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# Copyright 2012 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.
#
import logging
from osc_lib.command import command
from osc_lib import utils
from openstackclient.i18n import _
from openstackclient.identity import common as identity_common
LOG = logging.getLogger(__name__)
class ProjectPurge(command.Command):
_description = _("Clean resources associated with a project")
def get_parser(self, prog_name):
parser = super(ProjectPurge, self).get_parser(prog_name)
parser.add_argument(
'--dry-run',
action='store_true',
help=_("List a project's resources"),
)
parser.add_argument(
'--keep-project',
action='store_true',
help=_("Clean project resources, but don't delete the project"),
)
project_group = parser.add_mutually_exclusive_group(required=True)
project_group.add_argument(
'--auth-project',
action='store_true',
help=_('Delete resources of the project used to authenticate'),
)
project_group.add_argument(
'--project',
metavar='<project>',
help=_('Project to clean (name or ID)'),
)
identity_common.add_project_domain_option_to_parser(parser)
return parser
def take_action(self, parsed_args):
identity_client = self.app.client_manager.identity
if parsed_args.auth_project:
project_id = self.app.client_manager.auth_ref.project_id
elif parsed_args.project:
try:
project_id = identity_common.find_project(
identity_client,
parsed_args.project,
parsed_args.project_domain,
).id
except AttributeError: # using v2 auth and supplying a domain
project_id = utils.find_resource(
identity_client.tenants,
parsed_args.project,
).id
# delete all non-identity resources
self.delete_resources(parsed_args.dry_run, project_id)
# clean up the project
if not parsed_args.keep_project:
LOG.warning(_('Deleting project: %s'), project_id)
if not parsed_args.dry_run:
identity_client.projects.delete(project_id)
def delete_resources(self, dry_run, project_id):
# servers
try:
compute_client = self.app.client_manager.compute
search_opts = {'tenant_id': project_id, 'all_tenants': True}
data = compute_client.servers.list(search_opts=search_opts)
self.delete_objects(
compute_client.servers.delete, data, 'server', dry_run
)
except Exception:
pass
# images
try:
image_client = self.app.client_manager.image
api_version = int(image_client.version)
if api_version == 1:
data = image_client.images.list(owner=project_id)
elif api_version == 2:
kwargs = {'filters': {'owner': project_id}}
data = image_client.images.list(**kwargs)
else:
raise NotImplementedError
self.delete_objects(
image_client.images.delete, data, 'image', dry_run
)
except Exception:
pass
# volumes, snapshots, backups
volume_client = self.app.client_manager.volume
search_opts = {'project_id': project_id, 'all_tenants': True}
try:
data = volume_client.volume_snapshots.list(search_opts=search_opts)
self.delete_objects(
self.delete_one_volume_snapshot,
data,
'volume snapshot',
dry_run,
)
except Exception:
pass
try:
data = volume_client.backups.list(search_opts=search_opts)
self.delete_objects(
self.delete_one_volume_backup, data, 'volume backup', dry_run
)
except Exception:
pass
try:
data = volume_client.volumes.list(search_opts=search_opts)
self.delete_objects(
volume_client.volumes.force_delete, data, 'volume', dry_run
)
except Exception:
pass
def delete_objects(self, func_delete, data, resource, dry_run):
result = 0
for i in data:
LOG.warning(
_('Deleting %(resource)s : %(id)s')
% {'resource': resource, 'id': i.id}
)
if not dry_run:
try:
func_delete(i.id)
except Exception as e:
result += 1
LOG.error(
_(
"Failed to delete %(resource)s with "
"ID '%(id)s': %(e)s"
)
% {'resource': resource, 'id': i.id, 'e': e}
)
if result > 0:
total = len(data)
msg = _(
"%(result)s of %(total)s %(resource)ss failed " "to delete."
) % {'result': result, 'total': total, 'resource': resource}
LOG.error(msg)
def delete_one_volume_snapshot(self, snapshot_id):
volume_client = self.app.client_manager.volume
try:
volume_client.volume_snapshots.delete(snapshot_id)
except Exception:
# Only volume v2 support deleting by force
volume_client.volume_snapshots.delete(snapshot_id, force=True)
def delete_one_volume_backup(self, backup_id):
volume_client = self.app.client_manager.volume
try:
volume_client.backups.delete(backup_id)
except Exception:
# Only volume v2 support deleting by force
volume_client.backups.delete(backup_id, force=True)
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