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# Copyright 2012-2013 OpenStack, LLC.
#
# 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.
#
"""Volume v1 Snapshot action implementations"""
import logging
import six
import sys
from cliff import command
from cliff import lister
from cliff import show
from openstackclient.common import utils
class CreateSnapshot(show.ShowOne):
"""Create snapshot command"""
log = logging.getLogger(__name__ + '.CreateSnapshot')
def get_parser(self, prog_name):
parser = super(CreateSnapshot, self).get_parser(prog_name)
parser.add_argument(
'volume',
metavar='<volume>',
help='The name or ID of the volume to snapshot',
)
parser.add_argument(
'--name',
metavar='<name>',
required=True,
help='Name of the snapshot',
)
parser.add_argument(
'--description',
metavar='<description>',
help='Description of the snapshot',
)
parser.add_argument(
'--force',
dest='force',
action='store_true',
default=False,
help='Create a snapshot attached to an instance. Default is False',
)
return parser
def take_action(self, parsed_args):
self.log.debug('take_action(%s)', parsed_args)
volume_client = self.app.client_manager.volume
volume_id = utils.find_resource(volume_client.volumes,
parsed_args.volume).id
snapshot = volume_client.volume_snapshots.create(
volume_id,
parsed_args.force,
parsed_args.name,
parsed_args.description
)
return zip(*sorted(six.iteritems(snapshot._info)))
class DeleteSnapshot(command.Command):
"""Delete snapshot command"""
log = logging.getLogger(__name__ + '.DeleteSnapshot')
def get_parser(self, prog_name):
parser = super(DeleteSnapshot, self).get_parser(prog_name)
parser.add_argument(
'snapshot',
metavar='<snapshot>',
help='Name or ID of snapshot to delete',
)
return parser
def take_action(self, parsed_args):
self.log.debug('take_action(%s)', parsed_args)
volume_client = self.app.client_manager.volume
snapshot_id = utils.find_resource(volume_client.volume_snapshots,
parsed_args.snapshot).id
volume_client.volume_snapshots.delete(snapshot_id)
return
class ListSnapshot(lister.Lister):
"""List snapshot command"""
log = logging.getLogger(__name__ + '.ListSnapshot')
def take_action(self, parsed_args):
self.log.debug('take_action(%s)', parsed_args)
columns = (
'ID',
'Display Name',
'Display Description',
'Status',
'Size'
)
data = self.app.client_manager.volume.volume_snapshots.list()
return (columns,
(utils.get_item_properties(
s, columns,
formatters={},
) for s in data))
class SetSnapshot(command.Command):
"""Set snapshot command"""
log = logging.getLogger(__name__ + '.SetSnapshot')
def get_parser(self, prog_name):
parser = super(SetSnapshot, self).get_parser(prog_name)
parser.add_argument(
'snapshot',
metavar='<snapshot>',
help='Name or ID of snapshot to change')
parser.add_argument(
'--name',
metavar='<new-snapshot-name>',
help='New snapshot name')
parser.add_argument(
'--description',
metavar='<new-snapshot-description>',
help='New snapshot description')
return parser
def take_action(self, parsed_args):
self.log.debug('take_action(%s)', parsed_args)
volume_client = self.app.client_manager.volume
snapshot = utils.find_resource(volume_client.volume_snapshots,
parsed_args.snapshot)
kwargs = {}
if parsed_args.name:
kwargs['display_name'] = parsed_args.name
if parsed_args.description:
kwargs['display_description'] = parsed_args.description
if not kwargs:
sys.stdout.write("Snapshot not updated, no arguments present")
return
snapshot.update(**kwargs)
return
class ShowSnapshot(show.ShowOne):
"""Show snapshot command"""
log = logging.getLogger(__name__ + '.ShowSnapshot')
def get_parser(self, prog_name):
parser = super(ShowSnapshot, self).get_parser(prog_name)
parser.add_argument(
'snapshot',
metavar='<snapshot>',
help='Name or ID of snapshot to display')
return parser
def take_action(self, parsed_args):
self.log.debug('take_action(%s)', parsed_args)
volume_client = self.app.client_manager.volume
snapshot = utils.find_resource(volume_client.volume_snapshots,
parsed_args.snapshot)
return zip(*sorted(six.iteritems(snapshot._info)))
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