Cleanup help strings and docs for clarity and to keep things consistent: * --limit metavar should be <num-resource> to indicate what is being counted * --marker metavar should be <resource> or <resource-id> to indicate the type of value being specified * <*-ip-address> metavars should be just <ip-address> as there is no difference in format between fixed and floating IPs * Move all occurances of '(name or ID)' to end of help text Change-Id: I2c31746ed6ded3845244e03e57d809f8bc0e6b9d
		
			
				
	
	
		
			439 lines
		
	
	
		
			15 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			439 lines
		
	
	
		
			15 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
#
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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 v2 Backup action implementations"""
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import copy
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import logging
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from osc_lib.cli import parseractions
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from osc_lib.command import command
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from osc_lib import exceptions
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from osc_lib import utils
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import six
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from openstackclient.i18n import _
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LOG = logging.getLogger(__name__)
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class CreateVolumeBackup(command.ShowOne):
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    _description = _("Create new volume backup")
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    def get_parser(self, prog_name):
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        parser = super(CreateVolumeBackup, self).get_parser(prog_name)
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        parser.add_argument(
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            "volume",
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            metavar="<volume>",
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            help=_("Volume to backup (name or ID)")
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        )
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        parser.add_argument(
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            "--name",
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            metavar="<name>",
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            help=_("Name of the backup")
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        )
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        parser.add_argument(
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            "--description",
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            metavar="<description>",
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            help=_("Description of the backup")
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        )
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        parser.add_argument(
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            "--container",
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            metavar="<container>",
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            help=_("Optional backup container name")
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        )
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        parser.add_argument(
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            "--snapshot",
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            metavar="<snapshot>",
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            help=_("Snapshot to backup (name or ID)")
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        )
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        parser.add_argument(
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            '--force',
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            action='store_true',
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            default=False,
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            help=_("Allow to back up an in-use volume")
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        )
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        parser.add_argument(
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            '--incremental',
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            action='store_true',
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            default=False,
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            help=_("Perform an incremental backup")
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        )
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        return parser
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    def take_action(self, parsed_args):
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        volume_client = self.app.client_manager.volume
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        volume_id = utils.find_resource(
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            volume_client.volumes, parsed_args.volume).id
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        snapshot_id = None
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        if parsed_args.snapshot:
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            snapshot_id = utils.find_resource(
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                volume_client.volume_snapshots, parsed_args.snapshot).id
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        backup = volume_client.backups.create(
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            volume_id,
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            container=parsed_args.container,
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            name=parsed_args.name,
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            description=parsed_args.description,
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            force=parsed_args.force,
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            incremental=parsed_args.incremental,
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            snapshot_id=snapshot_id,
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        )
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        backup._info.pop("links", None)
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        return zip(*sorted(six.iteritems(backup._info)))
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class CreateBackup(CreateVolumeBackup):
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    _description = _("Create new backup")
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    # TODO(Huanxuan Ao): Remove this class and ``backup create`` command
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    #                    two cycles after Newton.
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    # This notifies cliff to not display the help for this command
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    deprecated = True
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    log = logging.getLogger('deprecated')
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    def take_action(self, parsed_args):
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        self.log.warning(_('This command has been deprecated. '
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                           'Please use "volume backup create" instead.'))
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        return super(CreateBackup, self).take_action(parsed_args)
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class DeleteVolumeBackup(command.Command):
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    _description = _("Delete volume backup(s)")
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    def get_parser(self, prog_name):
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        parser = super(DeleteVolumeBackup, self).get_parser(prog_name)
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        parser.add_argument(
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            "backups",
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            metavar="<backup>",
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            nargs="+",
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            help=_("Backup(s) to delete (name or ID)")
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        )
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        parser.add_argument(
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            '--force',
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            action='store_true',
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            default=False,
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            help=_("Allow delete in state other than error or available")
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        )
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        return parser
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    def take_action(self, parsed_args):
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        volume_client = self.app.client_manager.volume
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        result = 0
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        for i in parsed_args.backups:
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            try:
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                backup_id = utils.find_resource(
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                    volume_client.backups, i).id
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                volume_client.backups.delete(backup_id, parsed_args.force)
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            except Exception as e:
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                result += 1
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                LOG.error(_("Failed to delete backup with "
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                            "name or ID '%(backup)s': %(e)s")
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                          % {'backup': i, 'e': e})
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        if result > 0:
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            total = len(parsed_args.backups)
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            msg = (_("%(result)s of %(total)s backups failed "
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                   "to delete.") % {'result': result, 'total': total})
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            raise exceptions.CommandError(msg)
