113 lines
4.2 KiB
Python
113 lines
4.2 KiB
Python
# Copyright 2013 Rackspace Hosting
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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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from webob import exc
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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.i18n import _
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from nova import utils
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ALIAS = "os-instance-actions"
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authorize = extensions.os_compute_authorizer(ALIAS)
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soft_authorize = extensions.os_compute_soft_authorizer(ALIAS)
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ACTION_KEYS = ['action', 'instance_uuid', 'request_id', 'user_id',
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'project_id', 'start_time', 'message']
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EVENT_KEYS = ['event', 'start_time', 'finish_time', 'result', 'traceback']
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class InstanceActionsController(wsgi.Controller):
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def __init__(self):
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super(InstanceActionsController, self).__init__()
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self.compute_api = compute.API()
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self.action_api = compute.InstanceActionAPI()
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def _format_action(self, action_raw):
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action = {}
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for key in ACTION_KEYS:
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action[key] = action_raw.get(key)
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return action
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def _format_event(self, event_raw):
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event = {}
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for key in EVENT_KEYS:
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event[key] = event_raw.get(key)
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return event
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@wsgi.Controller.api_version("2.1", "2.20")
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def _get_instance(self, req, context, server_id):
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return common.get_instance(self.compute_api, context, server_id)
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@wsgi.Controller.api_version("2.21") # noqa
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def _get_instance(self, req, context, server_id):
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with utils.temporary_mutation(context, read_deleted='yes'):
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return common.get_instance(self.compute_api, context, server_id)
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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 actions recorded for a given instance."""
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context = req.environ["nova.context"]
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instance = self._get_instance(req, context, server_id)
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authorize(context, target=instance)
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actions_raw = self.action_api.actions_get(context, instance)
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actions = [self._format_action(action) for action in actions_raw]
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return {'instanceActions': actions}
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@extensions.expected_errors(404)
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def show(self, req, server_id, id):
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"""Return data about the given instance action."""
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context = req.environ['nova.context']
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instance = self._get_instance(req, context, server_id)
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authorize(context, target=instance)
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action = self.action_api.action_get_by_request_id(context, instance,
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id)
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if action is None:
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msg = _("Action %s not found") % id
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raise exc.HTTPNotFound(explanation=msg)
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action_id = action['id']
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action = self._format_action(action)
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if soft_authorize(context, action='events'):
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events_raw = self.action_api.action_events_get(context, instance,
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action_id)
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action['events'] = [self._format_event(evt) for evt in events_raw]
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return {'instanceAction': action}
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class InstanceActions(extensions.V21APIExtensionBase):
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"""View a log of actions and events taken on an instance."""
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name = "InstanceActions"
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alias = ALIAS
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version = 1
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def get_resources(self):
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ext = extensions.ResourceExtension(ALIAS,
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InstanceActionsController(),
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parent=dict(
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member_name='server',
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collection_name='servers'))
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return [ext]
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def get_controller_extensions(self):
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"""It's an abstract function V21APIExtensionBase and the extension
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will not be loaded without it.
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"""
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return []
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