diff --git a/requirements.txt b/requirements.txt
index 3b9ec44..4dea533 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -19,6 +19,6 @@
 testrepository>=0.0.17
 oslo.config>=1.2.0
 eventlet>=0.13.0
-six<1.4.0
+six>=1.4.1
 iso8601>=0.1.4
 fixtures>=0.3.14
diff --git a/tempest/api/compute/admin/test_flavors_access.py b/tempest/api/compute/admin/test_flavors_access.py
index b9a454d..e8ae3b4 100644
--- a/tempest/api/compute/admin/test_flavors_access.py
+++ b/tempest/api/compute/admin/test_flavors_access.py
@@ -144,7 +144,7 @@
 
         # An exception should be raised when adding flavor access to the same
         # tenant
-        self.assertRaises(exceptions.Duplicate,
+        self.assertRaises(exceptions.Conflict,
                           self.client.add_flavor_access,
                           new_flavor['id'],
                           self.tenant_id)
diff --git a/tempest/api/compute/admin/test_flavors_extra_specs.py b/tempest/api/compute/admin/test_flavors_extra_specs.py
index 84457cc..0fd4d11 100644
--- a/tempest/api/compute/admin/test_flavors_extra_specs.py
+++ b/tempest/api/compute/admin/test_flavors_extra_specs.py
@@ -79,6 +79,12 @@
             self.client.get_flavor_extra_spec(self.flavor['id'])
         self.assertEqual(get_resp.status, 200)
         self.assertEqual(get_body, specs)
+        # GET a key value and verify
+        get_resp, get_body = \
+            self.client.get_flavor_extra_spec_with_key(self.flavor['id'],
+                                                       "key2")
+        self.assertEqual(get_resp.status, 200)
+        self.assertEqual(get_body, specs['key2'])
         # UNSET extra specs that were set in this test
         unset_resp, _ = \
             self.client.unset_flavor_extra_spec(self.flavor['id'], "key1")
diff --git a/tempest/api/compute/admin/test_hypervisor.py b/tempest/api/compute/admin/test_hypervisor.py
index 0919d2e..ef4f51f 100644
--- a/tempest/api/compute/admin/test_hypervisor.py
+++ b/tempest/api/compute/admin/test_hypervisor.py
@@ -16,7 +16,6 @@
 #    under the License.
 
 from tempest.api.compute import base
-from tempest import exceptions
 from tempest.test import attr
 
 
@@ -32,7 +31,6 @@
     def setUpClass(cls):
         super(HypervisorAdminTestJSON, cls).setUpClass()
         cls.client = cls.os_adm.hypervisor_client
-        cls.non_adm_client = cls.hypervisor_client
 
     def _list_hypervisors(self):
         # List of hypervisors
@@ -93,19 +91,14 @@
         self.assertEqual(200, resp.status)
         self.assertTrue(len(uptime) > 0)
 
-    @attr(type=['negative', 'gate'])
-    def test_get_hypervisor_list_with_non_admin_user(self):
-        # List of hypervisor and available services with non admin user
-        self.assertRaises(
-            exceptions.Unauthorized,
-            self.non_adm_client.get_hypervisor_list)
-
-    @attr(type=['negative', 'gate'])
-    def test_get_hypervisor_list_details_with_non_admin_user(self):
-        # List of hypervisor details and available services with non admin user
-        self.assertRaises(
-            exceptions.Unauthorized,
-            self.non_adm_client.get_hypervisor_list_details)
+    @attr(type='gate')
+    def test_search_hypervisor(self):
+        hypers = self._list_hypervisors()
+        self.assertTrue(len(hypers) > 0)
+        resp, hypers = self.client.search_hypervisor(
+            hypers[0]['hypervisor_hostname'])
+        self.assertEqual(200, resp.status)
+        self.assertTrue(len(hypers) > 0)
 
