127 lines
5.4 KiB
Python
127 lines
5.4 KiB
Python
# Copyright (C) 2013 Hewlett-Packard Development Company, L.P.
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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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"""
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Volume Backups interface (v3 extension).
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"""
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from cinderclient import api_versions
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from cinderclient import base
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from cinderclient.v2 import volume_backups
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VolumeBackup = volume_backups.VolumeBackup
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class VolumeBackupManager(volume_backups.VolumeBackupManager):
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@api_versions.wraps("3.9")
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def update(self, backup, **kwargs):
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"""Update the name or description for a backup.
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:param backup: The :class:`Backup` to update.
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"""
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if not kwargs:
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return
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body = {"backup": kwargs}
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return self._update("/backups/%s" % base.getid(backup), body)
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@api_versions.wraps("3.0")
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def create(self, volume_id, container=None,
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name=None, description=None,
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incremental=False, force=False,
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snapshot_id=None):
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"""Creates a volume backup.
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:param volume_id: The ID of the volume to backup.
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:param container: The name of the backup service container.
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:param name: The name of the backup.
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:param description: The description of the backup.
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:param incremental: Incremental backup.
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:param force: If True, allows an in-use volume to be backed up.
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:param snapshot_id: The ID of the snapshot to backup. This should
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be a snapshot of the src volume, when specified,
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the new backup will be based on the snapshot.
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:rtype: :class:`VolumeBackup`
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"""
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return self._create_backup(volume_id, container, name, description,
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incremental, force, snapshot_id)
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@api_versions.wraps("3.43")
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def create(self, volume_id, container=None, # noqa: F811
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name=None, description=None,
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incremental=False, force=False,
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snapshot_id=None,
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metadata=None):
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"""Creates a volume backup.
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:param volume_id: The ID of the volume to backup.
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:param container: The name of the backup service container.
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:param name: The name of the backup.
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:param description: The description of the backup.
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:param incremental: Incremental backup.
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:param force: If True, allows an in-use volume to be backed up.
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:param metadata: Key Value pairs
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:param snapshot_id: The ID of the snapshot to backup. This should
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be a snapshot of the src volume, when specified,
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the new backup will be based on the snapshot.
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:rtype: :class:`VolumeBackup`
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"""
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# pylint: disable=function-redefined
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return self._create_backup(volume_id, container, name, description,
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incremental, force, snapshot_id, metadata)
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@api_versions.wraps("3.51")
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def create(self, volume_id, container=None, name=None, # noqa: F811
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description=None, incremental=False, force=False,
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snapshot_id=None, metadata=None, availability_zone=None):
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return self._create_backup(volume_id, container, name, description,
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incremental, force, snapshot_id, metadata,
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availability_zone)
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def _create_backup(self, volume_id, container=None, name=None,
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description=None, incremental=False, force=False,
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snapshot_id=None, metadata=None,
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availability_zone=None):
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"""Creates a volume backup.
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:param volume_id: The ID of the volume to backup.
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:param container: The name of the backup service container.
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:param name: The name of the backup.
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:param description: The description of the backup.
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:param incremental: Incremental backup.
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:param force: If True, allows an in-use volume to be backed up.
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:param metadata: Key Value pairs
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:param snapshot_id: The ID of the snapshot to backup. This should
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be a snapshot of the src volume, when specified,
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the new backup will be based on the snapshot.
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:param availability_zone: The AZ where we want the backup stored.
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:rtype: :class:`VolumeBackup`
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"""
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# pylint: disable=function-redefined
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body = {'backup': {'volume_id': volume_id,
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'container': container,
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'name': name,
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'description': description,
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'incremental': incremental,
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'force': force,
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'snapshot_id': snapshot_id, }}
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if metadata:
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body['backup']['metadata'] = metadata
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if availability_zone:
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body['backup']['availability_zone'] = availability_zone
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return self._create('/backups', body, 'backup')
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