block-storage/v2/#list-backups
-        http://developer.openstack.org/api-ref/block-storage/v2/#list-backups-with-details
-        """
-        url = "backups"
-        if detail:
-            url += "/detail"
-        if params:
-            url += '?%s' % urllib.urlencode(params)
-        resp, body = self.get(url)
-        body = json.loads(body)
-        self.expected_success(200, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def export_backup(self, backup_id):
-        """Export backup metadata record."""
-        url = "backups/%s/export_record" % backup_id
-        resp, body = self.get(url)
-        body = json.loads(body)
-        self.expected_success(200, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def import_backup(self, **kwargs):
-        """Import backup metadata record."""
-        post_body = json.dumps({'backup-record': kwargs})
-        resp, body = self.post("backups/import_record", post_body)
-        body = json.loads(body)
-        self.expected_success(201, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def reset_backup_status(self, backup_id, status):
-        """Reset the specified backup's status."""
-        post_body = json.dumps({'os-reset_status': {"status": status}})
-        resp, body = self.post('backups/%s/action' % backup_id, post_body)
-        self.expected_success(202, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def is_resource_deleted(self, id):
-        try:
-            self.show_backup(id)
-        except lib_exc.NotFound:
-            return True
-        return False
-
-    @property
-    def resource_type(self):
-        """Returns the primary type of resource this client works with."""
-        return 'backup'
+BackupsClient = moves.moved_class(
+    backups_client.BackupsClient, 'BackupsClient',
+    __name__, version="Rocky", removal_version='?')
diff --git a/tempest/lib/services/volume/v2/capabilities_client.py b/tempest/lib/services/volume/v2/capabilities_client.py
index 7ebcd69..d8cf806 100644
--- a/tempest/lib/services/volume/v2/capabilities_client.py
+++ b/tempest/lib/services/volume/v2/capabilities_client.py
@@ -13,22 +13,11 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-from oslo_serialization import jsonutils as json
+from debtcollector import moves
 
-from tempest.lib.common import rest_client
+from tempest.lib.services.volume.v3 import capabilities_client
 
 
-class CapabilitiesClient(rest_client.RestClient):
-
-    def show_backend_capabilities(self, host):
-        """Shows capabilities for a storage back end.
-
-        For a full list of available parameters, please refer to the official
-        API reference:
-        https://developer.openstack.org/api-ref/block-storage/v2/index.html#show-back-end-capabilities
-        """
-        url = 'capabilities/%s' % host
-        resp, body = self.get(url)
-        body = json.loads(body)
-        self.expected_success(200, resp.status)
-        return rest_client.ResponseBody(resp, body)
+CapabilitiesClient = moves.moved_class(
+    capabilities_client.CapabilitiesClient, 'CapabilitiesClient',
+    __name__, version="Queens", removal_version='?')
diff --git a/tempest/lib/services/volume/v2/encryption_types_client.py b/tempest/lib/services/volume/v2/encryption_types_client.py
index 5a7ea12..875e59e 100644
--- a/tempest/lib/services/volume/v2/encryption_types_client.py
+++ b/tempest/lib/services/volume/v2/encryption_types_client.py
@@ -13,78 +13,11 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-from oslo_serialization import jsonutils as json
+from debtcollector import moves
 
-from tempest.lib.common import rest_client
-from tempest.lib import exceptions as lib_exc
+from tempest.lib.services.volume.v3 import encryption_types_client
 
 
-class EncryptionTypesClient(rest_client.RestClient):
-
-    def is_resource_deleted(self, id):
-        try:
-            body = self.show_encryption_type(id)
-            if not body:
-                return True
-        except lib_exc.NotFound:
-            return True
-        return False
-
-    @property
-    def resource_type(self):
-        """Returns the primary type of resource this client works with."""
-        return 'encryption-type'
-
-    def show_encryption_type(self, volume_type_id):
-        """Get the volume encryption type for the specified volume type.
-
-        volume_type_id: Id of volume_type.
-        """
-        url = "/types/%s/encryption" % volume_type_id
-        resp, body = self.get(url)
-        body = json.loads(body)
-        self.expected_success(200, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def show_encryption_specs_item(self, volume_type_id, key):
-        """Get the encryption specs item for the specified volume type."""
-        url = "/types/%s/encryption/%s" % (volume_type_id, key)
-        resp, body = self.get(url)
-        body = json.loads(body)
-        self.expected_success(200, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def create_encryption_type(self, volume_type_id, **kwargs):
-        """Create encryption type.
-
-        For a full list of available parameters, please refer to the official
-        API reference:
-        https://developer.openstack.org/api-ref/block-storage/v2/#create-an-encryption-type-for-v2
-        """
-        url = "/types/%s/encryption" % volume_type_id
-        post_body = json.dumps({'encryption': kwargs})
-        resp, body = self.post(url, post_body)
-        body = json.loads(body)
-        self.expected_success(200, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def delete_encryption_type(self, volume_type_id):
-        """Delete the encryption type for the specified volume-type."""
-        resp, body = self.delete(
-            "/types/%s/encryption/provider" % volume_type_id)
-        self.expected_success(202, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def update_encryption_type(self, volume_type_id, **kwargs):
-        """Update an encryption type for an existing volume type.
-
-        For a full list of available parameters, please refer to the official
-        API reference:
-        https://developer.openstack.org/api-ref/block-storage/v2/#update-an-encryption-type-for-v2
-        """
-        url = "/types/%s/encryption/provider" % volume_type_id
-        put_body = json.dumps({'encryption': kwargs})
-        resp, body = self.put(url, put_body)
-        body = json.loads(body)
-        self.expected_success(200, resp.status)
-        return rest_client.ResponseBody(resp, body)
+EncryptionTypesClient = moves.moved_class(
+    encryption_types_client.EncryptionTypesClient, 'EncryptionTypesClient',
+    __name__, version="Rocky", removal_version='?')
diff --git a/tempest/lib/services/volume/v2/extensions_client.py b/tempest/lib/services/volume/v2/extensions_client.py
index 45b7a56..6316ef5 100644
--- a/tempest/lib/services/volume/v2/extensions_client.py
+++ b/tempest/lib/services/volume/v2/extensions_client.py
@@ -12,18 +12,11 @@
 #    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 debtcollector import moves
 
-from oslo_serialization import jsonutils as json
-
-from tempest.lib.common import rest_client
+from tempest.lib.services.volume.v3 import extensions_client
 
 
-class ExtensionsClient(rest_client.RestClient):
-    """Volume extensions client."""
-
-    def list_extensions(self):
-        url = 'extensions'
-        resp, body = self.get(url)
-        body = json.loads(body)
-        self.expected_success(200, resp.status)
-        return rest_client.ResponseBody(resp, body)
+ExtensionsClient = moves.moved_class(
+    extensions_client.ExtensionsClient, 'ExtensionsClient',
+    __name__, version="Rocky", removal_version='?')
diff --git a/tempest/lib/services/volume/v2/hosts_client.py b/tempest/lib/services/volume/v2/hosts_client.py
index c395325..38f1b38 100644
--- a/tempest/lib/services/volume/v2/hosts_client.py
+++ b/tempest/lib/services/volume/v2/hosts_client.py
@@ -12,36 +12,11 @@
 #    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 debtcollector import moves
 
-from oslo_serialization import jsonutils as json
-from six.moves.urllib import parse as urllib
-
-from tempest.lib.common import rest_client
+from tempest.lib.services.volume.v3 import hosts_client
 
 
-class HostsClient(rest_client.RestClient):
-    """Client class to send CRUD Volume API requests"""
-
-    def list_hosts(self, **params):
-        """Lists all hosts.
-
-        For a full list of available parameters, please refer to the official
-        API reference:
-        https://developer.openstack.org/api-ref/block-storage/v2/#list-all-hosts
-        """
-        url = 'os-hosts'
-        if params:
-            url += '?%s' % urllib.urlencode(params)
-
-        resp, body = self.get(url)
-        body = json.loads(body)
-        self.expected_success(200, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def show_host(self, host_name):
-        """Show host details."""
-        url = 'os-hosts/%s' % host_name
-        resp, body = self.get(url)
-        self.expected_success(200, resp.status)
-        body = json.loads(body)
-        return rest_client.ResponseBody(resp, body)
+HostsClient = moves.moved_class(
+    hosts_client.HostsClient, 'HostsClient',
+    __name__, version="Rocky", removal_version='?')
diff --git a/tempest/lib/services/volume/v2/limits_client.py b/tempest/lib/services/volume/v2/limits_client.py
index 9500254..a6b8c5a 100644
--- a/tempest/lib/services/volume/v2/limits_client.py
+++ b/tempest/lib/services/volume/v2/limits_client.py
@@ -12,19 +12,11 @@
 #    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 debtcollector import moves
 
-from oslo_serialization import jsonutils as json
-
-from tempest.lib.common import rest_client
+from tempest.lib.services.volume.v3 import limits_client
 
 
-class LimitsClient(rest_client.RestClient):
-    """Volume limits client."""
-
-    def show_limits(self):
-        """Returns the details of a volume absolute limits."""
-        url = "limits"
-        resp, body = self.get(url)
-        body = json.loads(body)
-        self.expected_success(200, resp.status)
-        return rest_client.ResponseBody(resp, body)
+LimitsClient = moves.moved_class(
+    limits_client.LimitsClient, 'LimitsClient',
+    __name__, version="Rocky", removal_version='?')
diff --git a/tempest/lib/services/volume/v2/qos_client.py b/tempest/lib/services/volume/v2/qos_client.py
index f8b8c3c..b81384e 100644
--- a/tempest/lib/services/volume/v2/qos_client.py
+++ b/tempest/lib/services/volume/v2/qos_client.py
@@ -11,121 +11,11 @@
 #    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 debtcollector import moves
 
-from oslo_serialization import jsonutils as json
-
-from tempest.lib.common import rest_client
-from tempest.lib import exceptions as lib_exc
+from tempest.lib.services.volume.v3 import qos_client
 
 
-class QosSpecsClient(rest_client.RestClient):
-    """Volume QoS client.
-
-       Client class to send CRUD QoS API requests
-    """
-
-    def is_resource_deleted(self, qos_id):
-        try:
-            self.show_qos(qos_id)
-        except lib_exc.NotFound:
-            return True
-        return False
-
-    @property
-    def resource_type(self):
-        """Returns the primary type of resource this client works with."""
-        return 'qos'
-
-    def create_qos(self, **kwargs):
-        """Create a QoS Specification.
-
-        For a full list of available parameters, please refer to the official
-        API reference:
-        http://developer.openstack.org/api-ref/block-storage/v2/#create-qos-specification
-        """
-        post_body = json.dumps({'qos_specs': kwargs})
-        resp, body = self.post('qos-specs', post_body)
-        self.expected_success(200, resp.status)
-        body = json.loads(body)
-        return rest_client.ResponseBody(resp, body)
-
-    def delete_qos(self, qos_id, force=False):
-        """Delete the specified QoS specification."""
-        resp, body = self.delete(
-            "qos-specs/%s?force=%s" % (qos_id, force))
-        self.expected_success(202, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def list_qos(self):
-        """List all the QoS specifications created."""
-        url = 'qos-specs'
-        resp, body = self.get(url)
-        body = json.loads(body)
-        self.expected_success(200, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def show_qos(self, qos_id):
-        """Get the specified QoS specification."""
-        url = "qos-specs/%s" % qos_id
-        resp, body = self.get(url)
-        body = json.loads(body)
-        self.expected_success(200, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def set_qos_key(self, qos_id, **kwargs):
-        """Set the specified keys/values of QoS specification.
-
-        For a full list of available parameters, please refer to the official
-        API reference:
-        http://developer.openstack.org/api-ref/block-storage/v2/#set-keys-in-qos-specification
-        """
-        put_body = json.dumps({"qos_specs": kwargs})
-        resp, body = self.put('qos-specs/%s' % qos_id, put_body)
-        body = json.loads(body)
-        self.expected_success(200, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def unset_qos_key(self, qos_id, keys):
-        """Unset the specified keys of QoS specification.
-
-        :param keys: keys to delete from the QoS specification.
-
-        For a full list of available parameters, please refer to the official
-        API reference:
-        http://developer.openstack.org/api-ref/block-storage/v2/#unset-keys-in-qos-specification
-        """
-        put_body = json.dumps({'keys': keys})
-        resp, body = self.put('qos-specs/%s/delete_keys' % qos_id, put_body)
-        self.expected_success(202, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def associate_qos(self, qos_id, vol_type_id):
-        """Associate the specified QoS with specified volume-type."""
-        url = "qos-specs/%s/associate" % qos_id
-        url += "?vol_type_id=%s" % vol_type_id
-        resp, body = self.get(url)
-        self.expected_success(202, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def show_association_qos(self, qos_id):
-        """Get the association of the specified QoS specification."""
-        url = "qos-specs/%s/associations" % qos_id
-        resp, body = self.get(url)
-        body = json.loads(body)
-        self.expected_success(200, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def disassociate_qos(self, qos_id, vol_type_id):
-        """Disassociate the specified QoS with specified volume-type."""
-        url = "qos-specs/%s/disassociate" % qos_id
-        url += "?vol_type_id=%s" % vol_type_id
-        resp, body = self.get(url)
-        self.expected_success(202, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def disassociate_all_qos(self, qos_id):
-        """Disassociate the specified QoS with all associations."""
-        url = "qos-specs/%s/disassociate_all" % qos_id
-        resp, body = self.get(url)
-        self.expected_success(202, resp.status)
-        return rest_client.ResponseBody(resp, body)
+QosSpecsClient = moves.moved_class(
+    qos_client.QosSpecsClient, 'QosSpecsClient',
+    __name__, version="Rocky", removal_version='?')
diff --git a/tempest/lib/services/volume/v2/quota_classes_client.py b/tempest/lib/services/volume/v2/quota_classes_client.py
index eeeb268..24aab89 100644
--- a/tempest/lib/services/volume/v2/quota_classes_client.py
+++ b/tempest/lib/services/volume/v2/quota_classes_client.py
@@ -12,38 +12,11 @@
 #    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 debtcollector import moves
 
-from oslo_serialization import jsonutils as json
-
-from tempest.lib.common import rest_client
+from tempest.lib.services.volume.v3 import quota_classes_client
 
