80 lines
2.7 KiB
Python
80 lines
2.7 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 common
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from nova.api.openstack import extensions
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from nova import compute
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from nova import network
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authorize = extensions.extension_authorizer('compute', 'virtual_interfaces')
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def _translate_vif_summary_view(_context, 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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return d
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class ServerVirtualInterfaceController(object):
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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()
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self.network_api = network.API()
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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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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(context, vif) for vif in limited_list]
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return {'virtual_interfaces': res}
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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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authorize(req.environ['nova.context'])
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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 Virtual_interfaces(extensions.ExtensionDescriptor):
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"""Virtual interface support."""
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name = "VirtualInterfaces"
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alias = "os-virtual-interfaces"
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namespace = ("http://docs.openstack.org/compute/ext/"
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"virtual_interfaces/api/v1.1")
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updated = "2011-08-17T00:00:00Z"
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def get_resources(self):
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resources = []
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res = extensions.ResourceExtension(
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'os-virtual-interfaces',
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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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