diff --git a/setup.cfg b/setup.cfg
index ee61788..4415063 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -35,6 +35,7 @@
 tempest.cm =
     init = tempest.cmd.init:TempestInit
     cleanup = tempest.cmd.cleanup:TempestCleanup
+    run-stress = tempest.cmd.run_stress:TempestRunStress
 oslo.config.opts =
     tempest.config = tempest.config:list_opts
 
diff --git a/tempest/api/compute/admin/test_security_groups.py b/tempest/api/compute/admin/test_security_groups.py
index b0a3086..e31129b 100644
--- a/tempest/api/compute/admin/test_security_groups.py
+++ b/tempest/api/compute/admin/test_security_groups.py
@@ -28,7 +28,7 @@
     @classmethod
     def setup_clients(cls):
         super(SecurityGroupsTestAdminJSON, cls).setup_clients()
-        cls.adm_client = cls.os_adm.security_groups_client
+        cls.adm_client = cls.os_adm.compute_security_groups_client
         cls.client = cls.security_groups_client
 
     def _delete_security_group(self, securitygroup_id, admin=True):
diff --git a/tempest/api/compute/base.py b/tempest/api/compute/base.py
index 5bc0769..2321b4e 100644
--- a/tempest/api/compute/base.py
+++ b/tempest/api/compute/base.py
@@ -69,7 +69,7 @@
         cls.floating_ips_client = cls.os.compute_floating_ips_client
         cls.keypairs_client = cls.os.keypairs_client
         cls.security_group_rules_client = cls.os.security_group_rules_client
-        cls.security_groups_client = cls.os.security_groups_client
+        cls.security_groups_client = cls.os.compute_security_groups_client
         cls.quotas_client = cls.os.quotas_client
         cls.quota_classes_client = cls.os.quota_classes_client
         cls.compute_networks_client = cls.os.compute_networks_client
diff --git a/tempest/api/compute/test_authorization.py b/tempest/api/compute/test_authorization.py
index 37ce4fc..de25c9c 100644
--- a/tempest/api/compute/test_authorization.py
+++ b/tempest/api/compute/test_authorization.py
@@ -51,13 +51,14 @@
         cls.images_client = cls.os.images_client
         cls.glance_client = cls.os.image_client
         cls.keypairs_client = cls.os.keypairs_client
-        cls.security_client = cls.os.security_groups_client
+        cls.security_client = cls.os.compute_security_groups_client
         cls.rule_client = cls.os.security_group_rules_client
 
         cls.alt_client = cls.alt_manager.servers_client
         cls.alt_images_client = cls.alt_manager.images_client
         cls.alt_keypairs_client = cls.alt_manager.keypairs_client
-        cls.alt_security_client = cls.alt_manager.security_groups_client
+        cls.alt_security_client = (
+            cls.alt_manager.compute_security_groups_client)
         cls.alt_rule_client = cls.alt_manager.security_group_rules_client
 
     @classmethod
diff --git a/tempest/api/identity/admin/v2/test_tenant_negative.py b/tempest/api/identity/admin/v2/test_tenant_negative.py
index 74558d1..a02dbc1 100644
--- a/tempest/api/identity/admin/v2/test_tenant_negative.py
+++ b/tempest/api/identity/admin/v2/test_tenant_negative.py
@@ -29,7 +29,7 @@
     def test_list_tenants_by_unauthorized_user(self):
         # Non-administrator user should not be able to list tenants
         self.assertRaises(lib_exc.Forbidden,
-                          self.non_admin_client.list_tenants)
+                          self.non_admin_tenants_client.list_tenants)
 
     @test.attr(type=['negative'])
     @test.idempotent_id('df33926c-1c96-4d8d-a762-79cc6b0c3cf4')
@@ -37,7 +37,8 @@
         # Request to list tenants without a valid token should fail
         token = self.client.auth_provider.get_token()
         self.client.delete_token(token)
-        self.assertRaises(lib_exc.Unauthorized, self.client.list_tenants)
+        self.assertRaises(lib_exc.Unauthorized,
+                          self.tenants_client.list_tenants)
         self.client.auth_provider.clear_auth()
 
     @test.attr(type=['negative'])
@@ -45,21 +46,23 @@
     def test_tenant_delete_by_unauthorized_user(self):
         # Non-administrator user should not be able to delete a tenant
         tenant_name = data_utils.rand_name(name='tenant')
-        tenant = self.client.create_tenant(tenant_name)['tenant']
+        tenant = self.tenants_client.create_tenant(tenant_name)['tenant']
         self.data.tenants.append(tenant)
         self.assertRaises(lib_exc.Forbidden,
-                          self.non_admin_client.delete_tenant, tenant['id'])
+                          self.non_admin_tenants_client.delete_tenant,
+                          tenant['id'])
 
     @test.attr(type=['negative'])
     @test.idempotent_id('e450db62-2e9d-418f-893a-54772d6386b1')
     def test_tenant_delete_request_without_token(self):
         # Request to delete a tenant without a valid token should fail
         tenant_name = data_utils.rand_name(name='tenant')
-        tenant = self.client.create_tenant(tenant_name)['tenant']
+        tenant = self.tenants_client.create_tenant(tenant_name)['tenant']
         self.data.tenants.append(tenant)
         token = self.client.auth_provider.get_token()
         self.client.delete_token(token)
-        self.assertRaises(lib_exc.Unauthorized, self.client.delete_tenant,
+        self.assertRaises(lib_exc.Unauthorized,
+                          self.tenants_client.delete_tenant,
                           tenant['id'])
         self.client.auth_provider.clear_auth()
 
@@ -67,7 +70,7 @@
     @test.idempotent_id('9c9a2aed-6e3c-467a-8f5c-89da9d1b516b')
     def test_delete_non_existent_tenant(self):
         # Attempt to delete a non existent tenant should fail
-        self.assertRaises(lib_exc.NotFound, self.client.delete_tenant,
+        self.assertRaises(lib_exc.NotFound, self.tenants_client.delete_tenant,
                           str(uuid.uuid4().hex))
 
     @test.attr(type=['negative'])
@@ -75,14 +78,14 @@
     def test_tenant_create_duplicate(self):
         # Tenant names should be unique
         tenant_name = data_utils.rand_name(name='tenant')
-        body = self.client.create_tenant(tenant_name)['tenant']
+        body = self.tenants_client.create_tenant(tenant_name)['tenant']
         tenant = body
         self.data.tenants.append(tenant)
         tenant1_id = body.get('id')
 
-        self.addCleanup(self.client.delete_tenant, tenant1_id)
+        self.addCleanup(self.tenants_client.delete_tenant, tenant1_id)
         self.addCleanup(self.data.tenants.remove, tenant)
-        self.assertRaises(lib_exc.Conflict, self.client.create_tenant,
+        self.assertRaises(lib_exc.Conflict, self.tenants_client.create_tenant,
                           tenant_name)
 
     @test.attr(type=['negative'])
@@ -91,7 +94,8 @@
         # Non-administrator user should not be authorized to create a tenant
         tenant_name = data_utils.rand_name(name='tenant')
         self.assertRaises(lib_exc.Forbidden,
-                          self.non_admin_client.create_tenant, tenant_name)
+                          self.non_admin_tenants_client.create_tenant,
+                          tenant_name)
 
     @test.attr(type=['negative'])
     @test.idempotent_id('a3ee9d7e-6920-4dd5-9321-d4b2b7f0a638')
@@ -100,7 +104,8 @@
         tenant_name = data_utils.rand_name(name='tenant')
         token = self.client.auth_provider.get_token()
         self.client.delete_token(token)
-        self.assertRaises(lib_exc.Unauthorized, self.client.create_tenant,
+        self.assertRaises(lib_exc.Unauthorized,
+                          self.tenants_client.create_tenant,
                           tenant_name)
         self.client.auth_provider.clear_auth()
 
@@ -108,7 +113,8 @@
     @test.idempotent_id('5a2e4ca9-b0c0-486c-9c48-64a94fba2395')
     def test_create_tenant_with_empty_name(self):
         # Tenant name should not be empty
-        self.assertRaises(lib_exc.BadRequest, self.client.create_tenant,
+        self.assertRaises(lib_exc.BadRequest,
+                          self.tenants_client.create_tenant,
                           name='')
 
     @test.attr(type=['negative'])
@@ -116,14 +122,15 @@
     def test_create_tenants_name_length_over_64(self):
         # Tenant name length should not be greater than 64 characters
         tenant_name = 'a' * 65
-        self.assertRaises(lib_exc.BadRequest, self.client.create_tenant,
+        self.assertRaises(lib_exc.BadRequest,
+                          self.tenants_client.create_tenant,
                           tenant_name)
 
     @test.attr(type=['negative'])
     @test.idempotent_id('bd20dc2a-9557-4db7-b755-f48d952ad706')
     def test_update_non_existent_tenant(self):
         # Attempt to update a non existent tenant should fail
-        self.assertRaises(lib_exc.NotFound, self.client.update_tenant,
+        self.assertRaises(lib_exc.NotFound, self.tenants_client.update_tenant,
                           str(uuid.uuid4().hex))
 
     @test.attr(type=['negative'])
@@ -131,20 +138,22 @@
     def test_tenant_update_by_unauthorized_user(self):
         # Non-administrator user should not be able to update a tenant
         tenant_name = data_utils.rand_name(name='tenant')
-        tenant = self.client.create_tenant(tenant_name)['tenant']
+        tenant = self.tenants_client.create_tenant(tenant_name)['tenant']
         self.data.tenants.append(tenant)
         self.assertRaises(lib_exc.Forbidden,
-                          self.non_admin_client.update_tenant, tenant['id'])
+                          self.non_admin_tenants_client.update_tenant,
+                          tenant['id'])
 
