diff --git a/ironicclient/openstack/common/__init__.py b/ironicclient/openstack/common/__init__.py
index 4dfc51bee..e69de29bb 100644
--- a/ironicclient/openstack/common/__init__.py
+++ b/ironicclient/openstack/common/__init__.py
@@ -1,16 +0,0 @@
-# -*- coding: utf-8 -*-
-#
-# Copyright 2013 Hewlett-Packard Development Company, L.P.
-# 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.
diff --git a/ironicclient/openstack/common/_i18n.py b/ironicclient/openstack/common/_i18n.py
new file mode 100644
index 000000000..29ffaac05
--- /dev/null
+++ b/ironicclient/openstack/common/_i18n.py
@@ -0,0 +1,40 @@
+#    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.
+
+"""oslo.i18n integration module.
+
+See http://docs.openstack.org/developer/oslo.i18n/usage.html
+
+"""
+
+import oslo.i18n
+
+
+# NOTE(dhellmann): This reference to o-s-l-o will be replaced by the
+# application name when this module is synced into the separate
+# repository. It is OK to have more than one translation function
+# using the same domain, since there will still only be one message
+# catalog.
+_translators = oslo.i18n.TranslatorFactory(domain='ironicclient')
+
+# The primary translation function using the well-known name "_"
+_ = _translators.primary
+
+# Translators for log levels.
+#
+# The abbreviated names are meant to reflect the usual use of a short
+# name like '_'. The "L" is for "log" and the other letter comes from
+# the level.
+_LI = _translators.log_info
+_LW = _translators.log_warning
+_LE = _translators.log_error
+_LC = _translators.log_critical
diff --git a/ironicclient/openstack/common/apiclient/auth.py b/ironicclient/openstack/common/apiclient/auth.py
index 12878f9a7..88978b580 100644
--- a/ironicclient/openstack/common/apiclient/auth.py
+++ b/ironicclient/openstack/common/apiclient/auth.py
@@ -1,5 +1,3 @@
-# -*- coding: utf-8 -*-
-#
 # Copyright 2013 OpenStack Foundation
 # Copyright 2013 Spanish National Research Council.
 # All Rights Reserved.
@@ -215,8 +213,8 @@ class BaseAuthPlugin(object):
         :type service_type: string
         :param endpoint_type: Type of endpoint.
                               Possible values: public or publicURL,
-                                  internal or internalURL,
-                                  admin or adminURL
+                              internal or internalURL,
+                              admin or adminURL
         :type endpoint_type: string
         :returns: tuple of token and endpoint strings
         :raises: EndpointException
diff --git a/ironicclient/openstack/common/apiclient/base.py b/ironicclient/openstack/common/apiclient/base.py
index 088c60eac..fc4a2ccb5 100644
--- a/ironicclient/openstack/common/apiclient/base.py
+++ b/ironicclient/openstack/common/apiclient/base.py
@@ -1,5 +1,3 @@
-# -*- coding: utf-8 -*-
-#
 # Copyright 2010 Jacob Kaplan-Moss
 # Copyright 2011 OpenStack Foundation
 # Copyright 2012 Grid Dynamics
@@ -28,11 +26,12 @@ Base utilities to build API operation managers and objects on top of.
 import abc
 import copy
 
+from oslo.utils import strutils
 import six
 from six.moves.urllib import parse
 
+from ironicclient.openstack.common._i18n import _
 from ironicclient.openstack.common.apiclient import exceptions
-from ironicclient.openstack.common import strutils
 
 
 def getid(obj):
@@ -76,8 +75,8 @@ class HookableMixin(object):
 
         :param cls: class that registers hooks
         :param hook_type: hook type, e.g., '__pre_parse_args__'
-        :param **args: args to be passed to every hook function
-        :param **kwargs: kwargs to be passed to every hook function
+        :param args: args to be passed to every hook function
+        :param kwargs: kwargs to be passed to every hook function
         """
         hook_funcs = cls._hooks_map.get(hook_type) or []
         for hook_func in hook_funcs:
@@ -100,12 +99,13 @@ class BaseManager(HookableMixin):
         super(BaseManager, self).__init__()
         self.client = client
 
-    def _list(self, url, response_key, obj_class=None, json=None):
+    def _list(self, url, response_key=None, obj_class=None, json=None):
         """List the collection.
 