 
 class HypervisorAdminTestXML(HypervisorAdminTestJSON):
diff --git a/tempest/api/compute/admin/test_hypervisor_negative.py b/tempest/api/compute/admin/test_hypervisor_negative.py
new file mode 100644
index 0000000..69b8d9c
--- /dev/null
+++ b/tempest/api/compute/admin/test_hypervisor_negative.py
@@ -0,0 +1,144 @@
+# vim: tabstop=4 shiftwidth=4 softtabstop=4
+
+# Copyright 2013 Huawei 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.
+
+import uuid
+
+from tempest.api.compute import base
+from tempest.common.utils import data_utils
+from tempest import exceptions
+from tempest.test import attr
+
+
+class HypervisorAdminNegativeTestJSON(base.BaseComputeAdminTest):
+
+    """
+    Tests Hypervisors API that require admin privileges
+    """
+
+    _interface = 'json'
+
+    @classmethod
+    def setUpClass(cls):
+        super(HypervisorAdminNegativeTestJSON, cls).setUpClass()
+        cls.client = cls.os_adm.hypervisor_client
+        cls.non_adm_client = cls.hypervisor_client
+
+    def _list_hypervisors(self):
+        # List of hypervisors
+        resp, hypers = self.client.get_hypervisor_list()
+        self.assertEqual(200, resp.status)
+        return hypers
+
+    @attr(type=['negative', 'gate'])
+    def test_show_nonexistent_hypervisor(self):
+        nonexistent_hypervisor_id = str(uuid.uuid4())
+
+        self.assertRaises(
+            exceptions.NotFound,
+            self.client.get_hypervisor_show_details,
+            nonexistent_hypervisor_id)
+
+    @attr(type=['negative', 'gate'])
+    def test_show_hypervisor_with_non_admin_user(self):
+        hypers = self._list_hypervisors()
+        self.assertTrue(len(hypers) > 0)
+
+        self.assertRaises(
+            exceptions.Unauthorized,
+            self.non_adm_client.get_hypervisor_show_details,
+            hypers[0]['id'])
+
+    @attr(type=['negative', 'gate'])
+    def test_show_servers_with_non_admin_user(self):
+        hypers = self._list_hypervisors()
+        self.assertTrue(len(hypers) > 0)
+
+        self.assertRaises(
+            exceptions.Unauthorized,
+            self.non_adm_client.get_hypervisor_servers,
+            hypers[0]['id'])
+
+    @attr(type=['negative', 'gate'])
+    def test_show_servers_with_nonexistent_hypervisor(self):
+        nonexistent_hypervisor_id = str(uuid.uuid4())
+
+        self.assertRaises(
+            exceptions.NotFound,
+            self.client.get_hypervisor_servers,
+            nonexistent_hypervisor_id)
+
+    @attr(type=['negative', 'gate'])
+    def test_get_hypervisor_stats_with_non_admin_user(self):
+        self.assertRaises(
+            exceptions.Unauthorized,
+            self.non_adm_client.get_hypervisor_stats)
+
+    @attr(type=['negative', 'gate'])
+    def test_get_nonexistent_hypervisor_uptime(self):
+        nonexistent_hypervisor_id = str(uuid.uuid4())
+
+        self.assertRaises(
+            exceptions.NotFound,
+            self.client.get_hypervisor_uptime,
+            nonexistent_hypervisor_id)
+
+    @attr(type=['negative', 'gate'])
+    def test_get_hypervisor_uptime_with_non_admin_user(self):
+        hypers = self._list_hypervisors()
+        self.assertTrue(len(hypers) > 0)
+
+        self.assertRaises(
+            exceptions.Unauthorized,
+            self.non_adm_client.get_hypervisor_uptime,
+            hypers[0]['id'])
+
+    @attr(type=['negative', 'gate'])
+    def test_get_hypervisor_list_with_non_admin_user(self):
+        # List of hypervisor and available services with non admin user
+        self.assertRaises(
+            exceptions.Unauthorized,
+            self.non_adm_client.get_hypervisor_list)
+
+    @attr(type=['negative', 'gate'])
+    def test_get_hypervisor_list_details_with_non_admin_user(self):
+        # List of hypervisor details and available services with non admin user
+        self.assertRaises(
+            exceptions.Unauthorized,
+            self.non_adm_client.get_hypervisor_list_details)
+
+    @attr(type=['negative', 'gate'])
+    def test_search_nonexistent_hypervisor(self):
+        nonexistent_hypervisor_name = data_utils.rand_name('test_hypervisor')
+
+        self.assertRaises(
+            exceptions.NotFound,
+            self.client.search_hypervisor,
+            nonexistent_hypervisor_name)
+
+    @attr(type=['negative', 'gate'])
+    def test_search_hypervisor_with_non_admin_user(self):
+        hypers = self._list_hypervisors()
+        self.assertTrue(len(hypers) > 0)
+
+        self.assertRaises(
+            exceptions.Unauthorized,
+            self.non_adm_client.search_hypervisor,
+            hypers[0]['hypervisor_hostname'])
+
+
+class HypervisorAdminNegativeTestXML(HypervisorAdminNegativeTestJSON):
+    _interface = 'xml'
diff --git a/tempest/api/compute/images/test_images_oneserver.py b/tempest/api/compute/images/test_images_oneserver.py
index 26c8003..d426125 100644
--- a/tempest/api/compute/images/test_images_oneserver.py
+++ b/tempest/api/compute/images/test_images_oneserver.py
@@ -158,7 +158,7 @@
 
         # Create second snapshot
         alt_snapshot_name = rand_name('test-snap-')
-        self.assertRaises(exceptions.Duplicate, self.client.create_image,
+        self.assertRaises(exceptions.Conflict, self.client.create_image,
                           self.server_id, alt_snapshot_name)
         self.client.wait_for_image_status(image_id, 'ACTIVE')
 
diff --git a/tempest/api/compute/keypairs/test_keypairs.py b/tempest/api/compute/keypairs/test_keypairs.py
index c250531..d059994 100644
--- a/tempest/api/compute/keypairs/test_keypairs.py
+++ b/tempest/api/compute/keypairs/test_keypairs.py
@@ -158,7 +158,7 @@
         resp, _ = self.client.create_keypair(k_name)
         self.assertEqual(200, resp.status)
         # Now try the same keyname to create another key
-        self.assertRaises(exceptions.Duplicate, self.client.create_keypair,
+        self.assertRaises(exceptions.Conflict, self.client.create_keypair,
                           k_name)
         resp, _ = self.client.delete_keypair(k_name)
         self.assertEqual(202, resp.status)
diff --git a/tempest/api/compute/servers/test_disk_config.py b/tempest/api/compute/servers/test_disk_config.py
index 64801f2..76a7117 100644
--- a/tempest/api/compute/servers/test_disk_config.py
+++ b/tempest/api/compute/servers/test_disk_config.py
@@ -38,6 +38,7 @@
         # A server should be rebuilt using the manual disk config option
         resp, server = self.create_server(disk_config='AUTO',
                                           wait_until='ACTIVE')
+        self.addCleanup(self.client.delete_server, server['id'])
 
         # Verify the specified attributes are set correctly
         resp, server = self.client.get_server(server['id'])
@@ -54,14 +55,12 @@
         resp, server = self.client.get_server(server['id'])
         self.assertEqual('MANUAL', server['OS-DCF:diskConfig'])
 
-        # Delete the server
-        resp, body = self.client.delete_server(server['id'])
-
     @attr(type='gate')
     def test_rebuild_server_with_auto_disk_config(self):
         # A server should be rebuilt using the auto disk config option
         resp, server = self.create_server(disk_config='MANUAL',
                                           wait_until='ACTIVE')
+        self.addCleanup(self.client.delete_server, server['id'])
 
         # Verify the specified attributes are set correctly
         resp, server = self.client.get_server(server['id'])
@@ -78,16 +77,13 @@
         resp, server = self.client.get_server(server['id'])
         self.assertEqual('AUTO', server['OS-DCF:diskConfig'])
 