     @test.attr(type=['negative'])
     @test.idempotent_id('7a421573-72c7-4c22-a98e-ce539219c657')
     def test_tenant_update_request_without_token(self):
         # Request to update a tenant without a valid token should fail
         tenant_name = data_utils.rand_name(name='tenant')
-        tenant = self.client.create_tenant(tenant_name)['tenant']
+        tenant = self.tenants_client.create_tenant(tenant_name)['tenant']
         self.data.tenants.append(tenant)
         token = self.client.auth_provider.get_token()
         self.client.delete_token(token)
-        self.assertRaises(lib_exc.Unauthorized, self.client.update_tenant,
+        self.assertRaises(lib_exc.Unauthorized,
+                          self.tenants_client.update_tenant,
                           tenant['id'])
         self.client.auth_provider.clear_auth()
diff --git a/tempest/api/identity/admin/v2/test_tenants.py b/tempest/api/identity/admin/v2/test_tenants.py
index 4632b1e..8d0b9b1 100644
--- a/tempest/api/identity/admin/v2/test_tenants.py
+++ b/tempest/api/identity/admin/v2/test_tenants.py
@@ -28,19 +28,19 @@
         tenants = []
         for _ in moves.xrange(3):
             tenant_name = data_utils.rand_name(name='tenant-new')
-            tenant = self.client.create_tenant(tenant_name)['tenant']
+            tenant = self.tenants_client.create_tenant(tenant_name)['tenant']
             self.data.tenants.append(tenant)
             tenants.append(tenant)
         tenant_ids = map(lambda x: x['id'], tenants)
-        body = self.client.list_tenants()['tenants']
+        body = self.tenants_client.list_tenants()['tenants']
         found = [t for t in body if t['id'] in tenant_ids]
         self.assertEqual(len(found), len(tenants), 'Tenants not created')
 
         for tenant in tenants:
-            self.client.delete_tenant(tenant['id'])
+            self.tenants_client.delete_tenant(tenant['id'])
             self.data.tenants.remove(tenant)
 
-        body = self.client.list_tenants()['tenants']
+        body = self.tenants_client.list_tenants()['tenants']
         found = [tenant for tenant in body if tenant['id'] in tenant_ids]
         self.assertFalse(any(found), 'Tenants failed to delete')
 
@@ -49,60 +49,60 @@
         # Create tenant with a description
         tenant_name = data_utils.rand_name(name='tenant')
         tenant_desc = data_utils.rand_name(name='desc')
-        body = self.client.create_tenant(tenant_name,
-                                         description=tenant_desc)['tenant']
-        tenant = body
+        body = self.tenants_client.create_tenant(tenant_name,
+                                                 description=tenant_desc)
+        tenant = body['tenant']
         self.data.tenants.append(tenant)
-        tenant_id = body['id']
-        desc1 = body['description']
+        tenant_id = tenant['id']
+        desc1 = tenant['description']
         self.assertEqual(desc1, tenant_desc, 'Description should have '
                          'been sent in response for create')
-        body = self.client.show_tenant(tenant_id)['tenant']
+        body = self.tenants_client.show_tenant(tenant_id)['tenant']
         desc2 = body['description']
         self.assertEqual(desc2, tenant_desc, 'Description does not appear'
                          'to be set')
-        self.client.delete_tenant(tenant_id)
+        self.tenants_client.delete_tenant(tenant_id)
         self.data.tenants.remove(tenant)
 
     @test.idempotent_id('670bdddc-1cd7-41c7-b8e2-751cfb67df50')
     def test_tenant_create_enabled(self):
         # Create a tenant that is enabled
         tenant_name = data_utils.rand_name(name='tenant')
-        body = self.client.create_tenant(tenant_name, enabled=True)['tenant']
-        tenant = body
+        body = self.tenants_client.create_tenant(tenant_name, enabled=True)
+        tenant = body['tenant']
         self.data.tenants.append(tenant)
-        tenant_id = body['id']
-        en1 = body['enabled']
+        tenant_id = tenant['id']
+        en1 = tenant['enabled']
         self.assertTrue(en1, 'Enable should be True in response')
-        body = self.client.show_tenant(tenant_id)['tenant']
+        body = self.tenants_client.show_tenant(tenant_id)['tenant']
         en2 = body['enabled']
         self.assertTrue(en2, 'Enable should be True in lookup')
-        self.client.delete_tenant(tenant_id)
+        self.tenants_client.delete_tenant(tenant_id)
         self.data.tenants.remove(tenant)
 
     @test.idempotent_id('3be22093-b30f-499d-b772-38340e5e16fb')
     def test_tenant_create_not_enabled(self):
         # Create a tenant that is not enabled
         tenant_name = data_utils.rand_name(name='tenant')
-        body = self.client.create_tenant(tenant_name, enabled=False)['tenant']
-        tenant = body
+        body = self.tenants_client.create_tenant(tenant_name, enabled=False)
+        tenant = body['tenant']
         self.data.tenants.append(tenant)
-        tenant_id = body['id']
-        en1 = body['enabled']
+        tenant_id = tenant['id']
+        en1 = tenant['enabled']
         self.assertEqual('false', str(en1).lower(),
                          'Enable should be False in response')
-        body = self.client.show_tenant(tenant_id)['tenant']
+        body = self.tenants_client.show_tenant(tenant_id)['tenant']
         en2 = body['enabled']
         self.assertEqual('false', str(en2).lower(),
                          'Enable should be False in lookup')
-        self.client.delete_tenant(tenant_id)
+        self.tenants_client.delete_tenant(tenant_id)
         self.data.tenants.remove(tenant)
 
     @test.idempotent_id('781f2266-d128-47f3-8bdb-f70970add238')
     def test_tenant_update_name(self):
         # Update name attribute of a tenant
         t_name1 = data_utils.rand_name(name='tenant')
-        body = self.client.create_tenant(t_name1)['tenant']
+        body = self.tenants_client.create_tenant(t_name1)['tenant']
         tenant = body
         self.data.tenants.append(tenant)
 
@@ -110,18 +110,18 @@
         resp1_name = body['name']
 
         t_name2 = data_utils.rand_name(name='tenant2')
-        body = self.client.update_tenant(t_id, name=t_name2)['tenant']
+        body = self.tenants_client.update_tenant(t_id, name=t_name2)['tenant']
         resp2_name = body['name']
         self.assertNotEqual(resp1_name, resp2_name)
 
-        body = self.client.show_tenant(t_id)['tenant']
+        body = self.tenants_client.show_tenant(t_id)['tenant']
         resp3_name = body['name']
 
         self.assertNotEqual(resp1_name, resp3_name)
         self.assertEqual(t_name1, resp1_name)
         self.assertEqual(resp2_name, resp3_name)
 
-        self.client.delete_tenant(t_id)
+        self.tenants_client.delete_tenant(t_id)
         self.data.tenants.remove(tenant)
 
     @test.idempotent_id('859fcfe1-3a03-41ef-86f9-b19a47d1cd87')
@@ -129,26 +129,27 @@
         # Update description attribute of a tenant
         t_name = data_utils.rand_name(name='tenant')
         t_desc = data_utils.rand_name(name='desc')
-        body = self.client.create_tenant(t_name, description=t_desc)['tenant']
-        tenant = body
+        body = self.tenants_client.create_tenant(t_name, description=t_desc)
+        tenant = body['tenant']
         self.data.tenants.append(tenant)
 
-        t_id = body['id']
-        resp1_desc = body['description']
+        t_id = tenant['id']
+        resp1_desc = tenant['description']
 
         t_desc2 = data_utils.rand_name(name='desc2')
-        body = self.client.update_tenant(t_id, description=t_desc2)['tenant']
-        resp2_desc = body['description']
+        body = self.tenants_client.update_tenant(t_id, description=t_desc2)
+        updated_tenant = body['tenant']
+        resp2_desc = updated_tenant['description']
         self.assertNotEqual(resp1_desc, resp2_desc)
 
-        body = self.client.show_tenant(t_id)['tenant']
+        body = self.tenants_client.show_tenant(t_id)['tenant']
         resp3_desc = body['description']
 
         self.assertNotEqual(resp1_desc, resp3_desc)
         self.assertEqual(t_desc, resp1_desc)
         self.assertEqual(resp2_desc, resp3_desc)
 
-        self.client.delete_tenant(t_id)
+        self.tenants_client.delete_tenant(t_id)
         self.data.tenants.remove(tenant)
 
     @test.idempotent_id('8fc8981f-f12d-4c66-9972-2bdcf2bc2e1a')
@@ -156,24 +157,25 @@
         # Update the enabled attribute of a tenant
         t_name = data_utils.rand_name(name='tenant')
         t_en = False
-        body = self.client.create_tenant(t_name, enabled=t_en)['tenant']
-        tenant = body
+        body = self.tenants_client.create_tenant(t_name, enabled=t_en)
+        tenant = body['tenant']
         self.data.tenants.append(tenant)
 
-        t_id = body['id']
-        resp1_en = body['enabled']
+        t_id = tenant['id']
+        resp1_en = tenant['enabled']
 
         t_en2 = True
-        body = self.client.update_tenant(t_id, enabled=t_en2)['tenant']
-        resp2_en = body['enabled']
+        body = self.tenants_client.update_tenant(t_id, enabled=t_en2)
+        updated_tenant = body['tenant']
+        resp2_en = updated_tenant['enabled']
         self.assertNotEqual(resp1_en, resp2_en)
 
-        body = self.client.show_tenant(t_id)['tenant']
+        body = self.tenants_client.show_tenant(t_id)['tenant']
         resp3_en = body['enabled']
 
         self.assertNotEqual(resp1_en, resp3_en)
         self.assertEqual('false', str(resp1_en).lower())
         self.assertEqual(resp2_en, resp3_en)
 
-        self.client.delete_tenant(t_id)
+        self.tenants_client.delete_tenant(t_id)
         self.data.tenants.remove(tenant)
diff --git a/tempest/api/identity/admin/v2/test_tokens.py b/tempest/api/identity/admin/v2/test_tokens.py
index 0e7a480..cb9250b 100644
--- a/tempest/api/identity/admin/v2/test_tokens.py
+++ b/tempest/api/identity/admin/v2/test_tokens.py
@@ -27,7 +27,7 @@
         user_password = data_utils.rand_name(name='pass')
         # first:create a tenant
         tenant_name = data_utils.rand_name(name='tenant')
-        tenant = self.client.create_tenant(tenant_name)['tenant']
+        tenant = self.tenants_client.create_tenant(tenant_name)['tenant']
         self.data.tenants.append(tenant)
         # second:create a user
         user = self.client.create_user(user_name, user_password,
@@ -68,11 +68,11 @@
 