 
-class QuotaClassesClient(rest_client.RestClient):
-    """Volume quota class client."""
-
-    def show_quota_class_set(self, quota_class_id):
-        """List quotas for a quota class.
-
-        For a full list of available parameters, please refer to the official
-        API reference:
-        https://developer.openstack.org/api-ref/block-storage/v2/index.html#show-quota-classes
-        """
-        url = 'os-quota-class-sets/%s' % quota_class_id
-        resp, body = self.get(url)
-        self.expected_success(200, resp.status)
-        body = json.loads(body)
-        return rest_client.ResponseBody(resp, body)
-
-    def update_quota_class_set(self, quota_class_id, **kwargs):
-        """Update quotas for a quota class.
-
-        For a full list of available parameters, please refer to the official
-        API reference:
-        https://developer.openstack.org/api-ref/block-storage/v2/index.html#update-quota-classes
-        """
-        url = 'os-quota-class-sets/%s' % quota_class_id
-        put_body = json.dumps({'quota_class_set': kwargs})
-        resp, body = self.put(url, put_body)
-        self.expected_success(200, resp.status)
-        body = json.loads(body)
-        return rest_client.ResponseBody(resp, body)
+QuotaClassesClient = moves.moved_class(
+    quota_classes_client.QuotaClassesClient, 'QuotaClassesClient',
+    __name__, version="Rocky", removal_version='?')
diff --git a/tempest/lib/services/volume/v2/quotas_client.py b/tempest/lib/services/volume/v2/quotas_client.py
index 8906294..6f9f61c 100644
--- a/tempest/lib/services/volume/v2/quotas_client.py
+++ b/tempest/lib/services/volume/v2/quotas_client.py
@@ -12,52 +12,11 @@
 #    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 debtcollector import moves
 
-from oslo_serialization import jsonutils
-from six.moves.urllib import parse as urllib
-
-from tempest.lib.common import rest_client
+from tempest.lib.services.volume.v3 import quotas_client
 
 
-class QuotasClient(rest_client.RestClient):
-    """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."""
-
-        url = 'os-quota-sets/%s/defaults' % tenant_id
-        resp, body = self.get(url)
-        self.expected_success(200, resp.status)
-        body = jsonutils.loads(body)
-        return rest_client.ResponseBody(resp, body)
-
-    def show_quota_set(self, tenant_id, params=None):
-        """List the quota set for a tenant."""
-
-        url = 'os-quota-sets/%s' % tenant_id
-        if params:
-            url += '?%s' % urllib.urlencode(params)
-
-        resp, body = self.get(url)
-        self.expected_success(200, resp.status)
-        body = jsonutils.loads(body)
-        return rest_client.ResponseBody(resp, body)
-
-    def update_quota_set(self, tenant_id, **kwargs):
-        """Updates quota set
-
-        For a full list of available parameters, please refer to the official
-        API reference:
-        https://developer.openstack.org/api-ref/block-storage/v2/index.html#update-quotas
-        """
-        put_body = jsonutils.dumps({'quota_set': kwargs})
-        resp, body = self.put('os-quota-sets/%s' % tenant_id, put_body)
-        self.expected_success(200, resp.status)
-        body = jsonutils.loads(body)
-        return rest_client.ResponseBody(resp, body)
-
-    def delete_quota_set(self, tenant_id):
-        """Delete the tenant's quota set."""
-        resp, body = self.delete('os-quota-sets/%s' % tenant_id)
-        self.expected_success(200, resp.status)
-        return rest_client.ResponseBody(resp, body)
+QuotasClient = moves.moved_class(
+    quotas_client.QuotasClient, 'QuotasClient',
+    __name__, version="Rocky", removal_version='?')
diff --git a/tempest/lib/services/volume/v2/scheduler_stats_client.py b/tempest/lib/services/volume/v2/scheduler_stats_client.py
index bd5fa6d..a5adb34 100644
--- a/tempest/lib/services/volume/v2/scheduler_stats_client.py
+++ b/tempest/lib/services/volume/v2/scheduler_stats_client.py
@@ -12,25 +12,11 @@
 #    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 debtcollector import moves
 
-from oslo_serialization import jsonutils as json
-
-from tempest.lib.common import rest_client
+from tempest.lib.services.volume.v3 import scheduler_stats_client
 
 
-class SchedulerStatsClient(rest_client.RestClient):
-
-    def list_pools(self, detail=False):
-        """List all the volumes pools (hosts).
-
-        For a full list of available parameters, please refer to the official
-        API reference:
-        https://developer.openstack.org/api-ref/block-storage/v2/index.html#list-back-end-storage-pools
-        """
-        url = 'scheduler-stats/get_pools'
-        if detail:
-            url += '?detail=True'
-        resp, body = self.get(url)
-        body = json.loads(body)
-        self.expected_success(200, resp.status)
-        return rest_client.ResponseBody(resp, body)
+SchedulerStatsClient = moves.moved_class(
+    scheduler_stats_client.SchedulerStatsClient, 'SchedulerStatsClient',
+    __name__, version="Rocky", removal_version='?')
diff --git a/tempest/lib/services/volume/v2/services_client.py b/tempest/lib/services/volume/v2/services_client.py
index 09036a4..a4491d3 100644
--- a/tempest/lib/services/volume/v2/services_client.py
+++ b/tempest/lib/services/volume/v2/services_client.py
@@ -12,22 +12,11 @@
 #    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 debtcollector import moves
 
-from oslo_serialization import jsonutils as json
-from six.moves.urllib import parse as urllib
-
-from tempest.lib.common import rest_client
+from tempest.lib.services.volume.v3 import services_client
 
 
-class ServicesClient(rest_client.RestClient):
-    """Client class to send CRUD Volume API requests"""
-
-    def list_services(self, **params):
-        url = 'os-services'
-        if params:
-            url += '?%s' % urllib.urlencode(params)
-
-        resp, body = self.get(url)
-        body = json.loads(body)
-        self.expected_success(200, resp.status)
-        return rest_client.ResponseBody(resp, body)
+ServicesClient = moves.moved_class(
+    services_client.ServicesClient, 'ServicesClient',
+    __name__, version="Rocky", removal_version='?')
diff --git a/tempest/lib/services/volume/v2/snapshot_manage_client.py b/tempest/lib/services/volume/v2/snapshot_manage_client.py
index 43fd328..132209f 100644
--- a/tempest/lib/services/volume/v2/snapshot_manage_client.py
+++ b/tempest/lib/services/volume/v2/snapshot_manage_client.py
@@ -12,20 +12,11 @@
 #    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 debtcollector import moves
 
-from oslo_serialization import jsonutils as json
-
-from tempest.lib.common import rest_client
+from tempest.lib.services.volume.v3 import snapshot_manage_client
 
 
-class SnapshotManageClient(rest_client.RestClient):
-    """Snapshot manage client."""
-
-    def manage_snapshot(self, **kwargs):
-        """Manage a snapshot."""
-        post_body = json.dumps({'snapshot': kwargs})
-        url = 'os-snapshot-manage'
-        resp, body = self.post(url, post_body)
-        self.expected_success(202, resp.status)
-        body = json.loads(body)
-        return rest_client.ResponseBody(resp, body)
+SnapshotManageClient = moves.moved_class(
+    snapshot_manage_client.SnapshotManageClient, 'SnapshotManageClient',
+    __name__, version="Rocky", removal_version='?')
diff --git a/tempest/lib/services/volume/v2/snapshots_client.py b/tempest/lib/services/volume/v2/snapshots_client.py
index 1f05180..3a72cc1 100644
--- a/tempest/lib/services/volume/v2/snapshots_client.py
+++ b/tempest/lib/services/volume/v2/snapshots_client.py
@@ -9,199 +9,11 @@
 #    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 debtcollector import moves
 
-from oslo_serialization import jsonutils as json
-from six.moves.urllib import parse as urllib
-
-from tempest.lib.common import rest_client
-from tempest.lib import exceptions as lib_exc
+from tempest.lib.services.volume.v3 import snapshots_client
 
 
-class SnapshotsClient(rest_client.RestClient):
-    """Client class to send CRUD Volume API requests."""
-    create_resp = 202
-
-    def list_snapshots(self, detail=False, **params):
-        """List all the snapshot.
-
-        For a full list of available parameters, please refer to the official
-        API reference:
-        http://developer.openstack.org/api-ref/block-storage/v2/#list-snapshots-with-details
-        http://developer.openstack.org/api-ref/block-storage/v2/#list-snapshots
-        """
-        url = 'snapshots'
-        if detail:
-            url += '/detail'
-        if params:
-            url += '?%s' % urllib.urlencode(params)
-
-        resp, body = self.get(url)
-        body = json.loads(body)
-        self.expected_success(200, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def show_snapshot(self, snapshot_id):
-        """Returns the details of a single snapshot.
-
-        For a full list of available parameters, please refer to the official
-        API reference:
-        http://developer.openstack.org/api-ref/block-storage/v2/#show-snapshot-details
-        """
-        url = "snapshots/%s" % snapshot_id
-        resp, body = self.get(url)
-        body = json.loads(body)
-        self.expected_success(200, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def create_snapshot(self, **kwargs):
-        """Creates a new snapshot.
-
-        For a full list of available parameters, please refer to the official
-        API reference:
-        http://developer.openstack.org/api-ref/block-storage/v2/#create-snapshot
-        """
-        post_body = json.dumps({'snapshot': kwargs})
-        resp, body = self.post('snapshots', post_body)
-        body = json.loads(body)
-        self.expected_success(self.create_resp, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def update_snapshot(self, snapshot_id, **kwargs):
-        """Updates a snapshot.
-
-        For a full list of available parameters, please refer to the official
-        API reference:
-        http://developer.openstack.org/api-ref/block-storage/v2/#update-snapshot
-        """
-        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.
-
-        For a full list of available parameters, please refer to the official
-        API reference:
-        http://developer.openstack.org/api-ref/block-storage/v2/#delete-snapshot
-        """
-        resp, body = self.delete("snapshots/%s" % snapshot_id)
-        self.expected_success(202, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def is_resource_deleted(self, id):
-        try:
-            self.show_snapshot(id)
-        except lib_exc.NotFound:
-            return True
-        return False
-
-    @property
-    def resource_type(self):
-        """Returns the primary type of resource this client works with."""
-        return 'volume-snapshot'
-
-    def reset_snapshot_status(self, snapshot_id, status):
-        """Reset the specified snapshot's status."""
-        post_body = json.dumps({'os-reset_status': {"status": status}})
-        resp, body = self.post('snapshots/%s/action' % snapshot_id, post_body)
-        self.expected_success(202, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def update_snapshot_status(self, snapshot_id, **kwargs):
-        """Update the specified snapshot's status."""
-        # TODO(gmann): api-site doesn't contain doc ref
-        # for this API. After fixing the api-site, we need to
-        # add the link here.
-        # Bug https://bugs.launchpad.net/openstack-api-site/+bug/1532645
-
-        post_body = json.dumps({'os-update_snapshot_status': kwargs})
-        url = 'snapshots/%s/action' % snapshot_id
-        resp, body = self.post(url, post_body)
-        self.expected_success(202, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def create_snapshot_metadata(self, snapshot_id, metadata):
-        """Create metadata for the snapshot.
-
-        For a full list of available parameters, please refer to the official
-        API reference:
-        http://developer.openstack.org/api-ref/block-storage/v2/#create-snapshot-metadata
-        """
-        put_body = json.dumps({'metadata': metadata})
-        url = "snapshots/%s/metadata" % snapshot_id
-        resp, body = self.post(url, 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.
-
-        For a full list of available parameters, please refer to the official
-        API reference:
-        http://developer.openstack.org/api-ref/block-storage/v2/#show-snapshot-metadata
-        """
-        url = "snapshots/%s/metadata" % snapshot_id
-        resp, body = self.get(url)
-        body = json.loads(body)
-        self.expected_success(200, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def update_snapshot_metadata(self, snapshot_id, **kwargs):
-        """Update metadata for the snapshot.
-
-        For a full list of available parameters, please refer to the official
-        API reference:
-        http://developer.openstack.org/api-ref/block-storage/v2/#update-snapshot-metadata
-        """
-        put_body = json.dumps(kwargs)
-        url = "snapshots/%s/metadata" % snapshot_id
-        resp, body = self.put(url, put_body)
-        body = json.loads(body)
-        self.expected_success(200, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def show_snapshot_metadata_item(self, snapshot_id, id):
-        """Show metadata item for the snapshot."""
-        url = "snapshots/%s/metadata/%s" % (snapshot_id, id)
-        resp, body = self.get(url)
-        body = json.loads(body)
-        self.expected_success(200, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def update_snapshot_metadata_item(self, snapshot_id, id, **kwargs):
-        """Update metadata item for the snapshot."""
-        # TODO(piyush): Current api-site doesn't contain this API description.
-        # After fixing the api-site, we need to fix here also for putting the
-        # link to api-site.
-        # LP: https://bugs.launchpad.net/openstack-api-site/+bug/1529064
-        put_body = json.dumps(kwargs)
-        url = "snapshots/%s/metadata/%s" % (snapshot_id, id)
-        resp, body = self.put(url, put_body)
-        body = json.loads(body)
-        self.expected_success(200, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def delete_snapshot_metadata_item(self, snapshot_id, id):
-        """Delete metadata item for the snapshot."""
-        url = "snapshots/%s/metadata/%s" % (snapshot_id, id)
-        resp, body = self.delete(url)
-        self.expected_success(200, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def force_delete_snapshot(self, snapshot_id):
-        """Force Delete Snapshot."""
-        post_body = json.dumps({'os-force_delete': {}})
-        resp, body = self.post('snapshots/%s/action' % snapshot_id, post_body)
-        self.expected_success(202, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def unmanage_snapshot(self, snapshot_id):
-        """Unmanage a snapshot."""
-        post_body = json.dumps({'os-unmanage': {}})
-        url = 'snapshots/%s/action' % (snapshot_id)
-        resp, body = self.post(url, post_body)
-        self.expected_success(202, resp.status)
-        return rest_client.ResponseBody(resp, body)
+SnapshotsClient = moves.moved_class(
+    snapshots_client.SnapshotsClient, 'SnapshotsClient',
+    __name__, version="Rocky", removal_version='?')
diff --git a/tempest/lib/services/volume/v2/transfers_client.py b/tempest/lib/services/volume/v2/transfers_client.py
index 291aadf..701d0ae 100644
--- a/tempest/lib/services/volume/v2/transfers_client.py
+++ b/tempest/lib/services/volume/v2/transfers_client.py
@@ -12,71 +12,11 @@
 #    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 debtcollector import moves
 
