python-openstackclient/openstackclient/common/limits.py
Dean Troyer 75dcdb0c66 Add show limits command
* This is a combination of the compute and volume API limits as they are
  very similar.  As such, the command lives in a new command group
  'openstack.common' that is unversioned.
* Implements 'limits show [--absolute|--rate]

Updated for https://review.openstack.org/#/c/36772/

Bug: 1172057

Change-Id: I2bd181cd0d098f7143360ae67944c2f221379af5
2013-07-12 12:13:27 -05:00

80 lines
2.7 KiB
Python

# Copyright 2012-2013 OpenStack Foundation
#
# 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.
#
"""Limits Action Implementation"""
import itertools
import logging
from cliff import lister
from openstackclient.common import utils
class ShowLimits(lister.Lister):
"""Show compute and volume limits"""
log = logging.getLogger(__name__ + '.ShowLimits')
def get_parser(self, prog_name):
parser = super(ShowLimits, self).get_parser(prog_name)
type_group = parser.add_mutually_exclusive_group()
type_group.add_argument(
"--absolute",
dest="is_absolute",
action="store_true",
default=False,
help="Show absolute limits")
type_group.add_argument(
"--rate",
dest="is_rate",
action="store_true",
default=False,
help="Show rate limits")
parser.add_argument(
"--reserved",
dest="is_reserved",
action="store_true",
default=False,
help="Include reservations count [only valid with --absolute]")
return parser
def take_action(self, parsed_args):
self.log.debug('take_action(%s)' % parsed_args)
compute_client = self.app.client_manager.compute
volume_client = self.app.client_manager.volume
compute_limits = compute_client.limits.get(parsed_args.is_reserved)
volume_limits = volume_client.limits.get()
if parsed_args.is_absolute:
compute_limits = compute_limits.absolute
volume_limits = volume_limits.absolute
columns = ["Name", "Value"]
return (columns, (utils.get_item_properties(s, columns)
for s in itertools.chain(compute_limits, volume_limits)))
elif parsed_args.is_rate:
compute_limits = compute_limits.rate
volume_limits = volume_limits.rate
columns = ["Verb", "URI", "Value", "Remain", "Unit",
"Next Available"]
return (columns, (utils.get_item_properties(s, columns)
for s in itertools.chain(compute_limits, volume_limits)))
else:
return ({}, {})