merging trunk; resolving conflicts

82 files changed, 4281 insertions, 1190 deletions

diff --git a/nova/api/ec2/cloud.py b/nova/api/ec2/cloud.py
index 16ca1ed2a..10720a804 100644
--- a/nova/api/ec2/cloud.py
+++ b/nova/api/ec2/cloud.py
@@ -530,7 +530,52 @@ class CloudController(object):
             g['ipPermissions'] += [r]
         return g
 
-    def _revoke_rule_args_to_dict(self, context, to_port=None, from_port=None,
+    def _rule_args_to_dict(self, context, kwargs):
+        rules = []
+        if not 'groups' in kwargs and not 'ip_ranges' in kwargs:
+            rule = self._rule_dict_last_step(context, **kwargs)
+            if rule:
+                rules.append(rule)
+            return rules
+        if 'ip_ranges' in kwargs:
+            rules = self._cidr_args_split(kwargs)
+        finalset = []
+        for rule in rules:
+            if 'groups' in rule:
+                groups_values = self._groups_args_split(rule)
+                for groups_value in groups_values:
+                    finalset.append(groups_value)
+            else:
+                if rule:
+                    finalset.append(rule)
+        return finalset
+
+    def _cidr_args_split(self, kwargs):
+        cidr_args_split = []
+        cidrs = kwargs['ip_ranges']
+        for key, cidr in cidrs.iteritems():
+            mykwargs = kwargs.copy()
+            del mykwargs['ip_ranges']
+            mykwargs['cidr_ip'] = cidr['cidr_ip']
+            cidr_args_split.append(mykwargs)
+        return cidr_args_split
+
+    def _groups_args_split(self, kwargs):
+        groups_args_split = []
+        groups = kwargs['groups']
+        for key, group in groups.iteritems():
+            mykwargs = kwargs.copy()
+            del mykwargs['groups']
+            if 'group_name' in group:
+                mykwargs['source_security_group_name'] = group['group_name']
+            if 'user_id' in group:
+                mykwargs['source_security_group_owner_id'] = group['user_id']
+            if 'group_id' in group:
+                mykwargs['source_security_group_id'] = group['group_id']
+            groups_args_split.append(mykwargs)
+        return groups_args_split
+
+    def _rule_dict_last_step(self, context, to_port=None, from_port=None,
                                   ip_protocol=None, cidr_ip=None, user_id=None,
                                   source_security_group_name=None,
                                   source_security_group_owner_id=None):
@@ -615,7 +660,7 @@ class CloudController(object):
         msg = "Revoke security group ingress %s"
         LOG.audit(_(msg), security_group['name'], context=context)
 
-        criteria = self._revoke_rule_args_to_dict(context, **kwargs)
+        criteria = self._rule_args_to_dict(context, kwargs)[0]
         if criteria is None:
             raise exception.ApiError(_("Not enough parameters to build a "
                                        "valid rule."))
@@ -656,21 +701,34 @@ class CloudController(object):
 
         msg = "Authorize security group ingress %s"
         LOG.audit(_(msg), security_group['name'], context=context)
-        values = self._revoke_rule_args_to_dict(context, **kwargs)
-        if values is None:
-            raise exception.ApiError(_("Not enough parameters to build a "
-                                       "valid rule."))
-        values['parent_group_id'] = security_group.id
-
-        if self._security_group_rule_exists(security_group, values):
-            raise exception.ApiError(_('This rule already exists in group %s')
-                                     % group_name)
-
-        security_group_rule = db.security_group_rule_create(context, values)
+        prevalues = []
+        try:
+            prevalues = kwargs['ip_permissions']
+        except KeyError:
+            prevalues.append(kwargs)
+        postvalues = []
+        for values in prevalues:
+            rulesvalues = self._rule_args_to_dict(context, values)
+            if not rulesvalues:
+                err = "%s Not enough parameters to build a valid rule"
+                raise exception.ApiError(_(err % rulesvalues))
+            for values_for_rule in rulesvalues:
+                values_for_rule['parent_group_id'] = security_group.id
+                if self._security_group_rule_exists(security_group,
+                                                    values_for_rule):
+                    err = '%s - This rule already exists in group'
+                    raise exception.ApiError(_(err) % values_for_rule)
+                postvalues.append(values_for_rule)
+
+        for values_for_rule in postvalues:
+            security_group_rule = db.security_group_rule_create(context,
+                                                               values_for_rule)
 
         self.compute_api.trigger_security_group_rules_refresh(context,
-                                      security_group_id=security_group['id'])
+                                  security_group_id=security_group['id'])
 
+        group = db.security_group_get_by_name(context, context.project_id,
+                                              security_group['name'])
         return True
 
     def _get_source_project_id(self, context, source_security_group_owner_id):
@@ -1147,7 +1205,7 @@ class CloudController(object):
 
     def rescue_instance(self, context, instance_id, **kwargs):
         """This is an extension to the normal ec2_api"""
-        self._do_instance(self.compute_api.rescue, contect, instnace_id)
+        self._do_instance(self.compute_api.rescue, context, instance_id)
         return True
 
     def unrescue_instance(self, context, instance_id, **kwargs):
diff --git a/nova/api/openstack/__init__.py b/nova/api/openstack/__init__.py
index e87d7c754..868b98a31 100644
--- a/nova/api/openstack/__init__.py
+++ b/nova/api/openstack/__init__.py
@@ -164,11 +164,17 @@ class APIRouterV11(APIRouter):
 
     def _setup_routes(self, mapper):
         super(APIRouterV11, self)._setup_routes(mapper, '1.1')
-        mapper.resource("image_meta", "meta",
-                        controller=image_metadata.create_resource(),
+        image_metadata_controller = image_metadata.create_resource()
+        mapper.resource("image_meta", "metadata",
+                        controller=image_metadata_controller,
                         parent_resource=dict(member_name='image',
                         collection_name='images'))
 
+        mapper.connect("metadata", "/images/{image_id}/metadata",
+                       controller=image_metadata_controller,
+                       action='update_all',
+                       conditions={"method": ['PUT']})
+
         mapper.resource("server_meta", "meta",
                         controller=server_metadata.create_resource(),
                         parent_resource=dict(member_name='server',
diff --git a/nova/api/openstack/accounts.py b/nova/api/openstack/accounts.py
index e3201b14f..a13a758ab 100644
--- a/nova/api/openstack/accounts.py
+++ b/nova/api/openstack/accounts.py
@@ -47,10 +47,10 @@ class Controller(object):
             raise exception.AdminRequired()
 
     def index(self, req):
-        raise faults.Fault(webob.exc.HTTPNotImplemented())
+        raise webob.exc.HTTPNotImplemented()
 
     def detail(self, req):
-        raise faults.Fault(webob.exc.HTTPNotImplemented())
+        raise webob.exc.HTTPNotImplemented()
 
     def show(self, req, id):
         """Return data about the given account id"""
@@ -65,7 +65,7 @@ class Controller(object):
     def create(self, req, body):
         """We use update with create-or-update semantics
            because the id comes from an external source"""
-        raise faults.Fault(webob.exc.HTTPNotImplemented())
+        raise webob.exc.HTTPNotImplemented()
 
     def update(self, req, id, body):
         """This is really create or update."""
diff --git a/nova/api/openstack/backup_schedules.py b/nova/api/openstack/backup_schedules.py
index 3e95aedf3..7ff0d999e 100644
--- a/nova/api/openstack/backup_schedules.py
+++ b/nova/api/openstack/backup_schedules.py
@@ -19,7 +19,6 @@ import time
 
 from webob import exc
 
-from nova.api.openstack import faults
 from nova.api.openstack import wsgi
 
 
@@ -36,20 +35,20 @@ class Controller(object):
 
     def index(self, req, server_id, **kwargs):
         """ Returns the list of backup schedules for a given instance """
-        return faults.Fault(exc.HTTPNotImplemented())
+        raise exc.HTTPNotImplemented()
 
     def show(self, req, server_id, id, **kwargs):
         """ Returns a single backup schedule for a given instance """
-        return faults.Fault(exc.HTTPNotImplemented())
+        raise exc.HTTPNotImplemented()
 
     def create(self, req, server_id, **kwargs):
         """ No actual update method required, since the existing API allows
         both create and update through a POST """
-        return faults.Fault(exc.HTTPNotImplemented())
+        raise exc.HTTPNotImplemented()
 
     def delete(self, req, server_id, id, **kwargs):
         """ Deletes an existing backup schedule """
-        return faults.Fault(exc.HTTPNotImplemented())
+        raise exc.HTTPNotImplemented()
 
 
 def create_resource():
diff --git a/nova/api/openstack/common.py b/nova/api/openstack/common.py
index 8e12ce0c0..bd14a1389 100644
--- a/nova/api/openstack/common.py
+++ b/nova/api/openstack/common.py
@@ -53,10 +53,10 @@ def get_pagination_params(request):
             params[param] = int(request.GET[param])
         except ValueError:
             msg = _('%s param must be an integer') % param
-            raise webob.exc.HTTPBadRequest(msg)
+            raise webob.exc.HTTPBadRequest(explanation=msg)
         if params[param] < 0:
             msg = _('%s param must be positive') % param
-            raise webob.exc.HTTPBadRequest(msg)
+            raise webob.exc.HTTPBadRequest(explanation=msg)
 
     return params
 
@@ -77,18 +77,22 @@ def limited(items, request, max_limit=FLAGS.osapi_max_limit):
     try:
         offset = int(request.GET.get('offset', 0))
     except ValueError:
-        raise webob.exc.HTTPBadRequest(_('offset param must be an integer'))
+        msg = _('offset param must be an integer')
+        raise webob.exc.HTTPBadRequest(explanation=msg)
 
     try:
         limit = int(request.GET.get('limit', max_limit))
     except ValueError:
-        raise webob.exc.HTTPBadRequest(_('limit param must be an integer'))
+        msg = _('limit param must be an integer')
+        raise webob.exc.HTTPBadRequest(explanation=msg)
 
     if limit < 0:
-        raise webob.exc.HTTPBadRequest(_('limit param must be positive'))
+        msg = _('limit param must be positive')
+        raise webob.exc.HTTPBadRequest(explanation=msg)
 
     if offset < 0:
-        raise webob.exc.HTTPBadRequest(_('offset param must be positive'))
+        msg = _('offset param must be positive')
+        raise webob.exc.HTTPBadRequest(explanation=msg)
 
     limit = min(max_limit, limit or max_limit)
     range_end = offset + limit
@@ -111,7 +115,8 @@ def limited_by_marker(items, request, max_limit=FLAGS.osapi_max_limit):
                 start_index = i + 1
                 break
         if start_index < 0:
-            raise webob.exc.HTTPBadRequest(_('marker [%s] not found' % marker))
+            msg = _('marker [%s] not found') % marker
+            raise webob.exc.HTTPBadRequest(explanation=msg)
     range_end = start_index + limit
     return items[start_index:range_end]
 
@@ -162,3 +167,28 @@ def remove_version_from_href(href):
         msg = _('href does not contain version')
         raise ValueError(msg)
     return new_href
+
+
+def get_version_from_href(href):
+    """Returns the api version in the href.
+
+    Returns the api version in the href.
+    If no version is found, 1.0 is returned
+
+    Given: 'http://www.nova.com/123'
+    Returns: '1.0'
+
+    Given: 'http://www.nova.com/v1.1'
+    Returns: '1.1'
+
+    """
+    try:
+        #finds the first instance that matches /v#.#/
+        version = re.findall(r'[/][v][0-9]+\.[0-9]+[/]', href)
+        #if no version was found, try finding /v#.# at the end of the string
+        if not version:
+            version = re.findall(r'[/][v][0-9]+\.[0-9]+$', href)
+        version = re.findall(r'[0-9]+\.[0-9]', version[0])[0]
+    except IndexError:
+        version = '1.0'
+    return version
diff --git a/nova/api/openstack/consoles.py b/nova/api/openstack/consoles.py
index 7a43fba96..d2655acfa 100644
--- a/nova/api/openstack/consoles.py
+++ b/nova/api/openstack/consoles.py
@@ -16,10 +16,10 @@
 #    under the License.
 
 from webob import exc
+import webob
 
 from nova import console
 from nova import exception
-from nova.api.openstack import faults
 from nova.api.openstack import wsgi
 
 
@@ -71,12 +71,12 @@ class Controller(object):
                                         int(server_id),
                                         int(id))
         except exception.NotFound:
-            return faults.Fault(exc.HTTPNotFound())
+            raise exc.HTTPNotFound()
         return _translate_detail_keys(console)
 
     def update(self, req, server_id, id):
         """You can't update a console"""
-        raise faults.Fault(exc.HTTPNotImplemented())
+        raise exc.HTTPNotImplemented()
 
     def delete(self, req, server_id, id):
         """Deletes a console"""
@@ -85,8 +85,8 @@ class Controller(object):
                                             int(server_id),
                                             int(id))
         except exception.NotFound:
-            return faults.Fault(exc.HTTPNotFound())
-        return exc.HTTPAccepted()
+            raise exc.HTTPNotFound()
+        return webob.Response(status_int=202)
 
 
 def create_resource():
diff --git a/nova/api/openstack/contrib/multinic.py b/nova/api/openstack/contrib/multinic.py
index 841061721..da8dcee5d 100644
--- a/nova/api/openstack/contrib/multinic.py
+++ b/nova/api/openstack/contrib/multinic.py
@@ -16,6 +16,7 @@
 """The multinic extension."""
 
 from webob import exc
+import webob
 
 from nova import compute
 from nova import log as logging
@@ -103,7 +104,7 @@ class Multinic(extensions.ExtensionDescriptor):
         except Exception, e:
             LOG.exception(_("Error in addFixedIp %s"), e)
             return faults.Fault(exc.HTTPBadRequest())
-        return exc.HTTPAccepted()
+        return webob.Response(status_int=202)
 
     def _remove_fixed_ip(self, input_dict, req, id):
         """Removes an IP from an instance."""
@@ -122,4 +123,4 @@ class Multinic(extensions.ExtensionDescriptor):
         except Exception, e:
             LOG.exception(_("Error in removeFixedIp %s"), e)
             return faults.Fault(exc.HTTPBadRequest())
-        return exc.HTTPAccepted()
+        return webob.Response(status_int=202)
diff --git a/nova/api/openstack/contrib/volumes.py b/nova/api/openstack/contrib/volumes.py
index e5e2c5b50..827e36097 100644
--- a/nova/api/openstack/contrib/volumes.py
+++ b/nova/api/openstack/contrib/volumes.py
@@ -16,6 +16,7 @@
 """The volumes extension."""
 
 from webob import exc
+import webob
 
 from nova import compute
 from nova import exception
@@ -104,7 +105,7 @@ class VolumeController(object):
             self.volume_api.delete(context, volume_id=id)
         except exception.NotFound:
             return faults.Fault(exc.HTTPNotFound())
-        return exc.HTTPAccepted()
+        return webob.Response(status_int=202)
 
     def index(self, req):
         """Returns a summary list of volumes."""
@@ -279,7 +280,7 @@ class VolumeAttachmentController(object):
         self.compute_api.detach_volume(context,
                                        volume_id=volume_id)
 
-        return exc.HTTPAccepted()
+        return webob.Response(status_int=202)
 
     def _items(self, req, server_id, entity_maker):
         """Returns a list of attachments, transformed through entity_maker."""
diff --git a/nova/api/openstack/create_instance_helper.py b/nova/api/openstack/create_instance_helper.py
index 2654e3c40..f8317565e 100644
--- a/nova/api/openstack/create_instance_helper.py
+++ b/nova/api/openstack/create_instance_helper.py
@@ -28,7 +28,6 @@ from nova import quota
 from nova import utils
 
 from nova.compute import instance_types
-from nova.api.openstack import faults
 from nova.api.openstack import wsgi
 from nova.auth import manager as auth_manager
 
@@ -70,11 +69,14 @@ class CreateInstanceHelper(object):
         return type from this method is left to the caller.
         """
         if not body:
-            raise faults.Fault(exc.HTTPUnprocessableEntity())
+            raise exc.HTTPUnprocessableEntity()
 
-        context = req.environ['nova.context']
+        if not 'server' in body:
+            raise exc.HTTPUnprocessableEntity()
 
-        password = self.controller._get_server_admin_password(body['server'])
+        server_dict = body['server']
+        context = req.environ['nova.context']
+        password = self.controller._get_server_admin_password(server_dict)
 
         key_name = None
         key_data = None
@@ -94,28 +96,32 @@ class CreateInstanceHelper(object):
         except Exception, e:
             msg = _("Cannot find requested image %(image_href)s: %(e)s" %
                                                                     locals())
-            raise faults.Fault(exc.HTTPBadRequest(explanation=msg))
+            raise exc.HTTPBadRequest(explanation=msg)
 
-        personality = body['server'].get('personality')
+        personality = server_dict.get('personality')
 
         injected_files = []
         if personality:
             injected_files = self._get_injected_files(personality)
 
-        flavor_id = self.controller._flavor_id_from_req_data(body)
+        try:
+            flavor_id = self.controller._flavor_id_from_req_data(body)
+        except ValueError as error:
+            msg = _("Invalid flavorRef provided.")
+            raise exc.HTTPBadRequest(explanation=msg)
 
-        if not 'name' in body['server']:
+        if not 'name' in server_dict:
             msg = _("Server name is not defined")
             raise exc.HTTPBadRequest(explanation=msg)
 
-        zone_blob = body['server'].get('blob')
-        name = body['server']['name']
+        zone_blob = server_dict.get('blob')
+        name = server_dict['name']
         self._validate_server_name(name)
         name = name.strip()
 
-        reservation_id = body['server'].get('reservation_id')
-        min_count = body['server'].get('min_count')
-        max_count = body['server'].get('max_count')
+        reservation_id = server_dict.get('reservation_id')
+        min_count = server_dict.get('min_count')
+        max_count = server_dict.get('max_count')
         # min_count and max_count are optional.  If they exist, they come
         # in as strings.  We want to default 'min_count' to 1, and default
         # 'max_count' to be 'min_count'.
@@ -142,7 +148,7 @@ class CreateInstanceHelper(object):
                                   display_description=name,
                                   key_name=key_name,
                                   key_data=key_data,
-                                  metadata=body['server'].get('metadata', {}),
+                                  metadata=server_dict.get('metadata', {}),
                                   injected_files=injected_files,
                                   admin_password=password,
                                   zone_blob=zone_blob,
@@ -153,8 +159,10 @@ class CreateInstanceHelper(object):
             self._handle_quota_error(error)
         except exception.ImageNotFound as error:
             msg = _("Can not find requested image")
-            raise faults.Fault(exc.HTTPBadRequest(explanation=msg))
-
+            raise exc.HTTPBadRequest(explanation=msg)
+        except exception.FlavorNotFound as error:
+            msg = _("Invalid flavorRef provided.")
+            raise exc.HTTPBadRequest(explanation=msg)
         # Let the caller deal with unhandled exceptions.
 
     def _handle_quota_error(self, error):
@@ -277,7 +285,7 @@ class CreateInstanceHelper(object):
         return password
 
 
-class ServerXMLDeserializer(wsgi.XMLDeserializer):
+class ServerXMLDeserializer(wsgi.MetadataXMLDeserializer):
     """
     Deserializer to handle xml-formatted server create requests.
 
@@ -294,11 +302,12 @@ class ServerXMLDeserializer(wsgi.XMLDeserializer):
     def _extract_server(self, node):
         """Marshal the server attribute of a parsed request"""
         server = {}
-        server_node = self._find_first_child_named(node, 'server')
+        server_node = self.find_first_child_named(node, 'server')
         for attr in ["name", "imageId", "flavorId", "imageRef", "flavorRef"]:
             if server_node.getAttribute(attr):
                 server[attr] = server_node.getAttribute(attr)
-        metadata = self._extract_metadata(server_node)
+        metadata_node = self.find_first_child_named(server_node, "metadata")
+        metadata = self.extract_metadata(metadata_node)
         if metadata is not None:
             server["metadata"] = metadata
         personality = self._extract_personality(server_node)
@@ -306,49 +315,17 @@ class ServerXMLDeserializer(wsgi.XMLDeserializer):
             server["personality"] = personality
         return server
 
-    def _extract_metadata(self, server_node):
-        """Marshal the metadata attribute of a parsed request"""
-        metadata_node = self._find_first_child_named(server_node, "metadata")
-        if metadata_node is None:
-            return None
-        metadata = {}
-        for meta_node in self._find_children_named(metadata_node, "meta"):
-            key = meta_node.getAttribute("key")
-            metadata[key] = self._extract_text(meta_node)
-        return metadata
-
     def _extract_personality(self, server_node):
         """Marshal the personality attribute of a parsed request"""
         personality_node = \
-                self._find_first_child_named(server_node, "personality")
+                self.find_first_child_named(server_node, "personality")
         if personality_node is None:
             return None
         personality = []
-        for file_node in self._find_children_named(personality_node, "file"):
+        for file_node in self.find_children_named(personality_node, "file"):
             item = {}
             if file_node.hasAttribute("path"):
                 item["path"] = file_node.getAttribute("path")
-            item["contents"] = self._extract_text(file_node)
+            item["contents"] = self.extract_text(file_node)
             personality.append(item)
         return personality
-
-    def _find_first_child_named(self, parent, name):
-        """Search a nodes children for the first child with a given name"""
-        for node in parent.childNodes:
-            if node.nodeName == name:
-                return node
-        return None
-
-    def _find_children_named(self, parent, name):
-        """Return all of a nodes children who have the given name"""
-        for node in parent.childNodes:
-            if node.nodeName == name:
-                yield node
-
-    def _extract_text(self, node):
-        """Get the text field contained by the given node"""
-        if len(node.childNodes) == 1:
-            child = node.childNodes[0]
-            if child.nodeType == child.TEXT_NODE:
-                return child.nodeValue
-        return ""
diff --git a/nova/api/openstack/extensions.py b/nova/api/openstack/extensions.py
index da06ecd15..cc889703e 100644
--- a/nova/api/openstack/extensions.py
+++ b/nova/api/openstack/extensions.py
@@ -23,6 +23,7 @@ import sys
 import routes
 import webob.dec
 import webob.exc
+from xml.etree import ElementTree
 
 from nova import exception
 from nova import flags
@@ -194,7 +195,7 @@ class ExtensionsResource(wsgi.Resource):
     def show(self, req, id):
         # NOTE(dprince): the extensions alias is used as the 'id' for show
         ext = self.extension_manager.extensions[id]
-        return self._translate(ext)
+        return dict(extension=self._translate(ext))
 
     def delete(self, req, id):
         raise faults.Fault(webob.exc.HTTPNotFound())
@@ -258,15 +259,18 @@ class ExtensionMiddleware(base_wsgi.Middleware):
 
         mapper = routes.Mapper()
 
+        serializer = wsgi.ResponseSerializer(
+            {'application/xml': ExtensionsXMLSerializer()})
         # extended resources
         for resource in ext_mgr.get_resources():
             LOG.debug(_('Extended resource: %s'),
                         resource.collection)
             mapper.resource(resource.collection, resource.collection,
-                            controller=wsgi.Resource(resource.controller),
-                            collection=resource.collection_actions,
-                            member=resource.member_actions,
-                            parent_resource=resource.parent)
+                controller=wsgi.Resource(
+                    resource.controller, serializer=serializer),
+                collection=resource.collection_actions,
+                member=resource.member_actions,
+                parent_resource=resource.parent)
 
         # extended actions
         action_resources = self._action_ext_resources(application, ext_mgr,
@@ -462,3 +466,40 @@ class ResourceExtension(object):
         self.parent = parent
         self.collection_actions = collection_actions
         self.member_actions = member_actions
+
+
+class ExtensionsXMLSerializer(wsgi.XMLDictSerializer):
+
+    def show(self, ext_dict):
+        ext = self._create_ext_elem(ext_dict['extension'])
+        return self._to_xml(ext)
+
+    def index(self, exts_dict):
+        exts = ElementTree.Element('extensions')
+        for ext_dict in exts_dict['extensions']:
+            exts.append(self._create_ext_elem(ext_dict))
+        return self._to_xml(exts)
+
+    def _create_ext_elem(self, ext_dict):
+        """Create an extension xml element from a dict."""
+        ext_elem = ElementTree.Element('extension')
+        ext_elem.set('name', ext_dict['name'])
+        ext_elem.set('namespace', ext_dict['namespace'])
+        ext_elem.set('alias', ext_dict['alias'])
+        ext_elem.set('updated', ext_dict['updated'])
+        desc = ElementTree.Element('description')
+        desc.text = ext_dict['description']
+        ext_elem.append(desc)
+        for link in ext_dict.get('links', []):
+            elem = ElementTree.Element('atom:link')
+            elem.set('rel', link['rel'])
+            elem.set('href', link['href'])
+            elem.set('type', link['type'])
+            ext_elem.append(elem)
+        return ext_elem
+
+    def _to_xml(self, root):
+        """Convert the xml tree object to an xml string."""
+        root.set('xmlns', wsgi.XMLNS_V11)
+        root.set('xmlns:atom', wsgi.XMLNS_ATOM)
+        return ElementTree.tostring(root, encoding='UTF-8')
diff --git a/nova/api/openstack/faults.py b/nova/api/openstack/faults.py
index b9a23c126..1ab45d4f1 100644
--- a/nova/api/openstack/faults.py
+++ b/nova/api/openstack/faults.py
@@ -19,6 +19,7 @@
 import webob.dec
 import webob.exc
 
+from nova.api.openstack import common
 from nova.api.openstack import wsgi
 
 
@@ -40,6 +41,7 @@ class Fault(webob.exc.HTTPException):
     def __init__(self, exception):
         """Create a Fault for the given webob.exc.exception."""
         self.wrapped_exc = exception
+        self.status_int = exception.status_int
 
     @webob.dec.wsgify(RequestClass=wsgi.Request)
     def __call__(self, req):
@@ -60,9 +62,13 @@ class Fault(webob.exc.HTTPException):
 
         content_type = req.best_match_content_type()
 
+        xml_serializer = {
+            '1.0': wsgi.XMLDictSerializer(metadata, wsgi.XMLNS_V10),
+            '1.1': wsgi.XMLDictSerializer(metadata, wsgi.XMLNS_V11),
+        }[common.get_version_from_href(req.url)]
+
         serializer = {
-            'application/xml': wsgi.XMLDictSerializer(metadata=metadata,
-                                                      xmlns=wsgi.XMLNS_V10),
+            'application/xml': xml_serializer,
             'application/json': wsgi.JSONDictSerializer(),
         }[content_type]
 
@@ -99,9 +105,13 @@ class OverLimitFault(webob.exc.HTTPException):
         content_type = request.best_match_content_type()
         metadata = {"attributes": {"overLimitFault": "code"}}
 
+        xml_serializer = {
+            '1.0': wsgi.XMLDictSerializer(metadata, wsgi.XMLNS_V10),
+            '1.1': wsgi.XMLDictSerializer(metadata, wsgi.XMLNS_V11),
+        }[common.get_version_from_href(request.url)]
+
         serializer = {
-            'application/xml': wsgi.XMLDictSerializer(metadata=metadata,
-                                                      xmlns=wsgi.XMLNS_V10),
+            'application/xml': xml_serializer,
             'application/json': wsgi.JSONDictSerializer(),
         }[content_type]
 
diff --git a/nova/api/openstack/flavors.py b/nova/api/openstack/flavors.py
index 6fab13147..b4bda68d4 100644
--- a/nova/api/openstack/flavors.py
+++ b/nova/api/openstack/flavors.py
@@ -16,6 +16,7 @@
 #    under the License.
 
 import webob
+import xml.dom.minidom as minidom
 
 from nova import db
 from nova import exception
@@ -74,19 +75,65 @@ class ControllerV11(Controller):
         return views.flavors.ViewBuilderV11(base_url)
 
 
+class FlavorXMLSerializer(wsgi.XMLDictSerializer):
+
+    def __init__(self):
+        super(FlavorXMLSerializer, self).__init__(xmlns=wsgi.XMLNS_V11)
+
+    def _flavor_to_xml(self, xml_doc, flavor, detailed):
+        flavor_node = xml_doc.createElement('flavor')
+        flavor_node.setAttribute('id', str(flavor['id']))
+        flavor_node.setAttribute('name', flavor['name'])
+
+        if detailed:
+            flavor_node.setAttribute('ram', str(flavor['ram']))
+            flavor_node.setAttribute('disk', str(flavor['disk']))
+
+        link_nodes = self._create_link_nodes(xml_doc, flavor['links'])
+        for link_node in link_nodes:
+            flavor_node.appendChild(link_node)
+        return flavor_node
+
+    def _flavors_list_to_xml(self, xml_doc, flavors, detailed):
+        container_node = xml_doc.createElement('flavors')
+
+        for flavor in flavors:
+            item_node = self._flavor_to_xml(xml_doc, flavor, detailed)
+            container_node.appendChild(item_node)
+        return container_node
+
+    def show(self, flavor_container):
+        xml_doc = minidom.Document()
+        flavor = flavor_container['flavor']
+        node = self._flavor_to_xml(xml_doc, flavor, True)
+        return self.to_xml_string(node, True)
+
+    def detail(self, flavors_container):
+        xml_doc = minidom.Document()
+        flavors = flavors_container['flavors']
+        node = self._flavors_list_to_xml(xml_doc, flavors, True)
+        return self.to_xml_string(node, True)
+
+    def index(self, flavors_container):
+        xml_doc = minidom.Document()
+        flavors = flavors_container['flavors']
+        node = self._flavors_list_to_xml(xml_doc, flavors, False)
+        return self.to_xml_string(node, True)
+
+
 def create_resource(version='1.0'):
     controller = {
         '1.0': ControllerV10,
         '1.1': ControllerV11,
     }[version]()
 
-    xmlns = {
-        '1.0': wsgi.XMLNS_V10,
-        '1.1': wsgi.XMLNS_V11,
+    xml_serializer = {
+        '1.0': wsgi.XMLDictSerializer(xmlns=wsgi.XMLNS_V10),
+        '1.1': FlavorXMLSerializer(),
     }[version]
 
     body_serializers = {
-        'application/xml': wsgi.XMLDictSerializer(xmlns=xmlns),
+        'application/xml': xml_serializer,
     }
 
     serializer = wsgi.ResponseSerializer(body_serializers)
diff --git a/nova/api/openstack/image_metadata.py b/nova/api/openstack/image_metadata.py
index 4f33844fa..ee181c924 100644
--- a/nova/api/openstack/image_metadata.py
+++ b/nova/api/openstack/image_metadata.py
@@ -22,7 +22,6 @@ from nova import flags
 from nova import image
 from nova import quota
 from nova import utils
-from nova.api.openstack import faults
 from nova.api.openstack import wsgi
 
 
@@ -62,7 +61,7 @@ class Controller(object):
         if id in metadata:
             return {'meta': {id: metadata[id]}}
         else:
-            return faults.Fault(exc.HTTPNotFound())
+            raise exc.HTTPNotFound()
 
     def create(self, req, image_id, body):
         context = req.environ['nova.context']
@@ -97,20 +96,54 @@ class Controller(object):
         self._check_quota_limit(context, metadata)
         img['properties'] = metadata
         self.image_service.update(context, image_id, img, None)
+        return dict(meta=meta)
 
-        return req.body
+    def update_all(self, req, image_id, body):
+        context = req.environ['nova.context']
+        img = self.image_service.show(context, image_id)
+        metadata = body.get('metadata', {})
+        self._check_quota_limit(context, metadata)
+        img['properties'] = metadata
+        self.image_service.update(context, image_id, img, None)
+        return dict(metadata=metadata)
 
     def delete(self, req, image_id, id):
         context = req.environ['nova.context']
         img = self.image_service.show(context, image_id)
         metadata = self._get_metadata(context, image_id)
         if not id in metadata:
-            return faults.Fault(exc.HTTPNotFound())
+            raise exc.HTTPNotFound()
         metadata.pop(id)
         img['properties'] = metadata
         self.image_service.update(context, image_id, img, None)
 
 
+class ImageMetadataXMLDeserializer(wsgi.MetadataXMLDeserializer):
+
+    def _extract_metadata_container(self, datastring):
+        dom = minidom.parseString(datastring)
+        metadata_node = self.find_first_child_named(dom, "metadata")
+        metadata = self.extract_metadata(metadata_node)
+        return {'body': {'metadata': metadata}}
+
+    def create(self, datastring):
+        return self._extract_metadata_container(datastring)
+
+    def update_all(self, datastring):
+        return self._extract_metadata_container(datastring)
+
+    def update(self, datastring):
+        dom = minidom.parseString(datastring)
+        metadata_item = self.extract_metadata(dom)
+        return {'body': {'meta': metadata_item}}
+
+
+class HeadersSerializer(wsgi.ResponseHeadersSerializer):
+
+    def delete(self, response, data):
+        response.status_int = 204
+
+
 class ImageMetadataXMLSerializer(wsgi.XMLDictSerializer):
     def __init__(self, xmlns=wsgi.XMLNS_V11):
         super(ImageMetadataXMLSerializer, self).__init__(xmlns=xmlns)
@@ -144,6 +177,9 @@ class ImageMetadataXMLSerializer(wsgi.XMLDictSerializer):
     def create(self, metadata_dict):
         return self._meta_list_to_xml_string(metadata_dict)
 
+    def update_all(self, metadata_dict):
+        return self._meta_list_to_xml_string(metadata_dict)
+
     def _meta_item_to_xml_string(self, meta_item_dict):
         xml_doc = minidom.Document()
         item_key, item_value = meta_item_dict.items()[0]
@@ -158,11 +194,21 @@ class ImageMetadataXMLSerializer(wsgi.XMLDictSerializer):
     def update(self, meta_item_dict):
         return self._meta_item_to_xml_string(meta_item_dict['meta'])
 
+    def default(self, *args, **kwargs):
+        return ''
+
 
 def create_resource():
+    headers_serializer = HeadersSerializer()
+
+    body_deserializers = {
+        'application/xml': ImageMetadataXMLDeserializer(),
+    }
+
     body_serializers = {
         'application/xml': ImageMetadataXMLSerializer(),
     }
-    serializer = wsgi.ResponseSerializer(body_serializers)
+    serializer = wsgi.ResponseSerializer(body_serializers, headers_serializer)
+    deserializer = wsgi.RequestDeserializer(body_deserializers)
 
-    return wsgi.Resource(Controller(), serializer=serializer)
+    return wsgi.Resource(Controller(), deserializer, serializer)
diff --git a/nova/api/openstack/images.py b/nova/api/openstack/images.py
index d0317583e..30e4fd389 100644
--- a/nova/api/openstack/images.py
+++ b/nova/api/openstack/images.py
@@ -25,7 +25,6 @@ from nova import flags
 import nova.image
 from nova import log
 from nova.api.openstack import common
-from nova.api.openstack import faults
 from nova.api.openstack import image_metadata
 from nova.api.openstack import servers
 from nova.api.openstack.views import images as images_view
@@ -35,7 +34,13 @@ from nova.api.openstack import wsgi
 LOG = log.getLogger('nova.api.openstack.images')
 FLAGS = flags.FLAGS
 
-SUPPORTED_FILTERS = ['name', 'status']
+SUPPORTED_FILTERS = {
+    'name': 'name',
+    'status': 'status',
+    'changes-since': 'changes-since',
+    'server': 'property-instance_ref',
+    'type': 'property-image_type',
+}
 
 
 class Controller(object):
@@ -62,8 +67,9 @@ class Controller(object):
         filters = {}
         for param in req.str_params:
             if param in SUPPORTED_FILTERS or param.startswith('property-'):
-                filters[param] = req.str_params.get(param)
-
+                # map filter name or carry through if property-*
+                filter_name = SUPPORTED_FILTERS.get(param, param)
+                filters[filter_name] = req.str_params.get(param)
         return filters
 
     def show(self, req, id):
@@ -78,7 +84,7 @@ class Controller(object):
             image = self._image_service.show(context, id)
         except (exception.NotFound, exception.InvalidImageRef):
             explanation = _("Image not found.")
-            raise faults.Fault(webob.exc.HTTPNotFound(explanation=explanation))
+            raise webob.exc.HTTPNotFound(explanation=explanation)
 
         return dict(image=self.get_builder(req).build(image, detail=True))
 
diff --git a/nova/api/openstack/ips.py b/nova/api/openstack/ips.py
index 1ebfdb831..a74fae487 100644
--- a/nova/api/openstack/ips.py
+++ b/nova/api/openstack/ips.py
@@ -16,11 +16,11 @@
 #    under the License.
 
 import time
+from xml.dom import minidom
 
 from webob import exc
 
 import nova
-from nova.api.openstack import faults
 import nova.api.openstack.views.addresses
 from nova.api.openstack import wsgi
 from nova import db
@@ -37,14 +37,14 @@ class Controller(object):
             instance = self.compute_api.get(
                 req.environ['nova.context'], server_id)
         except nova.exception.NotFound:
-            return faults.Fault(exc.HTTPNotFound())
+            raise exc.HTTPNotFound()
         return instance
 
     def create(self, req, server_id, body):
-        return faults.Fault(exc.HTTPNotImplemented())
+        raise exc.HTTPNotImplemented()
 
     def delete(self, req, server_id, id):
-        return faults.Fault(exc.HTTPNotImplemented())
+        raise exc.HTTPNotImplemented()
 
 
 class ControllerV10(Controller):
@@ -63,7 +63,7 @@ class ControllerV10(Controller):
             view = builder.build_public_parts(instance)
         else:
             msg = _("Only private and public networks available")
-            return faults.Fault(exc.HTTPNotFound(explanation=msg))
+            raise exc.HTTPNotFound(explanation=msg)
 
         return {id: view}
 
@@ -86,7 +86,7 @@ class ControllerV11(Controller):
 
         if network is None:
             msg = _("Instance is not a member of specified network")
-            return faults.Fault(exc.HTTPNotFound(explanation=msg))
+            raise exc.HTTPNotFound(explanation=msg)
 
         return network
 
@@ -101,17 +101,51 @@ class ControllerV11(Controller):
         return nova.api.openstack.views.addresses.ViewBuilderV11()
 
 
+class IPXMLSerializer(wsgi.XMLDictSerializer):
+    def __init__(self, xmlns=wsgi.XMLNS_V11):
+        super(IPXMLSerializer, self).__init__(xmlns=xmlns)
+
+    def _ip_to_xml(self, xml_doc, ip_dict):
+        ip_node = xml_doc.createElement('ip')
+        ip_node.setAttribute('addr', ip_dict['addr'])
+        ip_node.setAttribute('version', str(ip_dict['version']))
+        return ip_node
+
+    def _network_to_xml(self, xml_doc, network_id, ip_dicts):
+        network_node = xml_doc.createElement('network')
+        network_node.setAttribute('id', network_id)
+
+        for ip_dict in ip_dicts:
+            ip_node = self._ip_to_xml(xml_doc, ip_dict)
+            network_node.appendChild(ip_node)
+
+        return network_node
+
+    def networks_to_xml(self, xml_doc, networks_container):
+        addresses_node = xml_doc.createElement('addresses')
+        for (network_id, ip_dicts) in networks_container.items():
+            network_node = self._network_to_xml(xml_doc, network_id, ip_dicts)
+            addresses_node.appendChild(network_node)
+        return addresses_node
+
+    def show(self, network_container):
+        (network_id, ip_dicts) = network_container.items()[0]
+        xml_doc = minidom.Document()
+        node = self._network_to_xml(xml_doc, network_id, ip_dicts)
+        return self.to_xml_string(node, False)
+
+    def index(self, addresses_container):
+        xml_doc = minidom.Document()
+        node = self.networks_to_xml(xml_doc, addresses_container['addresses'])
+        return self.to_xml_string(node, False)
+
+
 def create_resource(version):
     controller = {
         '1.0': ControllerV10,
         '1.1': ControllerV11,
     }[version]()
 
-    xmlns = {
-        '1.0': wsgi.XMLNS_V10,
-        '1.1': wsgi.XMLNS_V11,
-    }[version]
-
     metadata = {
         'list_collections': {
             'public':  {'item_name': 'ip', 'item_key': 'addr'},
@@ -119,10 +153,11 @@ def create_resource(version):
         },
     }
 
-    body_serializers = {
-        'application/xml': wsgi.XMLDictSerializer(metadata=metadata,
-                                                  xmlns=xmlns),
-    }
-    serializer = wsgi.ResponseSerializer(body_serializers)
+    xml_serializer = {
+        '1.0': wsgi.XMLDictSerializer(metadata=metadata, xmlns=wsgi.XMLNS_V11),
+        '1.1': IPXMLSerializer(),
+    }[version]
+
+    serializer = wsgi.ResponseSerializer({'application/xml': xml_serializer})
 
     return wsgi.Resource(controller, serializer=serializer)
diff --git a/nova/api/openstack/limits.py b/nova/api/openstack/limits.py
index bc76547d8..86afa3b62 100644
--- a/nova/api/openstack/limits.py
+++ b/nova/api/openstack/limits.py
@@ -25,6 +25,7 @@ import re
 import time
 import urllib
 import webob.exc
+from xml.dom import minidom
 
 from collections import defaultdict
 
@@ -76,6 +77,58 @@ class LimitsControllerV11(LimitsController):
         return limits_views.ViewBuilderV11()
 
 
+class LimitsXMLSerializer(wsgi.XMLDictSerializer):
+
+    xmlns = wsgi.XMLNS_V11
+
+    def __init__(self):
+        pass
+
+    def _create_rates_node(self, xml_doc, rates):
+        rates_node = xml_doc.createElement('rates')
+        for rate in rates:
+            rate_node = xml_doc.createElement('rate')
+            rate_node.setAttribute('uri', rate['uri'])
+            rate_node.setAttribute('regex', rate['regex'])
+
+            for limit in rate['limit']:
+                limit_node = xml_doc.createElement('limit')
+                limit_node.setAttribute('value', str(limit['value']))
+                limit_node.setAttribute('verb', limit['verb'])
+                limit_node.setAttribute('remaining', str(limit['remaining']))
+                limit_node.setAttribute('unit', limit['unit'])
+                limit_node.setAttribute('next-available',
+                                        str(limit['next-available']))
+                rate_node.appendChild(limit_node)
+
+            rates_node.appendChild(rate_node)
+        return rates_node
+
+    def _create_absolute_node(self, xml_doc, absolutes):
+        absolute_node = xml_doc.createElement('absolute')
+        for key, value in absolutes.iteritems():
+            limit_node = xml_doc.createElement('limit')
+            limit_node.setAttribute('name', key)
+            limit_node.setAttribute('value', str(value))
+            absolute_node.appendChild(limit_node)
+        return absolute_node
+
+    def _limits_to_xml(self, xml_doc, limits):
+        limits_node = xml_doc.createElement('limits')
+        rates_node = self._create_rates_node(xml_doc, limits['rate'])
+        limits_node.appendChild(rates_node)
+
+        absolute_node = self._create_absolute_node(xml_doc, limits['absolute'])
+        limits_node.appendChild(absolute_node)
+
+        return limits_node
+
+    def index(self, limits_dict):
+        xml_doc = minidom.Document()
+        node = self._limits_to_xml(xml_doc, limits_dict['limits'])
+        return self.to_xml_string(node, False)
+
+
 def create_resource(version='1.0'):
     controller = {
         '1.0': LimitsControllerV10,
@@ -97,9 +150,13 @@ def create_resource(version='1.0'):
         },
     }
 
+    xml_serializer = {
+        '1.0': wsgi.XMLDictSerializer(xmlns=xmlns, metadata=metadata),
+        '1.1': LimitsXMLSerializer(),
+    }[version]
+
     body_serializers = {
-        'application/xml': wsgi.XMLDictSerializer(xmlns=xmlns,
-                                                  metadata=metadata),
+        'application/xml': xml_serializer,
     }
 
     serializer = wsgi.ResponseSerializer(body_serializers)
diff --git a/nova/api/openstack/server_metadata.py b/nova/api/openstack/server_metadata.py
index 3b9169f81..d4f42bbf5 100644
--- a/nova/api/openstack/server_metadata.py
+++ b/nova/api/openstack/server_metadata.py
@@ -18,7 +18,6 @@
 from webob import exc
 
 from nova import compute
-from nova.api.openstack import faults
 from nova.api.openstack import wsgi
 from nova import exception
 from nova import quota
diff --git a/nova/api/openstack/servers.py b/nova/api/openstack/servers.py
index 131937422..d7cabb067 100644
--- a/nova/api/openstack/servers.py
+++ b/nova/api/openstack/servers.py
@@ -17,6 +17,7 @@ import base64
 import traceback
 
 from webob import exc
+import webob
 
 from nova import compute
 from nova import db
@@ -26,7 +27,6 @@ from nova import log as logging
 from nova import utils
 from nova.api.openstack import common
 from nova.api.openstack import create_instance_helper as helper
-from nova.api.openstack import faults
 import nova.api.openstack.views.addresses
 import nova.api.openstack.views.flavors
 import nova.api.openstack.views.images
@@ -101,17 +101,14 @@ class Controller(object):
                 req.environ['nova.context'], id)
             return self._build_view(req, instance, is_detail=True)
         except exception.NotFound:
-            return faults.Fault(exc.HTTPNotFound())
+            raise exc.HTTPNotFound()
 
     def create(self, req, body):
         """ Creates a new server for a given user """
         extra_values = None
         result = None
-        try:
-            extra_values, instances = self.helper.create_instance(
-                    req, body, self.compute_api.create)
-        except faults.Fault, f:
-            return f
+        extra_values, instances = self.helper.create_instance(
+                req, body, self.compute_api.create)
 