         :param url: a partial URL, e.g., '/servers'
         :param response_key: the key to be looked up in response dictionary,
-            e.g., 'servers'
+            e.g., 'servers'. If response_key is None - all response body
+            will be used.
         :param obj_class: class for constructing the returned objects
             (self.resource_class will be used by default)
         :param json: data that will be encoded as JSON and passed in POST
@@ -119,7 +119,7 @@ class BaseManager(HookableMixin):
         if obj_class is None:
             obj_class = self.resource_class
 
-        data = body[response_key]
+        data = body[response_key] if response_key is not None else body
         # NOTE(ja): keystone returns values as list as {'values': [ ... ]}
         #           unlike other services which just return the list...
         try:
@@ -129,15 +129,17 @@ class BaseManager(HookableMixin):
 
         return [obj_class(self, res, loaded=True) for res in data if res]
 
-    def _get(self, url, response_key):
+    def _get(self, url, response_key=None):
         """Get an object from collection.
 
         :param url: a partial URL, e.g., '/servers'
         :param response_key: the key to be looked up in response dictionary,
-            e.g., 'server'
+            e.g., 'server'. If response_key is None - all response body
+            will be used.
         """
         body = self.client.get(url).json()
-        return self.resource_class(self, body[response_key], loaded=True)
+        data = body[response_key] if response_key is not None else body
+        return self.resource_class(self, data, loaded=True)
 
     def _head(self, url):
         """Retrieve request headers for an object.
@@ -147,21 +149,23 @@ class BaseManager(HookableMixin):
         resp = self.client.head(url)
         return resp.status_code == 204
 
-    def _post(self, url, json, response_key, return_raw=False):
+    def _post(self, url, json, response_key=None, return_raw=False):
         """Create an object.
 
         :param url: a partial URL, e.g., '/servers'
         :param json: data that will be encoded as JSON and passed in POST
             request (GET will be sent by default)
         :param response_key: the key to be looked up in response dictionary,
-            e.g., 'servers'
+            e.g., 'server'. If response_key is None - all response body
+            will be used.
         :param return_raw: flag to force returning raw JSON instead of
             Python object of self.resource_class
         """
         body = self.client.post(url, json=json).json()
+        data = body[response_key] if response_key is not None else body
         if return_raw:
-            return body[response_key]
-        return self.resource_class(self, body[response_key])
+            return data
+        return self.resource_class(self, data)
 
     def _put(self, url, json=None, response_key=None):
         """Update an object with PUT method.
@@ -170,7 +174,8 @@ class BaseManager(HookableMixin):
         :param json: data that will be encoded as JSON and passed in POST
             request (GET will be sent by default)
         :param response_key: the key to be looked up in response dictionary,
-            e.g., 'servers'
+            e.g., 'servers'. If response_key is None - all response body
+            will be used.
         """
         resp = self.client.put(url, json=json)
         # PUT requests may not return a body
@@ -188,7 +193,8 @@ class BaseManager(HookableMixin):
         :param json: data that will be encoded as JSON and passed in POST
             request (GET will be sent by default)
         :param response_key: the key to be looked up in response dictionary,
-            e.g., 'servers'
+            e.g., 'servers'. If response_key is None - all response body
+            will be used.
         """
         body = self.client.patch(url, json=json).json()
         if response_key is not None:
@@ -221,7 +227,10 @@ class ManagerWithFind(BaseManager):
         matches = self.findall(**kwargs)
         num_matches = len(matches)
         if num_matches == 0:
-            msg = "No %s matching %s." % (self.resource_class.__name__, kwargs)
+            msg = _("No %(name)s matching %(args)s.") % {
+                'name': self.resource_class.__name__,
+                'args': kwargs
+            }
             raise exceptions.NotFound(msg)
         elif num_matches > 1:
             raise exceptions.NoUniqueMatch()
@@ -375,7 +384,10 @@ class CrudManager(BaseManager):
         num = len(rl)
 