         # Create a couple tenants.
         tenant1_name = data_utils.rand_name(name='tenant')
-        tenant1 = self.client.create_tenant(tenant1_name)['tenant']
+        tenant1 = self.tenants_client.create_tenant(tenant1_name)['tenant']
         self.data.tenants.append(tenant1)
 
         tenant2_name = data_utils.rand_name(name='tenant')
-        tenant2 = self.client.create_tenant(tenant2_name)['tenant']
+        tenant2 = self.tenants_client.create_tenant(tenant2_name)['tenant']
         self.data.tenants.append(tenant2)
 
         # Create a role
diff --git a/tempest/api/identity/admin/v2/test_users.py b/tempest/api/identity/admin/v2/test_users.py
index 6341106..13d6137 100644
--- a/tempest/api/identity/admin/v2/test_users.py
+++ b/tempest/api/identity/admin/v2/test_users.py
@@ -146,7 +146,7 @@
         user_ids.append(user2['id'])
         self.data.users.append(user2)
         # List of users for the respective tenant ID
-        body = (self.client.list_tenant_users(self.data.tenant['id'])
+        body = (self.tenants_client.list_tenant_users(self.data.tenant['id'])
                 ['users'])
         for i in body:
             fetched_user_ids.append(i['id'])
@@ -182,7 +182,7 @@
                                             second_user['id'],
                                             role['id'])['role']
         # List of users with roles for the respective tenant ID
-        body = (self.client.list_tenant_users(self.data.tenant['id'])
+        body = (self.tenants_client.list_tenant_users(self.data.tenant['id'])
                 ['users'])
         for i in body:
             fetched_user_ids.append(i['id'])
diff --git a/tempest/api/identity/admin/v2/test_users_negative.py b/tempest/api/identity/admin/v2/test_users_negative.py
index a88053d..0c7afe8 100644
--- a/tempest/api/identity/admin/v2/test_users_negative.py
+++ b/tempest/api/identity/admin/v2/test_users_negative.py
@@ -247,4 +247,4 @@
         # List the users with invalid tenant id
         for invalid in invalid_id:
             self.assertRaises(lib_exc.NotFound,
-                              self.client.list_tenant_users, invalid)
+                              self.tenants_client.list_tenant_users, invalid)
diff --git a/tempest/api/identity/admin/v3/test_trusts.py b/tempest/api/identity/admin/v3/test_trusts.py
index a8b0af9..cc13918 100644
--- a/tempest/api/identity/admin/v3/test_trusts.py
+++ b/tempest/api/identity/admin/v3/test_trusts.py
@@ -115,7 +115,7 @@
             trustor_user_id=self.trustor_user_id,
             trustee_user_id=self.trustee_user_id,
             project_id=self.trustor_project_id,
-            role_names=[self.delegated_role],
+            roles=[{'name': self.delegated_role}],
             impersonation=impersonate,
             expires_at=expires)['trust']
         self.trust_id = trust_create['id']
diff --git a/tempest/api/identity/admin/v3/test_users.py b/tempest/api/identity/admin/v3/test_users.py
index 60abde7..e8d4a36 100644
--- a/tempest/api/identity/admin/v3/test_users.py
+++ b/tempest/api/identity/admin/v3/test_users.py
@@ -76,8 +76,8 @@
         self.addCleanup(self.client.delete_user, user['id'])
         # Update user with new password
         new_password = data_utils.rand_name('pass1')
-        self.client.update_user_password(user['id'], new_password,
-                                         original_password)
+        self.client.update_user_password(user['id'], password=new_password,
+                                         original_password=original_password)
         # TODO(lbragstad): Sleeping after the response status has been checked
         # and the body loaded as JSON allows requests to fail-fast. The sleep
         # is necessary because keystone will err on the side of security and
diff --git a/tempest/api/identity/base.py b/tempest/api/identity/base.py
index 0364f3a..03a0391 100644
--- a/tempest/api/identity/base.py
+++ b/tempest/api/identity/base.py
@@ -35,7 +35,7 @@
     @classmethod
     def disable_tenant(cls, tenant_name):
         tenant = cls.get_tenant_by_name(tenant_name)
-        cls.client.update_tenant(tenant['id'], enabled=False)
+        cls.tenants_client.update_tenant(tenant['id'], enabled=False)
 
     @classmethod
     def get_user_by_name(cls, name):
@@ -47,7 +47,7 @@
     @classmethod
     def get_tenant_by_name(cls, name):
         try:
-            tenants = cls.client.list_tenants()['tenants']
+            tenants = cls.tenants_client.list_tenants()['tenants']
         except AttributeError:
             tenants = cls.client.list_projects()['projects']
         tenant = [t for t in tenants if t['name'] == name]
@@ -75,6 +75,7 @@
         super(BaseIdentityV2Test, cls).setup_clients()
         cls.non_admin_client = cls.os.identity_public_client
         cls.non_admin_token_client = cls.os.token_client
+        cls.non_admin_tenants_client = cls.os.tenants_public_client
 
     @classmethod
     def resource_setup(cls):
@@ -95,11 +96,13 @@
         cls.client = cls.os_adm.identity_client
         cls.non_admin_client = cls.os.identity_client
         cls.token_client = cls.os_adm.token_client
+        cls.tenants_client = cls.os_adm.tenants_client
+        cls.non_admin_tenants_client = cls.os.tenants_client
 
     @classmethod
     def resource_setup(cls):
         super(BaseIdentityV2AdminTest, cls).resource_setup()
-        cls.data = DataGenerator(cls.client)
+        cls.data = DataGenerator(cls.client, cls.tenants_client)
 
     @classmethod
     def resource_cleanup(cls):
@@ -184,8 +187,10 @@
 
 class DataGenerator(object):
 
-        def __init__(self, client):
+        def __init__(self, client, tenants_client=None):
             self.client = client
+            # TODO(dmellado) split Datagenerator for v2 and v3
+            self.tenants_client = tenants_client
             self.users = []
             self.tenants = []
             self.roles = []
@@ -219,7 +224,7 @@
             """Set up a test tenant."""
             self.test_tenant = data_utils.rand_name('test_tenant')
             self.test_description = data_utils.rand_name('desc')
-            self.tenant = self.client.create_tenant(
+            self.tenant = self.tenants_client.create_tenant(
                 name=self.test_tenant,
                 description=self.test_description)['tenant']
             self.tenants.append(self.tenant)
@@ -287,7 +292,7 @@
             for user in self.users:
                 self._try_wrapper(self.client.delete_user, user)
             for tenant in self.tenants:
-                self._try_wrapper(self.client.delete_tenant, tenant)
+                self._try_wrapper(self.tenants_client.delete_tenant, tenant)
             for role in self.roles:
                 self._try_wrapper(self.client.delete_role, role)
             for v3_user in self.v3_users:
diff --git a/tempest/api/identity/v2/test_tenants.py b/tempest/api/identity/v2/test_tenants.py
index 1fcff8d..4e31557 100644
--- a/tempest/api/identity/v2/test_tenants.py
+++ b/tempest/api/identity/v2/test_tenants.py
@@ -26,7 +26,7 @@
     @test.idempotent_id('ecae2459-243d-4ba1-ad02-65f15dc82b78')
     def test_list_tenants_returns_only_authorized_tenants(self):
         alt_tenant_name = self.alt_manager.credentials.credentials.tenant_name
-        resp = self.non_admin_client.list_tenants()
+        resp = self.non_admin_tenants_client.list_tenants()
 
         # check that user can see only that tenants that he presents in so user
         # can successfully authenticate using his credentials and tenant name
diff --git a/tempest/api/identity/v3/test_users.py b/tempest/api/identity/v3/test_users.py
index 2bab5d1..93814d3 100644
--- a/tempest/api/identity/v3/test_users.py
+++ b/tempest/api/identity/v3/test_users.py
@@ -50,13 +50,13 @@
         # to change password back. important for allow_tenant_isolation = false
         self.addCleanup(
             self.non_admin_client_for_cleanup.update_user_password,
-            user_id=user_id,
+            user_id,
             password=old_pass,
             original_password=new_pass)
 
         # user updates own password
         self.non_admin_client.update_user_password(
-            user_id=user_id, password=new_pass, original_password=old_pass)
+            user_id, password=new_pass, original_password=old_pass)
 
