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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.
#
"""Storage backend action implementations"""
from osc_lib.command import command
from osc_lib import utils
from openstackclient.i18n import _
class ShowCapability(command.Lister):
_description = _("Show capability command")
def get_parser(self, prog_name):
parser = super(ShowCapability, self).get_parser(prog_name)
parser.add_argument(
"host",
metavar="<host>",
help=_("List capabilities of specified host (host@backend-name)"),
)
return parser
def take_action(self, parsed_args):
volume_client = self.app.client_manager.volume
columns = [
'Title',
'Key',
'Type',
'Description',
]
data = volume_client.capabilities.get(parsed_args.host)
# The get capabilities API is... interesting. We only want the names of
# the capabilities that can set for a backend through extra specs, so
# we need to extract out that part of the mess that is returned.
print_data = []
keys = data.properties
for key in keys:
# Stuff the key into the details to make it easier to output
capability_data = data.properties[key]
capability_data['key'] = key
print_data.append(capability_data)
return (
columns,
(
utils.get_dict_properties(
s,
columns,
)
for s in print_data
),
)
class ListPool(command.Lister):
_description = _("List pool command")
def get_parser(self, prog_name):
parser = super(ListPool, self).get_parser(prog_name)
parser.add_argument(
"--long",
action="store_true",
default=False,
help=_("Show detailed information about pools."),
)
# TODO(smcginnis): Starting with Cinder microversion 3.33, user is also
# able to pass in --filters with a <key>=<value> pair to filter on.
return parser
def take_action(self, parsed_args):
volume_client = self.app.client_manager.volume
if parsed_args.long:
columns = [
'name',
'storage_protocol',
'thick_provisioning_support',
'thin_provisioning_support',
'total_volumes',
'total_capacity_gb',
'allocated_capacity_gb',
'max_over_subscription_ratio',
]
headers = [
'Name',
'Protocol',
'Thick',
'Thin',
'Volumes',
'Capacity',
'Allocated',
'Max Over Ratio',
]
else:
columns = [
'Name',
]
headers = columns
data = volume_client.pools.list(detailed=parsed_args.long)
return (
headers,
(
utils.get_item_properties(
s,
columns,
)
for s in data
),
)
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