diff --git a/releasenotes/notes/add-domain-param-in-cliclient-a270fcf35c8f09e6.yaml b/releasenotes/notes/add-domain-param-in-cliclient-a270fcf35c8f09e6.yaml
new file mode 100644
index 0000000..87a6af9
--- /dev/null
+++ b/releasenotes/notes/add-domain-param-in-cliclient-a270fcf35c8f09e6.yaml
@@ -0,0 +1,17 @@
+---
+fixes:
+  - |
+    Allow to specify new domain parameters:
+
+    * `user_domain_name`
+    * `user_domain_id`
+    * `project_domain_name`
+    * `project_domain_id`
+
+    for CLIClient class, whose values will be substituted to
+    ``--os-user-domain-name``, ``--os-user-domain-id``,
+    ``--os-project-domain-name`` and ``--os-project-domain-id`` respectively
+    during command execution.
+
+    This allows to prevent possible test failures with authentication in
+    Keystone v3. Bug: #1719687
diff --git a/releasenotes/notes/http_proxy_config-cb39b55520e84db5.yaml b/releasenotes/notes/http_proxy_config-cb39b55520e84db5.yaml
new file mode 100644
index 0000000..56969de
--- /dev/null
+++ b/releasenotes/notes/http_proxy_config-cb39b55520e84db5.yaml
@@ -0,0 +1,9 @@
+---
+features:
+  - Adds a new config options, ``proxy_url``. This options is used to configure
+    running tempest through a proxy server.
+  - The RestClient class in tempest.lib.rest_client has a new kwarg parameters,
+    ``proxy_url``, that is used to set a proxy server.
+  - A new class was added to tempest.lib.http, ClosingProxyHttp. This behaves
+    identically to ClosingHttp except that it requires a proxy url and will
+    establish a connection through a proxy
diff --git a/tempest/api/compute/base.py b/tempest/api/compute/base.py
index 5504e05..705814c 100644
--- a/tempest/api/compute/base.py
+++ b/tempest/api/compute/base.py
@@ -301,7 +301,7 @@
         return image
 
     @classmethod
-    def rebuild_server(cls, server_id, validatable=False, **kwargs):
+    def recreate_server(cls, server_id, validatable=False, **kwargs):
         """Destroy an existing class level server and creates a new one
 
         Some test classes use a test server that can be used by multiple
diff --git a/tempest/api/compute/images/test_images_oneserver_negative.py b/tempest/api/compute/images/test_images_oneserver_negative.py
index 4de00ce..a2e58c9 100644
--- a/tempest/api/compute/images/test_images_oneserver_negative.py
+++ b/tempest/api/compute/images/test_images_oneserver_negative.py
@@ -52,7 +52,7 @@
             self._reset_server()
 
     def _reset_server(self):
-        self.__class__.server_id = self.rebuild_server(self.server_id)
+        self.__class__.server_id = self.recreate_server(self.server_id)
 
     @classmethod
     def skip_checks(cls):
diff --git a/tempest/api/compute/servers/test_server_actions.py b/tempest/api/compute/servers/test_server_actions.py
index 4cfc665..6fe4d82 100644
--- a/tempest/api/compute/servers/test_server_actions.py
+++ b/tempest/api/compute/servers/test_server_actions.py
@@ -55,7 +55,7 @@
             self.__class__.server_id = server['id']
         except Exception:
             # Rebuild server if something happened to it during a test
-            self.__class__.server_id = self.rebuild_server(
+            self.__class__.server_id = self.recreate_server(
                 self.server_id, validatable=True)
 
     def tearDown(self):
@@ -75,7 +75,7 @@
     @classmethod
     def resource_setup(cls):
         super(ServerActionsTestJSON, cls).resource_setup()
-        cls.server_id = cls.rebuild_server(None, validatable=True)
+        cls.server_id = cls.recreate_server(None, validatable=True)
 
