2f2603d908
Add commands:
consistency group add volume
consistency group remove volume
in volume v2 (v2 only)
Change-Id: I70ff287d3b5df78196b8f4b9e50402c471aef284
Implements: bp cinder-command-support
Closes-Bug: #1613964
338 lines
12 KiB
Python
338 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 consistency group action implementations"""
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import logging
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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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def _find_volumes(parsed_args_volumes, volume_client):
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result = 0
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uuid = ''
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for volume in parsed_args_volumes:
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try:
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volume_id = utils.find_resource(
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volume_client.volumes, volume).id
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uuid += volume_id + ','
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except Exception as e:
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result += 1
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LOG.error(_("Failed to find volume with "
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"name or ID '%(volume)s':%(e)s")
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% {'volume': volume, 'e': e})
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return result, uuid
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class AddVolumeToConsistencyGroup(command.Command):
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_description = _("Add volume(s) to consistency group")
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def get_parser(self, prog_name):
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parser = super(AddVolumeToConsistencyGroup, self).get_parser(prog_name)
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parser.add_argument(
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'consistency_group',
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metavar="<consistency-group>",
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help=_('Consistency group to contain <volume> (name or ID)'),
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)
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parser.add_argument(
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'volumes',
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metavar='<volume>',
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nargs='+',
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help=_('Volume(s) to add to <consistency-group> (name or ID) '
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'(repeat option to add multiple volumes)'),
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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, add_uuid = _find_volumes(parsed_args.volumes, volume_client)
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if result > 0:
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total = len(parsed_args.volumes)
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LOG.error(_("%(result)s of %(total)s volumes failed "
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"to add.") % {'result': result, 'total': total})
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if add_uuid:
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add_uuid = add_uuid.rstrip(',')
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consistency_group_id = utils.find_resource(
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volume_client.consistencygroups,
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parsed_args.consistency_group).id
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volume_client.consistencygroups.update(
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consistency_group_id, add_volumes=add_uuid)
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class CreateConsistencyGroup(command.ShowOne):
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_description = _("Create new consistency group.")
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def get_parser(self, prog_name):
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parser = super(CreateConsistencyGroup, self).get_parser(prog_name)
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parser.add_argument(
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"name",
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metavar="<name>",
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nargs="?",
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help=_("Name of new consistency group (default to None)")
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)
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exclusive_group = parser.add_mutually_exclusive_group(required=True)
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exclusive_group.add_argument(
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"--volume-type",
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metavar="<volume-type>",
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help=_("Volume type of this consistency group (name or ID)")
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)
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exclusive_group.add_argument(
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"--consistency-group-source",
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metavar="<consistency-group>",
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help=_("Existing consistency group (name or ID)")
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)
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exclusive_group.add_argument(
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"--consistency-group-snapshot",
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metavar="<consistency-group-snapshot>",
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help=_("Existing consistency group snapshot (name or ID)")
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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 this consistency group")
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)
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parser.add_argument(
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"--availability-zone",
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metavar="<availability-zone>",
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help=_("Availability zone for this consistency group "
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"(not available if creating consistency group "
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"from source)"),
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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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if parsed_args.volume_type:
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volume_type_id = utils.find_resource(
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volume_client.volume_types,
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parsed_args.volume_type).id
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consistency_group = volume_client.consistencygroups.create(
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volume_type_id,
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name=parsed_args.name,
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description=parsed_args.description,
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availability_zone=parsed_args.availability_zone
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)
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else:
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if parsed_args.availability_zone:
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msg = _("'--availability-zone' option will not work "
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"if creating consistency group from source")
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LOG.warning(msg)
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consistency_group_id = None
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consistency_group_snapshot = None
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if parsed_args.consistency_group_source:
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consistency_group_id = utils.find_resource(
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volume_client.consistencygroups,
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parsed_args.consistency_group_source).id
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elif parsed_args.consistency_group_snapshot:
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consistency_group_snapshot = utils.find_resource(
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volume_client.cgsnapshots,
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parsed_args.consistency_group_snapshot).id
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consistency_group = (
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volume_client.consistencygroups.create_from_src(
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consistency_group_snapshot,
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consistency_group_id,
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name=parsed_args.name,
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description=parsed_args.description
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)
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)
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return zip(*sorted(six.iteritems(consistency_group._info)))
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class DeleteConsistencyGroup(command.Command):
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_description = _("Delete consistency group(s).")