         # TODO(lbragstad): Sleeping after the response status has been checked
         # and the body loaded as JSON allows requests to fail-fast. The sleep
diff --git a/tempest/api/image/v2/test_images_member.py b/tempest/api/image/v2/test_images_member.py
index 98ff64b..bb73318 100644
--- a/tempest/api/image/v2/test_images_member.py
+++ b/tempest/api/image/v2/test_images_member.py
@@ -19,8 +19,8 @@
     @test.idempotent_id('5934c6ea-27dc-4d6e-9421-eeb5e045494a')
     def test_image_share_accept(self):
         image_id = self._create_image()
-        member = self.os_img_client.add_image_member(image_id,
-                                                     member=self.alt_tenant_id)
+        member = self.os_img_client.create_image_member(
+            image_id, member=self.alt_tenant_id)
         self.assertEqual(member['member_id'], self.alt_tenant_id)
         self.assertEqual(member['image_id'], image_id)
         self.assertEqual(member['status'], 'pending')
@@ -40,8 +40,8 @@
     @test.idempotent_id('d9e83e5f-3524-4b38-a900-22abcb26e90e')
     def test_image_share_reject(self):
         image_id = self._create_image()
-        member = self.os_img_client.add_image_member(image_id,
-                                                     member=self.alt_tenant_id)
+        member = self.os_img_client.create_image_member(
+            image_id, member=self.alt_tenant_id)
         self.assertEqual(member['member_id'], self.alt_tenant_id)
         self.assertEqual(member['image_id'], image_id)
         self.assertEqual(member['status'], 'pending')
@@ -54,8 +54,8 @@
     @test.idempotent_id('a6ee18b9-4378-465e-9ad9-9a6de58a3287')
     def test_get_image_member(self):
         image_id = self._create_image()
-        self.os_img_client.add_image_member(image_id,
-                                            member=self.alt_tenant_id)
+        self.os_img_client.create_image_member(
+            image_id, member=self.alt_tenant_id)
         self.alt_img_client.update_image_member(image_id,
                                                 self.alt_tenant_id,
                                                 status='accepted')
@@ -70,8 +70,8 @@
     @test.idempotent_id('72989bc7-2268-48ed-af22-8821e835c914')
     def test_remove_image_member(self):
         image_id = self._create_image()
-        self.os_img_client.add_image_member(image_id,
-                                            member=self.alt_tenant_id)
+        self.os_img_client.create_image_member(
+            image_id, member=self.alt_tenant_id)
         self.alt_img_client.update_image_member(image_id,
                                                 self.alt_tenant_id,
                                                 status='accepted')
@@ -93,8 +93,8 @@
     @test.idempotent_id('cb961424-3f68-4d21-8e36-30ad66fb6bfb')
     def test_get_private_image(self):
         image_id = self._create_image()
-        member = self.os_img_client.add_image_member(image_id,
-                                                     member=self.alt_tenant_id)
+        member = self.os_img_client.create_image_member(
+            image_id, member=self.alt_tenant_id)
         self.assertEqual(member['member_id'], self.alt_tenant_id)
         self.assertEqual(member['image_id'], image_id)
         self.assertEqual(member['status'], 'pending')
diff --git a/tempest/api/image/v2/test_images_member_negative.py b/tempest/api/image/v2/test_images_member_negative.py
index d5ea291..eb90719 100644
--- a/tempest/api/image/v2/test_images_member_negative.py
+++ b/tempest/api/image/v2/test_images_member_negative.py
@@ -22,8 +22,8 @@
     @test.idempotent_id('b79efb37-820d-4cf0-b54c-308b00cf842c')
     def test_image_share_invalid_status(self):
         image_id = self._create_image()
-        member = self.os_img_client.add_image_member(image_id,
-                                                     member=self.alt_tenant_id)
+        member = self.os_img_client.create_image_member(
+            image_id, member=self.alt_tenant_id)
         self.assertEqual(member['status'], 'pending')
         self.assertRaises(lib_exc.BadRequest,
                           self.alt_img_client.update_image_member,
@@ -34,8 +34,8 @@
     @test.idempotent_id('27002f74-109e-4a37-acd0-f91cd4597967')
     def test_image_share_owner_cannot_accept(self):
         image_id = self._create_image()
-        member = self.os_img_client.add_image_member(image_id,
-                                                     member=self.alt_tenant_id)
+        member = self.os_img_client.create_image_member(
+            image_id, member=self.alt_tenant_id)
         self.assertEqual(member['status'], 'pending')
         self.assertNotIn(image_id, self._list_image_ids_as_alt())
         self.assertRaises(lib_exc.Forbidden,
diff --git a/tempest/api/volume/admin/test_volumes_backup.py b/tempest/api/volume/admin/test_volumes_backup.py
index 0399413..ed34a9b 100644
--- a/tempest/api/volume/admin/test_volumes_backup.py
+++ b/tempest/api/volume/admin/test_volumes_backup.py
@@ -48,7 +48,7 @@
         # Create backup
         backup_name = data_utils.rand_name('Backup')
         create_backup = self.backups_adm_client.create_backup
-        backup = create_backup(self.volume['id'],
+        backup = create_backup(volume_id=self.volume['id'],
                                name=backup_name)['backup']
         self.addCleanup(self.backups_adm_client.delete_backup,
                         backup['id'])
@@ -85,9 +85,8 @@
     def test_volume_backup_export_import(self):
         # Create backup
         backup_name = data_utils.rand_name('Backup')
-        backup = (self.backups_adm_client.create_backup(self.volume['id'],
-                                                        name=backup_name)
-                  ['backup'])
+        backup = (self.backups_adm_client.create_backup(
+            volume_id=self.volume['id'], name=backup_name)['backup'])
         self.addCleanup(self._delete_backup, backup['id'])
         self.assertEqual(backup_name, backup['name'])
         self.backups_adm_client.wait_for_backup_status(backup['id'],
diff --git a/tempest/clients.py b/tempest/clients.py
index 0a3f2dd..f40e0ea 100644
--- a/tempest/clients.py
+++ b/tempest/clients.py
@@ -50,7 +50,7 @@
 from tempest_lib.services.compute.security_group_default_rules_client import \
     SecurityGroupDefaultRulesClient
 from tempest_lib.services.compute.security_groups_client import \
-    SecurityGroupsClient
+    SecurityGroupsClient as ComputeSecurityGroupsClient
 from tempest_lib.services.compute.services_client import ServicesClient
 from tempest_lib.services.compute.snapshots_client import \
     SnapshotsClient as ComputeSnapshotsClient
@@ -89,6 +89,8 @@
     DatabaseVersionsClient
 from tempest.services.identity.v2.json.identity_client import \
     IdentityClient
+from tempest.services.identity.v2.json.tenants_client import \
+    TenantsClient
 from tempest.services.identity.v3.json.credentials_client import \
     CredentialsClient as CredentialsV3Client
 from tempest.services.identity.v3.json.endpoints_client import \
@@ -358,7 +360,7 @@
             self.auth_provider, **params)
         self.security_group_rules_client = SecurityGroupRulesClient(
             self.auth_provider, **params)
-        self.security_groups_client = SecurityGroupsClient(
+        self.compute_security_groups_client = ComputeSecurityGroupsClient(
             self.auth_provider, **params)
         self.interfaces_client = InterfacesClient(self.auth_provider,
                                                   **params)
@@ -423,12 +425,16 @@
         # Client uses admin endpoint type of Keystone API v2
         self.identity_client = IdentityClient(self.auth_provider,
                                               **params_v2_admin)
+        self.tenants_client = TenantsClient(self.auth_provider,
+                                            **params_v2_admin)
         params_v2_public = params.copy()
         params_v2_public['endpoint_type'] = (
             CONF.identity.v2_public_endpoint_type)
         # Client uses public endpoint type of Keystone API v2
         self.identity_public_client = IdentityClient(self.auth_provider,
                                                      **params_v2_public)
+        self.tenants_public_client = TenantsClient(self.auth_provider,
+                                                   **params_v2_public)
         params_v3 = params.copy()
         params_v3['endpoint_type'] = CONF.identity.v3_endpoint_type
         # Clients below use the endpoint type of Keystone API v3
diff --git a/tempest/cmd/account_generator.py b/tempest/cmd/account_generator.py
index 613fb26..64c9b00 100755
--- a/tempest/cmd/account_generator.py
+++ b/tempest/cmd/account_generator.py
@@ -93,6 +93,7 @@
 from tempest import config
 from tempest import exceptions as exc
 from tempest.services.identity.v2.json import identity_client
+from tempest.services.identity.v2.json import tenants_client
 from tempest.services.network.json import network_client
 from tempest.services.network.json import networks_client
 from tempest.services.network.json import subnets_client
@@ -138,6 +139,13 @@
         endpoint_type='adminURL',
         **params
     )
+    tenants_admin = tenants_client.TenantsClient(
+        _auth,
+        CONF.identity.catalog_type,
+        CONF.identity.region,
+        endpoint_type='adminURL',
+        **params
+    )
     network_admin = None
     networks_admin = None
     subnets_admin = None
@@ -163,12 +171,12 @@
             CONF.network.region or CONF.identity.region,
             endpoint_type='adminURL',
             **params)
-    return (identity_admin, neutron_iso_networks, network_admin,
+    return (identity_admin, tenants_admin, neutron_iso_networks, network_admin,
             networks_admin, subnets_admin)
 
 
 def create_resources(opts, resources):
-    (identity_admin, neutron_iso_networks,
+    (identity_admin, tenants_admin, neutron_iso_networks,
      network_admin, networks_admin, subnets_admin) = get_admin_clients(opts)
     roles = identity_admin.list_roles()['roles']
     for u in resources['users']:
@@ -180,22 +188,22 @@
                 msg = "Role: %s doesn't exist" % r
                 raise exc.InvalidConfiguration(msg)
             u['role_ids'] += [role['id']]
-    existing = [x['name'] for x in identity_admin.list_tenants()['tenants']]
+    existing = [x['name'] for x in tenants_admin.list_tenants()['tenants']]
     for tenant in resources['tenants']:
         if tenant not in existing:
-            identity_admin.create_tenant(tenant)
+            tenants_admin.create_tenant(tenant)
         else:
             LOG.warn("Tenant '%s' already exists in this environment" % tenant)
     LOG.info('Tenants created')
     for u in resources['users']:
         try:
-            tenant = identity.get_tenant_by_name(identity_admin, u['tenant'])
+            tenant = identity.get_tenant_by_name(tenants_admin, u['tenant'])
         except tempest_lib.exceptions.NotFound:
             LOG.error("Tenant: %s - not found" % u['tenant'])
             continue
         while True:
             try:
-                identity.get_user_by_username(identity_admin,
+                identity.get_user_by_username(tenants_admin,
                                               tenant['id'], u['name'])
             except tempest_lib.exceptions.NotFound:
                 identity_admin.create_user(
@@ -211,7 +219,7 @@
     LOG.info('Users created')
     if neutron_iso_networks:
         for u in resources['users']:
-            tenant = identity.get_tenant_by_name(identity_admin, u['tenant'])
+            tenant = identity.get_tenant_by_name(tenants_admin, u['tenant'])
             network_name, router_name = create_network_resources(
                 network_admin, networks_admin, subnets_admin, tenant['id'],
                 u['name'])
@@ -220,12 +228,12 @@
         LOG.info('Networks created')
     for u in resources['users']:
         try:
-            tenant = identity.get_tenant_by_name(identity_admin, u['tenant'])
+            tenant = identity.get_tenant_by_name(tenants_admin, u['tenant'])
         except tempest_lib.exceptions.NotFound:
             LOG.error("Tenant: %s - not found" % u['tenant'])
             continue
         try:
-            user = identity.get_user_by_username(identity_admin,
+            user = identity.get_user_by_username(tenants_admin,
                                                  tenant['id'], u['name'])
         except tempest_lib.exceptions.NotFound:
             LOG.error("User: %s - not found" % u['user'])
diff --git a/tempest/cmd/cleanup_service.py b/tempest/cmd/cleanup_service.py
index 98af9c1..b5b78c6 100644
--- a/tempest/cmd/cleanup_service.py
+++ b/tempest/cmd/cleanup_service.py
@@ -85,10 +85,10 @@
 def _get_network_id(net_name, tenant_name):
     am = credentials.AdminManager()
     net_cl = am.networks_client
-    id_cl = am.identity_client
+    tn_cl = am.tenants_client
 
     networks = net_cl.list_networks()
-    tenant = identity.get_tenant_by_name(id_cl, tenant_name)
+    tenant = identity.get_tenant_by_name(tn_cl, tenant_name)
     t_id = tenant['id']
     n_id = None
     for net in networks['networks']:
@@ -269,7 +269,7 @@
 class SecurityGroupService(BaseService):
     def __init__(self, manager, **kwargs):
         super(SecurityGroupService, self).__init__(kwargs)
-        self.client = manager.security_groups_client
+        self.client = manager.compute_security_groups_client
 
     def list(self):
         client = self.client
@@ -895,9 +895,12 @@
 
 class TenantService(IdentityService):
 
