91 lines
3.0 KiB
Python
91 lines
3.0 KiB
Python
# Copyright (C) 2011 Midokura KK
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# All Rights Reserved.
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#
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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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"""The virtual interfaces extension."""
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from nova.api.openstack import api_version_request
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from nova.api.openstack import common
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from nova.api.openstack import extensions
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from nova.api.openstack import wsgi
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from nova import compute
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from nova import network
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ALIAS = 'os-virtual-interfaces'
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authorize = extensions.os_compute_authorizer(ALIAS)
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def _translate_vif_summary_view(req, vif):
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"""Maps keys for VIF summary view."""
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d = {}
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d['id'] = vif.uuid
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d['mac_address'] = vif.address
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if api_version_request.is_supported(req, min_version='2.12'):
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d['net_id'] = vif.net_uuid
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# NOTE(gmann): This is for v2.1 compatible mode where response should be
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# same as v2 one.
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if req.is_legacy_v2():
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d['OS-EXT-VIF-NET:net_id'] = vif.net_uuid
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return d
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class ServerVirtualInterfaceController(wsgi.Controller):
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"""The instance VIF API controller for the OpenStack API.
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"""
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def __init__(self):
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self.compute_api = compute.API(skip_policy_check=True)
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self.network_api = network.API(skip_policy_check=True)
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super(ServerVirtualInterfaceController, self).__init__()
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def _items(self, req, server_id, entity_maker):
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"""Returns a list of VIFs, transformed through entity_maker."""
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context = req.environ['nova.context']
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authorize(context)
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instance = common.get_instance(self.compute_api, context, server_id)
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vifs = self.network_api.get_vifs_by_instance(context, instance)
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limited_list = common.limited(vifs, req)
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res = [entity_maker(req, vif) for vif in limited_list]
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return {'virtual_interfaces': res}
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@extensions.expected_errors((404))
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def index(self, req, server_id):
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"""Returns the list of VIFs for a given instance."""
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return self._items(req, server_id,
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entity_maker=_translate_vif_summary_view)
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class VirtualInterfaces(extensions.V21APIExtensionBase):
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"""Virtual interface support."""
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name = "VirtualInterfaces"
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alias = ALIAS
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version = 1
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def get_resources(self):
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resources = []
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res = extensions.ResourceExtension(
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ALIAS,
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controller=ServerVirtualInterfaceController(),
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parent=dict(member_name='server', collection_name='servers'))
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resources.append(res)
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return resources
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def get_controller_extensions(self):
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return []
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