-        # Delete the server
-        resp, body = self.client.delete_server(server['id'])
-
     @testtools.skipUnless(compute.RESIZE_AVAILABLE, 'Resize not available.')
     @attr(type='gate')
     def test_resize_server_from_manual_to_auto(self):
         # A server should be resized from manual to auto disk config
         resp, server = self.create_server(disk_config='MANUAL',
                                           wait_until='ACTIVE')
-
+        self.addCleanup(self.client.delete_server, server['id'])
         # Resize with auto option
         self.client.resize(server['id'], self.flavor_ref_alt,
                            disk_config='AUTO')
@@ -98,15 +94,13 @@
         resp, server = self.client.get_server(server['id'])
         self.assertEqual('AUTO', server['OS-DCF:diskConfig'])
 
-        # Delete the server
-        resp, body = self.client.delete_server(server['id'])
-
     @testtools.skipUnless(compute.RESIZE_AVAILABLE, 'Resize not available.')
     @attr(type='gate')
     def test_resize_server_from_auto_to_manual(self):
         # A server should be resized from auto to manual disk config
         resp, server = self.create_server(disk_config='AUTO',
                                           wait_until='ACTIVE')
+        self.addCleanup(self.client.delete_server, server['id'])
 
         # Resize with manual option
         self.client.resize(server['id'], self.flavor_ref_alt,
@@ -118,8 +112,26 @@
         resp, server = self.client.get_server(server['id'])
         self.assertEqual('MANUAL', server['OS-DCF:diskConfig'])
 
-        # Delete the server
-        resp, body = self.client.delete_server(server['id'])
+    @attr(type='gate')
+    def test_update_server_from_auto_to_manual(self):
+        # A server should be updated from auto to manual disk config
+        resp, server = self.create_server(disk_config='AUTO',
+                                          wait_until='ACTIVE')
+        self.addCleanup(self.client.delete_server, server['id'])
+
+        # Verify the disk_config attribute is set correctly
+        resp, server = self.client.get_server(server['id'])
+        self.assertEqual('AUTO', server['OS-DCF:diskConfig'])
+
+        # Update the disk_config attribute to manual
+        resp, server = self.client.update_server(server['id'],
+                                                 disk_config='MANUAL')
+        self.assertEqual(200, resp.status)
+        self.client.wait_for_server_status(server['id'], 'ACTIVE')
+
+        # Verify the disk_config attribute is set correctly
+        resp, server = self.client.get_server(server['id'])
+        self.assertEqual('MANUAL', server['OS-DCF:diskConfig'])
 
 
 class ServerDiskConfigTestXML(ServerDiskConfigTestJSON):
diff --git a/tempest/api/compute/servers/test_server_rescue.py b/tempest/api/compute/servers/test_server_rescue.py
index b25eb52..f72d36e 100644
--- a/tempest/api/compute/servers/test_server_rescue.py
+++ b/tempest/api/compute/servers/test_server_rescue.py
@@ -133,13 +133,13 @@
         self.addCleanup(self._unpause, self.server_id)
         self.assertEqual(202, resp.status)
         self.servers_client.wait_for_server_status(self.server_id, 'PAUSED')
-        self.assertRaises(exceptions.Duplicate,
+        self.assertRaises(exceptions.Conflict,
                           self.servers_client.rescue_server,
                           self.server_id)
 
     @attr(type=['negative', 'gate'])
     def test_rescued_vm_reboot(self):
-        self.assertRaises(exceptions.Duplicate, self.servers_client.reboot,
+        self.assertRaises(exceptions.Conflict, self.servers_client.reboot,
                           self.rescue_id, 'HARD')
 
     @attr(type=['negative', 'gate'])
@@ -151,7 +151,7 @@
 
     @attr(type=['negative', 'gate'])
     def test_rescued_vm_rebuild(self):
-        self.assertRaises(exceptions.Duplicate,
+        self.assertRaises(exceptions.Conflict,
                           self.servers_client.rebuild,
                           self.rescue_id,
                           self.image_ref_alt)
@@ -164,7 +164,7 @@
         self.addCleanup(self._unrescue, self.server_id)
 
         # Attach the volume to the server
-        self.assertRaises(exceptions.Duplicate,
+        self.assertRaises(exceptions.Conflict,
                           self.servers_client.attach_volume,
                           self.server_id,
                           self.volume_to_attach['id'],
@@ -188,7 +188,7 @@
         self.addCleanup(self._unrescue, self.server_id)
 
         # Detach the volume from the server expecting failure
-        self.assertRaises(exceptions.Duplicate,
+        self.assertRaises(exceptions.Conflict,
                           self.servers_client.detach_volume,
                           self.server_id,
                           self.volume_to_detach['id'])
diff --git a/tempest/api/compute/servers/test_servers_negative.py b/tempest/api/compute/servers/test_servers_negative.py
index 916b1ba..0f753a0 100644
--- a/tempest/api/compute/servers/test_servers_negative.py
+++ b/tempest/api/compute/servers/test_servers_negative.py
@@ -120,31 +120,28 @@
                           nonexistent_server, 'SOFT')
 
     @attr(type=['negative', 'gate'])
-    def test_reboot_deleted_server(self):
-        # Reboot a deleted server
-        self.client.delete_server(self.server_id)
-        self.client.wait_for_server_termination(self.server_id)
-        self.assertRaises(exceptions.NotFound, self.client.reboot,
-                          self.server_id, 'SOFT')
-
-    @attr(type=['negative', 'gate'])
     def test_pause_paused_server(self):
         # Pause a paused server.
         self.client.pause_server(self.server_id)
+        self.addCleanup(self.client.unpause_server,
+                        self.server_id)
         self.client.wait_for_server_status(self.server_id, 'PAUSED')
-        self.assertRaises(exceptions.Duplicate,
+        self.assertRaises(exceptions.Conflict,
                           self.client.pause_server,
                           self.server_id)
 