+    def __init__(self, manager, **kwargs):
+        super(TenantService, self).__init__(kwargs)
+        self.client = manager.tenants_client
+
     def list(self):
-        client = self.client
-        tenants = client.list_tenants()['tenants']
+        tenants = self.client.list_tenants()['tenants']
         if not self.is_save_state:
             tenants = [tenant for tenant in tenants if (tenant['id']
                        not in self.saved_state_json['tenants'].keys()
@@ -911,11 +914,10 @@
         return tenants
 
     def delete(self):
-        client = self.client
         tenants = self.list()
         for tenant in tenants:
             try:
-                client.delete_tenant(tenant['id'])
+                self.client.delete_tenant(tenant['id'])
             except Exception:
                 LOG.exception("Delete Tenant exception.")
 
diff --git a/tempest/cmd/javelin.py b/tempest/cmd/javelin.py
index c98073b..826d8e8 100755
--- a/tempest/cmd/javelin.py
+++ b/tempest/cmd/javelin.py
@@ -128,6 +128,7 @@
 from tempest.services.compute.json import security_group_rules_client
 from tempest.services.compute.json import servers_client
 from tempest.services.identity.v2.json import identity_client
+from tempest.services.identity.v2.json import tenants_client
 from tempest.services.image.v2.json import images_client
 from tempest.services.network.json import network_client
 from tempest.services.network.json import subnets_client
@@ -199,6 +200,12 @@
             CONF.identity.region,
             endpoint_type='adminURL',
             **default_params_with_timeout_values)
+        self.tenants = tenants_client.TenantsClient(
+            _auth,
+            CONF.identity.catalog_type,
+            CONF.identity.region,
+            endpoint_type='adminURL',
+            **default_params_with_timeout_values)
         self.servers = servers_client.ServersClient(_auth,
                                                     **compute_params)
         self.flavors = flavors_client.FlavorsClient(_auth,
@@ -291,11 +298,11 @@
     Don't create the tenants if they already exist.
     """
     admin = keystone_admin()
-    body = admin.identity.list_tenants()['tenants']
+    body = admin.tenants.list_tenants()['tenants']
     existing = [x['name'] for x in body]
     for tenant in tenants:
         if tenant not in existing:
-            admin.identity.create_tenant(tenant)['tenant']
+            admin.tenants.create_tenant(tenant)['tenant']
         else:
             LOG.warn("Tenant '%s' already exists in this environment" % tenant)
 
@@ -303,8 +310,8 @@
 def destroy_tenants(tenants):
     admin = keystone_admin()
     for tenant in tenants:
-        tenant_id = identity.get_tenant_by_name(admin.identity, tenant)['id']
-        admin.identity.delete_tenant(tenant_id)
+        tenant_id = identity.get_tenant_by_name(admin.tenant, tenant)['id']
+        admin.tenants.delete_tenant(tenant_id)
 
 ##############
 #
@@ -355,7 +362,7 @@
     admin = keystone_admin()
     for u in users:
         try:
-            tenant = identity.get_tenant_by_name(admin.identity, u['tenant'])
+            tenant = identity.get_tenant_by_name(admin.tenants, u['tenant'])
         except lib_exc.NotFound:
             LOG.error("Tenant: %s - not found" % u['tenant'])
             continue
@@ -374,7 +381,7 @@
 def destroy_users(users):
     admin = keystone_admin()
     for user in users:
-        tenant_id = identity.get_tenant_by_name(admin.identity,
+        tenant_id = identity.get_tenant_by_name(admin.tenants,
                                                 user['tenant'])['id']
         user_id = identity.get_user_by_username(admin.identity,
                                                 tenant_id, user['name'])['id']
@@ -386,7 +393,7 @@
     LOG.info("Collecting users")
     admin = keystone_admin()
     for u in users:
-        tenant = identity.get_tenant_by_name(admin.identity, u['tenant'])
+        tenant = identity.get_tenant_by_name(admin.tenants, u['tenant'])
         u['tenant_id'] = tenant['id']
         USERS[u['name']] = u
         body = identity.get_user_by_username(admin.identity,
diff --git a/tempest/cmd/run_stress.py b/tempest/cmd/run_stress.py
old mode 100755
new mode 100644
index 80f1b85..f99e5d9
--- a/tempest/cmd/run_stress.py
+++ b/tempest/cmd/run_stress.py
@@ -23,6 +23,7 @@
     # unittest in python 2.6 does not contain loader, so uses unittest2
     from unittest2 import loader
 
+from cliff import command
 from oslo_log import log as logging
 from oslo_serialization import jsonutils as json
 from testtools import testsuite
@@ -70,29 +71,42 @@
     return tests
 
 
-parser = argparse.ArgumentParser(description='Run stress tests')
-parser.add_argument('-d', '--duration', default=300, type=int,
-                    help="Duration of test in secs")
-parser.add_argument('-s', '--serial', action='store_true',
-                    help="Trigger running tests serially")
-parser.add_argument('-S', '--stop', action='store_true',
-                    default=False, help="Stop on first error")
-parser.add_argument('-n', '--number', type=int,
-                    help="How often an action is executed for each process")
-group = parser.add_mutually_exclusive_group(required=True)
-group.add_argument('-a', '--all', action='store_true',
-                   help="Execute all stress tests")
-parser.add_argument('-T', '--type',
-                    help="Filters tests of a certain type (e.g. gate)")
-parser.add_argument('-i', '--call-inherited', action='store_true',
-                    default=False,
-                    help="Call also inherited function with stress attribute")
-group.add_argument('-t', "--tests", nargs='?',
-                   help="Name of the file with test description")
+class TempestRunStress(command.Command):
+
+    def get_parser(self, prog_name):
+        pa = super(TempestRunStress, self).get_parser(prog_name)
+        pa = add_arguments(pa)
+        return pa
+
+    def take_action(self, pa):
+        return action(pa)
 
 
-def main():
-    ns = parser.parse_args()
+def add_arguments(parser):
+    parser.add_argument('-d', '--duration', default=300, type=int,
+                        help="Duration of test in secs")
+    parser.add_argument('-s', '--serial', action='store_true',
+                        help="Trigger running tests serially")
+    parser.add_argument('-S', '--stop', action='store_true',
+                        default=False, help="Stop on first error")
+    parser.add_argument('-n', '--number', type=int,
+                        help="How often an action is executed for each "
+                        "process")
+    group = parser.add_mutually_exclusive_group(required=True)
+    group.add_argument('-a', '--all', action='store_true',
+                       help="Execute all stress tests")
+    parser.add_argument('-T', '--type',
+                        help="Filters tests of a certain type (e.g. gate)")
+    parser.add_argument('-i', '--call-inherited', action='store_true',
+                        default=False,
+                        help="Call also inherited function with stress "
+                        "attribute")
+    group.add_argument('-t', "--tests", nargs='?',
+                       help="Name of the file with test description")
+    return parser
+
+
+def action(ns):
     result = 0
     if not ns.all:
         tests = json.load(open(ns.tests, 'r'))
@@ -121,6 +135,15 @@
     return result
 
 
+def main():
+    LOG.warning("Deprecated: Use 'tempest run-stress' instead. "
+                "The old entrypoint will be removed in a future release.")
+    parser = argparse.ArgumentParser(description='Run stress tests')
+    pa = add_arguments(parser)
+    ns = pa.parse_args()
+    return action(ns)
+
+
 if __name__ == "__main__":
     try:
         sys.exit(main())
diff --git a/tempest/common/cred_client.py b/tempest/common/cred_client.py
index 13baafb..94515dc 100644
--- a/tempest/common/cred_client.py
+++ b/tempest/common/cred_client.py
@@ -31,9 +31,12 @@
      admin credentials used for generating credentials.
     """
 
-    def __init__(self, identity_client):
+    def __init__(self, identity_client, projects_client=None):
         # The client implies version and credentials
         self.identity_client = identity_client
+        # this is temporary until the v3 project client is
+        # separated, then projects_client will become mandatory
+        self.projects_client = projects_client or identity_client
 
     def create_user(self, username, password, project, email):
         user = self.identity_client.create_user(
@@ -91,8 +94,11 @@
 
 class V2CredsClient(CredsClient):
 
+    def __init__(self, identity_client, projects_client):
+        super(V2CredsClient, self).__init__(identity_client, projects_client)
+
     def create_project(self, name, description):
-        tenant = self.identity_client.create_tenant(
+        tenant = self.projects_client.create_tenant(
             name=name, description=description)['tenant']
         return tenant
 