         if num == 0:
-            msg = "No %s matching %s." % (self.resource_class.__name__, kwargs)
+            msg = _("No %(name)s matching %(args)s.") % {
+                'name': self.resource_class.__name__,
+                'args': kwargs
+            }
             raise exceptions.NotFound(404, msg)
         elif num > 1:
             raise exceptions.NoUniqueMatch
@@ -443,8 +455,10 @@ class Resource(object):
     def human_id(self):
         """Human-readable ID which can be used for bash completion.
         """
-        if self.NAME_ATTR in self.__dict__ and self.HUMAN_ID:
-            return strutils.to_slug(getattr(self, self.NAME_ATTR))
+        if self.HUMAN_ID:
+            name = getattr(self, self.NAME_ATTR, None)
+            if name is not None:
+                return strutils.to_slug(name)
         return None
 
     def _add_details(self, info):
@@ -458,7 +472,7 @@ class Resource(object):
 
     def __getattr__(self, k):
         if k not in self.__dict__:
-            #NOTE(bcwaldon): disallow lazy-loading if already loaded once
+            # NOTE(bcwaldon): disallow lazy-loading if already loaded once
             if not self.is_loaded():
                 self.get()
                 return self.__getattr__(k)
@@ -481,6 +495,8 @@ class Resource(object):
         new = self.manager.get(self.id)
         if new:
             self._add_details(new._info)
+            self._add_details(
+                {'x_request_id': self.manager.client.last_request_id})
 
     def __eq__(self, other):
         if not isinstance(other, Resource):
diff --git a/ironicclient/openstack/common/apiclient/client.py b/ironicclient/openstack/common/apiclient/client.py
index d7eee7d77..d05e354bc 100644
--- a/ironicclient/openstack/common/apiclient/client.py
+++ b/ironicclient/openstack/common/apiclient/client.py
@@ -1,5 +1,3 @@
-# -*- coding: utf-8 -*-
-#
 # Copyright 2010 Jacob Kaplan-Moss
 # Copyright 2011 OpenStack Foundation
 # Copyright 2011 Piston Cloud Computing, Inc.
@@ -27,6 +25,7 @@ OpenStack Client interface. Handles the REST calls and responses.
 # E0202: An attribute inherited from %s hide this method
 # pylint: disable=E0202
 
+import hashlib
 import logging
 import time
 
@@ -35,19 +34,22 @@ try:
 except ImportError:
     import json
 
+from oslo.utils import encodeutils
+from oslo.utils import importutils
 import requests
 
+from ironicclient.openstack.common._i18n import _
 from ironicclient.openstack.common.apiclient import exceptions
-from ironicclient.openstack.common import importutils
-
 
 _logger = logging.getLogger(__name__)
+SENSITIVE_HEADERS = ('X-Auth-Token', 'X-Subject-Token',)
 
 
 class HTTPClient(object):
     """This client handles sending HTTP requests to OpenStack servers.
 
     Features:
+
     - share authentication information between several clients to different
       services (e.g., for compute and image clients);
     - reissue authentication request for expired tokens;
@@ -98,6 +100,18 @@ class HTTPClient(object):
         self.http = http or requests.Session()
 
         self.cached_token = None
+        self.last_request_id = None
+
+    def _safe_header(self, name, value):
+        if name in SENSITIVE_HEADERS:
+            # because in python3 byte string handling is ... ug
+            v = value.encode('utf-8')
+            h = hashlib.sha1(v)
+            d = h.hexdigest()
+            return encodeutils.safe_decode(name), "{SHA1}%s" % d
+        else:
+            return (encodeutils.safe_decode(name),
+                    encodeutils.safe_decode(value))
 
     def _http_log_req(self, method, url, kwargs):
         if not self.debug:
@@ -110,7 +124,8 @@ class HTTPClient(object):
         ]
 
         for element in kwargs['headers']:
-            header = "-H '%s: %s'" % (element, kwargs['headers'][element])
+            header = ("-H '%s: %s'" %
+                      self._safe_header(element, kwargs['headers'][element]))
             string_parts.append(header)
 