         # We can only return 1 instance via the API, if we happen to
         # build more than one...  instances is a list, so we'll just
@@ -131,7 +128,7 @@ class Controller(object):
             raise exc.HTTPUnprocessableEntity()
 
         if not body:
-            return faults.Fault(exc.HTTPUnprocessableEntity())
+            raise exc.HTTPUnprocessableEntity()
 
         ctxt = req.environ['nova.context']
         update_dict = {}
@@ -146,7 +143,7 @@ class Controller(object):
         try:
             self.compute_api.update(ctxt, id, **update_dict)
         except exception.NotFound:
-            return faults.Fault(exc.HTTPNotFound())
+            raise exc.HTTPNotFound()
 
         return exc.HTTPNoContent()
 
@@ -170,7 +167,7 @@ class Controller(object):
         for key in actions.keys():
             if key in body:
                 return actions[key](body, req, id)
-        return faults.Fault(exc.HTTPNotImplemented())
+        raise exc.HTTPNotImplemented()
 
     def _action_change_password(self, input_dict, req, id):
         return exc.HTTPNotImplemented()
@@ -180,7 +177,7 @@ class Controller(object):
             self.compute_api.confirm_resize(req.environ['nova.context'], id)
         except Exception, e:
             LOG.exception(_("Error in confirm-resize %s"), e)
-            return faults.Fault(exc.HTTPBadRequest())
+            raise exc.HTTPBadRequest()
         return exc.HTTPNoContent()
 
     def _action_revert_resize(self, input_dict, req, id):
@@ -188,8 +185,8 @@ class Controller(object):
             self.compute_api.revert_resize(req.environ['nova.context'], id)
         except Exception, e:
             LOG.exception(_("Error in revert-resize %s"), e)
-            return faults.Fault(exc.HTTPBadRequest())
-        return exc.HTTPAccepted()
+            raise exc.HTTPBadRequest()
+        return webob.Response(status_int=202)
 
     def _action_resize(self, input_dict, req, id):
         return exc.HTTPNotImplemented()
@@ -199,23 +196,23 @@ class Controller(object):
             reboot_type = input_dict['reboot']['type']
         else:
             LOG.exception(_("Missing argument 'type' for reboot"))
-            return faults.Fault(exc.HTTPUnprocessableEntity())
+            raise exc.HTTPUnprocessableEntity()
         try:
             # TODO(gundlach): pass reboot_type, support soft reboot in
             # virt driver
             self.compute_api.reboot(req.environ['nova.context'], id)
         except Exception, e:
             LOG.exception(_("Error in reboot %s"), e)
-            return faults.Fault(exc.HTTPUnprocessableEntity())
-        return exc.HTTPAccepted()
+            raise exc.HTTPUnprocessableEntity()
+        return webob.Response(status_int=202)
 
     def _action_migrate(self, input_dict, req, id):
         try:
             self.compute_api.resize(req.environ['nova.context'], id)
         except Exception, e:
             LOG.exception(_("Error in migrate %s"), e)
-            return faults.Fault(exc.HTTPBadRequest())
-        return exc.HTTPAccepted()
+            raise exc.HTTPBadRequest()
+        return webob.Response(status_int=202)
 
     @scheduler_api.redirect_handler
     def lock(self, req, id):
@@ -230,8 +227,8 @@ class Controller(object):
         except:
             readable = traceback.format_exc()
             LOG.exception(_("Compute.api::lock %s"), readable)
-            return faults.Fault(exc.HTTPUnprocessableEntity())
-        return exc.HTTPAccepted()
+            raise exc.HTTPUnprocessableEntity()
+        return webob.Response(status_int=202)
 
     @scheduler_api.redirect_handler
     def unlock(self, req, id):
@@ -246,8 +243,8 @@ class Controller(object):
         except:
             readable = traceback.format_exc()
             LOG.exception(_("Compute.api::unlock %s"), readable)
-            return faults.Fault(exc.HTTPUnprocessableEntity())
-        return exc.HTTPAccepted()
+            raise exc.HTTPUnprocessableEntity()
+        return webob.Response(status_int=202)
 
     @scheduler_api.redirect_handler
     def get_lock(self, req, id):
@@ -261,8 +258,8 @@ class Controller(object):
         except:
             readable = traceback.format_exc()
             LOG.exception(_("Compute.api::get_lock %s"), readable)
-            return faults.Fault(exc.HTTPUnprocessableEntity())
-        return exc.HTTPAccepted()
+            raise exc.HTTPUnprocessableEntity()
+        return webob.Response(status_int=202)
 
     @scheduler_api.redirect_handler
     def reset_network(self, req, id, body):
@@ -276,8 +273,8 @@ class Controller(object):
         except:
             readable = traceback.format_exc()
             LOG.exception(_("Compute.api::reset_network %s"), readable)
-            return faults.Fault(exc.HTTPUnprocessableEntity())
-        return exc.HTTPAccepted()
+            raise exc.HTTPUnprocessableEntity()
+        return webob.Response(status_int=202)
 
     @scheduler_api.redirect_handler
     def inject_network_info(self, req, id, body):
@@ -291,8 +288,8 @@ class Controller(object):
         except:
             readable = traceback.format_exc()
             LOG.exception(_("Compute.api::inject_network_info %s"), readable)
-            return faults.Fault(exc.HTTPUnprocessableEntity())
-        return exc.HTTPAccepted()
+            raise exc.HTTPUnprocessableEntity()
+        return webob.Response(status_int=202)
 
     @scheduler_api.redirect_handler
     def pause(self, req, id, body):
@@ -303,8 +300,8 @@ class Controller(object):
         except:
             readable = traceback.format_exc()
             LOG.exception(_("Compute.api::pause %s"), readable)
-            return faults.Fault(exc.HTTPUnprocessableEntity())
-        return exc.HTTPAccepted()
+            raise exc.HTTPUnprocessableEntity()
+        return webob.Response(status_int=202)
 
     @scheduler_api.redirect_handler
     def unpause(self, req, id, body):
@@ -315,8 +312,8 @@ class Controller(object):
         except:
             readable = traceback.format_exc()
             LOG.exception(_("Compute.api::unpause %s"), readable)
-            return faults.Fault(exc.HTTPUnprocessableEntity())
-        return exc.HTTPAccepted()
+            raise exc.HTTPUnprocessableEntity()
+        return webob.Response(status_int=202)
 
     @scheduler_api.redirect_handler
     def suspend(self, req, id, body):
@@ -327,8 +324,8 @@ class Controller(object):
         except:
             readable = traceback.format_exc()
             LOG.exception(_("compute.api::suspend %s"), readable)
-            return faults.Fault(exc.HTTPUnprocessableEntity())
-        return exc.HTTPAccepted()
+            raise exc.HTTPUnprocessableEntity()
+        return webob.Response(status_int=202)
 
     @scheduler_api.redirect_handler
     def resume(self, req, id, body):
@@ -339,8 +336,8 @@ class Controller(object):
         except:
             readable = traceback.format_exc()
             LOG.exception(_("compute.api::resume %s"), readable)
-            return faults.Fault(exc.HTTPUnprocessableEntity())
-        return exc.HTTPAccepted()
+            raise exc.HTTPUnprocessableEntity()
+        return webob.Response(status_int=202)
 
     @scheduler_api.redirect_handler
     def rescue(self, req, id):
@@ -351,8 +348,8 @@ class Controller(object):
         except:
             readable = traceback.format_exc()
             LOG.exception(_("compute.api::rescue %s"), readable)
-            return faults.Fault(exc.HTTPUnprocessableEntity())
-        return exc.HTTPAccepted()
+            raise exc.HTTPUnprocessableEntity()
+        return webob.Response(status_int=202)
 
     @scheduler_api.redirect_handler
     def unrescue(self, req, id):
@@ -363,8 +360,8 @@ class Controller(object):
         except:
             readable = traceback.format_exc()
             LOG.exception(_("compute.api::unrescue %s"), readable)
-            return faults.Fault(exc.HTTPUnprocessableEntity())
-        return exc.HTTPAccepted()
+            raise exc.HTTPUnprocessableEntity()
+        return webob.Response(status_int=202)
 
     @scheduler_api.redirect_handler
     def get_ajax_console(self, req, id):
@@ -373,8 +370,8 @@ class Controller(object):
             self.compute_api.get_ajax_console(req.environ['nova.context'],
                 int(id))
         except exception.NotFound:
-            return faults.Fault(exc.HTTPNotFound())
-        return exc.HTTPAccepted()
+            raise exc.HTTPNotFound()
+        return webob.Response(status_int=202)
 
     @scheduler_api.redirect_handler
     def get_vnc_console(self, req, id):
@@ -383,8 +380,8 @@ class Controller(object):
             self.compute_api.get_vnc_console(req.environ['nova.context'],
                                              int(id))
         except exception.NotFound:
-            return faults.Fault(exc.HTTPNotFound())
-        return exc.HTTPAccepted()
+            raise exc.HTTPNotFound()
+        return webob.Response(status_int=202)
 
     @scheduler_api.redirect_handler
     def diagnostics(self, req, id):
@@ -415,8 +412,8 @@ class ControllerV10(Controller):
         try:
             self.compute_api.delete(req.environ['nova.context'], id)
         except exception.NotFound:
-            return faults.Fault(exc.HTTPNotFound())
-        return exc.HTTPAccepted()
+            raise exc.HTTPNotFound()
+        return webob.Response(status_int=202)
 
     def _image_ref_from_req_data(self, data):
         return data['server']['imageId']
@@ -439,18 +436,14 @@ class ControllerV10(Controller):
 
     def _action_resize(self, input_dict, req, id):
         """ Resizes a given instance to the flavor size requested """
-        try:
-            if 'resize' in input_dict and 'flavorId' in input_dict['resize']:
-                flavor_id = input_dict['resize']['flavorId']
-                self.compute_api.resize(req.environ['nova.context'], id,
-                        flavor_id)
-            else:
-                LOG.exception(_("Missing 'flavorId' argument for resize"))
-                return faults.Fault(exc.HTTPUnprocessableEntity())
-        except Exception, e:
-            LOG.exception(_("Error in resize %s"), e)
-            return faults.Fault(exc.HTTPBadRequest())
-        return exc.HTTPAccepted()
+        if 'resize' in input_dict and 'flavorId' in input_dict['resize']:
+            flavor_id = input_dict['resize']['flavorId']
+            self.compute_api.resize(req.environ['nova.context'], id,
+                    flavor_id)
+        else:
+            LOG.exception(_("Missing 'flavorId' argument for resize"))
+            raise exc.HTTPUnprocessableEntity()
+        return webob.Response(status_int=202)
 
     def _action_rebuild(self, info, request, instance_id):
         context = request.environ['nova.context']
@@ -460,18 +453,16 @@ class ControllerV10(Controller):
         except (KeyError, TypeError):
             msg = _("Could not parse imageId from request.")
             LOG.debug(msg)
-            return faults.Fault(exc.HTTPBadRequest(explanation=msg))
+            raise exc.HTTPBadRequest(explanation=msg)
 
         try:
             self.compute_api.rebuild(context, instance_id, image_id)
         except exception.BuildInProgress:
             msg = _("Instance %s is currently being rebuilt.") % instance_id
             LOG.debug(msg)
-            return faults.Fault(exc.HTTPConflict(explanation=msg))
+            raise exc.HTTPConflict(explanation=msg)
 
-        response = exc.HTTPAccepted()
-        response.empty_body = True
-        return response
+        return webob.Response(status_int=202)
 
     def _get_server_admin_password(self, server):
         """ Determine the admin password for a server on creation """
@@ -486,7 +477,7 @@ class ControllerV11(Controller):
         try:
             self.compute_api.delete(req.environ['nova.context'], id)
         except exception.NotFound:
-            return faults.Fault(exc.HTTPNotFound())
+            raise exc.HTTPNotFound()
 
     def _image_ref_from_req_data(self, data):
         return data['server']['imageRef']
@@ -518,7 +509,7 @@ class ControllerV11(Controller):
             msg = _("Invalid adminPass")
             return exc.HTTPBadRequest(explanation=msg)
         self.compute_api.set_admin_password(context, id, password)
-        return exc.HTTPAccepted()
+        return webob.Response(status_int=202)
 
     def _limit_items(self, items, req):
         return common.limited_by_marker(items, req)
@@ -530,7 +521,7 @@ class ControllerV11(Controller):
         except AttributeError as ex:
             msg = _("Unable to parse metadata key/value pairs.")
             LOG.debug(msg)
-            raise faults.Fault(exc.HTTPBadRequest(explanation=msg))
+            raise exc.HTTPBadRequest(explanation=msg)
 
     def _decode_personalities(self, personalities):
         """Decode the Base64-encoded personalities."""
@@ -541,14 +532,14 @@ class ControllerV11(Controller):
             except (KeyError, TypeError):
                 msg = _("Unable to parse personality path/contents.")
                 LOG.info(msg)
-                raise faults.Fault(exc.HTTPBadRequest(explanation=msg))
+                raise exc.HTTPBadRequest(explanation=msg)
 
             try:
                 personality["contents"] = base64.b64decode(contents)
             except TypeError:
                 msg = _("Personality content could not be Base64 decoded.")
                 LOG.info(msg)
-                raise faults.Fault(exc.HTTPBadRequest(explanation=msg))
+                raise exc.HTTPBadRequest(explanation=msg)
 
     def _action_resize(self, input_dict, req, id):
         """ Resizes a given instance to the flavor size requested """
@@ -560,11 +551,11 @@ class ControllerV11(Controller):
                         flavor_id)
             else:
                 LOG.exception(_("Missing 'flavorRef' argument for resize"))
-                return faults.Fault(exc.HTTPUnprocessableEntity())
+                raise exc.HTTPUnprocessableEntity()
         except Exception, e:
             LOG.exception(_("Error in resize %s"), e)
-            return faults.Fault(exc.HTTPBadRequest())
-        return exc.HTTPAccepted()
+            raise exc.HTTPBadRequest()
+        return webob.Response(status_int=202)
 
     def _action_rebuild(self, info, request, instance_id):
         context = request.environ['nova.context']
@@ -574,7 +565,7 @@ class ControllerV11(Controller):
         except (KeyError, TypeError):
             msg = _("Could not parse imageRef from request.")
             LOG.debug(msg)
-            return faults.Fault(exc.HTTPBadRequest(explanation=msg))
+            raise exc.HTTPBadRequest(explanation=msg)
 
         personalities = info["rebuild"].get("personality", [])
         metadata = info["rebuild"].get("metadata")
@@ -590,11 +581,9 @@ class ControllerV11(Controller):
         except exception.BuildInProgress:
             msg = _("Instance %s is currently being rebuilt.") % instance_id
             LOG.debug(msg)
-            return faults.Fault(exc.HTTPConflict(explanation=msg))
+            raise exc.HTTPConflict(explanation=msg)
 
-        response = exc.HTTPAccepted()
-        response.empty_body = True
-        return response
+        return webob.Response(status_int=202)
 
     def get_default_xmlns(self, req):
         return common.XML_NS_V11
diff --git a/nova/api/openstack/shared_ip_groups.py b/nova/api/openstack/shared_ip_groups.py
index cf2ddbabb..54d0a8334 100644
--- a/nova/api/openstack/shared_ip_groups.py
+++ b/nova/api/openstack/shared_ip_groups.py
@@ -17,7 +17,6 @@
 
 from webob import exc
 
-from nova.api.openstack import faults
 from nova.api.openstack import wsgi
 
 
@@ -26,27 +25,27 @@ class Controller(object):
 
     def index(self, req, **kwargs):
         """ Returns a list of Shared IP Groups for the user """
-        raise faults.Fault(exc.HTTPNotImplemented())
+        raise exc.HTTPNotImplemented()
 
     def show(self, req, id, **kwargs):
         """ Shows in-depth information on a specific Shared IP Group """
-        raise faults.Fault(exc.HTTPNotImplemented())
+        raise exc.HTTPNotImplemented()
 
     def update(self, req, id, **kwargs):
         """ You can't update a Shared IP Group """
-        raise faults.Fault(exc.HTTPNotImplemented())
+        raise exc.HTTPNotImplemented()
 
     def delete(self, req, id, **kwargs):
         """ Deletes a Shared IP Group """
-        raise faults.Fault(exc.HTTPNotImplemented())
+        raise exc.HTTPNotImplemented()
 
     def detail(self, req, **kwargs):
         """ Returns a complete list of Shared IP Groups """
-        raise faults.Fault(exc.HTTPNotImplemented())
+        raise exc.HTTPNotImplemented()
 
     def create(self, req, **kwargs):
         """ Creates a new Shared IP group """
-        raise faults.Fault(exc.HTTPNotImplemented())
+        raise exc.HTTPNotImplemented()
 
 
 def create_resource():
diff --git a/nova/api/openstack/users.py b/nova/api/openstack/users.py
index 6ae1eaf2a..8dd72d559 100644
--- a/nova/api/openstack/users.py
+++ b/nova/api/openstack/users.py
@@ -19,7 +19,6 @@ from nova import exception
 from nova import flags
 from nova import log as logging
 from nova.api.openstack import common
-from nova.api.openstack import faults
 from nova.api.openstack import wsgi
 from nova.auth import manager
 
@@ -69,7 +68,7 @@ class Controller(object):
             user = None
 
         if user is None:
-            raise faults.Fault(exc.HTTPNotFound())
+            raise exc.HTTPNotFound()
 
         return dict(user=_translate_keys(user))
 
diff --git a/nova/api/openstack/versions.py b/nova/api/openstack/versions.py
index a634c3267..df7a94b7e 100644
--- a/nova/api/openstack/versions.py
+++ b/nova/api/openstack/versions.py
@@ -15,13 +15,18 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
+from datetime import datetime
 import webob
 import webob.dec
+from xml.dom import minidom
 
 import nova.api.openstack.views.versions
 from nova.api.openstack import wsgi
 
 
+ATOM_XMLNS = "http://www.w3.org/2005/Atom"
+
+
 class Versions(wsgi.Resource):
     def __init__(self):
         metadata = {
@@ -32,11 +37,19 @@ class Versions(wsgi.Resource):
         }
 
         body_serializers = {
-            'application/xml': wsgi.XMLDictSerializer(metadata=metadata),
+            'application/atom+xml': VersionsAtomSerializer(metadata=metadata),
+            'application/xml': VersionsXMLSerializer(metadata=metadata),
         }
         serializer = wsgi.ResponseSerializer(body_serializers)
 
-        wsgi.Resource.__init__(self, None, serializer=serializer)
+        supported_content_types = ('application/json',
+                                   'application/xml',
+                                   'application/atom+xml')
+        deserializer = wsgi.RequestDeserializer(
+            supported_content_types=supported_content_types)
+
+        wsgi.Resource.__init__(self, None, serializer=serializer,
+                               deserializer=deserializer)
 
     def dispatch(self, request, *args):
         """Respond to a request for all OpenStack API versions."""
@@ -44,13 +57,143 @@ class Versions(wsgi.Resource):
             {
                 "id": "v1.1",
                 "status": "CURRENT",
+                #TODO(wwolf) get correct value for these
+                "updated": "2011-07-18T11:30:00Z",
             },
             {
                 "id": "v1.0",
                 "status": "DEPRECATED",
+                #TODO(wwolf) get correct value for these
+                "updated": "2010-10-09T11:30:00Z",
             },
         ]
 
         builder = nova.api.openstack.views.versions.get_view_builder(request)
         versions = [builder.build(version) for version in version_objs]
         return dict(versions=versions)
+
+
+class VersionsXMLSerializer(wsgi.XMLDictSerializer):
+    def _versions_to_xml(self, versions):
+        root = self._xml_doc.createElement('versions')
+
+        for version in versions:
+            root.appendChild(self._create_version_node(version))
+
+        return root
+
+    def _create_version_node(self, version):
+        version_node = self._xml_doc.createElement('version')
+        version_node.setAttribute('id', version['id'])
+        version_node.setAttribute('status', version['status'])
+        version_node.setAttribute('updated', version['updated'])
+
+        for link in version['links']:
+            link_node = self._xml_doc.createElement('atom:link')
+            link_node.setAttribute('rel', link['rel'])
+            link_node.setAttribute('href', link['href'])
+            version_node.appendChild(link_node)
+
+        return version_node
+
+    def default(self, data):
+        self._xml_doc = minidom.Document()
+        node = self._versions_to_xml(data['versions'])
+
+        return self.to_xml_string(node)
+
+
+class VersionsAtomSerializer(wsgi.XMLDictSerializer):
+    def __init__(self, metadata=None, xmlns=None):
+        if not xmlns:
+            self.xmlns = ATOM_XMLNS
+        else:
+            self.xmlns = xmlns
+
+    def _create_text_elem(self, name, text, type=None):
+        elem = self._xml_doc.createElement(name)
+        if type:
+            elem.setAttribute('type', type)
+        elem_text = self._xml_doc.createTextNode(text)
+        elem.appendChild(elem_text)
+        return elem
+
+    def _get_most_recent_update(self, versions):
+        recent = None
+        for version in versions:
+            updated = datetime.strptime(version['updated'],
+                                        '%Y-%m-%dT%H:%M:%SZ')
+            if not recent:
+                recent = updated
+            elif updated > recent:
+                recent = updated
+
+        return recent.strftime('%Y-%m-%dT%H:%M:%SZ')
+
+    def _get_base_url(self, link_href):
+        # Make sure no trailing /
+        link_href = link_href.rstrip('/')
+        return link_href.rsplit('/', 1)[0] + '/'
+
+    def _create_meta(self, root, versions):
+        title = self._create_text_elem('title', 'Available API Versions',
+                                       type='text')
+        # Set this updated to the most recently updated version
+        recent = self._get_most_recent_update(versions)
+        updated = self._create_text_elem('updated', recent)
+
+        base_url = self._get_base_url(versions[0]['links'][0]['href'])
+        id = self._create_text_elem('id', base_url)
+        link = self._xml_doc.createElement('link')
+        link.setAttribute('rel', 'self')
+        link.setAttribute('href', base_url)
+
+        author = self._xml_doc.createElement('author')
+        author_name = self._create_text_elem('name', 'Rackspace')
+        author_uri = self._create_text_elem('uri', 'http://www.rackspace.com/')
+        author.appendChild(author_name)
+        author.appendChild(author_uri)
+
+        root.appendChild(title)
+        root.appendChild(updated)
+        root.appendChild(id)
+        root.appendChild(author)
+        root.appendChild(link)
+
+    def _create_version_entries(self, root, versions):
+        for version in versions:
+            entry = self._xml_doc.createElement('entry')
+
+            id = self._create_text_elem('id', version['links'][0]['href'])
+            title = self._create_text_elem('title',
+                                           'Version %s' % version['id'],
+                                           type='text')
+            updated = self._create_text_elem('updated', version['updated'])
+
+            entry.appendChild(id)
+            entry.appendChild(title)
+            entry.appendChild(updated)
+
+            for link in version['links']:
+                link_node = self._xml_doc.createElement('link')
+                link_node.setAttribute('rel', link['rel'])
+                link_node.setAttribute('href', link['href'])
+            entry.appendChild(link_node)
+
+            content = self._create_text_elem('content',
+                'Version %s %s (%s)' %
+                    (version['id'],
+                     version['status'],
+                     version['updated']),
+                type='text')
+
+            entry.appendChild(content)
+            root.appendChild(entry)
+
+    def default(self, data):
+        self._xml_doc = minidom.Document()
+        node = self._xml_doc.createElementNS(self.xmlns, 'feed')
+        self._create_meta(node, data['versions'])
+        self._create_version_entries(node, data['versions'])
+
+        return self.to_xml_string(node)
diff --git a/nova/api/openstack/views/addresses.py b/nova/api/openstack/views/addresses.py
index a242efa45..ddbf7a144 100644
--- a/nova/api/openstack/views/addresses.py
+++ b/nova/api/openstack/views/addresses.py
@@ -15,9 +15,12 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
+from nova import flags
 from nova import utils
 from nova.api.openstack import common
 
+FLAGS = flags.FLAGS
+
 
 class ViewBuilder(object):
     """Models a server addresses response as a python dictionary."""
@@ -50,22 +53,37 @@ class ViewBuilderV11(ViewBuilder):
             if network_label not in networks:
                 networks[network_label] = []
 
-            networks[network_label].extend(self._extract_ipv4(interface))
+            ip_addresses = list(self._extract_ipv4_addresses(interface))
+
+            if FLAGS.use_ipv6:
+                ipv6_address = self._extract_ipv6_address(interface)
+                if ipv6_address is not None:
+                    ip_addresses.append(ipv6_address)
+
+            networks[network_label].extend(ip_addresses)
 
         return networks
 
     def build_network(self, interfaces, network_label):
         for interface in interfaces:
             if interface['network']['label'] == network_label:
-                ips = self._extract_ipv4(interface)
-                return {network_label: list(ips)}
+                ips = list(self._extract_ipv4_addresses(interface))
+                ipv6 = self._extract_ipv6_address(interface)
+                if ipv6 is not None:
+                    ips.append(ipv6)
+                return {network_label: ips}
         return None
 
-    def _extract_ipv4(self, interface):
+    def _extract_ipv4_addresses(self, interface):
         for fixed_ip in interface['fixed_ips']:
             yield self._build_ip_entity(fixed_ip['address'], 4)
             for floating_ip in fixed_ip.get('floating_ips', []):
                 yield self._build_ip_entity(floating_ip['address'], 4)
 
+    def _extract_ipv6_address(self, interface):
+        fixed_ipv6 = interface.get('fixed_ipv6')
+        if fixed_ipv6 is not None:
+            return self._build_ip_entity(fixed_ipv6, 6)
+
     def _build_ip_entity(self, address, version):
         return {'addr': address, 'version': version}
diff --git a/nova/api/openstack/views/limits.py b/nova/api/openstack/views/limits.py
index 934b4921a..f603d7cb4 100644
--- a/nova/api/openstack/views/limits.py
+++ b/nova/api/openstack/views/limits.py
@@ -15,9 +15,11 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
+import datetime
 import time
 
 from nova.api.openstack import common
+from nova import utils
 
 
 class ViewBuilder(object):
@@ -113,10 +115,12 @@ class ViewBuilderV11(ViewBuilder):
         return limits
 
     def _build_rate_limit(self, rate_limit):
+        next_avail = \
+            datetime.datetime.utcfromtimestamp(rate_limit["resetTime"])
         return {
             "verb": rate_limit["verb"],
             "value": rate_limit["value"],
             "remaining": int(rate_limit["remaining"]),
             "unit": rate_limit["unit"],
-            "next-available": rate_limit["resetTime"],
+            "next-available": utils.isotime(at=next_avail),
         }
diff --git a/nova/api/openstack/views/servers.py b/nova/api/openstack/views/servers.py
index ab7e8da61..be25e1e40 100644
--- a/nova/api/openstack/views/servers.py
+++ b/nova/api/openstack/views/servers.py
@@ -50,7 +50,7 @@ class ViewBuilder(object):
             else:
                 server = self._build_simple(inst)
 
-            self._build_extra(server, inst)
+            self._build_extra(server['server'], inst)
 
         return server
 
@@ -82,7 +82,7 @@ class ViewBuilder(object):
         ctxt = nova.context.get_admin_context()
         compute_api = nova.compute.API()
 
-        if compute_api.has_finished_migration(ctxt, inst['id']):
+        if compute_api.has_finished_migration(ctxt, inst['uuid']):
             inst_dict['status'] = 'RESIZE-CONFIRM'
 
         # Return the metadata as a dictionary
@@ -99,7 +99,6 @@ class ViewBuilder(object):
         self._build_flavor(inst_dict, inst)
         self._build_addresses(inst_dict, inst)
 
-        inst_dict['uuid'] = inst['uuid']
         return dict(server=inst_dict)
 
     def _build_addresses(self, response, inst):
@@ -121,6 +120,9 @@ class ViewBuilder(object):
 class ViewBuilderV10(ViewBuilder):
     """Model an Openstack API V1.0 server response."""
 
+    def _build_extra(self, response, inst):
+        response['uuid'] = inst['uuid']
+
     def _build_image(self, response, inst):
         if 'image_ref' in dict(inst):
             image_ref = inst['image_ref']
@@ -145,18 +147,46 @@ class ViewBuilderV11(ViewBuilder):
         self.image_builder = image_builder
         self.base_url = base_url
 
+    def _build_detail(self, inst):
+        response = super(ViewBuilderV11, self)._build_detail(inst)
+        response['server']['created'] = inst['created_at']
+        response['server']['updated'] = inst['updated_at']
+        if 'status' in response['server']:
+            if response['server']['status'] == "ACTIVE":
+                response['server']['progress'] = 100
+            elif response['server']['status'] == "BUILD":
+                response['server']['progress'] = 0
+        return response
+
     def _build_image(self, response, inst):
         if 'image_ref' in dict(inst):
             image_href = inst['image_ref']
-            if str(image_href).isdigit():
-                image_href = int(image_href)
-            response['imageRef'] = image_href
+            image_id = str(common.get_id_from_href(image_href))
+            _bookmark = self.image_builder.generate_bookmark(image_id)
+            response['image'] = {
+                "id": image_id,
+                "links": [
+                    {
+                        "rel": "bookmark",
+                        "href": _bookmark,
+                    },
+                ]
+            }
 
     def _build_flavor(self, response, inst):
         if "instance_type" in dict(inst):
             flavor_id = inst["instance_type"]['flavorid']
             flavor_ref = self.flavor_builder.generate_href(flavor_id)
-            response["flavorRef"] = flavor_ref
+            flavor_bookmark = self.flavor_builder.generate_bookmark(flavor_id)
+            response["flavor"] = {
+                "id": str(common.get_id_from_href(flavor_ref)),
+                "links": [
+                    {
+                        "rel": "bookmark",
+                        "href": flavor_bookmark,
+                    },
+                ]
+            }
 
     def _build_addresses(self, response, inst):
         interfaces = inst.get('virtual_interfaces', [])
@@ -164,6 +194,7 @@ class ViewBuilderV11(ViewBuilder):
 
     def _build_extra(self, response, inst):
         self._build_links(response, inst)
+        response['uuid'] = inst['uuid']
 
     def _build_links(self, response, inst):
         href = self.generate_href(inst["id"])
@@ -180,7 +211,7 @@ class ViewBuilderV11(ViewBuilder):
             },
         ]
 
-        response["server"]["links"] = links
+        response["links"] = links
 
     def generate_href(self, server_id):
         """Create an url that refers to a specific server id."""
diff --git a/nova/api/openstack/views/versions.py b/nova/api/openstack/views/versions.py
index d0145c94a..9fa8f49dc 100644
--- a/nova/api/openstack/views/versions.py
+++ b/nova/api/openstack/views/versions.py
@@ -36,6 +36,7 @@ class ViewBuilder(object):
         version = {
             "id": version_data["id"],
             "status": version_data["status"],
+            "updated": version_data["updated"],
             "links": self._build_links(version_data),
         }
 
@@ -56,4 +57,4 @@ class ViewBuilder(object):
 
     def generate_href(self, version_number):
         """Create an url that refers to a specific version_number."""
-        return os.path.join(self.base_url, version_number)
+        return os.path.join(self.base_url, version_number) + '/'
diff --git a/nova/api/openstack/wsgi.py b/nova/api/openstack/wsgi.py
index c3f841aa5..a28443d12 100644
--- a/nova/api/openstack/wsgi.py
+++ b/nova/api/openstack/wsgi.py
@@ -13,6 +13,7 @@ from nova import wsgi
 
 XMLNS_V10 = 'http://docs.rackspacecloud.com/servers/api/v1.0'
 XMLNS_V11 = 'http://docs.openstack.org/compute/api/v1.1'
+XMLNS_ATOM = 'http://www.w3.org/2005/Atom'
 
 LOG = logging.getLogger('nova.api.openstack.wsgi')
 
@@ -20,21 +21,22 @@ LOG = logging.getLogger('nova.api.openstack.wsgi')
 class Request(webob.Request):
     """Add some Openstack API-specific logic to the base webob.Request."""
 
-    def best_match_content_type(self):
+    def best_match_content_type(self, supported_content_types=None):
         """Determine the requested response content-type.
 
         Based on the query extension then the Accept header.
 
         """
-        supported = ('application/json', 'application/xml')
+        supported_content_types = supported_content_types or \
+            ('application/json', 'application/xml')
 
         parts = self.path.rsplit('.', 1)
         if len(parts) > 1:
             ctype = 'application/{0}'.format(parts[1])
-            if ctype in supported:
+            if ctype in supported_content_types:
                 return ctype
 
-        bm = self.accept.best_match(supported)
+        bm = self.accept.best_match(supported_content_types)
 
         # default to application/json if we don't find a preference
         return bm or 'application/json'
@@ -134,10 +136,44 @@ class XMLDeserializer(TextDeserializer):
                                                                  listnames)
             return result
 
+    def find_first_child_named(self, parent, name):
+        """Search a nodes children for the first child with a given name"""
+        for node in parent.childNodes:
+            if node.nodeName == name:
+                return node
+        return None
+
+    def find_children_named(self, parent, name):
+        """Return all of a nodes children who have the given name"""
+        for node in parent.childNodes:
+            if node.nodeName == name:
+                yield node
+
+    def extract_text(self, node):
+        """Get the text field contained by the given node"""
+        if len(node.childNodes) == 1:
+            child = node.childNodes[0]
+            if child.nodeType == child.TEXT_NODE:
+                return child.nodeValue
+        return ""
+
     def default(self, datastring):
         return {'body': self._from_xml(datastring)}
 
 
+class MetadataXMLDeserializer(XMLDeserializer):
+
+    def extract_metadata(self, metadata_node):
+        """Marshal the metadata attribute of a parsed request"""
+        if metadata_node is None:
+            return None
+        metadata = {}
+        for meta_node in self.find_children_named(metadata_node, "meta"):
+            key = meta_node.getAttribute("key")
+            metadata[key] = self.extract_text(meta_node)
+        return metadata
+
+
 class RequestHeadersDeserializer(ActionDispatcher):
     """Default request headers deserializer"""
 
@@ -151,7 +187,12 @@ class RequestHeadersDeserializer(ActionDispatcher):
 class RequestDeserializer(object):
     """Break up a Request object into more useful pieces."""
 
-    def __init__(self, body_deserializers=None, headers_deserializer=None):
+    def __init__(self, body_deserializers=None, headers_deserializer=None,
+                 supported_content_types=None):
+
+        self.supported_content_types = supported_content_types or \
+                ('application/json', 'application/xml')
+
         self.body_deserializers = {
             'application/xml': XMLDeserializer(),
             'application/json': JSONDeserializer(),
@@ -213,7 +254,7 @@ class RequestDeserializer(object):
             raise exception.InvalidContentType(content_type=content_type)
 
     def get_expected_content_type(self, request):
-        return request.best_match_content_type()
+        return request.best_match_content_type(self.supported_content_types)
 
     def get_action_args(self, request_environment):
         """Parse dictionary created by routes library."""
@@ -390,8 +431,9 @@ class ResponseSerializer(object):
 
     def serialize_body(self, response, data, content_type, action):
         response.headers['Content-Type'] = content_type
-        serializer = self.get_body_serializer(content_type)
-        response.body = serializer.serialize(data, action)
+        if data is not None:
+            serializer = self.get_body_serializer(content_type)
+            response.body = serializer.serialize(data, action)
 
     def get_body_serializer(self, content_type):
         try:
@@ -412,6 +454,7 @@ class Resource(wsgi.Application):
     serialized by requested content type.
 
     """
+
     def __init__(self, controller, deserializer=None, serializer=None):
         """
         :param controller: object that implement methods created by routes lib
@@ -436,14 +479,17 @@ class Resource(wsgi.Application):
             action, args, accept = self.deserializer.deserialize(request)
         except exception.InvalidContentType:
             msg = _("Unsupported Content-Type")
-            return webob.exc.HTTPBadRequest(explanation=msg)
+            return faults.Fault(webob.exc.HTTPBadRequest(explanation=msg))
         except exception.MalformedRequestBody:
             msg = _("Malformed request body")
             return faults.Fault(webob.exc.HTTPBadRequest(explanation=msg))
 
-        action_result = self.dispatch(request, action, args)
+        try:
+            action_result = self.dispatch(request, action, args)
+        except webob.exc.HTTPException as ex:
+            LOG.info(_("HTTP exception thrown: %s"), unicode(ex))
+            action_result = faults.Fault(ex)
 
-        #TODO(bcwaldon): find a more elegant way to pass through non-dict types
         if type(action_result) is dict or action_result is None:
             response = self.serializer.serialize(action_result,
                                                  accept,
diff --git a/nova/api/openstack/zones.py b/nova/api/openstack/zones.py
index 2e02ec380..f7fd87bcd 100644
--- a/nova/api/openstack/zones.py
+++ b/nova/api/openstack/zones.py
@@ -27,7 +27,6 @@ from nova.scheduler import api
 
 from nova.api.openstack import create_instance_helper as helper
 from nova.api.openstack import common
-from nova.api.openstack import faults
 from nova.api.openstack import wsgi
 
 
@@ -127,11 +126,8 @@ class Controller(object):
         Returns a reservation ID (a UUID).
         """
         result = None
-        try:
-            extra_values, result = self.helper.create_instance(req, body,
-                                    self.compute_api.create_all_at_once)
-        except faults.Fault, f:
-            return f
+        extra_values, result = self.helper.create_instance(req, body,
+                                self.compute_api.create_all_at_once)
 
         reservation_id = result
         return {'reservation_id': reservation_id}
diff --git a/nova/compute/api.py b/nova/compute/api.py
index b13bd5013..d1e5647d2 100644
--- a/nova/compute/api.py
+++ b/nova/compute/api.py
@@ -127,7 +127,7 @@ class API(base.Base):
         quota_metadata = quota.allowed_metadata_items(context, num_metadata)
         if quota_metadata < num_metadata:
             pid = context.project_id
-            msg = _("Quota exceeeded for %(pid)s, tried to set "
+            msg = _("Quota exceeded for %(pid)s, tried to set "
                     "%(num_metadata)s metadata properties") % locals()
             LOG.warn(msg)
             raise quota.QuotaError(msg, "MetadataLimitExceeded")
@@ -138,7 +138,7 @@ class API(base.Base):
         for k, v in metadata.iteritems():
             if len(k) > 255 or len(v) > 255:
                 pid = context.project_id
-                msg = _("Quota exceeeded for %(pid)s, metadata property "
+                msg = _("Quota exceeded for %(pid)s, metadata property "
                         "key or value too long") % locals()
                 LOG.warn(msg)
                 raise quota.QuotaError(msg, "MetadataLimitExceeded")
@@ -165,7 +165,7 @@ class API(base.Base):
                                                 instance_type)
         if num_instances < min_count:
             pid = context.project_id
-            LOG.warn(_("Quota exceeeded for %(pid)s,"
+            LOG.warn(_("Quota exceeded for %(pid)s,"
                     " tried to run %(min_count)s instances") % locals())
             if num_instances <= 0:
                 message = _("Instance quota exceeded. You cannot run any "
@@ -467,10 +467,10 @@ class API(base.Base):
 
         return [dict(x.iteritems()) for x in instances]
 
-    def has_finished_migration(self, context, instance_id):
+    def has_finished_migration(self, context, instance_uuid):
         """Returns true if an instance has a finished migration."""
         try:
-            db.migration_get_by_instance_and_status(context, instance_id,
+            db.migration_get_by_instance_and_status(context, instance_uuid,
                     'finished')
             return True
         except exception.NotFound:
@@ -873,39 +873,50 @@ class API(base.Base):
                                    instance_id,
                                    params=rebuild_params)
 
+    @scheduler_api.reroute_compute("revert_resize")
     def revert_resize(self, context, instance_id):
         """Reverts a resize, deleting the 'new' instance in the process."""
         context = context.elevated()
+        instance_ref = self._get_instance(context, instance_id,
+                'revert_resize')
         migration_ref = self.db.migration_get_by_instance_and_status(context,
-                instance_id, 'finished')
+                instance_ref['uuid'], 'finished')
         if not migration_ref:
             raise exception.MigrationNotFoundByStatus(instance_id=instance_id,
                                                       status='finished')
 
         params = {'migration_id': migration_ref['id']}
-        self._cast_compute_message('revert_resize', context, instance_id,
-                migration_ref['dest_compute'], params=params)
+        self._cast_compute_message('revert_resize', context,
+                                   instance_ref['uuid'],
+                                   migration_ref['source_compute'],
+                                   params=params)
+
         self.db.migration_update(context, migration_ref['id'],
                 {'status': 'reverted'})
 
+    @scheduler_api.reroute_compute("confirm_resize")
     def confirm_resize(self, context, instance_id):
         """Confirms a migration/resize and deletes the 'old' instance."""
         context = context.elevated()
+        instance_ref = self._get_instance(context, instance_id,
+                'confirm_resize')
         migration_ref = self.db.migration_get_by_instance_and_status(context,
-                instance_id, 'finished')
+                instance_ref['uuid'], 'finished')
         if not migration_ref:
             raise exception.MigrationNotFoundByStatus(instance_id=instance_id,
                                                       status='finished')
-        instance_ref = self.db.instance_get(context, instance_id)
         params = {'migration_id': migration_ref['id']}
-        self._cast_compute_message('confirm_resize', context, instance_id,
-                migration_ref['source_compute'], params=params)
+        self._cast_compute_message('confirm_resize', context,
+                                   instance_ref['uuid'],
+                                   migration_ref['dest_compute'],
+                                   params=params)
 
         self.db.migration_update(context, migration_ref['id'],
                 {'status': 'confirmed'})
         self.db.instance_update(context, instance_id,
                 {'host': migration_ref['dest_compute'], })
 
+    @scheduler_api.reroute_compute("resize")
     def resize(self, context, instance_id, flavor_id=None):
         """Resize (ie, migrate) a running instance.
 