     @attr(type=['negative', 'gate'])
-    def test_rebuild_deleted_server(self):
-        # Rebuild a deleted server
-        self.client.delete_server(self.server_id)
-        self.client.wait_for_server_termination(self.server_id)
+    def test_rebuild_reboot_deleted_server(self):
+        # Rebuild and Reboot a deleted server
+        _, server = self.create_server()
+        self.client.delete_server(server['id'])
+        self.client.wait_for_server_termination(server['id'])
 
         self.assertRaises(exceptions.NotFound,
                           self.client.rebuild,
-                          self.server_id, self.image_ref_alt)
+                          server['id'], self.image_ref_alt)
+        self.assertRaises(exceptions.NotFound, self.client.reboot,
+                          server['id'], 'SOFT')
 
     @attr(type=['negative', 'gate'])
     def test_rebuild_non_existent_server(self):
@@ -317,7 +314,7 @@
     @attr(type=['negative', 'gate'])
     def test_unpause_server_invalid_state(self):
         # unpause an active server.
-        self.assertRaises(exceptions.Duplicate,
+        self.assertRaises(exceptions.Conflict,
                           self.client.unpause_server,
                           self.server_id)
 
@@ -332,9 +329,11 @@
     def test_suspend_server_invalid_state(self):
         # suspend a suspended server.
         resp, _ = self.client.suspend_server(self.server_id)
+        self.addCleanup(self.client.resume_server,
+                        self.server_id)
         self.assertEqual(202, resp.status)
         self.client.wait_for_server_status(self.server_id, 'SUSPENDED')
-        self.assertRaises(exceptions.Duplicate,
+        self.assertRaises(exceptions.Conflict,
                           self.client.suspend_server,
                           self.server_id)
 
@@ -348,7 +347,7 @@
     @attr(type=['negative', 'gate'])
     def test_resume_server_invalid_state(self):
         # resume an active server.
-        self.assertRaises(exceptions.Duplicate,
+        self.assertRaises(exceptions.Conflict,
                           self.client.resume_server,
                           self.server_id)
 
diff --git a/tempest/api/identity/admin/test_roles.py b/tempest/api/identity/admin/test_roles.py
index 690d14f..543cd91 100644
--- a/tempest/api/identity/admin/test_roles.py
+++ b/tempest/api/identity/admin/test_roles.py
@@ -103,7 +103,7 @@
         self.assertIn('status', resp)
         self.assertTrue(resp['status'].startswith('2'))
         self.addCleanup(self.client.delete_role, role1_id)
-        self.assertRaises(exceptions.Duplicate, self.client.create_role,
+        self.assertRaises(exceptions.Conflict, self.client.create_role,
                           role_name)
 
     @attr(type='gate')
@@ -160,7 +160,7 @@
         # Duplicate user role should not get assigned
         (user, tenant, role) = self._get_role_params()
         self.client.assign_user_role(tenant['id'], user['id'], role['id'])
-        self.assertRaises(exceptions.Duplicate, self.client.assign_user_role,
+        self.assertRaises(exceptions.Conflict, self.client.assign_user_role,
                           tenant['id'], user['id'], role['id'])
 
     @attr(type='gate')
diff --git a/tempest/api/identity/admin/test_tenant_negative.py b/tempest/api/identity/admin/test_tenant_negative.py
index 6875bf5..d10080b 100644
--- a/tempest/api/identity/admin/test_tenant_negative.py
+++ b/tempest/api/identity/admin/test_tenant_negative.py
@@ -81,7 +81,7 @@
 
         self.addCleanup(self.client.delete_tenant, tenant1_id)
         self.addCleanup(self.data.tenants.remove, tenant)
-        self.assertRaises(exceptions.Duplicate, self.client.create_tenant,
+        self.assertRaises(exceptions.Conflict, self.client.create_tenant,
                           tenant_name)
 
     @attr(type=['negative', 'gate'])
diff --git a/tempest/api/identity/admin/test_tokens.py b/tempest/api/identity/admin/test_tokens.py
new file mode 100644
index 0000000..334a5aa
--- /dev/null
+++ b/tempest/api/identity/admin/test_tokens.py
@@ -0,0 +1,58 @@
+# vim: tabstop=4 shiftwidth=4 softtabstop=4
+
+# Copyright 2013 Huawei 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.
+
+import json
+
+from tempest.api.identity import base
+from tempest.common.utils import data_utils
+from tempest.test import attr
+
+
+class TokensTestJSON(base.BaseIdentityAdminTest):
+    _interface = 'json'
+
+    @attr(type='gate')
+    def test_create_delete_token(self):
+        # get a token by username and password
+        user_name = data_utils.rand_name(name='user-')
+        user_password = data_utils.rand_name(name='pass-')
+        # first:create a tenant
+        tenant_name = data_utils.rand_name(name='tenant-')
+        resp, tenant = self.client.create_tenant(tenant_name)
+        self.assertEqual(200, resp.status)
+        self.data.tenants.append(tenant)
+        # second:create a user
+        resp, user = self.client.create_user(user_name, user_password,
+                                             tenant['id'], '')
+        self.assertEqual(200, resp.status)
+        self.data.users.append(user)
+        # then get a token for the user
+        rsp, body = self.token_client.auth(user_name,
+                                           user_password,
+                                           tenant['name'])
+        access_data = json.loads(body)['access']
+        self.assertEqual(rsp['status'], '200')
+        self.assertEqual(access_data['token']['tenant']['name'],
+                         tenant['name'])
+        # then delete the token
+        token_id = access_data['token']['id']
+        resp, body = self.client.delete_token(token_id)
+        self.assertEqual(resp['status'], '204')
+
+
+class TokensTestXML(TokensTestJSON):
+    _interface = 'xml'
diff --git a/tempest/api/identity/admin/test_users_negative.py b/tempest/api/identity/admin/test_users_negative.py
index 7cb9aef..b29d155 100644
--- a/tempest/api/identity/admin/test_users_negative.py
+++ b/tempest/api/identity/admin/test_users_negative.py
@@ -63,7 +63,7 @@
     def test_create_user_with_duplicate_name(self):
         # Duplicate user should not be created
         self.data.setup_test_user()
-        self.assertRaises(exceptions.Duplicate, self.client.create_user,
+        self.assertRaises(exceptions.Conflict, self.client.create_user,
                           self.data.test_user, self.data.test_password,
                           self.data.tenant['id'], self.data.test_email)
 