         _logger.debug("REQ: %s" % " ".join(string_parts))
@@ -153,10 +168,10 @@ class HTTPClient(object):
         :param method: method of HTTP request
         :param url: URL of HTTP request
         :param kwargs: any other parameter that can be passed to
-'            requests.Session.request (such as `headers`) or `json`
+             requests.Session.request (such as `headers`) or `json`
              that will be encoded as JSON and used as `data` argument
         """
-        kwargs.setdefault("headers", kwargs.get("headers", {}))
+        kwargs.setdefault("headers", {})
         kwargs["headers"]["User-Agent"] = self.user_agent
         if self.original_ip:
             kwargs["headers"]["Forwarded"] = "for=%s;by=%s" % (
@@ -177,6 +192,8 @@ class HTTPClient(object):
                                start_time, time.time()))
         self._http_log_resp(resp)
 
+        self.last_request_id = resp.headers.get('x-openstack-request-id')
+
         if resp.status_code >= 400:
             _logger.debug(
                 "Request returned failure status: %s",
@@ -208,7 +225,7 @@ class HTTPClient(object):
         :param method: method of HTTP request
         :param url: URL of HTTP request
         :param kwargs: any other parameter that can be passed to
-'            `HTTPClient.request`
+            `HTTPClient.request`
         """
 
         filter_args = {
@@ -230,7 +247,7 @@ class HTTPClient(object):
                     **filter_args)
                 if not (token and endpoint):
                     raise exceptions.AuthorizationFailure(
-                        "Cannot find endpoint or token for request")
+                        _("Cannot find endpoint or token for request"))
 
         old_token_endpoint = (token, endpoint)
         kwargs.setdefault("headers", {})["X-Auth-Token"] = token
@@ -247,6 +264,10 @@ class HTTPClient(object):
                 raise
             self.cached_token = None
             client.cached_endpoint = None
+            if self.auth_plugin.opts.get('token'):
+                self.auth_plugin.opts['token'] = None
+            if self.auth_plugin.opts.get('endpoint'):
+                self.auth_plugin.opts['endpoint'] = None
             self.authenticate()
             try:
                 token, endpoint = self.auth_plugin.token_and_endpoint(
@@ -323,6 +344,10 @@ class BaseClient(object):
         return self.http_client.client_request(
             self, method, url, **kwargs)
 
+    @property
+    def last_request_id(self):
+        return self.http_client.last_request_id
+
     def head(self, url, **kwargs):
         return self.client_request("HEAD", url, **kwargs)
 
@@ -353,8 +378,11 @@ class BaseClient(object):
         try:
             client_path = version_map[str(version)]
         except (KeyError, ValueError):
-            msg = "Invalid %s client version '%s'. must be one of: %s" % (
-                  (api_name, version, ', '.join(version_map.keys())))
+            msg = _("Invalid %(api_name)s client version '%(version)s'. "
+                    "Must be one of: %(version_map)s") % {
+                        'api_name': api_name,
+                        'version': version,
+                        'version_map': ', '.join(version_map.keys())}
             raise exceptions.UnsupportedVersion(msg)
 
         return importutils.import_class(client_path)
diff --git a/ironicclient/openstack/common/apiclient/exceptions.py b/ironicclient/openstack/common/apiclient/exceptions.py
index 3d76835b1..2f3ea2899 100644
--- a/ironicclient/openstack/common/apiclient/exceptions.py
+++ b/ironicclient/openstack/common/apiclient/exceptions.py
@@ -1,5 +1,3 @@
-# -*- coding: utf-8 -*-
-#
 # Copyright 2010 Jacob Kaplan-Moss
 # Copyright 2011 Nebula, Inc.
 # Copyright 2013 Alessio Ababilov
@@ -27,6 +25,8 @@ import sys
 
 import six
 
+from ironicclient.openstack.common._i18n import _
+
 
 class ClientException(Exception):
     """The base exception class for all exceptions this library raises.
@@ -34,14 +34,6 @@ class ClientException(Exception):
     pass
 