@@ -913,8 +924,8 @@ class API(base.Base):
         the original flavor_id. If flavor_id is not None, the instance should
         be migrated to a new host and resized to the new flavor_id.
         """
-        instance = self.db.instance_get(context, instance_id)
-        current_instance_type = instance['instance_type']
+        instance_ref = self._get_instance(context, instance_id, 'resize')
+        current_instance_type = instance_ref['instance_type']
 
         # If flavor_id is not provided, only migrate the instance.
         if not flavor_id:
@@ -942,10 +953,11 @@ class API(base.Base):
             raise exception.ApiError(_("Invalid flavor: cannot use"
                     "the same flavor. "))
 
+        instance_ref = self._get_instance(context, instance_id, 'resize')
         self._cast_scheduler_message(context,
                     {"method": "prep_resize",
                      "args": {"topic": FLAGS.compute_topic,
-                              "instance_id": instance_id,
+                              "instance_id": instance_ref['uuid'],
                               "flavor_id": new_instance_type['id']}})
 
     @scheduler_api.reroute_compute("add_fixed_ip")
diff --git a/nova/compute/instance_types.py b/nova/compute/instance_types.py
index 1d246e445..c13a629a9 100644
--- a/nova/compute/instance_types.py
+++ b/nova/compute/instance_types.py
@@ -112,7 +112,7 @@ def get_instance_type(id):
         return get_default_instance_type()
     try:
         ctxt = context.get_admin_context()
-        return db.instance_type_get_by_id(ctxt, id)
+        return db.instance_type_get(ctxt, id)
     except exception.DBError:
         raise exception.ApiError(_("Unknown instance type: %s") % id)
 
diff --git a/nova/compute/manager.py b/nova/compute/manager.py
index 04609d7c5..c79abd696 100644
--- a/nova/compute/manager.py
+++ b/nova/compute/manager.py
@@ -77,8 +77,6 @@ flags.DEFINE_integer('live_migration_retry_count', 30,
 flags.DEFINE_integer("rescue_timeout", 0,
                      "Automatically unrescue an instance after N seconds."
                      " Set to 0 to disable.")
-flags.DEFINE_bool('auto_assign_floating_ip', False,
-                  'Autoassigning floating ip to VM')
 flags.DEFINE_integer('host_state_interval', 120,
                      'Interval in seconds for querying the host status')
 
@@ -93,6 +91,10 @@ def checks_instance_lock(function):
     """Decorator to prevent action against locked instances for non-admins."""
     @functools.wraps(function)
     def decorated_function(self, context, instance_id, *args, **kwargs):
+        #TODO(anyone): this being called instance_id is forcing a slightly
+        # confusing convention of pushing instance_uuids
+        # through an "instance_id" key in the queue args dict when
+        # casting through the compute API
         LOG.info(_("check_instance_lock: decorating: |%s|"), function,
                  context=context)
         LOG.info(_("check_instance_lock: arguments: |%(self)s| |%(context)s|"
@@ -212,6 +214,15 @@ class ComputeManager(manager.SchedulerDependentManager):
         """This call passes straight through to the virtualization driver."""
         return self.driver.refresh_provider_fw_rules()
 
+    def _get_instance_nw_info(self, context, instance):
+        """Get a list of dictionaries of network data of an instance.
+        Returns an empty list if stub_network flag is set."""
+        network_info = []
+        if not FLAGS.stub_network:
+            network_info = self.network_api.get_instance_nw_info(context,
+                                                                 instance)
+        return network_info
+
     def _setup_block_device_mapping(self, context, instance_id):
         """setup volumes for block device mapping"""
         self.db.instance_set_state(context,
@@ -274,16 +285,19 @@ class ComputeManager(manager.SchedulerDependentManager):
         """Launch a new instance with specified options."""
         context = context.elevated()
         instance = self.db.instance_get(context, instance_id)
-        instance.injected_files = kwargs.get('injected_files', [])
-        instance.admin_pass = kwargs.get('admin_password', None)
         if instance['name'] in self.driver.list_instances():
             raise exception.Error(_("Instance has already been created"))
         LOG.audit(_("instance %s: starting..."), instance_id,
                   context=context)
-        self.db.instance_update(context,
-                                instance_id,
-                                {'host': self.host, 'launched_on': self.host})
-
+        updates = {}
+        updates['host'] = self.host
+        updates['launched_on'] = self.host
+        # NOTE(vish): used by virt but not in database
+        updates['injected_files'] = kwargs.get('injected_files', [])
+        updates['admin_pass'] = kwargs.get('admin_password', None)
+        instance = self.db.instance_update(context,
+                                           instance_id,
+                                           updates)
         self.db.instance_set_state(context,
                                    instance_id,
                                    power_state.NOSTATE,
@@ -299,8 +313,6 @@ class ComputeManager(manager.SchedulerDependentManager):
                 network_info = self.network_api.allocate_for_instance(context,
                                                          instance, vpn=is_vpn)
                 LOG.debug(_("instance network_info: |%s|"), network_info)
-                self.network_manager.setup_compute_network(context,
-                                                           instance_id)
             else:
                 # TODO(tr3buchet) not really sure how this should be handled.
                 # virt requires network_info to be passed in but stub_network
@@ -354,6 +366,7 @@ class ComputeManager(manager.SchedulerDependentManager):
                   {'action_str': action_str, 'instance_id': instance_id},
                   context=context)
 
+        network_info = self._get_instance_nw_info(context, instance)
         if not FLAGS.stub_network:
             self.network_api.deallocate_for_instance(context, instance)
 
@@ -366,7 +379,7 @@ class ComputeManager(manager.SchedulerDependentManager):
             self.db.instance_destroy(context, instance_id)
             raise exception.Error(_('trying to destroy already destroyed'
                                     ' instance: %s') % instance_id)
-        self.driver.destroy(instance)
+        self.driver.destroy(instance, network_info)
 
         if action_str == 'Terminating':
             terminate_volumes(self.db, context, instance_id)
@@ -411,7 +424,9 @@ class ComputeManager(manager.SchedulerDependentManager):
 
         self._update_state(context, instance_id, power_state.BUILDING)
 
-        self.driver.destroy(instance_ref)
+        network_info = self._get_instance_nw_info(context, instance_ref)
+
+        self.driver.destroy(instance_ref, network_info)
         image_ref = kwargs.get('image_ref')
         instance_ref.image_ref = image_ref
         instance_ref.injected_files = kwargs.get('injected_files', [])
@@ -451,8 +466,8 @@ class ComputeManager(manager.SchedulerDependentManager):
                                    instance_id,
                                    power_state.NOSTATE,
                                    'rebooting')
-        self.network_manager.setup_compute_network(context, instance_id)
-        self.driver.reboot(instance_ref)
+        network_info = self._get_instance_nw_info(context, instance_ref)
+        self.driver.reboot(instance_ref, network_info)
         self._update_state(context, instance_id)
 
     @exception.wrap_exception(notifier=notifier, publisher_id=publisher_id())
@@ -642,10 +657,10 @@ class ComputeManager(manager.SchedulerDependentManager):
                                    instance_id,
                                    power_state.NOSTATE,
                                    'rescuing')
-        self.network_manager.setup_compute_network(context, instance_id)
         _update_state = lambda result: self._update_state_callback(
                 self, context, instance_id, result)
-        self.driver.rescue(instance_ref, _update_state)
+        network_info = self._get_instance_nw_info(context, instance_ref)
+        self.driver.rescue(instance_ref, _update_state, network_info)
         self._update_state(context, instance_id)
 
     @exception.wrap_exception(notifier=notifier, publisher_id=publisher_id())
@@ -661,7 +676,8 @@ class ComputeManager(manager.SchedulerDependentManager):
                                    'unrescuing')
         _update_state = lambda result: self._update_state_callback(
                 self, context, instance_id, result)
-        self.driver.unrescue(instance_ref, _update_state)
+        network_info = self._get_instance_nw_info(context, instance_ref)
+        self.driver.unrescue(instance_ref, _update_state, network_info)
         self._update_state(context, instance_id)
 
     @staticmethod
@@ -673,9 +689,12 @@ class ComputeManager(manager.SchedulerDependentManager):
     @checks_instance_lock
     def confirm_resize(self, context, instance_id, migration_id):
         """Destroys the source instance."""
-        context = context.elevated()
-        instance_ref = self.db.instance_get(context, instance_id)
-        self.driver.destroy(instance_ref)
+        migration_ref = self.db.migration_get(context, migration_id)
+        instance_ref = self.db.instance_get_by_uuid(context,
+                migration_ref.instance_uuid)
+
+        network_info = self._get_instance_nw_info(context, instance_ref)
+        self.driver.destroy(instance_ref, network_info)
         usage_info = utils.usage_from_instance(instance_ref)
         notifier.notify('compute.%s' % self.host,
                             'compute.instance.resize.confirm',
@@ -691,17 +710,17 @@ class ComputeManager(manager.SchedulerDependentManager):
         source machine.
 
         """
-        instance_ref = self.db.instance_get(context, instance_id)
         migration_ref = self.db.migration_get(context, migration_id)
+        instance_ref = self.db.instance_get_by_uuid(context,
+                migration_ref.instance_uuid)
 
-        self.driver.destroy(instance_ref)
+        network_info = self._get_instance_nw_info(context, instance_ref)
+        self.driver.destroy(instance_ref, network_info)
         topic = self.db.queue_get_for(context, FLAGS.compute_topic,
                 instance_ref['host'])
         rpc.cast(context, topic,
                 {'method': 'finish_revert_resize',
-                 'args': {
-                       'migration_id': migration_ref['id'],
-                       'instance_id': instance_id, },
+                 'args': {'migration_id': migration_ref['id']},
                 })
 
     @exception.wrap_exception(notifier=notifier, publisher_id=publisher_id())
@@ -713,17 +732,20 @@ class ComputeManager(manager.SchedulerDependentManager):
         in the database.
 
         """
-        instance_ref = self.db.instance_get(context, instance_id)
         migration_ref = self.db.migration_get(context, migration_id)
+        instance_ref = self.db.instance_get_by_uuid(context,
+                migration_ref.instance_uuid)
+
         instance_type = self.db.instance_type_get_by_flavor_id(context,
                 migration_ref['old_flavor_id'])
 
         # Just roll back the record. There's no need to resize down since
         # the 'old' VM already has the preferred attributes
-        self.db.instance_update(context, instance_id,
+        self.db.instance_update(context, instance_ref['uuid'],
            dict(memory_mb=instance_type['memory_mb'],
                 vcpus=instance_type['vcpus'],
-                local_gb=instance_type['local_gb']))
+                local_gb=instance_type['local_gb'],
+                instance_type_id=instance_type['id']))
 
         self.driver.revert_resize(instance_ref)
         self.db.migration_update(context, migration_id,
@@ -743,35 +765,42 @@ class ComputeManager(manager.SchedulerDependentManager):
 
         """
         context = context.elevated()
-        instance_ref = self.db.instance_get(context, instance_id)
+
+        # Because of checks_instance_lock, this must currently be called
+        # instance_id. However, the compute API is always passing the UUID
+        # of the instance down
+        instance_ref = self.db.instance_get_by_uuid(context, instance_id)
+
         if instance_ref['host'] == FLAGS.host:
             raise exception.Error(_(
                     'Migration error: destination same as source!'))
 
-        instance_type = self.db.instance_type_get_by_flavor_id(context,
+        old_instance_type = self.db.instance_type_get(context,
+                instance_ref['instance_type_id'])
+        new_instance_type = self.db.instance_type_get_by_flavor_id(context,
                 flavor_id)
+
         migration_ref = self.db.migration_create(context,
-                {'instance_id': instance_id,
+                {'instance_uuid': instance_ref['uuid'],
                  'source_compute': instance_ref['host'],
                  'dest_compute': FLAGS.host,
                  'dest_host':   self.driver.get_host_ip_addr(),
-                 'old_flavor_id': instance_type['flavorid'],
+                 'old_flavor_id': old_instance_type['flavorid'],
                  'new_flavor_id': flavor_id,
                  'status':      'pre-migrating'})
 
-        LOG.audit(_('instance %s: migrating to '), instance_id,
+        LOG.audit(_('instance %s: migrating'), instance_ref['uuid'],
                 context=context)
         topic = self.db.queue_get_for(context, FLAGS.compute_topic,
                 instance_ref['host'])
         rpc.cast(context, topic,
                 {'method': 'resize_instance',
-                 'args': {
-                       'migration_id': migration_ref['id'],
-                       'instance_id': instance_id, },
-                })
+                 'args': {'instance_id': instance_ref['uuid'],
+                          'migration_id': migration_ref['id']}})
+
         usage_info = utils.usage_from_instance(instance_ref,
-                              new_instance_type=instance_type['name'],
-                              new_instance_type_id=instance_type['id'])
+                              new_instance_type=new_instance_type['name'],
+                              new_instance_type_id=new_instance_type['id'])
         notifier.notify('compute.%s' % self.host,
                             'compute.instance.resize.prep',
                             notifier.INFO,
@@ -782,7 +811,9 @@ class ComputeManager(manager.SchedulerDependentManager):
     def resize_instance(self, context, instance_id, migration_id):
         """Starts the migration of a running instance to another host."""
         migration_ref = self.db.migration_get(context, migration_id)
-        instance_ref = self.db.instance_get(context, instance_id)
+        instance_ref = self.db.instance_get_by_uuid(context,
+                migration_ref.instance_uuid)
+
         self.db.migration_update(context,
                                  migration_id,
                                  {'status': 'migrating'})
@@ -798,10 +829,11 @@ class ComputeManager(manager.SchedulerDependentManager):
         topic = self.db.queue_get_for(context,
                                       FLAGS.compute_topic,
                                       migration_ref['dest_compute'])
+        params = {'migration_id': migration_id,
+                  'disk_info': disk_info,
+                  'instance_id': instance_ref['uuid']}
         rpc.cast(context, topic, {'method': 'finish_resize',
-                                  'args': {'migration_id': migration_id,
-                                           'instance_id': instance_id,
-                                           'disk_info': disk_info}})
+                                  'args': params})
 
     @exception.wrap_exception(notifier=notifier, publisher_id=publisher_id())
     @checks_instance_lock
@@ -813,24 +845,20 @@ class ComputeManager(manager.SchedulerDependentManager):
 
         """
         migration_ref = self.db.migration_get(context, migration_id)
-        instance_ref = self.db.instance_get(context,
-                migration_ref['instance_id'])
-        # TODO(mdietz): apply the rest of the instance_type attributes going
-        # after they're supported
+        instance_ref = self.db.instance_get_by_uuid(context,
+                migration_ref.instance_uuid)
         instance_type = self.db.instance_type_get_by_flavor_id(context,
                 migration_ref['new_flavor_id'])
-        self.db.instance_update(context, instance_id,
+        self.db.instance_update(context, instance_ref.uuid,
                dict(instance_type_id=instance_type['id'],
                     memory_mb=instance_type['memory_mb'],
                     vcpus=instance_type['vcpus'],
                     local_gb=instance_type['local_gb']))
 
-        # reload the updated instance ref
-        # FIXME(mdietz): is there reload functionality?
-        instance = self.db.instance_get(context, instance_id)
-        network_info = self.network_api.get_instance_nw_info(context,
-                                                             instance)
-        self.driver.finish_resize(instance, disk_info, network_info)
+        instance_ref = self.db.instance_get_by_uuid(context,
+                                            instance_ref.uuid)
+        network_info = self._get_instance_nw_info(context, instance_ref)
+        self.driver.finish_resize(instance_ref, disk_info, network_info)
 
         self.db.migration_update(context, migration_id,
                 {'status': 'finished', })
@@ -962,7 +990,11 @@ class ComputeManager(manager.SchedulerDependentManager):
         context = context.elevated()
         LOG.debug(_('instance %s: getting locked state'), instance_id,
                   context=context)
-        instance_ref = self.db.instance_get(context, instance_id)
+        if utils.is_uuid_like(instance_id):
+            uuid = instance_id
+            instance_ref = self.db.instance_get_by_uuid(context, uuid)
+        else:
+            instance_ref = self.db.instance_get(context, instance_id)
         return instance_ref['locked']
 
     @checks_instance_lock
@@ -979,8 +1011,7 @@ class ComputeManager(manager.SchedulerDependentManager):
         LOG.debug(_('instance %s: inject network info'), instance_id,
                                                          context=context)
         instance = self.db.instance_get(context, instance_id)
-        network_info = self.network_api.get_instance_nw_info(context,
-                                                             instance)
+        network_info = self._get_instance_nw_info(context, instance)
         LOG.debug(_("network_info to inject: |%s|"), network_info)
 
         self.driver.inject_network_info(instance, network_info)
@@ -1198,17 +1229,17 @@ class ComputeManager(manager.SchedulerDependentManager):
         #
         # Retry operation is necessary because continuously request comes,
         # concorrent request occurs to iptables, then it complains.
+        network_info = self._get_instance_nw_info(context, instance_ref)
         max_retry = FLAGS.live_migration_retry_count
         for cnt in range(max_retry):
             try:
-                self.network_manager.setup_compute_network(context,
-                                                           instance_id)
+                self.driver.plug_vifs(instance_ref, network_info)
                 break
             except exception.ProcessExecutionError:
                 if cnt == max_retry - 1:
                     raise
                 else:
-                    LOG.warn(_("setup_compute_network() failed %(cnt)d."
+                    LOG.warn(_("plug_vifs() failed %(cnt)d."
                                "Retry up to %(max_retry)d for %(hostname)s.")
                                % locals())
                     time.sleep(1)
@@ -1286,8 +1317,9 @@ class ComputeManager(manager.SchedulerDependentManager):
         # Releasing vlan.
         # (not necessary in current implementation?)
 
+        network_info = self._get_instance_nw_info(ctxt, instance_ref)
         # Releasing security group ingress rule.
-        self.driver.unfilter_instance(instance_ref)
+        self.driver.unfilter_instance(instance_ref, network_info)
 
         # Database updating.
         i_name = instance_ref.name
diff --git a/nova/db/api.py b/nova/db/api.py
index cb4da169c..47308bdba 100644
--- a/nova/db/api.py
+++ b/nova/db/api.py
@@ -314,9 +314,9 @@ def migration_get(context, migration_id):
     return IMPL.migration_get(context, migration_id)
 
 
-def migration_get_by_instance_and_status(context, instance_id, status):
-    """Finds a migration by the instance id its migrating."""
-    return IMPL.migration_get_by_instance_and_status(context, instance_id,
+def migration_get_by_instance_and_status(context, instance_uuid, status):
+    """Finds a migration by the instance uuid its migrating."""
+    return IMPL.migration_get_by_instance_and_status(context, instance_uuid,
             status)
 
 
@@ -332,13 +332,14 @@ def fixed_ip_associate(context, address, instance_id):
     return IMPL.fixed_ip_associate(context, address, instance_id)
 
 
-def fixed_ip_associate_pool(context, network_id, instance_id):
-    """Find free ip in network and associate it to instance.
+def fixed_ip_associate_pool(context, network_id, instance_id=None, host=None):
+    """Find free ip in network and associate it to instance or host.
 
     Raises if one is not available.
 
     """
-    return IMPL.fixed_ip_associate_pool(context, network_id, instance_id)
+    return IMPL.fixed_ip_associate_pool(context, network_id,
+                                        instance_id, host)
 
 
 def fixed_ip_create(context, values):
@@ -361,9 +362,9 @@ def fixed_ip_get_all(context):
     return IMPL.fixed_ip_get_all(context)
 
 
-def fixed_ip_get_all_by_host(context, host):
-    """Get all defined fixed ips used by a host."""
-    return IMPL.fixed_ip_get_all_by_host(context, host)
+def fixed_ip_get_all_by_instance_host(context, host):
+    """Get all allocated fixed ips filtered by instance host."""
+    return IMPL.fixed_ip_get_all_instance_by_host(context, host)
 
 
 def fixed_ip_get_by_address(context, address):
@@ -376,6 +377,11 @@ def fixed_ip_get_by_instance(context, instance_id):
     return IMPL.fixed_ip_get_by_instance(context, instance_id)
 
 
+def fixed_ip_get_by_network_host(context, network_id, host):
+    """Get fixed ip for a host in a network."""
+    return IMPL.fixed_ip_get_by_network_host(context, network_id, host)
+
+
 def fixed_ip_get_by_virtual_interface(context, vif_id):
     """Get fixed ips by virtual interface or raise if none exist."""
     return IMPL.fixed_ip_get_by_virtual_interface(context, vif_id)
@@ -1305,9 +1311,9 @@ def instance_type_get_all(context, inactive=False):
     return IMPL.instance_type_get_all(context, inactive)
 
 
-def instance_type_get_by_id(context, id):
+def instance_type_get(context, id):
     """Get instance type by id."""
-    return IMPL.instance_type_get_by_id(context, id)
+    return IMPL.instance_type_get(context, id)
 
 
 def instance_type_get_by_name(context, name):
diff --git a/nova/db/sqlalchemy/api.py b/nova/db/sqlalchemy/api.py
index 189be0714..d7810098a 100644
--- a/nova/db/sqlalchemy/api.py
+++ b/nova/db/sqlalchemy/api.py
@@ -18,7 +18,6 @@
 """
 Implementation of SQLAlchemy backend.
 """
-import traceback
 import warnings
 
 from nova import db
@@ -33,7 +32,6 @@ from sqlalchemy import or_
 from sqlalchemy.exc import IntegrityError
 from sqlalchemy.orm import joinedload
 from sqlalchemy.orm import joinedload_all
-from sqlalchemy.sql import exists
 from sqlalchemy.sql import func
 from sqlalchemy.sql.expression import literal_column
 
@@ -672,7 +670,7 @@ def fixed_ip_associate(context, address, instance_id):
 
 
 @require_admin_context
-def fixed_ip_associate_pool(context, network_id, instance_id):
+def fixed_ip_associate_pool(context, network_id, instance_id=None, host=None):
     session = get_session()
     with session.begin():
         network_or_none = or_(models.FixedIp.network_id == network_id,
@@ -682,6 +680,7 @@ def fixed_ip_associate_pool(context, network_id, instance_id):
                                filter_by(reserved=False).\
                                filter_by(deleted=False).\
                                filter_by(instance=None).\
+                               filter_by(host=None).\
                                with_lockmode('update').\
                                first()
         # NOTE(vish): if with_lockmode isn't supported, as in sqlite,
@@ -692,9 +691,12 @@ def fixed_ip_associate_pool(context, network_id, instance_id):
             fixed_ip_ref.network = network_get(context,
                                            network_id,
                                            session=session)
-        fixed_ip_ref.instance = instance_get(context,
-                                             instance_id,
-                                             session=session)
+        if instance_id:
+            fixed_ip_ref.instance = instance_get(context,
+                                                 instance_id,
+                                                 session=session)
+        if host:
+            fixed_ip_ref.host = host
         session.add(fixed_ip_ref)
     return fixed_ip_ref['address']
 
@@ -750,7 +752,7 @@ def fixed_ip_get_all(context, session=None):
 
 
 @require_admin_context
-def fixed_ip_get_all_by_host(context, host=None):
+def fixed_ip_get_all_by_instance_host(context, host=None):
     session = get_session()
 
     result = session.query(models.FixedIp).\
@@ -800,6 +802,20 @@ def fixed_ip_get_by_instance(context, instance_id):
 
 
 @require_context
+def fixed_ip_get_by_network_host(context, network_id, host):
+    session = get_session()
+    rv = session.query(models.FixedIp).\
+                 filter_by(network_id=network_id).\
+                 filter_by(host=host).\
+                 filter_by(deleted=False).\
+                 first()
+    if not rv:
+        raise exception.FixedIpNotFoundForNetworkHost(network_id=network_id,
+                                                      host=host)
+    return rv
+
+
+@require_context
 def fixed_ip_get_by_virtual_interface(context, vif_id):
     session = get_session()
     rv = session.query(models.FixedIp).\
@@ -1157,9 +1173,9 @@ def instance_get_active_by_window(context, begin, end=None):
     """Return instances that were continuously active over the given window"""
     session = get_session()
     query = session.query(models.Instance).\
-                   options(joinedload_all('fixed_ip.floating_ips')).\
+                   options(joinedload_all('fixed_ips.floating_ips')).\
                    options(joinedload('security_groups')).\
-                   options(joinedload_all('fixed_ip.network')).\
+                   options(joinedload_all('fixed_ips.network')).\
                    options(joinedload('instance_type')).\
                    filter(models.Instance.launched_at < begin)
     if end:
@@ -1253,7 +1269,7 @@ def instance_get_project_vpn(context, project_id):
                    options(joinedload_all('fixed_ips.floating_ips')).\
                    options(joinedload('virtual_interfaces')).\
                    options(joinedload('security_groups')).\
-                   options(joinedload_all('fixed_ip.network')).\
+                   options(joinedload_all('fixed_ips.network')).\
                    options(joinedload('metadata')).\
                    options(joinedload('instance_type')).\
                    filter_by(project_id=project_id).\
@@ -1333,7 +1349,11 @@ def instance_update(context, instance_id, values):
         instance_metadata_update_or_create(context, instance_id,
                                            values.pop('metadata'))
     with session.begin():
-        instance_ref = instance_get(context, instance_id, session=session)
+        if utils.is_uuid_like(instance_id):
+            instance_ref = instance_get_by_uuid(context, instance_id,
+                                                session=session)
+        else:
+            instance_ref = instance_get(context, instance_id, session=session)
         instance_ref.update(values)
         instance_ref.save(session=session)
         return instance_ref
@@ -1480,8 +1500,6 @@ def network_associate(context, project_id, force=False):
     called by project_get_networks under certain conditions
     and network manager add_network_to_project()
 
-    only associates projects with networks that have configured hosts
-
     only associate if the project doesn't already have a network
     or if force is True
 
@@ -1497,7 +1515,6 @@ def network_associate(context, project_id, force=False):
         def network_query(project_filter):
             return session.query(models.Network).\
                            filter_by(deleted=False).\
-                           filter(models.Network.host != None).\
                            filter_by(project_id=project_filter).\
                            with_lockmode('update').\
                            first()
@@ -1704,9 +1721,16 @@ def network_get_all_by_instance(_context, instance_id):
 def network_get_all_by_host(context, host):
     session = get_session()
     with session.begin():
+        # NOTE(vish): return networks that have host set
+        #             or that have a fixed ip with host set
+        host_filter = or_(models.Network.host == host,
+                          models.FixedIp.host == host)
+
         return session.query(models.Network).\
                        filter_by(deleted=False).\
-                       filter_by(host=host).\
+                       join(models.Network.fixed_ips).\
+                       filter(host_filter).\
+                       filter_by(deleted=False).\
                        all()
 
 
@@ -1738,6 +1762,7 @@ def network_update(context, network_id, values):
         network_ref = network_get(context, network_id, session=session)
         network_ref.update(values)
         network_ref.save(session=session)
+        return network_ref
 
 
 ###################
@@ -2798,13 +2823,13 @@ def migration_get(context, id, session=None):
 
 
 @require_admin_context
-def migration_get_by_instance_and_status(context, instance_id, status):
+def migration_get_by_instance_and_status(context, instance_uuid, status):
     session = get_session()
     result = session.query(models.Migration).\
-                     filter_by(instance_id=instance_id).\
+                     filter_by(instance_uuid=instance_uuid).\
                      filter_by(status=status).first()
     if not result:
-        raise exception.MigrationNotFoundByStatus(instance_id=instance_id,
+        raise exception.MigrationNotFoundByStatus(instance_id=instance_uuid,
                                                   status=status)
     return result
 
@@ -2985,7 +3010,7 @@ def instance_type_get_all(context, inactive=False):
 
 
 @require_context
-def instance_type_get_by_id(context, id):
+def instance_type_get(context, id):
     """Returns a dict describing specific instance_type"""
     session = get_session()
     inst_type = session.query(models.InstanceTypes).\
diff --git a/nova/db/sqlalchemy/migrate_repo/versions/033_ha_network.py b/nova/db/sqlalchemy/migrate_repo/versions/033_ha_network.py
new file mode 100644
index 000000000..3a5f7eba8
--- /dev/null
+++ b/nova/db/sqlalchemy/migrate_repo/versions/033_ha_network.py
@@ -0,0 +1,44 @@
+# vim: tabstop=4 shiftwidth=4 softtabstop=4
+
+# Copyright (c) 2011 OpenStack, LLC.
+# All Rights Reserved.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+from sqlalchemy import Column, Table, MetaData, Boolean, String
+
+meta = MetaData()
+
+fixed_ips_host = Column('host', String(255))
+
+networks_multi_host = Column('multi_host', Boolean, default=False)
+
+
+def upgrade(migrate_engine):
+    meta.bind = migrate_engine
+
+    fixed_ips = Table('fixed_ips', meta, autoload=True)
+    fixed_ips.create_column(fixed_ips_host)
+
+    networks = Table('networks', meta, autoload=True)
+    networks.create_column(networks_multi_host)
+
+
+def downgrade(migrate_engine):
+    meta.bind = migrate_engine
+
+    fixed_ips = Table('fixed_ips', meta, autoload=True)
+    fixed_ips.drop_column(fixed_ips_host)
+
+    networks = Table('networks', meta, autoload=True)
+    networks.drop_column(networks_multi_host)
diff --git a/nova/db/sqlalchemy/migrate_repo/versions/034_change_instance_id_in_migrations.py b/nova/db/sqlalchemy/migrate_repo/versions/034_change_instance_id_in_migrations.py
new file mode 100644
index 000000000..b002ba064
--- /dev/null
+++ b/nova/db/sqlalchemy/migrate_repo/versions/034_change_instance_id_in_migrations.py
@@ -0,0 +1,43 @@
+# vim: tabstop=4 shiftwidth=4 softtabstop=4
+
+# Copyright 2011 OpenStack LLC.
+# All Rights Reserved.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.from sqlalchemy import *
+
+from sqlalchemy import Column, Integer, String, MetaData, Table
+
+meta = MetaData()
+
+
+#
+# Tables to alter
+#
+#
+
+instance_id = Column('instance_id', Integer())
+instance_uuid = Column('instance_uuid', String(255))
+
+
+def upgrade(migrate_engine):
+    meta.bind = migrate_engine
+    migrations = Table('migrations', meta, autoload=True)
+    migrations.create_column(instance_uuid)
+    migrations.c.instance_id.drop()
+
+
+def downgrade(migrate_engine):
+    meta.bind = migrate_engine
+    migrations = Table('migrations', meta, autoload=True)
+    migrations.c.instance_uuid.drop()
+    migrations.create_column(instance_id)
diff --git a/nova/db/sqlalchemy/migrate_repo/versions/035_secondary_dns.py b/nova/db/sqlalchemy/migrate_repo/versions/035_secondary_dns.py
new file mode 100644
index 000000000..c938eb716
--- /dev/null
+++ b/nova/db/sqlalchemy/migrate_repo/versions/035_secondary_dns.py
@@ -0,0 +1,38 @@
+# vim: tabstop=4 shiftwidth=4 softtabstop=4
+
+# Copyright (c) 2011 OpenStack, LLC.
+# All Rights Reserved.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+from sqlalchemy import Column, Table, MetaData, Boolean, String
+
+meta = MetaData()
+
+dns2 = Column('dns2', String(255))
+
+
+def upgrade(migrate_engine):
+    meta.bind = migrate_engine
+
+    networks = Table('networks', meta, autoload=True)
+    networks.c.dns.alter(Column('dns1', String(255)))
+    networks.create_column(dns2)
+
+
+def downgrade(migrate_engine):
+    meta.bind = migrate_engine
+
+    networks = Table('networks', meta, autoload=True)
+    networks.c.dns1.alter(Column('dns', String(255)))
+    networks.drop_column(dns2)
diff --git a/nova/db/sqlalchemy/models.py b/nova/db/sqlalchemy/models.py
index 1bcc8eaec..7e35c2cba 100644
--- a/nova/db/sqlalchemy/models.py
+++ b/nova/db/sqlalchemy/models.py
@@ -31,6 +31,7 @@ from nova.db.sqlalchemy.session import get_session
 from nova import auth
 from nova import exception
 from nova import flags
+from nova import ipv6
 from nova import utils
 
 
@@ -528,7 +529,8 @@ class Migration(BASE, NovaBase):
     dest_host = Column(String(255))
     old_flavor_id = Column(Integer())
     new_flavor_id = Column(Integer())
-    instance_id = Column(Integer, ForeignKey('instances.id'), nullable=True)
+    instance_uuid = Column(String(255), ForeignKey('instances.uuid'),
+            nullable=True)
     #TODO(_cerberus_): enum
     status = Column(String(255))
 
@@ -545,6 +547,7 @@ class Network(BASE, NovaBase):
     injected = Column(Boolean, default=False)
     cidr = Column(String(255), unique=True)
     cidr_v6 = Column(String(255), unique=True)
+    multi_host = Column(Boolean, default=False)
 
     gateway_v6 = Column(String(255))
     netmask_v6 = Column(String(255))
@@ -553,7 +556,8 @@ class Network(BASE, NovaBase):
     bridge_interface = Column(String(255))
     gateway = Column(String(255))
     broadcast = Column(String(255))
-    dns = Column(String(255))
+    dns1 = Column(String(255))
+    dns2 = Column(String(255))
 
     vlan = Column(Integer)
     vpn_public_address = Column(String(255))
@@ -577,6 +581,18 @@ class VirtualInterface(BASE, NovaBase):
     instance_id = Column(Integer, ForeignKey('instances.id'), nullable=False)
     instance = relationship(Instance, backref=backref('virtual_interfaces'))
 
+    @property
+    def fixed_ipv6(self):
+        cidr_v6 = self.network.cidr_v6
+        if cidr_v6 is None:
+            ipv6_address = None
+        else:
+            project_id = self.instance.project_id
+            mac = self.address
+            ipv6_address = ipv6.to_global(cidr_v6, mac, project_id)
+
+        return ipv6_address
+
 
 # TODO(vish): can these both come from the same baseclass?
 class FixedIp(BASE, NovaBase):
@@ -603,6 +619,7 @@ class FixedIp(BASE, NovaBase):
     # leased means dhcp bridge has leased the ip
     leased = Column(Boolean, default=False)
     reserved = Column(Boolean, default=False)
+    host = Column(String(255))
 
 
 class FloatingIp(BASE, NovaBase):
diff --git a/nova/exception.py b/nova/exception.py
index ad6c005f8..38e705417 100644
--- a/nova/exception.py
+++ b/nova/exception.py
@@ -78,8 +78,8 @@ def wrap_db_error(f):
         except Exception, e:
             LOG.exception(_('DB exception wrapped.'))
             raise DBError(e)
-    return _wrap
     _wrap.func_name = f.func_name
+    return _wrap
 
 
 def wrap_exception(notifier=None, publisher_id=None, event_type=None,
@@ -408,6 +408,11 @@ class FixedIpNotFoundForInstance(FixedIpNotFound):
     message = _("Instance %(instance_id)s has zero fixed ips.")
 
 
+class FixedIpNotFoundForNetworkHost(FixedIpNotFound):
+    message = _("Network host %(host)s has zero fixed ips "
+                "in network %(network_id)s.")
+
+
 class FixedIpNotFoundForSpecificInstance(FixedIpNotFound):
     message = _("Instance %(instance_id)s doesn't have fixed ip '%(ip)s'.")
 
diff --git a/nova/image/glance.py b/nova/image/glance.py
index 55d948a32..5c2dc957b 100644
--- a/nova/image/glance.py
+++ b/nova/image/glance.py
@@ -89,6 +89,10 @@ class GlanceImageService(service.BaseImageService):
         # `get_images` here because we need `is_public` and `properties`
         # included so we can filter by user
         filtered = []
+        filters = filters or {}
+        if 'is_public' not in filters:
+            # NOTE(vish): don't filter out private images
+            filters['is_public'] = 'none'
         image_metas = self.client.get_images_detailed(filters=filters,
                                                       marker=marker,
                                                       limit=limit)
@@ -101,6 +105,10 @@ class GlanceImageService(service.BaseImageService):
     def detail(self, context, filters=None, marker=None, limit=None):
         """Calls out to Glance for a list of detailed image information."""
         filtered = []
+        filters = filters or {}
+        if 'is_public' not in filters:
+            # NOTE(vish): don't filter out private images
+            filters['is_public'] = 'none'
         image_metas = self.client.get_images_detailed(filters=filters,
                                                       marker=marker,
                                                       limit=limit)
diff --git a/nova/image/s3.py b/nova/image/s3.py
index 4a3df98ba..c313c7a13 100644
--- a/nova/image/s3.py
+++ b/nova/image/s3.py
@@ -168,7 +168,7 @@ class S3ImageService(service.BaseImageService):
         metadata.update({'disk_format': image_format,
                          'container_format': image_format,
                          'status': 'queued',
-                         'is_public': True,
+                         'is_public': False,
                          'properties': properties})
         metadata['properties']['image_state'] = 'pending'
         image = self.service.create(context, metadata)
diff --git a/nova/network/api.py b/nova/network/api.py
index 70b1099f0..33a9fe239 100644
--- a/nova/network/api.py
+++ b/nova/network/api.py
@@ -18,7 +18,6 @@
 
 """Handles all requests relating to instances (guest vms)."""
 
-from nova import db
 from nova import exception
 from nova import flags
 from nova import log as logging
@@ -46,6 +45,10 @@ class API(base.Base):
                                                      context.project_id)
         return ips
 
+    def get_vifs_by_instance(self, context, instance_id):
+        vifs = self.db.virtual_interface_get_by_instance(context, instance_id)
+        return vifs
+
     def allocate_floating_ip(self, context):
         """Adds a floating ip to a project."""
         # NOTE(vish): We don't know which network host should get the ip
@@ -61,6 +64,9 @@ class API(base.Base):
                             affect_auto_assigned=False):
         """Removes floating ip with address from a project."""
         floating_ip = self.db.floating_ip_get_by_address(context, address)
+        if floating_ip['fixed_ip']:
+            raise exception.ApiError(_('Floating ip is in use.  '
+                             'Disassociate it before releasing.'))
         if not affect_auto_assigned and floating_ip.get('auto_assigned'):
             return
         # NOTE(vish): We don't know which network host should get the ip
@@ -105,7 +111,11 @@ class API(base.Base):
                                        '(%(project)s)') %
                                         {'address': floating_ip['address'],
                                         'project': context.project_id})
-        host = fixed_ip['network']['host']
+        # NOTE(vish): if we are multi_host, send to the instances host
+        if fixed_ip['network']['multi_host']:
+            host = fixed_ip['instance']['host']
+        else:
+            host = fixed_ip['network']['host']
         rpc.cast(context,
                  self.db.queue_get_for(context, FLAGS.network_topic, host),
                  {'method': 'associate_floating_ip',
@@ -120,7 +130,11 @@ class API(base.Base):
             return
         if not floating_ip.get('fixed_ip'):
             raise exception.ApiError('Address is not associated.')
-        host = floating_ip['fixed_ip']['network']['host']
+        # NOTE(vish): if we are multi_host, send to the instances host
+        if floating_ip['fixed_ip']['network']['multi_host']:
+            host = floating_ip['fixed_ip']['instance']['host']
+        else:
+            host = floating_ip['fixed_ip']['network']['host']
         rpc.call(context,
                  self.db.queue_get_for(context, FLAGS.network_topic, host),
                  {'method': 'disassociate_floating_ip',
@@ -134,7 +148,9 @@ class API(base.Base):
         args = kwargs
         args['instance_id'] = instance['id']
         args['project_id'] = instance['project_id']
+        args['host'] = instance['host']
         args['instance_type_id'] = instance['instance_type_id']
+
         return rpc.call(context, FLAGS.network_topic,
                         {'method': 'allocate_for_instance',
                          'args': args})
@@ -173,7 +189,8 @@ class API(base.Base):
     def get_instance_nw_info(self, context, instance):
         """Returns all network info related to an instance."""
         args = {'instance_id': instance['id'],
-                'instance_type_id': instance['instance_type_id']}
+                'instance_type_id': instance['instance_type_id'],
+                'host': instance['host']}
         return rpc.call(context, FLAGS.network_topic,
                         {'method': 'get_instance_nw_info',
                          'args': args})
diff --git a/nova/network/linux_net.py b/nova/network/linux_net.py
index 283a5aca1..8ace07884 100644
--- a/nova/network/linux_net.py
+++ b/nova/network/linux_net.py
@@ -455,6 +455,7 @@ def ensure_vlan_bridge(vlan_num, bridge, bridge_interface, net_attrs=None):
     """Create a vlan and bridge unless they already exist."""
     interface = ensure_vlan(vlan_num, bridge_interface)
     ensure_bridge(bridge, interface, net_attrs)
+    return interface
 
 
 @utils.synchronized('ensure_vlan', external=True)
@@ -497,7 +498,7 @@ def ensure_bridge(bridge, interface, net_attrs=None):
         suffix = net_attrs['cidr'].rpartition('/')[2]
         out, err = _execute('sudo', 'ip', 'addr', 'add',
                             '%s/%s' %
-                            (net_attrs['gateway'], suffix),
+                            (net_attrs['dhcp_server'], suffix),
                             'brd',
                             net_attrs['broadcast'],
                             'dev',
@@ -551,21 +552,27 @@ def ensure_bridge(bridge, interface, net_attrs=None):
                                              bridge)
 
 
-def get_dhcp_leases(context, network_id):
+def get_dhcp_leases(context, network_ref):
     """Return a network's hosts config in dnsmasq leasefile format."""
     hosts = []
-    for fixed_ip_ref in db.network_get_associated_fixed_ips(context,
-                                                            network_id):
-        hosts.append(_host_lease(fixed_ip_ref))
+    for fixed_ref in db.network_get_associated_fixed_ips(context,
+                                                         network_ref['id']):
+        host = fixed_ref['instance']['host']
+        if network_ref['multi_host'] and FLAGS.host != host:
+            continue
+        hosts.append(_host_lease(fixed_ref))
     return '\n'.join(hosts)
 
 
-def get_dhcp_hosts(context, network_id):
+def get_dhcp_hosts(context, network_ref):
     """Get network's hosts config in dhcp-host format."""
     hosts = []
-    for fixed_ip_ref in db.network_get_associated_fixed_ips(context,
-                                                            network_id):
-        hosts.append(_host_dhcp(fixed_ip_ref))
+    for fixed_ref in db.network_get_associated_fixed_ips(context,
+                                                         network_ref['id']):
+        host = fixed_ref['instance']['host']
+        if network_ref['multi_host'] and FLAGS.host != host:
+            continue
+        hosts.append(_host_dhcp(fixed_ref))
     return '\n'.join(hosts)
 
 
@@ -573,18 +580,16 @@ def get_dhcp_hosts(context, network_id):
 #           configuration options (like dchp-range, vlan, ...)
 #           aren't reloaded.
 @utils.synchronized('dnsmasq_start')
-def update_dhcp(context, network_id):
+def update_dhcp(context, network_ref):
     """(Re)starts a dnsmasq server for a given network.
 
     If a dnsmasq instance is already running then send a HUP
     signal causing it to reload, otherwise spawn a new instance.
 
