nova/nova/api/openstack/compute/deferred_delete.py

67 lines
2.7 KiB
Python

# Copyright 2011 OpenStack Foundation
# 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 deferred instance delete extension."""
import webob
from nova.api.openstack import common
from nova.api.openstack import wsgi
from nova import compute
from nova import exception
from nova.policies import deferred_delete as dd_policies
class DeferredDeleteController(wsgi.Controller):
def __init__(self, *args, **kwargs):
super(DeferredDeleteController, self).__init__(*args, **kwargs)
self.compute_api = compute.API()
@wsgi.response(202)
@wsgi.expected_errors((403, 404, 409))
@wsgi.action('restore')
def _restore(self, req, id, body):
"""Restore a previously deleted instance."""
context = req.environ["nova.context"]
context.can(dd_policies.BASE_POLICY_NAME)
instance = common.get_instance(self.compute_api, context, id)
try:
self.compute_api.restore(context, instance)
except exception.InstanceUnknownCell as error:
raise webob.exc.HTTPNotFound(explanation=error.format_message())
except exception.QuotaError as error:
raise webob.exc.HTTPForbidden(explanation=error.format_message())
except exception.InstanceInvalidState as state_error:
common.raise_http_conflict_for_instance_invalid_state(state_error,
'restore', id)
@wsgi.response(202)
@wsgi.expected_errors((404, 409))
@wsgi.action('forceDelete')
def _force_delete(self, req, id, body):
"""Force delete of instance before deferred cleanup."""
context = req.environ["nova.context"]
instance = common.get_instance(self.compute_api, context, id)
context.can(dd_policies.BASE_POLICY_NAME,
target={'user_id': instance.user_id,
'project_id': instance.project_id})
try:
self.compute_api.force_delete(context, instance)
except (exception.InstanceNotFound,
exception.InstanceUnknownCell) as e:
raise webob.exc.HTTPNotFound(explanation=e.format_message())
except exception.InstanceIsLocked as e:
raise webob.exc.HTTPConflict(explanation=e.format_message())