 
-class MissingArgs(ClientException):
-    """Supplied arguments are not sufficient for calling a function."""
-    def __init__(self, missing):
-        self.missing = missing
-        msg = "Missing argument(s): %s" % ", ".join(missing)
-        super(MissingArgs, self).__init__(msg)
-
-
 class ValidationError(ClientException):
     """Error in validation on API client side."""
     pass
@@ -71,16 +63,16 @@ class AuthPluginOptionsMissing(AuthorizationFailure):
     """Auth plugin misses some options."""
     def __init__(self, opt_names):
         super(AuthPluginOptionsMissing, self).__init__(
-            "Authentication failed. Missing options: %s" %
+            _("Authentication failed. Missing options: %s") %
             ", ".join(opt_names))
         self.opt_names = opt_names
 
 
 class AuthSystemNotFound(AuthorizationFailure):
-    """User has specified a AuthSystem that is not installed."""
+    """User has specified an AuthSystem that is not installed."""
     def __init__(self, auth_system):
         super(AuthSystemNotFound, self).__init__(
-            "AuthSystemNotFound: %s" % repr(auth_system))
+            _("AuthSystemNotFound: %s") % repr(auth_system))
         self.auth_system = auth_system
 
 
@@ -103,7 +95,7 @@ class AmbiguousEndpoints(EndpointException):
     """Found more than one matching endpoint in Service Catalog."""
     def __init__(self, endpoints=None):
         super(AmbiguousEndpoints, self).__init__(
-            "AmbiguousEndpoints: %s" % repr(endpoints))
+            _("AmbiguousEndpoints: %s") % repr(endpoints))
         self.endpoints = endpoints
 
 
@@ -111,7 +103,7 @@ class HttpError(ClientException):
     """The base exception class for all HTTP exceptions.
     """
     http_status = 0
-    message = "HTTP Error"
+    message = _("HTTP Error")
 
     def __init__(self, message=None, details=None,
                  response=None, request_id=None,
@@ -131,7 +123,7 @@ class HttpError(ClientException):
 
 class HTTPRedirection(HttpError):
     """HTTP Redirection."""
-    message = "HTTP Redirection"
+    message = _("HTTP Redirection")
 
 
 class HTTPClientError(HttpError):
@@ -139,7 +131,7 @@ class HTTPClientError(HttpError):
 
     Exception for cases in which the client seems to have erred.
     """
-    message = "HTTP Client Error"
+    message = _("HTTP Client Error")
 
 
 class HttpServerError(HttpError):
@@ -148,7 +140,7 @@ class HttpServerError(HttpError):
     Exception for cases in which the server is aware that it has
     erred or is incapable of performing the request.
     """
-    message = "HTTP Server Error"
+    message = _("HTTP Server Error")
 
 
 class MultipleChoices(HTTPRedirection):
@@ -158,7 +150,7 @@ class MultipleChoices(HTTPRedirection):
     """
 
     http_status = 300
-    message = "Multiple Choices"
+    message = _("Multiple Choices")
 
 
 class BadRequest(HTTPClientError):
@@ -167,7 +159,7 @@ class BadRequest(HTTPClientError):
     The request cannot be fulfilled due to bad syntax.
     """
     http_status = 400
-    message = "Bad Request"
+    message = _("Bad Request")
 
 
 class Unauthorized(HTTPClientError):
@@ -177,7 +169,7 @@ class Unauthorized(HTTPClientError):
     is required and has failed or has not yet been provided.
     """
     http_status = 401
-    message = "Unauthorized"
+    message = _("Unauthorized")
 
 
 class PaymentRequired(HTTPClientError):
@@ -186,7 +178,7 @@ class PaymentRequired(HTTPClientError):
     Reserved for future use.
     """
     http_status = 402
-    message = "Payment Required"
+    message = _("Payment Required")
 