     """
-    network_ref = db.network_get(context, network_id)
-
     conffile = _dhcp_file(network_ref['bridge'], 'conf')
     with open(conffile, 'w') as f:
-        f.write(get_dhcp_hosts(context, network_id))
+        f.write(get_dhcp_hosts(context, network_ref))
 
     # Make sure dnsmasq can actually read it (it setuid()s to "nobody")
     os.chmod(conffile, 0644)
@@ -612,9 +617,7 @@ def update_dhcp(context, network_id):
 
 
 @utils.synchronized('radvd_start')
-def update_ra(context, network_id):
-    network_ref = db.network_get(context, network_id)
-
+def update_ra(context, network_ref):
     conffile = _ra_file(network_ref['bridge'], 'conf')
     with open(conffile, 'w') as f:
         conf_str = """
@@ -650,9 +653,6 @@ interface %s
             LOG.debug(_('Pid %d is stale, relaunching radvd'), pid)
     command = _ra_cmd(network_ref)
     _execute(*command)
-    db.network_update(context, network_id,
-                      {'gateway_v6':
-                       utils.get_my_linklocal(network_ref['bridge'])})
 
 
 def _host_lease(fixed_ip_ref):
@@ -701,10 +701,11 @@ def _dnsmasq_cmd(net):
     cmd = ['sudo', '-E', 'dnsmasq',
            '--strict-order',
            '--bind-interfaces',
+           '--interface=%s' % net['bridge'],
            '--conf-file=%s' % FLAGS.dnsmasq_config_file,
            '--domain=%s' % FLAGS.dhcp_domain,
            '--pid-file=%s' % _dhcp_file(net['bridge'], 'pid'),
-           '--listen-address=%s' % net['gateway'],
+           '--listen-address=%s' % net['dhcp_server'],
            '--except-interface=lo',
            '--dhcp-range=%s,static,120s' % net['dhcp_start'],
            '--dhcp-lease-max=%s' % len(netaddr.IPNetwork(net['cidr'])),
diff --git a/nova/network/manager.py b/nova/network/manager.py
index 24736f53d..6f7573f66 100644
--- a/nova/network/manager.py
+++ b/nova/network/manager.py
@@ -28,7 +28,6 @@ topologies.  All of the network commands are issued to a subclass of
 :flat_network_bridge:  Bridge device for simple network instances
 :flat_interface:  FlatDhcp will bridge into this interface if set
 :flat_network_dns:  Dns for simple network
-:flat_network_dhcp_start:  Dhcp start for FlatDhcp
 :vlan_start:  First VLAN for private networks
 :vpn_ip:  Public IP for the cloudpipe VPN servers
 :vpn_start:  First Vpn port for private networks
@@ -49,7 +48,6 @@ import datetime
 import math
 import netaddr
 import socket
-import pickle
 from eventlet import greenpool
 
 from nova import context
@@ -78,8 +76,6 @@ flags.DEFINE_bool('flat_injected', True,
                   'Whether to attempt to inject network setup into guest')
 flags.DEFINE_string('flat_interface', None,
                     'FlatDhcp will bridge into this interface if set')
-flags.DEFINE_string('flat_network_dhcp_start', '10.0.0.2',
-                    'Dhcp start for FlatDhcp')
 flags.DEFINE_integer('vlan_start', 100, 'First VLAN for private networks')
 flags.DEFINE_string('vlan_interface', None,
                     'vlans will bridge into this interface if set')
@@ -87,6 +83,8 @@ flags.DEFINE_integer('num_networks', 1, 'Number of networks to support')
 flags.DEFINE_string('vpn_ip', '$my_ip',
                     'Public IP for the cloudpipe VPN servers')
 flags.DEFINE_integer('vpn_start', 1000, 'First Vpn port for private networks')
+flags.DEFINE_bool('multi_host', False,
+                  'Default value for multi_host in networks')
 flags.DEFINE_integer('network_size', 256,
                         'Number of addresses in each private subnet')
 flags.DEFINE_string('floating_range', '4.4.4.0/24',
@@ -104,7 +102,8 @@ flags.DEFINE_integer('fixed_ip_disassociate_timeout', 600,
                      'Seconds after which a deallocated ip is disassociated')
 flags.DEFINE_integer('create_unique_mac_address_attempts', 5,
                      'Number of attempts to create unique mac address')
-
+flags.DEFINE_bool('auto_assign_floating_ip', False,
+                  'Autoassigning floating ip to VM')
 flags.DEFINE_bool('use_ipv6', False,
                   'use the ipv6')
 flags.DEFINE_string('network_host', socket.gethostname(),
@@ -124,16 +123,26 @@ class RPCAllocateFixedIP(object):
     used since they share code to RPC.call allocate_fixed_ip on the
     correct network host to configure dnsmasq
     """
-    def _allocate_fixed_ips(self, context, instance_id, networks, **kwargs):
+    def _allocate_fixed_ips(self, context, instance_id, host, networks,
+                            **kwargs):
         """Calls allocate_fixed_ip once for each network."""
         green_pool = greenpool.GreenPool()
 
         vpn = kwargs.pop('vpn')
         for network in networks:
-            if network['host'] != self.host:
+            # NOTE(vish): if we are not multi_host pass to the network host
+            if not network['multi_host']:
+                host = network['host']
+            # NOTE(vish): if there is no network host, set one
+            if host == None:
+                host = rpc.call(context, FLAGS.network_topic,
+                                {'method': 'set_network_host',
+                                 'args': {'network_ref': network}})
+            if host != self.host:
                 # need to call allocate_fixed_ip to correct network host
-                topic = self.db.queue_get_for(context, FLAGS.network_topic,
-                                                           network['host'])
+                topic = self.db.queue_get_for(context,
+                                              FLAGS.network_topic,
+                                              host)
                 args = {}
                 args['instance_id'] = instance_id
                 args['network_id'] = network['id']
@@ -149,12 +158,13 @@ class RPCAllocateFixedIP(object):
         # wait for all of the allocates (if any) to finish
         green_pool.waitall()
 
-    def _rpc_allocate_fixed_ip(self, context, instance_id, network_id):
+    def _rpc_allocate_fixed_ip(self, context, instance_id, network_id,
+                               **kwargs):
         """Sits in between _allocate_fixed_ips and allocate_fixed_ip to
         perform network lookup on the far side of rpc.
         """
         network = self.db.network_get(context, network_id)
-        self.allocate_fixed_ip(context, instance_id, network)
+        self.allocate_fixed_ip(context, instance_id, network, **kwargs)
 
 
 class FloatingIP(object):
@@ -193,7 +203,7 @@ class FloatingIP(object):
         # which is currently the NetworkManager version
         # do this first so fixed ip is already allocated
         ips = super(FloatingIP, self).allocate_for_instance(context, **kwargs)
-        if hasattr(FLAGS, 'auto_assign_floating_ip'):
+        if FLAGS.auto_assign_floating_ip:
             # allocate a floating ip (public_ip is just the address string)
             public_ip = self.allocate_floating_ip(context, project_id)
             # set auto_assigned column to true for the floating ip
@@ -248,7 +258,7 @@ class FloatingIP(object):
         # NOTE(tr3buchet): all networks hosts in zone now use the same pool
         LOG.debug("QUOTA: %s" % quota.allowed_floating_ips(context, 1))
         if quota.allowed_floating_ips(context, 1) < 1:
-            LOG.warn(_('Quota exceeeded for %s, tried to allocate '
+            LOG.warn(_('Quota exceeded for %s, tried to allocate '
                        'address'),
                      context.project_id)
             raise quota.QuotaError(_('Address quota exceeded. You cannot '
@@ -290,6 +300,12 @@ class NetworkManager(manager.SchedulerDependentManager):
         The one at a time part is to flatten the layout to help scale
     """
 
+    # If True, this manager requires VIF to create a bridge.
+    SHOULD_CREATE_BRIDGE = False
+
+    # If True, this manager requires VIF to create VLAN tag.
+    SHOULD_CREATE_VLAN = False
+
     timeout_fixed_ips = True
 
     def __init__(self, network_driver=None, *args, **kwargs):
@@ -300,15 +316,36 @@ class NetworkManager(manager.SchedulerDependentManager):
         super(NetworkManager, self).__init__(service_name='network',
                                                 *args, **kwargs)
 
+    @utils.synchronized('get_dhcp')
+    def _get_dhcp_ip(self, context, network_ref, host=None):
+        """Get the proper dhcp address to listen on."""
+        # NOTE(vish): this is for compatibility
+        if not network_ref['multi_host']:
+            return network_ref['gateway']
+
+        if not host:
+            host = self.host
+        network_id = network_ref['id']
+        try:
+            fip = self.db.fixed_ip_get_by_network_host(context,
+                                                       network_id,
+                                                       host)
+            return fip['address']
+        except exception.FixedIpNotFoundForNetworkHost:
+            elevated = context.elevated()
+            return self.db.fixed_ip_associate_pool(elevated,
+                                                   network_id,
+                                                   host=host)
+
     def init_host(self):
         """Do any initialization that needs to be run if this is a
         standalone service.
         """
-        # Set up this host for networks in which it's already
-        # the designated network host.
+        # NOTE(vish): Set up networks for which this host already has
+        #             an ip address.
         ctxt = context.get_admin_context()
         for network in self.db.network_get_all_by_host(ctxt, self.host):
-            self._on_set_network_host(ctxt, network['id'])
+            self._setup_network(ctxt, network)
 
     def periodic_tasks(self, context=None):
         """Tasks to be run at a periodic interval."""
@@ -323,33 +360,14 @@ class NetworkManager(manager.SchedulerDependentManager):
             if num:
                 LOG.debug(_('Dissassociated %s stale fixed ip(s)'), num)
 
-        # setup any new networks which have been created
-        self.set_network_hosts(context)
-
-    def set_network_host(self, context, network_id):
+    def set_network_host(self, context, network_ref):
         """Safely sets the host of the network."""
         LOG.debug(_('setting network host'), context=context)
         host = self.db.network_set_host(context,
-                                        network_id,
+                                        network_ref['id'],
                                         self.host)
-        if host == self.host:
-            self._on_set_network_host(context, network_id)
         return host
 
-    def set_network_hosts(self, context):
-        """Set the network hosts for any networks which are unset."""
-        try:
-            networks = self.db.network_get_all(context)
-        except exception.NoNetworksFound:
-            # we don't care if no networks are found
-            pass
-
-        for network in networks:
-            host = network['host']
-            if not host:
-                # return so worker will only grab 1 (to help scale flatter)
-                return self.set_network_host(context, network['id'])
-
     def _get_networks_for_instance(self, context, instance_id, project_id):
         """Determine & return which networks an instance should connect to."""
         # TODO(tr3buchet) maybe this needs to be updated in the future if
@@ -358,12 +376,11 @@ class NetworkManager(manager.SchedulerDependentManager):
         try:
             networks = self.db.network_get_all(context)
         except exception.NoNetworksFound:
-            # we don't care if no networks are found
-            pass
+            return []
 
-        # return only networks which are not vlan networks and have host set
+        # return only networks which are not vlan networks
         return [network for network in networks if
-                not network['vlan'] and network['host']]
+                not network['vlan']]
 
     def allocate_for_instance(self, context, **kwargs):
         """Handles allocating the various network resources for an instance.
@@ -371,6 +388,7 @@ class NetworkManager(manager.SchedulerDependentManager):
         rpc.called by network_api
         """
         instance_id = kwargs.pop('instance_id')
+        host = kwargs.pop('host')
         project_id = kwargs.pop('project_id')
         type_id = kwargs.pop('instance_type_id')
         vpn = kwargs.pop('vpn')
@@ -379,9 +397,11 @@ class NetworkManager(manager.SchedulerDependentManager):
                                                             context=context)
         networks = self._get_networks_for_instance(admin_context, instance_id,
                                                                   project_id)
+        LOG.warn(networks)
         self._allocate_mac_addresses(context, instance_id, networks)
-        self._allocate_fixed_ips(admin_context, instance_id, networks, vpn=vpn)
-        return self.get_instance_nw_info(context, instance_id, type_id)
+        self._allocate_fixed_ips(admin_context, instance_id, host, networks,
+                                 vpn=vpn)
+        return self.get_instance_nw_info(context, instance_id, type_id, host)
 
     def deallocate_for_instance(self, context, **kwargs):
         """Handles deallocating various network resources for an instance.
@@ -401,7 +421,8 @@ class NetworkManager(manager.SchedulerDependentManager):
         # deallocate vifs (mac addresses)
         self.db.virtual_interface_delete_by_instance(context, instance_id)
 
-    def get_instance_nw_info(self, context, instance_id, instance_type_id):
+    def get_instance_nw_info(self, context, instance_id,
+                             instance_type_id, host):
         """Creates network info list for instance.
 
         called by allocate_for_instance and netowrk_api
@@ -411,10 +432,14 @@ class NetworkManager(manager.SchedulerDependentManager):
         and info = dict containing pertinent networking data
         """
         # TODO(tr3buchet) should handle floating IPs as well?
-        fixed_ips = self.db.fixed_ip_get_by_instance(context, instance_id)
+        try:
+            fixed_ips = self.db.fixed_ip_get_by_instance(context, instance_id)
+        except exception.FixedIpNotFoundForInstance:
+            LOG.warn(_('No fixed IPs for instance %s'), instance_id)
+            fixed_ips = []
+
         vifs = self.db.virtual_interface_get_by_instance(context, instance_id)
-        flavor = self.db.instance_type_get_by_id(context,
-                                                 instance_type_id)
+        flavor = self.db.instance_type_get(context, instance_type_id)
         network_info = []
         # a vif has an address, instance_id, and network_id
         # it is also joined to the instance and network given by those IDs
@@ -444,20 +469,38 @@ class NetworkManager(manager.SchedulerDependentManager):
                 'id': network['id'],
                 'cidr': network['cidr'],
                 'cidr_v6': network['cidr_v6'],
-                'injected': network['injected']}
+                'injected': network['injected'],
+                'vlan': network['vlan'],
+                'bridge_interface': network['bridge_interface'],
+                'multi_host': network['multi_host']}
+            if network['multi_host']:
+                dhcp_server = self._get_dhcp_ip(context, network, host)
+            else:
+                dhcp_server = self._get_dhcp_ip(context,
+                                                network,
+                                                network['host'])
             info = {
                 'label': network['label'],
                 'gateway': network['gateway'],
+                'dhcp_server': dhcp_server,
                 'broadcast': network['broadcast'],
                 'mac': vif['address'],
                 'rxtx_cap': flavor['rxtx_cap'],
-                'dns': [network['dns']],
-                'ips': [ip_dict(ip) for ip in network_IPs]}
+                'dns': [],
+                'ips': [ip_dict(ip) for ip in network_IPs],
+                'should_create_bridge': self.SHOULD_CREATE_BRIDGE,
+                'should_create_vlan': self.SHOULD_CREATE_VLAN}
+
             if network['cidr_v6']:
                 info['ip6s'] = [ip6_dict()]
             # TODO(tr3buchet): handle ip6 routes here as well
             if network['gateway_v6']:
                 info['gateway6'] = network['gateway_v6']
+            if network['dns1']:
+                info['dns'].append(network['dns1'])
+            if network['dns2']:
+                info['dns'].append(network['dns2'])
+
             network_info.append((network_dict, info))
         return network_info
 
@@ -487,10 +530,10 @@ class NetworkManager(manager.SchedulerDependentManager):
                random.randint(0x00, 0xff)]
         return ':'.join(map(lambda x: "%02x" % x, mac))
 
-    def add_fixed_ip_to_instance(self, context, instance_id, network_id):
+    def add_fixed_ip_to_instance(self, context, instance_id, host, network_id):
         """Adds a fixed ip to an instance from specified network."""
         networks = [self.db.network_get(context, network_id)]
-        self._allocate_fixed_ips(context, instance_id, networks)
+        self._allocate_fixed_ips(context, instance_id, host, networks)
 
     def remove_fixed_ip_from_instance(self, context, instance_id, address):
         """Removes a fixed ip from an instance from specified network."""
@@ -517,6 +560,7 @@ class NetworkManager(manager.SchedulerDependentManager):
         values = {'allocated': True,
                   'virtual_interface_id': vif['id']}
         self.db.fixed_ip_update(context, address, values)
+        self._setup_network(context, network)
         return address
 
     def deallocate_fixed_ip(self, context, address, **kwargs):
@@ -562,12 +606,12 @@ class NetworkManager(manager.SchedulerDependentManager):
             #             means there will stale entries in the conf file
             #             the code below will update the file if necessary
             if FLAGS.update_dhcp_on_disassociate:
-                network = self.db.fixed_ip_get_network(context, address)
-                self.driver.update_dhcp(context, network['id'])
+                network_ref = self.db.fixed_ip_get_network(context, address)
+                self._setup_network(context, network_ref)
 
-    def create_networks(self, context, label, cidr, num_networks,
+    def create_networks(self, context, label, cidr, multi_host, num_networks,
                         network_size, cidr_v6, gateway_v6, bridge,
-                        bridge_interface, **kwargs):
+                        bridge_interface, dns1=None, dns2=None, **kwargs):
         """Create networks based on parameters."""
         fixed_net = netaddr.IPNetwork(cidr)
         fixed_net_v6 = netaddr.IPNetwork(cidr_v6)
@@ -582,8 +626,10 @@ class NetworkManager(manager.SchedulerDependentManager):
             net = {}
             net['bridge'] = bridge
             net['bridge_interface'] = bridge_interface
-            net['dns'] = FLAGS.flat_network_dns
+            net['dns1'] = dns1
+            net['dns2'] = dns2
             net['cidr'] = cidr
+            net['multi_host'] = multi_host
             net['netmask'] = str(project_net.netmask)
             net['gateway'] = str(project_net[1])
             net['broadcast'] = str(project_net.broadcast)
@@ -610,7 +656,8 @@ class NetworkManager(manager.SchedulerDependentManager):
 
             if kwargs.get('vpn', False):
                 # this bit here is for vlan-manager
-                del net['dns']
+                del net['dns1']
+                del net['dns2']
                 vlan = kwargs['vlan_start'] + index
                 net['vpn_private_address'] = str(project_net[2])
                 net['dhcp_start'] = str(project_net[3])
@@ -659,20 +706,13 @@ class NetworkManager(manager.SchedulerDependentManager):
                                               'address': address,
                                               'reserved': reserved})
 
-    def _allocate_fixed_ips(self, context, instance_id, networks, **kwargs):
+    def _allocate_fixed_ips(self, context, instance_id, host, networks,
+                            **kwargs):
         """Calls allocate_fixed_ip once for each network."""
         raise NotImplementedError()
 
-    def _on_set_network_host(self, context, network_id):
-        """Called when this host becomes the host for a network."""
-        raise NotImplementedError()
-
-    def setup_compute_network(self, context, instance_id):
-        """Sets up matching network for compute hosts.
-
-        this code is run on and by the compute host, not on network
-        hosts
-        """
+    def _setup_network(self, context, network_ref):
+        """Sets up network on this host."""
         raise NotImplementedError()
 
 
@@ -706,7 +746,8 @@ class FlatManager(NetworkManager):
 
     timeout_fixed_ips = False
 
-    def _allocate_fixed_ips(self, context, instance_id, networks, **kwargs):
+    def _allocate_fixed_ips(self, context, instance_id, host, networks,
+                            **kwargs):
         """Calls allocate_fixed_ip once for each network."""
         for network in networks:
             self.allocate_fixed_ip(context, instance_id, network)
@@ -717,19 +758,11 @@ class FlatManager(NetworkManager):
                                                      **kwargs)
         self.db.fixed_ip_disassociate(context, address)
 
-    def setup_compute_network(self, context, instance_id):
-        """Network is created manually.
-
-        this code is run on and by the compute host, not on network hosts
-        """
-        pass
-
-    def _on_set_network_host(self, context, network_id):
-        """Called when this host becomes the host for a network."""
+    def _setup_network(self, context, network_ref):
+        """Setup Network on this host."""
         net = {}
         net['injected'] = FLAGS.flat_injected
-        net['dns'] = FLAGS.flat_network_dns
-        self.db.network_update(context, network_id, net)
+        self.db.network_update(context, network_ref['id'], net)
 
 
 class FlatDHCPManager(FloatingIP, RPCAllocateFixedIP, NetworkManager):
@@ -741,6 +774,8 @@ class FlatDHCPManager(FloatingIP, RPCAllocateFixedIP, NetworkManager):
 
     """
 
+    SHOULD_CREATE_BRIDGE = True
+
     def init_host(self):
         """Do any initialization that needs to be run if this is a
         standalone service.
@@ -753,37 +788,19 @@ class FlatDHCPManager(FloatingIP, RPCAllocateFixedIP, NetworkManager):
 
         self.driver.metadata_forward()
 
-    def setup_compute_network(self, context, instance_id):
-        """Sets up matching networks for compute hosts.
-
-        this code is run on and by the compute host, not on network hosts
-        """
-        networks = db.network_get_all_by_instance(context, instance_id)
-        for network in networks:
-            self.driver.ensure_bridge(network['bridge'],
-                                      network['bridge_interface'])
-
-    def allocate_fixed_ip(self, context, instance_id, network, **kwargs):
-        """Allocate flat_network fixed_ip, then setup dhcp for this network."""
-        address = super(FlatDHCPManager, self).allocate_fixed_ip(context,
-                                                                 instance_id,
-                                                                 network)
-        if not FLAGS.fake_network:
-            self.driver.update_dhcp(context, network['id'])
-
-    def _on_set_network_host(self, context, network_id):
-        """Called when this host becomes the host for a project."""
-        net = {}
-        net['dhcp_start'] = FLAGS.flat_network_dhcp_start
-        self.db.network_update(context, network_id, net)
-        network = db.network_get(context, network_id)
-        self.driver.ensure_bridge(network['bridge'],
-                                  network['bridge_interface'],
-                                  network)
+    def _setup_network(self, context, network_ref):
+        """Sets up network on this host."""
+        network_ref['dhcp_server'] = self._get_dhcp_ip(context, network_ref)
+        self.driver.ensure_bridge(network_ref['bridge'],
+                                  network_ref['bridge_interface'],
+                                  network_ref)
         if not FLAGS.fake_network:
-            self.driver.update_dhcp(context, network_id)
+            self.driver.update_dhcp(context, network_ref)
             if(FLAGS.use_ipv6):
-                self.driver.update_ra(context, network_id)
+                self.driver.update_ra(context, network_ref)
+                gateway = utils.get_my_linklocal(network_ref['bridge'])
+                self.db.network_update(context, network_ref['id'],
+                                       {'gateway_v6': gateway})
 
 
 class VlanManager(RPCAllocateFixedIP, FloatingIP, NetworkManager):
@@ -801,6 +818,9 @@ class VlanManager(RPCAllocateFixedIP, FloatingIP, NetworkManager):
 
     """
 
+    SHOULD_CREATE_BRIDGE = True
+    SHOULD_CREATE_VLAN = True
+
     def init_host(self):
         """Do any initialization that needs to be run if this is a
         standalone service.
@@ -832,30 +852,17 @@ class VlanManager(RPCAllocateFixedIP, FloatingIP, NetworkManager):
         values = {'allocated': True,
                   'virtual_interface_id': vif['id']}
         self.db.fixed_ip_update(context, address, values)
-        if not FLAGS.fake_network:
-            self.driver.update_dhcp(context, network['id'])
+        self._setup_network(context, network)
+        return address
 
     def add_network_to_project(self, context, project_id):
         """Force adds another network to a project."""
         self.db.network_associate(context, project_id, force=True)
 
-    def setup_compute_network(self, context, instance_id):
-        """Sets up matching network for compute hosts.
-        this code is run on and by the compute host, not on network hosts
-        """
-        networks = self.db.network_get_all_by_instance(context, instance_id)
-        for network in networks:
-            self.driver.ensure_vlan_bridge(network['vlan'],
-                                           network['bridge'],
-                                           network['bridge_interface'])
-
     def _get_networks_for_instance(self, context, instance_id, project_id):
         """Determine which networks an instance should connect to."""
         # get networks associated with project
-        networks = self.db.project_get_networks(context, project_id)
-
-        # return only networks which have host set
-        return [network for network in networks if network['host']]
+        return self.db.project_get_networks(context, project_id)
 
     def create_networks(self, context, **kwargs):
         """Create networks based on parameters."""
@@ -874,32 +881,35 @@ class VlanManager(RPCAllocateFixedIP, FloatingIP, NetworkManager):
 
         NetworkManager.create_networks(self, context, vpn=True, **kwargs)
 
-    def _on_set_network_host(self, context, network_id):
-        """Called when this host becomes the host for a network."""
-        network = self.db.network_get(context, network_id)
-        if not network['vpn_public_address']:
+    def _setup_network(self, context, network_ref):
+        """Sets up network on this host."""
+        if not network_ref['vpn_public_address']:
             net = {}
             address = FLAGS.vpn_ip
             net['vpn_public_address'] = address
-            db.network_update(context, network_id, net)
+            network_ref = db.network_update(context, network_ref['id'], net)
         else:
-            address = network['vpn_public_address']
-        self.driver.ensure_vlan_bridge(network['vlan'],
-                                       network['bridge'],
-                                       network['bridge_interface'],
-                                       network)
+            address = network_ref['vpn_public_address']
+        network_ref['dhcp_server'] = self._get_dhcp_ip(context, network_ref)
+        self.driver.ensure_vlan_bridge(network_ref['vlan'],
+                                       network_ref['bridge'],
+                                       network_ref['bridge_interface'],
+                                       network_ref)
 
         # NOTE(vish): only ensure this forward if the address hasn't been set
         #             manually.
         if address == FLAGS.vpn_ip and hasattr(self.driver,
                                                "ensure_vlan_forward"):
             self.driver.ensure_vlan_forward(FLAGS.vpn_ip,
-                                            network['vpn_public_port'],
-                                            network['vpn_private_address'])
+                                            network_ref['vpn_public_port'],
+                                            network_ref['vpn_private_address'])
         if not FLAGS.fake_network:
-            self.driver.update_dhcp(context, network_id)
+            self.driver.update_dhcp(context, network_ref)
             if(FLAGS.use_ipv6):
-                self.driver.update_ra(context, network_id)
+                self.driver.update_ra(context, network_ref)
+                gateway = utils.get_my_linklocal(network_ref['bridge'])
+                self.db.network_update(context, network_ref['id'],
+                                       {'gateway_v6': gateway})
 
     @property
     def _bottom_reserved_ips(self):
diff --git a/nova/network/vmwareapi_net.py b/nova/network/vmwareapi_net.py
deleted file mode 100644
index b32cf3303..000000000
--- a/nova/network/vmwareapi_net.py
+++ /dev/null
@@ -1,82 +0,0 @@
-# vim: tabstop=4 shiftwidth=4 softtabstop=4
-
-# Copyright (c) 2011 Citrix Systems, Inc.
-# Copyright 2011 OpenStack LLC.
-#
-#    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.
-
-"""Implements vlans for vmwareapi."""
-
-from nova import db
-from nova import exception
-from nova import flags
-from nova import log as logging
-from nova import utils
-from nova.virt.vmwareapi_conn import VMWareAPISession
-from nova.virt.vmwareapi import network_utils
-
-
-LOG = logging.getLogger("nova.network.vmwareapi_net")
-
-
-FLAGS = flags.FLAGS
-FLAGS['vlan_interface'].SetDefault('vmnic0')
-
-
-def ensure_vlan_bridge(vlan_num, bridge, bridge_interface, net_attrs=None):
-    """Create a vlan and bridge unless they already exist."""
-    # Open vmwareapi session
-    host_ip = FLAGS.vmwareapi_host_ip
-    host_username = FLAGS.vmwareapi_host_username
-    host_password = FLAGS.vmwareapi_host_password
-    if not host_ip or host_username is None or host_password is None:
-        raise Exception(_('Must specify vmwareapi_host_ip, '
-                          'vmwareapi_host_username '
-                          'and vmwareapi_host_password to use '
-                          'connection_type=vmwareapi'))
-    session = VMWareAPISession(host_ip, host_username, host_password,
-                               FLAGS.vmwareapi_api_retry_count)
-    vlan_interface = bridge_interface
-    # Check if the vlan_interface physical network adapter exists on the host
-    if not network_utils.check_if_vlan_interface_exists(session,
-                                                        vlan_interface):
-        raise exception.NetworkAdapterNotFound(adapter=vlan_interface)
-
-    # Get the vSwitch associated with the Physical Adapter
-    vswitch_associated = network_utils.get_vswitch_for_vlan_interface(
-                                        session, vlan_interface)
-    if vswitch_associated is None:
-        raise exception.SwicthNotFoundForNetworkAdapter(adapter=vlan_interface)
-    # Check whether bridge already exists and retrieve the the ref of the
-    # network whose name_label is "bridge"
-    network_ref = network_utils.get_network_with_the_name(session, bridge)
-    if network_ref is None:
-        # Create a port group on the vSwitch associated with the vlan_interface
-        # corresponding physical network adapter on the ESX host
-        network_utils.create_port_group(session, bridge, vswitch_associated,
-                                vlan_num)
-    else:
-        # Get the vlan id and vswitch corresponding to the port group
-        pg_vlanid, pg_vswitch = \
-            network_utils.get_vlanid_and_vswitch_for_portgroup(session, bridge)
-
-        # Check if the vswitch associated is proper
-        if pg_vswitch != vswitch_associated:
-            raise exception.InvalidVLANPortGroup(bridge=bridge,
-                                                 expected=vswitch_associated,
-                                                 actual=pg_vswitch)
-
-        # Check if the vlan id is proper for the port group
-        if pg_vlanid != vlan_num:
-            raise exception.InvalidVLANTag(bridge=bridge, tag=vlan_num,
-                                           pgroup=pg_vlanid)
diff --git a/nova/network/xenapi_net.py b/nova/network/xenapi_net.py
deleted file mode 100644
index e86f4017d..000000000
--- a/nova/network/xenapi_net.py
+++ /dev/null
@@ -1,87 +0,0 @@
-# vim: tabstop=4 shiftwidth=4 softtabstop=4
-
-# Copyright (c) 2011 Citrix Systems, Inc.
-# Copyright 2011 OpenStack LLC.
-#
-#    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.
-
-"""Implements vlans, bridges, and iptables rules using linux utilities."""
-
-import os
-
-from nova import db
-from nova import exception
-from nova import flags
-from nova import log as logging
-from nova import utils
-from nova.virt import xenapi_conn
-from nova.virt.xenapi import network_utils
-
-
-LOG = logging.getLogger("nova.xenapi_net")
-
-
-FLAGS = flags.FLAGS
-
-
-def ensure_vlan_bridge(vlan_num, bridge, bridge_interface, net_attrs=None):
-    """Create a vlan and bridge unless they already exist."""
-    # Open xenapi session
-    LOG.debug('ENTERING ensure_vlan_bridge in xenapi net')
-    url = FLAGS.xenapi_connection_url
-    username = FLAGS.xenapi_connection_username
-    password = FLAGS.xenapi_connection_password
-    session = xenapi_conn.XenAPISession(url, username, password)
-    # Check whether bridge already exists
-    # Retrieve network whose name_label is "bridge"
-    network_ref = network_utils.NetworkHelper.find_network_with_name_label(
-                                                                       session,
-                                                                       bridge)
-    if network_ref is None:
-        # If bridge does not exists
-        # 1 - create network
-        description = 'network for nova bridge %s' % bridge
-        network_rec = {'name_label': bridge,
-                       'name_description': description,
-                       'other_config': {}}
-        network_ref = session.call_xenapi('network.create', network_rec)
-        # 2 - find PIF for VLAN
-        # NOTE(salvatore-orlando): using double quotes inside single quotes
-        # as xapi filter only support tokens in double quotes
-        expr = 'field "device" = "%s" and \
-                field "VLAN" = "-1"' % bridge_interface
-        pifs = session.call_xenapi('PIF.get_all_records_where', expr)
-        pif_ref = None
-        # Multiple PIF are ok: we are dealing with a pool
-        if len(pifs) == 0:
-            raise Exception(
-                  _('Found no PIF for device %s') % bridge_interface)
-        # 3 - create vlan for network
-        for pif_ref in pifs.keys():
-            session.call_xenapi('VLAN.create',
-                                pif_ref,
-                                str(vlan_num),
-                                network_ref)
-    else:
-        # Check VLAN tag is appropriate
-        network_rec = session.call_xenapi('network.get_record', network_ref)
-        # Retrieve PIFs from network
-        for pif_ref in network_rec['PIFs']:
-            # Retrieve VLAN from PIF
-            pif_rec = session.call_xenapi('PIF.get_record', pif_ref)
-            pif_vlan = int(pif_rec['VLAN'])
-            # Raise an exception if VLAN != vlan_num
-            if pif_vlan != vlan_num:
-                raise Exception(_("PIF %(pif_rec['uuid'])s for network "
-                                  "%(bridge)s has VLAN id %(pif_vlan)d. "
-                                  "Expected %(vlan_num)d") % locals())
diff --git a/nova/tests/__init__.py b/nova/tests/__init__.py
index e4ed75d37..720d5b0e6 100644
--- a/nova/tests/__init__.py
+++ b/nova/tests/__init__.py
@@ -59,6 +59,7 @@ def setup():
     network.create_networks(ctxt,
                             label='test',
                             cidr=FLAGS.fixed_range,
+                            multi_host=FLAGS.multi_host,
                             num_networks=FLAGS.num_networks,
                             network_size=FLAGS.network_size,
                             cidr_v6=FLAGS.fixed_range_v6,
@@ -66,9 +67,10 @@ def setup():
                             bridge=FLAGS.flat_network_bridge,
                             bridge_interface=bridge_interface,
                             vpn_start=FLAGS.vpn_start,
-                            vlan_start=FLAGS.vlan_start)
+                            vlan_start=FLAGS.vlan_start,
+                            dns1=FLAGS.flat_network_dns)
     for net in db.network_get_all(ctxt):
-        network.set_network_host(ctxt, net['id'])
+        network.set_network_host(ctxt, net)
 
     cleandb = os.path.join(FLAGS.state_path, FLAGS.sqlite_clean_db)
     shutil.copyfile(testdb, cleandb)
diff --git a/nova/tests/api/openstack/test_common.py b/nova/tests/api/openstack/test_common.py
index 4c4d03995..f09270b34 100644
--- a/nova/tests/api/openstack/test_common.py
+++ b/nova/tests/api/openstack/test_common.py
@@ -247,3 +247,21 @@ class MiscFunctionsTest(test.TestCase):
         self.assertRaises(ValueError,
                           common.get_id_from_href,
                           fixture)
+
+    def test_get_version_from_href(self):
+        fixture = 'http://www.testsite.com/v1.1/images'
+        expected = '1.1'
+        actual = common.get_version_from_href(fixture)
+        self.assertEqual(actual, expected)
+
+    def test_get_version_from_href_2(self):
+        fixture = 'http://www.testsite.com/v1.1'
+        expected = '1.1'
+        actual = common.get_version_from_href(fixture)
+        self.assertEqual(actual, expected)
+
+    def test_get_version_from_href_default(self):
+        fixture = 'http://www.testsite.com/images'
+        expected = '1.0'
+        actual = common.get_version_from_href(fixture)
+        self.assertEqual(actual, expected)
diff --git a/nova/tests/api/openstack/test_extensions.py b/nova/tests/api/openstack/test_extensions.py
index 697c62e5c..d459c694f 100644
--- a/nova/tests/api/openstack/test_extensions.py
+++ b/nova/tests/api/openstack/test_extensions.py
@@ -16,10 +16,11 @@
 #    under the License.
 
 import json
+import os.path
 import stubout
 import unittest
 import webob
-import os.path
+from xml.etree import ElementTree
 
 from nova import context
 from nova import flags
@@ -30,7 +31,8 @@ from nova.api.openstack import wsgi
 from nova.tests.api.openstack import fakes
 
 FLAGS = flags.FLAGS
-
+NS = "{http://docs.openstack.org/compute/api/v1.1}"
+ATOMNS = "{http://www.w3.org/2005/Atom}"
 response_body = "Try to say this Mr. Knox, sir..."
 
 
@@ -80,20 +82,99 @@ class StubExtensionManager(object):
 
 class ExtensionControllerTest(unittest.TestCase):
 
-    def test_index(self):
+    def setUp(self):
+        FLAGS.osapi_extensions_path = os.path.join(
+            os.path.dirname(__file__), "extensions")
+
+    def test_list_extensions_json(self):
         app = openstack.APIRouterV11()
         ext_midware = extensions.ExtensionMiddleware(app)
         request = webob.Request.blank("/extensions")
         response = request.get_response(ext_midware)
         self.assertEqual(200, response.status_int)
 
-    def test_get_by_alias(self):
+        # Make sure we have all the extensions.
+        data = json.loads(response.body)
+        names = [x['name'] for x in data['extensions']]
+        names.sort()
+        self.assertEqual(names, ["FlavorExtraSpecs", "Floating_ips",
+            "Fox In Socks", "Hosts", "Multinic", "Volumes"])
+
+        # Make sure that at least Fox in Sox is correct.
+        (fox_ext,) = [
+            x for x in data['extensions'] if x['alias'] == 'FOXNSOX']
+        self.assertEqual(fox_ext, {
+                'namespace': 'http://www.fox.in.socks/api/ext/pie/v1.0',
+                'name': 'Fox In Socks',
+                'updated': '2011-01-22T13:25:27-06:00',
+                'description': 'The Fox In Socks Extension',
+                'alias': 'FOXNSOX',
+                'links': []
+            }
+        )
+
+    def test_get_extension_json(self):
         app = openstack.APIRouterV11()
         ext_midware = extensions.ExtensionMiddleware(app)
         request = webob.Request.blank("/extensions/FOXNSOX")
         response = request.get_response(ext_midware)
         self.assertEqual(200, response.status_int)
 
+        data = json.loads(response.body)
+        self.assertEqual(data['extension'], {
+                "namespace": "http://www.fox.in.socks/api/ext/pie/v1.0",
+                "name": "Fox In Socks",
+                "updated": "2011-01-22T13:25:27-06:00",
+                "description": "The Fox In Socks Extension",
+                "alias": "FOXNSOX",
+                "links": []
+            }
+        )
+
+    def test_list_extensions_xml(self):
+        app = openstack.APIRouterV11()
+        ext_midware = extensions.ExtensionMiddleware(app)
+        request = webob.Request.blank("/extensions")
+        request.accept = "application/xml"
+        response = request.get_response(ext_midware)
+        self.assertEqual(200, response.status_int)
+        print response.body
+
+        root = ElementTree.XML(response.body)
+        self.assertEqual(root.tag.split('extensions')[0], NS)
+
+        # Make sure we have all the extensions.
+        exts = root.findall('{0}extension'.format(NS))
+        self.assertEqual(len(exts), 6)
+
+        # Make sure that at least Fox in Sox is correct.
+        (fox_ext,) = [x for x in exts if x.get('alias') == 'FOXNSOX']
+        self.assertEqual(fox_ext.get('name'), 'Fox In Socks')
+        self.assertEqual(fox_ext.get('namespace'),
+            'http://www.fox.in.socks/api/ext/pie/v1.0')
+        self.assertEqual(fox_ext.get('updated'), '2011-01-22T13:25:27-06:00')
+        self.assertEqual(fox_ext.findtext('{0}description'.format(NS)),
+            'The Fox In Socks Extension')
+
+    def test_get_extension_xml(self):
+        app = openstack.APIRouterV11()
+        ext_midware = extensions.ExtensionMiddleware(app)
+        request = webob.Request.blank("/extensions/FOXNSOX")
+        request.accept = "application/xml"
+        response = request.get_response(ext_midware)
+        self.assertEqual(200, response.status_int)
+        print response.body
+
+        root = ElementTree.XML(response.body)
+        self.assertEqual(root.tag.split('extension')[0], NS)
+        self.assertEqual(root.get('alias'), 'FOXNSOX')
+        self.assertEqual(root.get('name'), 'Fox In Socks')
+        self.assertEqual(root.get('namespace'),
+            'http://www.fox.in.socks/api/ext/pie/v1.0')
+        self.assertEqual(root.get('updated'), '2011-01-22T13:25:27-06:00')
+        self.assertEqual(root.findtext('{0}description'.format(NS)),
+            'The Fox In Socks Extension')
+
 
 class ResourceExtensionTest(unittest.TestCase):
 
@@ -192,7 +273,7 @@ class ActionExtensionTest(unittest.TestCase):
 
     def test_invalid_action(self):
         body = dict(blah=dict(name="test"))
-        response = self._send_server_action_request("/asdf/1/action", body)
+        response = self._send_server_action_request("/fdsa/1/action", body)
         self.assertEqual(404, response.status_int)
 
 
@@ -244,3 +325,109 @@ class RequestExtensionTest(unittest.TestCase):
         response_data = json.loads(response.body)
         self.assertEqual('newblue', response_data['flavor']['googoose'])
         self.assertEqual("Pig Bands!", response_data['big_bands'])
+
+
+class ExtensionsXMLSerializerTest(unittest.TestCase):
+
+    def test_serialize_extenstion(self):
+        serializer = extensions.ExtensionsXMLSerializer()
+        data = {
+            'extension': {
+                'name': 'ext1',
+                'namespace': 'http://docs.rack.com/servers/api/ext/pie/v1.0',
+                'alias': 'RS-PIE',
+                'updated': '2011-01-22T13:25:27-06:00',
+                'description': 'Adds the capability to share an image.',
+                'links': [
+                    {
+                        'rel': 'describedby',
+                        'type': 'application/pdf',
+                        'href': 'http://docs.rack.com/servers/api/ext/cs.pdf'
+                    },
+                    {
+                        'rel': 'describedby',
+                        'type': 'application/vnd.sun.wadl+xml',
+                        'href': 'http://docs.rack.com/servers/api/ext/cs.wadl'
+                    }
+                ]
+            }
+        }
+
+        xml = serializer.serialize(data, 'show')
+        root = ElementTree.XML(xml)
+        ext_dict = data['extension']
+        self.assertEqual(root.findtext('{0}description'.format(NS)),
+            ext_dict['description'])
+
+        for key in ['name', 'namespace', 'alias', 'updated']:
+            self.assertEqual(root.get(key), ext_dict[key])
+
+        link_nodes = root.findall('{0}link'.format(ATOMNS))
+        self.assertEqual(len(link_nodes), 2)
+        for i, link in enumerate(ext_dict['links']):
+            for key, value in link.items():
+                self.assertEqual(link_nodes[i].get(key), value)
+
+    def test_serialize_extensions(self):
+        serializer = extensions.ExtensionsXMLSerializer()
+        data = {
+            "extensions": [
+                {
+                    "name": "Public Image Extension",
+                    "namespace": "http://foo.com/api/ext/pie/v1.0",
+                    "alias": "RS-PIE",
+                    "updated": "2011-01-22T13:25:27-06:00",
+                    "description": "Adds the capability to share an image.",
+                    "links": [
+                        {
+                            "rel": "describedby",
+                            "type": "application/pdf",
+                            "href": "http://foo.com/api/ext/cs-pie.pdf"
+                        },
+                        {
+                            "rel": "describedby",
+                            "type": "application/vnd.sun.wadl+xml",
+                            "href": "http://foo.com/api/ext/cs-pie.wadl"
+                        }
+                    ]
+                },
+                {
+                    "name": "Cloud Block Storage",
+                    "namespace": "http://foo.com/api/ext/cbs/v1.0",
+                    "alias": "RS-CBS",
+                    "updated": "2011-01-12T11:22:33-06:00",
+                    "description": "Allows mounting cloud block storage.",
+                    "links": [
+                        {
+                            "rel": "describedby",
+                            "type": "application/pdf",
+                            "href": "http://foo.com/api/ext/cs-cbs.pdf"
+                        },
+                        {
+                            "rel": "describedby",
+                            "type": "application/vnd.sun.wadl+xml",
+                            "href": "http://foo.com/api/ext/cs-cbs.wadl"
+                        }
+                    ]
+                }
+            ]
+        }
+
+        xml = serializer.serialize(data, 'index')
+        print xml
+        root = ElementTree.XML(xml)
+        ext_elems = root.findall('{0}extension'.format(NS))
+        self.assertEqual(len(ext_elems), 2)
+        for i, ext_elem in enumerate(ext_elems):
+            ext_dict = data['extensions'][i]
+            self.assertEqual(ext_elem.findtext('{0}description'.format(NS)),
+                ext_dict['description'])
+
+            for key in ['name', 'namespace', 'alias', 'updated']:
+                self.assertEqual(ext_elem.get(key), ext_dict[key])
+
+            link_nodes = ext_elem.findall('{0}link'.format(ATOMNS))
+            self.assertEqual(len(link_nodes), 2)
+            for i, link in enumerate(ext_dict['links']):
+                for key, value in link.items():
+                    self.assertEqual(link_nodes[i].get(key), value)
diff --git a/nova/tests/api/openstack/test_faults.py b/nova/tests/api/openstack/test_faults.py
index 4d86ffb26..6da27540a 100644
--- a/nova/tests/api/openstack/test_faults.py
+++ b/nova/tests/api/openstack/test_faults.py
@@ -16,6 +16,7 @@
 #    under the License.
 
 import json
+from xml.dom import minidom
 
 import webob
 import webob.dec
@@ -24,6 +25,7 @@ import webob.exc
 from nova import test
 from nova.api.openstack import common
 from nova.api.openstack import faults
+from nova.api.openstack import wsgi
 
 
 class TestFaults(test.TestCase):
@@ -139,3 +141,113 @@ class TestFaults(test.TestCase):
         self.assertEqual(resp.content_type, "application/xml")
         self.assertEqual(resp.status_int, 404)
         self.assertTrue('whut?' in resp.body)
+
+    def test_fault_has_status_int(self):
+        """Ensure the status_int is set correctly on faults"""
+        fault = faults.Fault(webob.exc.HTTPBadRequest(explanation='what?'))
+        self.assertEqual(fault.status_int, 400)
+
+    def test_v10_xml_serializer(self):
+        """Ensure that a v1.0 request responds with a v1.0 xmlns"""
+        request = webob.Request.blank('/',
+                                      headers={"Accept": "application/xml"})
+
+        fault = faults.Fault(webob.exc.HTTPBadRequest(explanation='scram'))
+        response = request.get_response(fault)
+
+        self.assertTrue(common.XML_NS_V10 in response.body)
+        self.assertEqual(response.content_type, "application/xml")
+        self.assertEqual(response.status_int, 400)
+
+    def test_v11_xml_serializer(self):
+        """Ensure that a v1.1 request responds with a v1.1 xmlns"""
+        request = webob.Request.blank('/v1.1',
+                                      headers={"Accept": "application/xml"})
+
+        fault = faults.Fault(webob.exc.HTTPBadRequest(explanation='scram'))
+        response = request.get_response(fault)
+
+        self.assertTrue(common.XML_NS_V11 in response.body)
+        self.assertEqual(response.content_type, "application/xml")
+        self.assertEqual(response.status_int, 400)
+
+
+class FaultsXMLSerializationTestV11(test.TestCase):
+    """Tests covering `nova.api.openstack.faults:Fault` class."""
+
+    def _prepare_xml(self, xml_string):
+        xml_string = xml_string.replace("  ", "")
+        xml_string = xml_string.replace("\n", "")
+        xml_string = xml_string.replace("\t", "")
+        return xml_string
+
+    def test_400_fault(self):
+        metadata = {'attributes': {"badRequest": 'code'}}
+        serializer = wsgi.XMLDictSerializer(metadata=metadata,
+                                            xmlns=common.XML_NS_V11)
+
+        fixture = {
+            "badRequest": {
+                "message": "scram",
+                "code": 400,
+            },
+        }
+
+        output = serializer.serialize(fixture)
+        actual = minidom.parseString(self._prepare_xml(output))
+
+        expected = minidom.parseString(self._prepare_xml("""
+                <badRequest code="400" xmlns="%s">
+                    <message>scram</message>
+                </badRequest>
+            """) % common.XML_NS_V11)
+
+        self.assertEqual(expected.toxml(), actual.toxml())
+
+    def test_413_fault(self):
+        metadata = {'attributes': {"overLimit": 'code'}}
+        serializer = wsgi.XMLDictSerializer(metadata=metadata,
+                                            xmlns=common.XML_NS_V11)
+
+        fixture = {
+            "overLimit": {
+                "message": "sorry",
+                "code": 413,
+                "retryAfter": 4,
+            },
+        }
+
+        output = serializer.serialize(fixture)
+        actual = minidom.parseString(self._prepare_xml(output))
+
+        expected = minidom.parseString(self._prepare_xml("""
+                <overLimit code="413" xmlns="%s">
+                    <message>sorry</message>
+                    <retryAfter>4</retryAfter>
+                </overLimit>
+            """) % common.XML_NS_V11)
+
+        self.assertEqual(expected.toxml(), actual.toxml())
+
+    def test_404_fault(self):
+        metadata = {'attributes': {"itemNotFound": 'code'}}
+        serializer = wsgi.XMLDictSerializer(metadata=metadata,
+                                            xmlns=common.XML_NS_V11)
+
+        fixture = {
+            "itemNotFound": {
+                "message": "sorry",
+                "code": 404,
+            },
+        }
+
+        output = serializer.serialize(fixture)
+        actual = minidom.parseString(self._prepare_xml(output))
+
+        expected = minidom.parseString(self._prepare_xml("""
+                <itemNotFound code="404" xmlns="%s">
+                    <message>sorry</message>
+                </itemNotFound>
+            """) % common.XML_NS_V11)
+
+        self.assertEqual(expected.toxml(), actual.toxml())
diff --git a/nova/tests/api/openstack/test_flavors.py b/nova/tests/api/openstack/test_flavors.py
index 689647cc6..4ac35b26b 100644
--- a/nova/tests/api/openstack/test_flavors.py
+++ b/nova/tests/api/openstack/test_flavors.py
@@ -18,12 +18,14 @@
 import json
 import stubout
 import webob
+import xml.dom.minidom as minidom
 
