nova/nova/api/openstack/compute/extended_status.py

72 lines
2.6 KiB
Python

# Copyright 2011 OpenStack Foundation
#
# 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 Extended Status Admin API extension."""
from nova.api.openstack import extensions
from nova.api.openstack import wsgi
ALIAS = "os-extended-status"
authorize = extensions.os_compute_soft_authorizer(ALIAS)
class ExtendedStatusController(wsgi.Controller):
def __init__(self, *args, **kwargs):
super(ExtendedStatusController, self).__init__(*args, **kwargs)
def _extend_server(self, server, instance):
# Note(gmann): Removed 'locked_by' from extended status
# to make it same as V2. If needed it can be added with
# microversion.
for state in ['task_state', 'vm_state', 'power_state']:
key = "%s:%s" % ('OS-EXT-STS', state)
server[key] = instance[state]
@wsgi.extends
def show(self, req, resp_obj, id):
context = req.environ['nova.context']
if authorize(context):
server = resp_obj.obj['server']
db_instance = req.get_db_instance(server['id'])
# server['id'] is guaranteed to be in the cache due to
# the core API adding it in its 'show' method.
self._extend_server(server, db_instance)
@wsgi.extends
def detail(self, req, resp_obj):
context = req.environ['nova.context']
if authorize(context):
servers = list(resp_obj.obj['servers'])
for server in servers:
db_instance = req.get_db_instance(server['id'])
# server['id'] is guaranteed to be in the cache due to
# the core API adding it in its 'detail' method.
self._extend_server(server, db_instance)
class ExtendedStatus(extensions.V21APIExtensionBase):
"""Extended Status support."""
name = "ExtendedStatus"
alias = ALIAS
version = 1
def get_controller_extensions(self):
controller = ExtendedStatusController()
extension = extensions.ControllerExtension(self, 'servers', controller)
return [extension]
def get_resources(self):
return []