 
 class Forbidden(HTTPClientError):
@@ -196,7 +188,7 @@ class Forbidden(HTTPClientError):
     to it.
     """
     http_status = 403
-    message = "Forbidden"
+    message = _("Forbidden")
 
 
 class NotFound(HTTPClientError):
@@ -206,7 +198,7 @@ class NotFound(HTTPClientError):
     in the future.
     """
     http_status = 404
-    message = "Not Found"
+    message = _("Not Found")
 
 
 class MethodNotAllowed(HTTPClientError):
@@ -216,7 +208,7 @@ class MethodNotAllowed(HTTPClientError):
     by that resource.
     """
     http_status = 405
-    message = "Method Not Allowed"
+    message = _("Method Not Allowed")
 
 
 class NotAcceptable(HTTPClientError):
@@ -226,7 +218,7 @@ class NotAcceptable(HTTPClientError):
     acceptable according to the Accept headers sent in the request.
     """
     http_status = 406
-    message = "Not Acceptable"
+    message = _("Not Acceptable")
 
 
 class ProxyAuthenticationRequired(HTTPClientError):
@@ -235,7 +227,7 @@ class ProxyAuthenticationRequired(HTTPClientError):
     The client must first authenticate itself with the proxy.
     """
     http_status = 407
-    message = "Proxy Authentication Required"
+    message = _("Proxy Authentication Required")
 
 
 class RequestTimeout(HTTPClientError):
@@ -244,7 +236,7 @@ class RequestTimeout(HTTPClientError):
     The server timed out waiting for the request.
     """
     http_status = 408
-    message = "Request Timeout"
+    message = _("Request Timeout")
 
 
 class Conflict(HTTPClientError):
@@ -254,7 +246,7 @@ class Conflict(HTTPClientError):
     in the request, such as an edit conflict.
     """
     http_status = 409
-    message = "Conflict"
+    message = _("Conflict")
 
 
 class Gone(HTTPClientError):
@@ -264,7 +256,7 @@ class Gone(HTTPClientError):
     not be available again.
     """
     http_status = 410
-    message = "Gone"
+    message = _("Gone")
 
 
 class LengthRequired(HTTPClientError):
@@ -274,7 +266,7 @@ class LengthRequired(HTTPClientError):
     required by the requested resource.
     """
     http_status = 411
-    message = "Length Required"
+    message = _("Length Required")
 
 
 class PreconditionFailed(HTTPClientError):
@@ -284,7 +276,7 @@ class PreconditionFailed(HTTPClientError):
     put on the request.
     """
     http_status = 412
-    message = "Precondition Failed"
+    message = _("Precondition Failed")
 
 
 class RequestEntityTooLarge(HTTPClientError):
@@ -293,7 +285,7 @@ class RequestEntityTooLarge(HTTPClientError):
     The request is larger than the server is willing or able to process.
     """
     http_status = 413
-    message = "Request Entity Too Large"
+    message = _("Request Entity Too Large")
 
     def __init__(self, *args, **kwargs):
         try:
@@ -310,7 +302,7 @@ class RequestUriTooLong(HTTPClientError):
     The URI provided was too long for the server to process.
     """
     http_status = 414
-    message = "Request-URI Too Long"
+    message = _("Request-URI Too Long")
 
 
 class UnsupportedMediaType(HTTPClientError):
@@ -320,7 +312,7 @@ class UnsupportedMediaType(HTTPClientError):
     not support.
     """
     http_status = 415
-    message = "Unsupported Media Type"
+    message = _("Unsupported Media Type")
 
 
 class RequestedRangeNotSatisfiable(HTTPClientError):
@@ -330,7 +322,7 @@ class RequestedRangeNotSatisfiable(HTTPClientError):
     supply that portion.
     """
     http_status = 416
-    message = "Requested Range Not Satisfiable"
+    message = _("Requested Range Not Satisfiable")
 