     @decorators.idempotent_id('6158df09-4b82-4ab3-af6d-29cf36af858d')
     @testtools.skipUnless(CONF.compute_feature_enabled.change_password,
diff --git a/tempest/api/compute/servers/test_servers_negative.py b/tempest/api/compute/servers/test_servers_negative.py
index 8170b28..d067bb3 100644
--- a/tempest/api/compute/servers/test_servers_negative.py
+++ b/tempest/api/compute/servers/test_servers_negative.py
@@ -37,7 +37,7 @@
             waiters.wait_for_server_status(self.client, self.server_id,
                                            'ACTIVE')
         except Exception:
-            self.__class__.server_id = self.rebuild_server(self.server_id)
+            self.__class__.server_id = self.recreate_server(self.server_id)
 
     def tearDown(self):
         self.server_check_teardown()
@@ -551,7 +551,7 @@
             waiters.wait_for_server_status(self.servers_client, self.server_id,
                                            'ACTIVE')
         except Exception:
-            self.__class__.server_id = self.rebuild_server(self.server_id)
+            self.__class__.server_id = self.recreate_server(self.server_id)
 
     @classmethod
     def setup_clients(cls):
diff --git a/tempest/config.py b/tempest/config.py
index 024a638..d2765fc 100644
--- a/tempest/config.py
+++ b/tempest/config.py
@@ -194,6 +194,8 @@
                default=60,
                help='Timeout in seconds to wait for the http request to '
                     'return'),
+    cfg.StrOpt('proxy_url',
+               help='Specify an http proxy to use.')
 ]
 
 identity_feature_group = cfg.OptGroup(name='identity-feature-enabled',
@@ -1308,6 +1310,7 @@
         * `ca_certs`
         * `trace_requests`
         * `http_timeout`
+        * `proxy_url`
 
     The dict returned by this does not fit a few service clients:
 
@@ -1330,7 +1333,8 @@
             CONF.identity.disable_ssl_certificate_validation,
         'ca_certs': CONF.identity.ca_certificates_file,
         'trace_requests': CONF.debug.trace_requests,
-        'http_timeout': CONF.service_clients.http_timeout
+        'http_timeout': CONF.service_clients.http_timeout,
+        'proxy_url': CONF.service_clients.proxy_url,
     }
 
     if service_client_name is None:
diff --git a/tempest/lib/auth.py b/tempest/lib/auth.py
index ab4308f..a850fe1 100644
--- a/tempest/lib/auth.py
+++ b/tempest/lib/auth.py
@@ -261,12 +261,13 @@
     def __init__(self, credentials, auth_url,
                  disable_ssl_certificate_validation=None,
                  ca_certs=None, trace_requests=None, scope='project',
-                 http_timeout=None):
+                 http_timeout=None, proxy_url=None):
         super(KeystoneAuthProvider, self).__init__(credentials, scope)
         self.dscv = disable_ssl_certificate_validation
         self.ca_certs = ca_certs
         self.trace_requests = trace_requests
         self.http_timeout = http_timeout
+        self.proxy_url = proxy_url
         self.auth_url = auth_url
         self.auth_client = self._auth_client(auth_url)
 
@@ -345,7 +346,7 @@
         return json_v2id.TokenClient(
             auth_url, disable_ssl_certificate_validation=self.dscv,
             ca_certs=self.ca_certs, trace_requests=self.trace_requests,
-            http_timeout=self.http_timeout)
+            http_timeout=self.http_timeout, proxy_url=self.proxy_url)
 
     def _auth_params(self):
         """Auth parameters to be passed to the token request
@@ -433,7 +434,7 @@
         return json_v3id.V3TokenClient(
             auth_url, disable_ssl_certificate_validation=self.dscv,
             ca_certs=self.ca_certs, trace_requests=self.trace_requests,
-            http_timeout=self.http_timeout)
+            http_timeout=self.http_timeout, proxy_url=self.proxy_url)
 