-from oslo_serialization import jsonutils as json
-from six.moves.urllib import parse as urllib
-
-from tempest.lib.common import rest_client
+from tempest.lib.services.volume.v3 import transfers_client
 
 
-class TransfersClient(rest_client.RestClient):
-    """Client class to send CRUD Volume Transfer API requests"""
-
-    def create_volume_transfer(self, **kwargs):
-        """Create a volume transfer.
-
-        For a full list of available parameters, please refer to the official
-        API reference:
-        https://developer.openstack.org/api-ref/block-storage/v2/#create-volume-transfer
-        """
-        post_body = json.dumps({'transfer': kwargs})
-        resp, body = self.post('os-volume-transfer', post_body)
-        body = json.loads(body)
-        self.expected_success(202, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def show_volume_transfer(self, transfer_id):
-        """Returns the details of a volume transfer."""
-        url = "os-volume-transfer/%s" % transfer_id
-        resp, body = self.get(url)
-        body = json.loads(body)
-        self.expected_success(200, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def list_volume_transfers(self, detail=False, **params):
-        """List all the volume transfers created.
-
-        For a full list of available parameters, please refer to the official
-        API reference:
-        https://developer.openstack.org/api-ref/block-storage/v2/#list-volume-transfers
-        https://developer.openstack.org/api-ref/block-storage/v2/#list-volume-transfers-with-details
-        """
-        url = 'os-volume-transfer'
-        if detail:
-            url += '/detail'
-        if params:
-            url += '?%s' % urllib.urlencode(params)
-        resp, body = self.get(url)
-        body = json.loads(body)
-        self.expected_success(200, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def delete_volume_transfer(self, transfer_id):
-        """Delete a volume transfer."""
-        resp, body = self.delete("os-volume-transfer/%s" % transfer_id)
-        self.expected_success(202, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def accept_volume_transfer(self, transfer_id, **kwargs):
-        """Accept a volume transfer.
-
-        For a full list of available parameters, please refer to the official
-        API reference:
-        https://developer.openstack.org/api-ref/block-storage/v2/#accept-volume-transfer
-        """
-        url = 'os-volume-transfer/%s/accept' % transfer_id
-        post_body = json.dumps({'accept': kwargs})
-        resp, body = self.post(url, post_body)
-        body = json.loads(body)
-        self.expected_success(202, resp.status)
-        return rest_client.ResponseBody(resp, body)
+TransfersClient = moves.moved_class(
+    transfers_client.TransfersClient, 'TransfersClient',
+    __name__, version="Rocky", removal_version='?')
diff --git a/tempest/lib/services/volume/v2/types_client.py b/tempest/lib/services/volume/v2/types_client.py
index ef5e434..8457f91 100644
--- a/tempest/lib/services/volume/v2/types_client.py
+++ b/tempest/lib/services/volume/v2/types_client.py
@@ -12,193 +12,11 @@
 #    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 debtcollector import moves
 
-from oslo_serialization import jsonutils as json
-from six.moves.urllib import parse as urllib
-
-from tempest.lib.common import rest_client
-from tempest.lib import exceptions as lib_exc
+from tempest.lib.services.volume.v3 import types_client
 
 
-class TypesClient(rest_client.RestClient):
-    """Client class to send CRUD Volume API requests"""
-
-    def is_resource_deleted(self, id):
-        try:
-            self.show_volume_type(id)
-        except lib_exc.NotFound:
-            return True
-        return False
-
-    @property
-    def resource_type(self):
-        """Returns the primary type of resource this client works with."""
-        return 'volume-type'
-
-    def list_volume_types(self, **params):
-        """List all the volume_types created.
-
-        For a full list of available parameters, please refer to the official
-        API reference:
-        https://developer.openstack.org/api-ref/block-storage/v2/#list-all-volume-types-for-v2
-        """
-        url = 'types'
-        if params:
-            url += '?%s' % urllib.urlencode(params)
-
-        resp, body = self.get(url)
-        body = json.loads(body)
-        self.expected_success(200, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def show_volume_type(self, volume_type_id):
-        """Returns the details of a single volume_type.
-
-        For a full list of available parameters, please refer to the official
-        API reference:
-        https://developer.openstack.org/api-ref/block-storage/v2/#show-volume-type-details-for-v2
-        """
-        url = "types/%s" % volume_type_id
-        resp, body = self.get(url)
-        body = json.loads(body)
-        self.expected_success(200, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def create_volume_type(self, **kwargs):
-        """Create volume type.
-
-        For a full list of available parameters, please refer to the official
-        API reference:
-        https://developer.openstack.org/api-ref/block-storage/v2/#create-volume-type-for-v2
-        """
-        post_body = json.dumps({'volume_type': kwargs})
-        resp, body = self.post('types', post_body)
-        body = json.loads(body)
-        self.expected_success(200, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def delete_volume_type(self, volume_type_id):
-        """Deletes the Specified Volume_type.
-
-        For a full list of available parameters, please refer to the official
-        API reference:
-        http://developer.openstack.org/api-ref/block-storage/v2/#delete-volume-type
-        """
-        resp, body = self.delete("types/%s" % volume_type_id)
-        self.expected_success(202, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def list_volume_types_extra_specs(self, volume_type_id, **params):
-        """List all the volume_types extra specs created.
-
-        TODO: Current api-site doesn't contain this API description.
-        After fixing the api-site, we need to fix here also for putting
-        the link to api-site.
-        """
-        url = 'types/%s/extra_specs' % volume_type_id
-        if params:
-            url += '?%s' % urllib.urlencode(params)
-
-        resp, body = self.get(url)
-        body = json.loads(body)
-        self.expected_success(200, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def show_volume_type_extra_specs(self, volume_type_id, extra_specs_name):
-        """Returns the details of a single volume_type extra spec."""
-        url = "types/%s/extra_specs/%s" % (volume_type_id, extra_specs_name)
-        resp, body = self.get(url)
-        body = json.loads(body)
-        self.expected_success(200, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def create_volume_type_extra_specs(self, volume_type_id, extra_specs):
-        """Creates a new Volume_type extra spec.
-
-        volume_type_id: Id of volume_type.
-        extra_specs: A dictionary of values to be used as extra_specs.
-        """
-        url = "types/%s/extra_specs" % volume_type_id
-        post_body = json.dumps({'extra_specs': extra_specs})
-        resp, body = self.post(url, post_body)
-        body = json.loads(body)
-        self.expected_success(200, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def delete_volume_type_extra_specs(self, volume_type_id, extra_spec_name):
-        """Deletes the Specified Volume_type extra spec."""
-        resp, body = self.delete("types/%s/extra_specs/%s" % (
-            volume_type_id, extra_spec_name))
-        self.expected_success(202, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def update_volume_type(self, volume_type_id, **kwargs):
-        """Updates volume type name, description, and/or is_public.
-
-        For a full list of available parameters, please refer to the official
-        API reference:
-        http://developer.openstack.org/api-ref/block-storage/v2/#update-volume-type
-        """
-        put_body = json.dumps({'volume_type': kwargs})
-        resp, body = self.put('types/%s' % volume_type_id, put_body)
-        body = json.loads(body)
-        self.expected_success(200, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def update_volume_type_extra_specs(self, volume_type_id, extra_spec_name,
-                                       extra_specs):
-        """Update a volume_type extra spec.
-
-        volume_type_id: Id of volume_type.
-        extra_spec_name: Name of the extra spec to be updated.
-        extra_spec: A dictionary of with key as extra_spec_name and the
-                     updated value.
-        For a full list of available parameters, please refer to the official
-        API reference:
-        http://developer.openstack.org/api-ref/block-storage/v2/#update-extra-specs-for-a-volume-type
-        """
-        url = "types/%s/extra_specs/%s" % (volume_type_id, extra_spec_name)
-        put_body = json.dumps(extra_specs)
-        resp, body = self.put(url, put_body)
-        body = json.loads(body)
-        self.expected_success(200, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def add_type_access(self, volume_type_id, **kwargs):
-        """Adds volume type access for the given project.
-
-        For a full list of available parameters, please refer to the official
-        API reference:
-        http://developer.openstack.org/api-ref/block-storage/v2/#add-private-volume-type-access
-        """
-        post_body = json.dumps({'addProjectAccess': kwargs})
-        url = 'types/%s/action' % volume_type_id
-        resp, body = self.post(url, post_body)
-        self.expected_success(202, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def remove_type_access(self, volume_type_id, **kwargs):
-        """Removes volume type access for the given project.
-
-        For a full list of available parameters, please refer to the official
-        API reference:
-        http://developer.openstack.org/api-ref/block-storage/v2/#remove-private-volume-type-access
-        """
-        post_body = json.dumps({'removeProjectAccess': kwargs})
-        url = 'types/%s/action' % volume_type_id
-        resp, body = self.post(url, post_body)
-        self.expected_success(202, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def list_type_access(self, volume_type_id):
-        """Print access information about the given volume type.
-
-        For a full list of available parameters, please refer to the official
-        API reference:
-        http://developer.openstack.org/api-ref/block-storage/v2/#list-private-volume-type-access-details
-        """
-        url = 'types/%s/os-volume-type-access' % volume_type_id
-        resp, body = self.get(url)
-        body = json.loads(body)
-        self.expected_success(200, resp.status)
-        return rest_client.ResponseBody(resp, body)
+TypesClient = moves.moved_class(
+    types_client.TypesClient, 'TypesClient',
+    __name__, version="Rocky", removal_version='?')
diff --git a/tempest/lib/services/volume/v2/volume_manage_client.py b/tempest/lib/services/volume/v2/volume_manage_client.py
index ddae127..0669326 100644
--- a/tempest/lib/services/volume/v2/volume_manage_client.py
+++ b/tempest/lib/services/volume/v2/volume_manage_client.py
@@ -12,24 +12,11 @@
 #    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 debtcollector import moves
 
-from oslo_serialization import jsonutils as json
-
-from tempest.lib.common import rest_client
+from tempest.lib.services.volume.v3 import volume_manage_client
 
 
-class VolumeManageClient(rest_client.RestClient):
-    """Volume manage client."""
-
-    def manage_volume(self, **kwargs):
-        """Manage existing volume.
-
-        For a full list of available parameters, please refer to the official
-        API reference:
-        https://developer.openstack.org/api-ref/block-storage/v2/#manage-existing-volume
-        """
-        post_body = json.dumps({'volume': kwargs})
-        resp, body = self.post('os-volume-manage', post_body)
-        self.expected_success(202, resp.status)
-        body = json.loads(body)
-        return rest_client.ResponseBody(resp, body)
+VolumeManageClient = moves.moved_class(
+    volume_manage_client.VolumeManageClient, 'VolumeManageClient',
+    __name__, version="Rocky", removal_version='?')
diff --git a/tempest/lib/services/volume/v2/volumes_client.py b/tempest/lib/services/volume/v2/volumes_client.py
index dd019f6..f5f9e6e 100644
--- a/tempest/lib/services/volume/v2/volumes_client.py
+++ b/tempest/lib/services/volume/v2/volumes_client.py
@@ -12,340 +12,11 @@
 #    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 debtcollector import moves
 
-from oslo_serialization import jsonutils as json
-import six
-from six.moves.urllib import parse as urllib
-
-from tempest.lib.common import rest_client
-from tempest.lib import exceptions as lib_exc
-from tempest.lib.services.volume import base_client
+from tempest.lib.services.volume.v3 import volumes_client
 
