91 lines
3.2 KiB
Python
91 lines
3.2 KiB
Python
#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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from neutron_lib.api import extensions as api_extensions
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from neutron_lib.plugins import directory
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from neutron.api import extensions
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from neutron.api.v2 import attributes
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from neutron.api.v2 import base
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from neutron.api.v2 import resource as api_resource
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from neutron.extensions import l3
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from neutron.extensions import tag as tag_base
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TAG_SUPPORTED_RESOURCES = {
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# We shouldn't add new resources here. If more resources need to be tagged,
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# we must add them in new extension.
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attributes.SUBNETS: attributes.SUBNET,
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attributes.PORTS: attributes.PORT,
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attributes.SUBNETPOOLS: attributes.SUBNETPOOL,
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l3.ROUTERS: l3.ROUTER,
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}
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class TagExtController(tag_base.TagController):
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def __init__(self):
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self.plugin = directory.get_plugin(tag_base.TAG_PLUGIN_TYPE)
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self.supported_resources = TAG_SUPPORTED_RESOURCES
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class Tag_ext(api_extensions.ExtensionDescriptor):
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"""Extension class supporting tags for ext resources."""
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@classmethod
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def get_name(cls):
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return ("Tag support for resources: %s"
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% ', '.join(TAG_SUPPORTED_RESOURCES.values()))
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@classmethod
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def get_alias(cls):
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return "tag-ext"
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@classmethod
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def get_description(cls):
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return "Extends tag support to more L2 and L3 resources."
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@classmethod
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def get_updated(cls):
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return "2017-01-01T00:00:00-00:00"
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@classmethod
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def get_resources(cls):
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"""Returns Ext Resources."""
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exts = []
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action_status = {'index': 200, 'show': 204, 'update': 201,
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'update_all': 200, 'delete': 204, 'delete_all': 204}
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controller = api_resource.Resource(TagExtController(),
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base.FAULT_MAP,
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action_status=action_status)
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collection_methods = {"delete_all": "DELETE",
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"update_all": "PUT"}
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exts = []
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for collection_name, member_name in TAG_SUPPORTED_RESOURCES.items():
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parent = {'member_name': member_name,
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'collection_name': collection_name}
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exts.append(extensions.ResourceExtension(
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tag_base.TAGS, controller, parent,
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collection_methods=collection_methods))
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return exts
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def get_optional_extensions(self):
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return ['router']
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def get_extended_resources(self, version):
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if version != "2.0":
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return {}
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EXTENDED_ATTRIBUTES_2_0 = {}
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for collection_name in TAG_SUPPORTED_RESOURCES:
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EXTENDED_ATTRIBUTES_2_0[collection_name] = (
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tag_base.TAG_ATTRIBUTE_MAP)
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return EXTENDED_ATTRIBUTES_2_0
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