+from nova.api.openstack import flavors
 import nova.db.api
-from nova import context
 from nova import exception
 from nova import test
 from nova.tests.api.openstack import fakes
+from nova import wsgi
 
 
 def stub_flavor(flavorid, name, memory_mb="256", local_gb="10"):
@@ -64,7 +66,6 @@ class FlavorsTest(test.TestCase):
                        return_instance_types)
         self.stubs.Set(nova.db.api, "instance_type_get_by_flavor_id",
                        return_instance_type_by_flavor_id)
-        self.context = context.get_admin_context()
 
     def tearDown(self):
         self.stubs.UnsetAll()
@@ -146,61 +147,65 @@ class FlavorsTest(test.TestCase):
         req.environ['api.version'] = '1.1'
         res = req.get_response(fakes.wsgi_app())
         self.assertEqual(res.status_int, 200)
-        flavor = json.loads(res.body)["flavor"]
+        flavor = json.loads(res.body)
         expected = {
-            "id": "12",
-            "name": "flavor 12",
-            "ram": "256",
-            "disk": "10",
-            "links": [
-                {
-                    "rel": "self",
-                    "href": "http://localhost/v1.1/flavors/12",
-                },
-                {
-                    "rel": "bookmark",
-                    "href": "http://localhost/flavors/12",
-                },
-            ],
-        }
-        self.assertEqual(flavor, expected)
-
-    def test_get_flavor_list_v1_1(self):
-        req = webob.Request.blank('/v1.1/flavors')
-        req.environ['api.version'] = '1.1'
-        res = req.get_response(fakes.wsgi_app())
-        self.assertEqual(res.status_int, 200)
-        flavor = json.loads(res.body)["flavors"]
-        expected = [
-            {
-                "id": "1",
-                "name": "flavor 1",
-                "links": [
-                    {
-                        "rel": "self",
-                        "href": "http://localhost/v1.1/flavors/1",
-                    },
-                    {
-                        "rel": "bookmark",
-                        "href": "http://localhost/flavors/1",
-                    },
-                ],
-            },
-            {
-                "id": "2",
-                "name": "flavor 2",
+            "flavor": {
+                "id": "12",
+                "name": "flavor 12",
+                "ram": "256",
+                "disk": "10",
                 "links": [
                     {
                         "rel": "self",
-                        "href": "http://localhost/v1.1/flavors/2",
+                        "href": "http://localhost/v1.1/flavors/12",
                     },
                     {
                         "rel": "bookmark",
-                        "href": "http://localhost/flavors/2",
+                        "href": "http://localhost/flavors/12",
                     },
                 ],
             },
-        ]
+        }
+        self.assertEqual(flavor, expected)
+
+    def test_get_flavor_list_v1_1(self):
+        req = webob.Request.blank('/v1.1/flavors')
+        req.environ['api.version'] = '1.1'
+        res = req.get_response(fakes.wsgi_app())
+        self.assertEqual(res.status_int, 200)
+        flavor = json.loads(res.body)
+        expected = {
+            "flavors": [
+                {
+                    "id": "1",
+                    "name": "flavor 1",
+                    "links": [
+                        {
+                            "rel": "self",
+                            "href": "http://localhost/v1.1/flavors/1",
+                        },
+                        {
+                            "rel": "bookmark",
+                            "href": "http://localhost/flavors/1",
+                        },
+                    ],
+                },
+                {
+                    "id": "2",
+                    "name": "flavor 2",
+                    "links": [
+                        {
+                            "rel": "self",
+                            "href": "http://localhost/v1.1/flavors/2",
+                        },
+                        {
+                            "rel": "bookmark",
+                            "href": "http://localhost/flavors/2",
+                        },
+                    ],
+                },
+            ],
+        }
         self.assertEqual(flavor, expected)
 
     def test_get_flavor_list_detail_v1_1(self):
@@ -208,52 +213,273 @@ class FlavorsTest(test.TestCase):
         req.environ['api.version'] = '1.1'
         res = req.get_response(fakes.wsgi_app())
         self.assertEqual(res.status_int, 200)
-        flavor = json.loads(res.body)["flavors"]
-        expected = [
-            {
-                "id": "1",
-                "name": "flavor 1",
+        flavor = json.loads(res.body)
+        expected = {
+            "flavors": [
+                {
+                    "id": "1",
+                    "name": "flavor 1",
+                    "ram": "256",
+                    "disk": "10",
+                    "links": [
+                        {
+                            "rel": "self",
+                            "href": "http://localhost/v1.1/flavors/1",
+                        },
+                        {
+                            "rel": "bookmark",
+                            "href": "http://localhost/flavors/1",
+                        },
+                    ],
+                },
+                {
+                    "id": "2",
+                    "name": "flavor 2",
+                    "ram": "256",
+                    "disk": "10",
+                    "links": [
+                        {
+                            "rel": "self",
+                            "href": "http://localhost/v1.1/flavors/2",
+                        },
+                        {
+                            "rel": "bookmark",
+                            "href": "http://localhost/flavors/2",
+                        },
+                    ],
+                },
+            ],
+        }
+        self.assertEqual(flavor, expected)
+
+    def test_get_empty_flavor_list_v1_1(self):
+        def _return_empty(self):
+            return {}
+        self.stubs.Set(nova.db.api, "instance_type_get_all", _return_empty)
+
+        req = webob.Request.blank('/v1.1/flavors')
+        res = req.get_response(fakes.wsgi_app())
+        self.assertEqual(res.status_int, 200)
+        flavors = json.loads(res.body)["flavors"]
+        expected = []
+        self.assertEqual(flavors, expected)
+
+
+class FlavorsXMLSerializationTest(test.TestCase):
+
+    def test_show(self):
+        serializer = flavors.FlavorXMLSerializer()
+
+        input = {
+            "flavor": {
+                "id": "12",
+                "name": "asdf",
                 "ram": "256",
                 "disk": "10",
                 "links": [
                     {
                         "rel": "self",
-                        "href": "http://localhost/v1.1/flavors/1",
+                        "href": "http://localhost/v1.1/flavors/12",
                     },
                     {
                         "rel": "bookmark",
-                        "href": "http://localhost/flavors/1",
+                        "href": "http://localhost/flavors/12",
                     },
                 ],
             },
-            {
-                "id": "2",
-                "name": "flavor 2",
-                "ram": "256",
-                "disk": "10",
+        }
+
+        output = serializer.serialize(input, 'show')
+        actual = minidom.parseString(output.replace("  ", ""))
+
+        expected = minidom.parseString("""
+        <flavor xmlns="http://docs.openstack.org/compute/api/v1.1"
+                xmlns:atom="http://www.w3.org/2005/Atom"
+                id="12"
+                name="asdf"
+                ram="256"
+                disk="10">
+            <atom:link href="http://localhost/v1.1/flavors/12" rel="self"/>
+            <atom:link href="http://localhost/flavors/12" rel="bookmark"/>
+        </flavor>
+        """.replace("  ", ""))
+
+        self.assertEqual(expected.toxml(), actual.toxml())
+
+    def test_show_handles_integers(self):
+        serializer = flavors.FlavorXMLSerializer()
+
+        input = {
+            "flavor": {
+                "id": 12,
+                "name": "asdf",
+                "ram": 256,
+                "disk": 10,
                 "links": [
                     {
                         "rel": "self",
-                        "href": "http://localhost/v1.1/flavors/2",
+                        "href": "http://localhost/v1.1/flavors/12",
                     },
                     {
                         "rel": "bookmark",
-                        "href": "http://localhost/flavors/2",
+                        "href": "http://localhost/flavors/12",
                     },
                 ],
             },
-        ]
-        self.assertEqual(flavor, expected)
+        }
 
-    def test_get_empty_flavor_list_v1_1(self):
-        def _return_empty(self):
-            return {}
-        self.stubs.Set(nova.db.api, "instance_type_get_all",
-                       _return_empty)
+        output = serializer.serialize(input, 'show')
+        actual = minidom.parseString(output.replace("  ", ""))
 
-        req = webob.Request.blank('/v1.1/flavors')
-        res = req.get_response(fakes.wsgi_app())
-        self.assertEqual(res.status_int, 200)
-        flavors = json.loads(res.body)["flavors"]
-        expected = []
-        self.assertEqual(flavors, expected)
+        expected = minidom.parseString("""
+        <flavor xmlns="http://docs.openstack.org/compute/api/v1.1"
+                xmlns:atom="http://www.w3.org/2005/Atom"
+                id="12"
+                name="asdf"
+                ram="256"
+                disk="10">
+            <atom:link href="http://localhost/v1.1/flavors/12" rel="self"/>
+            <atom:link href="http://localhost/flavors/12" rel="bookmark"/>
+        </flavor>
+        """.replace("  ", ""))
+
+        self.assertEqual(expected.toxml(), actual.toxml())
+
+    def test_detail(self):
+        serializer = flavors.FlavorXMLSerializer()
+
+        input = {
+            "flavors": [
+                {
+                    "id": "23",
+                    "name": "flavor 23",
+                    "ram": "512",
+                    "disk": "20",
+                    "links": [
+                        {
+                            "rel": "self",
+                            "href": "http://localhost/v1.1/flavors/23",
+                        },
+                        {
+                            "rel": "bookmark",
+                            "href": "http://localhost/flavors/23",
+                        },
+                    ],
+                },        {
+                    "id": "13",
+                    "name": "flavor 13",
+                    "ram": "256",
+                    "disk": "10",
+                    "links": [
+                        {
+                            "rel": "self",
+                            "href": "http://localhost/v1.1/flavors/13",
+                        },
+                        {
+                            "rel": "bookmark",
+                            "href": "http://localhost/flavors/13",
+                        },
+                    ],
+                },
+            ],
+        }
+
+        output = serializer.serialize(input, 'detail')
+        actual = minidom.parseString(output.replace("  ", ""))
+
+        expected = minidom.parseString("""
+        <flavors xmlns="http://docs.openstack.org/compute/api/v1.1"
+                 xmlns:atom="http://www.w3.org/2005/Atom">
+            <flavor id="23"
+                    name="flavor 23"
+                    ram="512"
+                    disk="20">
+                <atom:link href="http://localhost/v1.1/flavors/23" rel="self"/>
+                <atom:link href="http://localhost/flavors/23" rel="bookmark"/>
+            </flavor>
+            <flavor id="13"
+                    name="flavor 13"
+                    ram="256"
+                    disk="10">
+                <atom:link href="http://localhost/v1.1/flavors/13" rel="self"/>
+                <atom:link href="http://localhost/flavors/13" rel="bookmark"/>
+            </flavor>
+        </flavors>
+        """.replace("  ", "") % locals())
+
+        self.assertEqual(expected.toxml(), actual.toxml())
+
+    def test_index(self):
+        serializer = flavors.FlavorXMLSerializer()
+
+        input = {
+            "flavors": [
+                {
+                    "id": "23",
+                    "name": "flavor 23",
+                    "ram": "512",
+                    "disk": "20",
+                    "links": [
+                        {
+                            "rel": "self",
+                            "href": "http://localhost/v1.1/flavors/23",
+                        },
+                        {
+                            "rel": "bookmark",
+                            "href": "http://localhost/flavors/23",
+                        },
+                    ],
+                },        {
+                    "id": "13",
+                    "name": "flavor 13",
+                    "ram": "256",
+                    "disk": "10",
+                    "links": [
+                        {
+                            "rel": "self",
+                            "href": "http://localhost/v1.1/flavors/13",
+                        },
+                        {
+                            "rel": "bookmark",
+                            "href": "http://localhost/flavors/13",
+                        },
+                    ],
+                },
+            ],
+        }
+
+        output = serializer.serialize(input, 'index')
+        actual = minidom.parseString(output.replace("  ", ""))
+
+        expected = minidom.parseString("""
+        <flavors xmlns="http://docs.openstack.org/compute/api/v1.1"
+                 xmlns:atom="http://www.w3.org/2005/Atom">
+            <flavor id="23" name="flavor 23">
+                <atom:link href="http://localhost/v1.1/flavors/23" rel="self"/>
+                <atom:link href="http://localhost/flavors/23" rel="bookmark"/>
+            </flavor>
+            <flavor id="13" name="flavor 13">
+                <atom:link href="http://localhost/v1.1/flavors/13" rel="self"/>
+                <atom:link href="http://localhost/flavors/13" rel="bookmark"/>
+            </flavor>
+        </flavors>
+        """.replace("  ", "") % locals())
+
+        self.assertEqual(expected.toxml(), actual.toxml())
+
+    def test_index_empty(self):
+        serializer = flavors.FlavorXMLSerializer()
+
+        input = {
+            "flavors": [],
+        }
+
+        output = serializer.serialize(input, 'index')
+        actual = minidom.parseString(output.replace("  ", ""))
+
+        expected = minidom.parseString("""
+        <flavors xmlns="http://docs.openstack.org/compute/api/v1.1"
+                 xmlns:atom="http://www.w3.org/2005/Atom" />
+        """.replace("  ", "") % locals())
+
+        self.assertEqual(expected.toxml(), actual.toxml())
diff --git a/nova/tests/api/openstack/test_image_metadata.py b/nova/tests/api/openstack/test_image_metadata.py
index d9fb61e2a..31ca18497 100644
--- a/nova/tests/api/openstack/test_image_metadata.py
+++ b/nova/tests/api/openstack/test_image_metadata.py
@@ -103,8 +103,7 @@ class ImageMetaDataTest(test.TestCase):
         super(ImageMetaDataTest, self).tearDown()
 
     def test_index(self):
-        req = webob.Request.blank('/v1.1/images/1/meta')
-        req.environ['api.version'] = '1.1'
+        req = webob.Request.blank('/v1.1/images/1/metadata')
         res = req.get_response(fakes.wsgi_app())
         res_dict = json.loads(res.body)
         self.assertEqual(200, res.status_int)
@@ -114,8 +113,7 @@ class ImageMetaDataTest(test.TestCase):
             self.assertEqual(value, res_dict['metadata'][key])
 
     def test_show(self):
-        req = webob.Request.blank('/v1.1/images/1/meta/key1')
-        req.environ['api.version'] = '1.1'
+        req = webob.Request.blank('/v1.1/images/1/metadata/key1')
         res = req.get_response(fakes.wsgi_app())
         res_dict = json.loads(res.body)
         self.assertEqual(200, res.status_int)
@@ -124,42 +122,66 @@ class ImageMetaDataTest(test.TestCase):
         self.assertEqual('value1', res_dict['meta']['key1'])
 
     def test_show_not_found(self):
-        req = webob.Request.blank('/v1.1/images/1/meta/key9')
-        req.environ['api.version'] = '1.1'
+        req = webob.Request.blank('/v1.1/images/1/metadata/key9')
         res = req.get_response(fakes.wsgi_app())
         self.assertEqual(404, res.status_int)
 
     def test_create(self):
-        req = webob.Request.blank('/v1.1/images/2/meta')
-        req.environ['api.version'] = '1.1'
+        req = webob.Request.blank('/v1.1/images/2/metadata')
         req.method = 'POST'
         req.body = '{"metadata": {"key9": "value9"}}'
         req.headers["content-type"] = "application/json"
         res = req.get_response(fakes.wsgi_app())
-        res_dict = json.loads(res.body)
+
+        self.assertEqual(200, res.status_int)
+        actual_output = json.loads(res.body)
+
+        expected_output = {
+            'metadata': {
+                'key1': 'value1',
+                'key2': 'value2',
+                'key9': 'value9',
+            },
+        }
+
+        self.assertEqual(expected_output, actual_output)
+
+    def test_update_all(self):
+        req = webob.Request.blank('/v1.1/images/2/metadata')
+        req.method = 'PUT'
+        req.body = '{"metadata": {"key9": "value9"}}'
+        req.headers["content-type"] = "application/json"
+        res = req.get_response(fakes.wsgi_app())
+
         self.assertEqual(200, res.status_int)
-        self.assertEqual('value9', res_dict['metadata']['key9'])
-        # other items should not be modified
-        self.assertEqual('value1', res_dict['metadata']['key1'])
-        self.assertEqual('value2', res_dict['metadata']['key2'])
-        self.assertEqual(1, len(res_dict))
+        actual_output = json.loads(res.body)
+
+        expected_output = {
+            'metadata': {
+                'key9': 'value9',
+            },
+        }
+
+        self.assertEqual(expected_output, actual_output)
 
     def test_update_item(self):
-        req = webob.Request.blank('/v1.1/images/1/meta/key1')
-        req.environ['api.version'] = '1.1'
+        req = webob.Request.blank('/v1.1/images/1/metadata/key1')
         req.method = 'PUT'
         req.body = '{"meta": {"key1": "zz"}}'
         req.headers["content-type"] = "application/json"
         res = req.get_response(fakes.wsgi_app())
+
         self.assertEqual(200, res.status_int)
-        res_dict = json.loads(res.body)
-        self.assertTrue('meta' in res_dict)
-        self.assertEqual(len(res_dict['meta']), 1)
-        self.assertEqual('zz', res_dict['meta']['key1'])
+        actual_output = json.loads(res.body)
+        expected_output = {
+            'meta': {
+                'key1': 'zz',
+            },
+        }
+        self.assertEqual(actual_output, expected_output)
 
     def test_update_item_bad_body(self):
-        req = webob.Request.blank('/v1.1/images/1/meta/key1')
-        req.environ['api.version'] = '1.1'
+        req = webob.Request.blank('/v1.1/images/1/metadata/key1')
         req.method = 'PUT'
         req.body = '{"key1": "zz"}'
         req.headers["content-type"] = "application/json"
@@ -167,8 +189,7 @@ class ImageMetaDataTest(test.TestCase):
         self.assertEqual(400, res.status_int)
 
     def test_update_item_too_many_keys(self):
-        req = webob.Request.blank('/v1.1/images/1/meta/key1')
-        req.environ['api.version'] = '1.1'
+        req = webob.Request.blank('/v1.1/images/1/metadata/key1')
         req.method = 'PUT'
         req.body = '{"meta": {"key1": "value1", "key2": "value2"}}'
         req.headers["content-type"] = "application/json"
@@ -176,24 +197,38 @@ class ImageMetaDataTest(test.TestCase):
         self.assertEqual(400, res.status_int)
 
     def test_update_item_body_uri_mismatch(self):
-        req = webob.Request.blank('/v1.1/images/1/meta/bad')
-        req.environ['api.version'] = '1.1'
+        req = webob.Request.blank('/v1.1/images/1/metadata/bad')
         req.method = 'PUT'
         req.body = '{"meta": {"key1": "value1"}}'
         req.headers["content-type"] = "application/json"
         res = req.get_response(fakes.wsgi_app())
         self.assertEqual(400, res.status_int)
 
+    def test_update_item_xml(self):
+        req = webob.Request.blank('/v1.1/images/1/metadata/key1')
+        req.method = 'PUT'
+        req.body = '<meta key="key1">five</meta>'
+        req.headers["content-type"] = "application/xml"
+        res = req.get_response(fakes.wsgi_app())
+
+        self.assertEqual(200, res.status_int)
+        actual_output = json.loads(res.body)
+        expected_output = {
+            'meta': {
+                'key1': 'five',
+            },
+        }
+        self.assertEqual(actual_output, expected_output)
+
     def test_delete(self):
-        req = webob.Request.blank('/v1.1/images/2/meta/key1')
-        req.environ['api.version'] = '1.1'
+        req = webob.Request.blank('/v1.1/images/2/metadata/key1')
         req.method = 'DELETE'
         res = req.get_response(fakes.wsgi_app())
-        self.assertEqual(200, res.status_int)
+        self.assertEqual(204, res.status_int)
+        self.assertEqual('', res.body)
 
     def test_delete_not_found(self):
-        req = webob.Request.blank('/v1.1/images/2/meta/blah')
-        req.environ['api.version'] = '1.1'
+        req = webob.Request.blank('/v1.1/images/2/metadata/blah')
         req.method = 'DELETE'
         res = req.get_response(fakes.wsgi_app())
         self.assertEqual(404, res.status_int)
@@ -203,8 +238,7 @@ class ImageMetaDataTest(test.TestCase):
         for num in range(FLAGS.quota_metadata_items + 1):
             data['metadata']['key%i' % num] = "blah"
         json_string = str(data).replace("\'", "\"")
-        req = webob.Request.blank('/v1.1/images/2/meta')
-        req.environ['api.version'] = '1.1'
+        req = webob.Request.blank('/v1.1/images/2/metadata')
         req.method = 'POST'
         req.body = json_string
         req.headers["content-type"] = "application/json"
@@ -212,8 +246,7 @@ class ImageMetaDataTest(test.TestCase):
         self.assertEqual(400, res.status_int)
 
     def test_too_many_metadata_items_on_put(self):
-        req = webob.Request.blank('/v1.1/images/3/meta/blah')
-        req.environ['api.version'] = '1.1'
+        req = webob.Request.blank('/v1.1/images/3/metadata/blah')
         req.method = 'PUT'
         req.body = '{"meta": {"blah": "blah"}}'
         req.headers["content-type"] = "application/json"
@@ -221,9 +254,49 @@ class ImageMetaDataTest(test.TestCase):
         self.assertEqual(400, res.status_int)
 
 
+class ImageMetadataXMLDeserializationTest(test.TestCase):
+
+    deserializer = openstack.image_metadata.ImageMetadataXMLDeserializer()
+
+    def test_create(self):
+        request_body = """
+        <metadata xmlns="http://docs.openstack.org/compute/api/v1.1">
+            <meta key='123'>asdf</meta>
+            <meta key='567'>jkl;</meta>
+        </metadata>"""
+        output = self.deserializer.deserialize(request_body, 'create')
+        expected = {"body": {"metadata": {"123": "asdf", "567": "jkl;"}}}
+        self.assertEquals(output, expected)
+
+    def test_create_empty(self):
+        request_body = """
+        <metadata xmlns="http://docs.openstack.org/compute/api/v1.1"/>"""
+        output = self.deserializer.deserialize(request_body, 'create')
+        expected = {"body": {"metadata": {}}}
+        self.assertEquals(output, expected)
+
+    def test_update_all(self):
+        request_body = """
+        <metadata xmlns="http://docs.openstack.org/compute/api/v1.1">
+            <meta key='123'>asdf</meta>
+            <meta key='567'>jkl;</meta>
+        </metadata>"""
+        output = self.deserializer.deserialize(request_body, 'update_all')
+        expected = {"body": {"metadata": {"123": "asdf", "567": "jkl;"}}}
+        self.assertEquals(output, expected)
+
+    def test_update(self):
+        request_body = """
+        <meta xmlns="http://docs.openstack.org/compute/api/v1.1"
+              key='123'>asdf</meta>"""
+        output = self.deserializer.deserialize(request_body, 'update')
+        expected = {"body": {"meta": {"123": "asdf"}}}
+        self.assertEquals(output, expected)
+
+
 class ImageMetadataXMLSerializationTest(test.TestCase):
 
-    def test_index_xml(self):
+    def test_index(self):
         serializer = openstack.image_metadata.ImageMetadataXMLSerializer()
         fixture = {
             'metadata': {
@@ -247,7 +320,7 @@ class ImageMetadataXMLSerializationTest(test.TestCase):
 
         self.assertEqual(expected.toxml(), actual.toxml())
 
-    def test_index_xml_null(self):
+    def test_index_null(self):
         serializer = openstack.image_metadata.ImageMetadataXMLSerializer()
         fixture = {
             'metadata': {
@@ -267,7 +340,7 @@ class ImageMetadataXMLSerializationTest(test.TestCase):
 
         self.assertEqual(expected.toxml(), actual.toxml())
 
-    def test_index_xml_unicode(self):
+    def test_index_unicode(self):
         serializer = openstack.image_metadata.ImageMetadataXMLSerializer()
         fixture = {
             'metadata': {
@@ -287,7 +360,7 @@ class ImageMetadataXMLSerializationTest(test.TestCase):
 
         self.assertEqual(expected.toxml(), actual.toxml())
 
-    def test_show_xml(self):
+    def test_show(self):
         serializer = openstack.image_metadata.ImageMetadataXMLSerializer()
         fixture = {
             'meta': {
@@ -305,7 +378,31 @@ class ImageMetadataXMLSerializationTest(test.TestCase):
 
         self.assertEqual(expected.toxml(), actual.toxml())
 
-    def test_update_item_xml(self):
+    def test_update_all(self):
+        serializer = openstack.image_metadata.ImageMetadataXMLSerializer()
+        fixture = {
+            'metadata': {
+                'key6': 'value6',
+                'key4': 'value4',
+            },
+        }
+        output = serializer.serialize(fixture, 'update_all')
+        actual = minidom.parseString(output.replace("  ", ""))
+
+        expected = minidom.parseString("""
+            <metadata xmlns="http://docs.openstack.org/compute/api/v1.1">
+                <meta key="key6">
+                    value6
+                </meta>
+                <meta key="key4">
+                    value4
+                </meta>
+            </metadata>
+        """.replace("  ", ""))
+
+        self.assertEqual(expected.toxml(), actual.toxml())
+
+    def test_update_item(self):
         serializer = openstack.image_metadata.ImageMetadataXMLSerializer()
         fixture = {
             'meta': {
@@ -323,7 +420,7 @@ class ImageMetadataXMLSerializationTest(test.TestCase):
 
         self.assertEqual(expected.toxml(), actual.toxml())
 
-    def test_create_xml(self):
+    def test_create(self):
         serializer = openstack.image_metadata.ImageMetadataXMLSerializer()
         fixture = {
             'metadata': {
@@ -350,3 +447,8 @@ class ImageMetadataXMLSerializationTest(test.TestCase):
         """.replace("  ", ""))
 
         self.assertEqual(expected.toxml(), actual.toxml())
+
+    def test_delete(self):
+        serializer = openstack.image_metadata.ImageMetadataXMLSerializer()
+        output = serializer.serialize(None, 'delete')
+        self.assertEqual(output, '')
diff --git a/nova/tests/api/openstack/test_images.py b/nova/tests/api/openstack/test_images.py
index 534460d46..87a695dde 100644
--- a/nova/tests/api/openstack/test_images.py
+++ b/nova/tests/api/openstack/test_images.py
@@ -538,7 +538,7 @@ class ImageControllerWithGlanceServiceTest(test.TestCase):
         # because the element hasn't changed definition
         expected = minidom.parseString("""
             <itemNotFound code="404"
-                    xmlns="http://docs.rackspacecloud.com/servers/api/v1.0">
+                    xmlns="http://docs.openstack.org/compute/api/v1.1">
                 <message>
                     Image not found.
                 </message>
@@ -803,154 +803,206 @@ class ImageControllerWithGlanceServiceTest(test.TestCase):
         self.assertDictListMatch(expected, response_list)
 
     def test_image_filter_with_name(self):
-        mocker = mox.Mox()
-        image_service = mocker.CreateMockAnything()
+        image_service = self.mox.CreateMockAnything()
         context = object()
         filters = {'name': 'testname'}
-        image_service.index(
-            context, filters=filters).AndReturn([])
-        mocker.ReplayAll()
-        request = webob.Request.blank(
-            '/v1.1/images?name=testname')
+        image_service.index(context, filters=filters).AndReturn([])
+        self.mox.ReplayAll()
+        request = webob.Request.blank('/v1.1/images?name=testname')
         request.environ['nova.context'] = context
         controller = images.ControllerV11(image_service=image_service)
         controller.index(request)
-        mocker.VerifyAll()
+        self.mox.VerifyAll()
 
     def test_image_filter_with_status(self):
-        mocker = mox.Mox()
-        image_service = mocker.CreateMockAnything()
+        image_service = self.mox.CreateMockAnything()
         context = object()
         filters = {'status': 'ACTIVE'}
-        image_service.index(
-            context, filters=filters).AndReturn([])
-        mocker.ReplayAll()
-        request = webob.Request.blank(
-            '/v1.1/images?status=ACTIVE')
+        image_service.index(context, filters=filters).AndReturn([])
+        self.mox.ReplayAll()
+        request = webob.Request.blank('/v1.1/images?status=ACTIVE')
         request.environ['nova.context'] = context
         controller = images.ControllerV11(image_service=image_service)
         controller.index(request)
-        mocker.VerifyAll()
+        self.mox.VerifyAll()
 
     def test_image_filter_with_property(self):
-        mocker = mox.Mox()
-        image_service = mocker.CreateMockAnything()
+        image_service = self.mox.CreateMockAnything()
         context = object()
         filters = {'property-test': '3'}
-        image_service.index(
-            context, filters=filters).AndReturn([])
-        mocker.ReplayAll()
-        request = webob.Request.blank(
-            '/v1.1/images?property-test=3')
+        image_service.index(context, filters=filters).AndReturn([])
+        self.mox.ReplayAll()
+        request = webob.Request.blank('/v1.1/images?property-test=3')
+        request.environ['nova.context'] = context
+        controller = images.ControllerV11(image_service=image_service)
+        controller.index(request)
+        self.mox.VerifyAll()
+
+    def test_image_filter_server(self):
+        image_service = self.mox.CreateMockAnything()
+        context = object()
+        # 'server' should be converted to 'property-instance_ref'
+        filters = {'property-instance_ref': 'http://localhost:8774/servers/12'}
+        image_service.index(context, filters=filters).AndReturn([])
+        self.mox.ReplayAll()
+        request = webob.Request.blank('/v1.1/images?server='
+                                      'http://localhost:8774/servers/12')
+        request.environ['nova.context'] = context
+        controller = images.ControllerV11(image_service=image_service)
+        controller.index(request)
+        self.mox.VerifyAll()
+
+    def test_image_filter_changes_since(self):
+        image_service = self.mox.CreateMockAnything()
+        context = object()
+        filters = {'changes-since': '2011-01-24T17:08Z'}
+        image_service.index(context, filters=filters).AndReturn([])
+        self.mox.ReplayAll()
+        request = webob.Request.blank('/v1.1/images?changes-since='
+                                      '2011-01-24T17:08Z')
+        request.environ['nova.context'] = context
+        controller = images.ControllerV11(image_service=image_service)
+        controller.index(request)
+        self.mox.VerifyAll()
+
+    def test_image_filter_with_type(self):
+        image_service = self.mox.CreateMockAnything()
+        context = object()
+        filters = {'property-image_type': 'BASE'}
+        image_service.index(context, filters=filters).AndReturn([])
+        self.mox.ReplayAll()
+        request = webob.Request.blank('/v1.1/images?type=BASE')
         request.environ['nova.context'] = context
         controller = images.ControllerV11(image_service=image_service)
         controller.index(request)
-        mocker.VerifyAll()
+        self.mox.VerifyAll()
 
     def test_image_filter_not_supported(self):
-        mocker = mox.Mox()
-        image_service = mocker.CreateMockAnything()
+        image_service = self.mox.CreateMockAnything()
         context = object()
         filters = {'status': 'ACTIVE'}
-        image_service.index(
-            context, filters=filters).AndReturn([])
-        mocker.ReplayAll()
-        request = webob.Request.blank(
-            '/v1.1/images?status=ACTIVE&UNSUPPORTEDFILTER=testname')
+        image_service.detail(context, filters=filters).AndReturn([])
+        self.mox.ReplayAll()
+        request = webob.Request.blank('/v1.1/images?status=ACTIVE&'
+                                      'UNSUPPORTEDFILTER=testname')
         request.environ['nova.context'] = context
         controller = images.ControllerV11(image_service=image_service)
-        controller.index(request)
-        mocker.VerifyAll()
+        controller.detail(request)
+        self.mox.VerifyAll()
 
     def test_image_no_filters(self):
-        mocker = mox.Mox()
-        image_service = mocker.CreateMockAnything()
+        image_service = self.mox.CreateMockAnything()
         context = object()
         filters = {}
         image_service.index(
             context, filters=filters).AndReturn([])
-        mocker.ReplayAll()
+        self.mox.ReplayAll()
         request = webob.Request.blank(
             '/v1.1/images')
         request.environ['nova.context'] = context
         controller = images.ControllerV11(image_service=image_service)
         controller.index(request)
-        mocker.VerifyAll()
+        self.mox.VerifyAll()
 
     def test_image_detail_filter_with_name(self):
-        mocker = mox.Mox()
-        image_service = mocker.CreateMockAnything()
+        image_service = self.mox.CreateMockAnything()
         context = object()
         filters = {'name': 'testname'}
-        image_service.detail(
-            context, filters=filters).AndReturn([])
-        mocker.ReplayAll()
-        request = webob.Request.blank(
-            '/v1.1/images/detail?name=testname')
+        image_service.detail(context, filters=filters).AndReturn([])
+        self.mox.ReplayAll()
+        request = webob.Request.blank('/v1.1/images/detail?name=testname')
         request.environ['nova.context'] = context
         controller = images.ControllerV11(image_service=image_service)
         controller.detail(request)
-        mocker.VerifyAll()
+        self.mox.VerifyAll()
 
     def test_image_detail_filter_with_status(self):
-        mocker = mox.Mox()
-        image_service = mocker.CreateMockAnything()
+        image_service = self.mox.CreateMockAnything()
         context = object()
         filters = {'status': 'ACTIVE'}
-        image_service.detail(
-            context, filters=filters).AndReturn([])
-        mocker.ReplayAll()
-        request = webob.Request.blank(
-            '/v1.1/images/detail?status=ACTIVE')
+        image_service.detail(context, filters=filters).AndReturn([])
+        self.mox.ReplayAll()
+        request = webob.Request.blank('/v1.1/images/detail?status=ACTIVE')
         request.environ['nova.context'] = context
         controller = images.ControllerV11(image_service=image_service)
         controller.detail(request)
-        mocker.VerifyAll()
+        self.mox.VerifyAll()
 
     def test_image_detail_filter_with_property(self):
-        mocker = mox.Mox()
-        image_service = mocker.CreateMockAnything()
+        image_service = self.mox.CreateMockAnything()
         context = object()
         filters = {'property-test': '3'}
-        image_service.detail(
-            context, filters=filters).AndReturn([])
-        mocker.ReplayAll()
-        request = webob.Request.blank(
-            '/v1.1/images/detail?property-test=3')
+        image_service.detail(context, filters=filters).AndReturn([])
+        self.mox.ReplayAll()
+        request = webob.Request.blank('/v1.1/images/detail?property-test=3')
         request.environ['nova.context'] = context
         controller = images.ControllerV11(image_service=image_service)
         controller.detail(request)
-        mocker.VerifyAll()
+        self.mox.VerifyAll()
+
+    def test_image_detail_filter_server(self):
+        image_service = self.mox.CreateMockAnything()
+        context = object()
+        # 'server' should be converted to 'property-instance_ref'
+        filters = {'property-instance_ref': 'http://localhost:8774/servers/12'}
+        image_service.index(context, filters=filters).AndReturn([])
+        self.mox.ReplayAll()
+        request = webob.Request.blank('/v1.1/images/detail?server='
+                                      'http://localhost:8774/servers/12')
+        request.environ['nova.context'] = context
+        controller = images.ControllerV11(image_service=image_service)
+        controller.index(request)
+        self.mox.VerifyAll()
+
+    def test_image_detail_filter_changes_since(self):
+        image_service = self.mox.CreateMockAnything()
+        context = object()
+        filters = {'changes-since': '2011-01-24T17:08Z'}
+        image_service.index(context, filters=filters).AndReturn([])
+        self.mox.ReplayAll()
+        request = webob.Request.blank('/v1.1/images/detail?changes-since='
+                                      '2011-01-24T17:08Z')
+        request.environ['nova.context'] = context
+        controller = images.ControllerV11(image_service=image_service)
+        controller.index(request)
+        self.mox.VerifyAll()
+
+    def test_image_detail_filter_with_type(self):
+        image_service = self.mox.CreateMockAnything()
+        context = object()
+        filters = {'property-image_type': 'BASE'}
+        image_service.index(context, filters=filters).AndReturn([])
+        self.mox.ReplayAll()
+        request = webob.Request.blank('/v1.1/images/detail?type=BASE')
+        request.environ['nova.context'] = context
+        controller = images.ControllerV11(image_service=image_service)
+        controller.index(request)
+        self.mox.VerifyAll()
 
     def test_image_detail_filter_not_supported(self):
-        mocker = mox.Mox()
-        image_service = mocker.CreateMockAnything()
+        image_service = self.mox.CreateMockAnything()
         context = object()
         filters = {'status': 'ACTIVE'}
-        image_service.detail(
-            context, filters=filters).AndReturn([])
-        mocker.ReplayAll()
-        request = webob.Request.blank(
-            '/v1.1/images/detail?status=ACTIVE&UNSUPPORTEDFILTER=testname')
+        image_service.detail(context, filters=filters).AndReturn([])
+        self.mox.ReplayAll()
+        request = webob.Request.blank('/v1.1/images/detail?status=ACTIVE&'
+                                      'UNSUPPORTEDFILTER=testname')
         request.environ['nova.context'] = context
         controller = images.ControllerV11(image_service=image_service)
         controller.detail(request)
-        mocker.VerifyAll()
+        self.mox.VerifyAll()
 
     def test_image_detail_no_filters(self):
-        mocker = mox.Mox()
-        image_service = mocker.CreateMockAnything()
+        image_service = self.mox.CreateMockAnything()
         context = object()
         filters = {}
-        image_service.detail(
-            context, filters=filters).AndReturn([])
-        mocker.ReplayAll()
-        request = webob.Request.blank(
-            '/v1.1/images/detail')
+        image_service.detail(context, filters=filters).AndReturn([])
+        self.mox.ReplayAll()
+        request = webob.Request.blank('/v1.1/images/detail')
         request.environ['nova.context'] = context
         controller = images.ControllerV11(image_service=image_service)
         controller.detail(request)
-        mocker.VerifyAll()
+        self.mox.VerifyAll()
 
     def test_get_image_found(self):
         req = webob.Request.blank('/v1.0/images/123')
diff --git a/nova/tests/api/openstack/test_limits.py b/nova/tests/api/openstack/test_limits.py
index 76363450d..8a3fe681a 100644
--- a/nova/tests/api/openstack/test_limits.py
+++ b/nova/tests/api/openstack/test_limits.py
@@ -24,11 +24,12 @@ import stubout
 import time
 import unittest
 import webob
-
-from xml.dom.minidom import parseString
+from xml.dom import minidom
 
 import nova.context
 from nova.api.openstack import limits
+from nova.api.openstack import views
+from nova import test
 
 
 TEST_LIMITS = [
@@ -166,7 +167,7 @@ class LimitsControllerV10Test(BaseLimitTestSuite):
         request = self._get_index_request("application/xml")
         response = request.get_response(self.controller)
 
-        expected = parseString("""
+        expected = minidom.parseString("""
             <limits
                 xmlns="http://docs.rackspacecloud.com/servers/api/v1.0">
                 <rate/>
@@ -174,7 +175,7 @@ class LimitsControllerV10Test(BaseLimitTestSuite):
             </limits>
         """.replace("  ", ""))
 
-        body = parseString(response.body.replace("  ", ""))
+        body = minidom.parseString(response.body.replace("  ", ""))
 
         self.assertEqual(expected.toxml(), body.toxml())
 
@@ -184,7 +185,7 @@ class LimitsControllerV10Test(BaseLimitTestSuite):
         request = self._populate_limits(request)
         response = request.get_response(self.controller)
 
-        expected = parseString("""
+        expected = minidom.parseString("""
             <limits
                 xmlns="http://docs.rackspacecloud.com/servers/api/v1.0">
                 <rate>
@@ -196,7 +197,7 @@ class LimitsControllerV10Test(BaseLimitTestSuite):
                 <absolute/>
             </limits>
         """.replace("  ", ""))
-        body = parseString(response.body.replace("  ", ""))
+        body = minidom.parseString(response.body.replace("  ", ""))
 
         self.assertEqual(expected.toxml(), body.toxml())
 
@@ -210,6 +211,7 @@ class LimitsControllerV11Test(BaseLimitTestSuite):
         """Run before each test."""
         BaseLimitTestSuite.setUp(self)
         self.controller = limits.create_resource('1.1')
+        self.maxDiff = None
 
     def _get_index_request(self, accept_header="application/json"):
         """Helper to set routing arguments."""
@@ -266,14 +268,14 @@ class LimitsControllerV11Test(BaseLimitTestSuite):
                         "limit": [
                             {
                                 "verb": "GET",
-                                "next-available": 0,
+                                "next-available": "1970-01-01T00:00:00Z",
                                 "unit": "MINUTE",
                                 "value": 10,
                                 "remaining": 10,
                             },
                             {
                                 "verb": "POST",
-                                "next-available": 0,
+                                "next-available": "1970-01-01T00:00:00Z",
                                 "unit": "HOUR",
                                 "value": 5,
                                 "remaining": 5,
@@ -286,7 +288,7 @@ class LimitsControllerV11Test(BaseLimitTestSuite):
                         "limit": [
                             {
                                 "verb": "GET",
-                                "next-available": 0,
+                                "next-available": "1970-01-01T00:00:00Z",
                                 "unit": "MINUTE",
                                 "value": 5,
                                 "remaining": 5,
@@ -328,7 +330,7 @@ class LimitsControllerV11Test(BaseLimitTestSuite):
                         "limit": [
                             {
                                 "verb": "GET",
-                                "next-available": 0,
+                                "next-available": "1970-01-01T00:00:00Z",
                                 "unit": "MINUTE",
                                 "value": 10,
                                 "remaining": 10,
@@ -341,7 +343,7 @@ class LimitsControllerV11Test(BaseLimitTestSuite):
                         "limit": [
                             {
                                 "verb": "GET",
-                                "next-available": 0,
+                                "next-available": "1970-01-01T00:00:00Z",
                                 "unit": "MINUTE",
                                 "value": 10,
                                 "remaining": 10,
@@ -458,7 +460,7 @@ class LimitMiddlewareTest(BaseLimitTestSuite):
         response = request.get_response(self.app)
         self.assertEqual(response.status_int, 403)
 
-        root = parseString(response.body).childNodes[0]
+        root = minidom.parseString(response.body).childNodes[0]
         expected = "Only 1 GET request(s) can be made to * every minute."
 
         details = root.getElementsByTagName("details")
@@ -904,3 +906,195 @@ class WsgiLimiterProxyTest(BaseLimitTestSuite):
             "made to /delayed every minute.")
 