 
-class VolumesClient(base_client.BaseClient):
-    """Client class to send CRUD Volume API requests"""
-
-    def _prepare_params(self, params):
-        """Prepares params for use in get or _ext_get methods.
-
-        If params is a string it will be left as it is, but if it's not it will
-        be urlencoded.
-        """
-        if isinstance(params, six.string_types):
-            return params
-        return urllib.urlencode(params)
-
-    def list_volumes(self, detail=False, params=None):
-        """List all the volumes created.
-
-        Params can be a string (must be urlencoded) or a dictionary.
-        For a full list of available parameters, please refer to the official
-        API reference:
-        http://developer.openstack.org/api-ref/block-storage/v2/#list-volumes-with-details
-        http://developer.openstack.org/api-ref/block-storage/v2/#list-volumes
-        """
-        url = 'volumes'
-        if detail:
-            url += '/detail'
-        if params:
-            url += '?%s' % self._prepare_params(params)
-
-        resp, body = self.get(url)
-        body = json.loads(body)
-        self.expected_success(200, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def show_volume(self, volume_id):
-        """Returns the details of a single volume."""
-        url = "volumes/%s" % volume_id
-        resp, body = self.get(url)
-        body = json.loads(body)
-        self.expected_success(200, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def create_volume(self, **kwargs):
-        """Creates a new Volume.
-
-        For a full list of available parameters, please refer to the official
-        API reference:
-        http://developer.openstack.org/api-ref/block-storage/v2/#create-volume
-        """
-        post_body = json.dumps({'volume': kwargs})
-        resp, body = self.post('volumes', post_body)
-        body = json.loads(body)
-        self.expected_success(202, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def update_volume(self, volume_id, **kwargs):
-        """Updates the Specified Volume.
-
-        For a full list of available parameters, please refer to the official
-        API reference:
-        http://developer.openstack.org/api-ref/block-storage/v2/#update-volume
-        """
-        put_body = json.dumps({'volume': kwargs})
-        resp, body = self.put('volumes/%s' % volume_id, put_body)
-        body = json.loads(body)
-        self.expected_success(200, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def delete_volume(self, volume_id, **params):
-        """Deletes the Specified Volume.
-
-        For a full list of available parameters, please refer to the official
-        API reference:
-        https://developer.openstack.org/api-ref/block-storage/v2/#delete-volume
-        """
-        url = 'volumes/%s' % volume_id
-        if params:
-            url += '?%s' % urllib.urlencode(params)
-        resp, body = self.delete(url)
-        self.expected_success(202, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def upload_volume(self, volume_id, **kwargs):
-        """Uploads a volume in Glance."""
-        post_body = json.dumps({'os-volume_upload_image': kwargs})
-        url = 'volumes/%s/action' % (volume_id)
-        resp, body = self.post(url, post_body)
-        body = json.loads(body)
-        self.expected_success(202, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def attach_volume(self, volume_id, **kwargs):
-        """Attaches a volume to a given instance on a given mountpoint.
-
-        For a full list of available parameters, please refer to the official
-        API reference:
-        http://developer.openstack.org/api-ref/block-storage/v2/#attach-volume-to-server
-        """
-        post_body = json.dumps({'os-attach': kwargs})
-        url = 'volumes/%s/action' % (volume_id)
-        resp, body = self.post(url, post_body)
-        self.expected_success(202, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def set_bootable_volume(self, volume_id, **kwargs):
-        """Set a bootable flag for a volume - true or false.
-
-        For a full list of available parameters, please refer to the official
-        API reference:
-        http://developer.openstack.org/api-ref/block-storage/v2/#update-volume-bootable-status
-        """
-        post_body = json.dumps({'os-set_bootable': kwargs})
-        url = 'volumes/%s/action' % (volume_id)
-        resp, body = self.post(url, post_body)
-        self.expected_success(200, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def detach_volume(self, volume_id):
-        """Detaches a volume from an instance."""
-        post_body = json.dumps({'os-detach': {}})
-        url = 'volumes/%s/action' % (volume_id)
-        resp, body = self.post(url, post_body)
-        self.expected_success(202, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def reserve_volume(self, volume_id):
-        """Reserves a volume."""
-        post_body = json.dumps({'os-reserve': {}})
-        url = 'volumes/%s/action' % (volume_id)
-        resp, body = self.post(url, post_body)
-        self.expected_success(202, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def unreserve_volume(self, volume_id):
-        """Restore a reserved volume ."""
-        post_body = json.dumps({'os-unreserve': {}})
-        url = 'volumes/%s/action' % (volume_id)
-        resp, body = self.post(url, post_body)
-        self.expected_success(202, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def is_resource_deleted(self, id):
-        """Check the specified resource is deleted or not.
-
-        :param id: A checked resource id
-        :raises lib_exc.DeleteErrorException: If the specified resource is on
-        the status the delete was failed.
-        """
-        try:
-            volume = self.show_volume(id)
-        except lib_exc.NotFound:
-            return True
-        if volume["volume"]["status"] == "error_deleting":
-            raise lib_exc.DeleteErrorException(resource_id=id)
-        return False
-
-    @property
-    def resource_type(self):
-        """Returns the primary type of resource this client works with."""
-        return 'volume'
-
-    def extend_volume(self, volume_id, **kwargs):
-        """Extend a volume.
-
-        For a full list of available parameters, please refer to the official
-        API reference:
-        http://developer.openstack.org/api-ref/block-storage/v2/#extend-volume-size
-        """
-        post_body = json.dumps({'os-extend': kwargs})
-        url = 'volumes/%s/action' % (volume_id)
-        resp, body = self.post(url, post_body)
-        self.expected_success(202, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def reset_volume_status(self, volume_id, **kwargs):
-        """Reset the Specified Volume's Status.
-
-        For a full list of available parameters, please refer to the official
-        API reference:
-        http://developer.openstack.org/api-ref/block-storage/v2/#reset-volume-statuses
-        """
-        post_body = json.dumps({'os-reset_status': kwargs})
-        resp, body = self.post('volumes/%s/action' % volume_id, post_body)
-        self.expected_success(202, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def update_volume_readonly(self, volume_id, **kwargs):
-        """Update the Specified Volume readonly."""
-        post_body = json.dumps({'os-update_readonly_flag': kwargs})
-        url = 'volumes/%s/action' % (volume_id)
-        resp, body = self.post(url, post_body)
-        self.expected_success(202, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def force_delete_volume(self, volume_id):
-        """Force Delete Volume."""
-        post_body = json.dumps({'os-force_delete': {}})
-        resp, body = self.post('volumes/%s/action' % volume_id, post_body)
-        self.expected_success(202, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def create_volume_metadata(self, volume_id, metadata):
-        """Create metadata for the volume.
-
-        For a full list of available parameters, please refer to the official
-        API reference:
-        http://developer.openstack.org/api-ref/block-storage/v2/#create-volume-metadata
-        """
-        put_body = json.dumps({'metadata': metadata})
-        url = "volumes/%s/metadata" % volume_id
-        resp, body = self.post(url, put_body)
-        body = json.loads(body)
-        self.expected_success(200, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def show_volume_metadata(self, volume_id):
-        """Get metadata of the volume."""
-        url = "volumes/%s/metadata" % volume_id
-        resp, body = self.get(url)
-        body = json.loads(body)
-        self.expected_success(200, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def update_volume_metadata(self, volume_id, metadata):
-        """Update metadata for the volume.
-
-        For a full list of available parameters, please refer to the official
-        API reference:
-        http://developer.openstack.org/api-ref/block-storage/v2/#update-volume-metadata
-        """
-        put_body = json.dumps({'metadata': metadata})
-        url = "volumes/%s/metadata" % volume_id
-        resp, body = self.put(url, put_body)
-        body = json.loads(body)
-        self.expected_success(200, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def show_volume_metadata_item(self, volume_id, id):
-        """Show metadata item for the volume."""
-        url = "volumes/%s/metadata/%s" % (volume_id, id)
-        resp, body = self.get(url)
-        body = json.loads(body)
-        self.expected_success(200, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def update_volume_metadata_item(self, volume_id, id, meta_item):
-        """Update metadata item for the volume."""
-        put_body = json.dumps({'meta': meta_item})
-        url = "volumes/%s/metadata/%s" % (volume_id, id)
-        resp, body = self.put(url, put_body)
-        body = json.loads(body)
-        self.expected_success(200, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def delete_volume_metadata_item(self, volume_id, id):
-        """Delete metadata item for the volume."""
-        url = "volumes/%s/metadata/%s" % (volume_id, id)
-        resp, body = self.delete(url)
-        self.expected_success(200, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def retype_volume(self, volume_id, **kwargs):
-        """Updates volume with new volume type.
-
-        For a full list of available parameters, please refer to the official
-        API reference:
-        https://developer.openstack.org/api-ref/block-storage/v2/#retype-volume
-        """
-        post_body = json.dumps({'os-retype': kwargs})
-        resp, body = self.post('volumes/%s/action' % volume_id, post_body)
-        self.expected_success(202, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def force_detach_volume(self, volume_id, **kwargs):
-        """Force detach a volume.
-
-        For a full list of available parameters, please refer to the official
-        API reference:
-        https://developer.openstack.org/api-ref/block-storage/v2/#force-detach-volume
-        """
-        post_body = json.dumps({'os-force_detach': kwargs})
-        url = 'volumes/%s/action' % volume_id
-        resp, body = self.post(url, post_body)
-        self.expected_success(202, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def update_volume_image_metadata(self, volume_id, **kwargs):
-        """Update image metadata for the volume.
-
-        For a full list of available parameters, please refer to the official
-        API reference:
-        http://developer.openstack.org/api-ref/block-storage/v2/#set-image-metadata-for-volume
-        """
-        post_body = json.dumps({'os-set_image_metadata': {'metadata': kwargs}})
-        url = "volumes/%s/action" % (volume_id)
-        resp, body = self.post(url, post_body)
-        body = json.loads(body)
-        self.expected_success(200, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def delete_volume_image_metadata(self, volume_id, key_name):
-        """Delete image metadata item for the volume."""
-        post_body = json.dumps({'os-unset_image_metadata': {'key': key_name}})
-        url = "volumes/%s/action" % (volume_id)
-        resp, body = self.post(url, post_body)
-        self.expected_success(200, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def show_volume_image_metadata(self, volume_id):
-        """Show image metadata for the volume."""
-        post_body = json.dumps({'os-show_image_metadata': {}})
-        url = "volumes/%s/action" % volume_id
-        resp, body = self.post(url, post_body)
-        body = json.loads(body)
-        self.expected_success(200, resp.status)
-        return rest_client.ResponseBody(resp, body)
-
-    def unmanage_volume(self, volume_id):
-        """Unmanage volume.
-
-        For a full list of available parameters, please refer to the official
-        API reference:
-        https://developer.openstack.org/api-ref/block-storage/v2/#unmanage-volume
-        """
-        post_body = json.dumps({'os-unmanage': {}})
-        resp, body = self.post('volumes/%s/action' % volume_id, post_body)
-        self.expected_success(202, resp.status)
-        return rest_client.ResponseBody(resp, body)
+VolumesClient = moves.moved_class(
+    volumes_client.VolumesClient, 'VolumesClient',
+    __name__, version="Rocky", removal_version='?')
diff --git a/tempest/lib/services/volume/v3/__init__.py b/tempest/lib/services/volume/v3/__init__.py
index 2d85553..a1b7de3 100644
--- a/tempest/lib/services/volume/v3/__init__.py
+++ b/tempest/lib/services/volume/v3/__init__.py
@@ -11,19 +11,44 @@
 # 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.services.volume.v3.availability_zone_client \
+    import AvailabilityZoneClient
 from tempest.lib.services.volume.v3.backups_client import BackupsClient
 from tempest.lib.services.volume.v3.base_client import BaseClient
+from tempest.lib.services.volume.v3.capabilities_client import \
+    CapabilitiesClient
+from tempest.lib.services.volume.v3.encryption_types_client import \
+    EncryptionTypesClient
+from tempest.lib.services.volume.v3.extensions_client import ExtensionsClient
 from tempest.lib.services.volume.v3.group_snapshots_client import \
     GroupSnapshotsClient
 from tempest.lib.services.volume.v3.group_types_client import GroupTypesClient
 from tempest.lib.services.volume.v3.groups_client import GroupsClient
+from tempest.lib.services.volume.v3.hosts_client import HostsClient
+from tempest.lib.services.volume.v3.limits_client import LimitsClient
 from tempest.lib.services.volume.v3.messages_client import MessagesClient
+from tempest.lib.services.volume.v3.qos_client import QosSpecsClient
+from tempest.lib.services.volume.v3.quota_classes_client import \
+    QuotaClassesClient
+from tempest.lib.services.volume.v3.quotas_client import QuotasClient
+from tempest.lib.services.volume.v3.scheduler_stats_client import \
+    SchedulerStatsClient
+from tempest.lib.services.volume.v3.services_client import ServicesClient
+from tempest.lib.services.volume.v3.snapshot_manage_client import \
+    SnapshotManageClient
 from tempest.lib.services.volume.v3.snapshots_client import SnapshotsClient
+from tempest.lib.services.volume.v3.transfers_client import TransfersClient
+from tempest.lib.services.volume.v3.types_client import TypesClient
 from tempest.lib.services.volume.v3.versions_client import VersionsClient
+from tempest.lib.services.volume.v3.volume_manage_client import \
+    VolumeManageClient
 from tempest.lib.services.volume.v3.volumes_client import VolumesClient
 
-__all__ = ['BackupsClient', 'BaseClient', 'GroupsClient',
-           'GroupSnapshotsClient', 'GroupTypesClient',
-           'MessagesClient', 'SnapshotsClient', 'VersionsClient',
-           'VolumesClient']
+__all__ = ['AvailabilityZoneClient', 'BackupsClient', 'BaseClient',
+           'CapabilitiesClient', 'EncryptionTypesClient', 'ExtensionsClient',
+           'GroupSnapshotsClient', 'GroupTypesClient', 'GroupsClient',
+           'HostsClient', 'LimitsClient', 'MessagesClient', 'QosSpecsClient',
+           'QuotaClassesClient', 'QuotasClient', 'SchedulerStatsClient',
+           'ServicesClient', 'SnapshotManageClient', 'SnapshotsClient',
+           'TransfersClient', 'TypesClient', 'VersionsClient',
+           'VolumeManageClient', 'VolumesClient']
diff --git a/tempest/lib/services/volume/v3/availability_zone_client.py b/tempest/lib/services/volume/v3/availability_zone_client.py
new file mode 100644
index 0000000..147e4c6
--- /dev/null
+++ b/tempest/lib/services/volume/v3/availability_zone_client.py
@@ -0,0 +1,27 @@
+# Copyright 2014 IBM Corp.
+# All Rights Reserved.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+from oslo_serialization import jsonutils as json
+
+from tempest.lib.common import rest_client
+
+
+class AvailabilityZoneClient(rest_client.RestClient):
+
+    def list_availability_zones(self):
+        resp, body = self.get('os-availability-zone')
+        body = json.loads(body)
+        self.expected_success(200, resp.status)
+        return rest_client.ResponseBody(resp, body)
diff --git a/tempest/lib/services/volume/v3/backups_client.py b/tempest/lib/services/volume/v3/backups_client.py
index e742e39..10538b0 100644
--- a/tempest/lib/services/volume/v3/backups_client.py
+++ b/tempest/lib/services/volume/v3/backups_client.py
@@ -14,15 +14,30 @@
 #    under the License.
 
 from oslo_serialization import jsonutils as json
+from six.moves.urllib import parse as urllib
 
 from tempest.lib.common import rest_client
-from tempest.lib.services.volume.v2 import backups_client
+from tempest.lib import exceptions as lib_exc
+from tempest.lib.services.volume import base_client
 
 
-class BackupsClient(backups_client.BackupsClient):
+class BackupsClient(base_client.BaseClient):
     """Volume V3 Backups client"""
     api_version = "v3"
 
+    def create_backup(self, **kwargs):
+        """Creates a backup of volume.
+
+        For a full list of available parameters, please refer to the official
+        API reference:
+        https://developer.openstack.org/api-ref/block-storage/v3/index.html#create-a-backup
+        """
+        post_body = json.dumps({'backup': kwargs})
+        resp, body = self.post('backups', post_body)
+        body = json.loads(body)
+        self.expected_success(202, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
     def update_backup(self, backup_id, **kwargs):
         """Updates the specified volume backup.
 
