346 lines
12 KiB
Python
346 lines
12 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 snapshot 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 CreateVolumeSnapshot(command.ShowOne):
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"""Create new volume snapshot"""
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def get_parser(self, prog_name):
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parser = super(CreateVolumeSnapshot, self).get_parser(prog_name)
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parser.add_argument(
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"snapshot_name",
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metavar="<snapshot-name>",
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nargs="?",
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help=_("Name of the new snapshot (default to None)")
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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 snapshot (name or ID) "
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"(default is <snapshot-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=_("Description of the snapshot")
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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=_("Create a snapshot attached to an instance. "
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"Default is False")
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)
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parser.add_argument(
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"--property",
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metavar="<key=value>",
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action=parseractions.KeyValueAction,
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help=_("Set a property to this snapshot "
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"(repeat option to set multiple properties)"),
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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 = parsed_args.volume
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if not parsed_args.volume:
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volume = parsed_args.snapshot_name
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volume_id = utils.find_resource(
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volume_client.volumes, volume).id
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snapshot = volume_client.volume_snapshots.create(
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volume_id,
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force=parsed_args.force,
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name=parsed_args.snapshot_name,
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description=parsed_args.description,
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metadata=parsed_args.property,
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)
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snapshot._info.update(
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{'properties': utils.format_dict(snapshot._info.pop('metadata'))}
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)
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return zip(*sorted(six.iteritems(snapshot._info)))
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class DeleteVolumeSnapshot(command.Command):
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"""Delete volume snapshot(s)"""
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def get_parser(self, prog_name):
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parser = super(DeleteVolumeSnapshot, self).get_parser(prog_name)
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parser.add_argument(
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"snapshots",
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metavar="<snapshot>",
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nargs="+",
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help=_("Snapshot(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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help=_("Attempt forced removal of snapshot(s), "
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"regardless of state (defaults to False)")
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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.snapshots:
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try:
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snapshot_id = utils.find_resource(
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volume_client.volume_snapshots, i).id
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volume_client.volume_snapshots.delete(
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snapshot_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 snapshot with "
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"name or ID '%(snapshot)s': %(e)s")
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% {'snapshot': i, 'e': e})
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if result > 0:
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total = len(parsed_args.snapshots)
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msg = (_("%(result)s of %(total)s snapshots failed "
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"to delete.") % {'result': result, 'total': total})
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raise exceptions.CommandError(msg)
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class ListVolumeSnapshot(command.Lister):
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"""List volume snapshots"""
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def get_parser(self, prog_name):
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parser = super(ListVolumeSnapshot, self).get_parser(prog_name)
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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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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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'--marker',
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metavar='<marker>',
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help=_('The last snapshot ID of the previous page'),
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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='<limit>',
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help=_('Maximum number of snapshots to display'),
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)
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return parser
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def take_action(self, parsed_args):
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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',
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'Size', 'Created At', 'Volume ID', 'Metadata']
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column_headers = copy.deepcopy(columns)
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column_headers[6] = 'Volume'
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column_headers[7] = 'Properties'
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else:
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columns = ['ID', 'Name', 'Description', 'Status', 'Size']
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column_headers = copy.deepcopy(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 self.app.client_manager.volume.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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search_opts = {
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'all_tenants': parsed_args.all_projects,
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}
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data = self.app.client_manager.volume.volume_snapshots.list(
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search_opts=search_opts,
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marker=parsed_args.marker,
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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={'Metadata': utils.format_dict,
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'Volume ID': _format_volume_id},
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) for s in data))
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class SetVolumeSnapshot(command.Command):
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"""Set volume snapshot properties"""
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def get_parser(self, prog_name):
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parser = super(SetVolumeSnapshot, self).get_parser(prog_name)
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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 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 snapshot 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 snapshot description')
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)
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parser.add_argument(
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'--property',
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metavar='<key=value>',
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action=parseractions.KeyValueAction,
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help=_('Property to add/change for this snapshot '
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'(repeat option to set multiple properties)'),
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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', 'creating', 'deleting',
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'error-deleting'],
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help=_('New snapshot state. ("available", "error", "creating", '
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'"deleting", or "error_deleting") (admin only) '
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'(This option simply changes the state of the snapshot '
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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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snapshot = utils.find_resource(volume_client.volume_snapshots,
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parsed_args.snapshot)
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result = 0
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if parsed_args.property:
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try:
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volume_client.volume_snapshots.set_metadata(
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snapshot.id, parsed_args.property)
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except Exception as e:
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LOG.error(_("Failed to set snapshot property: %s"), e)
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result += 1
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if parsed_args.state:
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try:
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volume_client.volume_snapshots.reset_state(
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snapshot.id, parsed_args.state)
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except Exception as e:
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LOG.error(_("Failed to set snapshot 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.volume_snapshots.update(
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snapshot.id, **kwargs)
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except Exception as e:
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LOG.error(_("Failed to update snapshot 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 ShowVolumeSnapshot(command.ShowOne):
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"""Display volume snapshot details"""
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def get_parser(self, prog_name):
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parser = super(ShowVolumeSnapshot, self).get_parser(prog_name)
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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 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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snapshot = utils.find_resource(
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volume_client.volume_snapshots, parsed_args.snapshot)
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snapshot._info.update(
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{'properties': utils.format_dict(snapshot._info.pop('metadata'))}
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)
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return zip(*sorted(six.iteritems(snapshot._info)))
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class UnsetVolumeSnapshot(command.Command):
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"""Unset volume snapshot properties"""
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def get_parser(self, prog_name):
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parser = super(UnsetVolumeSnapshot, self).get_parser(prog_name)
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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 modify (name or ID)'),
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)
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parser.add_argument(
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'--property',
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metavar='<key>',
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action='append',
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default=[],
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help=_('Property to remove from snapshot '
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'(repeat option to remove multiple properties)'),
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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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snapshot = utils.find_resource(
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volume_client.volume_snapshots, parsed_args.snapshot)
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if parsed_args.property:
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volume_client.volume_snapshots.delete_metadata(
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snapshot.id,
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parsed_args.property,
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)
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