diff options
Diffstat (limited to 'nova/api')
| -rw-r--r-- | nova/api/openstack/__init__.py | 10 | ||||
| -rw-r--r-- | nova/api/openstack/create_instance_helper.py | 45 | ||||
| -rw-r--r-- | nova/api/openstack/image_metadata.py | 53 | ||||
| -rw-r--r-- | nova/api/openstack/wsgi.py | 42 |
4 files changed, 103 insertions, 47 deletions
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/create_instance_helper.py b/nova/api/openstack/create_instance_helper.py index 55c07ed81..f8317565e 100644 --- a/nova/api/openstack/create_instance_helper.py +++ b/nova/api/openstack/create_instance_helper.py @@ -285,7 +285,7 @@ class CreateInstanceHelper(object): return password -class ServerXMLDeserializer(wsgi.XMLDeserializer): +class ServerXMLDeserializer(wsgi.MetadataXMLDeserializer): """ Deserializer to handle xml-formatted server create requests. @@ -302,11 +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) @@ -314,49 +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/image_metadata.py b/nova/api/openstack/image_metadata.py index c0fc8c09b..ee181c924 100644 --- a/nova/api/openstack/image_metadata.py +++ b/nova/api/openstack/image_metadata.py @@ -96,8 +96,16 @@ 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'] @@ -110,6 +118,32 @@ class Controller(object): 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) @@ -143,6 +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] @@ -157,11 +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/wsgi.py b/nova/api/openstack/wsgi.py index c10cb3bc9..a28443d12 100644 --- a/nova/api/openstack/wsgi.py +++ b/nova/api/openstack/wsgi.py @@ -136,10 +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""" @@ -397,8 +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: @@ -444,7 +479,7 @@ 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)) @@ -455,7 +490,6 @@ class Resource(wsgi.Application): 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, |