@@ -35,3 +50,83 @@
         body = json.loads(body)
         self.expected_success(200, resp.status)
         return rest_client.ResponseBody(resp, body)
+
+    def restore_backup(self, backup_id, **kwargs):
+        """Restore volume from backup.
+
+        For a full list of available parameters, please refer to the official
+        API reference:
+        https://developer.openstack.org/api-ref/block-storage/v3/index.html#restore-a-backup
+        """
+        post_body = json.dumps({'restore': kwargs})
+        resp, body = self.post('backups/%s/restore' % (backup_id), post_body)
+        body = json.loads(body)
+        self.expected_success(202, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def delete_backup(self, backup_id):
+        """Delete a backup of volume."""
+        resp, body = self.delete('backups/%s' % backup_id)
+        self.expected_success(202, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def show_backup(self, backup_id):
+        """Returns the details of a single backup."""
+        url = "backups/%s" % backup_id
+        resp, body = self.get(url)
+        body = json.loads(body)
+        self.expected_success(200, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def list_backups(self, detail=False, **params):
+        """List all the tenant's backups.
+
+        For a full list of available parameters, please refer to the official
+        API reference:
+        https://developer.openstack.org/api-ref/block-storage/v3/index.html#list-backups-for-project
+        https://developer.openstack.org/api-ref/block-storage/v3/index.html#list-backups-with-detail
+        """
+        url = "backups"
+        if detail:
+            url += "/detail"
+        if params:
+            url += '?%s' % urllib.urlencode(params)
+        resp, body = self.get(url)
+        body = json.loads(body)
+        self.expected_success(200, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def export_backup(self, backup_id):
+        """Export backup metadata record."""
+        url = "backups/%s/export_record" % backup_id
+        resp, body = self.get(url)
+        body = json.loads(body)
+        self.expected_success(200, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def import_backup(self, **kwargs):
+        """Import backup metadata record."""
+        post_body = json.dumps({'backup-record': kwargs})
+        resp, body = self.post("backups/import_record", post_body)
+        body = json.loads(body)
+        self.expected_success(201, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def reset_backup_status(self, backup_id, status):
+        """Reset the specified backup's status."""
+        post_body = json.dumps({'os-reset_status': {"status": status}})
+        resp, body = self.post('backups/%s/action' % backup_id, post_body)
+        self.expected_success(202, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def is_resource_deleted(self, id):
+        try:
+            self.show_backup(id)
+        except lib_exc.NotFound:
+            return True
+        return False
+
+    @property
+    def resource_type(self):
+        """Returns the primary type of resource this client works with."""
+        return 'backup'
diff --git a/tempest/lib/services/volume/v3/capabilities_client.py b/tempest/lib/services/volume/v3/capabilities_client.py
new file mode 100644
index 0000000..7ebcd69
--- /dev/null
+++ b/tempest/lib/services/volume/v3/capabilities_client.py
@@ -0,0 +1,34 @@
+# Copyright 2016 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 oslo_serialization import jsonutils as json
+
+from tempest.lib.common import rest_client
+
+
+class CapabilitiesClient(rest_client.RestClient):
+
+    def show_backend_capabilities(self, host):
+        """Shows capabilities for a storage back end.
+
+        For a full list of available parameters, please refer to the official
+        API reference:
+        https://developer.openstack.org/api-ref/block-storage/v2/index.html#show-back-end-capabilities
+        """
+        url = 'capabilities/%s' % host
+        resp, body = self.get(url)
+        body = json.loads(body)
+        self.expected_success(200, resp.status)
+        return rest_client.ResponseBody(resp, body)
diff --git a/tempest/lib/services/volume/v3/encryption_types_client.py b/tempest/lib/services/volume/v3/encryption_types_client.py
new file mode 100644
index 0000000..7443a87
--- /dev/null
+++ b/tempest/lib/services/volume/v3/encryption_types_client.py
@@ -0,0 +1,90 @@
+# Copyright 2012 OpenStack Foundation
+# All Rights Reserved.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+from oslo_serialization import jsonutils as json
+
+from tempest.lib.common import rest_client
+from tempest.lib import exceptions as lib_exc
+
+
+class EncryptionTypesClient(rest_client.RestClient):
+
+    def is_resource_deleted(self, id):
+        try:
+            body = self.show_encryption_type(id)
+            if not body:
+                return True
+        except lib_exc.NotFound:
+            return True
+        return False
+
+    @property
+    def resource_type(self):
+        """Returns the primary type of resource this client works with."""
+        return 'encryption-type'
+
+    def show_encryption_type(self, volume_type_id):
+        """Get the volume encryption type for the specified volume type.
+
+        volume_type_id: Id of volume_type.
+        """
+        url = "/types/%s/encryption" % volume_type_id
+        resp, body = self.get(url)
+        body = json.loads(body)
+        self.expected_success(200, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def show_encryption_specs_item(self, volume_type_id, key):
+        """Get the encryption specs item for the specified volume type."""
+        url = "/types/%s/encryption/%s" % (volume_type_id, key)
+        resp, body = self.get(url)
+        body = json.loads(body)
+        self.expected_success(200, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def create_encryption_type(self, volume_type_id, **kwargs):
+        """Create encryption type.
+
+        For a full list of available parameters, please refer to the official
+        API reference:
+        https://developer.openstack.org/api-ref/block-storage/v3/index.html#create-an-encryption-type
+        """
+        url = "/types/%s/encryption" % volume_type_id
+        post_body = json.dumps({'encryption': kwargs})
+        resp, body = self.post(url, post_body)
+        body = json.loads(body)
+        self.expected_success(200, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def delete_encryption_type(self, volume_type_id):
+        """Delete the encryption type for the specified volume-type."""
+        resp, body = self.delete(
+            "/types/%s/encryption/provider" % volume_type_id)
+        self.expected_success(202, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def update_encryption_type(self, volume_type_id, **kwargs):
+        """Update an encryption type for an existing volume type.
+
+        For a full list of available parameters, please refer to the official
+        API reference:
+        https://developer.openstack.org/api-ref/block-storage/v3/index.html#update-an-encryption-type
+        """
+        url = "/types/%s/encryption/provider" % volume_type_id
+        put_body = json.dumps({'encryption': kwargs})
+        resp, body = self.put(url, put_body)
+        body = json.loads(body)
+        self.expected_success(200, resp.status)
+        return rest_client.ResponseBody(resp, body)
diff --git a/tempest/lib/services/volume/v3/extensions_client.py b/tempest/lib/services/volume/v3/extensions_client.py
new file mode 100644
index 0000000..45b7a56
--- /dev/null
+++ b/tempest/lib/services/volume/v3/extensions_client.py
@@ -0,0 +1,29 @@
+# Copyright 2014 IBM Corp.
+# All Rights Reserved.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+from oslo_serialization import jsonutils as json
+
+from tempest.lib.common import rest_client
+
+
+class ExtensionsClient(rest_client.RestClient):
+    """Volume extensions client."""
+
+    def list_extensions(self):
+        url = 'extensions'
+        resp, body = self.get(url)
+        body = json.loads(body)
+        self.expected_success(200, resp.status)
+        return rest_client.ResponseBody(resp, body)
diff --git a/tempest/lib/services/volume/v3/hosts_client.py b/tempest/lib/services/volume/v3/hosts_client.py
new file mode 100644
index 0000000..8b65805
--- /dev/null
+++ b/tempest/lib/services/volume/v3/hosts_client.py
@@ -0,0 +1,47 @@
+# Copyright 2014 OpenStack Foundation
+# All Rights Reserved.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+from oslo_serialization import jsonutils as json
+from six.moves.urllib import parse as urllib
+
+from tempest.lib.common import rest_client
+
+
+class HostsClient(rest_client.RestClient):
+    """Client class to send CRUD Volume API requests"""
+
+    def list_hosts(self, **params):
+        """Lists all hosts.
+
+        For a full list of available parameters, please refer to the official
+        API reference:
+        https://developer.openstack.org/api-ref/block-storage/v3/index.html#list-all-hosts-for-a-project
+        """
+        url = 'os-hosts'
+        if params:
+            url += '?%s' % urllib.urlencode(params)
+
+        resp, body = self.get(url)
+        body = json.loads(body)
+        self.expected_success(200, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def show_host(self, host_name):
+        """Show host details."""
+        url = 'os-hosts/%s' % host_name
+        resp, body = self.get(url)
+        self.expected_success(200, resp.status)
+        body = json.loads(body)
+        return rest_client.ResponseBody(resp, body)
diff --git a/tempest/lib/services/volume/v3/limits_client.py b/tempest/lib/services/volume/v3/limits_client.py
new file mode 100644
index 0000000..9500254
--- /dev/null
+++ b/tempest/lib/services/volume/v3/limits_client.py
@@ -0,0 +1,30 @@
+# Copyright 2016 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 oslo_serialization import jsonutils as json
+
+from tempest.lib.common import rest_client
+
+
+class LimitsClient(rest_client.RestClient):
+    """Volume limits client."""
+
+    def show_limits(self):
+        """Returns the details of a volume absolute limits."""
+        url = "limits"
+        resp, body = self.get(url)
+        body = json.loads(body)
+        self.expected_success(200, resp.status)
+        return rest_client.ResponseBody(resp, body)
diff --git a/tempest/lib/services/volume/v3/qos_client.py b/tempest/lib/services/volume/v3/qos_client.py
new file mode 100644
index 0000000..8f4d37f
--- /dev/null
+++ b/tempest/lib/services/volume/v3/qos_client.py
@@ -0,0 +1,131 @@
+# All Rights Reserved.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+from oslo_serialization import jsonutils as json
+
+from tempest.lib.common import rest_client
+from tempest.lib import exceptions as lib_exc
+
+
+class QosSpecsClient(rest_client.RestClient):
+    """Volume QoS client.
+
+       Client class to send CRUD QoS API requests
+    """
+
+    def is_resource_deleted(self, qos_id):
+        try:
+            self.show_qos(qos_id)
+        except lib_exc.NotFound:
+            return True
+        return False
+
+    @property
+    def resource_type(self):
+        """Returns the primary type of resource this client works with."""
+        return 'qos'
+
+    def create_qos(self, **kwargs):
+        """Create a QoS Specification.
+
+        For a full list of available parameters, please refer to the official
+        API reference:
+        https://developer.openstack.org/api-ref/block-storage/v3/index.html#create-a-qos-specification
+        """
+        post_body = json.dumps({'qos_specs': kwargs})
+        resp, body = self.post('qos-specs', post_body)
+        self.expected_success(200, resp.status)
+        body = json.loads(body)
+        return rest_client.ResponseBody(resp, body)
+
+    def delete_qos(self, qos_id, force=False):
+        """Delete the specified QoS specification."""
+        resp, body = self.delete(
+            "qos-specs/%s?force=%s" % (qos_id, force))
+        self.expected_success(202, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def list_qos(self):
+        """List all the QoS specifications created."""
+        url = 'qos-specs'
+        resp, body = self.get(url)
+        body = json.loads(body)
+        self.expected_success(200, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def show_qos(self, qos_id):
+        """Get the specified QoS specification."""
+        url = "qos-specs/%s" % qos_id
+        resp, body = self.get(url)
+        body = json.loads(body)
+        self.expected_success(200, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def set_qos_key(self, qos_id, **kwargs):
+        """Set the specified keys/values of QoS specification.
+
+        For a full list of available parameters, please refer to the official
+        API reference:
+        https://developer.openstack.org/api-ref/block-storage/v3/index.html#set-keys-in-a-qos-specification
+        """
+        put_body = json.dumps({"qos_specs": kwargs})
+        resp, body = self.put('qos-specs/%s' % qos_id, put_body)
+        body = json.loads(body)
+        self.expected_success(200, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def unset_qos_key(self, qos_id, keys):
+        """Unset the specified keys of QoS specification.
+
+        :param keys: keys to delete from the QoS specification.
+
+        For a full list of available parameters, please refer to the official
+        API reference:
+        https://developer.openstack.org/api-ref/block-storage/v3/index.html#unset-keys-in-a-qos-specification
+        """
+        put_body = json.dumps({'keys': keys})
+        resp, body = self.put('qos-specs/%s/delete_keys' % qos_id, put_body)
+        self.expected_success(202, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def associate_qos(self, qos_id, vol_type_id):
+        """Associate the specified QoS with specified volume-type."""
+        url = "qos-specs/%s/associate" % qos_id
+        url += "?vol_type_id=%s" % vol_type_id
+        resp, body = self.get(url)
+        self.expected_success(202, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def show_association_qos(self, qos_id):
+        """Get the association of the specified QoS specification."""
+        url = "qos-specs/%s/associations" % qos_id
+        resp, body = self.get(url)
+        body = json.loads(body)
+        self.expected_success(200, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def disassociate_qos(self, qos_id, vol_type_id):
+        """Disassociate the specified QoS with specified volume-type."""
+        url = "qos-specs/%s/disassociate" % qos_id
+        url += "?vol_type_id=%s" % vol_type_id
+        resp, body = self.get(url)
+        self.expected_success(202, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def disassociate_all_qos(self, qos_id):
+        """Disassociate the specified QoS with all associations."""
+        url = "qos-specs/%s/disassociate_all" % qos_id
+        resp, body = self.get(url)
+        self.expected_success(202, resp.status)
+        return rest_client.ResponseBody(resp, body)
diff --git a/tempest/lib/services/volume/v3/quota_classes_client.py b/tempest/lib/services/volume/v3/quota_classes_client.py
new file mode 100644
index 0000000..a8eb536
--- /dev/null
+++ b/tempest/lib/services/volume/v3/quota_classes_client.py
@@ -0,0 +1,49 @@
+# Copyright 2017 FiberHome Telecommunication Technologies CO.,LTD
+# All Rights Reserved.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+from oslo_serialization import jsonutils as json
+
+from tempest.lib.common import rest_client
+
+
+class QuotaClassesClient(rest_client.RestClient):
+    """Volume quota class client."""
+
+    def show_quota_class_set(self, quota_class_id):
+        """List quotas for a quota class.
+
+        For a full list of available parameters, please refer to the official
+        API reference:
+        https://developer.openstack.org/api-ref/block-storage/v3/index.html#show-quota-classes-for-a-project
+        """
+        url = 'os-quota-class-sets/%s' % quota_class_id
+        resp, body = self.get(url)
+        self.expected_success(200, resp.status)
+        body = json.loads(body)
+        return rest_client.ResponseBody(resp, body)
+
+    def update_quota_class_set(self, quota_class_id, **kwargs):
+        """Update quotas for a quota class.
+
+        For a full list of available parameters, please refer to the official
+        API reference:
+        https://developer.openstack.org/api-ref/block-storage/v3/index.html#update-quota-classes-for-a-project
+        """
+        url = 'os-quota-class-sets/%s' % quota_class_id
+        put_body = json.dumps({'quota_class_set': kwargs})
+        resp, body = self.put(url, put_body)
+        self.expected_success(200, resp.status)
+        body = json.loads(body)
+        return rest_client.ResponseBody(resp, body)
diff --git a/tempest/lib/services/volume/v3/quotas_client.py b/tempest/lib/services/volume/v3/quotas_client.py
new file mode 100644
index 0000000..538a915
--- /dev/null
+++ b/tempest/lib/services/volume/v3/quotas_client.py
@@ -0,0 +1,63 @@
+# Copyright 2014 OpenStack Foundation
+# All Rights Reserved.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+from oslo_serialization import jsonutils
+from six.moves.urllib import parse as urllib
+
+from tempest.lib.common import rest_client
+
+
+class QuotasClient(rest_client.RestClient):
+    """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."""
+
+        url = 'os-quota-sets/%s/defaults' % tenant_id
+        resp, body = self.get(url)
+        self.expected_success(200, resp.status)
+        body = jsonutils.loads(body)
+        return rest_client.ResponseBody(resp, body)
+
+    def show_quota_set(self, tenant_id, params=None):
+        """List the quota set for a tenant."""
+
+        url = 'os-quota-sets/%s' % tenant_id
+        if params:
+            url += '?%s' % urllib.urlencode(params)
+
+        resp, body = self.get(url)
+        self.expected_success(200, resp.status)
+        body = jsonutils.loads(body)
+        return rest_client.ResponseBody(resp, body)
+
+    def update_quota_set(self, tenant_id, **kwargs):
+        """Updates quota set
+
+        For a full list of available parameters, please refer to the official
+        API reference:
+        https://developer.openstack.org/api-ref/block-storage/v3/index.html#update-quotas-for-a-project
+        """
+        put_body = jsonutils.dumps({'quota_set': kwargs})
+        resp, body = self.put('os-quota-sets/%s' % tenant_id, put_body)
+        self.expected_success(200, resp.status)
+        body = jsonutils.loads(body)
+        return rest_client.ResponseBody(resp, body)
+
+    def delete_quota_set(self, tenant_id):
+        """Delete the tenant's quota set."""
+        resp, body = self.delete('os-quota-sets/%s' % tenant_id)
+        self.expected_success(200, resp.status)
+        return rest_client.ResponseBody(resp, body)
diff --git a/tempest/lib/services/volume/v3/scheduler_stats_client.py b/tempest/lib/services/volume/v3/scheduler_stats_client.py
new file mode 100644
index 0000000..9b80851
--- /dev/null
+++ b/tempest/lib/services/volume/v3/scheduler_stats_client.py
@@ -0,0 +1,36 @@
+# Copyright 2016 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 oslo_serialization import jsonutils as json
+
+from tempest.lib.common import rest_client
+
+
+class SchedulerStatsClient(rest_client.RestClient):
+
+    def list_pools(self, detail=False):
+        """List all the volumes pools (hosts).
+
+        For a full list of available parameters, please refer to the official
+        API reference:
+        https://developer.openstack.org/api-ref/block-storage/v3/index.html#list-all-back-end-storage-pools
+        """
+        url = 'scheduler-stats/get_pools'
+        if detail:
+            url += '?detail=True'
+        resp, body = self.get(url)
+        body = json.loads(body)
+        self.expected_success(200, resp.status)
+        return rest_client.ResponseBody(resp, body)
diff --git a/tempest/lib/services/volume/v3/services_client.py b/tempest/lib/services/volume/v3/services_client.py
new file mode 100644
index 0000000..09036a4
--- /dev/null
+++ b/tempest/lib/services/volume/v3/services_client.py
@@ -0,0 +1,33 @@
+# Copyright 2014 OpenStack Foundation
+# All Rights Reserved.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+from oslo_serialization import jsonutils as json
+from six.moves.urllib import parse as urllib
+
+from tempest.lib.common import rest_client
+
+
+class ServicesClient(rest_client.RestClient):
+    """Client class to send CRUD Volume API requests"""
+
+    def list_services(self, **params):
+        url = 'os-services'
+        if params:
+            url += '?%s' % urllib.urlencode(params)
+
+        resp, body = self.get(url)
+        body = json.loads(body)
+        self.expected_success(200, resp.status)
+        return rest_client.ResponseBody(resp, body)
diff --git a/tempest/lib/services/volume/v3/snapshot_manage_client.py b/tempest/lib/services/volume/v3/snapshot_manage_client.py
new file mode 100644
index 0000000..43fd328
--- /dev/null
+++ b/tempest/lib/services/volume/v3/snapshot_manage_client.py
@@ -0,0 +1,31 @@
+# Copyright 2016 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 oslo_serialization import jsonutils as json
+
+from tempest.lib.common import rest_client
+
+
+class SnapshotManageClient(rest_client.RestClient):
+    """Snapshot manage client."""
+
+    def manage_snapshot(self, **kwargs):
+        """Manage a snapshot."""
+        post_body = json.dumps({'snapshot': kwargs})
+        url = 'os-snapshot-manage'
+        resp, body = self.post(url, post_body)
+        self.expected_success(202, resp.status)
+        body = json.loads(body)
+        return rest_client.ResponseBody(resp, body)
diff --git a/tempest/lib/services/volume/v3/snapshots_client.py b/tempest/lib/services/volume/v3/snapshots_client.py
index 88c094f..298925a 100644
--- a/tempest/lib/services/volume/v3/snapshots_client.py
+++ b/tempest/lib/services/volume/v3/snapshots_client.py
@@ -13,9 +13,199 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-from tempest.lib.services.volume.v2 import snapshots_client
+from oslo_serialization import jsonutils as json
+from six.moves.urllib import parse as urllib
+
+from tempest.lib.common import rest_client
+from tempest.lib import exceptions as lib_exc
 