         self.assertEqual((delay, error), expected)
+
+
+class LimitsViewBuilderV11Test(test.TestCase):
+
+    def setUp(self):
+        self.view_builder = views.limits.ViewBuilderV11()
+        self.rate_limits = [
+            {
+                "URI": "*",
+                "regex": ".*",
+                "value": 10,
+                "verb": "POST",
+                "remaining": 2,
+                "unit": "MINUTE",
+                "resetTime": 1311272226
+            },
+            {
+                "URI": "*/servers",
+                "regex": "^/servers",
+                "value": 50,
+                "verb": "POST",
+                "remaining": 10,
+                "unit": "DAY",
+                "resetTime": 1311272226
+            },
+        ]
+        self.absolute_limits = {
+            "metadata_items": 1,
+            "injected_files": 5,
+            "injected_file_content_bytes": 5,
+        }
+
+    def tearDown(self):
+        pass
+
+    def test_build_limits(self):
+        expected_limits = {
+            "limits": {
+                "rate": [
+                    {
+                        "uri": "*",
+                        "regex": ".*",
+                        "limit": [
+                            {
+                                "value": 10,
+                                "verb": "POST",
+                                "remaining": 2,
+                                "unit": "MINUTE",
+                                "next-available": "2011-07-21T18:17:06Z"
+                            },
+                        ]
+                    },
+                    {
+                        "uri": "*/servers",
+                        "regex": "^/servers",
+                        "limit": [
+                            {
+                                "value": 50,
+                                "verb": "POST",
+                                "remaining": 10,
+                                "unit": "DAY",
+                                "next-available": "2011-07-21T18:17:06Z"
+                            },
+                        ]
+                    },
+                ],
+                "absolute": {
+                    "maxServerMeta": 1,
+                    "maxImageMeta": 1,
+                    "maxPersonality": 5,
+                    "maxPersonalitySize": 5
+                }
+            }
+        }
+
+        output = self.view_builder.build(self.rate_limits,
+                                         self.absolute_limits)
+        self.assertDictMatch(output, expected_limits)
+
+    def test_build_limits_empty_limits(self):
+        expected_limits = {
+            "limits": {
+                "rate": [],
+                "absolute": {}
+            }
+        }
+
+        abs_limits = {}
+        rate_limits = []
+        output = self.view_builder.build(rate_limits, abs_limits)
+        self.assertDictMatch(output, expected_limits)
+
+
+class LimitsXMLSerializationTest(test.TestCase):
+
+    def setUp(self):
+        self.maxDiff = None
+
+    def tearDown(self):
+        pass
+
+    def test_index(self):
+        serializer = limits.LimitsXMLSerializer()
+
+        fixture = {
+            "limits": {
+                "rate": [
+                    {
+                        "uri": "*",
+                        "regex": ".*",
+                        "limit": [
+                            {
+                                "value": 10,
+                                "verb": "POST",
+                                "remaining": 2,
+                                "unit": "MINUTE",
+                                "next-available": "2011-12-15T22:42:45Z"
+                            },
+                        ]
+                    },
+                    {
+                        "uri": "*/servers",
+                        "regex": "^/servers",
+                        "limit": [
+                            {
+                                "value": 50,
+                                "verb": "POST",
+                                "remaining": 10,
+                                "unit": "DAY",
+                                "next-available": "2011-12-15T22:42:45Z"
+                            },
+                        ]
+                    },
+                ],
+                "absolute": {
+                    "maxServerMeta": 1,
+                    "maxImageMeta": 1,
+                    "maxPersonality": 5,
+                    "maxPersonalitySize": 10240
+                }
+            }
+        }
+
+        output = serializer.serialize(fixture, 'index')
+        actual = minidom.parseString(output.replace("  ", ""))
+
+        expected = minidom.parseString("""
+        <limits xmlns="http://docs.openstack.org/compute/api/v1.1">
+            <rates>
+                <rate uri="*" regex=".*">
+                    <limit value="10" verb="POST" remaining="2"
+                        unit="MINUTE"
+                        next-available="2011-12-15T22:42:45Z"/>
+                </rate>
+                <rate uri="*/servers" regex="^/servers">
+                    <limit value="50" verb="POST" remaining="10"
+                        unit="DAY"
+                        next-available="2011-12-15T22:42:45Z"/>
+                </rate>
+            </rates>
+            <absolute>
+                <limit name="maxServerMeta" value="1"/>
+                <limit name="maxPersonality" value="5"/>
+                <limit name="maxImageMeta" value="1"/>
+                <limit name="maxPersonalitySize" value="10240"/>
+            </absolute>
+        </limits>
+        """.replace("  ", ""))
+
+        self.assertEqual(expected.toxml(), actual.toxml())
+
+    def test_index_no_limits(self):
+        serializer = limits.LimitsXMLSerializer()
+
+        fixture = {
+            "limits": {
+                "rate": [],
+                "absolute": {}
+            }
+        }
+
+        output = serializer.serialize(fixture, 'index')
+        actual = minidom.parseString(output.replace("  ", ""))
+
+        expected = minidom.parseString("""
+        <limits xmlns="http://docs.openstack.org/compute/api/v1.1">
+            <rates />
+            <absolute />
+        </limits>
+        """.replace("  ", ""))
+
+        self.assertEqual(expected.toxml(), actual.toxml())
diff --git a/nova/tests/api/openstack/test_servers.py b/nova/tests/api/openstack/test_servers.py
index 7b048507e..4ca79434f 100644
--- a/nova/tests/api/openstack/test_servers.py
+++ b/nova/tests/api/openstack/test_servers.py
@@ -30,8 +30,9 @@ from nova import flags
 from nova import test
 from nova import utils
 import nova.api.openstack
-from nova.api.openstack import servers
 from nova.api.openstack import create_instance_helper
+from nova.api.openstack import servers
+from nova.api.openstack import wsgi
 import nova.compute.api
 from nova.compute import instance_types
 from nova.compute import power_state
@@ -77,16 +78,16 @@ def return_virtual_interface_instance_nonexistant(interfaces):
     return _return_virtual_interface_by_instance
 
 
-def return_server_with_addresses(private, public):
+def return_server_with_attributes(**kwargs):
     def _return_server(context, id):
-        return stub_instance(id, private_address=private,
-                             public_addresses=public)
+        return stub_instance(id, **kwargs)
     return _return_server
 
 
-def return_server_with_interfaces(interfaces):
+def return_server_with_addresses(private, public):
     def _return_server(context, id):
-        return stub_instance(id, interfaces=interfaces)
+        return stub_instance(id, private_address=private,
+                             public_addresses=public)
     return _return_server
 
 
@@ -148,14 +149,15 @@ def instance_addresses(context, instance_id):
 
 def stub_instance(id, user_id=1, private_address=None, public_addresses=None,
                   host=None, power_state=0, reservation_id="",
-                  uuid=FAKE_UUID, interfaces=None):
+                  uuid=FAKE_UUID, image_ref="10", flavor_id="1",
+                  interfaces=None):
     metadata = []
     metadata.append(InstanceMetadata(key='seq', value=id))
 
     if interfaces is None:
         interfaces = []
 
-    inst_type = instance_types.get_instance_type_by_flavor_id(1)
+    inst_type = instance_types.get_instance_type_by_flavor_id(int(flavor_id))
 
     if public_addresses is None:
         public_addresses = list()
@@ -170,10 +172,12 @@ def stub_instance(id, user_id=1, private_address=None, public_addresses=None,
 
     instance = {
         "id": int(id),
+        "created_at": "2010-10-10T12:00:00Z",
+        "updated_at": "2010-11-11T11:00:00Z",
         "admin_pass": "",
         "user_id": user_id,
         "project_id": "",
-        "image_ref": "10",
+        "image_ref": image_ref,
         "kernel_id": "",
         "ramdisk_id": "",
         "launch_index": 0,
@@ -229,6 +233,7 @@ class MockSetAdminPassword(object):
 class ServersTest(test.TestCase):
 
     def setUp(self):
+        self.maxDiff = None
         super(ServersTest, self).setUp()
         self.stubs = stubout.StubOutForTesting()
         fakes.FakeAuthManager.reset_fake_data()
@@ -305,24 +310,274 @@ class ServersTest(test.TestCase):
         self.assertEqual(res_dict['server']['name'], 'server1')
 
     def test_get_server_by_id_v1_1(self):
+        image_bookmark = "http://localhost/images/10"
+        flavor_ref = "http://localhost/v1.1/flavors/1"
+        flavor_id = "1"
+        flavor_bookmark = "http://localhost/flavors/1"
+
+        public_ip = '192.168.0.3'
+        private_ip = '172.19.0.1'
+        interfaces = [
+            {
+                'network': {'label': 'public'},
+                'fixed_ips': [
+                    {'address': public_ip},
+                ],
+            },
+            {
+                'network': {'label': 'private'},
+                'fixed_ips': [
+                    {'address': private_ip},
+                ],
+            },
+        ]
+        new_return_server = return_server_with_attributes(
+            interfaces=interfaces)
+        self.stubs.Set(nova.db.api, 'instance_get', new_return_server)
+
         req = webob.Request.blank('/v1.1/servers/1')
         res = req.get_response(fakes.wsgi_app())
         res_dict = json.loads(res.body)
-        self.assertEqual(res_dict['server']['id'], 1)
-        self.assertEqual(res_dict['server']['name'], 'server1')
+        expected_server = {
+            "server": {
+                "id": 1,
+                "uuid": FAKE_UUID,
+                "updated": "2010-11-11T11:00:00Z",
+                "created": "2010-10-10T12:00:00Z",
+                "progress": 0,
+                "name": "server1",
+                "status": "BUILD",
+                "hostId": '',
+                "image": {
+                    "id": "10",
+                    "links": [
+                        {
+                            "rel": "bookmark",
+                            "href": image_bookmark,
+                        },
+                    ],
+                },
+                "flavor": {
+                    "id": "1",
+                  "links": [
+                                            {
+                          "rel": "bookmark",
+                          "href": flavor_bookmark,
+                      },
+                  ],
+                },
+                "addresses": {
+                    "public": [
+                        {
+                            "version": 4,
+                            "addr": public_ip,
+                        },
+                    ],
+                    "private": [
+                        {
+                            "version": 4,
+                            "addr": private_ip,
+                        },
+                    ],
+                },
+                "metadata": {
+                    "seq": "1",
+                },
+                "links": [
+                    {
+                        "rel": "self",
+                        #FIXME(wwolf) Do we want the links to be id or uuid?
+                        "href": "http://localhost/v1.1/servers/1",
+                    },
+                    {
+                        "rel": "bookmark",
+                        "href": "http://localhost/servers/1",
+                    },
+                ],
+            }
+        }
 
-        expected_links = [
+        self.assertDictMatch(res_dict, expected_server)
+
+    def test_get_server_with_active_status_by_id_v1_1(self):
+        image_bookmark = "http://localhost/images/10"
+        flavor_ref = "http://localhost/v1.1/flavors/1"
+        flavor_id = "1"
+        flavor_bookmark = "http://localhost/flavors/1"
+        private_ip = "192.168.0.3"
+        public_ip = "1.2.3.4"
+
+        interfaces = [
+            {
+                'network': {'label': 'public'},
+                'fixed_ips': [
+                    {'address': public_ip},
+                ],
+            },
+            {
+                'network': {'label': 'private'},
+                'fixed_ips': [
+                    {'address': private_ip},
+                ],
+            },
+        ]
+        new_return_server = return_server_with_attributes(
+            interfaces=interfaces, power_state=1)
+        self.stubs.Set(nova.db.api, 'instance_get', new_return_server)
+
+        req = webob.Request.blank('/v1.1/servers/1')
+        res = req.get_response(fakes.wsgi_app())
+        res_dict = json.loads(res.body)
+        expected_server = {
+            "server": {
+                "id": 1,
+                "uuid": FAKE_UUID,
+                "updated": "2010-11-11T11:00:00Z",
+                "created": "2010-10-10T12:00:00Z",
+                "progress": 100,
+                "name": "server1",
+                "status": "ACTIVE",
+                "hostId": '',
+                "image": {
+                    "id": "10",
+                    "links": [
+                        {
+                            "rel": "bookmark",
+                            "href": image_bookmark,
+                        },
+                    ],
+                },
+                "flavor": {
+                    "id": "1",
+                  "links": [
+                      {
+                          "rel": "bookmark",
+                          "href": flavor_bookmark,
+                      },
+                  ],
+                },
+                "addresses": {
+                    "public": [
+                        {
+                            "version": 4,
+                            "addr": public_ip,
+                        },
+                    ],
+                    "private": [
+                        {
+                            "version": 4,
+                            "addr": private_ip,
+                        },
+                    ],
+                },
+                "metadata": {
+                    "seq": "1",
+                },
+                "links": [
+                    {
+                        "rel": "self",
+                        "href": "http://localhost/v1.1/servers/1",
+                    },
+                    {
+                        "rel": "bookmark",
+                        "href": "http://localhost/servers/1",
+                    },
+                ],
+            }
+        }
+
+        self.assertDictMatch(res_dict, expected_server)
+
+    def test_get_server_with_id_image_ref_by_id_v1_1(self):
+        image_ref = "10"
+        image_bookmark = "http://localhost/images/10"
+        flavor_ref = "http://localhost/v1.1/flavors/1"
+        flavor_id = "1"
+        flavor_bookmark = "http://localhost/flavors/1"
+        private_ip = "192.168.0.3"
+        public_ip = "1.2.3.4"
+
+        interfaces = [
             {
-                "rel": "self",
-                "href": "http://localhost/v1.1/servers/1",
+                'network': {'label': 'public'},
+                'fixed_ips': [
+                    {'address': public_ip},
+                ],
             },
             {
-                "rel": "bookmark",
-                "href": "http://localhost/servers/1",
+                'network': {'label': 'private'},
+                'fixed_ips': [
+                    {'address': private_ip},
+                ],
             },
         ]
+        new_return_server = return_server_with_attributes(
+            interfaces=interfaces, power_state=1, image_ref=image_ref,
+            flavor_id=flavor_id)
+        self.stubs.Set(nova.db.api, 'instance_get', new_return_server)
+
+        req = webob.Request.blank('/v1.1/servers/1')
+        res = req.get_response(fakes.wsgi_app())
+        res_dict = json.loads(res.body)
+        expected_server = {
+            "server": {
+                "id": 1,
+                "uuid": FAKE_UUID,
+                "updated": "2010-11-11T11:00:00Z",
+                "created": "2010-10-10T12:00:00Z",
+                "progress": 100,
+                "name": "server1",
+                "status": "ACTIVE",
+                "hostId": '',
+                "image": {
+                    "id": "10",
+                    "links": [
+                        {
+                            "rel": "bookmark",
+                            "href": image_bookmark,
+                        },
+                    ],
+                },
+                "flavor": {
+                    "id": "1",
+                  "links": [
+                      {
+                          "rel": "bookmark",
+                          "href": flavor_bookmark,
+                      },
+                  ],
+                },
+                "addresses": {
+                    "public": [
+                        {
+                            "version": 4,
+                            "addr": public_ip,
+                        },
+                    ],
+                    "private": [
+                        {
+                            "version": 4,
+                            "addr": private_ip,
+                        },
+                    ],
+                },
+                "metadata": {
+                    "seq": "1",
+                },
+                "links": [
+                    {
+                        "rel": "self",
+                        "href": "http://localhost/v1.1/servers/1",
+                    },
+                    {
+                        "rel": "bookmark",
+                        "href": "http://localhost/servers/1",
+                    },
+                ],
+            }
+        }
 
-        self.assertEqual(res_dict['server']['links'], expected_links)
+        self.assertDictMatch(res_dict, expected_server)
 
     def test_get_server_by_id_with_addresses_xml(self):
         private = "192.168.0.3"
@@ -439,6 +694,51 @@ class ServersTest(test.TestCase):
         self.assertEquals(ip.getAttribute('addr'), private)
 
     def test_get_server_by_id_with_addresses_v1_1(self):
+        FLAGS.use_ipv6 = True
+        interfaces = [
+            {
+                'network': {'label': 'network_1'},
+                'fixed_ips': [
+                    {'address': '192.168.0.3'},
+                    {'address': '192.168.0.4'},
+                ],
+            },
+            {
+                'network': {'label': 'network_2'},
+                'fixed_ips': [
+                    {'address': '172.19.0.1'},
+                    {'address': '172.19.0.2'},
+                ],
+                'fixed_ipv6': '2001:4860::12',
+            },
+        ]
+        new_return_server = return_server_with_attributes(
+            interfaces=interfaces)
+        self.stubs.Set(nova.db.api, 'instance_get', new_return_server)
+
+        req = webob.Request.blank('/v1.1/servers/1')
+        res = req.get_response(fakes.wsgi_app())
+
+        res_dict = json.loads(res.body)
+        self.assertEqual(res_dict['server']['id'], 1)
+        self.assertEqual(res_dict['server']['name'], 'server1')
+        addresses = res_dict['server']['addresses']
+        expected = {
+            'network_1': [
+                {'addr': '192.168.0.3', 'version': 4},
+                {'addr': '192.168.0.4', 'version': 4},
+            ],
+            'network_2': [
+                {'addr': '172.19.0.1', 'version': 4},
+                {'addr': '172.19.0.2', 'version': 4},
+                {'addr': '2001:4860::12', 'version': 6},
+            ],
+        }
+
+        self.assertEqual(addresses, expected)
+
+    def test_get_server_by_id_with_addresses_v1_1_ipv6_disabled(self):
+        FLAGS.use_ipv6 = False
         interfaces = [
             {
                 'network': {'label': 'network_1'},
@@ -453,9 +753,11 @@ class ServersTest(test.TestCase):
                     {'address': '172.19.0.1'},
                     {'address': '172.19.0.2'},
                 ],
+                'fixed_ipv6': '2001:4860::12',
             },
         ]
-        new_return_server = return_server_with_interfaces(interfaces)
+        new_return_server = return_server_with_attributes(
+            interfaces=interfaces)
         self.stubs.Set(nova.db.api, 'instance_get', new_return_server)
 
         req = webob.Request.blank('/v1.1/servers/1')
@@ -479,6 +781,7 @@ class ServersTest(test.TestCase):
         self.assertEqual(addresses, expected)
 
     def test_get_server_addresses_v1_1(self):
+        FLAGS.use_ipv6 = True
         interfaces = [
             {
                 'network': {'label': 'network_1'},
@@ -498,6 +801,7 @@ class ServersTest(test.TestCase):
                     },
                     {'address': '172.19.0.2'},
                 ],
+                'fixed_ipv6': '2001:4860::12',
             },
         ]
 
@@ -520,6 +824,7 @@ class ServersTest(test.TestCase):
                     {'version': 4, 'addr': '172.19.0.1'},
                     {'version': 4, 'addr': '1.2.3.4'},
                     {'version': 4, 'addr': '172.19.0.2'},
+                    {'version': 6, 'addr': '2001:4860::12'},
                 ],
             },
         }
@@ -527,6 +832,7 @@ class ServersTest(test.TestCase):
         self.assertEqual(res_dict, expected)
 
     def test_get_server_addresses_single_network_v1_1(self):
+        FLAGS.use_ipv6 = True
         interfaces = [
             {
                 'network': {'label': 'network_1'},
@@ -546,6 +852,7 @@ class ServersTest(test.TestCase):
                     },
                     {'address': '172.19.0.2'},
                 ],
+                'fixed_ipv6': '2001:4860::12',
             },
         ]
         _return_vifs = return_virtual_interface_by_instance(interfaces)
@@ -562,6 +869,7 @@ class ServersTest(test.TestCase):
                 {'version': 4, 'addr': '172.19.0.1'},
                 {'version': 4, 'addr': '1.2.3.4'},
                 {'version': 4, 'addr': '172.19.0.2'},
+                {'version': 6, 'addr': '2001:4860::12'},
             ],
         }
         self.assertEqual(res_dict, expected)
@@ -657,20 +965,20 @@ class ServersTest(test.TestCase):
         for i, s in enumerate(res_dict['servers']):
             self.assertEqual(s['id'], i)
             self.assertEqual(s['name'], 'server%d' % i)
-            self.assertEqual(s.get('imageId', None), None)
+            self.assertEqual(s.get('image', None), None)
 
             expected_links = [
-            {
-                "rel": "self",
-                "href": "http://localhost/v1.1/servers/%d" % (i,),
-            },
-            {
-                "rel": "bookmark",
-                "href": "http://localhost/servers/%d" % (i,),
-            },
-        ]
+                {
+                    "rel": "self",
+                    "href": "http://localhost/v1.1/servers/%s" % s['id'],
+                },
+                {
+                    "rel": "bookmark",
+                    "href": "http://localhost/servers/%s" % s['id'],
+                },
+            ]
 
-        self.assertEqual(s['links'], expected_links)
+            self.assertEqual(s['links'], expected_links)
 
     def test_get_servers_with_limit(self):
         req = webob.Request.blank('/v1.0/servers?limit=3')
@@ -716,13 +1024,13 @@ class ServersTest(test.TestCase):
         req = webob.Request.blank('/v1.1/servers?marker=2')
         res = req.get_response(fakes.wsgi_app())
         servers = json.loads(res.body)['servers']
-        self.assertEqual([s['id'] for s in servers], [3, 4])
+        self.assertEqual([s['name'] for s in servers], ["server3", "server4"])
 
     def test_get_servers_with_limit_and_marker(self):
         req = webob.Request.blank('/v1.1/servers?limit=2&marker=1')
         res = req.get_response(fakes.wsgi_app())
         servers = json.loads(res.body)['servers']
-        self.assertEqual([s['id'] for s in servers], [2, 3])
+        self.assertEqual([s['name'] for s in servers], ['server2', 'server3'])
 
     def test_get_servers_with_bad_marker(self):
         req = webob.Request.blank('/v1.1/servers?limit=2&marker=asdf')
@@ -733,8 +1041,16 @@ class ServersTest(test.TestCase):
     def _setup_for_create_instance(self):
         """Shared implementation for tests below that create instance"""
         def instance_create(context, inst):
-            return {'id': 1, 'display_name': 'server_test',
-                    'uuid': FAKE_UUID}
+            inst_type = instance_types.get_instance_type_by_flavor_id(3)
+            image_ref = 'http://localhost/images/2'
+            return {'id': 1,
+                    'display_name': 'server_test',
+                    'uuid': FAKE_UUID,
+                    'instance_type': dict(inst_type),
+                    'image_ref': image_ref,
+                    'created_at': '2010-10-10T12:00:00Z',
+                    'updated_at': '2010-11-11T11:00:00Z',
+                   }
 
         def server_update(context, id, params):
             return instance_create(context, id)
@@ -896,6 +1212,18 @@ class ServersTest(test.TestCase):
         res = req.get_response(fakes.wsgi_app())
         self.assertEqual(res.status_int, 400)
 
+    def test_create_instance_no_server_entity(self):
+        self._setup_for_create_instance()
+
+        body = {}
+
+        req = webob.Request.blank('/v1.0/servers')
+        req.method = 'POST'
+        req.body = json.dumps(body)
+        req.headers["content-type"] = "application/json"
+        res = req.get_response(fakes.wsgi_app())
+        self.assertEqual(res.status_int, 422)
+
     def test_create_instance_whitespace_name(self):
         self._setup_for_create_instance()
 
@@ -922,8 +1250,26 @@ class ServersTest(test.TestCase):
     def test_create_instance_v1_1(self):
         self._setup_for_create_instance()
 
-        image_href = 'http://localhost/v1.1/images/2'
-        flavor_ref = 'http://localhost/v1.1/flavors/3'
+        image_href = 'http://localhost/images/2'
+        flavor_ref = 'http://localhost/flavors/3'
+        expected_flavor = {
+            "id": "3",
+            "links": [
+                {
+                    "rel": "bookmark",
+                    "href": 'http://localhost/flavors/3',
+                },
+            ],
+        }
+        expected_image = {
+            "id": "2",
+            "links": [
+                {
+                    "rel": "bookmark",
+                    "href": 'http://localhost/images/2',
+                },
+            ],
+        }
         body = {
             'server': {
                 'name': 'server_test',
@@ -948,9 +1294,42 @@ class ServersTest(test.TestCase):
         server = json.loads(res.body)['server']
         self.assertEqual(16, len(server['adminPass']))
         self.assertEqual('server_test', server['name'])
-        self.assertEqual(1, server['id'])
-        self.assertEqual(flavor_ref, server['flavorRef'])
-        self.assertEqual(image_href, server['imageRef'])
+        self.assertEqual(expected_flavor, server['flavor'])
+        self.assertEqual(expected_image, server['image'])
+        self.assertEqual(res.status_int, 200)
+        #self.assertEqual(1, server['id'])
+
+    def test_create_instance_v1_1_invalid_flavor_href(self):
+        self._setup_for_create_instance()
+
+        image_href = 'http://localhost/v1.1/images/2'
+        flavor_ref = 'http://localhost/v1.1/flavors/asdf'
+        body = dict(server=dict(
+            name='server_test', imageRef=image_href, flavorRef=flavor_ref,
+            metadata={'hello': 'world', 'open': 'stack'},
+            personality={}))
+        req = webob.Request.blank('/v1.1/servers')
+        req.method = 'POST'
+        req.body = json.dumps(body)
+        req.headers["content-type"] = "application/json"
+        res = req.get_response(fakes.wsgi_app())
+        self.assertEqual(res.status_int, 400)
+
+    def test_create_instance_v1_1_bad_flavor_href(self):
+        self._setup_for_create_instance()
+
+        image_href = 'http://localhost/v1.1/images/2'
+        flavor_ref = 'http://localhost/v1.1/flavors/17'
+        body = dict(server=dict(
+            name='server_test', imageRef=image_href, flavorRef=flavor_ref,
+            metadata={'hello': 'world', 'open': 'stack'},
+            personality={}))
+        req = webob.Request.blank('/v1.1/servers')
+        req.method = 'POST'
+        req.body = json.dumps(body)
+        req.headers["content-type"] = "application/json"
+        res = req.get_response(fakes.wsgi_app())
+        self.assertEqual(res.status_int, 400)
 
     def test_create_instance_v1_1_bad_href(self):
         self._setup_for_create_instance()
@@ -971,8 +1350,26 @@ class ServersTest(test.TestCase):
     def test_create_instance_v1_1_local_href(self):
         self._setup_for_create_instance()
 
-        image_id = 2
-        flavor_ref = 'http://localhost/v1.1/flavors/3'
+        image_id = "2"
+        flavor_ref = 'http://localhost/flavors/3'
+        expected_flavor = {
+            "id": "3",
+            "links": [
+                {
+                    "rel": "bookmark",
+                    "href": 'http://localhost/flavors/3',
+                },
+            ],
+        }
+        expected_image = {
+            "id": "2",
+            "links": [
+                {
+                    "rel": "bookmark",
+                    "href": 'http://localhost/images/2',
+                },
+            ],
+        }
         body = {
             'server': {
                 'name': 'server_test',
@@ -989,9 +1386,8 @@ class ServersTest(test.TestCase):
         res = req.get_response(fakes.wsgi_app())
 
         server = json.loads(res.body)['server']
-        self.assertEqual(1, server['id'])
-        self.assertEqual(flavor_ref, server['flavorRef'])
-        self.assertEqual(image_id, server['imageRef'])
+        self.assertEqual(expected_flavor, server['flavor'])
+        self.assertEqual(expected_image, server['image'])
         self.assertEqual(res.status_int, 200)
 
     def test_create_instance_with_admin_pass_v1_0(self):
@@ -1216,6 +1612,24 @@ class ServersTest(test.TestCase):
             self.assertEqual(s['metadata']['seq'], str(i))
 
     def test_get_all_server_details_v1_1(self):
+        expected_flavor = {
+            "id": "1",
+            "links": [
+                {
+                    "rel": "bookmark",
+                    "href": 'http://localhost/flavors/1',
+                },
+            ],
+        }
+        expected_image = {
+            "id": "10",
+            "links": [
+                {
+                    "rel": "bookmark",
+                    "href": 'http://localhost/images/10',
+                },
+            ],
+        }
         req = webob.Request.blank('/v1.1/servers/detail')
         res = req.get_response(fakes.wsgi_app())
         res_dict = json.loads(res.body)
@@ -1224,8 +1638,8 @@ class ServersTest(test.TestCase):
             self.assertEqual(s['id'], i)
             self.assertEqual(s['hostId'], '')
             self.assertEqual(s['name'], 'server%d' % i)
-            self.assertEqual(s['imageRef'], 10)
-            self.assertEqual(s['flavorRef'], 'http://localhost/v1.1/flavors/1')
+            self.assertEqual(s['image'], expected_image)
+            self.assertEqual(s['flavor'], expected_flavor)
             self.assertEqual(s['status'], 'BUILD')
             self.assertEqual(s['metadata']['seq'], str(i))
 
@@ -1717,7 +2131,7 @@ class ServersTest(test.TestCase):
         self.stubs.Set(nova.compute.api.API, 'resize', resize_mock)
 
         res = req.get_response(fakes.wsgi_app())
-        self.assertEqual(res.status_int, 400)
+        self.assertEqual(res.status_int, 500)
 
     def test_resized_server_has_correct_status(self):
         req = self.webreq('/1', 'GET')
@@ -2115,6 +2529,62 @@ b25zLiINCg0KLVJpY2hhcmQgQmFjaA==""",
                           "http://localhost:8774/v1.1/images/1")
 
 
+class TextAddressesXMLSerialization(test.TestCase):
+
+    serializer = nova.api.openstack.ips.IPXMLSerializer()
+
+    def test_show(self):
+        fixture = {
+            'network_2': [
+                {'addr': '192.168.0.1', 'version': 4},
+                {'addr': 'fe80::beef', 'version': 6},
+            ],
+        }
+        output = self.serializer.serialize(fixture, 'show')
+        actual = minidom.parseString(output.replace("  ", ""))
+
+        expected = minidom.parseString("""
+            <network xmlns="http://docs.openstack.org/compute/api/v1.1"
+                     id="network_2">
+                <ip version="4" addr="192.168.0.1"/>
+                <ip version="6" addr="fe80::beef"/>
+            </network>
+        """.replace("  ", ""))
+
+        self.assertEqual(expected.toxml(), actual.toxml())
+
+    def test_index(self):
+        fixture = {
+            'addresses': {
+                'network_1': [
+                    {'addr': '192.168.0.3', 'version': 4},
+                    {'addr': '192.168.0.5', 'version': 4},
+                ],
+                'network_2': [
+                    {'addr': '192.168.0.1', 'version': 4},
+                    {'addr': 'fe80::beef', 'version': 6},
+                ],
+            },
+        }
+        output = self.serializer.serialize(fixture, 'index')
+        actual = minidom.parseString(output.replace("  ", ""))
+
+        expected = minidom.parseString("""
+            <addresses xmlns="http://docs.openstack.org/compute/api/v1.1">
+                <network id="network_2">
+                    <ip version="4" addr="192.168.0.1"/>
+                    <ip version="6" addr="fe80::beef"/>
+                </network>
+                <network id="network_1">
+                    <ip version="4" addr="192.168.0.3"/>
+                    <ip version="4" addr="192.168.0.5"/>
+                </network>
+            </addresses>
+        """.replace("  ", ""))
+
+        self.assertEqual(expected.toxml(), actual.toxml())
+
+
 class TestServerInstanceCreation(test.TestCase):
 
     def setUp(self):
@@ -2417,3 +2887,249 @@ class TestGetKernelRamdiskFromImage(test.TestCase):
         kernel_id, ramdisk_id = create_instance_helper.CreateInstanceHelper. \
                                 _do_get_kernel_ramdisk_from_image(image_meta)
         return kernel_id, ramdisk_id
+
+
+class ServersViewBuilderV11Test(test.TestCase):
+
+    def setUp(self):
+        self.instance = self._get_instance()
+        self.view_builder = self._get_view_builder()
+
+    def tearDown(self):
+        pass
+
+    def _get_instance(self):
+        instance = {
+            "id": 1,
+            "created_at": "2010-10-10T12:00:00Z",
+            "updated_at": "2010-11-11T11:00:00Z",
+            "admin_pass": "",
+            "user_id": "",
+            "project_id": "",
+            "image_ref": "5",
+            "kernel_id": "",
+            "ramdisk_id": "",
+            "launch_index": 0,
+            "key_name": "",
+            "key_data": "",
+            "state": 0,
+            "state_description": "",
+            "memory_mb": 0,
+            "vcpus": 0,
+            "local_gb": 0,
+            "hostname": "",
+            "host": "",
+            "instance_type": {
+               "flavorid": 1,
+            },
+            "user_data": "",
+            "reservation_id": "",
+            "mac_address": "",
+            "scheduled_at": utils.utcnow(),
+            "launched_at": utils.utcnow(),
+            "terminated_at": utils.utcnow(),
+            "availability_zone": "",
+            "display_name": "test_server",
+            "display_description": "",
+            "locked": False,
+            "metadata": [],
+            #"address": ,
+            #"floating_ips": [{"address":ip} for ip in public_addresses]}
+            "uuid": "deadbeef-feed-edee-beef-d0ea7beefedd"}
+
+        return instance
+
+    def _get_view_builder(self):
+        base_url = "http://localhost/v1.1"
+        views = nova.api.openstack.views
+        address_builder = views.addresses.ViewBuilderV11()
+        flavor_builder = views.flavors.ViewBuilderV11(base_url)
+        image_builder = views.images.ViewBuilderV11(base_url)
+
+        view_builder = nova.api.openstack.views.servers.ViewBuilderV11(
+            address_builder,
+            flavor_builder,
+            image_builder,
+            base_url
+            )
+        return view_builder
+
+    def test_build_server(self):
+        expected_server = {
+            "server": {
+                "id": 1,
+                "uuid": self.instance['uuid'],
+                "name": "test_server",
+                "links": [
+                    {
+                        "rel": "self",
+                        "href": "http://localhost/v1.1/servers/1",
+                    },
+                    {
+                        "rel": "bookmark",
+                        "href": "http://localhost/servers/1",
+                    },
+                ],
+            }
+        }
+
+        output = self.view_builder.build(self.instance, False)
+        self.assertDictMatch(output, expected_server)
+
+    def test_build_server_detail(self):
+        image_bookmark = "http://localhost/images/5"
+        flavor_bookmark = "http://localhost/flavors/1"
+        expected_server = {
+            "server": {
+                "id": 1,
+                "uuid": self.instance['uuid'],
+                "updated": "2010-11-11T11:00:00Z",
+                "created": "2010-10-10T12:00:00Z",
+                "progress": 0,
+                "name": "test_server",
+                "status": "BUILD",
+                "hostId": '',
+                "image": {
+                    "id": "5",
+                    "links": [
+                        {
+                            "rel": "bookmark",
+                            "href": image_bookmark,
+                        },
+                    ],
+                },
+                "flavor": {
+                    "id": "1",
+                  "links": [
+                                            {
+                          "rel": "bookmark",
+                          "href": flavor_bookmark,
+                      },
+                  ],
+                },
+                "addresses": {},
+                "metadata": {},
+                "links": [
+                    {
+                        "rel": "self",
+                        "href": "http://localhost/v1.1/servers/1",
+                    },
+                    {
+                        "rel": "bookmark",
+                        "href": "http://localhost/servers/1",
+                    },
+                ],
+            }
+        }
+
+        output = self.view_builder.build(self.instance, True)
+        self.assertDictMatch(output, expected_server)
+
+    def test_build_server_detail_active_status(self):
+        #set the power state of the instance to running
+        self.instance['state'] = 1
+        image_bookmark = "http://localhost/images/5"
+        flavor_bookmark = "http://localhost/flavors/1"
+        expected_server = {
+            "server": {
+                "id": 1,
+                "uuid": self.instance['uuid'],
+                "updated": "2010-11-11T11:00:00Z",
+                "created": "2010-10-10T12:00:00Z",
+                "progress": 100,
+                "name": "test_server",
+                "status": "ACTIVE",
+                "hostId": '',
+                "image": {
+                    "id": "5",
+                    "links": [
+                        {
+                            "rel": "bookmark",
+                            "href": image_bookmark,
+                        },
+                    ],
+                },
+                "flavor": {
+                    "id": "1",
+                  "links": [
+                                            {
+                          "rel": "bookmark",
+                          "href": flavor_bookmark,
+                      },
+                  ],
+                },
+                "addresses": {},
+                "metadata": {},
+                "links": [
+                    {
+                        "rel": "self",
+                        "href": "http://localhost/v1.1/servers/1",
+                    },
+                    {
+                        "rel": "bookmark",
+                        "href": "http://localhost/servers/1",
+                    },
+                ],
+            }
+        }
+
+        output = self.view_builder.build(self.instance, True)
+        self.assertDictMatch(output, expected_server)
+
+    def test_build_server_detail_with_metadata(self):
+
+        metadata = []
+        metadata.append(InstanceMetadata(key="Open", value="Stack"))
+        metadata.append(InstanceMetadata(key="Number", value=1))
+        self.instance['metadata'] = metadata
+
+        image_bookmark = "http://localhost/images/5"
+        flavor_bookmark = "http://localhost/flavors/1"
+        expected_server = {
+            "server": {
+                "id": 1,
+                "uuid": self.instance['uuid'],
+                "updated": "2010-11-11T11:00:00Z",
+                "created": "2010-10-10T12:00:00Z",
+                "progress": 0,
+                "name": "test_server",
+                "status": "BUILD",
+                "hostId": '',
+                "image": {
+                    "id": "5",
+                    "links": [
+                        {
+                            "rel": "bookmark",
+                            "href": image_bookmark,
+                        },
+                    ],
+                },
+                "flavor": {
+                    "id": "1",
+                  "links": [
+                                            {
+                          "rel": "bookmark",
+                          "href": flavor_bookmark,
+                      },
+                  ],
+                },
+                "addresses": {},
+                "metadata": {
+                    "Open": "Stack",
+                    "Number": "1",
+                },
+                "links": [
+                    {
+                        "rel": "self",
+                        "href": "http://localhost/v1.1/servers/1",
+                    },
+                    {
+                        "rel": "bookmark",
+                        "href": "http://localhost/servers/1",
+                    },
+                ],
+            }
+        }
+
+        output = self.view_builder.build(self.instance, True)
+        self.assertDictMatch(output, expected_server)
diff --git a/nova/tests/api/openstack/test_versions.py b/nova/tests/api/openstack/test_versions.py
index fd8d50904..da964ee1f 100644
--- a/nova/tests/api/openstack/test_versions.py
+++ b/nova/tests/api/openstack/test_versions.py
@@ -21,6 +21,7 @@ import webob
 from nova import context
 from nova import test
 from nova.tests.api.openstack import fakes
+from nova.api.openstack import versions
 from nova.api.openstack import views
 
 
@@ -43,19 +44,21 @@ class VersionsTest(test.TestCase):
             {
                 "id": "v1.1",
                 "status": "CURRENT",
+                "updated": "2011-07-18T11:30:00Z",
                 "links": [
                     {
                         "rel": "self",
-                        "href": "http://localhost/v1.1",
+                        "href": "http://localhost/v1.1/",
                     }],
             },
             {
                 "id": "v1.0",
                 "status": "DEPRECATED",
+                "updated": "2010-10-09T11:30:00Z",
                 "links": [
                     {
                         "rel": "self",
-                        "href": "http://localhost/v1.0",
+                        "href": "http://localhost/v1.0/",
                     }],
             },
         ]
@@ -69,15 +72,12 @@ class VersionsTest(test.TestCase):
         self.assertEqual(res.content_type, "application/xml")
 
         expected = """<versions>
-            <version id="v1.1" status="CURRENT">
-                <links>
-                    <link href="http://localhost/v1.1" rel="self"/>
-                </links>
+            <version id="v1.1" status="CURRENT" updated="2011-07-18T11:30:00Z">
+                <atom:link href="http://localhost/v1.1/" rel="self"/>
             </version>
-            <version id="v1.0" status="DEPRECATED">
-                <links>
-                    <link href="http://localhost/v1.0" rel="self"/>
-                </links>
+            <version id="v1.0" status="DEPRECATED"
+                 updated="2010-10-09T11:30:00Z">
+                <atom:link href="http://localhost/v1.0/" rel="self"/>
             </version>
         </versions>""".replace("  ", "").replace("\n", "")
 
@@ -85,21 +85,64 @@ class VersionsTest(test.TestCase):
 
         self.assertEqual(expected, actual)
 
+    def test_get_version_list_atom(self):
+        req = webob.Request.blank('/')
+        req.accept = "application/atom+xml"
+        res = req.get_response(fakes.wsgi_app())
+        self.assertEqual(res.status_int, 200)
+        self.assertEqual(res.content_type, "application/atom+xml")
+
+        expected = """
+        <feed xmlns="http://www.w3.org/2005/Atom">
+            <title type="text">Available API Versions</title>
+            <updated>2011-07-18T11:30:00Z</updated>
+            <id>http://localhost/</id>
+            <author>
+                <name>Rackspace</name>
+                <uri>http://www.rackspace.com/</uri>
+            </author>
+            <link href="http://localhost/" rel="self"/>
+            <entry>
+                <id>http://localhost/v1.1/</id>
+                <title type="text">Version v1.1</title>
+                <updated>2011-07-18T11:30:00Z</updated>
+                <link href="http://localhost/v1.1/" rel="self"/>
+                <content type="text">
+                    Version v1.1 CURRENT (2011-07-18T11:30:00Z)
+                </content>
+            </entry>
+            <entry>
+                <id>http://localhost/v1.0/</id>
+                <title type="text">Version v1.0</title>
+                <updated>2010-10-09T11:30:00Z</updated>
+                <link href="http://localhost/v1.0/" rel="self"/>
+                <content type="text">
+                    Version v1.0 DEPRECATED (2010-10-09T11:30:00Z)
+                </content>
+            </entry>
+        </feed>
+        """.replace("  ", "").replace("\n", "")
+
+        actual = res.body.replace("  ", "").replace("\n", "")
+
+        self.assertEqual(expected, actual)
+
     def test_view_builder(self):
         base_url = "http://example.org/"
 
         version_data = {
             "id": "3.2.1",
             "status": "CURRENT",
-        }
+            "updated": "2011-07-18T11:30:00Z"}
 
         expected = {
             "id": "3.2.1",
             "status": "CURRENT",
+            "updated": "2011-07-18T11:30:00Z",
             "links": [
                 {
                     "rel": "self",
-                    "href": "http://example.org/3.2.1",
+                    "href": "http://example.org/3.2.1/",
                 },
             ],
         }
@@ -113,9 +156,99 @@ class VersionsTest(test.TestCase):
         base_url = "http://example.org/app/"
         version_number = "v1.4.6"
 
-        expected = "http://example.org/app/v1.4.6"
+        expected = "http://example.org/app/v1.4.6/"
 
         builder = views.versions.ViewBuilder(base_url)
         actual = builder.generate_href(version_number)
 
         self.assertEqual(actual, expected)
+
+    def test_xml_serializer(self):
+        versions_data = {
+            'versions': [
+                {
+                    "id": "2.7.1",
+                    "updated": "2011-07-18T11:30:00Z",
+                    "status": "DEPRECATED",
+                    "links": [
+                        {
+                            "rel": "self",
+                            "href": "http://test/2.7.1",
+                        },
+                    ],
+                },
+            ]
+        }
+
+        expected = """
+            <versions>
+                <version id="2.7.1" status="DEPRECATED"
+                 updated="2011-07-18T11:30:00Z">
+                    <atom:link href="http://test/2.7.1" rel="self"/>
+                </version>
+            </versions>""".replace("  ", "").replace("\n", "")
+
+        serializer = versions.VersionsXMLSerializer()
+        response = serializer.default(versions_data)
+        response = response.replace("  ", "").replace("\n", "")
+        self.assertEqual(expected, response)
+
+    def test_atom_serializer(self):
+        versions_data = {
+            'versions': [
+                {
+                    "id": "2.9.8",
+                    "updated": "2011-07-20T11:40:00Z",
+                    "status": "CURRENT",
+                    "links": [
+                        {
+                            "rel": "self",
+                            "href": "http://test/2.9.8",
+                        },
+                    ],
+                },
+            ]
+        }
+
+        expected = """
+            <feed xmlns="http://www.w3.org/2005/Atom">
+                <title type="text">
+                    Available API Versions
+                </title>
+                <updated>
+                    2011-07-20T11:40:00Z
+                </updated>
+                <id>
+                    http://test/
+                </id>
+                <author>
+                    <name>
+                        Rackspace
+                    </name>
+                    <uri>
+                        http://www.rackspace.com/
+                    </uri>
+                </author>
+                <link href="http://test/" rel="self"/>
+                <entry>
+                    <id>
+                        http://test/2.9.8
+                    </id>
+                    <title type="text">
+                        Version 2.9.8
+                    </title>
+                    <updated>
+                        2011-07-20T11:40:00Z
+                    </updated>
+                    <link href="http://test/2.9.8" rel="self"/>
+                    <content type="text">
+                        Version 2.9.8 CURRENT (2011-07-20T11:40:00Z)
+                    </content>
+                </entry>
+            </feed>""".replace("  ", "").replace("\n", "")
+
+        serializer = versions.VersionsAtomSerializer()
+        response = serializer.default(versions_data)
+        print response
+        response = response.replace("  ", "").replace("\n", "")
+        self.assertEqual(expected, response)
diff --git a/nova/tests/api/openstack/test_wsgi.py b/nova/tests/api/openstack/test_wsgi.py
index 5bdda7c7e..6dea78d17 100644
--- a/nova/tests/api/openstack/test_wsgi.py
+++ b/nova/tests/api/openstack/test_wsgi.py
@@ -256,6 +256,13 @@ class ResponseSerializerTest(test.TestCase):
         self.assertEqual(response.body, 'pew_json')
         self.assertEqual(response.status_int, 404)
 