diff --git a/tempest/api/identity/admin/v3/test_projects.py b/tempest/api/identity/admin/v3/test_projects.py
index 36ced70..ef9814a 100644
--- a/tempest/api/identity/admin/v3/test_projects.py
+++ b/tempest/api/identity/admin/v3/test_projects.py
@@ -212,7 +212,7 @@
         self.v3data.projects.append(project)
 
         self.assertRaises(
-            exceptions.Duplicate, self.v3_client.create_project, project_name)
+            exceptions.Conflict, self.v3_client.create_project, project_name)
 
     @attr(type=['negative', 'gate'])
     def test_create_project_by_unauthorized_user(self):
diff --git a/tempest/api/volume/test_volumes_negative.py b/tempest/api/volume/test_volumes_negative.py
index 3e2b6ad..02adc5d 100644
--- a/tempest/api/volume/test_volumes_negative.py
+++ b/tempest/api/volume/test_volumes_negative.py
@@ -85,6 +85,33 @@
                           size='-1', display_name=v_name, metadata=metadata)
 
     @attr(type=['negative', 'gate'])
+    def test_create_volume_with_nonexistant_volume_type(self):
+        # Should not be able to create volume with non-existant volume type
+        v_name = rand_name('Volume-')
+        metadata = {'Type': 'work'}
+        self.assertRaises(exceptions.NotFound, self.client.create_volume,
+                          size='1', volume_type=str(uuid.uuid4()),
+                          display_name=v_name, metadata=metadata)
+
+    @attr(type=['negative', 'gate'])
+    def test_create_volume_with_nonexistant_snapshot_id(self):
+        # Should not be able to create volume with non-existant snapshot
+        v_name = rand_name('Volume-')
+        metadata = {'Type': 'work'}
+        self.assertRaises(exceptions.NotFound, self.client.create_volume,
+                          size='1', snapshot_id=str(uuid.uuid4()),
+                          display_name=v_name, metadata=metadata)
+
+    @attr(type=['negative', 'gate'])
+    def test_create_volume_with_nonexistant_source_volid(self):
+        # Should not be able to create volume with non-existant source volume
+        v_name = rand_name('Volume-')
+        metadata = {'Type': 'work'}
+        self.assertRaises(exceptions.NotFound, self.client.create_volume,
+                          size='1', source_volid=str(uuid.uuid4()),
+                          display_name=v_name, metadata=metadata)
+
+    @attr(type=['negative', 'gate'])
     def test_update_volume_with_nonexistant_volume_id(self):
         v_name = rand_name('Volume-')
         metadata = {'Type': 'work'}
diff --git a/tempest/cli/simple_read_only/test_neutron.py b/tempest/cli/simple_read_only/test_neutron.py
index 3c266be..9bd07d0 100644
--- a/tempest/cli/simple_read_only/test_neutron.py
+++ b/tempest/cli/simple_read_only/test_neutron.py
@@ -22,6 +22,7 @@
 
 import tempest.cli
 from tempest.openstack.common import log as logging
+from tempest import test
 
 CONF = cfg.CONF
 
@@ -67,9 +68,11 @@
     def test_neutron_floatingip_list(self):
         self.neutron('floatingip-list')
 
+    @test.skip_because(bug="1240694")
     def test_neutron_meter_label_list(self):
         self.neutron('meter-label-list')
 
+    @test.skip_because(bug="1240694")
     def test_neutron_meter_label_rule_list(self):
         self.neutron('meter-label-rule-list')
 
diff --git a/tempest/clients.py b/tempest/clients.py
index 63ce1ba..dd104a7 100644
--- a/tempest/clients.py
+++ b/tempest/clients.py
@@ -116,151 +116,6 @@
 
 LOG = logging.getLogger(__name__)
 
