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cinder.py
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cinder.py
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# 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.
from ospurge.resources import base
import time
import logging
class Backups(base.ServiceResource):
ORDER = 33
currently_deleting = {}
def list(self):
return self.cloud.list_volume_backups()
def wait_for_deletion(self, id):
# wait until a backup is deleted
logging.info("Waiting for deletion of backup with id " + str(id))
sleep = 2
while True:
backup = self.cloud.get_volume_backup(id)
if backup is None:
return
else:
time.sleep(sleep)
def delete(self, resource):
if resource['volume_id'] in self.currently_deleting:
self.wait_for_deletion(self.currently_deleting[resource['volume_id']])
self.currently_deleting[resource['volume_id']] = resource['id']
self.cloud.delete_volume_backup(resource['id'])
@staticmethod
def to_str(resource):
return "Volume Backup (id='{}', name='{}', VolID='{}".format(
resource['id'], resource['name'], resource['volume_id'])
class Snapshots(base.ServiceResource):
ORDER = 36
def list(self):
return self.cloud.list_volume_snapshots()
def delete(self, resource):
self.cloud.delete_volume_snapshot(resource['id'])
@staticmethod
def to_str(resource):
return "Volume Snapshot (id='{}', name='{}')".format(
resource['id'], resource['name'])
class Volumes(base.ServiceResource):
ORDER = 65
def check_prerequisite(self):
return (self.cloud.list_volume_snapshots() == [] and
self.cloud.list_servers() == [])
def list(self):
return self.cloud.list_volumes()
def should_delete(self, resource):
attr = 'os-vol-tenant-attr:tenant_id'
return resource[attr] == self.cleanup_project_id
def delete(self, resource):
self.cloud.delete_volume(resource['id'])
@staticmethod
def to_str(resource):
return "Volume (id='{}', name='{}')".format(
resource['id'], resource['name'])