@@ -108,7 +114,7 @@
             password=password)
 
     def delete_project(self, project_id):
-        self.identity_client.delete_tenant(project_id)
+        self.projects_client.delete_tenant(project_id)
 
 
 class V3CredsClient(CredsClient):
@@ -152,8 +158,10 @@
         return roles
 
 
-def get_creds_client(identity_client, project_domain_name=None):
+def get_creds_client(identity_client,
+                     projects_client=None,
+                     project_domain_name=None):
     if isinstance(identity_client, v2_identity.IdentityClient):
-        return V2CredsClient(identity_client)
+        return V2CredsClient(identity_client, projects_client)
     else:
         return V3CredsClient(identity_client, project_domain_name)
diff --git a/tempest/common/dynamic_creds.py b/tempest/common/dynamic_creds.py
index e950c3e..813d94f 100644
--- a/tempest/common/dynamic_creds.py
+++ b/tempest/common/dynamic_creds.py
@@ -57,7 +57,8 @@
         self._creds = {}
         self.ports = []
         self.default_admin_creds = admin_creds
-        (self.identity_admin_client, self.network_admin_client,
+        (self.identity_admin_client, self.tenants_admin_client,
+         self.network_admin_client,
          self.networks_admin_client,
          self.subnets_admin_client,
          self.ports_admin_client) = self._get_admin_clients()
@@ -69,7 +70,9 @@
                 self.default_admin_creds.project_domain_name or
                 self.credentials_domain)
         self.creds_client = cred_client.get_creds_client(
-            self.identity_admin_client, self.creds_domain_name)
+            self.identity_admin_client,
+            self.tenants_admin_client,
+            self.creds_domain_name)
 
     def _get_admin_clients(self):
         """Returns a tuple with instances of the following admin clients
@@ -80,10 +83,10 @@
         """
         os = clients.Manager(self.default_admin_creds)
         if self.identity_version == 'v2':
-            return (os.identity_client, os.network_client, os.networks_client,
-                    os.subnets_client, os.ports_client)
+            return (os.identity_client, os.tenants_client, os.network_client,
+                    os.networks_client, os.subnets_client, os.ports_client)
         else:
-            return (os.identity_v3_client, os.network_client,
+            return (os.identity_v3_client, None, os.network_client,
                     os.networks_client, os.subnets_client, os.ports_client)
 
     def _create_creds(self, suffix="", admin=False, roles=None):
diff --git a/tempest/common/validation_resources.py b/tempest/common/validation_resources.py
index 1908b68..f526299 100644
--- a/tempest/common/validation_resources.py
+++ b/tempest/common/validation_resources.py
@@ -23,7 +23,7 @@
 
 
 def create_ssh_security_group(os, add_rule=False):
-    security_groups_client = os.security_groups_client
+    security_groups_client = os.compute_security_groups_client
     security_group_rules_client = os.security_group_rules_client
     sg_name = data_utils.rand_name('securitygroup-')
     sg_description = data_utils.rand_name('description-')
@@ -81,7 +81,7 @@
                 if not has_exception:
                     has_exception = exc
         if 'security_group' in validation_data:
-            security_group_client = os.security_groups_client
+            security_group_client = os.compute_security_groups_client
             sec_id = validation_data['security_group']['id']
             try:
                 security_group_client.delete_security_group(sec_id)
diff --git a/tempest/scenario/manager.py b/tempest/scenario/manager.py
index 802908d..3e6a947 100644
--- a/tempest/scenario/manager.py
+++ b/tempest/scenario/manager.py
@@ -55,7 +55,8 @@
         cls.images_client = cls.manager.images_client
         cls.keypairs_client = cls.manager.keypairs_client
         # Nova security groups client
-        cls.security_groups_client = cls.manager.security_groups_client
+        cls.compute_security_groups_client = (
+            cls.manager.compute_security_groups_client)
         cls.security_group_rules_client = (
             cls.manager.security_group_rules_client)
         cls.servers_client = cls.manager.servers_client
@@ -286,7 +287,7 @@
         return volume
 
     def _create_loginable_secgroup_rule(self, secgroup_id=None):
-        _client = self.security_groups_client
+        _client = self.compute_security_groups_client
         _client_rules = self.security_group_rules_client
         if secgroup_id is None:
             sgs = _client.list_security_groups()['security_groups']
@@ -328,13 +329,14 @@
         # Create security group
         sg_name = data_utils.rand_name(self.__class__.__name__)
         sg_desc = sg_name + " description"
-        secgroup = self.security_groups_client.create_security_group(
+        secgroup = self.compute_security_groups_client.create_security_group(
             name=sg_name, description=sg_desc)['security_group']
         self.assertEqual(secgroup['name'], sg_name)
         self.assertEqual(secgroup['description'], sg_desc)
-        self.addCleanup(self.delete_wrapper,
-                        self.security_groups_client.delete_security_group,
-                        secgroup['id'])
+        self.addCleanup(
+            self.delete_wrapper,
+            self.compute_security_groups_client.delete_security_group,
+            secgroup['id'])
 
         # Add rules to the security group
         self._create_loginable_secgroup_rule(secgroup['id'])
diff --git a/tempest/scenario/test_large_ops.py b/tempest/scenario/test_large_ops.py
index f45fb3a..b549ecb 100644
--- a/tempest/scenario/test_large_ops.py
+++ b/tempest/scenario/test_large_ops.py
@@ -85,11 +85,12 @@
         # Explicitly create secgroup to avoid cleanup at the end of testcases.
         # Since no traffic is tested, we don't need to actually add rules to
         # secgroup
-        secgroup = self.security_groups_client.create_security_group(
+        secgroup = self.compute_security_groups_client.create_security_group(
             name='secgroup-%s' % name,
             description='secgroup-desc-%s' % name)['security_group']
-        self.addCleanupClass(self.security_groups_client.delete_security_group,
-                             secgroup['id'])
+        self.addCleanupClass(
+            self.compute_security_groups_client.delete_security_group,
+            secgroup['id'])
         create_kwargs = {
             'min_count': CONF.scenario.large_ops_number,
             'security_groups': [{'name': secgroup['name']}]
diff --git a/tempest/services/compute/json/base.py b/tempest/services/compute/json/base.py
new file mode 100644
index 0000000..02e9f8b
--- /dev/null
+++ b/tempest/services/compute/json/base.py
@@ -0,0 +1,25 @@
+# Copyright 2015 NEC Corporation.  All rights reserved.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+from tempest.common import service_client
+
+
+class BaseComputeClient(service_client.ServiceClient):
+    api_microversion = None
+
+    def get_headers(self):
+        headers = super(BaseComputeClient, self).get_headers()
+        if self.api_microversion:
+            headers['X-OpenStack-Nova-API-Version'] = self.api_microversion
+        return headers
diff --git a/tempest/services/identity/v2/json/identity_client.py b/tempest/services/identity/v2/json/identity_client.py
index 3e7a598..f80e22d 100644
--- a/tempest/services/identity/v2/json/identity_client.py
+++ b/tempest/services/identity/v2/json/identity_client.py
@@ -44,24 +44,6 @@
         body = json.loads(body)
         return service_client.ResponseBody(resp, body)
 
-    def create_tenant(self, name, **kwargs):
-        """Create a tenant
-
-        name (required): New tenant name
-        description: Description of new tenant (default is none)
-        enabled <true|false>: Initial tenant status (default is true)
-        """
-        post_body = {
-            'name': name,
-            'description': kwargs.get('description', ''),
-            'enabled': kwargs.get('enabled', True),
-        }
-        post_body = json.dumps({'tenant': post_body})
-        resp, body = self.post('tenants', post_body)
-        self.expected_success(200, resp.status)
-        body = json.loads(body)
-        return service_client.ResponseBody(resp, body)
-
     def delete_role(self, role_id):
         """Delete a role."""
         resp, body = self.delete('OS-KSADM/roles/%s' % str(role_id))
@@ -91,19 +73,6 @@
         self.expected_success(204, resp.status)
         return service_client.ResponseBody(resp, body)
 
-    def delete_tenant(self, tenant_id):
-        """Delete a tenant."""
-        resp, body = self.delete('tenants/%s' % str(tenant_id))
-        self.expected_success(204, resp.status)
-        return service_client.ResponseBody(resp, body)
-
-    def show_tenant(self, tenant_id):
-        """Get tenant details."""
-        resp, body = self.get('tenants/%s' % str(tenant_id))
-        self.expected_success(200, resp.status)
-        body = json.loads(body)
-        return service_client.ResponseBody(resp, body)
-
     def list_roles(self):
         """Returns roles."""
         resp, body = self.get('OS-KSADM/roles')
@@ -111,31 +80,6 @@
         body = json.loads(body)
         return service_client.ResponseBody(resp, body)
 
-    def list_tenants(self):
-        """Returns tenants."""
-        resp, body = self.get('tenants')
-        self.expected_success(200, resp.status)
-        body = json.loads(body)
-        return service_client.ResponseBody(resp, body)
-
-    def update_tenant(self, tenant_id, **kwargs):
-        """Updates a tenant."""
-        body = self.show_tenant(tenant_id)['tenant']
-        name = kwargs.get('name', body['name'])
-        desc = kwargs.get('description', body['description'])
-        en = kwargs.get('enabled', body['enabled'])
-        post_body = {
-            'id': tenant_id,
-            'name': name,
-            'description': desc,
-            'enabled': en,
-        }
-        post_body = json.dumps({'tenant': post_body})
-        resp, body = self.post('tenants/%s' % tenant_id, post_body)
-        self.expected_success(200, resp.status)
-        body = json.loads(body)
-        return service_client.ResponseBody(resp, body)
-
     def create_user(self, name, password, tenant_id, email, **kwargs):
         """Create a user."""
         post_body = {
@@ -205,13 +149,6 @@
         self.expected_success(204, resp.status)
         return service_client.ResponseBody(resp, body)
 
-    def list_tenant_users(self, tenant_id):
-        """List users for a Tenant."""
-        resp, body = self.get('/tenants/%s/users' % tenant_id)
-        self.expected_success(200, resp.status)
-        body = json.loads(body)
-        return service_client.ResponseBody(resp, body)
-
     def create_service(self, name, type, **kwargs):
         """Create a service."""
         post_body = {
diff --git a/tempest/services/identity/v2/json/tenants_client.py b/tempest/services/identity/v2/json/tenants_client.py
new file mode 100644
index 0000000..937ae6f
--- /dev/null
+++ b/tempest/services/identity/v2/json/tenants_client.py
@@ -0,0 +1,84 @@
+# Copyright 2015 Red Hat, Inc.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+from oslo_serialization import jsonutils as json
+
+from tempest.common import service_client
+
+
+class TenantsClient(service_client.ServiceClient):
+    api_version = "v2.0"
+
+    def create_tenant(self, name, **kwargs):
+        """Create a tenant
+
+        name (required): New tenant name
+        description: Description of new tenant (default is none)
+        enabled <true|false>: Initial tenant status (default is true)
+        """
+        post_body = {
+            'name': name,
+            'description': kwargs.get('description', ''),
+            'enabled': kwargs.get('enabled', True),
+        }
+        post_body = json.dumps({'tenant': post_body})
+        resp, body = self.post('tenants', post_body)
+        self.expected_success(200, resp.status)
+        body = json.loads(body)
+        return service_client.ResponseBody(resp, body)
+
+    def delete_tenant(self, tenant_id):
+        """Delete a tenant."""
+        resp, body = self.delete('tenants/%s' % str(tenant_id))
+        self.expected_success(204, resp.status)
+        return service_client.ResponseBody(resp, body)
+
+    def show_tenant(self, tenant_id):
+        """Get tenant details."""
+        resp, body = self.get('tenants/%s' % str(tenant_id))
+        self.expected_success(200, resp.status)
+        body = json.loads(body)
+        return service_client.ResponseBody(resp, body)
+
+    def list_tenants(self):
+        """Returns tenants."""
+        resp, body = self.get('tenants')
+        self.expected_success(200, resp.status)
+        body = json.loads(body)
+        return service_client.ResponseBody(resp, body)
+
+    def update_tenant(self, tenant_id, **kwargs):
+        """Updates a tenant."""
+        body = self.show_tenant(tenant_id)['tenant']
+        name = kwargs.get('name', body['name'])
+        desc = kwargs.get('description', body['description'])
+        en = kwargs.get('enabled', body['enabled'])
+        post_body = {
+            'id': tenant_id,
+            'name': name,
+            'description': desc,
+            'enabled': en,
+        }
+        post_body = json.dumps({'tenant': post_body})
+        resp, body = self.post('tenants/%s' % tenant_id, post_body)
+        self.expected_success(200, resp.status)
+        body = json.loads(body)
+        return service_client.ResponseBody(resp, body)
+
+    def list_tenant_users(self, tenant_id):
+        """List users for a Tenant."""
+        resp, body = self.get('/tenants/%s/users' % tenant_id)
+        self.expected_success(200, resp.status)
+        body = json.loads(body)
+        return service_client.ResponseBody(resp, body)
diff --git a/tempest/services/identity/v3/json/identity_client.py b/tempest/services/identity/v3/json/identity_client.py
index bbd8804..972db99 100644
--- a/tempest/services/identity/v3/json/identity_client.py
+++ b/tempest/services/identity/v3/json/identity_client.py
@@ -81,13 +81,13 @@
         body = json.loads(body)
         return service_client.ResponseBody(resp, body)
 