     def _auth_params(self):
         """Auth parameters to be passed to the token request
diff --git a/tempest/lib/cli/base.py b/tempest/lib/cli/base.py
index 5468a7b..f39ecbc 100644
--- a/tempest/lib/cli/base.py
+++ b/tempest/lib/cli/base.py
@@ -93,10 +93,20 @@
     :type insecure: boolean
     :param prefix: prefix to insert before commands
     :type prefix: string
+    :param user_domain_name: User's domain name
+    :type user_domain_name: string
+    :param user_domain_id: User's domain ID
+    :type user_domain_id: string
+    :param project_domain_name: Project's domain name
+    :type project_domain_name: string
+    :param project_domain_id: Project's domain ID
+    :type project_domain_id: string
     """
 
     def __init__(self, username='', password='', tenant_name='', uri='',
-                 cli_dir='', insecure=False, prefix='', *args, **kwargs):
+                 cli_dir='', insecure=False, prefix='', user_domain_name=None,
+                 user_domain_id=None, project_domain_name=None,
+                 project_domain_id=None, *args, **kwargs):
         """Initialize a new CLIClient object."""
         super(CLIClient, self).__init__()
         self.cli_dir = cli_dir if cli_dir else '/usr/bin'
@@ -106,6 +116,10 @@
         self.uri = uri
         self.insecure = insecure
         self.prefix = prefix
+        self.user_domain_name = user_domain_name
+        self.user_domain_id = user_domain_id
+        self.project_domain_name = project_domain_name
+        self.project_domain_id = project_domain_id
 
     def nova(self, action, flags='', params='', fail_ok=False,
              endpoint_type='publicURL', merge_stderr=False):
@@ -366,6 +380,14 @@
                   self.tenant_name,
                   self.password,
                   self.uri))
+        if self.user_domain_name is not None:
+            creds += ' --os-user-domain-name %s' % self.user_domain_name
+        if self.user_domain_id is not None:
+            creds += ' --os-user-domain-id %s' % self.user_domain_id
+        if self.project_domain_name is not None:
+            creds += ' --os-project-domain-name %s' % self.project_domain_name
+        if self.project_domain_id is not None:
+            creds += ' --os-project-domain-id %s' % self.project_domain_id
         if self.insecure:
             flags = creds + ' --insecure ' + flags
         else:
diff --git a/tempest/lib/common/http.py b/tempest/lib/common/http.py
index b4b1fc9..738c37f 100644
--- a/tempest/lib/common/http.py
+++ b/tempest/lib/common/http.py
@@ -17,6 +17,47 @@
 import urllib3
 
 
+class ClosingProxyHttp(urllib3.ProxyManager):
+    def __init__(self, proxy_url, disable_ssl_certificate_validation=False,
+                 ca_certs=None, timeout=None):
+        kwargs = {}
+
+        if disable_ssl_certificate_validation:
+            urllib3.disable_warnings()
+            kwargs['cert_reqs'] = 'CERT_NONE'
+        elif ca_certs:
+            kwargs['cert_reqs'] = 'CERT_REQUIRED'
+            kwargs['ca_certs'] = ca_certs
+
+        if timeout:
+            kwargs['timeout'] = timeout
+
+        super(ClosingProxyHttp, self).__init__(proxy_url, **kwargs)
+
+    def request(self, url, method, *args, **kwargs):
+
+        class Response(dict):
+            def __init__(self, info):
+                for key, value in info.getheaders().items():
+                    self[key.lower()] = value
+                self.status = info.status
+                self['status'] = str(self.status)
+                self.reason = info.reason
+                self.version = info.version
+                self['content-location'] = url
+
+        original_headers = kwargs.get('headers', {})
+        new_headers = dict(original_headers, connection='close')
+        new_kwargs = dict(kwargs, headers=new_headers)
+
+        # Follow up to 5 redirections. Don't raise an exception if
+        # it's exceeded but return the HTTP 3XX response instead.
+        retry = urllib3.util.Retry(raise_on_redirect=False, redirect=5)
+        r = super(ClosingProxyHttp, self).request(method, url, retries=retry,
+                                                  *args, **new_kwargs)
+        return Response(r), r.data
+
+
 class ClosingHttp(urllib3.poolmanager.PoolManager):
     def __init__(self, disable_ssl_certificate_validation=False,
                  ca_certs=None, timeout=None):
diff --git a/tempest/lib/common/rest_client.py b/tempest/lib/common/rest_client.py
index f58d737..22276d4 100644
--- a/tempest/lib/common/rest_client.py
+++ b/tempest/lib/common/rest_client.py
@@ -69,6 +69,7 @@
                               of the request and response payload
     :param str http_timeout: Timeout in seconds to wait for the http request to
                              return
+    :param str proxy_url: http proxy url to use.
     """
 