 
-class SnapshotsClient(snapshots_client.SnapshotsClient):
+class SnapshotsClient(rest_client.RestClient):
     """Client class to send CRUD Volume Snapshot V3 API requests."""
     api_version = "v3"
+    create_resp = 202
+
+    def list_snapshots(self, detail=False, **params):
+        """List all the snapshot.
+
+        For a full list of available parameters, please refer to the official
+        API reference:
+        https://developer.openstack.org/api-ref/block-storage/v3/index.html#list-accessible-snapshots
+        https://developer.openstack.org/api-ref/block-storage/v3/index.html#list-snapshots-and-details
+        """
+        url = 'snapshots'
+        if detail:
+            url += '/detail'
+        if params:
+            url += '?%s' % urllib.urlencode(params)
+
+        resp, body = self.get(url)
+        body = json.loads(body)
+        self.expected_success(200, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def show_snapshot(self, snapshot_id):
+        """Returns the details of a single snapshot.
+
+        For a full list of available parameters, please refer to the official
+        API reference:
+        https://developer.openstack.org/api-ref/block-storage/v3/index.html#show-a-snapshot-s-details
+        """
+        url = "snapshots/%s" % snapshot_id
+        resp, body = self.get(url)
+        body = json.loads(body)
+        self.expected_success(200, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def create_snapshot(self, **kwargs):
+        """Creates a new snapshot.
+
+        For a full list of available parameters, please refer to the official
+        API reference:
+        https://developer.openstack.org/api-ref/block-storage/v3/index.html#create-a-snapshot
+        """
+        post_body = json.dumps({'snapshot': kwargs})
+        resp, body = self.post('snapshots', post_body)
+        body = json.loads(body)
+        self.expected_success(self.create_resp, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def update_snapshot(self, snapshot_id, **kwargs):
+        """Updates a snapshot.
+
+        For a full list of available parameters, please refer to the official
+        API reference:
+        https://developer.openstack.org/api-ref/block-storage/v3/index.html#update-a-snapshot
+        """
+        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.
+
+        For a full list of available parameters, please refer to the official
+        API reference:
+        https://developer.openstack.org/api-ref/block-storage/v3/index.html#delete-a-snapshot
+        """
+        resp, body = self.delete("snapshots/%s" % snapshot_id)
+        self.expected_success(202, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def is_resource_deleted(self, id):
+        try:
+            self.show_snapshot(id)
+        except lib_exc.NotFound:
+            return True
+        return False
+
+    @property
+    def resource_type(self):
+        """Returns the primary type of resource this client works with."""
+        return 'volume-snapshot'
+
+    def reset_snapshot_status(self, snapshot_id, status):
+        """Reset the specified snapshot's status."""
+        post_body = json.dumps({'os-reset_status': {"status": status}})
+        resp, body = self.post('snapshots/%s/action' % snapshot_id, post_body)
+        self.expected_success(202, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def update_snapshot_status(self, snapshot_id, **kwargs):
+        """Update the specified snapshot's status."""
+        # TODO(gmann): api-site doesn't contain doc ref
+        # for this API. After fixing the api-site, we need to
+        # add the link here.
+        # Bug https://bugs.launchpad.net/openstack-api-site/+bug/1532645
+
+        post_body = json.dumps({'os-update_snapshot_status': kwargs})
+        url = 'snapshots/%s/action' % snapshot_id
+        resp, body = self.post(url, post_body)
+        self.expected_success(202, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def create_snapshot_metadata(self, snapshot_id, metadata):
+        """Create metadata for the snapshot.
+
+        For a full list of available parameters, please refer to the official
+        API reference:
+        https://developer.openstack.org/api-ref/block-storage/v3/index.html#create-a-snapshot-s-metadata
+        """
+        put_body = json.dumps({'metadata': metadata})
+        url = "snapshots/%s/metadata" % snapshot_id
+        resp, body = self.post(url, 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.
+
+        For a full list of available parameters, please refer to the official
+        API reference:
+        https://developer.openstack.org/api-ref/block-storage/v3/index.html#show-a-snapshot-s-metadata
+        """
+        url = "snapshots/%s/metadata" % snapshot_id
+        resp, body = self.get(url)
+        body = json.loads(body)
+        self.expected_success(200, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def update_snapshot_metadata(self, snapshot_id, **kwargs):
+        """Update metadata for the snapshot.
+
+        For a full list of available parameters, please refer to the official
+        API reference:
+        https://developer.openstack.org/api-ref/block-storage/v3/index.html#update-a-snapshot-s-metadata
+        """
+        put_body = json.dumps(kwargs)
+        url = "snapshots/%s/metadata" % snapshot_id
+        resp, body = self.put(url, put_body)
+        body = json.loads(body)
+        self.expected_success(200, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def show_snapshot_metadata_item(self, snapshot_id, id):
+        """Show metadata item for the snapshot."""
+        url = "snapshots/%s/metadata/%s" % (snapshot_id, id)
+        resp, body = self.get(url)
+        body = json.loads(body)
+        self.expected_success(200, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def update_snapshot_metadata_item(self, snapshot_id, id, **kwargs):
+        """Update metadata item for the snapshot."""
+        # TODO(piyush): Current api-site doesn't contain this API description.
+        # After fixing the api-site, we need to fix here also for putting the
+        # link to api-site.
+        # LP: https://bugs.launchpad.net/openstack-api-site/+bug/1529064
+        put_body = json.dumps(kwargs)
+        url = "snapshots/%s/metadata/%s" % (snapshot_id, id)
+        resp, body = self.put(url, put_body)
+        body = json.loads(body)
+        self.expected_success(200, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def delete_snapshot_metadata_item(self, snapshot_id, id):
+        """Delete metadata item for the snapshot."""
+        url = "snapshots/%s/metadata/%s" % (snapshot_id, id)
+        resp, body = self.delete(url)
+        self.expected_success(200, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def force_delete_snapshot(self, snapshot_id):
+        """Force Delete Snapshot."""
+        post_body = json.dumps({'os-force_delete': {}})
+        resp, body = self.post('snapshots/%s/action' % snapshot_id, post_body)
+        self.expected_success(202, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def unmanage_snapshot(self, snapshot_id):
+        """Unmanage a snapshot."""
+        post_body = json.dumps({'os-unmanage': {}})
+        url = 'snapshots/%s/action' % (snapshot_id)
+        resp, body = self.post(url, post_body)
+        self.expected_success(202, resp.status)
+        return rest_client.ResponseBody(resp, body)
diff --git a/tempest/lib/services/volume/v3/transfers_client.py b/tempest/lib/services/volume/v3/transfers_client.py
new file mode 100644
index 0000000..97c5597
--- /dev/null
+++ b/tempest/lib/services/volume/v3/transfers_client.py
@@ -0,0 +1,82 @@
+# Copyright 2012 OpenStack Foundation
+# All Rights Reserved.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+from oslo_serialization import jsonutils as json
+from six.moves.urllib import parse as urllib
+
+from tempest.lib.common import rest_client
+
+
+class TransfersClient(rest_client.RestClient):
+    """Client class to send CRUD Volume Transfer API requests"""
+
+    def create_volume_transfer(self, **kwargs):
+        """Create a volume transfer.
+
+        For a full list of available parameters, please refer to the official
+        API reference:
+        https://developer.openstack.org/api-ref/block-storage/v3/index.html#create-a-volume-transfer
+        """
+        post_body = json.dumps({'transfer': kwargs})
+        resp, body = self.post('os-volume-transfer', post_body)
+        body = json.loads(body)
+        self.expected_success(202, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def show_volume_transfer(self, transfer_id):
+        """Returns the details of a volume transfer."""
+        url = "os-volume-transfer/%s" % transfer_id
+        resp, body = self.get(url)
+        body = json.loads(body)
+        self.expected_success(200, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def list_volume_transfers(self, detail=False, **params):
+        """List all the volume transfers created.
+
+        For a full list of available parameters, please refer to the official
+        API reference:
+        https://developer.openstack.org/api-ref/block-storage/v3/index.html#list-volume-transfers-for-a-project
+        https://developer.openstack.org/api-ref/block-storage/v3/index.html#list-volume-transfers-and-details
+        """
+        url = 'os-volume-transfer'
+        if detail:
+            url += '/detail'
+        if params:
+            url += '?%s' % urllib.urlencode(params)
+        resp, body = self.get(url)
+        body = json.loads(body)
+        self.expected_success(200, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def delete_volume_transfer(self, transfer_id):
+        """Delete a volume transfer."""
+        resp, body = self.delete("os-volume-transfer/%s" % transfer_id)
+        self.expected_success(202, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def accept_volume_transfer(self, transfer_id, **kwargs):
+        """Accept a volume transfer.
+
+        For a full list of available parameters, please refer to the official
+        API reference:
+        https://developer.openstack.org/api-ref/block-storage/v3/index.html#accept-a-volume-transfer
+        """
+        url = 'os-volume-transfer/%s/accept' % transfer_id
+        post_body = json.dumps({'accept': kwargs})
+        resp, body = self.post(url, post_body)
+        body = json.loads(body)
+        self.expected_success(202, resp.status)
+        return rest_client.ResponseBody(resp, body)
diff --git a/tempest/lib/services/volume/v3/types_client.py b/tempest/lib/services/volume/v3/types_client.py
new file mode 100644
index 0000000..6d9d03a
--- /dev/null
+++ b/tempest/lib/services/volume/v3/types_client.py
@@ -0,0 +1,204 @@
+# Copyright 2012 OpenStack Foundation
+# All Rights Reserved.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+from oslo_serialization import jsonutils as json
+from six.moves.urllib import parse as urllib
+
+from tempest.lib.common import rest_client
+from tempest.lib import exceptions as lib_exc
+
+
+class TypesClient(rest_client.RestClient):
+    """Client class to send CRUD Volume API requests"""
+
+    def is_resource_deleted(self, id):
+        try:
+            self.show_volume_type(id)
+        except lib_exc.NotFound:
+            return True
+        return False
+
+    @property
+    def resource_type(self):
+        """Returns the primary type of resource this client works with."""
+        return 'volume-type'
+
+    def list_volume_types(self, **params):
+        """List all the volume_types created.
+
+        For a full list of available parameters, please refer to the official
+        API reference:
+        https://developer.openstack.org/api-ref/block-storage/v3/index.html#list-all-volume-types
+        """
+        url = 'types'
+        if params:
+            url += '?%s' % urllib.urlencode(params)
+
+        resp, body = self.get(url)
+        body = json.loads(body)
+        self.expected_success(200, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def show_volume_type(self, volume_type_id):
+        """Returns the details of a single volume_type.
+
+        For a full list of available parameters, please refer to the official
+        API reference:
+        https://developer.openstack.org/api-ref/block-storage/v3/index.html#show-volume-type-detail
+        """
+        url = "types/%s" % volume_type_id
+        resp, body = self.get(url)
+        body = json.loads(body)
+        self.expected_success(200, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def create_volume_type(self, **kwargs):
+        """Create volume type.
+
+        For a full list of available parameters, please refer to the official
+        API reference:
+        https://developer.openstack.org/api-ref/block-storage/v3/index.html#create-a-volume-type
+        """
+        post_body = json.dumps({'volume_type': kwargs})
+        resp, body = self.post('types', post_body)
+        body = json.loads(body)
+        self.expected_success(200, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def delete_volume_type(self, volume_type_id):
+        """Deletes the Specified Volume_type.
+
+        For a full list of available parameters, please refer to the official
+        API reference:
+        https://developer.openstack.org/api-ref/block-storage/v3/index.html#delete-a-volume-type
+        """
+        resp, body = self.delete("types/%s" % volume_type_id)
+        self.expected_success(202, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def list_volume_types_extra_specs(self, volume_type_id, **params):
+        """List all the volume_types extra specs created.
+
+        TODO: Current api-site doesn't contain this API description.
+        After fixing the api-site, we need to fix here also for putting
+        the link to api-site.
+        """
+        url = 'types/%s/extra_specs' % volume_type_id
+        if params:
+            url += '?%s' % urllib.urlencode(params)
+
+        resp, body = self.get(url)
+        body = json.loads(body)
+        self.expected_success(200, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def show_volume_type_extra_specs(self, volume_type_id, extra_specs_name):
+        """Returns the details of a single volume_type extra spec."""
+        url = "types/%s/extra_specs/%s" % (volume_type_id, extra_specs_name)
+        resp, body = self.get(url)
+        body = json.loads(body)
+        self.expected_success(200, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def create_volume_type_extra_specs(self, volume_type_id, extra_specs):
+        """Creates a new Volume_type extra spec.
+
+        volume_type_id: Id of volume_type.
+        extra_specs: A dictionary of values to be used as extra_specs.
+        """
+        url = "types/%s/extra_specs" % volume_type_id
+        post_body = json.dumps({'extra_specs': extra_specs})
+        resp, body = self.post(url, post_body)
+        body = json.loads(body)
+        self.expected_success(200, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def delete_volume_type_extra_specs(self, volume_type_id, extra_spec_name):
+        """Deletes the Specified Volume_type extra spec."""
+        resp, body = self.delete("types/%s/extra_specs/%s" % (
+            volume_type_id, extra_spec_name))
+        self.expected_success(202, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def update_volume_type(self, volume_type_id, **kwargs):
+        """Updates volume type name, description, and/or is_public.
+
+        For a full list of available parameters, please refer to the official
+        API reference:
+        https://developer.openstack.org/api-ref/block-storage/v3/index.html#update-a-volume-type
+        """
+        put_body = json.dumps({'volume_type': kwargs})
+        resp, body = self.put('types/%s' % volume_type_id, put_body)
+        body = json.loads(body)
+        self.expected_success(200, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def update_volume_type_extra_specs(self, volume_type_id, extra_spec_name,
+                                       extra_specs):
+        """Update a volume_type extra spec.
+
+        volume_type_id: Id of volume_type.
+        extra_spec_name: Name of the extra spec to be updated.
+        extra_spec: A dictionary of with key as extra_spec_name and the
+                     updated value.
+        For a full list of available parameters, please refer to the official
+        API reference:
+        https://developer.openstack.org/api-ref/block-storage/v3/index.html#update-extra-specification-for-volume-type
+        """
+        url = "types/%s/extra_specs/%s" % (volume_type_id, extra_spec_name)
+        put_body = json.dumps(extra_specs)
+        resp, body = self.put(url, put_body)
+        body = json.loads(body)
+        self.expected_success(200, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def add_type_access(self, volume_type_id, **kwargs):
+        """Adds volume type access for the given project.
+
+        For a full list of available parameters, please refer to the official
+        API reference:
+        https://developer.openstack.org/api-ref/block-storage/v3/index.html#add-private-volume-type-access-to-project
+        """
+        post_body = json.dumps({'addProjectAccess': kwargs})
+        url = 'types/%s/action' % volume_type_id
+        resp, body = self.post(url, post_body)
+        self.expected_success(202, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def remove_type_access(self, volume_type_id, **kwargs):
+        """Removes volume type access for the given project.
+
+        For a full list of available parameters, please refer to the official
+        API reference:
+        https://developer.openstack.org/api-ref/block-storage/v3/index.html#remove-private-volume-type-access-from-project
+        """
+        post_body = json.dumps({'removeProjectAccess': kwargs})
+        url = 'types/%s/action' % volume_type_id
+        resp, body = self.post(url, post_body)
+        self.expected_success(202, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def list_type_access(self, volume_type_id):
+        """Print access information about the given volume type.
+
+        For a full list of available parameters, please refer to the official
+        API reference:
+        https://developer.openstack.org/api-ref/block-storage/v3/index.html#list-private-volume-type-access-detail
+        """
+        url = 'types/%s/os-volume-type-access' % volume_type_id
+        resp, body = self.get(url)
+        body = json.loads(body)
+        self.expected_success(200, resp.status)
+        return rest_client.ResponseBody(resp, body)
diff --git a/tempest/lib/services/volume/v3/volume_manage_client.py b/tempest/lib/services/volume/v3/volume_manage_client.py
new file mode 100644
index 0000000..349e11d
--- /dev/null
+++ b/tempest/lib/services/volume/v3/volume_manage_client.py
@@ -0,0 +1,35 @@
+# Copyright 2017 FiberHome Telecommunication Technologies CO.,LTD
+# All Rights Reserved.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+from oslo_serialization import jsonutils as json
+
+from tempest.lib.common import rest_client
+
+
+class VolumeManageClient(rest_client.RestClient):
+    """Volume manage client."""
+
+    def manage_volume(self, **kwargs):
+        """Manage existing volume.
+
+        For a full list of available parameters, please refer to the official
+        API reference:
+        https://developer.openstack.org/api-ref/block-storage/v3/index.html#manage-an-existing-volume
+        """
+        post_body = json.dumps({'volume': kwargs})
+        resp, body = self.post('os-volume-manage', post_body)
+        self.expected_success(202, resp.status)
+        body = json.loads(body)
+        return rest_client.ResponseBody(resp, body)
diff --git a/tempest/lib/services/volume/v3/volumes_client.py b/tempest/lib/services/volume/v3/volumes_client.py
index 5f4b278..a1185c4 100644
--- a/tempest/lib/services/volume/v3/volumes_client.py
+++ b/tempest/lib/services/volume/v3/volumes_client.py
@@ -14,16 +14,96 @@
 #    under the License.
 