 
 class ExpectationFailed(HTTPClientError):
@@ -339,7 +331,7 @@ class ExpectationFailed(HTTPClientError):
     The server cannot meet the requirements of the Expect request-header field.
     """
     http_status = 417
-    message = "Expectation Failed"
+    message = _("Expectation Failed")
 
 
 class UnprocessableEntity(HTTPClientError):
@@ -349,7 +341,7 @@ class UnprocessableEntity(HTTPClientError):
     errors.
     """
     http_status = 422
-    message = "Unprocessable Entity"
+    message = _("Unprocessable Entity")
 
 
 class InternalServerError(HttpServerError):
@@ -358,7 +350,7 @@ class InternalServerError(HttpServerError):
     A generic error message, given when no more specific message is suitable.
     """
     http_status = 500
-    message = "Internal Server Error"
+    message = _("Internal Server Error")
 
 
 # NotImplemented is a python keyword.
@@ -369,7 +361,7 @@ class HttpNotImplemented(HttpServerError):
     the ability to fulfill the request.
     """
     http_status = 501
-    message = "Not Implemented"
+    message = _("Not Implemented")
 
 
 class BadGateway(HttpServerError):
@@ -379,7 +371,7 @@ class BadGateway(HttpServerError):
     response from the upstream server.
     """
     http_status = 502
-    message = "Bad Gateway"
+    message = _("Bad Gateway")
 
 
 class ServiceUnavailable(HttpServerError):
@@ -388,7 +380,7 @@ class ServiceUnavailable(HttpServerError):
     The server is currently unavailable.
     """
     http_status = 503
-    message = "Service Unavailable"
+    message = _("Service Unavailable")
 
 
 class GatewayTimeout(HttpServerError):
@@ -398,7 +390,7 @@ class GatewayTimeout(HttpServerError):
     response from the upstream server.
     """
     http_status = 504
-    message = "Gateway Timeout"
+    message = _("Gateway Timeout")
 
 
 class HttpVersionNotSupported(HttpServerError):
@@ -407,7 +399,7 @@ class HttpVersionNotSupported(HttpServerError):
     The server does not support the HTTP protocol version used in the request.
     """
     http_status = 505
-    message = "HTTP Version Not Supported"
+    message = _("HTTP Version Not Supported")
 
 
 # _code_map contains all the classes that have http_status attribute.
@@ -425,12 +417,17 @@ def from_response(response, method, url):
     :param method: HTTP method used for request
     :param url: URL used for request
     """
+
+    req_id = response.headers.get("x-openstack-request-id")
+    # NOTE(hdd) true for older versions of nova and cinder
+    if not req_id:
+        req_id = response.headers.get("x-compute-request-id")
     kwargs = {
         "http_status": response.status_code,
         "response": response,
         "method": method,
         "url": url,
-        "request_id": response.headers.get("x-compute-request-id"),
+        "request_id": req_id,
     }
     if "retry-after" in response.headers:
         kwargs["retry_after"] = response.headers["retry-after"]
@@ -442,8 +439,8 @@ def from_response(response, method, url):
         except ValueError:
             pass
         else:
-            if isinstance(body, dict):
-                error = list(body.values())[0]
+            if isinstance(body, dict) and isinstance(body.get("error"), dict):
+                error = body["error"]
                 kwargs["message"] = error.get("message")
                 kwargs["details"] = error.get("details")
     elif content_type.startswith("text/"):
diff --git a/ironicclient/openstack/common/apiclient/fake_client.py b/ironicclient/openstack/common/apiclient/fake_client.py
index 4c41e702c..c52501373 100644
--- a/ironicclient/openstack/common/apiclient/fake_client.py
+++ b/ironicclient/openstack/common/apiclient/fake_client.py
@@ -1,5 +1,3 @@
-# -*- coding: utf-8 -*-
-#
 # Copyright 2013 OpenStack Foundation
 # All Rights Reserved.
 #
@@ -35,7 +33,9 @@ from six.moves.urllib import parse
 from ironicclient.openstack.common.apiclient import client
 