-IMAGES_CLIENTS = {
-    "json": ImagesClientJSON,
-    "xml": ImagesClientXML,
-}
-
-NETWORKS_CLIENTS = {
-    "json": NetworkClientJSON,
-    "xml": NetworkClientXML,
-}
-
-KEYPAIRS_CLIENTS = {
-    "json": KeyPairsClientJSON,
-    "xml": KeyPairsClientXML,
-}
-
-QUOTAS_CLIENTS = {
-    "json": QuotasClientJSON,
-    "xml": QuotasClientXML,
-}
-
-SERVERS_CLIENTS = {
-    "json": ServersClientJSON,
-    "xml": ServersClientXML,
-}
-
-LIMITS_CLIENTS = {
-    "json": LimitsClientJSON,
-    "xml": LimitsClientXML,
-}
-
-FLAVORS_CLIENTS = {
-    "json": FlavorsClientJSON,
-    "xml": FlavorsClientXML
-}
-
-EXTENSIONS_CLIENTS = {
-    "json": ExtensionsClientJSON,
-    "xml": ExtensionsClientXML
-}
-
-VOLUMES_EXTENSIONS_CLIENTS = {
-    "json": VolumesExtensionsClientJSON,
-    "xml": VolumesExtensionsClientXML,
-}
-
-FLOAT_CLIENTS = {
-    "json": FloatingIPsClientJSON,
-    "xml": FloatingIPsClientXML,
-}
-
-SNAPSHOTS_CLIENTS = {
-    "json": SnapshotsClientJSON,
-    "xml": SnapshotsClientXML,
-}
-
-VOLUMES_CLIENTS = {
-    "json": VolumesClientJSON,
-    "xml": VolumesClientXML,
-}
-
-VOLUME_TYPES_CLIENTS = {
-    "json": VolumeTypesClientJSON,
-    "xml": VolumeTypesClientXML,
-}
-
-IDENTITY_CLIENT = {
-    "json": IdentityClientJSON,
-    "xml": IdentityClientXML,
-}
-
-IDENTITY_V3_CLIENT = {
-    "json": IdentityV3ClientJSON,
-    "xml": IdentityV3ClientXML,
-}
-
-TOKEN_CLIENT = {
-    "json": TokenClientJSON,
-    "xml": TokenClientXML,
-}
-
-SECURITY_GROUPS_CLIENT = {
-    "json": SecurityGroupsClientJSON,
-    "xml": SecurityGroupsClientXML,
-}
-
-INTERFACES_CLIENT = {
-    "json": InterfacesClientJSON,
-    "xml": InterfacesClientXML,
-}
-
-ENDPOINT_CLIENT = {
-    "json": EndPointClientJSON,
-    "xml": EndPointClientXML,
-}
-
-FIXED_IPS_CLIENT = {
-    "json": FixedIPsClientJSON,
-    "xml": FixedIPsClientXML
-}
-
-AVAILABILITY_ZONE_CLIENT = {
-    "json": AvailabilityZoneClientJSON,
-    "xml": AvailabilityZoneClientXML,
-}
-
-SERVICE_CLIENT = {
-    "json": ServiceClientJSON,
-    "xml": ServiceClientXML,
-}
-
-AGGREGATES_CLIENT = {
-    "json": AggregatesClientJSON,
-    "xml": AggregatesClientXML,
-}
-
-SERVICES_CLIENT = {
-    "json": ServicesClientJSON,
-    "xml": ServicesClientXML,
-}
-
-TENANT_USAGES_CLIENT = {
-    "json": TenantUsagesClientJSON,
-    "xml": TenantUsagesClientXML,
-}
-
-POLICY_CLIENT = {
-    "json": PolicyClientJSON,
-    "xml": PolicyClientXML,
-}
-
-HYPERVISOR_CLIENT = {
-    "json": HypervisorClientJSON,
-    "xml": HypervisorClientXML,
-}
-
-V3_TOKEN_CLIENT = {
-    "json": V3TokenClientJSON,
-    "xml": V3TokenClientXML,
-}
-
-CREDENTIALS_CLIENT = {
-    "json": CredentialsClientJSON,
-    "xml": CredentialsClientXML,
-}
-
 
 class Manager(object):
 
@@ -308,55 +163,88 @@
         else:
             client_args_v3_auth = None
 
-        try:
-            self.servers_client = SERVERS_CLIENTS[interface](*client_args)
-            self.network_client = NETWORKS_CLIENTS[interface](*client_args)
-            self.limits_client = LIMITS_CLIENTS[interface](*client_args)
-            if self.config.service_available.glance:
-                self.images_client = IMAGES_CLIENTS[interface](*client_args)
-            self.keypairs_client = KEYPAIRS_CLIENTS[interface](*client_args)
-            self.quotas_client = QUOTAS_CLIENTS[interface](*client_args)
-            self.flavors_client = FLAVORS_CLIENTS[interface](*client_args)
-            ext_cli = EXTENSIONS_CLIENTS[interface](*client_args)
-            self.extensions_client = ext_cli
-            vol_ext_cli = VOLUMES_EXTENSIONS_CLIENTS[interface](*client_args)
-            self.volumes_extensions_client = vol_ext_cli
-            self.floating_ips_client = FLOAT_CLIENTS[interface](*client_args)
-            self.snapshots_client = SNAPSHOTS_CLIENTS[interface](*client_args)
-            self.volumes_client = VOLUMES_CLIENTS[interface](*client_args)
-            self.volume_types_client = \
-                VOLUME_TYPES_CLIENTS[interface](*client_args)
-            self.identity_client = IDENTITY_CLIENT[interface](*client_args)
-            self.identity_v3_client = \
-                IDENTITY_V3_CLIENT[interface](*client_args)
-            self.token_client = TOKEN_CLIENT[interface](self.config)
-            self.security_groups_client = \
-                SECURITY_GROUPS_CLIENT[interface](*client_args)
-            self.interfaces_client = INTERFACES_CLIENT[interface](*client_args)
-            self.endpoints_client = ENDPOINT_CLIENT[interface](*client_args)
-            self.fixed_ips_client = FIXED_IPS_CLIENT[interface](*client_args)
-            self.availability_zone_client = \
-                AVAILABILITY_ZONE_CLIENT[interface](*client_args)
-            self.service_client = SERVICE_CLIENT[interface](*client_args)
-            self.aggregates_client = AGGREGATES_CLIENT[interface](*client_args)
-            self.services_client = SERVICES_CLIENT[interface](*client_args)
-            self.tenant_usages_client = \
-                TENANT_USAGES_CLIENT[interface](*client_args)
-            self.policy_client = POLICY_CLIENT[interface](*client_args)
-            self.hypervisor_client = HYPERVISOR_CLIENT[interface](*client_args)
-            self.token_v3_client = V3_TOKEN_CLIENT[interface](*client_args)
-            self.credentials_client = \
-                CREDENTIALS_CLIENT[interface](*client_args)
+        self.servers_client_v3_auth = None
+
+        if interface == 'xml':
+            self.servers_client = ServersClientXML(*client_args)
+            self.limits_client = LimitsClientXML(*client_args)
+            self.images_client = ImagesClientXML(*client_args)
+            self.keypairs_client = KeyPairsClientXML(*client_args)
+            self.quotas_client = QuotasClientXML(*client_args)
+            self.flavors_client = FlavorsClientXML(*client_args)
+            self.extensions_client = ExtensionsClientXML(*client_args)
+            self.volumes_extensions_client = VolumesExtensionsClientXML(
+                *client_args)
+            self.floating_ips_client = FloatingIPsClientXML(*client_args)
+            self.snapshots_client = SnapshotsClientXML(*client_args)
+            self.volumes_client = VolumesClientXML(*client_args)
+            self.volume_types_client = VolumeTypesClientXML(*client_args)
+            self.identity_client = IdentityClientXML(*client_args)
+            self.identity_v3_client = IdentityV3ClientXML(*client_args)
+            self.token_client = TokenClientXML(self.config)
+            self.security_groups_client = SecurityGroupsClientXML(
+                *client_args)
+            self.interfaces_client = InterfacesClientXML(*client_args)
+            self.endpoints_client = EndPointClientXML(*client_args)
+            self.fixed_ips_client = FixedIPsClientXML(*client_args)
+            self.availability_zone_client = AvailabilityZoneClientXML(
+                *client_args)
+            self.service_client = ServiceClientXML(*client_args)
+            self.aggregates_client = AggregatesClientXML(*client_args)
+            self.services_client = ServicesClientXML(*client_args)
+            self.tenant_usages_client = TenantUsagesClientXML(*client_args)
+            self.policy_client = PolicyClientXML(*client_args)
+            self.hypervisor_client = HypervisorClientXML(*client_args)
+            self.token_v3_client = V3TokenClientXML(*client_args)
+            self.network_client = NetworkClientXML(*client_args)
+            self.credentials_client = CredentialsClientXML(*client_args)
 