 from oslo_serialization import jsonutils as json
+import six
 from six.moves.urllib import parse as urllib
 
 from tempest.lib.common import rest_client
-from tempest.lib.services.volume.v2 import volumes_client
+from tempest.lib import exceptions as lib_exc
+from tempest.lib.services.volume import base_client
 
 
-class VolumesClient(volumes_client.VolumesClient):
+class VolumesClient(base_client.BaseClient):
     """Client class to send CRUD Volume V3 API requests"""
     api_version = "v3"
 
+    def _prepare_params(self, params):
+        """Prepares params for use in get or _ext_get methods.
+
+        If params is a string it will be left as it is, but if it's not it will
+        be urlencoded.
+        """
+        if isinstance(params, six.string_types):
+            return params
+        return urllib.urlencode(params)
+
+    def list_volumes(self, detail=False, params=None):
+        """List all the volumes created.
+
+        Params can be a string (must be urlencoded) or a dictionary.
+        For a full list of available parameters, please refer to the official
+        API reference:
+        https://developer.openstack.org/api-ref/block-storage/v3/index.html#list-accessible-volumes-with-details
+        https://developer.openstack.org/api-ref/block-storage/v3/index.html#list-accessible-volumes
+        """
+        url = 'volumes'
+        if detail:
+            url += '/detail'
+        if params:
+            url += '?%s' % self._prepare_params(params)
+
+        resp, body = self.get(url)
+        body = json.loads(body)
+        self.expected_success(200, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def show_volume(self, volume_id):
+        """Returns the details of a single volume."""
+        url = "volumes/%s" % volume_id
+        resp, body = self.get(url)
+        body = json.loads(body)
+        self.expected_success(200, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def create_volume(self, **kwargs):
+        """Creates a new Volume.
+
+        For a full list of available parameters, please refer to the official
+        API reference:
+        https://developer.openstack.org/api-ref/block-storage/v3/index.html#create-a-volume
+        """
+        post_body = json.dumps({'volume': kwargs})
+        resp, body = self.post('volumes', post_body)
+        body = json.loads(body)
+        self.expected_success(202, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def update_volume(self, volume_id, **kwargs):
+        """Updates the Specified Volume.
+
+        For a full list of available parameters, please refer to the official
+        API reference:
+        https://developer.openstack.org/api-ref/block-storage/v3/index.html#update-a-volume
+        """
+        put_body = json.dumps({'volume': kwargs})
+        resp, body = self.put('volumes/%s' % volume_id, put_body)
+        body = json.loads(body)
+        self.expected_success(200, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def delete_volume(self, volume_id, **params):
+        """Deletes the Specified Volume.
+
+        For a full list of available parameters, please refer to the official
+        API reference:
+        https://developer.openstack.org/api-ref/block-storage/v3/index.html#delete-a-volume
+        """
+        url = 'volumes/%s' % volume_id
+        if params:
+            url += '?%s' % urllib.urlencode(params)
+        resp, body = self.delete(url)
+        self.expected_success(202, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
     def show_volume_summary(self, **params):
         """Get volumes summary.
 
