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# Copyright 2020, Red Hat Inc.
#
# 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.
"""Compute v2 Server action implementations"""
from novaclient import api_versions
from openstack import utils as sdk_utils
from osc_lib.command import command
from osc_lib import exceptions
from osc_lib import utils
from openstackclient.i18n import _
class ListServerVolume(command.Lister):
"""List all the volumes attached to a server."""
def get_parser(self, prog_name):
parser = super().get_parser(prog_name)
parser.add_argument(
'server',
help=_('Server to list volume attachments for (name or ID)'),
)
return parser
def take_action(self, parsed_args):
compute_client = self.app.client_manager.sdk_connection.compute
server = compute_client.find_server(
parsed_args.server,
ignore_missing=False,
)
volumes = compute_client.volume_attachments(server)
columns = ()
column_headers = ()
if not sdk_utils.supports_microversion(compute_client, '2.89'):
columns += ('id',)
column_headers += ('ID',)
columns += (
'device',
'server_id',
'volume_id',
)
column_headers += (
'Device',
'Server ID',
'Volume ID',
)
if sdk_utils.supports_microversion(compute_client, '2.70'):
columns += ('tag',)
column_headers += ('Tag',)
if sdk_utils.supports_microversion(compute_client, '2.79'):
columns += ('delete_on_termination',)
column_headers += ('Delete On Termination?',)
if sdk_utils.supports_microversion(compute_client, '2.89'):
columns += ('attachment_id', 'bdm_id')
column_headers += ('Attachment ID', 'BlockDeviceMapping UUID')
return (
column_headers,
(utils.get_item_properties(s, columns) for s in volumes),
)
class UpdateServerVolume(command.Command):
"""Update a volume attachment on the server."""
def get_parser(self, prog_name):
parser = super(UpdateServerVolume, self).get_parser(prog_name)
parser.add_argument(
'server',
help=_('Server to update volume for (name or ID)'),
)
parser.add_argument(
'volume',
help=_('Volume (ID)'),
)
termination_group = parser.add_mutually_exclusive_group()
termination_group.add_argument(
'--delete-on-termination',
action='store_true',
dest='delete_on_termination',
default=None,
help=_(
'Delete the volume when the server is destroyed '
'(supported by --os-compute-api-version 2.85 or above)'
),
)
termination_group.add_argument(
'--preserve-on-termination',
action='store_false',
dest='delete_on_termination',
help=_(
'Preserve the volume when the server is destroyed '
'(supported by --os-compute-api-version 2.85 or above)'
),
)
return parser
def take_action(self, parsed_args):
compute_client = self.app.client_manager.compute
if parsed_args.delete_on_termination is not None:
if compute_client.api_version < api_versions.APIVersion('2.85'):
msg = _(
'--os-compute-api-version 2.85 or greater is required to '
'support the --(no-)delete-on-termination option'
)
raise exceptions.CommandError(msg)
server = utils.find_resource(
compute_client.servers,
parsed_args.server,
)
# NOTE(stephenfin): This may look silly, and that's because it is.
# This API was originally used only for the swapping volumes, which
# is an internal operation that should only be done by
# orchestration software rather than a human. We're not going to
# expose that, but we are going to expose the ability to change the
# delete on termination behavior.
compute_client.volumes.update_server_volume(
server.id,
parsed_args.volume,
parsed_args.volume,
delete_on_termination=parsed_args.delete_on_termination,
)
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