diff --git a/tempest/api/identity/admin/v3/test_roles.py b/tempest/api/identity/admin/v3/test_roles.py
index 24c7b83..90dccca 100644
--- a/tempest/api/identity/admin/v3/test_roles.py
+++ b/tempest/api/identity/admin/v3/test_roles.py
@@ -73,7 +73,7 @@
         self.assertIn(role_id, fetched_role_ids)
 
     @test.attr(type='smoke')
-    def test_role_create_update_get(self):
+    def test_role_create_update_get_list(self):
         r_name = data_utils.rand_name('Role-')
         resp, role = self.client.create_role(r_name)
         self.addCleanup(self.client.delete_role, role['id'])
@@ -94,6 +94,10 @@
         self.assertEqual(new_name, new_role['name'])
         self.assertEqual(updated_role['id'], new_role['id'])
 
+        resp, roles = self.client.list_roles()
+        self.assertEqual(resp['status'], '200')
+        self.assertIn(role['id'], [r['id'] for r in roles])
+
     @test.attr(type='smoke')
     def test_grant_list_revoke_role_to_user_on_project(self):
         resp, _ = self.client.assign_user_role_on_project(
diff --git a/tempest/api/orchestration/stacks/test_server_cfn_init.py b/tempest/api/orchestration/stacks/test_server_cfn_init.py
index 5f65193..3f29269 100644
--- a/tempest/api/orchestration/stacks/test_server_cfn_init.py
+++ b/tempest/api/orchestration/stacks/test_server_cfn_init.py
@@ -93,7 +93,8 @@
         try:
             self.client.wait_for_resource_status(
                 sid, 'WaitCondition', 'CREATE_COMPLETE')
-        except exceptions.TimeoutException as e:
+        except (exceptions.StackResourceBuildErrorException,
+                exceptions.TimeoutException) as e:
             # attempt to log the server console to help with debugging
             # the cause of the server not signalling the waitcondition
             # to heat.
diff --git a/tempest/clients.py b/tempest/clients.py
index 1dc79d5..10c0014 100644
--- a/tempest/clients.py
+++ b/tempest/clients.py
@@ -457,6 +457,7 @@
     CINDERCLIENT_VERSION = '1'
     HEATCLIENT_VERSION = '1'
     IRONICCLIENT_VERSION = '1'
+    SAHARACLIENT_VERSION = '1.1'
 
     def __init__(self, username, password, tenant_name):
         # FIXME(andreaf) Auth provider for client_type 'official' is
@@ -486,6 +487,10 @@
             username,
             password,
             tenant_name)
+        self.data_processing_client = self._get_data_processing_client(
+            username,
+            password,
+            tenant_name)
 
     def _get_roles(self):
         keystone_admin = self._get_identity_client(
@@ -698,3 +703,25 @@
                                                 endpoint_type=endpoint_type,
                                                 auth_url=auth_url,
                                                 insecure=dscv)
+
+    def _get_data_processing_client(self, username, password, tenant_name):
+        if not CONF.service_available.sahara:
+            # Sahara isn't available
+            return None
+
+        import saharaclient.client
+
+        self._validate_credentials(username, password, tenant_name)
+
+        endpoint_type = CONF.data_processing.endpoint_type
+        catalog_type = CONF.data_processing.catalog_type
+        auth_url = CONF.identity.uri
+
+        client = saharaclient.client.Client(self.SAHARACLIENT_VERSION,
+                                            username, password,
+                                            project_name=tenant_name,
+                                            endpoint_type=endpoint_type,
+                                            service_type=catalog_type,
+                                            auth_url=auth_url)
+
+        return client
diff --git a/tempest/exceptions/__init__.py b/tempest/exceptions/__init__.py
index d313def..9eb9c1e 100644
--- a/tempest/exceptions/__init__.py
+++ b/tempest/exceptions/__init__.py
@@ -78,6 +78,12 @@
                "due to '%(stack_status_reason)s'")
 
 
+class StackResourceBuildErrorException(base.TempestException):
+    message = ("Resource %(resource_name) in stack %(stack_identifier)s is "
+               "in %(resource_status)s status due to "
+               "'%(resource_status_reason)s'")
+
+
 class BadRequest(base.RestClientException):
     message = "Bad request"
 
diff --git a/tempest/scenario/manager.py b/tempest/scenario/manager.py
index d7be534..5895c37 100644
--- a/tempest/scenario/manager.py
+++ b/tempest/scenario/manager.py
@@ -78,6 +78,7 @@
         cls.volume_client = cls.manager.volume_client
         cls.object_storage_client = cls.manager.object_storage_client
         cls.orchestration_client = cls.manager.orchestration_client
+        cls.data_processing_client = cls.manager.data_processing_client
         cls.resource_keys = {}
         cls.os_resources = []
 
diff --git a/tempest/services/identity/v3/json/identity_client.py b/tempest/services/identity/v3/json/identity_client.py
index 8365df1..6829333 100644
--- a/tempest/services/identity/v3/json/identity_client.py
+++ b/tempest/services/identity/v3/json/identity_client.py
@@ -163,6 +163,12 @@
         body = json.loads(body)
         return resp, body['role']
 
+    def list_roles(self):
+        """Get the list of Roles."""
+        resp, body = self.get("roles")
+        body = json.loads(body)
+        return resp, body['roles']
+
     def update_role(self, name, role_id):
         """Create a Role."""
         post_body = {
diff --git a/tempest/services/identity/v3/xml/identity_client.py b/tempest/services/identity/v3/xml/identity_client.py
index fe4bb36..35295d7 100644
--- a/tempest/services/identity/v3/xml/identity_client.py
+++ b/tempest/services/identity/v3/xml/identity_client.py
@@ -217,6 +217,12 @@
         body = self._parse_body(etree.fromstring(body))
         return resp, body
 
+    def list_roles(self):
+        """Get the list of Roles."""
+        resp, body = self.get("roles")
+        body = self._parse_roles(etree.fromstring(body))
+        return resp, body
+
     def update_role(self, name, role_id):
         """Updates a Role."""
         post_body = common.Element("role",
diff --git a/tempest/services/orchestration/json/orchestration_client.py b/tempest/services/orchestration/json/orchestration_client.py
index 113003c..2311bdd 100644
--- a/tempest/services/orchestration/json/orchestration_client.py
+++ b/tempest/services/orchestration/json/orchestration_client.py
@@ -154,7 +154,8 @@
                 if resource_status == status:
                     return
                 if fail_regexp.search(resource_status):
-                    raise exceptions.StackBuildErrorException(
+                    raise exceptions.StackResourceBuildErrorException(
+                        resource_name=resource_name,
                         stack_identifier=stack_identifier,
                         resource_status=resource_status,
                         resource_status_reason=body['resource_status_reason'])