@@ -38,3 +118,250 @@
         body = json.loads(body)
         self.expected_success(200, resp.status)
         return rest_client.ResponseBody(resp, body)
+
+    def upload_volume(self, volume_id, **kwargs):
+        """Uploads a volume in Glance."""
+        post_body = json.dumps({'os-volume_upload_image': kwargs})
+        url = 'volumes/%s/action' % (volume_id)
+        resp, body = self.post(url, post_body)
+        body = json.loads(body)
+        self.expected_success(202, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def attach_volume(self, volume_id, **kwargs):
+        """Attaches a volume to a given instance on a given mountpoint.
+
+        For a full list of available parameters, please refer to the official
+        API reference:
+        https://developer.openstack.org/api-ref/block-storage/v3/index.html#attach-volume-to-a-server
+        """
+        post_body = json.dumps({'os-attach': kwargs})
+        url = 'volumes/%s/action' % (volume_id)
+        resp, body = self.post(url, post_body)
+        self.expected_success(202, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def set_bootable_volume(self, volume_id, **kwargs):
+        """Set a bootable flag for a volume - true or false.
+
+        For a full list of available parameters, please refer to the official
+        API reference:
+        https://developer.openstack.org/api-ref/block-storage/v3/index.html#update-a-volume-s-bootable-status
+        """
+        post_body = json.dumps({'os-set_bootable': kwargs})
+        url = 'volumes/%s/action' % (volume_id)
+        resp, body = self.post(url, post_body)
+        self.expected_success(200, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def detach_volume(self, volume_id):
+        """Detaches a volume from an instance."""
+        post_body = json.dumps({'os-detach': {}})
+        url = 'volumes/%s/action' % (volume_id)
+        resp, body = self.post(url, post_body)
+        self.expected_success(202, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def reserve_volume(self, volume_id):
+        """Reserves a volume."""
+        post_body = json.dumps({'os-reserve': {}})
+        url = 'volumes/%s/action' % (volume_id)
+        resp, body = self.post(url, post_body)
+        self.expected_success(202, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def unreserve_volume(self, volume_id):
+        """Restore a reserved volume ."""
+        post_body = json.dumps({'os-unreserve': {}})
+        url = 'volumes/%s/action' % (volume_id)
+        resp, body = self.post(url, post_body)
+        self.expected_success(202, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def is_resource_deleted(self, id):
+        """Check the specified resource is deleted or not.
+
+        :param id: A checked resource id
+        :raises lib_exc.DeleteErrorException: If the specified resource is on
+        the status the delete was failed.
+        """
+        try:
+            volume = self.show_volume(id)
+        except lib_exc.NotFound:
+            return True
+        if volume["volume"]["status"] == "error_deleting":
+            raise lib_exc.DeleteErrorException(resource_id=id)
+        return False
+
+    @property
+    def resource_type(self):
+        """Returns the primary type of resource this client works with."""
+        return 'volume'
+
+    def extend_volume(self, volume_id, **kwargs):
+        """Extend a volume.
+
+        For a full list of available parameters, please refer to the official
+        API reference:
+        https://developer.openstack.org/api-ref/block-storage/v3/index.html#extend-a-volume-size
+        """
+        post_body = json.dumps({'os-extend': kwargs})
+        url = 'volumes/%s/action' % (volume_id)
+        resp, body = self.post(url, post_body)
+        self.expected_success(202, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def reset_volume_status(self, volume_id, **kwargs):
+        """Reset the Specified Volume's Status.
+
+        For a full list of available parameters, please refer to the official
+        API reference:
+        https://developer.openstack.org/api-ref/block-storage/v3/index.html#reset-a-volume-s-statuses
+        """
+        post_body = json.dumps({'os-reset_status': kwargs})
+        resp, body = self.post('volumes/%s/action' % volume_id, post_body)
+        self.expected_success(202, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def update_volume_readonly(self, volume_id, **kwargs):
+        """Update the Specified Volume readonly."""
+        post_body = json.dumps({'os-update_readonly_flag': kwargs})
+        url = 'volumes/%s/action' % (volume_id)
+        resp, body = self.post(url, post_body)
+        self.expected_success(202, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def force_delete_volume(self, volume_id):
+        """Force Delete Volume."""
+        post_body = json.dumps({'os-force_delete': {}})
+        resp, body = self.post('volumes/%s/action' % volume_id, post_body)
+        self.expected_success(202, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def create_volume_metadata(self, volume_id, metadata):
+        """Create metadata for the volume.
+
+        For a full list of available parameters, please refer to the official
+        API reference:
+        https://developer.openstack.org/api-ref/block-storage/v3/index.html#create-metadata-for-volume
+        """
+        put_body = json.dumps({'metadata': metadata})
+        url = "volumes/%s/metadata" % volume_id
+        resp, body = self.post(url, put_body)
+        body = json.loads(body)
+        self.expected_success(200, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def show_volume_metadata(self, volume_id):
+        """Get metadata of the volume."""
+        url = "volumes/%s/metadata" % volume_id
+        resp, body = self.get(url)
+        body = json.loads(body)
+        self.expected_success(200, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def update_volume_metadata(self, volume_id, metadata):
+        """Update metadata for the volume.
+
+        For a full list of available parameters, please refer to the official
+        API reference:
+        https://developer.openstack.org/api-ref/block-storage/v3/index.html#update-a-volume-s-metadata
+        """
+        put_body = json.dumps({'metadata': metadata})
+        url = "volumes/%s/metadata" % volume_id
+        resp, body = self.put(url, put_body)
+        body = json.loads(body)
+        self.expected_success(200, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def show_volume_metadata_item(self, volume_id, id):
+        """Show metadata item for the volume."""
+        url = "volumes/%s/metadata/%s" % (volume_id, id)
+        resp, body = self.get(url)
+        body = json.loads(body)
+        self.expected_success(200, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def update_volume_metadata_item(self, volume_id, id, meta_item):
+        """Update metadata item for the volume."""
+        put_body = json.dumps({'meta': meta_item})
+        url = "volumes/%s/metadata/%s" % (volume_id, id)
+        resp, body = self.put(url, put_body)
+        body = json.loads(body)
+        self.expected_success(200, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def delete_volume_metadata_item(self, volume_id, id):
+        """Delete metadata item for the volume."""
+        url = "volumes/%s/metadata/%s" % (volume_id, id)
+        resp, body = self.delete(url)
+        self.expected_success(200, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def retype_volume(self, volume_id, **kwargs):
+        """Updates volume with new volume type.
+
+        For a full list of available parameters, please refer to the official
+        API reference:
+        https://developer.openstack.org/api-ref/block-storage/v3/index.html#retype-a-volume
+        """
+        post_body = json.dumps({'os-retype': kwargs})
+        resp, body = self.post('volumes/%s/action' % volume_id, post_body)
+        self.expected_success(202, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def force_detach_volume(self, volume_id, **kwargs):
+        """Force detach a volume.
+
+        For a full list of available parameters, please refer to the official
+        API reference:
+        https://developer.openstack.org/api-ref/block-storage/v3/index.html#force-delete-a-volume
+        """
+        post_body = json.dumps({'os-force_detach': kwargs})
+        url = 'volumes/%s/action' % volume_id
+        resp, body = self.post(url, post_body)
+        self.expected_success(202, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def update_volume_image_metadata(self, volume_id, **kwargs):
+        """Update image metadata for the volume.
+
+        For a full list of available parameters, please refer to the official
+        API reference:
+        https://developer.openstack.org/api-ref/block-storage/v3/index.html#set-image-metadata-for-a-volume
+        """
+        post_body = json.dumps({'os-set_image_metadata': {'metadata': kwargs}})
+        url = "volumes/%s/action" % (volume_id)
+        resp, body = self.post(url, post_body)
+        body = json.loads(body)
+        self.expected_success(200, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def delete_volume_image_metadata(self, volume_id, key_name):
+        """Delete image metadata item for the volume."""
+        post_body = json.dumps({'os-unset_image_metadata': {'key': key_name}})
+        url = "volumes/%s/action" % (volume_id)
+        resp, body = self.post(url, post_body)
+        self.expected_success(200, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def show_volume_image_metadata(self, volume_id):
+        """Show image metadata for the volume."""
+        post_body = json.dumps({'os-show_image_metadata': {}})
+        url = "volumes/%s/action" % volume_id
+        resp, body = self.post(url, post_body)
+        body = json.loads(body)
+        self.expected_success(200, resp.status)
+        return rest_client.ResponseBody(resp, body)
+
+    def unmanage_volume(self, volume_id):
+        """Unmanage volume.
+
+        For a full list of available parameters, please refer to the official
+        API reference:
+        https://developer.openstack.org/api-ref/block-storage/v3/index.html#unmanage-a-volume
+        """
+        post_body = json.dumps({'os-unmanage': {}})
+        resp, body = self.post('volumes/%s/action' % volume_id, post_body)
+        self.expected_success(202, resp.status)
+        return rest_client.ResponseBody(resp, body)
diff --git a/tempest/scenario/test_volume_boot_pattern.py b/tempest/scenario/test_volume_boot_pattern.py
index 1fc57e7..2d024e9 100644
--- a/tempest/scenario/test_volume_boot_pattern.py
+++ b/tempest/scenario/test_volume_boot_pattern.py
@@ -236,16 +236,11 @@
 
         # Delete the second server which should also delete the second volume
         # created from the volume snapshot.
-        # TODO(mriedem): Currently, the compute service fails to delete the
-        # volume it created because the volume still has the snapshot
-        # associated with it, and the cleanups for the volume snapshot which
-        # were added in create_server_snapshot above, don't run until after
-        # this is called. So we need to delete the volume snapshot and wait for
-        # it to be gone here first before deleting the server, and then we can
-        # also assert that the underlying volume is deleted when the server is
-        # deleted.
         self._delete_server(instance)
 
+        # Assert that the underlying volume is gone.
+        self.volumes_client.wait_for_resource_deletion(created_volume['id'])
+
     @decorators.idempotent_id('cb78919a-e553-4bab-b73b-10cf4d2eb125')
     @testtools.skipUnless(CONF.compute_feature_enabled.attach_encrypted_volume,
                           'Encrypted volume attach is not supported')
diff --git a/tempest/tests/common/test_waiters.py b/tempest/tests/common/test_waiters.py
index bc197b5..eb1e2b6 100644
--- a/tempest/tests/common/test_waiters.py
+++ b/tempest/tests/common/test_waiters.py
@@ -72,3 +72,64 @@
         mock_show.assert_has_calls([mock.call(volume_id),
                                     mock.call(volume_id)])
         mock_sleep.assert_called_once_with(1)
+
+
+class TestInterfaceWaiters(base.TestCase):
+    def setUp(self):
+        super(TestInterfaceWaiters, self).setUp()
+        self.client = mock.MagicMock()
+        self.client.build_timeout = 1
+        self.client.build_interval = 1
+
+    def _port_down(self):
+        return {'interfaceAttachment': {'port_state': 'DOWN'}}
+
+    def _port_active(self):
+        return {'interfaceAttachment': {'port_state': 'ACTIVE'}}
+
+    def test_wait_for_interface_status(self):
+        self.client.show_interface.side_effect = [self._port_down(),
+                                                  self._port_active()]
+        with mock.patch.object(time, 'sleep') as sleep_mock:
+            start_time = int(time.time())
+            waiters.wait_for_interface_status(self.client, 'server_id',
+                                              'port_id', 'ACTIVE')
+            end_time = int(time.time())
+            self.assertLess(end_time, (start_time + self.client.build_timeout))
+            sleep_mock.assert_called_once_with(self.client.build_interval)
+
+    def test_wait_for_interface_status_timeout(self):
+        time_mock = self.patch('time.time')
+        time_mock.side_effect = utils.generate_timeout_series(1)
+
+        self.client.show_interface.return_value = self._port_down()
+        self.assertRaises(lib_exc.TimeoutException,
+                          waiters.wait_for_interface_status,
+                          self.client, 'server_id', 'port_id', 'ACTIVE')
+
+    def _one_interface(self):
+        return {'interfaceAttachments': [{'port_id': 'port_one'}]}
+
+    def _two_interfaces(self):
+        return {'interfaceAttachments': [{'port_id': 'port_one'},
+                                         {'port_id': 'port_two'}]}
+
+    def test_wait_for_interface_detach(self):
+        self.client.list_interfaces.side_effect = [self._two_interfaces(),
+                                                   self._one_interface()]
+        with mock.patch.object(time, 'sleep') as sleep_mock:
+            start_time = int(time.time())
+            waiters.wait_for_interface_detach(self.client, 'server_id',
+                                              'port_two')
+            end_time = int(time.time())
+            self.assertLess(end_time, (start_time + self.client.build_timeout))
+            sleep_mock.assert_called_once_with(self.client.build_interval)
+
+    def test_wait_for_interface_detach_timeout(self):
+        time_mock = self.patch('time.time')
+        time_mock.side_effect = utils.generate_timeout_series(1)
+
+        self.client.list_interfaces.return_value = self._one_interface()
+        self.assertRaises(lib_exc.TimeoutException,
+                          waiters.wait_for_interface_detach,
+                          self.client, 'server_id', 'port_one')
diff --git a/tempest/tests/lib/services/volume/v2/test_snapshot_manage_client.py b/tempest/tests/lib/services/volume/v2/test_snapshot_manage_client.py
index 3fe8970..e03a8eb 100644
--- a/tempest/tests/lib/services/volume/v2/test_snapshot_manage_client.py
+++ b/tempest/tests/lib/services/volume/v2/test_snapshot_manage_client.py
@@ -18,6 +18,8 @@
 from oslo_serialization import jsonutils as json
 
 from tempest.lib.services.volume.v2 import snapshot_manage_client
+from tempest.lib.services.volume.v3 import snapshot_manage_client \
+    as snapshot_manage_clientv3
 from tempest.tests.lib import fake_auth_provider
 from tempest.tests.lib.services import base
 
@@ -63,7 +65,7 @@
 
         # NOTE: Use sort_keys for json.dumps so that the expected and actual
         # payloads are guaranteed to be identical for mock_args assert check.
-        with mock.patch.object(snapshot_manage_client.json,
+        with mock.patch.object(snapshot_manage_clientv3.json,
                                'dumps') as mock_dumps:
             mock_dumps.side_effect = lambda d: json_dumps(d, sort_keys=True)
 
diff --git a/tempest/tests/lib/services/volume/v2/test_transfers_client.py b/tempest/tests/lib/services/volume/v2/test_transfers_client.py
index 84f4992..8e7c6f4 100644
--- a/tempest/tests/lib/services/volume/v2/test_transfers_client.py
+++ b/tempest/tests/lib/services/volume/v2/test_transfers_client.py
@@ -19,6 +19,8 @@
 from oslo_serialization import jsonutils as json
 
 from tempest.lib.services.volume.v2 import transfers_client
+from tempest.lib.services.volume.v3 import transfers_client \
+    as transfers_clientv3
 from tempest.tests.lib import fake_auth_provider
 from tempest.tests.lib.services import base
 
@@ -63,7 +65,7 @@
 
         # NOTE: Use sort_keys for json.dumps so that the expected and actual
         # payloads are guaranteed to be identical for mock_args assert check.
-        with mock.patch.object(transfers_client.json, 'dumps') as mock_dumps:
+        with mock.patch.object(transfers_clientv3.json, 'dumps') as mock_dumps:
             mock_dumps.side_effect = lambda d: json_dumps(d, sort_keys=True)
 
             self.check_service_client_function(
@@ -84,7 +86,7 @@
 
         # NOTE: Use sort_keys for json.dumps so that the expected and actual
         # payloads are guaranteed to be identical for mock_args assert check.
-        with mock.patch.object(transfers_client.json, 'dumps') as mock_dumps:
+        with mock.patch.object(transfers_clientv3.json, 'dumps') as mock_dumps:
             mock_dumps.side_effect = lambda d: json_dumps(d, sort_keys=True)
 
             self.check_service_client_function(
diff --git a/tempest/tests/lib/services/volume/v2/test_volume_manage_client.py b/tempest/tests/lib/services/volume/v2/test_volume_manage_client.py
index ea4a9f9..0fb66bb 100644
--- a/tempest/tests/lib/services/volume/v2/test_volume_manage_client.py
+++ b/tempest/tests/lib/services/volume/v2/test_volume_manage_client.py
@@ -18,6 +18,8 @@
 from oslo_serialization import jsonutils as json
 
 from tempest.lib.services.volume.v2 import volume_manage_client
+from tempest.lib.services.volume.v3 import volume_manage_client \
+    as volume_manage_clientv3
 from tempest.tests.lib import fake_auth_provider
 from tempest.tests.lib.services import base
 
@@ -91,7 +93,7 @@
 
         # NOTE: Use sort_keys for json.dumps so that the expected and actual
         # payloads are guaranteed to be identical for mock_args assert check.
-        with mock.patch.object(volume_manage_client.json,
+        with mock.patch.object(volume_manage_clientv3.json,
                                'dumps') as mock_dumps:
             mock_dumps.side_effect = lambda d: json_dumps(d, sort_keys=True)