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OpenStack Study: extensionattribute.py**** CubicPower OpenStack Study ****
# vim: tabstop=4 shiftwidth=4 softtabstop=4 # Copyright 2013 VMware, 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. # # @author: Kaiwei Fan, VMware, Inc # from abc import abstractmethod from neutron.api import extensions from neutron.api.v2 import base from neutron import manager from neutron import quota # Attribute Map RESOURCE_ATTRIBUTE_MAP = { 'ext_test_resources': { 'id': {'allow_post': False, 'allow_put': False, 'validate': {'type:uuid': None}, 'is_visible': True}, 'name': {'allow_post': True, 'allow_put': True, 'validate': {'type:string': None}, 'is_visible': True, 'default': ''}, 'tenant_id': {'allow_post': True, 'allow_put': False, 'required_by_policy': True, 'validate': {'type:string': None}, 'is_visible': True}, } }
**** CubicPower OpenStack Study **** class Extensionattribute(extensions.ExtensionDescriptor): @classmethod
**** CubicPower OpenStack Study **** def get_name(cls): return "Extension Test Resource" @classmethod
**** CubicPower OpenStack Study **** def get_alias(cls): return "ext-obj-test" @classmethod
**** CubicPower OpenStack Study **** def get_description(cls): return "Extension Test Resource" @classmethod
**** CubicPower OpenStack Study **** def get_namespace(cls): return "" @classmethod
**** CubicPower OpenStack Study **** def get_updated(cls): return "2013-02-05T10:00:00-00:00"
**** CubicPower OpenStack Study **** def update_attributes_map(self, attributes): super(Extensionattribute, self).update_attributes_map( attributes, extension_attrs_map=RESOURCE_ATTRIBUTE_MAP) @classmethod
**** CubicPower OpenStack Study **** def get_resources(cls): """Returns Ext Resources.""" exts = [] plugin = manager.NeutronManager.get_plugin() resource_name = 'ext_test_resource' collection_name = resource_name + "s" params = RESOURCE_ATTRIBUTE_MAP.get(collection_name, dict()) quota.QUOTAS.register_resource_by_name(resource_name) controller = base.create_resource(collection_name, resource_name, plugin, params, member_actions={}) ex = extensions.ResourceExtension(collection_name, controller, member_actions={}) exts.append(ex) return exts
**** CubicPower OpenStack Study **** def get_extended_resources(self, version): if version == "2.0": return RESOURCE_ATTRIBUTE_MAP else: return {}
**** CubicPower OpenStack Study **** class ExtensionObjectTestPluginBase(object): @abstractmethod
**** CubicPower OpenStack Study **** def create_ext_test_resource(self, context, router): pass @abstractmethod
**** CubicPower OpenStack Study **** def get_ext_test_resource(self, context, id, fields=None): pass
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