 
-def assert_has_keys(dct, required=[], optional=[]):
+def assert_has_keys(dct, required=None, optional=None):
+    required = required or []
+    optional = optional or []
     for k in required:
         try:
             assert k in dct
@@ -81,7 +81,7 @@ class FakeHTTPClient(client.HTTPClient):
     def __init__(self, *args, **kwargs):
         self.callstack = []
         self.fixtures = kwargs.pop("fixtures", None) or {}
-        if not args and not "auth_plugin" in kwargs:
+        if not args and "auth_plugin" not in kwargs:
             args = (None, )
         super(FakeHTTPClient, self).__init__(*args, **kwargs)
 
@@ -168,6 +168,8 @@ class FakeHTTPClient(client.HTTPClient):
         else:
             status, body = resp
             headers = {}
+        self.last_request_id = headers.get('x-openstack-request-id',
+                                           'req-test')
         return TestResponse({
             "status_code": status,
             "text": body,
diff --git a/ironicclient/openstack/common/apiclient/utils.py b/ironicclient/openstack/common/apiclient/utils.py
new file mode 100644
index 000000000..1e5c31946
--- /dev/null
+++ b/ironicclient/openstack/common/apiclient/utils.py
@@ -0,0 +1,87 @@
+#
+#    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.utils import encodeutils
+import six
+
+from ironicclient.openstack.common._i18n import _
+from ironicclient.openstack.common.apiclient import exceptions
+from ironicclient.openstack.common import uuidutils
+
+
+def find_resource(manager, name_or_id, **find_args):
+    """Look for resource in a given manager.
+
+    Used as a helper for the _find_* methods.
+    Example:
+
+    .. code-block:: python
+
+        def _find_hypervisor(cs, hypervisor):
+            #Get a hypervisor by name or ID.
+            return cliutils.find_resource(cs.hypervisors, hypervisor)
+    """
+    # first try to get entity as integer id
+    try:
+        return manager.get(int(name_or_id))
+    except (TypeError, ValueError, exceptions.NotFound):
+        pass
+
+    # now try to get entity as uuid
+    try:
+        if six.PY2:
+            tmp_id = encodeutils.safe_encode(name_or_id)
+        else:
+            tmp_id = encodeutils.safe_decode(name_or_id)
+
+        if uuidutils.is_uuid_like(tmp_id):
+            return manager.get(tmp_id)
+    except (TypeError, ValueError, exceptions.NotFound):
+        pass
+
+    # for str id which is not uuid
+    if getattr(manager, 'is_alphanum_id_allowed', False):
+        try:
+            return manager.get(name_or_id)
+        except exceptions.NotFound:
+            pass
+
+    try:
+        try:
+            return manager.find(human_id=name_or_id, **find_args)
+        except exceptions.NotFound:
+            pass
+
+        # finally try to find entity by name
+        try:
+            resource = getattr(manager, 'resource_class', None)
+            name_attr = resource.NAME_ATTR if resource else 'name'
+            kwargs = {name_attr: name_or_id}
+            kwargs.update(find_args)
+            return manager.find(**kwargs)
+        except exceptions.NotFound:
+            msg = _("No %(name)s with a name or "
+                    "ID of '%(name_or_id)s' exists.") % \
+                {
+                    "name": manager.resource_class.__name__.lower(),
+                    "name_or_id": name_or_id
+                }
+            raise exceptions.CommandError(msg)
+    except exceptions.NoUniqueMatch:
+        msg = _("Multiple %(name)s matches found for "
+                "'%(name_or_id)s', use an ID to be more specific.") % \
+            {
+                "name": manager.resource_class.__name__.lower(),
+                "name_or_id": name_or_id
+            }
+        raise exceptions.CommandError(msg)
diff --git a/openstack-common.conf b/openstack-common.conf
index 4ad556ef9..a970f3bdc 100644
--- a/openstack-common.conf
+++ b/openstack-common.conf
@@ -1,6 +1,7 @@
 [DEFAULT]
 
 # The list of modules to copy from openstack-common
+module=_i18n
 module=apiclient
 module=cliutils
 module=gettextutils