     # The version of the API this client implements
@@ -80,7 +81,8 @@
                  endpoint_type='publicURL',
                  build_interval=1, build_timeout=60,
                  disable_ssl_certificate_validation=False, ca_certs=None,
-                 trace_requests='', name=None, http_timeout=None):
+                 trace_requests='', name=None, http_timeout=None,
+                 proxy_url=None):
         self.auth_provider = auth_provider
         self.service = service
         self.region = region
@@ -100,9 +102,16 @@
                                        'retry-after', 'server',
                                        'vary', 'www-authenticate'))
         dscv = disable_ssl_certificate_validation
-        self.http_obj = http.ClosingHttp(
-            disable_ssl_certificate_validation=dscv, ca_certs=ca_certs,
-            timeout=http_timeout)
+
+        if proxy_url:
+            self.http_obj = http.ClosingProxyHttp(
+                proxy_url,
+                disable_ssl_certificate_validation=dscv, ca_certs=ca_certs,
+                timeout=http_timeout)
+        else:
+            self.http_obj = http.ClosingHttp(
+                disable_ssl_certificate_validation=dscv, ca_certs=ca_certs,
+                timeout=http_timeout)
 
     def get_headers(self, accept_type=None, send_type=None):
         """Return the default headers which will be used with outgoing requests
diff --git a/tempest/lib/services/clients.py b/tempest/lib/services/clients.py
index 4fa7a7a..c564810 100644
--- a/tempest/lib/services/clients.py
+++ b/tempest/lib/services/clients.py
@@ -276,7 +276,7 @@
     @removals.removed_kwarg('client_parameters')
     def __init__(self, credentials, identity_uri, region=None, scope='project',
                  disable_ssl_certificate_validation=True, ca_certs=None,
-                 trace_requests='', client_parameters=None):
+                 trace_requests='', client_parameters=None, proxy_url=None):
         """Service Clients provider
 
         Instantiate a `ServiceClients` object, from a set of credentials and an
@@ -336,6 +336,8 @@
             name, as declared in `service_clients.available_modules()` except
             for the version. Values are dictionaries of parameters that are
             going to be passed to all clients in the service client module.
+        :param proxy_url: Applies to auth and to all service clients, set a
+            proxy url for the clients to use.
         """
         self._registered_services = set([])
         self.credentials = credentials
@@ -360,14 +362,18 @@
         self.dscv = disable_ssl_certificate_validation
         self.ca_certs = ca_certs
         self.trace_requests = trace_requests
+        self.proxy_url = proxy_url
         # Creates an auth provider for the credentials
         self.auth_provider = auth_provider_class(
             self.credentials, self.identity_uri, scope=scope,
             disable_ssl_certificate_validation=self.dscv,
-            ca_certs=self.ca_certs, trace_requests=self.trace_requests)
+            ca_certs=self.ca_certs, trace_requests=self.trace_requests,
+            proxy_url=proxy_url)
+
         # Setup some defaults for client parameters of registered services
         client_parameters = client_parameters or {}
         self.parameters = {}
+
         # Parameters are provided for unversioned services
         all_modules = available_modules() | _tempest_internal_modules()
         unversioned_services = set(
@@ -420,8 +426,8 @@
             clients in tempest.
         :param client_names: List or set of names of service client classes.
         :param kwargs: Extra optional parameters to be passed to all clients.
-            ServiceClient provides defaults for region, dscv, ca_certs and
-            trace_requests.
+            ServiceClient provides defaults for region, dscv, ca_certs, http
+            proxies and trace_requests.
         :raise ServiceClientRegistrationException: if the provided name is
             already in use or if service_version is already registered.
         :raise ImportError: if module_path cannot be imported.
@@ -442,7 +448,8 @@
         params = dict(region=self.region,
                       disable_ssl_certificate_validation=self.dscv,
                       ca_certs=self.ca_certs,
-                      trace_requests=self.trace_requests)
+                      trace_requests=self.trace_requests,
+                      proxy_url=self.proxy_url)
         params.update(kwargs)
         # Instantiate the client factory
         _factory = ClientsFactory(module_path=module_path,
diff --git a/tempest/scenario/manager.py b/tempest/scenario/manager.py
index 4f7c090..26e1451 100644
--- a/tempest/scenario/manager.py
+++ b/tempest/scenario/manager.py
@@ -504,24 +504,6 @@
         waiters.wait_for_volume_resource_status(self.volumes_client,
                                                 volume['id'], 'available')
 