+    def test_serialize_response_None(self):
+        response = self.serializer.serialize(None, 'application/json')
+        print response
+        self.assertEqual(response.headers['Content-Type'], 'application/json')
+        self.assertEqual(response.body, '')
+        self.assertEqual(response.status_int, 404)
+
     def test_serialize_response_dict_to_unknown_content_type(self):
         self.assertRaises(exception.InvalidContentType,
                           self.serializer.serialize,
diff --git a/nova/tests/db/fakes.py b/nova/tests/db/fakes.py
index 7762df41c..19028a451 100644
--- a/nova/tests/db/fakes.py
+++ b/nova/tests/db/fakes.py
@@ -230,7 +230,7 @@ def stub_out_db_network_api(stubs):
                         continue
                     fixed_ip_fields['virtual_interface'] = FakeModel(vif[0])
 
-    def fake_instance_type_get_by_id(context, id):
+    def fake_instance_type_get(context, id):
         if flavor_fields['id'] == id:
             return FakeModel(flavor_fields)
 
@@ -323,7 +323,7 @@ def stub_out_db_network_api(stubs):
              fake_fixed_ip_get_by_address,
              fake_fixed_ip_get_network,
              fake_fixed_ip_update,
-             fake_instance_type_get_by_id,
+             fake_instance_type_get,
              fake_virtual_interface_create,
              fake_virtual_interface_delete_by_instance,
              fake_virtual_interface_get_by_instance,
@@ -415,7 +415,7 @@ def stub_out_db_instance_api(stubs, injected=True):
     def fake_instance_type_get_by_name(context, name):
         return INSTANCE_TYPES[name]
 
-    def fake_instance_type_get_by_id(context, id):
+    def fake_instance_type_get(context, id):
         for name, inst_type in INSTANCE_TYPES.iteritems():
             if str(inst_type['id']) == str(id):
                 return inst_type
@@ -448,7 +448,7 @@ def stub_out_db_instance_api(stubs, injected=True):
              fake_network_get_all_by_instance,
              fake_instance_type_get_all,
              fake_instance_type_get_by_name,
-             fake_instance_type_get_by_id,
+             fake_instance_type_get,
              fake_instance_get_fixed_addresses,
              fake_instance_get_fixed_addresses_v6,
              fake_network_get_all_by_instance,
diff --git a/nova/tests/test_cloud.py b/nova/tests/test_cloud.py
index a0d50b287..136082cc1 100644
--- a/nova/tests/test_cloud.py
+++ b/nova/tests/test_cloud.py
@@ -15,6 +15,7 @@
 #    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 mox
 
 from base64 import b64decode
 from M2Crypto import BIO
@@ -29,6 +30,7 @@ from nova import db
 from nova import exception
 from nova import flags
 from nova import log as logging
+from nova import network
 from nova import rpc
 from nova import test
 from nova import utils
@@ -132,6 +134,33 @@ class CloudTestCase(test.TestCase):
                           allocate,
                           self.context)
 
+    def test_release_address(self):
+        address = "10.10.10.10"
+        allocate = self.cloud.allocate_address
+        db.floating_ip_create(self.context,
+                              {'address': address,
+                               'host': self.network.host})
+        result = self.cloud.release_address(self.context, address)
+        self.assertEqual(result['releaseResponse'], ['Address released.'])
+
+    def test_release_address_still_associated(self):
+        address = "10.10.10.10"
+        fixed_ip = {'instance': {'id': 1}}
+        floating_ip = {'id': 0,
+                       'address': address,
+                       'fixed_ip_id': 0,
+                       'fixed_ip': fixed_ip,
+                       'project_id': None,
+                       'auto_assigned': False}
+        network_api = network.api.API()
+        self.mox.StubOutWithMock(network_api.db, 'floating_ip_get_by_address')
+        network_api.db.floating_ip_get_by_address(mox.IgnoreArg(),
+                                mox.IgnoreArg()).AndReturn(floating_ip)
+        self.mox.ReplayAll()
+        release = self.cloud.release_address
+        # ApiError: Floating ip is in use.  Disassociate it before releasing.
+        self.assertRaises(exception.ApiError, release, self.context, address)
+
     @test.skip_test("Skipping this pending future merge")
     def test_associate_disassociate_address(self):
         """Verifies associate runs cleanly without raising an exception"""
@@ -240,25 +269,64 @@ class CloudTestCase(test.TestCase):
         delete = self.cloud.delete_security_group
         self.assertRaises(exception.ApiError, delete, self.context)
 
-    def test_authorize_revoke_security_group_ingress(self):
+    def test_authorize_security_group_ingress(self):
         kwargs = {'project_id': self.context.project_id, 'name': 'test'}
         sec = db.security_group_create(self.context, kwargs)
         authz = self.cloud.authorize_security_group_ingress
         kwargs = {'to_port': '999', 'from_port': '999', 'ip_protocol': 'tcp'}
-        authz(self.context, group_name=sec['name'], **kwargs)
+        self.assertTrue(authz(self.context, group_name=sec['name'], **kwargs))
+
+    def test_authorize_security_group_ingress_ip_permissions_ip_ranges(self):
+        kwargs = {'project_id': self.context.project_id, 'name': 'test'}
+        sec = db.security_group_create(self.context, kwargs)
+        authz = self.cloud.authorize_security_group_ingress
+        kwargs = {'ip_permissions': [{'to_port': 81, 'from_port': 81,
+                                      'ip_ranges':
+                                         {'1': {'cidr_ip': u'0.0.0.0/0'},
+                                          '2': {'cidr_ip': u'10.10.10.10/32'}},
+                                      'ip_protocol': u'tcp'}]}
+        self.assertTrue(authz(self.context, group_name=sec['name'], **kwargs))
+
+    def test_authorize_security_group_ingress_ip_permissions_groups(self):
+        kwargs = {'project_id': self.context.project_id, 'name': 'test'}
+        sec = db.security_group_create(self.context, kwargs)
+        authz = self.cloud.authorize_security_group_ingress
+        kwargs = {'ip_permissions': [{'to_port': 81, 'from_port': 81,
+                  'ip_ranges':{'1': {'cidr_ip': u'0.0.0.0/0'},
+                                '2': {'cidr_ip': u'10.10.10.10/32'}},
+                  'groups': {'1': {'user_id': u'someuser',
+                                   'group_name': u'somegroup1'},
+                             '2': {'user_id': u'someuser',
+                                   'group_name': u'othergroup2'}},
+                  'ip_protocol': u'tcp'}]}
+        self.assertTrue(authz(self.context, group_name=sec['name'], **kwargs))
+
+    def test_revoke_security_group_ingress(self):
+        kwargs = {'project_id': self.context.project_id, 'name': 'test'}
+        sec = db.security_group_create(self.context, kwargs)
+        authz = self.cloud.authorize_security_group_ingress
+        kwargs = {'to_port': '999', 'from_port': '999', 'ip_protocol': 'tcp'}
+        authz(self.context, group_id=sec['id'], **kwargs)
         revoke = self.cloud.revoke_security_group_ingress
         self.assertTrue(revoke(self.context, group_name=sec['name'], **kwargs))
 
-    def test_authorize_revoke_security_group_ingress_by_id(self):
-        sec = db.security_group_create(self.context,
-                                       {'project_id': self.context.project_id,
-                                        'name': 'test'})
+    def test_revoke_security_group_ingress_by_id(self):
+        kwargs = {'project_id': self.context.project_id, 'name': 'test'}
+        sec = db.security_group_create(self.context, kwargs)
         authz = self.cloud.authorize_security_group_ingress
         kwargs = {'to_port': '999', 'from_port': '999', 'ip_protocol': 'tcp'}
         authz(self.context, group_id=sec['id'], **kwargs)
         revoke = self.cloud.revoke_security_group_ingress
         self.assertTrue(revoke(self.context, group_id=sec['id'], **kwargs))
 
+    def test_authorize_security_group_ingress_by_id(self):
+        sec = db.security_group_create(self.context,
+                                       {'project_id': self.context.project_id,
+                                        'name': 'test'})
+        authz = self.cloud.authorize_security_group_ingress
+        kwargs = {'to_port': '999', 'from_port': '999', 'ip_protocol': 'tcp'}
+        self.assertTrue(authz(self.context, group_id=sec['id'], **kwargs))
+
     def test_authorize_security_group_ingress_missing_protocol_params(self):
         sec = db.security_group_create(self.context,
                                        {'project_id': self.context.project_id,
@@ -879,6 +947,21 @@ class CloudTestCase(test.TestCase):
         self._wait_for_running(ec2_instance_id)
         return ec2_instance_id
 
+    def test_rescue_unrescue_instance(self):
+        instance_id = self._run_instance(
+            image_id='ami-1',
+            instance_type=FLAGS.default_instance_type,
+            max_count=1)
+        self.cloud.rescue_instance(context=self.context,
+                                   instance_id=instance_id)
+        # NOTE(vish): This currently does no validation, it simply makes sure
+        #             that the code path doesn't throw an exception.
+        self.cloud.unrescue_instance(context=self.context,
+                                   instance_id=instance_id)
+        # TODO(soren): We need this until we can stop polling in the rpc code
+        #              for unit tests.
+        self.cloud.terminate_instances(self.context, [instance_id])
+
     def test_console_output(self):
         instance_id = self._run_instance(
             image_id='ami-1',
diff --git a/nova/tests/test_compute.py b/nova/tests/test_compute.py
index 2900c594e..2a8f33dd3 100644
--- a/nova/tests/test_compute.py
+++ b/nova/tests/test_compute.py
@@ -424,11 +424,12 @@ class ComputeTestCase(test.TestCase):
         self.stubs.Set(self.compute.network_api, 'get_instance_nw_info', fake)
         context = self.context.elevated()
         instance_id = self._create_instance()
-        self.compute.prep_resize(context, instance_id, 1)
+        instance_ref = db.instance_get(context, instance_id)
+        self.compute.prep_resize(context, instance_ref['uuid'], 1)
         migration_ref = db.migration_get_by_instance_and_status(context,
-                instance_id, 'pre-migrating')
+                instance_ref['uuid'], 'pre-migrating')
         try:
-            self.compute.finish_resize(context, instance_id,
+            self.compute.finish_resize(context, instance_ref['uuid'],
                     int(migration_ref['id']), {})
         except KeyError, e:
             # Only catch key errors. We want other reasons for the test to
@@ -441,14 +442,15 @@ class ComputeTestCase(test.TestCase):
         """Ensure notifications on instance migrate/resize"""
         instance_id = self._create_instance()
         context = self.context.elevated()
+        inst_ref = db.instance_get(context, instance_id)
 
         self.compute.run_instance(self.context, instance_id)
         test_notifier.NOTIFICATIONS = []
 
         db.instance_update(self.context, instance_id, {'host': 'foo'})
-        self.compute.prep_resize(context, instance_id, 1)
+        self.compute.prep_resize(context, inst_ref['uuid'], 1)
         migration_ref = db.migration_get_by_instance_and_status(context,
-                instance_id, 'pre-migrating')
+                inst_ref['uuid'], 'pre-migrating')
 
         self.assertEquals(len(test_notifier.NOTIFICATIONS), 1)
         msg = test_notifier.NOTIFICATIONS[0]
@@ -471,13 +473,15 @@ class ComputeTestCase(test.TestCase):
         """Ensure instance can be migrated/resized"""
         instance_id = self._create_instance()
         context = self.context.elevated()
+        inst_ref = db.instance_get(context, instance_id)
 
         self.compute.run_instance(self.context, instance_id)
-        db.instance_update(self.context, instance_id, {'host': 'foo'})
-        self.compute.prep_resize(context, instance_id, 1)
+        db.instance_update(self.context, inst_ref['uuid'],
+                           {'host': 'foo'})
+        self.compute.prep_resize(context, inst_ref['uuid'], 1)
         migration_ref = db.migration_get_by_instance_and_status(context,
-                instance_id, 'pre-migrating')
-        self.compute.resize_instance(context, instance_id,
+                inst_ref['uuid'], 'pre-migrating')
+        self.compute.resize_instance(context, inst_ref['uuid'],
                 migration_ref['id'])
         self.compute.terminate_instance(context, instance_id)
 
@@ -519,6 +523,57 @@ class ComputeTestCase(test.TestCase):
 
         self.compute.terminate_instance(context, instance_id)
 
+    def test_finish_revert_resize(self):
+        """Ensure that the flavor is reverted to the original on revert"""
+        context = self.context.elevated()
+        instance_id = self._create_instance()
+
+        def fake(*args, **kwargs):
+            pass
+
+        self.stubs.Set(self.compute.driver, 'finish_resize', fake)
+        self.stubs.Set(self.compute.driver, 'revert_resize', fake)
+        self.stubs.Set(self.compute.network_api, 'get_instance_nw_info', fake)
+
+        self.compute.run_instance(self.context, instance_id)
+
+        # Confirm the instance size before the resize starts
+        inst_ref = db.instance_get(context, instance_id)
+        instance_type_ref = db.instance_type_get(context,
+                inst_ref['instance_type_id'])
+        self.assertEqual(instance_type_ref['flavorid'], 1)
+
+        db.instance_update(self.context, instance_id, {'host': 'foo'})
+
+        self.compute.prep_resize(context, inst_ref['uuid'], 3)
+
+        migration_ref = db.migration_get_by_instance_and_status(context,
+                inst_ref['uuid'], 'pre-migrating')
+
+        self.compute.resize_instance(context, inst_ref['uuid'],
+                migration_ref['id'])
+        self.compute.finish_resize(context, inst_ref['uuid'],
+                    int(migration_ref['id']), {})
+
+        # Prove that the instance size is now the new size
+        inst_ref = db.instance_get(context, instance_id)
+        instance_type_ref = db.instance_type_get(context,
+                inst_ref['instance_type_id'])
+        self.assertEqual(instance_type_ref['flavorid'], 3)
+
+        # Finally, revert and confirm the old flavor has been applied
+        self.compute.revert_resize(context, inst_ref['uuid'],
+                migration_ref['id'])
+        self.compute.finish_revert_resize(context, inst_ref['uuid'],
+                migration_ref['id'])
+
+        inst_ref = db.instance_get(context, instance_id)
+        instance_type_ref = db.instance_type_get(context,
+                inst_ref['instance_type_id'])
+        self.assertEqual(instance_type_ref['flavorid'], 1)
+
+        self.compute.terminate_instance(context, instance_id)
+
     def test_get_by_flavor_id(self):
         type = instance_types.get_instance_type_by_flavor_id(1)
         self.assertEqual(type['name'], 'm1.tiny')
@@ -569,7 +624,6 @@ class ComputeTestCase(test.TestCase):
         self._setup_other_managers()
         dbmock = self.mox.CreateMock(db)
         volmock = self.mox.CreateMock(self.volume_manager)
-        netmock = self.mox.CreateMock(self.network_manager)
         drivermock = self.mox.CreateMock(self.compute_driver)
 
         dbmock.instance_get(c, i_ref['id']).AndReturn(i_ref)
@@ -577,12 +631,11 @@ class ComputeTestCase(test.TestCase):
         for i in range(len(i_ref['volumes'])):
             vid = i_ref['volumes'][i]['id']
             volmock.setup_compute_volume(c, vid).InAnyOrder('g1')
-        netmock.setup_compute_network(c, i_ref['id'])
+        drivermock.plug_vifs(i_ref, [])
         drivermock.ensure_filtering_rules_for_instance(i_ref)
 
         self.compute.db = dbmock
         self.compute.volume_manager = volmock
-        self.compute.network_manager = netmock
         self.compute.driver = drivermock
 
         self.mox.ReplayAll()
@@ -597,18 +650,16 @@ class ComputeTestCase(test.TestCase):
 
         self._setup_other_managers()
         dbmock = self.mox.CreateMock(db)
-        netmock = self.mox.CreateMock(self.network_manager)
         drivermock = self.mox.CreateMock(self.compute_driver)
 
         dbmock.instance_get(c, i_ref['id']).AndReturn(i_ref)
         dbmock.instance_get_fixed_addresses(c, i_ref['id']).AndReturn('dummy')
         self.mox.StubOutWithMock(compute_manager.LOG, 'info')
         compute_manager.LOG.info(_("%s has no volume."), i_ref['hostname'])
-        netmock.setup_compute_network(c, i_ref['id'])
+        drivermock.plug_vifs(i_ref, [])
         drivermock.ensure_filtering_rules_for_instance(i_ref)
 
         self.compute.db = dbmock
-        self.compute.network_manager = netmock
         self.compute.driver = drivermock
 
         self.mox.ReplayAll()
@@ -629,18 +680,20 @@ class ComputeTestCase(test.TestCase):
         dbmock = self.mox.CreateMock(db)
         netmock = self.mox.CreateMock(self.network_manager)
         volmock = self.mox.CreateMock(self.volume_manager)
+        drivermock = self.mox.CreateMock(self.compute_driver)
 
         dbmock.instance_get(c, i_ref['id']).AndReturn(i_ref)
         dbmock.instance_get_fixed_addresses(c, i_ref['id']).AndReturn('dummy')
         for i in range(len(i_ref['volumes'])):
             volmock.setup_compute_volume(c, i_ref['volumes'][i]['id'])
         for i in range(FLAGS.live_migration_retry_count):
-            netmock.setup_compute_network(c, i_ref['id']).\
+            drivermock.plug_vifs(i_ref, []).\
                 AndRaise(exception.ProcessExecutionError())
 
         self.compute.db = dbmock
         self.compute.network_manager = netmock
         self.compute.volume_manager = volmock
+        self.compute.driver = drivermock
 
         self.mox.ReplayAll()
         self.assertRaises(exception.ProcessExecutionError,
@@ -775,7 +828,7 @@ class ComputeTestCase(test.TestCase):
         for v in i_ref['volumes']:
             self.compute.volume_manager.remove_compute_volume(c, v['id'])
         self.mox.StubOutWithMock(self.compute.driver, 'unfilter_instance')
-        self.compute.driver.unfilter_instance(i_ref)
+        self.compute.driver.unfilter_instance(i_ref, [])
 
         # executing
         self.mox.ReplayAll()
diff --git a/nova/tests/test_db_api.py b/nova/tests/test_db_api.py
new file mode 100644
index 000000000..107fd03e3
--- /dev/null
+++ b/nova/tests/test_db_api.py
@@ -0,0 +1,86 @@
+# vim: tabstop=4 shiftwidth=4 softtabstop=4
+
+# Copyright 2010 United States Government as represented by the
+# Administrator of the National Aeronautics and Space Administration.
+# 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.
+
+"""Unit tests for the DB API"""
+
+from nova import test
+from nova import context
+from nova import db
+from nova import flags
+from nova.auth import manager
+
+FLAGS = flags.FLAGS
+
+
+def _setup_networking(instance_id, ip='1.2.3.4', flo_addr='1.2.1.2'):
+    ctxt = context.get_admin_context()
+    network_ref = db.project_get_networks(ctxt,
+                                           'fake',
+                                           associate=True)[0]
+    vif = {'address': '56:12:12:12:12:12',
+           'network_id': network_ref['id'],
+           'instance_id': instance_id}
+    vif_ref = db.virtual_interface_create(ctxt, vif)
+
+    fixed_ip = {'address': ip,
+                'network_id': network_ref['id'],
+                'virtual_interface_id': vif_ref['id'],
+                'allocated': True,
+                'instance_id': instance_id}
+    db.fixed_ip_create(ctxt, fixed_ip)
+    fix_ref = db.fixed_ip_get_by_address(ctxt, ip)
+    db.floating_ip_create(ctxt, {'address': flo_addr,
+                                        'fixed_ip_id': fix_ref.id})
+
+
+class DbApiTestCase(test.TestCase):
+    def setUp(self):
+        super(DbApiTestCase, self).setUp()
+        self.manager = manager.AuthManager()
+        self.user = self.manager.create_user('admin', 'admin', 'admin', True)
+        self.project = self.manager.create_project('proj', 'admin', 'proj')
+        self.context = context.RequestContext(user=self.user,
+                                              project=self.project)
+
+    def tearDown(self):
+        self.manager.delete_project(self.project)
+        self.manager.delete_user(self.user)
+        super(DbApiTestCase, self).tearDown()
+
+    def test_instance_get_project_vpn(self):
+        result = db.fixed_ip_get_all(self.context)
+        values = {'instance_type_id': FLAGS.default_instance_type,
+                  'image_ref': FLAGS.vpn_image_id,
+                  'project_id': self.project.id
+                 }
+        instance = db.instance_create(self.context, values)
+        result = db.instance_get_project_vpn(self.context, self.project.id)
+        self.assertEqual(instance.id, result.id)
+
+    def test_instance_get_project_vpn_joins(self):
+        result = db.fixed_ip_get_all(self.context)
+        values = {'instance_type_id': FLAGS.default_instance_type,
+                  'image_ref': FLAGS.vpn_image_id,
+                  'project_id': self.project.id
+                 }
+        instance = db.instance_create(self.context, values)
+        _setup_networking(instance.id)
+        result = db.instance_get_project_vpn(self.context, self.project.id)
+        self.assertEqual(instance.id, result.id)
+        self.assertEqual(result['fixed_ips'][0]['floating_ips'][0].address,
+                         '1.2.1.2')
diff --git a/nova/tests/test_instance_types_extra_specs.py b/nova/tests/test_instance_types_extra_specs.py
index c26cf82ff..393ed1e36 100644
--- a/nova/tests/test_instance_types_extra_specs.py
+++ b/nova/tests/test_instance_types_extra_specs.py
@@ -105,8 +105,8 @@ class InstanceTypeExtraSpecsTestCase(test.TestCase):
                               self.instance_type_id)
         self.assertEquals(expected_specs, actual_specs)
 
-    def test_instance_type_get_by_id_with_extra_specs(self):
-        instance_type = db.api.instance_type_get_by_id(
+    def test_instance_type_get_with_extra_specs(self):
+        instance_type = db.api.instance_type_get(
                             context.get_admin_context(),
                             self.instance_type_id)
         self.assertEquals(instance_type['extra_specs'],
@@ -115,7 +115,7 @@ class InstanceTypeExtraSpecsTestCase(test.TestCase):
                                xpu_arch="fermi",
                                xpus="2",
                                xpu_model="Tesla 2050"))
-        instance_type = db.api.instance_type_get_by_id(
+        instance_type = db.api.instance_type_get(
                             context.get_admin_context(),
                             5)
         self.assertEquals(instance_type['extra_specs'], {})
@@ -136,7 +136,7 @@ class InstanceTypeExtraSpecsTestCase(test.TestCase):
                             "m1.small")
         self.assertEquals(instance_type['extra_specs'], {})
 
-    def test_instance_type_get_by_id_with_extra_specs(self):
+    def test_instance_type_get_with_extra_specs(self):
         instance_type = db.api.instance_type_get_by_flavor_id(
                             context.get_admin_context(),
                             105)
diff --git a/nova/tests/test_libvirt.py b/nova/tests/test_libvirt.py
index f99e1713d..ad0931a89 100644
--- a/nova/tests/test_libvirt.py
+++ b/nova/tests/test_libvirt.py
@@ -54,10 +54,15 @@ def _create_network_info(count=1, ipv6=None):
     fake_ip = '0.0.0.0/0'
     fake_ip_2 = '0.0.0.1/0'
     fake_ip_3 = '0.0.0.1/0'
+    fake_vlan = 100
+    fake_bridge_interface = 'eth0'
     network = {'bridge': fake,
                'cidr': fake_ip,
-               'cidr_v6': fake_ip}
+               'cidr_v6': fake_ip,
+               'vlan': fake_vlan,
+               'bridge_interface': fake_bridge_interface}
     mapping = {'mac': fake,
+               'dhcp_server': fake,
                'gateway': fake,
                'gateway6': fake,
                'ips': [{'ip': fake_ip}, {'ip': fake_ip}]}
@@ -218,9 +223,19 @@ class LibvirtConnTestCase(test.TestCase):
             def setattr(self, key, val):
                 self.__setattr__(key, val)
 
+        # A fake VIF driver
+        class FakeVIFDriver(object):
+
+            def __init__(self, **kwargs):
+                pass
+
+            def setattr(self, key, val):
+                self.__setattr__(key, val)
+
         # Creating mocks
         fake = FakeLibvirtConnection()
         fakeip = FakeIptablesFirewallDriver
+        fakevif = FakeVIFDriver()
         # Customizing above fake if necessary
         for key, val in kwargs.items():
             fake.__setattr__(key, val)
@@ -228,6 +243,8 @@ class LibvirtConnTestCase(test.TestCase):
         # Inevitable mocks for connection.LibvirtConnection
         self.mox.StubOutWithMock(connection.utils, 'import_class')
         connection.utils.import_class(mox.IgnoreArg()).AndReturn(fakeip)
+        self.mox.StubOutWithMock(connection.utils, 'import_object')
+        connection.utils.import_object(mox.IgnoreArg()).AndReturn(fakevif)
         self.mox.StubOutWithMock(connection.LibvirtConnection, '_conn')
         connection.LibvirtConnection._conn = fake
 
@@ -279,22 +296,6 @@ class LibvirtConnTestCase(test.TestCase):
                                         _create_network_info(2))
         self.assertTrue(len(result['nics']) == 2)
 
-    def test_get_nic_for_xml_v4(self):
-        conn = connection.LibvirtConnection(True)
-        network, mapping = _create_network_info()[0]
-        self.flags(use_ipv6=False)
-        params = conn._get_nic_for_xml(network, mapping)['extra_params']
-        self.assertTrue(params.find('PROJNETV6') == -1)
-        self.assertTrue(params.find('PROJMASKV6') == -1)
-
-    def test_get_nic_for_xml_v6(self):
-        conn = connection.LibvirtConnection(True)
-        network, mapping = _create_network_info()[0]
-        self.flags(use_ipv6=True)
-        params = conn._get_nic_for_xml(network, mapping)['extra_params']
-        self.assertTrue(params.find('PROJNETV6') > -1)
-        self.assertTrue(params.find('PROJMASKV6') > -1)
-
     @test.skip_test("skipping libvirt tests depends on get_network_info shim")
     def test_xml_and_uri_no_ramdisk_no_kernel(self):
         instance_data = dict(self.test_instance)
@@ -721,6 +722,9 @@ class LibvirtConnTestCase(test.TestCase):
                 return vdmock
 
         self.create_fake_libvirt_mock(lookupByName=fake_lookup)
+        self.mox.StubOutWithMock(self.compute, "recover_live_migration")
+        self.compute.recover_live_migration(self.context, instance_ref,
+                                            dest='dest')
 
         # Start test
         self.mox.ReplayAll()
diff --git a/nova/tests/test_network.py b/nova/tests/test_network.py
index b09021e13..28f50d328 100644
--- a/nova/tests/test_network.py
+++ b/nova/tests/test_network.py
@@ -45,6 +45,7 @@ class FakeModel(dict):
 networks = [{'id': 0,
              'label': 'test0',
              'injected': False,
+             'multi_host': False,
              'cidr': '192.168.0.0/24',
              'cidr_v6': '2001:db8::/64',
              'gateway_v6': '2001:db8::1',
@@ -54,7 +55,8 @@ networks = [{'id': 0,
              'bridge_interface': 'fake_fa0',
              'gateway': '192.168.0.1',
              'broadcast': '192.168.0.255',
-             'dns': '192.168.0.1',
+             'dns1': '192.168.0.1',
+             'dns2': '192.168.0.2',
              'vlan': None,
              'host': None,
              'project_id': 'fake_project',
@@ -62,6 +64,7 @@ networks = [{'id': 0,
             {'id': 1,
              'label': 'test1',
              'injected': False,
+             'multi_host': False,
              'cidr': '192.168.1.0/24',
              'cidr_v6': '2001:db9::/64',
              'gateway_v6': '2001:db9::1',
@@ -71,7 +74,8 @@ networks = [{'id': 0,
              'bridge_interface': 'fake_fa1',
              'gateway': '192.168.1.1',
              'broadcast': '192.168.1.255',
-             'dns': '192.168.0.1',
+             'dns1': '192.168.0.1',
+             'dns2': '192.168.0.2',
              'vlan': None,
              'host': None,
              'project_id': 'fake_project',
@@ -122,34 +126,20 @@ class FlatNetworkTestCase(test.TestCase):
         self.network = network_manager.FlatManager(host=HOST)
         self.network.db = db
 
-    def test_set_network_hosts(self):
-        self.mox.StubOutWithMock(db, 'network_get_all')
-        self.mox.StubOutWithMock(db, 'network_set_host')
-        self.mox.StubOutWithMock(db, 'network_update')
-
-        db.network_get_all(mox.IgnoreArg()).AndReturn([networks[0]])
-        db.network_set_host(mox.IgnoreArg(),
-                            networks[0]['id'],
-                            mox.IgnoreArg()).AndReturn(HOST)
-        db.network_update(mox.IgnoreArg(), mox.IgnoreArg(), mox.IgnoreArg())
-        self.mox.ReplayAll()
-
-        self.network.set_network_hosts(None)
-
     def test_get_instance_nw_info(self):
         self.mox.StubOutWithMock(db, 'fixed_ip_get_by_instance')
         self.mox.StubOutWithMock(db, 'virtual_interface_get_by_instance')
-        self.mox.StubOutWithMock(db, 'instance_type_get_by_id')
+        self.mox.StubOutWithMock(db, 'instance_type_get')
 
         db.fixed_ip_get_by_instance(mox.IgnoreArg(),
                                     mox.IgnoreArg()).AndReturn(fixed_ips)
         db.virtual_interface_get_by_instance(mox.IgnoreArg(),
                                              mox.IgnoreArg()).AndReturn(vifs)
-        db.instance_type_get_by_id(mox.IgnoreArg(),
+        db.instance_type_get(mox.IgnoreArg(),
                                    mox.IgnoreArg()).AndReturn(flavor)
         self.mox.ReplayAll()
 
-        nw_info = self.network.get_instance_nw_info(None, 0, 0)
+        nw_info = self.network.get_instance_nw_info(None, 0, 0, None)
 
         self.assertTrue(nw_info)
 
@@ -159,11 +149,15 @@ class FlatNetworkTestCase(test.TestCase):
                      'cidr': '192.168.%s.0/24' % i,
                      'cidr_v6': '2001:db%s::/64' % i8,
                      'id': i,
-                     'injected': 'DONTCARE'}
+                     'multi_host': False,
+                     'injected': 'DONTCARE',
+                     'bridge_interface': 'fake_fa%s' % i,
+                     'vlan': None}
 
             self.assertDictMatch(nw[0], check)
 
             check = {'broadcast': '192.168.%s.255' % i,
+                     'dhcp_server': '192.168.%s.1' % i,
                      'dns': 'DONTCARE',
                      'gateway': '192.168.%s.1' % i,
                      'gateway6': '2001:db%s::1' % i8,
@@ -171,7 +165,9 @@ class FlatNetworkTestCase(test.TestCase):
                      'ips': 'DONTCARE',
                      'label': 'test%s' % i,
                      'mac': 'DE:AD:BE:EF:00:0%s' % i,
-                     'rxtx_cap': 'DONTCARE'}
+                     'rxtx_cap': 'DONTCARE',
+                     'should_create_vlan': False,
+                     'should_create_bridge': False}
             self.assertDictMatch(nw[1], check)
 
             check = [{'enabled': 'DONTCARE',
diff --git a/nova/tests/test_xenapi.py b/nova/tests/test_xenapi.py
index 4cb7447d3..199a8bc52 100644
--- a/nova/tests/test_xenapi.py
+++ b/nova/tests/test_xenapi.py
@@ -647,7 +647,7 @@ class XenAPIVMTestCase(test.TestCase):
         self.flags(xenapi_inject_image=False)
         instance = self._create_instance()
         conn = xenapi_conn.get_connection(False)
-        conn.rescue(instance, None)
+        conn.rescue(instance, None, [])
 
     def test_unrescue(self):
         instance = self._create_instance()
diff --git a/nova/virt/driver.py b/nova/virt/driver.py
index 178279d31..34dc5f544 100644
--- a/nova/virt/driver.py
+++ b/nova/virt/driver.py
@@ -61,11 +61,11 @@ class ComputeDriver(object):
         """Return a list of InstanceInfo for all registered VMs"""
         raise NotImplementedError()
 
-    def spawn(self, instance, network_info=None, block_device_mapping=None):
+    def spawn(self, instance, network_info, block_device_mapping=None):
         """Launch a VM for the specified instance"""
         raise NotImplementedError()
 
-    def destroy(self, instance, cleanup=True):
+    def destroy(self, instance, network_info, cleanup=True):
         """Destroy (shutdown and delete) the specified instance.
 
         The given parameter is an instance of nova.compute.service.Instance,
@@ -81,7 +81,7 @@ class ComputeDriver(object):
         """
         raise NotImplementedError()
 
-    def reboot(self, instance):
+    def reboot(self, instance, network_info):
         """Reboot specified VM"""
         raise NotImplementedError()
 
@@ -146,11 +146,11 @@ class ComputeDriver(object):
         """resume the specified instance"""
         raise NotImplementedError()
 
-    def rescue(self, instance, callback):
+    def rescue(self, instance, callback, network_info):
         """Rescue the specified instance"""
         raise NotImplementedError()
 
-    def unrescue(self, instance, callback):
+    def unrescue(self, instance, callback, network_info):
         """Unrescue the specified instance"""
         raise NotImplementedError()
 
@@ -224,7 +224,7 @@ class ComputeDriver(object):
         """
         raise NotImplementedError()
 
-    def unfilter_instance(self, instance):
+    def unfilter_instance(self, instance, network_info):
         """Stop filtering instance"""
         raise NotImplementedError()
 
@@ -253,3 +253,7 @@ class ComputeDriver(object):
     def set_host_enabled(self, host, enabled):
         """Sets the specified host's ability to accept new instances."""
         raise NotImplementedError()
+
+    def plug_vifs(self, instance, network_info):
+        """Plugs in VIFs to networks."""
+        raise NotImplementedError()
diff --git a/nova/virt/fake.py b/nova/virt/fake.py
index ea0a59f21..26bc421c0 100644
--- a/nova/virt/fake.py
+++ b/nova/virt/fake.py
@@ -167,7 +167,7 @@ class FakeConnection(driver.ComputeDriver):
         """
         pass
 
-    def reboot(self, instance):
+    def reboot(self, instance, network_info):
         """
         Reboot the specified instance.
 
@@ -240,13 +240,13 @@ class FakeConnection(driver.ComputeDriver):
         """
         pass
 
-    def rescue(self, instance):
+    def rescue(self, instance, callback, network_info):
         """
         Rescue the specified instance.
         """
         pass
 
-    def unrescue(self, instance):
+    def unrescue(self, instance, callback, network_info):
         """
         Unrescue the specified instance.
         """
@@ -293,7 +293,7 @@ class FakeConnection(driver.ComputeDriver):
         """
         pass
 
-    def destroy(self, instance):
+    def destroy(self, instance, network_info):
         key = instance.name
         if key in self.instances:
             del self.instances[key]
@@ -499,7 +499,7 @@ class FakeConnection(driver.ComputeDriver):
         """This method is supported only by libvirt."""
         return
 
-    def unfilter_instance(self, instance_ref):
+    def unfilter_instance(self, instance_ref, network_info=None):
         """This method is supported only by libvirt."""
         raise NotImplementedError('This method is supported only by libvirt.')
 
diff --git a/nova/virt/hyperv.py b/nova/virt/hyperv.py
index 5c1dc772d..81c7dea58 100644
--- a/nova/virt/hyperv.py
+++ b/nova/virt/hyperv.py
@@ -139,7 +139,7 @@ class HyperVConnection(driver.ComputeDriver):
 
         return instance_infos
 
-    def spawn(self, instance, network_info=None, block_device_mapping=None):
+    def spawn(self, instance, network_info, block_device_mapping=None):
         """ Create a new VM and start it."""
         vm = self._lookup(instance.name)
         if vm is not None:
@@ -368,14 +368,14 @@ class HyperVConnection(driver.ComputeDriver):
                     wmi_obj.Properties_.Item(prop).Value
         return newinst
 
-    def reboot(self, instance):
+    def reboot(self, instance, network_info):
         """Reboot the specified instance."""
         vm = self._lookup(instance.name)
         if vm is None:
             raise exception.InstanceNotFound(instance_id=instance.id)
         self._set_vm_state(instance.name, 'Reboot')
 
-    def destroy(self, instance):
+    def destroy(self, instance, network_info):
         """Destroy the VM. Also destroy the associated VHD disk files"""
         LOG.debug(_("Got request to destroy vm %s"), instance.name)
         vm = self._lookup(instance.name)
diff --git a/nova/virt/libvirt.xml.template b/nova/virt/libvirt.xml.template
index e1a683da8..a75636390 100644
--- a/nova/virt/libvirt.xml.template
+++ b/nova/virt/libvirt.xml.template
@@ -82,9 +82,13 @@
             </disk>
         #end if
         #for $vol in $volumes
-            <disk type='block'>
+            <disk type='${vol.type}'>
                 <driver type='raw'/>
+                #if $vol.type == 'network'
+                <source protocol='${vol.protocol}' name='${vol.name}'/>
+                #else
                 <source dev='${vol.device_path}'/>
+                #end if
                 <target dev='${vol.mount_device}' bus='${disk_bus}'/>
             </disk>
         #end for
@@ -92,6 +96,22 @@
 #end if
 
 #for $nic in $nics
+    #if $vif_type == 'ethernet'
+        <interface type='ethernet'>
+            <target dev='${nic.name}' />
+            <mac address='${nic.mac_address}' />
+            <script path='${nic.script}' />
+        </interface>
+    #else if $vif_type == '802.1Qbh'
+       <interface type='direct'>
+            <mac address='${nic.mac_address}'/>
+            <source dev='${nic.device_name}' mode='private'/>
+            <virtualport type='802.1Qbh'>
+                <parameters profileid='${nic.profile_name}'/>
+            </virtualport>
+            <model type='virtio'/>
+       </interface>
+    #else
         <interface type='bridge'>
             <source bridge='${nic.bridge_name}'/>
             <mac address='${nic.mac_address}'/>
@@ -107,6 +127,8 @@
 #end if
             </filterref>
         </interface>
+    #end if
+
 #end for
         <!-- The order is significant here.  File must be defined first -->
         <serial type="file">
diff --git a/nova/virt/libvirt/connection.py b/nova/virt/libvirt/connection.py
index 977bb7dfe..96f9c41f9 100644
--- a/nova/virt/libvirt/connection.py
+++ b/nova/virt/libvirt/connection.py
@@ -123,6 +123,11 @@ flags.DEFINE_string('qemu_img', 'qemu-img',
                     'binary to use for qemu-img commands')
 flags.DEFINE_bool('start_guests_on_host_boot', False,
                   'Whether to restart guests when the host reboots')
+flags.DEFINE_string('libvirt_vif_type', 'bridge',
+                    'Type of VIF to create.')
+flags.DEFINE_string('libvirt_vif_driver',
+                    'nova.virt.libvirt.vif.LibvirtBridgeDriver',
+                    'The libvirt VIF driver to configure the VIFs.')
 
 
 def get_connection(read_only):
@@ -165,6 +170,7 @@ class LibvirtConnection(driver.ComputeDriver):
 
         fw_class = utils.import_class(FLAGS.firewall_driver)
         self.firewall_driver = fw_class(get_connection=self._get_connection)
+        self.vif_driver = utils.import_object(FLAGS.libvirt_vif_driver)
 
     def init_host(self, host):
         # Adopt existing VM's running here
@@ -256,7 +262,12 @@ class LibvirtConnection(driver.ComputeDriver):
             infos.append(info)
         return infos
 
-    def destroy(self, instance, cleanup=True):
+    def plug_vifs(self, instance, network_info):
+        """Plugin VIFs into networks."""
+        for (network, mapping) in network_info:
+            self.vif_driver.plug(instance, network, mapping)
+
+    def destroy(self, instance, network_info, cleanup=True):
         instance_name = instance['name']
 
         try:
@@ -300,6 +311,9 @@ class LibvirtConnection(driver.ComputeDriver):
                             locals())
                 raise
 
+            for (network, mapping) in network_info:
+                self.vif_driver.unplug(instance, network, mapping)
+
         def _wait_for_destroy():
             """Called at an interval until the VM is gone."""
             instance_name = instance['name']
@@ -314,7 +328,8 @@ class LibvirtConnection(driver.ComputeDriver):
         timer = utils.LoopingCall(_wait_for_destroy)
         timer.start(interval=0.5, now=True)
 
-        self.firewall_driver.unfilter_instance(instance)
+        self.firewall_driver.unfilter_instance(instance,
+                                               network_info=network_info)
 
         if cleanup:
             self._cleanup(instance)
@@ -335,21 +350,20 @@ class LibvirtConnection(driver.ComputeDriver):
     def attach_volume(self, instance_name, device_path, mountpoint):
         virt_dom = self._lookup_by_name(instance_name)
         mount_device = mountpoint.rpartition("/")[2]
-        if device_path.startswith('/dev/'):
+        (type, protocol, name) = \
+            self._get_volume_device_info(vol['device_path'])
+        if type == 'block':
             xml = """<disk type='block'>
                          <driver name='qemu' type='raw'/>
                          <source dev='%s'/>
                          <target dev='%s' bus='virtio'/>
                      </disk>""" % (device_path, mount_device)
-        elif ':' in device_path:
-            (protocol, name) = device_path.split(':')
+        elif type == 'network':
             xml = """<disk type='network'>
                          <driver name='qemu' type='raw'/>
                          <source protocol='%s' name='%s'/>
                          <target dev='%s' bus='virtio'/>
-                     </disk>""" % (protocol,
-                                   name,
-                                   mount_device)
+                     </disk>""" % (protocol, name, mount_device)
         else:
             raise exception.InvalidDevicePath(path=device_path)
 
@@ -461,7 +475,7 @@ class LibvirtConnection(driver.ComputeDriver):
         shutil.rmtree(temp_dir)
 
     @exception.wrap_exception()
-    def reboot(self, instance):
+    def reboot(self, instance, network_info):
         """Reboot a virtual machine, given an instance reference.
 
         This method actually destroys and re-creates the domain to ensure the
@@ -476,7 +490,8 @@ class LibvirtConnection(driver.ComputeDriver):
         # NOTE(itoumsn): self.shutdown() and wait instead of self.destroy() is
         # better because we cannot ensure flushing dirty buffers
         # in the guest OS. But, in case of KVM, shutdown() does not work...
-        self.destroy(instance, False)
+        self.destroy(instance, network_info, cleanup=False)
+        self.plug_vifs(instance, network_info)
         self.firewall_driver.setup_basic_filtering(instance)
         self.firewall_driver.prepare_instance_filter(instance)
         self._create_new_domain(xml)
@@ -526,7 +541,7 @@ class LibvirtConnection(driver.ComputeDriver):
         dom.create()
 
     @exception.wrap_exception()
-    def rescue(self, instance):
+    def rescue(self, instance, callback, network_info):
         """Loads a VM using rescue images.
 
         A rescue is normally performed when something goes wrong with the
@@ -535,7 +550,7 @@ class LibvirtConnection(driver.ComputeDriver):
         data recovery.
 
         """
-        self.destroy(instance, False)
+        self.destroy(instance, network_info, cleanup=False)
 
         xml = self.to_xml(instance, rescue=True)
         rescue_images = {'image_id': FLAGS.rescue_image_id,
@@ -564,14 +579,14 @@ class LibvirtConnection(driver.ComputeDriver):
         return timer.start(interval=0.5, now=True)
 
     @exception.wrap_exception()
-    def unrescue(self, instance):
+    def unrescue(self, instance, network_info):
         """Reboot the VM which is being rescued back into primary images.
 
         Because reboot destroys and re-creates instances, unresue should
         simply call reboot.
 