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class DeleteBackup(DeleteVolumeBackup):
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    _description = _("Delete backup(s)")
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    # TODO(Huanxuan Ao): Remove this class and ``backup delete`` command
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    #                    two cycles after Newton.
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    # This notifies cliff to not display the help for this command
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    deprecated = True
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    log = logging.getLogger('deprecated')
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    def take_action(self, parsed_args):
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        self.log.warning(_('This command has been deprecated. '
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                           'Please use "volume backup delete" instead.'))
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        return super(DeleteBackup, self).take_action(parsed_args)
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class ListVolumeBackup(command.Lister):
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    _description = _("List volume backups")
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    def get_parser(self, prog_name):
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        parser = super(ListVolumeBackup, self).get_parser(prog_name)
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        parser.add_argument(
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            "--long",
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            action="store_true",
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            default=False,
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            help=_("List additional fields in output")
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        )
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        parser.add_argument(
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            "--name",
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            metavar="<name>",
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            help=_("Filters results by the backup name")
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        )
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        parser.add_argument(
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            "--status",
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            metavar="<status>",
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            choices=['creating', 'available', 'deleting',
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                     'error', 'restoring', 'error_restoring'],
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            help=_("Filters results by the backup status "
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                   "('creating', 'available', 'deleting', "
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                   "'error', 'restoring' or 'error_restoring')")
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        )
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        parser.add_argument(
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            "--volume",
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            metavar="<volume>",
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            help=_("Filters results by the volume which they "
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                   "backup (name or ID)")
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        )
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        parser.add_argument(
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            '--marker',
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            metavar='<volume-backup>',
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            help=_('The last backup of the previous page (name or ID)'),
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        )
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        parser.add_argument(
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            '--limit',
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            type=int,
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            action=parseractions.NonNegativeAction,
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            metavar='<num-backups>',
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            help=_('Maximum number of backups to display'),
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        )
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        parser.add_argument(
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            '--all-projects',
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            action='store_true',
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            default=False,
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            help=_('Include all projects (admin only)'),
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        )
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        return parser
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    def take_action(self, parsed_args):
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        volume_client = self.app.client_manager.volume
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        def _format_volume_id(volume_id):
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            """Return a volume name if available
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            :param volume_id: a volume ID
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            :rtype: either the volume ID or name
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            """
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            volume = volume_id
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            if volume_id in volume_cache.keys():
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                volume = volume_cache[volume_id].name
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            return volume
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        if parsed_args.long:
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            columns = ['ID', 'Name', 'Description', 'Status', 'Size',
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                       'Availability Zone', 'Volume ID', 'Container']
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            column_headers = copy.deepcopy(columns)
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            column_headers[6] = 'Volume'
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        else:
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            columns = ['ID', 'Name', 'Description', 'Status', 'Size']
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            column_headers = columns
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        # Cache the volume list
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        volume_cache = {}
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        try:
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            for s in volume_client.volumes.list():
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                volume_cache[s.id] = s
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        except Exception:
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            # Just forget it if there's any trouble
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            pass
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        filter_volume_id = None
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        if parsed_args.volume:
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            filter_volume_id = utils.find_resource(volume_client.volumes,
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                                                   parsed_args.volume).id
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        marker_backup_id = None
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        if parsed_args.marker:
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            marker_backup_id = utils.find_resource(volume_client.backups,
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                                                   parsed_args.marker).id
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        search_opts = {
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            'name': parsed_args.name,
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            'status': parsed_args.status,
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            'volume_id': filter_volume_id,
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            'all_tenants': parsed_args.all_projects,
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        }
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        data = volume_client.backups.list(
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            search_opts=search_opts,
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            marker=marker_backup_id,
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            limit=parsed_args.limit,
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        )
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        return (column_headers,
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                (utils.get_item_properties(
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                    s, columns,
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                    formatters={'Volume ID': _format_volume_id},
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                ) for s in data))
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class ListBackup(ListVolumeBackup):
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    _description = _("List backups")
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    # TODO(Huanxuan Ao): Remove this class and ``backup list`` command
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    #                    two cycles after Newton.
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    # This notifies cliff to not display the help for this command
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    deprecated = True
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    log = logging.getLogger('deprecated')
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    def take_action(self, parsed_args):
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        self.log.warning(_('This command has been deprecated. '
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                           'Please use "volume backup list" instead.'))
