nova/nova/api/openstack/compute/virtual_interfaces.py

77 lines
2.8 KiB
Python

# Copyright (C) 2011 Midokura KK
# 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.
"""The virtual interfaces extension."""
import webob
from nova.api.openstack import api_version_request
from nova.api.openstack import common
from nova.api.openstack import extensions
from nova.api.openstack import wsgi
from nova import compute
from nova.i18n import _
from nova import network
from nova.policies import virtual_interfaces as vif_policies
def _translate_vif_summary_view(req, vif):
"""Maps keys for VIF summary view."""
d = {}
d['id'] = vif.uuid
d['mac_address'] = vif.address
if api_version_request.is_supported(req, min_version='2.12'):
d['net_id'] = vif.net_uuid
# NOTE(gmann): This is for v2.1 compatible mode where response should be
# same as v2 one.
if req.is_legacy_v2():
d['OS-EXT-VIF-NET:net_id'] = vif.net_uuid
return d
class ServerVirtualInterfaceController(wsgi.Controller):
"""The instance VIF API controller for the OpenStack API.
This API is deprecated from the Microversion '2.44'.
"""
def __init__(self):
self.compute_api = compute.API()
self.network_api = network.API()
super(ServerVirtualInterfaceController, self).__init__()
def _items(self, req, server_id, entity_maker):
"""Returns a list of VIFs, transformed through entity_maker."""
context = req.environ['nova.context']
context.can(vif_policies.BASE_POLICY_NAME)
instance = common.get_instance(self.compute_api, context, server_id)
try:
vifs = self.network_api.get_vifs_by_instance(context, instance)
except NotImplementedError:
msg = _('Listing virtual interfaces is not supported by this '
'cloud.')
raise webob.exc.HTTPBadRequest(explanation=msg)
limited_list = common.limited(vifs, req)
res = [entity_maker(req, vif) for vif in limited_list]
return {'virtual_interfaces': res}
@wsgi.Controller.api_version("2.1", "2.43")
@extensions.expected_errors((400, 404))
def index(self, req, server_id):
"""Returns the list of VIFs for a given instance."""
return self._items(req, server_id,
entity_maker=_translate_vif_summary_view)