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def get_parser(self, prog_name):
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parser = super(DeleteConsistencyGroup, self).get_parser(prog_name)
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parser.add_argument(
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'consistency_groups',
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metavar='<consistency-group>',
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nargs="+",
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help=_('Consistency group(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.consistency_groups:
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try:
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consistency_group_id = utils.find_resource(
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volume_client.consistencygroups, i).id
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volume_client.consistencygroups.delete(
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consistency_group_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 consistency group with "
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"name or ID '%(consistency_group)s':%(e)s")
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% {'consistency_group': i, 'e': e})
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if result > 0:
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total = len(parsed_args.consistency_groups)
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msg = (_("%(result)s of %(total)s consistency groups failed "
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"to delete.") % {'result': result, 'total': total})
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raise exceptions.CommandError(msg)
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class ListConsistencyGroup(command.Lister):
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_description = _("List consistency groups.")
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def get_parser(self, prog_name):
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parser = super(ListConsistencyGroup, 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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help=_('Show details for all projects. Admin only. '
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'(defaults to False)')
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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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help=_('List additional fields in output')
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)
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return parser
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def take_action(self, parsed_args):
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if parsed_args.long:
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columns = ['ID', 'Status', 'Availability Zone',
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'Name', 'Description', 'Volume Types']
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else:
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columns = ['ID', 'Status', 'Name']
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volume_client = self.app.client_manager.volume
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consistency_groups = volume_client.consistencygroups.list(
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detailed=True,
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search_opts={'all_tenants': parsed_args.all_projects}
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)
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return (columns, (
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utils.get_item_properties(
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s, columns,
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formatters={'Volume Types': utils.format_list})
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for s in consistency_groups))
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class RemoveVolumeFromConsistencyGroup(command.Command):
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_description = _("Remove volume(s) from consistency group")
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def get_parser(self, prog_name):
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parser = \
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super(RemoveVolumeFromConsistencyGroup, self).get_parser(prog_name)
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parser.add_argument(
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'consistency_group',
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metavar="<consistency-group>",
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help=_('Consistency group containing <volume> (name or ID)'),
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)
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parser.add_argument(
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'volumes',
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metavar='<volume>',
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nargs='+',
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help=_('Volume(s) to remove from <consistency-group> (name or ID) '
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'(repeat option to remove multiple volumes)'),
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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, remove_uuid = _find_volumes(parsed_args.volumes, volume_client)
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if result > 0:
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total = len(parsed_args.volumes)
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LOG.error(_("%(result)s of %(total)s volumes failed "
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"to remove.") % {'result': result, 'total': total})
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if remove_uuid:
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remove_uuid = remove_uuid.rstrip(',')
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consistency_group_id = utils.find_resource(
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volume_client.consistencygroups,
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parsed_args.consistency_group).id
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volume_client.consistencygroups.update(
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consistency_group_id, remove_volumes=remove_uuid)
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class SetConsistencyGroup(command.Command):
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_description = _("Set consistency group properties")
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def get_parser(self, prog_name):
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parser = super(SetConsistencyGroup, self).get_parser(prog_name)
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parser.add_argument(
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'consistency_group',
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metavar='<consistency-group>',
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help=_('Consistency group 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 consistency group 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 consistency group description'),
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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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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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consistency_group_id = utils.find_resource(
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volume_client.consistencygroups,
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parsed_args.consistency_group).id
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volume_client.consistencygroups.update(
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consistency_group_id, **kwargs)
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class ShowConsistencyGroup(command.ShowOne):
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_description = _("Display consistency group details.")
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def get_parser(self, prog_name):
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parser = super(ShowConsistencyGroup, self).get_parser(prog_name)
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parser.add_argument(
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"consistency_group",
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metavar="<consistency-group>",
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help=_("Consistency group 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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consistency_group = utils.find_resource(
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volume_client.consistencygroups,
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parsed_args.consistency_group)
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return zip(*sorted(six.iteritems(consistency_group._info)))
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