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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.
#
"""Block Storage Volume/Snapshot Management implementations"""
from cinderclient import api_versions
from osc_lib.command import command
from osc_lib import exceptions
from osc_lib import utils
from oslo_utils import strutils
from openstackclient.i18n import _
SORT_MANAGEABLE_KEY_VALUES = ('size', 'reference')
class BlockStorageManageVolumes(command.Lister):
"""List manageable volumes.
Supported by --os-volume-api-version 3.8 or greater.
"""
def get_parser(self, prog_name):
parser = super().get_parser(prog_name)
host_group = parser.add_mutually_exclusive_group()
host_group.add_argument(
"host",
metavar="<host>",
nargs='?',
help=_(
'Cinder host on which to list manageable volumes. '
'Takes the form: host@backend-name#pool'
),
)
host_group.add_argument(
"--cluster",
metavar="<cluster>",
help=_(
'Cinder cluster on which to list manageable volumes. '
'Takes the form: cluster@backend-name#pool. '
'(supported by --os-volume-api-version 3.17 or later)'
),
)
parser.add_argument(
'--detailed',
metavar='<detailed>',
default=True,
help=_('Returns detailed information (Default=True).'),
)
parser.add_argument(
'--marker',
metavar='<marker>',
default=None,
help=_(
'Begin returning volumes that appear later in the volume '
'list than that represented by this reference. This '
'reference should be json like. Default=None.'
),
)
parser.add_argument(
'--limit',
metavar='<limit>',
default=None,
help=_('Maximum number of volumes to return. Default=None.'),
)
parser.add_argument(
'--offset',
metavar='<offset>',
default=None,
help=_('Number of volumes to skip after marker. Default=None.'),
)
parser.add_argument(
'--sort',
metavar='<key>[:<direction>]',
default=None,
help=(
_(
'Comma-separated list of sort keys and directions in the '
'form of <key>[:<asc|desc>]. '
'Valid keys: %s. '
'Default=None.'
)
% ', '.join(SORT_MANAGEABLE_KEY_VALUES)
),
)
return parser
def take_action(self, parsed_args):
volume_client = self.app.client_manager.volume
if parsed_args.host is None and parsed_args.cluster is None:
msg = _(
"Either <host> or '--cluster <cluster>' needs to be provided "
"to run the 'block storage volume manageable list' command"
)
raise exceptions.CommandError(msg)
if volume_client.api_version < api_versions.APIVersion('3.8'):
msg = _(
"--os-volume-api-version 3.8 or greater is required to "
"support the 'block storage volume manageable list' command"
)
raise exceptions.CommandError(msg)
if parsed_args.cluster:
if volume_client.api_version < api_versions.APIVersion('3.17'):
msg = _(
"--os-volume-api-version 3.17 or greater is required to "
"support the '--cluster' option"
)
raise exceptions.CommandError(msg)
detailed = strutils.bool_from_string(parsed_args.detailed)
cluster = getattr(parsed_args, 'cluster', None)
columns = [
'reference',
'size',
'safe_to_manage',
]
if detailed:
columns.extend(
[
'reason_not_safe',
'cinder_id',
'extra_info',
]
)
data = volume_client.volumes.list_manageable(
host=parsed_args.host,
detailed=detailed,
marker=parsed_args.marker,
limit=parsed_args.limit,
offset=parsed_args.offset,
sort=parsed_args.sort,
cluster=cluster,
)
return (
columns,
(
utils.get_item_properties(
s,
columns,
)
for s in data
),
)
class BlockStorageManageSnapshots(command.Lister):
"""List manageable snapshots.
Supported by --os-volume-api-version 3.8 or greater.
"""
def get_parser(self, prog_name):
parser = super().get_parser(prog_name)
host_group = parser.add_mutually_exclusive_group()
host_group.add_argument(
"host",
metavar="<host>",
nargs='?',
help=_(
'Cinder host on which to list manageable snapshots. '
'Takes the form: host@backend-name#pool'
),
)
host_group.add_argument(
"--cluster",
metavar="<cluster>",
help=_(
'Cinder cluster on which to list manageable snapshots. '
'Takes the form: cluster@backend-name#pool. '
'(supported by --os-volume-api-version 3.17 or later)'
),
)
parser.add_argument(
'--detailed',
metavar='<detailed>',
default=True,
help=_('Returns detailed information (Default=True).'),
)
parser.add_argument(
'--marker',
metavar='<marker>',
default=None,
help=_(
'Begin returning snapshots that appear later in the '
'snapshot list than that represented by this reference. '
'This reference should be json like. Default=None.'
),
)
parser.add_argument(
'--limit',
metavar='<limit>',
default=None,
help=_('Maximum number of snapshots to return. Default=None.'),
)
parser.add_argument(
'--offset',
metavar='<offset>',
default=None,
help=_('Number of snapshots to skip after marker. Default=None.'),
)
parser.add_argument(
'--sort',
metavar='<key>[:<direction>]',
default=None,
help=(
_(
'Comma-separated list of sort keys and directions in the '
'form of <key>[:<asc|desc>]. '
'Valid keys: %s. '
'Default=None.'
)
% ', '.join(SORT_MANAGEABLE_KEY_VALUES)
),
)
return parser
def take_action(self, parsed_args):
volume_client = self.app.client_manager.volume
if parsed_args.host is None and parsed_args.cluster is None:
msg = _(
"Either <host> or '--cluster <cluster>' needs to be provided "
"to run the 'block storage volume snapshot manageable list' "
"command"
)
raise exceptions.CommandError(msg)
if volume_client.api_version < api_versions.APIVersion('3.8'):
msg = _(
"--os-volume-api-version 3.8 or greater is required to "
"support the 'block storage volume snapshot manageable list' "
"command"
)
raise exceptions.CommandError(msg)
if parsed_args.cluster:
if volume_client.api_version < api_versions.APIVersion('3.17'):
msg = _(
"--os-volume-api-version 3.17 or greater is required to "
"support the '--cluster' option"
)
raise exceptions.CommandError(msg)
detailed = strutils.bool_from_string(parsed_args.detailed)
cluster = getattr(parsed_args, 'cluster', None)
columns = [
'reference',
'size',
'safe_to_manage',
'source_reference',
]
if detailed:
columns.extend(
[
'reason_not_safe',
'cinder_id',
'extra_info',
]
)
data = volume_client.volume_snapshots.list_manageable(
host=parsed_args.host,
detailed=detailed,
marker=parsed_args.marker,
limit=parsed_args.limit,
offset=parsed_args.offset,
sort=parsed_args.sort,
cluster=cluster,
)
return (
columns,
(
utils.get_item_properties(
s,
columns,
)
for s in data
),
)
|
