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#
# 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 v2 host action implementations"""
from osc_lib.command import command
from openstackclient.i18n import _
class FailoverVolumeHost(command.Command):
_description = _("Failover volume host to different backend")
def get_parser(self, prog_name):
parser = super(FailoverVolumeHost, self).get_parser(prog_name)
parser.add_argument(
"host", metavar="<host-name>", help=_("Name of volume host")
)
parser.add_argument(
"--volume-backend",
metavar="<backend-id>",
required=True,
help=_(
"The ID of the volume backend replication "
"target where the host will failover to (required)"
),
)
return parser
def take_action(self, parsed_args):
service_client = self.app.client_manager.volume
service_client.services.failover_host(
parsed_args.host, parsed_args.volume_backend
)
class SetVolumeHost(command.Command):
_description = _("Set volume host properties")
def get_parser(self, prog_name):
parser = super(SetVolumeHost, self).get_parser(prog_name)
parser.add_argument(
"host", metavar="<host-name>", help=_("Name of volume host")
)
enabled_group = parser.add_mutually_exclusive_group()
enabled_group.add_argument(
"--disable",
action="store_true",
help=_("Freeze and disable the specified volume host"),
)
enabled_group.add_argument(
"--enable",
action="store_true",
help=_("Thaw and enable the specified volume host"),
)
return parser
def take_action(self, parsed_args):
service_client = self.app.client_manager.volume
if parsed_args.enable:
service_client.services.thaw_host(parsed_args.host)
if parsed_args.disable:
service_client.services.freeze_host(parsed_args.host)
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