-    def update_user_password(self, user_id, password, original_password):
-        """Updates a user password."""
-        update_user = {
-            'password': password,
-            'original_password': original_password
-        }
-        update_user = json.dumps({'user': update_user})
+    def update_user_password(self, user_id, **kwargs):
+        """Update a user password
+
+        Available params: see http://developer.openstack.org/
+                              api-ref-identity-v3.html#changeUserPassword
+        """
+        update_user = json.dumps({'user': kwargs})
         resp, _ = self.post('users/%s/password' % user_id, update_user)
         self.expected_success(204, resp.status)
         return service_client.ResponseBody(resp)
@@ -394,19 +394,13 @@
         self.expected_success(204, resp.status)
         return service_client.ResponseBody(resp, body)
 
-    def create_trust(self, trustor_user_id, trustee_user_id, project_id,
-                     role_names, impersonation, expires_at):
-        """Creates a trust."""
-        roles = [{'name': n} for n in role_names]
-        post_body = {
-            'trustor_user_id': trustor_user_id,
-            'trustee_user_id': trustee_user_id,
-            'project_id': project_id,
-            'impersonation': impersonation,
-            'roles': roles,
-            'expires_at': expires_at
-        }
-        post_body = json.dumps({'trust': post_body})
+    def create_trust(self, **kwargs):
+        """Creates a trust.
+
+        Available params: see http://developer.openstack.org/
+                              api-ref-identity-v3-ext.html#createTrust
+        """
+        post_body = json.dumps({'trust': kwargs})
         resp, body = self.post('OS-TRUST/trusts', post_body)
         self.expected_success(201, resp.status)
         body = json.loads(body)
diff --git a/tempest/services/image/v2/json/images_client.py b/tempest/services/image/v2/json/images_client.py
index cda0319..44062ea 100644
--- a/tempest/services/image/v2/json/images_client.py
+++ b/tempest/services/image/v2/json/images_client.py
@@ -164,7 +164,12 @@
         body = json.loads(body)
         return service_client.ResponseBody(resp, body)
 
-    def add_image_member(self, image_id, **kwargs):
+    def create_image_member(self, image_id, **kwargs):
+        """Create an image member.
+
+        Available params: see http://developer.openstack.org/
+                              api-ref-image-v2.html#createImageMember-v2
+        """
         url = 'v2/images/%s/members' % image_id
         data = json.dumps(kwargs)
         resp, body = self.post(url, data)
diff --git a/tempest/services/telemetry/json/telemetry_client.py b/tempest/services/telemetry/json/telemetry_client.py
index 05530b1..abdeba2 100644
--- a/tempest/services/telemetry/json/telemetry_client.py
+++ b/tempest/services/telemetry/json/telemetry_client.py
@@ -30,17 +30,6 @@
     def serialize(self, body):
         return json.dumps(body)
 
-    def add_sample(self, sample_list, meter_name, meter_unit, volume,
-                   sample_type, resource_id, **kwargs):
-        sample = {"counter_name": meter_name, "counter_unit": meter_unit,
-                  "counter_volume": volume, "counter_type": sample_type,
-                  "resource_id": resource_id}
-        for key in kwargs:
-            sample[key] = kwargs[key]
-
-        sample_list.append(self.serialize(sample))
-        return sample_list
-
     def create_sample(self, meter_name, sample_list):
         uri = "%s/meters/%s" % (self.uri_prefix, meter_name)
         body = self.serialize(sample_list)
diff --git a/tempest/services/volume/base/base_backups_client.py b/tempest/services/volume/base/base_backups_client.py
index be926e6..fc9a40a 100644
--- a/tempest/services/volume/base/base_backups_client.py
+++ b/tempest/services/volume/base/base_backups_client.py
@@ -25,26 +25,17 @@
 class BaseBackupsClient(service_client.ServiceClient):
     """Client class to send CRUD Volume backup API requests"""
 
-    def create_backup(self, volume_id, container=None, name=None,
-                      description=None):
+    def create_backup(self, **kwargs):
         """Creates a backup of volume."""
-        post_body = {'volume_id': volume_id}
-        if container:
-            post_body['container'] = container
-        if name:
-            post_body['name'] = name
-        if description:
-            post_body['description'] = description
-        post_body = json.dumps({'backup': post_body})
+        post_body = json.dumps({'backup': kwargs})
         resp, body = self.post('backups', post_body)
         body = json.loads(body)
         self.expected_success(202, resp.status)
         return service_client.ResponseBody(resp, body)
 
-    def restore_backup(self, backup_id, volume_id=None):
+    def restore_backup(self, backup_id, **kwargs):
         """Restore volume from backup."""
-        post_body = {'volume_id': volume_id}
-        post_body = json.dumps({'restore': post_body})
+        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)
@@ -82,11 +73,9 @@
         self.expected_success(200, resp.status)
         return service_client.ResponseBody(resp, body)
 
-    def import_backup(self, backup_service, backup_url):
+    def import_backup(self, **kwargs):
         """Import backup metadata record."""
-        post_body = {'backup_service': backup_service,
-                     'backup_url': backup_url}
-        post_body = json.dumps({'backup-record': post_body})
+        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)
diff --git a/tempest/stress/README.rst b/tempest/stress/README.rst
index 4f1f56c..33842fd 100644
--- a/tempest/stress/README.rst
+++ b/tempest/stress/README.rst
@@ -33,17 +33,17 @@
 
 The stress test framework can automatically discover test inside the tempest
 test suite. All test flag with the `@stresstest` decorator will be executed.
-In order to use this discovery you have to be in the tempest root directory
-and execute the following:
+In order to use this discovery you have to install tempest CLI, be in the
+tempest root directory and execute the following:
 
-	run-tempest-stress -a -d 30
+	tempest run-stress -a -d 30
 
 Running the sample test
 -----------------------
 
 To test installation, do the following:
 
-	run-tempest-stress -t tempest/stress/etc/server-create-destroy-test.json -d 30
+	tempest run-stress -t tempest/stress/etc/server-create-destroy-test.json -d 30
 
 This sample test tries to create a few VMs and kill a few VMs.
 
diff --git a/tempest/stress/actions/ssh_floating.py b/tempest/stress/actions/ssh_floating.py
index 6bac570..4f8c6bd 100644
--- a/tempest/stress/actions/ssh_floating.py
+++ b/tempest/stress/actions/ssh_floating.py
@@ -91,7 +91,7 @@
         self.logger.info("deleted %s" % self.server_id)
 
     def _create_sec_group(self):
-        sec_grp_cli = self.manager.security_groups_client
+        sec_grp_cli = self.manager.compute_security_groups_client
         s_name = data_utils.rand_name('sec_grp')
         s_description = data_utils.rand_name('desc')
         self.sec_grp = sec_grp_cli.create_security_group(
@@ -103,7 +103,7 @@
                     from_port=-1, to_port=-1)
 
     def _destroy_sec_grp(self):
-        sec_grp_cli = self.manager.security_groups_client
+        sec_grp_cli = self.manager.compute_security_groups_client
         sec_grp_cli.delete_security_group(self.sec_grp['id'])
 
     def _create_floating_ip(self):
diff --git a/tempest/stress/actions/volume_attach_verify.py b/tempest/stress/actions/volume_attach_verify.py
index fa0bb8b..2a23291 100644
--- a/tempest/stress/actions/volume_attach_verify.py
+++ b/tempest/stress/actions/volume_attach_verify.py
@@ -54,7 +54,7 @@
         self.logger.info("deleted server: %s" % self.server_id)
 
     def _create_sec_group(self):
-        sec_grp_cli = self.manager.security_groups_client
+        sec_grp_cli = self.manager.compute_security_groups_client
         s_name = data_utils.rand_name('sec_grp')
         s_description = data_utils.rand_name('desc')
         self.sec_grp = sec_grp_cli.create_security_group(
@@ -66,7 +66,7 @@
                     from_port=-1, to_port=-1)
 
     def _destroy_sec_grp(self):
-        sec_grp_cli = self.manager.security_groups_client
+        sec_grp_cli = self.manager.compute_security_groups_client
         sec_grp_cli.delete_security_group(self.sec_grp['id'])
 
     def _create_floating_ip(self):
diff --git a/tempest/stress/cleanup.py b/tempest/stress/cleanup.py
index 993359d..5c25e32 100644
--- a/tempest/stress/cleanup.py
+++ b/tempest/stress/cleanup.py
@@ -48,7 +48,7 @@
         except Exception:
             pass
 