         """
-        self.reboot(instance)
+        self.reboot(instance, network_info)
 
     @exception.wrap_exception()
     def poll_rescued_instances(self, timeout):
@@ -580,7 +595,7 @@ class LibvirtConnection(driver.ComputeDriver):
     # NOTE(ilyaalekseyev): Implementation like in multinics
     # for xenapi(tr3buchet)
     @exception.wrap_exception()
-    def spawn(self, instance, network_info=None, block_device_mapping=None):
+    def spawn(self, instance, network_info, block_device_mapping=None):
         xml = self.to_xml(instance, False, network_info=network_info,
                           block_device_mapping=block_device_mapping)
         block_device_mapping = block_device_mapping or []
@@ -881,9 +896,12 @@ class LibvirtConnection(driver.ComputeDriver):
             address = mapping['ips'][0]['ip']
             netmask = mapping['ips'][0]['netmask']
             address_v6 = None
+            gateway_v6 = None
+            netmask_v6 = None
             if FLAGS.use_ipv6:
                 address_v6 = mapping['ip6s'][0]['ip']
                 netmask_v6 = mapping['ip6s'][0]['netmask']
+                gateway_v6 = mapping['gateway6']
             net_info = {'name': 'eth%d' % ifc_num,
                    'address': address,
                    'netmask': netmask,
@@ -891,7 +909,7 @@ class LibvirtConnection(driver.ComputeDriver):
                    'broadcast': mapping['broadcast'],
                    'dns': mapping['dns'],
                    'address_v6': address_v6,
-                   'gateway6': mapping['gateway6'],
+                   'gateway6': gateway_v6,
                    'netmask_v6': netmask_v6}
             nets.append(net_info)
 
@@ -926,40 +944,6 @@ class LibvirtConnection(driver.ComputeDriver):
         if FLAGS.libvirt_type == 'uml':
             utils.execute('sudo', 'chown', 'root', basepath('disk'))
 
-    def _get_nic_for_xml(self, network, mapping):
-        # Assume that the gateway also acts as the dhcp server.
-        dhcp_server = mapping['gateway']
-        gateway6 = mapping.get('gateway6')
-        mac_id = mapping['mac'].replace(':', '')
-
-        if FLAGS.allow_project_net_traffic:
-            template = "<parameter name=\"%s\"value=\"%s\" />\n"
-            net, mask = netutils.get_net_and_mask(network['cidr'])
-            values = [("PROJNET", net), ("PROJMASK", mask)]
-            if FLAGS.use_ipv6:
-                net_v6, prefixlen_v6 = netutils.get_net_and_prefixlen(
-                                           network['cidr_v6'])
-                values.extend([("PROJNETV6", net_v6),
-                               ("PROJMASKV6", prefixlen_v6)])
-
-            extra_params = "".join([template % value for value in values])
-        else:
-            extra_params = "\n"
-
-        result = {
-            'id': mac_id,
-            'bridge_name': network['bridge'],
-            'mac_address': mapping['mac'],
-            'ip_address': mapping['ips'][0]['ip'],
-            'dhcp_server': dhcp_server,
-            'extra_params': extra_params,
-        }
-
-        if gateway6:
-            result['gateway6'] = gateway6 + "/128"
-
-        return result
-
     root_mount_device = 'vda'  # FIXME for now. it's hard coded.
     local_mount_device = 'vdb'  # FIXME for now. it's hard coded.
 
@@ -971,6 +955,16 @@ class LibvirtConnection(driver.ComputeDriver):
                 return True
         return False
 
+    @exception.wrap_exception
+    def _get_volume_device_info(self, device_path):
+        if device_path.startswith('/dev/'):
+            return ('block', None, None)
+        elif ':' in device_path:
+            (protocol, name) = device_path.split(':')
+            return ('network', protocol, name)
+        else:
+            raise exception.InvalidDevicePath(path=device_path)
+
     def _prepare_xml_info(self, instance, rescue=False, network_info=None,
                           block_device_mapping=None):
         block_device_mapping = block_device_mapping or []
@@ -981,7 +975,7 @@ class LibvirtConnection(driver.ComputeDriver):
 
         nics = []
         for (network, mapping) in network_info:
-            nics.append(self._get_nic_for_xml(network, mapping))
+            nics.append(self.vif_driver.plug(instance, network, mapping))
         # FIXME(vish): stick this in db
         inst_type_id = instance['instance_type_id']
         inst_type = instance_types.get_instance_type(inst_type_id)
@@ -993,6 +987,9 @@ class LibvirtConnection(driver.ComputeDriver):
 
         for vol in block_device_mapping:
             vol['mount_device'] = _strip_dev(vol['mount_device'])
+            (vol['type'], vol['protocol'], vol['name']) = \
+                self._get_volume_device_info(vol['device_path'])
+
         ebs_root = self._volume_in_mapping(self.root_mount_device,
                                            block_device_mapping)
         if self._volume_in_mapping(self.local_mount_device,
@@ -1010,14 +1007,14 @@ class LibvirtConnection(driver.ComputeDriver):
                     'rescue': rescue,
                     'local': local_gb,
                     'driver_type': driver_type,
+                    'vif_type': FLAGS.libvirt_vif_type,
                     'nics': nics,
                     'ebs_root': ebs_root,
                     'volumes': block_device_mapping}
 
-        if FLAGS.vnc_enabled:
-            if FLAGS.libvirt_type != 'lxc' or FLAGS.libvirt_type != 'uml':
-                xml_info['vncserver_host'] = FLAGS.vncserver_host
-                xml_info['vnc_keymap'] = FLAGS.vnc_keymap
+        if FLAGS.vnc_enabled and FLAGS.libvirt_type not in ('lxc', 'uml'):
+            xml_info['vncserver_host'] = FLAGS.vncserver_host
+            xml_info['vnc_keymap'] = FLAGS.vnc_keymap
         if not rescue:
             if instance['kernel_id']:
                 xml_info['kernel'] = xml_info['basepath'] + "/kernel"
@@ -1580,9 +1577,10 @@ class LibvirtConnection(driver.ComputeDriver):
         timer.f = wait_for_live_migration
         timer.start(interval=0.5, now=True)
 
-    def unfilter_instance(self, instance_ref):
+    def unfilter_instance(self, instance_ref, network_info):
         """See comments of same method in firewall_driver."""
-        self.firewall_driver.unfilter_instance(instance_ref)
+        self.firewall_driver.unfilter_instance(instance_ref,
+                                               network_info=network_info)
 
     def update_host_status(self):
         """See xenapi_conn.py implementation."""
diff --git a/nova/virt/libvirt/firewall.py b/nova/virt/libvirt/firewall.py
index 379197398..9ce57b6c9 100644
--- a/nova/virt/libvirt/firewall.py
+++ b/nova/virt/libvirt/firewall.py
@@ -46,7 +46,7 @@ class FirewallDriver(object):
         At this point, the instance isn't running yet."""
         raise NotImplementedError()
 
-    def unfilter_instance(self, instance):
+    def unfilter_instance(self, instance, network_info=None):
         """Stop filtering instance"""
         raise NotImplementedError()
 
@@ -300,9 +300,10 @@ class NWFilterFirewall(FirewallDriver):
         # execute in a native thread and block current greenthread until done
         tpool.execute(self._conn.nwfilterDefineXML, xml)
 
-    def unfilter_instance(self, instance):
+    def unfilter_instance(self, instance, network_info=None):
         """Clear out the nwfilter rules."""
-        network_info = netutils.get_network_info(instance)
+        if not network_info:
+            network_info = netutils.get_network_info(instance)
         instance_name = instance.name
         for (network, mapping) in network_info:
             nic_id = mapping['mac'].replace(':', '')
@@ -542,11 +543,11 @@ class IptablesFirewallDriver(FirewallDriver):
         """No-op. Everything is done in prepare_instance_filter"""
         pass
 
-    def unfilter_instance(self, instance):
+    def unfilter_instance(self, instance, network_info=None):
         if self.instances.pop(instance['id'], None):
             self.remove_filters_for_instance(instance)
             self.iptables.apply()
-            self.nwfilter.unfilter_instance(instance)
+            self.nwfilter.unfilter_instance(instance, network_info)
         else:
             LOG.info(_('Attempted to unfilter instance %s which is not '
                      'filtered'), instance['id'])
diff --git a/nova/virt/libvirt/netutils.py b/nova/virt/libvirt/netutils.py
index e5aaf7cec..041eacb2d 100644
--- a/nova/virt/libvirt/netutils.py
+++ b/nova/virt/libvirt/netutils.py
@@ -59,7 +59,7 @@ def get_network_info(instance):
     vifs = db.virtual_interface_get_by_instance(admin_context, instance['id'])
     networks = db.network_get_all_by_instance(admin_context,
                                               instance['id'])
-    flavor = db.instance_type_get_by_id(admin_context,
+    flavor = db.instance_type_get(admin_context,
                                         instance['instance_type_id'])
     network_info = []
 
@@ -91,9 +91,14 @@ def get_network_info(instance):
             'broadcast': network['broadcast'],
             'mac': vif['address'],
             'rxtx_cap': flavor['rxtx_cap'],
-            'dns': [network['dns']],
+            'dns': [],
             'ips': [ip_dict(ip) for ip in network_ips]}
 
+        if network['dns1']:
+            mapping['dns'].append(network['dns1'])
+        if network['dns2']:
+            mapping['dns'].append(network['dns2'])
+
         if FLAGS.use_ipv6:
             mapping['ip6s'] = [ip6_dict()]
             mapping['gateway6'] = network['gateway_v6']
diff --git a/nova/virt/libvirt/vif.py b/nova/virt/libvirt/vif.py
new file mode 100644
index 000000000..24d45d1a7
--- /dev/null
+++ b/nova/virt/libvirt/vif.py
@@ -0,0 +1,134 @@
+# vim: tabstop=4 shiftwidth=4 softtabstop=4
+
+# Copyright (C) 2011 Midokura KK
+# Copyright (C) 2011 Nicira, Inc
+# Copyright 2011 OpenStack LLC.
+# 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.
+
+"""VIF drivers for libvirt."""
+
+from nova import flags
+from nova import log as logging
+from nova.network import linux_net
+from nova.virt.libvirt import netutils
+from nova import utils
+from nova.virt.vif import VIFDriver
+
+LOG = logging.getLogger('nova.virt.libvirt.vif')
+
+FLAGS = flags.FLAGS
+
+flags.DEFINE_string('libvirt_ovs_bridge', 'br-int',
+                    'Name of Integration Bridge used by Open vSwitch')
+
+
+class LibvirtBridgeDriver(VIFDriver):
+    """VIF driver for Linux bridge."""
+
+    def _get_configurations(self, network, mapping):
+        """Get a dictionary of VIF configurations for bridge type."""
+        # Assume that the gateway also acts as the dhcp server.
+        gateway6 = mapping.get('gateway6')
+        mac_id = mapping['mac'].replace(':', '')
+
+        if FLAGS.allow_project_net_traffic:
+            template = "<parameter name=\"%s\"value=\"%s\" />\n"
+            net, mask = netutils.get_net_and_mask(network['cidr'])
+            values = [("PROJNET", net), ("PROJMASK", mask)]
+            if FLAGS.use_ipv6:
+                net_v6, prefixlen_v6 = netutils.get_net_and_prefixlen(
+                                           network['cidr_v6'])
+                values.extend([("PROJNETV6", net_v6),
+                               ("PROJMASKV6", prefixlen_v6)])
+
+            extra_params = "".join([template % value for value in values])
+        else:
+            extra_params = "\n"
+
+        result = {
+            'id': mac_id,
+            'bridge_name': network['bridge'],
+            'mac_address': mapping['mac'],
+            'ip_address': mapping['ips'][0]['ip'],
+            'dhcp_server': mapping['dhcp_server'],
+            'extra_params': extra_params,
+        }
+
+        if gateway6:
+            result['gateway6'] = gateway6 + "/128"
+
+        return result
+
+    def plug(self, instance, network, mapping):
+        """Ensure that the bridge exists, and add VIF to it."""
+        if (not network.get('multi_host') and
+            mapping.get('should_create_bridge')):
+            if mapping.get('should_create_vlan'):
+                LOG.debug(_('Ensuring vlan %(vlan)s and bridge %(bridge)s'),
+                          {'vlan': network['vlan'],
+                           'bridge': network['bridge']})
+                linux_net.ensure_vlan_bridge(network['vlan'],
+                                             network['bridge'],
+                                             network['bridge_interface'])
+            else:
+                LOG.debug(_("Ensuring bridge %s"), network['bridge'])
+                linux_net.ensure_bridge(network['bridge'],
+                                        network['bridge_interface'])
+
+        return self._get_configurations(network, mapping)
+
+    def unplug(self, instance, network, mapping):
+        """No manual unplugging required."""
+        pass
+
+
+class LibvirtOpenVswitchDriver(VIFDriver):
+    """VIF driver for Open vSwitch."""
+
+    def plug(self, instance, network, mapping):
+        vif_id = str(instance['id']) + "-" + str(network['id'])
+        dev = "tap-%s" % vif_id
+        iface_id = "nova-" + vif_id
+        if not linux_net._device_exists(dev):
+            utils.execute('sudo', 'ip', 'tuntap', 'add', dev, 'mode', 'tap')
+            utils.execute('sudo', 'ip', 'link', 'set', dev, 'up')
+        utils.execute('sudo', 'ovs-vsctl', '--', '--may-exist', 'add-port',
+                FLAGS.libvirt_ovs_bridge, dev,
+                '--', 'set', 'Interface', dev,
+                "external-ids:iface-id=%s" % iface_id,
+                '--', 'set', 'Interface', dev,
+                "external-ids:iface-status=active",
+                '--', 'set', 'Interface', dev,
+                "external-ids:attached-mac=%s" % mapping['mac'])
+
+        result = {
+            'script': '',
+            'name': dev,
+            'mac_address': mapping['mac']}
+        return result
+
+    def unplug(self, instance, network, mapping):
+        """Unplug the VIF from the network by deleting the port from
+        the bridge."""
+        vif_id = str(instance['id']) + "-" + str(network['id'])
+        dev = "tap-%s" % vif_id
+        try:
+            utils.execute('sudo', 'ovs-vsctl', 'del-port',
+                          FLAGS.flat_network_bridge, dev)
+            utils.execute('sudo', 'ip', 'link', 'delete', dev)
+        except:
+            LOG.warning(_("Failed while unplugging vif of instance '%s'"),
+                        instance['name'])
+            raise
diff --git a/nova/virt/vif.py b/nova/virt/vif.py
new file mode 100644
index 000000000..b78689957
--- /dev/null
+++ b/nova/virt/vif.py
@@ -0,0 +1,30 @@
+# vim: tabstop=4 shiftwidth=4 softtabstop=4
+
+# Copyright (C) 2011 Midokura KK
+# 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.
+
+"""VIF module common to all virt layers."""
+
+
+class VIFDriver(object):
+    """Abstract class that defines generic interfaces for all VIF drivers."""
+
+    def plug(self, instance, network, mapping):
+        """Plug VIF into network."""
+        raise NotImplementedError()
+
+    def unplug(self, instance, network, mapping):
+        """Unplug VIF from network."""
+        raise NotImplementedError()
diff --git a/nova/virt/vmwareapi/network_utils.py b/nova/virt/vmwareapi/network_utils.py
index e77842535..08e3bf0b1 100644
--- a/nova/virt/vmwareapi/network_utils.py
+++ b/nova/virt/vmwareapi/network_utils.py
@@ -45,10 +45,30 @@ def get_network_with_the_name(session, network_name="vmnet0"):
     networks = session._call_method(vim_util,

                        "get_properties_for_a_collection_of_objects",

                        "Network", vm_networks, ["summary.name"])

-    for network in networks:

-        if network.propSet[0].val == network_name:

-            return network.obj

-    return None

+    network_obj = {}

+    for network in vm_networks:

+        # Get network properties

+        if network._type == 'DistributedVirtualPortgroup':

+            props = session._call_method(vim_util,

+                        "get_dynamic_property", network,

+                        "DistributedVirtualPortgroup", "config")

+            # NOTE(asomya): This only works on ESXi if the port binding is

+            # set to ephemeral

+            if props.name == network_name:

+                network_obj['type'] = 'DistributedVirtualPortgroup'

+                network_obj['dvpg'] = props.key

+                network_obj['dvsw'] = props.distributedVirtualSwitch.value

+        else:

+            props = session._call_method(vim_util,

+                        "get_dynamic_property", network,

+                        "Network", "summary.name")

+            if props == network_name:

+                network_obj['type'] = 'Network'

+                network_obj['name'] = network_name

+    if (len(network_obj) > 0):

+        return network_obj

+    else:

+        return None

 

 

 def get_vswitch_for_vlan_interface(session, vlan_interface):

diff --git a/nova/virt/vmwareapi/vif.py b/nova/virt/vmwareapi/vif.py
new file mode 100644
index 000000000..b3e43b209
--- /dev/null
+++ b/nova/virt/vmwareapi/vif.py
@@ -0,0 +1,95 @@
+# vim: tabstop=4 shiftwidth=4 softtabstop=4
+
+# Copyright (c) 2011 Citrix Systems, Inc.
+# Copyright 2011 OpenStack LLC.
+#
+#    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.
+
+"""VIF drivers for VMWare."""
+
+from nova import db
+from nova import exception
+from nova import flags
+from nova import log as logging
+from nova import utils
+from nova.virt.vif import VIFDriver
+from nova.virt.vmwareapi_conn import VMWareAPISession
+from nova.virt.vmwareapi import network_utils
+
+
+LOG = logging.getLogger("nova.virt.vmwareapi.vif")
+
+FLAGS = flags.FLAGS
+
+
+class VMWareVlanBridgeDriver(VIFDriver):
+    """VIF Driver to setup bridge/VLAN networking using VMWare API."""
+
+    def plug(self, instance, network, mapping):
+        """Create a vlan and bridge unless they already exist."""
+        vlan_num = network['vlan']
+        bridge = network['bridge']
+        bridge_interface = network['bridge_interface']
+
+        # Open vmwareapi session
+        host_ip = FLAGS.vmwareapi_host_ip
+        host_username = FLAGS.vmwareapi_host_username
+        host_password = FLAGS.vmwareapi_host_password
+        if not host_ip or host_username is None or host_password is None:
+            raise Exception(_('Must specify vmwareapi_host_ip, '
+                              'vmwareapi_host_username '
+                              'and vmwareapi_host_password to use '
+                              'connection_type=vmwareapi'))
+        session = VMWareAPISession(host_ip, host_username, host_password,
+                                   FLAGS.vmwareapi_api_retry_count)
+        vlan_interface = bridge_interface
+        # Check if the vlan_interface physical network adapter exists on the
+        # host.
+        if not network_utils.check_if_vlan_interface_exists(session,
+                                                            vlan_interface):
+            raise exception.NetworkAdapterNotFound(adapter=vlan_interface)
+
+        # Get the vSwitch associated with the Physical Adapter
+        vswitch_associated = network_utils.get_vswitch_for_vlan_interface(
+                                            session, vlan_interface)
+        if vswitch_associated is None:
+            raise exception.SwicthNotFoundForNetworkAdapter(
+                adapter=vlan_interface)
+        # Check whether bridge already exists and retrieve the the ref of the
+        # network whose name_label is "bridge"
+        network_ref = network_utils.get_network_with_the_name(session, bridge)
+        if network_ref is None:
+            # Create a port group on the vSwitch associated with the
+            # vlan_interface corresponding physical network adapter on the ESX
+            # host.
+            network_utils.create_port_group(session, bridge,
+                                            vswitch_associated, vlan_num)
+        else:
+            # Get the vlan id and vswitch corresponding to the port group
+            pg_vlanid, pg_vswitch = \
+                network_utils.get_vlanid_and_vswitch_for_portgroup(session,
+                                                                   bridge)
+
+            # Check if the vswitch associated is proper
+            if pg_vswitch != vswitch_associated:
+                raise exception.InvalidVLANPortGroup(
+                    bridge=bridge, expected=vswitch_associated,
+                    actual=pg_vswitch)
+
+            # Check if the vlan id is proper for the port group
+            if pg_vlanid != vlan_num:
+                raise exception.InvalidVLANTag(bridge=bridge, tag=vlan_num,
+                                               pgroup=pg_vlanid)
+
+    def unplug(self, instance, network, mapping):
+        pass
diff --git a/nova/virt/vmwareapi/vm_util.py b/nova/virt/vmwareapi/vm_util.py
index 1638149f1..55578dd3c 100644
--- a/nova/virt/vmwareapi/vm_util.py
+++ b/nova/virt/vmwareapi/vm_util.py
@@ -40,7 +40,7 @@ def split_datastore_path(datastore_path):
 

 def get_vm_create_spec(client_factory, instance, data_store_name,

                        network_name="vmnet0",

-                       os_type="otherGuest"):

+                       os_type="otherGuest", network_ref=None):

     """Builds the VM Create spec."""

     config_spec = client_factory.create('ns0:VirtualMachineConfigSpec')

     config_spec.name = instance.name

@@ -93,7 +93,8 @@ def create_controller_spec(client_factory, key):
     return virtual_device_config

 

 

-def create_network_spec(client_factory, network_name, mac_address):

+def create_network_spec(client_factory, network_name, mac_address,

+                        network_ref=None):

     """

     Builds a config spec for the addition of a new network

     adapter to the VM.

@@ -105,9 +106,24 @@ def create_network_spec(client_factory, network_name, mac_address):
     # Get the recommended card type for the VM based on the guest OS of the VM

     net_device = client_factory.create('ns0:VirtualPCNet32')

 

-    backing = \

-        client_factory.create('ns0:VirtualEthernetCardNetworkBackingInfo')

-    backing.deviceName = network_name

+    # NOTE(asomya): Only works on ESXi if the portgroup binding is set to

+    # ephemeral. Invalid configuration if set to static and the NIC does

+    # not come up on boot if set to dynamic.

+    backing = None

+    if (network_ref['type'] == "DistributedVirtualPortgroup"):

+        backing_name = \

+         'ns0:VirtualEthernetCardDistributedVirtualPortBackingInfo'

+        backing = \

+         client_factory.create(backing_name)

+        portgroup = \

+         client_factory.create('ns0:DistributedVirtualSwitchPortConnection')

+        portgroup.switchUuid = network_ref['dvsw']

+        portgroup.portgroupKey = network_ref['dvpg']

+        backing.port = portgroup

+    else:

+        backing = \

+         client_factory.create('ns0:VirtualEthernetCardNetworkBackingInfo')

+        backing.deviceName = network_name

 

     connectable_spec = \

         client_factory.create('ns0:VirtualDeviceConnectInfo')

@@ -278,9 +294,11 @@ def get_dummy_vm_create_spec(client_factory, name, data_store_name):
     return config_spec

 

 

-def get_machine_id_change_spec(client_factory, mac, ip_addr, netmask, gateway):

+def get_machine_id_change_spec(client_factory, mac, ip_addr, netmask,

+                               gateway, broadcast, dns):

     """Builds the machine id change config spec."""

-    machine_id_str = "%s;%s;%s;%s" % (mac, ip_addr, netmask, gateway)

+    machine_id_str = "%s;%s;%s;%s;%s;%s" % (mac, ip_addr, netmask,

+                                            gateway, broadcast, dns)

     virtual_machine_config_spec = \

         client_factory.create('ns0:VirtualMachineConfigSpec')

 

diff --git a/nova/virt/vmwareapi/vmops.py b/nova/virt/vmwareapi/vmops.py
index 94d9e6226..7e7d2dac3 100644
--- a/nova/virt/vmwareapi/vmops.py
+++ b/nova/virt/vmwareapi/vmops.py
@@ -31,6 +31,7 @@ from nova import db
 from nova import exception

 from nova import flags

 from nova import log as logging

+from nova import utils

 from nova.compute import power_state

 from nova.virt.vmwareapi import vim_util

 from nova.virt.vmwareapi import vm_util

@@ -38,6 +39,10 @@ from nova.virt.vmwareapi import vmware_images
 from nova.virt.vmwareapi import network_utils

 

 FLAGS = flags.FLAGS

+flags.DEFINE_string('vmware_vif_driver',

+                    'nova.virt.vmwareapi.vif.VMWareVlanBridgeDriver',

+                    'The VMWare VIF driver to configure the VIFs.')

+

 LOG = logging.getLogger("nova.virt.vmwareapi.vmops")

 

 VMWARE_POWER_STATES = {

@@ -52,6 +57,7 @@ class VMWareVMOps(object):
     def __init__(self, session):

         """Initializer."""

         self._session = session

+        self._vif_driver = utils.import_object(FLAGS.vmware_vif_driver)

 

     def _wait_with_callback(self, instance_id, task, callback):

         """Waits for the task to finish and does a callback after."""

@@ -83,7 +89,7 @@ class VMWareVMOps(object):
         LOG.debug(_("Got total of %s instances") % str(len(lst_vm_names)))

         return lst_vm_names

 

-    def spawn(self, instance):

+    def spawn(self, instance, network_info):

         """

         Creates a VM instance.

 

@@ -116,8 +122,10 @@ class VMWareVMOps(object):
                                                         net_name)

             if network_ref is None:

                 raise exception.NetworkNotFoundForBridge(bridge=net_name)

+            return network_ref

 

-        _check_if_network_bridge_exists()

+        self.plug_vifs(instance, network_info)

+        network_obj = _check_if_network_bridge_exists()

 

         def _get_datastore_ref():

             """Get the datastore list and choose the first local storage."""

@@ -175,8 +183,10 @@ class VMWareVMOps(object):
         vm_folder_mor, res_pool_mor = _get_vmfolder_and_res_pool_mors()

 

         # Get the create vm config spec

-        config_spec = vm_util.get_vm_create_spec(client_factory, instance,

-                                data_store_name, net_name, os_type)

+        config_spec = vm_util.get_vm_create_spec(

+                            client_factory, instance,

+                            data_store_name, net_name, os_type,

+                            network_obj)

 

         def _execute_create_vm():

             """Create VM on ESX host."""

@@ -472,11 +482,14 @@ class VMWareVMOps(object):
 

         _clean_temp_data()

 

-    def reboot(self, instance):

+    def reboot(self, instance, network_info):

         """Reboot a VM instance."""

         vm_ref = self._get_vm_ref_from_the_name(instance.name)

         if vm_ref is None:

             raise exception.InstanceNotFound(instance_id=instance.id)

+

+        self.plug_vifs(instance, network_info)

+

         lst_properties = ["summary.guest.toolsStatus", "runtime.powerState",

                           "summary.guest.toolsRunningStatus"]

         props = self._session._call_method(vim_util, "get_object_properties",

@@ -514,7 +527,7 @@ class VMWareVMOps(object):
             self._session._wait_for_task(instance.id, reset_task)

             LOG.debug(_("Did hard reboot of VM %s") % instance.name)

 

-    def destroy(self, instance):

+    def destroy(self, instance, network_info):

         """

         Destroy a VM instance. Steps followed are:

         1. Power off the VM, if it is in poweredOn state.

@@ -560,6 +573,8 @@ class VMWareVMOps(object):
                 LOG.warn(_("In vmwareapi:vmops:destroy, got this exception"

                            " while un-registering the VM: %s") % str(excep))

 

+            self._unplug_vifs(instance, network_info)

+

             # Delete the folder holding the VM related content on

             # the datastore.

             try:

@@ -718,13 +733,17 @@ class VMWareVMOps(object):
 

         net_mask = network["netmask"]

         gateway = network["gateway"]

+        broadcast = network["broadcast"]

+        dns = network["dns"]

+

         addresses = db.instance_get_fixed_addresses(admin_context,

                                                     instance['id'])

         ip_addr = addresses[0] if addresses else None

 

         machine_id_chanfge_spec = \

             vm_util.get_machine_id_change_spec(client_factory, mac_address,

-                                        ip_addr, net_mask, gateway)

+                                               ip_addr, net_mask, gateway,

+                                               broadcast, dns)

         LOG.debug(_("Reconfiguring VM instance %(name)s to set the machine id "

                   "with ip - %(ip_addr)s") %

                   ({'name': instance.name,

@@ -784,3 +803,13 @@ class VMWareVMOps(object):
             if vm.propSet[0].val == vm_name:

                 return vm.obj

         return None

+

+    def plug_vifs(self, instance, network_info):

+        """Plug VIFs into networks."""

+        for (network, mapping) in network_info:

+            self._vif_driver.plug(instance, network, mapping)

+

+    def _unplug_vifs(self, instance, network_info):

+        """Unplug VIFs from networks."""

+        for (network, mapping) in network_info:

+            self._vif_driver.unplug(instance, network, mapping)

diff --git a/nova/virt/vmwareapi_conn.py b/nova/virt/vmwareapi_conn.py
index d80e14931..ce57847b2 100644
--- a/nova/virt/vmwareapi_conn.py
+++ b/nova/virt/vmwareapi_conn.py
@@ -124,21 +124,21 @@ class VMWareESXConnection(driver.ComputeDriver):
         """List VM instances."""

         return self._vmops.list_instances()

 

-    def spawn(self, instance, network_info=None, block_device_mapping=None):

+    def spawn(self, instance, network_info, block_device_mapping=None):

         """Create VM instance."""

-        self._vmops.spawn(instance)

+        self._vmops.spawn(instance, network_info)

 

     def snapshot(self, instance, name):

         """Create snapshot from a running VM instance."""

         self._vmops.snapshot(instance, name)

 

-    def reboot(self, instance):

+    def reboot(self, instance, network_info):

         """Reboot VM instance."""

-        self._vmops.reboot(instance)

+        self._vmops.reboot(instance, network_info)

 

-    def destroy(self, instance):

+    def destroy(self, instance, network_info):

         """Destroy VM instance."""

-        self._vmops.destroy(instance)

+        self._vmops.destroy(instance, network_info)

 

     def pause(self, instance, callback):

         """Pause VM instance."""

@@ -194,6 +194,10 @@ class VMWareESXConnection(driver.ComputeDriver):
         """Sets the specified host's ability to accept new instances."""

         pass

 

+    def plug_vifs(self, instance, network_info):

+        """Plugs in VIFs to networks."""

+        self._vmops.plug_vifs(instance, network_info)

+

 

 class VMWareAPISession(object):

     """

diff --git a/nova/virt/xenapi/vif.py b/nova/virt/xenapi/vif.py
new file mode 100644
index 000000000..527602243
--- /dev/null
+++ b/nova/virt/xenapi/vif.py
@@ -0,0 +1,140 @@
+# vim: tabstop=4 shiftwidth=4 softtabstop=4
+
+# Copyright (c) 2011 Citrix Systems, Inc.
+# Copyright 2011 OpenStack LLC.
+# Copyright (C) 2011 Nicira, Inc
+# 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.
+
+"""VIF drivers for XenAPI."""
+
+from nova import flags
+from nova import log as logging
+from nova.virt.vif import VIFDriver
+from nova.virt.xenapi.network_utils import NetworkHelper
+
+FLAGS = flags.FLAGS
+flags.DEFINE_string('xenapi_ovs_integration_bridge', 'xapi1',
+                'Name of Integration Bridge used by Open vSwitch')
+
+LOG = logging.getLogger("nova.virt.xenapi.vif")
+
+
+class XenAPIBridgeDriver(VIFDriver):
+    """VIF Driver for XenAPI that uses XenAPI to create Networks."""
+
+    def plug(self, xenapi_session, vm_ref, instance, device, network,
+                                                    network_mapping):
+        if network_mapping.get('should_create_vlan'):
+            network_ref = self.ensure_vlan_bridge(xenapi_session, network)
+        else:
+            network_ref = NetworkHelper.find_network_with_bridge(
+                                        xenapi_session, network['bridge'])
+        rxtx_cap = network_mapping.pop('rxtx_cap')
+        vif_rec = {}
+        vif_rec['device'] = str(device)
+        vif_rec['network'] = network_ref
+        vif_rec['VM'] = vm_ref
+        vif_rec['MAC'] = network_mapping['mac']
+        vif_rec['MTU'] = '1500'
+        vif_rec['other_config'] = {}
+        vif_rec['qos_algorithm_type'] = "ratelimit" if rxtx_cap else ''
+        vif_rec['qos_algorithm_params'] = \
+                {"kbps": str(rxtx_cap * 1024)} if rxtx_cap else {}
+        return vif_rec
+
+    def ensure_vlan_bridge(self, xenapi_session, network):
+        """Ensure that a VLAN bridge exists"""
+
+        vlan_num = network['vlan']
+        bridge = network['bridge']
+        bridge_interface = network['bridge_interface']
+        # Check whether bridge already exists
+        # Retrieve network whose name_label is "bridge"
+        network_ref = NetworkHelper.find_network_with_name_label(
+                                        xenapi_session, bridge)
+        if network_ref is None:
+            # If bridge does not exists
+            # 1 - create network
+            description = 'network for nova bridge %s' % bridge
+            network_rec = {'name_label': bridge,
+                       'name_description': description,
+                       'other_config': {}}
+            network_ref = xenapi_session.call_xenapi('network.create',
+                                                        network_rec)
+            # 2 - find PIF for VLAN NOTE(salvatore-orlando): using double
+            # quotes inside single quotes as xapi filter only support
+            # tokens in double quotes
+            expr = 'field "device" = "%s" and \
+                field "VLAN" = "-1"' % bridge_interface
+            pifs = xenapi_session.call_xenapi('PIF.get_all_records_where',
+                                                                    expr)
+            pif_ref = None
+            # Multiple PIF are ok: we are dealing with a pool
+            if len(pifs) == 0:
+                raise Exception(_('Found no PIF for device %s') % \
+                                        bridge_interface)
+            for pif_ref in pifs.keys():
+                xenapi_session.call_xenapi('VLAN.create',
+                                pif_ref,
+                                str(vlan_num),
+                                network_ref)
+        else:
+            # Check VLAN tag is appropriate
+            network_rec = xenapi_session.call_xenapi('network.get_record',
+                                                            network_ref)
+            # Retrieve PIFs from network
+            for pif_ref in network_rec['PIFs']:
+                # Retrieve VLAN from PIF
+                pif_rec = xenapi_session.call_xenapi('PIF.get_record',
+                                                                pif_ref)
+                pif_vlan = int(pif_rec['VLAN'])
+                # Raise an exception if VLAN != vlan_num
+                if pif_vlan != vlan_num:
+                    raise Exception(_(
+                                "PIF %(pif_rec['uuid'])s for network "
+                                "%(bridge)s has VLAN id %(pif_vlan)d. "
+                                "Expected %(vlan_num)d") % locals())
+
+        return network_ref
+
+    def unplug(self, instance, network, mapping):
+        pass
+
+
+class XenAPIOpenVswitchDriver(VIFDriver):
+    """VIF driver for Open vSwitch with XenAPI."""
+
+    def plug(self, xenapi_session, vm_ref, instance, device, network,
+                                                    network_mapping):
+        # with OVS model, always plug into an OVS integration bridge
+        # that is already created
+        network_ref = NetworkHelper.find_network_with_bridge(xenapi_session,
+                                        FLAGS.xenapi_ovs_integration_bridge)
+        vif_rec = {}
+        vif_rec['device'] = str(device)
+        vif_rec['network'] = network_ref
+        vif_rec['VM'] = vm_ref
+        vif_rec['MAC'] = network_mapping['mac']
+        vif_rec['MTU'] = '1500'
+        vif_id = "nova-" + str(instance['id']) + "-" + str(network['id'])
+        vif_rec['qos_algorithm_type'] = ""
+        vif_rec['qos_algorithm_params'] = {}
+        # OVS on the hypervisor monitors this key and uses it to
+        # set the iface-id attribute
+        vif_rec['other_config'] = {"nicira-iface-id": vif_id}
+        return vif_rec
+
+    def unplug(self, instance, network, mapping):
+        pass
diff --git a/nova/virt/xenapi/vm_utils.py b/nova/virt/xenapi/vm_utils.py
index 71107aff4..62863c6d8 100644
--- a/nova/virt/xenapi/vm_utils.py
+++ b/nova/virt/xenapi/vm_utils.py
@@ -283,28 +283,6 @@ class VMHelper(HelperBase):
             raise StorageError(_('Unable to destroy VDI %s') % vdi_ref)
 
     @classmethod
-    def create_vif(cls, session, vm_ref, network_ref, mac_address,
-                   dev, rxtx_cap=0):
-        """Create a VIF record.  Returns a Deferred that gives the new
-        VIF reference."""
-        vif_rec = {}
-        vif_rec['device'] = str(dev)
-        vif_rec['network'] = network_ref
-        vif_rec['VM'] = vm_ref
-        vif_rec['MAC'] = mac_address
-        vif_rec['MTU'] = '1500'
-        vif_rec['other_config'] = {}
-        vif_rec['qos_algorithm_type'] = "ratelimit" if rxtx_cap else ''
-        vif_rec['qos_algorithm_params'] = \
-                {"kbps": str(rxtx_cap * 1024)} if rxtx_cap else {}
-        LOG.debug(_('Creating VIF for VM %(vm_ref)s,'
-                ' network %(network_ref)s.') % locals())
-        vif_ref = session.call_xenapi('VIF.create', vif_rec)
-        LOG.debug(_('Created VIF %(vif_ref)s for VM %(vm_ref)s,'
-                ' network %(network_ref)s.') % locals())
-        return vif_ref
-
-    @classmethod
     def create_vdi(cls, session, sr_ref, name_label, virtual_size, read_only):
         """Create a VDI record and returns its reference."""
         vdi_ref = session.get_xenapi().VDI.create(
diff --git a/nova/virt/xenapi/vmops.py b/nova/virt/xenapi/vmops.py
index c332c27b0..0473abb97 100644
--- a/nova/virt/xenapi/vmops.py
+++ b/nova/virt/xenapi/vmops.py
@@ -52,6 +52,9 @@ FLAGS = flags.FLAGS
 flags.DEFINE_integer('windows_version_timeout', 300,
                      'number of seconds to wait for windows agent to be '
                      'fully operational')
+flags.DEFINE_string('xenapi_vif_driver',
+                    'nova.virt.xenapi.vif.XenAPIBridgeDriver',
+                    'The XenAPI VIF driver using XenServer Network APIs.')
 
 
 def cmp_version(a, b):
@@ -78,6 +81,7 @@ class VMOps(object):
         self._session = session
         self.poll_rescue_last_ran = None
         VMHelper.XenAPI = self.XenAPI
+        self.vif_driver = utils.import_object(FLAGS.xenapi_vif_driver)
 
     def list_instances(self):
         """List VM instances."""
@@ -255,7 +259,7 @@ class VMOps(object):
             VMHelper.preconfigure_instance(self._session, instance,
                                            first_vdi_ref, network_info)
 
-        self.create_vifs(vm_ref, network_info)
+        self.create_vifs(vm_ref, instance, network_info)
         self.inject_network_info(instance, network_info, vm_ref)
         return vm_ref
 
@@ -340,6 +344,7 @@ class VMOps(object):
                     _check_agent_version()
                     _inject_files()
                     _set_admin_password()
+                    self.reset_network(instance, vm_ref)
                     return True
             except Exception, exc:
                 LOG.warn(exc)
@@ -349,9 +354,6 @@ class VMOps(object):
 
         timer.f = _wait_for_boot
 
-        # call to reset network to configure network from xenstore
-        self.reset_network(instance, vm_ref)
-
         return timer.start(interval=0.5, now=True)
 
     def _handle_spawn_error(self, vdis, spawn_error):
@@ -469,7 +471,7 @@ class VMOps(object):
                     self._session, instance, template_vdi_uuids, image_id)
         finally:
             if template_vm_ref:
-                self._destroy(instance, template_vm_ref,
+                self._destroy(instance, template_vm_ref, None,
                         shutdown=False, destroy_kernel_ramdisk=False)
 
         logging.debug(_("Finished snapshot and upload for VM %s"), instance)
@@ -839,7 +841,7 @@ class VMOps(object):
 
         self._session.call_xenapi("Async.VM.destroy", rescue_vm_ref)
 
-    def destroy(self, instance):
+    def destroy(self, instance, network_info):
         """Destroy VM instance.
 
         This is the method exposed by xenapi_conn.destroy(). The rest of the
@@ -849,9 +851,9 @@ class VMOps(object):
         instance_id = instance.id
         LOG.info(_("Destroying VM for Instance %(instance_id)s") % locals())
         vm_ref = VMHelper.lookup(self._session, instance.name)
-        return self._destroy(instance, vm_ref, shutdown=True)
+        return self._destroy(instance, vm_ref, network_info, shutdown=True)
 
-    def _destroy(self, instance, vm_ref, shutdown=True,
+    def _destroy(self, instance, vm_ref, network_info, shutdown=True,
                  destroy_kernel_ramdisk=True):
         """Destroys VM instance by performing:
 
@@ -873,6 +875,10 @@ class VMOps(object):
             self._destroy_kernel_ramdisk(instance, vm_ref)
         self._destroy_vm(instance, vm_ref)
 
+        if network_info:
+            for (network, mapping) in network_info:
+                self.vif_driver.unplug(instance, network, mapping)
+
     def _wait_with_callback(self, instance_id, task, callback):
         ret = None
         try:
@@ -1068,7 +1074,7 @@ class VMOps(object):
                 # catch KeyError for domid if instance isn't running
                 pass
 
-    def create_vifs(self, vm_ref, network_info):
+    def create_vifs(self, vm_ref, instance, network_info):
         """Creates vifs for an instance."""
 
         logging.debug(_("creating vif(s) for vm: |%s|"), vm_ref)
@@ -1077,14 +1083,19 @@ class VMOps(object):
         self._session.get_xenapi().VM.get_record(vm_ref)
 
         for device, (network, info) in enumerate(network_info):
-            mac_address = info['mac']
-            bridge = network['bridge']
-            rxtx_cap = info.pop('rxtx_cap')
-            network_ref = \
-                NetworkHelper.find_network_with_bridge(self._session,
-                                                       bridge)
-            VMHelper.create_vif(self._session, vm_ref, network_ref,
-                                mac_address, device, rxtx_cap)
+            vif_rec = self.vif_driver.plug(self._session,
+                    vm_ref, instance, device, network, info)
+            network_ref = vif_rec['network']
+            LOG.debug(_('Creating VIF for VM %(vm_ref)s,' \
+                ' network %(network_ref)s.') % locals())
+            vif_ref = self._session.call_xenapi('VIF.create', vif_rec)
+            LOG.debug(_('Created VIF %(vif_ref)s for VM %(vm_ref)s,'
+                ' network %(network_ref)s.') % locals())
+
+    def plug_vifs(instance, network_info):
+        """Set up VIF networking on the host."""
+        for (network, mapping) in network_info:
+            self.vif_driver.plug(self._session, instance, network, mapping)
 
     def reset_network(self, instance, vm_ref=None):
         """Creates uuid arg to pass to make_agent_call and calls it."""
diff --git a/nova/virt/xenapi_conn.py b/nova/virt/xenapi_conn.py
index ec8c44c1c..7c355a55b 100644
--- a/nova/virt/xenapi_conn.py
+++ b/nova/virt/xenapi_conn.py
@@ -210,7 +210,7 @@ class XenAPIConnection(driver.ComputeDriver):
         """ Create snapshot from a running VM instance """
         self._vmops.snapshot(instance, image_id)
 
-    def reboot(self, instance):
+    def reboot(self, instance, network_info):
         """Reboot VM instance"""
         self._vmops.reboot(instance)
 
@@ -224,9 +224,9 @@ class XenAPIConnection(driver.ComputeDriver):
         """
         self._vmops.inject_file(instance, b64_path, b64_contents)
 
-    def destroy(self, instance):
+    def destroy(self, instance, network_info):
         """Destroy VM instance"""
-        self._vmops.destroy(instance)
+        self._vmops.destroy(instance, network_info)
 
     def pause(self, instance, callback):
         """Pause VM instance"""
@@ -249,11 +249,11 @@ class XenAPIConnection(driver.ComputeDriver):
         """resume the specified instance"""
         self._vmops.resume(instance, callback)
 
-    def rescue(self, instance, callback):
+    def rescue(self, instance, callback, network_info):
         """Rescue the specified instance"""
         self._vmops.rescue(instance, callback)
 
-    def unrescue(self, instance, callback):
+    def unrescue(self, instance, callback, network_info):
         """Unrescue the specified instance"""
         self._vmops.unrescue(instance, callback)
 
@@ -269,6 +269,9 @@ class XenAPIConnection(driver.ComputeDriver):
         """inject network info for specified instance"""
         self._vmops.inject_network_info(instance, network_info)
 
+    def plug_vifs(self, instance_ref, network_info):
+        self._vmops.plug_vifs(instance_ref, network_info)
+
     def get_info(self, instance_id):
         """Return data about VM instance"""
         return self._vmops.get_info(instance_id)
@@ -322,7 +325,7 @@ class XenAPIConnection(driver.ComputeDriver):
         """This method is supported only by libvirt."""
         return
 
-    def unfilter_instance(self, instance_ref):
+    def unfilter_instance(self, instance_ref, network_info):
         """This method is supported only by libvirt."""
         raise NotImplementedError('This method is supported only by libvirt.')
 
diff --git a/nova/volume/api.py b/nova/volume/api.py
index cfc274c77..52b3a9fed 100644
--- a/nova/volume/api.py
+++ b/nova/volume/api.py
@@ -52,7 +52,7 @@ class API(base.Base):
 
         if quota.allowed_volumes(context, 1, size) < 1:
             pid = context.project_id
-            LOG.warn(_("Quota exceeeded for %(pid)s, tried to create"
+            LOG.warn(_("Quota exceeded for %(pid)s, tried to create"
                     " %(size)sG volume") % locals())
             raise quota.QuotaError(_("Volume quota exceeded. You cannot "
                                      "create a volume of size %sG") % size)