-    def rebuild_server(self, server_id, image=None,
-                       preserve_ephemeral=False, wait=True,
-                       rebuild_kwargs=None):
-        if image is None:
-            image = CONF.compute.image_ref
-
-        rebuild_kwargs = rebuild_kwargs or {}
-
-        LOG.debug("Rebuilding server (id: %s, image: %s, preserve eph: %s)",
-                  server_id, image, preserve_ephemeral)
-        self.servers_client.rebuild_server(
-            server_id=server_id, image_ref=image,
-            preserve_ephemeral=preserve_ephemeral,
-            **rebuild_kwargs)
-        if wait:
-            waiters.wait_for_server_status(self.servers_client,
-                                           server_id, 'ACTIVE')
-
     def ping_ip_address(self, ip_address, should_succeed=True,
                         ping_timeout=None, mtu=None):
         timeout = ping_timeout or CONF.validation.ping_timeout
diff --git a/tempest/tests/lib/cli/test_execute.py b/tempest/tests/lib/cli/test_execute.py
index 0130454..c276386 100644
--- a/tempest/tests/lib/cli/test_execute.py
+++ b/tempest/tests/lib/cli/test_execute.py
@@ -91,3 +91,37 @@
         self.assertEqual(mock_execute.call_count, 1)
         self.assertEqual(mock_execute.call_args[1],
                          {'prefix': 'env LAC_ALL=C'})
+
+    @mock.patch.object(cli_base, 'execute')
+    def test_execute_with_domain_name(self, mock_execute):
+        cli = cli_base.CLIClient(
+            user_domain_name='default',
+            project_domain_name='default'
+        )
+        cli.glance('action')
+        self.assertEqual(mock_execute.call_count, 1)
+        self.assertIn('--os-user-domain-name default',
+                      mock_execute.call_args[0][2])
+        self.assertIn('--os-project-domain-name default',
+                      mock_execute.call_args[0][2])
+        self.assertNotIn('--os-user-domain-id',
+                         mock_execute.call_args[0][2])
+        self.assertNotIn('--os-project-domain-id',
+                         mock_execute.call_args[0][2])
+
+    @mock.patch.object(cli_base, 'execute')
+    def test_execute_with_domain_id(self, mock_execute):
+        cli = cli_base.CLIClient(
+            user_domain_id='default',
+            project_domain_id='default'
+        )
+        cli.glance('action')
+        self.assertEqual(mock_execute.call_count, 1)
+        self.assertIn('--os-user-domain-id default',
+                      mock_execute.call_args[0][2])
+        self.assertIn('--os-project-domain-id default',
+                      mock_execute.call_args[0][2])
+        self.assertNotIn('--os-user-domain-name',
+                         mock_execute.call_args[0][2])
+        self.assertNotIn('--os-project-domain-name',
+                         mock_execute.call_args[0][2])