             if client_args_v3_auth:
-                self.servers_client_v3_auth = SERVERS_CLIENTS[interface](
+                self.servers_client_v3_auth = ServersClientXML(
                     *client_args_v3_auth)
-            else:
-                self.servers_client_v3_auth = None
 
-        except KeyError:
+        elif interface == 'json':
+            self.servers_client = ServersClientJSON(*client_args)
+            self.limits_client = LimitsClientJSON(*client_args)
+            self.images_client = ImagesClientJSON(*client_args)
+            self.keypairs_client = KeyPairsClientJSON(*client_args)
+            self.quotas_client = QuotasClientJSON(*client_args)
+            self.flavors_client = FlavorsClientJSON(*client_args)
+            self.extensions_client = ExtensionsClientJSON(*client_args)
+            self.volumes_extensions_client = VolumesExtensionsClientJSON(
+                *client_args)
+            self.floating_ips_client = FloatingIPsClientJSON(*client_args)
+            self.snapshots_client = SnapshotsClientJSON(*client_args)
+            self.volumes_client = VolumesClientJSON(*client_args)
+            self.volume_types_client = VolumeTypesClientJSON(*client_args)
+            self.identity_client = IdentityClientJSON(*client_args)
+            self.identity_v3_client = IdentityV3ClientJSON(*client_args)
+            self.token_client = TokenClientJSON(self.config)
+            self.security_groups_client = SecurityGroupsClientJSON(
+                *client_args)
+            self.interfaces_client = InterfacesClientJSON(*client_args)
+            self.endpoints_client = EndPointClientJSON(*client_args)
+            self.fixed_ips_client = FixedIPsClientJSON(*client_args)
+            self.availability_zone_client = AvailabilityZoneClientJSON(
+                *client_args)
+            self.service_client = ServiceClientJSON(*client_args)
+            self.aggregates_client = AggregatesClientJSON(*client_args)
+            self.services_client = ServicesClientJSON(*client_args)
+            self.tenant_usages_client = TenantUsagesClientJSON(*client_args)
+            self.policy_client = PolicyClientJSON(*client_args)
+            self.hypervisor_client = HypervisorClientJSON(*client_args)
+            self.token_v3_client = V3TokenClientJSON(*client_args)
+            self.network_client = NetworkClientJSON(*client_args)
+            self.credentials_client = CredentialsClientJSON(*client_args)
+
+            if client_args_v3_auth:
+                self.servers_client_v3_auth = ServersClientJSON(
+                    *client_args_v3_auth)
+        else:
             msg = "Unsupported interface type `%s'" % interface
             raise exceptions.InvalidConfiguration(msg)
+
+        # common clients
         self.hosts_client = HostsClientJSON(*client_args)
         self.account_client = AccountClient(*client_args)
         if self.config.service_available.glance:
diff --git a/tempest/common/rest_client.py b/tempest/common/rest_client.py
index 4b5127a..9322f1b 100644
--- a/tempest/common/rest_client.py
+++ b/tempest/common/rest_client.py
@@ -488,7 +488,7 @@
         if resp.status == 409:
             if parse_resp:
                 resp_body = self._parse_resp(resp_body)
-            raise exceptions.Duplicate(resp_body)
+            raise exceptions.Conflict(resp_body)
 
         if resp.status == 413:
             if parse_resp:
@@ -519,7 +519,7 @@
                 elif 'message' in resp_body:
                     message = resp_body['message']
 
-            raise exceptions.ComputeFault(message)
+            raise exceptions.ServerFault(message)
 
         if resp.status >= 400:
             if parse_resp:
diff --git a/tempest/common/utils/data_utils.py b/tempest/common/utils/data_utils.py
index bbba235..3ab8fe0 100644
--- a/tempest/common/utils/data_utils.py
+++ b/tempest/common/utils/data_utils.py
@@ -24,7 +24,7 @@
 
 
 def rand_name(name='test'):
-    return name + str(random.randint(1, 0x7fffffff))
+    return name + "-tempest-" + str(random.randint(1, 0x7fffffff))
 
 
 def rand_int_id(start=0, end=0x7fffffff):
diff --git a/tempest/exceptions.py b/tempest/exceptions.py
index 158a216..8d05fd8 100644
--- a/tempest/exceptions.py
+++ b/tempest/exceptions.py
@@ -129,8 +129,8 @@
     message = "Quota exceeded"
 