-    secgrp_client = admin_manager.security_groups_client
+    secgrp_client = admin_manager.compute_security_groups_client
     secgrp = (secgrp_client.list_security_groups(all_tenants=True)
               ['security_groups'])
     secgrp_del = [grp for grp in secgrp if grp['name'] != 'default']
@@ -74,12 +74,11 @@
     for user in users:
         if user['name'].startswith("stress_user"):
             admin_manager.identity_client.delete_user(user['id'])
-
-    tenants = admin_manager.identity_client.list_tenants()['tenants']
+    tenants = admin_manager.tenants_client.list_tenants()['tenants']
     LOG.info("Cleanup::remove %s tenants" % len(tenants))
     for tenant in tenants:
         if tenant['name'].startswith("stress_tenant"):
-            admin_manager.identity_client.delete_tenant(tenant['id'])
+            admin_manager.tenants_client.delete_tenant(tenant['id'])
 
     # We have to delete snapshots first or
     # volume deletion may block
diff --git a/tempest/stress/driver.py b/tempest/stress/driver.py
index 8359efd..cac848b 100644
--- a/tempest/stress/driver.py
+++ b/tempest/stress/driver.py
@@ -146,14 +146,16 @@
                 password = "pass"
                 if CONF.identity.auth_version == 'v2':
                     identity_client = admin_manager.identity_client
+                    projects_client = admin_manager.tenants_client
                 else:
                     identity_client = admin_manager.identity_v3_client
+                    projects_client = None
                 credentials_client = cred_client.get_creds_client(
-                    identity_client)
+                    identity_client, projects_client)
                 project = credentials_client.create_project(
                     name=tenant_name, description=tenant_name)
                 user = credentials_client.create_user(username, password,
-                                                      project['id'], "email")
+                                                      project, "email")
                 # Add roles specified in config file
                 for conf_role in CONF.auth.tempest_roles:
                     credentials_client.assign_user_role(user, project,
diff --git a/tempest/test.py b/tempest/test.py
index 30eb93d..8e961f4 100644
--- a/tempest/test.py
+++ b/tempest/test.py
@@ -436,15 +436,18 @@
         """
         if CONF.identity.auth_version == 'v2':
             client = self.os_admin.identity_client
+            project_client = self.os_admin.tenants_client
         else:
             client = self.os_admin.identity_v3_client
+            project_client = None
 
         try:
             domain = client.auth_provider.credentials.project_domain_name
         except AttributeError:
             domain = 'Default'
 
-        return cred_client.get_creds_client(client, domain)
+        return cred_client.get_creds_client(client, project_client,
+                                            project_domain_name=domain)
 
     @classmethod
     def get_identity_version(cls):
diff --git a/tempest/tests/cmd/test_javelin.py b/tempest/tests/cmd/test_javelin.py
index d328d56..56bc96c 100644
--- a/tempest/tests/cmd/test_javelin.py
+++ b/tempest/tests/cmd/test_javelin.py
@@ -85,24 +85,24 @@
 class TestCreateResources(JavelinUnitTest):
     def test_create_tenants(self):
 
-        self.fake_client.identity.list_tenants.return_value = {'tenants': []}
+        self.fake_client.tenants.list_tenants.return_value = {'tenants': []}
         self.useFixture(mockpatch.PatchObject(javelin, "keystone_admin",
                                               return_value=self.fake_client))
 
         javelin.create_tenants([self.fake_object['name']])
 
-        mocked_function = self.fake_client.identity.create_tenant
+        mocked_function = self.fake_client.tenants.create_tenant
         mocked_function.assert_called_once_with(self.fake_object['name'])
 
     def test_create_duplicate_tenant(self):
-        self.fake_client.identity.list_tenants.return_value = {'tenants': [
+        self.fake_client.tenants.list_tenants.return_value = {'tenants': [
             {'name': self.fake_object['name']}]}
         self.useFixture(mockpatch.PatchObject(javelin, "keystone_admin",
                                               return_value=self.fake_client))
 
         javelin.create_tenants([self.fake_object['name']])
 
-        mocked_function = self.fake_client.identity.create_tenant
+        mocked_function = self.fake_client.tenants.create_tenant
         self.assertFalse(mocked_function.called)
 
     def test_create_users(self):
@@ -299,7 +299,7 @@
                                               return_value=fake_auth))
         javelin.destroy_tenants([fake_tenant])
 
-        mocked_function = fake_auth.identity.delete_tenant
+        mocked_function = fake_auth.tenants.delete_tenant
         mocked_function.assert_called_once_with(fake_tenant['id'])
 
     def test_destroy_users(self):
@@ -308,7 +308,7 @@
         fake_tenant = self.fake_object['tenant']
 
         fake_auth = self.fake_client
-        fake_auth.identity.list_tenants.return_value = \
+        fake_auth.tenants.list_tenants.return_value = \
             {'tenants': [fake_tenant]}
         fake_auth.identity.list_users.return_value = {'users': [fake_user]}
 
diff --git a/tempest/tests/common/test_dynamic_creds.py b/tempest/tests/common/test_dynamic_creds.py
index 78064a7..10acd14 100644
--- a/tempest/tests/common/test_dynamic_creds.py
+++ b/tempest/tests/common/test_dynamic_creds.py
@@ -24,6 +24,8 @@
 from tempest import exceptions
 from tempest.services.identity.v2.json import identity_client as \
     json_iden_client
+from tempest.services.identity.v2.json import tenants_client as \
+    json_tenants_client
 from tempest.services.network.json import network_client as json_network_client
 from tempest.tests import base
 from tempest.tests import fake_config
@@ -74,7 +76,7 @@
 
     def _mock_tenant_create(self, id, name):
         tenant_fix = self.useFixture(mockpatch.PatchObject(
-            json_iden_client.IdentityClient,
+            json_tenants_client.TenantsClient,
             'create_tenant',
             return_value=(service_client.ResponseBody
                           (200, {'tenant': {'id': id, 'name': name}}))))
@@ -240,8 +242,8 @@
             'tempest.services.identity.v2.json.identity_client.'
             'IdentityClient.delete_user')
         tenant_mock = self.patch(
-            'tempest.services.identity.v2.json.identity_client.'
-            'IdentityClient.delete_tenant')
+            'tempest.services.identity.v2.json.tenants_client.'
+            'TenantsClient.delete_tenant')
         creds.clear_creds()
         # Verify user delete calls
         calls = user_mock.mock_calls
@@ -371,8 +373,8 @@
         creds.get_admin_creds()
         self.patch('tempest.services.identity.v2.json.identity_client.'
                    'IdentityClient.delete_user')
-        self.patch('tempest.services.identity.v2.json.identity_client.'
-                   'IdentityClient.delete_tenant')
+        self.patch('tempest.services.identity.v2.json.tenants_client.'
+                   'TenantsClient.delete_tenant')
         net = mock.patch.object(creds.networks_admin_client,
                                 'delete_network')
         net_mock = net.start()
diff --git a/tempest/tests/services/compute/test_base_compute_client.py b/tempest/tests/services/compute/test_base_compute_client.py
new file mode 100644
index 0000000..13461e4
--- /dev/null
+++ b/tempest/tests/services/compute/test_base_compute_client.py
@@ -0,0 +1,72 @@
+# Copyright 2015 NEC Corporation.  All rights reserved.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+import httplib2
+import mock
+from tempest_lib.common import rest_client
+
+from tempest.services.compute.json import base as base_compute_client
+from tempest.tests import fake_auth_provider
+from tempest.tests.services.compute import base
+
+
+class TestClientWithoutMicroversionHeader(base.BaseComputeServiceTest):
+
+    def setUp(self):
+        super(TestClientWithoutMicroversionHeader, self).setUp()
+        fake_auth = fake_auth_provider.FakeAuthProvider()
+        self.client = base_compute_client.BaseComputeClient(
+            fake_auth, 'compute', 'regionOne')
+
+    def test_no_microverion_header(self):
+        header = self.client.get_headers()
+        self.assertNotIn('X-OpenStack-Nova-API-Version', header)
+
+    def test_no_microverion_header_in_raw_request(self):
+        def raw_request(*args, **kwargs):
+            self.assertNotIn('X-OpenStack-Nova-API-Version', kwargs['headers'])
+            return (httplib2.Response({'status': 200}), {})
+
+        with mock.patch.object(rest_client.RestClient,
+                               'raw_request') as mock_get:
+            mock_get.side_effect = raw_request
+            self.client.get('fake_url')
+
+
+class TestClientWithMicroversionHeader(base.BaseComputeServiceTest):
+
+    def setUp(self):
+        super(TestClientWithMicroversionHeader, self).setUp()
+        fake_auth = fake_auth_provider.FakeAuthProvider()
+        self.client = base_compute_client.BaseComputeClient(
+            fake_auth, 'compute', 'regionOne')
+        self.client.api_microversion = '2.2'
+
+    def test_microverion_header(self):
+        header = self.client.get_headers()
+        self.assertIn('X-OpenStack-Nova-API-Version', header)
+        self.assertEqual(self.client.api_microversion,
+                         header['X-OpenStack-Nova-API-Version'])
+
+    def test_microverion_header_in_raw_request(self):
+        def raw_request(*args, **kwargs):
+            self.assertIn('X-OpenStack-Nova-API-Version', kwargs['headers'])
+            self.assertEqual(self.client.api_microversion,
+                             kwargs['headers']['X-OpenStack-Nova-API-Version'])
+            return (httplib2.Response({'status': 200}), {})
+
+        with mock.patch.object(rest_client.RestClient,
+                               'raw_request') as mock_get:
+            mock_get.side_effect = raw_request
+            self.client.get('fake_url')
diff --git a/tempest/tests/test_glance_http.py b/tempest/tests/test_glance_http.py
index ed886da..db9db34 100644
--- a/tempest/tests/test_glance_http.py
+++ b/tempest/tests/test_glance_http.py
@@ -123,9 +123,9 @@
     def test_get_connection_kwargs_default_for_https(self):
         kwargs = self.client._get_connection_kwargs('https')
         self.assertEqual(600, kwargs['timeout'])
-        self.assertEqual(None, kwargs['ca_certs'])
-        self.assertEqual(None, kwargs['cert_file'])
-        self.assertEqual(None, kwargs['key_file'])
+        self.assertIsNone(kwargs['ca_certs'])
+        self.assertIsNone(kwargs['cert_file'])
+        self.assertIsNone(kwargs['key_file'])
         self.assertEqual(False, kwargs['insecure'])
         self.assertEqual(True, kwargs['ssl_compression'])
         self.assertEqual(6, len(kwargs.keys()))