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OpenStack Study: __init__.py**** CubicPower OpenStack Study ****
# 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. """ WSGI middleware for OpenStack Compute API. """ from oslo.config import cfg import nova.api.openstack from nova.api.openstack.compute import consoles from nova.api.openstack.compute import extensions from nova.api.openstack.compute import flavors from nova.api.openstack.compute import image_metadata from nova.api.openstack.compute import images from nova.api.openstack.compute import ips from nova.api.openstack.compute import limits from nova.api.openstack.compute import plugins from nova.api.openstack.compute import server_metadata from nova.api.openstack.compute import servers from nova.api.openstack.compute import versions allow_instance_snapshots_opt = cfg.BoolOpt('allow_instance_snapshots', default=True, help='Permit instance snapshot operations.') CONF = cfg.CONF CONF.register_opt(allow_instance_snapshots_opt)
**** CubicPower OpenStack Study **** class APIRouter(nova.api.openstack.APIRouter): """Routes requests on the OpenStack API to the appropriate controller and method. """ ExtensionManager = extensions.ExtensionManager
**** CubicPower OpenStack Study **** def _setup_routes(self, mapper, ext_mgr, init_only): if init_only is None or 'versions' in init_only: self.resources['versions'] = versions.create_resource() mapper.connect("versions", "/", controller=self.resources['versions'], action='show', conditions={"method": ['GET']}) mapper.redirect("", "/") if init_only is None or 'consoles' in init_only: self.resources['consoles'] = consoles.create_resource() mapper.resource("console", "consoles", controller=self.resources['consoles'], parent_resource=dict(member_name='server', collection_name='servers')) if init_only is None or 'consoles' in init_only or \ 'servers' in init_only or 'ips' in init_only: self.resources['servers'] = servers.create_resource(ext_mgr) mapper.resource("server", "servers", controller=self.resources['servers'], collection={'detail': 'GET'}, member={'action': 'POST'}) if init_only is None or 'ips' in init_only: self.resources['ips'] = ips.create_resource() mapper.resource("ip", "ips", controller=self.resources['ips'], parent_resource=dict(member_name='server', collection_name='servers')) if init_only is None or 'images' in init_only: self.resources['images'] = images.create_resource() mapper.resource("image", "images", controller=self.resources['images'], collection={'detail': 'GET'}) if init_only is None or 'limits' in init_only: self.resources['limits'] = limits.create_resource() mapper.resource("limit", "limits", controller=self.resources['limits']) if init_only is None or 'flavors' in init_only: self.resources['flavors'] = flavors.create_resource() mapper.resource("flavor", "flavors", controller=self.resources['flavors'], collection={'detail': 'GET'}, member={'action': 'POST'}) if init_only is None or 'image_metadata' in init_only: self.resources['image_metadata'] = image_metadata.create_resource() image_metadata_controller = self.resources['image_metadata'] mapper.resource("image_meta", "metadata", controller=image_metadata_controller, parent_resource=dict(member_name='image', collection_name='images')) mapper.connect("metadata", "/{project_id}/images/{image_id}/metadata", controller=image_metadata_controller, action='update_all', conditions={"method": ['PUT']}) if init_only is None or 'server_metadata' in init_only: self.resources['server_metadata'] = \ server_metadata.create_resource() server_metadata_controller = self.resources['server_metadata'] mapper.resource("server_meta", "metadata", controller=server_metadata_controller, parent_resource=dict(member_name='server', collection_name='servers')) mapper.connect("metadata", "/{project_id}/servers/{server_id}/metadata", controller=server_metadata_controller, action='update_all', conditions={"method": ['PUT']})
**** CubicPower OpenStack Study **** class APIRouterV3(nova.api.openstack.APIRouterV3): """Routes requests on the OpenStack API to the appropriate controller and method. """
**** CubicPower OpenStack Study **** def __init__(self, init_only=None): self._loaded_extension_info = plugins.LoadedExtensionInfo() super(APIRouterV3, self).__init__(init_only)
**** CubicPower OpenStack Study **** def _register_extension(self, ext): return self.loaded_extension_info.register_extension(ext.obj) @property
**** CubicPower OpenStack Study **** def loaded_extension_info(self): return self._loaded_extension_info
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