 
-class ComputeFault(TempestException):
-    message = "Got compute fault"
+class ServerFault(TempestException):
+    message = "Got server fault"
 
 
 class ImageFault(TempestException):
@@ -141,7 +141,7 @@
     message = "Got identity error"
 
 
-class Duplicate(RestClientException):
+class Conflict(RestClientException):
     message = "An object with that identifier already exists"
 
 
diff --git a/tempest/services/compute/json/flavors_client.py b/tempest/services/compute/json/flavors_client.py
index c3b568d..dc05e3e 100644
--- a/tempest/services/compute/json/flavors_client.py
+++ b/tempest/services/compute/json/flavors_client.py
@@ -102,6 +102,13 @@
         body = json.loads(body)
         return resp, body['extra_specs']
 
+    def get_flavor_extra_spec_with_key(self, flavor_id, key):
+        """Gets a specified key value for the mentioned flavor."""
+        resp, body = self.get('flavors/%s/os-extra_specs/%s' % (str(flavor_id),
+                              key))
+        body = json.loads(body)
+        return resp, body[key]
+
     def unset_flavor_extra_spec(self, flavor_id, key):
         """Unsets extra Specs from the mentioned flavor."""
         return self.delete('flavors/%s/os-extra_specs/%s' % (str(flavor_id),
diff --git a/tempest/services/compute/json/hypervisor_client.py b/tempest/services/compute/json/hypervisor_client.py
index e2e5c7b..fba5acb 100644
--- a/tempest/services/compute/json/hypervisor_client.py
+++ b/tempest/services/compute/json/hypervisor_client.py
@@ -63,3 +63,9 @@
         resp, body = self.get('os-hypervisors/%s/uptime' % hyper_id)
         body = json.loads(body)
         return resp, body['hypervisor']
+
+    def search_hypervisor(self, hyper_name):
+        """Search specified hypervisor."""
+        resp, body = self.get('os-hypervisors/%s/search' % hyper_name)
+        body = json.loads(body)
+        return resp, body['hypervisors']
diff --git a/tempest/services/compute/json/servers_client.py b/tempest/services/compute/json/servers_client.py
index dfbc01c..07bb6ce 100644
--- a/tempest/services/compute/json/servers_client.py
+++ b/tempest/services/compute/json/servers_client.py
@@ -89,7 +89,7 @@
         return resp, body['server']
 
     def update_server(self, server_id, name=None, meta=None, accessIPv4=None,
-                      accessIPv6=None):
+                      accessIPv6=None, disk_config=None):
         """
         Updates the properties of an existing server.
         server_id: The id of an existing server.
@@ -113,6 +113,9 @@
         if accessIPv6 is not None:
             post_body['accessIPv6'] = accessIPv6
 
+        if disk_config is not None:
+            post_body['OS-DCF:diskConfig'] = disk_config
+
         post_body = json.dumps({'server': post_body})
         resp, body = self.put("servers/%s" % str(server_id),
                               post_body, self.headers)
diff --git a/tempest/services/compute/xml/flavors_client.py b/tempest/services/compute/xml/flavors_client.py
index c5886ee..c7ed044 100644
--- a/tempest/services/compute/xml/flavors_client.py
+++ b/tempest/services/compute/xml/flavors_client.py
@@ -148,6 +148,13 @@
         body = xml_to_json(etree.fromstring(body))
         return resp, body
 
+    def get_flavor_extra_spec_with_key(self, flavor_id, key):
+        """Gets a specified key detail for the mentioned flavor."""
+        resp, body = self.get('flavors/%s/os-extra_specs/%s' % (str(flavor_id),
+                              key), self.headers)
+        body = xml_to_json(etree.fromstring(body))
+        return resp, body
+
     def unset_flavor_extra_spec(self, flavor_id, key):
         """Unsets an extra spec based on the mentioned flavor and key."""
         return self.delete('flavors/%s/os-extra_specs/%s' % (str(flavor_id),
diff --git a/tempest/services/compute/xml/hypervisor_client.py b/tempest/services/compute/xml/hypervisor_client.py
index 3c4f2b8..c10fed9 100644
--- a/tempest/services/compute/xml/hypervisor_client.py
+++ b/tempest/services/compute/xml/hypervisor_client.py
@@ -70,3 +70,10 @@
                               self.headers)
         uptime = xml_to_json(etree.fromstring(body))
         return resp, uptime
+
+    def search_hypervisor(self, hyper_name):
+        """Search specified hypervisor."""
+        resp, body = self.get('os-hypervisors/%s/search' % hyper_name,
+                              self.headers)
+        hypervisors = self._parse_array(etree.fromstring(body))
+        return resp, hypervisors
diff --git a/tempest/services/compute/xml/servers_client.py b/tempest/services/compute/xml/servers_client.py
index ada0398..43de4ef 100644
--- a/tempest/services/compute/xml/servers_client.py
+++ b/tempest/services/compute/xml/servers_client.py
@@ -250,7 +250,7 @@
         return resp, {"servers": servers}
 
     def update_server(self, server_id, name=None, meta=None, accessIPv4=None,
-                      accessIPv6=None):
+                      accessIPv6=None, disk_config=None):
         doc = Document()
         server = Element("server")
         doc.append(server)
@@ -261,6 +261,10 @@
             server.add_attr("accessIPv4", accessIPv4)
         if accessIPv6 is not None:
             server.add_attr("accessIPv6", accessIPv6)
+        if disk_config is not None:
+            server.add_attr('xmlns:OS-DCF', "http://docs.openstack.org/"
+                            "compute/ext/disk_config/api/v1.1")
+            server.add_attr("OS-DCF:diskConfig", disk_config)
         if meta is not None:
             metadata = Element("metadata")
             server.append(metadata)