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        return super(ListBackup, self).take_action(parsed_args)
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class RestoreVolumeBackup(command.ShowOne):
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    _description = _("Restore volume backup")
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    def get_parser(self, prog_name):
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        parser = super(RestoreVolumeBackup, self).get_parser(prog_name)
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        parser.add_argument(
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            "backup",
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            metavar="<backup>",
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            help=_("Backup to restore (name or ID)")
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        )
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        parser.add_argument(
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            "volume",
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            metavar="<volume>",
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            help=_("Volume to restore to (name or ID)")
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        )
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        return parser
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    def take_action(self, parsed_args):
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        volume_client = self.app.client_manager.volume
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        backup = utils.find_resource(volume_client.backups, parsed_args.backup)
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        destination_volume = utils.find_resource(volume_client.volumes,
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                                                 parsed_args.volume)
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        return volume_client.restores.restore(backup.id, destination_volume.id)
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class RestoreBackup(RestoreVolumeBackup):
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    _description = _("Restore backup")
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    # TODO(Huanxuan Ao): Remove this class and ``backup restore`` command
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    #                    two cycles after Newton.
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    # This notifies cliff to not display the help for this command
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    deprecated = True
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    log = logging.getLogger('deprecated')
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    def take_action(self, parsed_args):
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        self.log.warning(_('This command has been deprecated. '
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                           'Please use "volume backup restore" instead.'))
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        return super(RestoreBackup, self).take_action(parsed_args)
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class SetVolumeBackup(command.Command):
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    _description = _("Set volume backup properties")
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    def get_parser(self, prog_name):
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        parser = super(SetVolumeBackup, self).get_parser(prog_name)
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        parser.add_argument(
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            "backup",
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            metavar="<backup>",
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            help=_("Backup to modify (name or ID)")
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        )
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        parser.add_argument(
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            '--name',
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            metavar='<name>',
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            help=_('New backup name')
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        )
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        parser.add_argument(
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            '--description',
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            metavar='<description>',
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            help=_('New backup description')
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        )
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        parser.add_argument(
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            '--state',
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            metavar='<state>',
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            choices=['available', 'error'],
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            help=_('New backup state ("available" or "error") (admin only) '
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                   '(This option simply changes the state of the backup '
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                   'in the database with no regard to actual status, '
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                   'exercise caution when using)'),
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        )
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        return parser
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    def take_action(self, parsed_args):
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        volume_client = self.app.client_manager.volume
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        backup = utils.find_resource(volume_client.backups,
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                                     parsed_args.backup)
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        result = 0
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        if parsed_args.state:
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            try:
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                volume_client.backups.reset_state(
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                    backup.id, parsed_args.state)
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            except Exception as e:
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                LOG.error(_("Failed to set backup state: %s"), e)
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                result += 1
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        kwargs = {}
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        if parsed_args.name:
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            kwargs['name'] = parsed_args.name
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        if parsed_args.description:
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            kwargs['description'] = parsed_args.description
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        if kwargs:
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            try:
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                volume_client.backups.update(backup.id, **kwargs)
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            except Exception as e:
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                LOG.error(_("Failed to update backup name "
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                          "or description: %s"), e)
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                result += 1
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        if result > 0:
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            raise exceptions.CommandError(_("One or more of the "
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                                          "set operations failed"))
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class ShowVolumeBackup(command.ShowOne):
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    _description = _("Display volume backup details")
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    def get_parser(self, prog_name):
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        parser = super(ShowVolumeBackup, self).get_parser(prog_name)
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        parser.add_argument(
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            "backup",
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            metavar="<backup>",
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            help=_("Backup to display (name or ID)")
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        )
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        return parser
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    def take_action(self, parsed_args):
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        volume_client = self.app.client_manager.volume
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        backup = utils.find_resource(volume_client.backups,
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                                     parsed_args.backup)
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        backup._info.pop("links", None)
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        return zip(*sorted(six.iteritems(backup._info)))
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class ShowBackup(ShowVolumeBackup):
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    _description = _("Display backup details")
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 | 
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    # TODO(Huanxuan Ao): Remove this class and ``backup show`` command
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    #                    two cycles after Newton.
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    # This notifies cliff to not display the help for this command
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    deprecated = True
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    log = logging.getLogger('deprecated')
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    def take_action(self, parsed_args):
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        self.log.warning(_('This command has been deprecated. '
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                           'Please use "volume backup show" instead.'))
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        return super(ShowBackup, self).take_action(parsed_args)
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