python-openstackclient/openstackclient/common/limits.py

107 lines
3.9 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
from openstackclient.identity import common as identity_common
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(required=True)
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]")
parser.add_argument(
'--project',
metavar='<project>',
help='Show limits for a specific project (name or ID)'
' [only valid with --absolute]',
)
parser.add_argument(
'--domain',
metavar='<domain>',
help='Domain that owns --project (name or ID)'
' [only valid with --absolute]',
)
return parser
@utils.log_method(log)
def take_action(self, parsed_args):
compute_client = self.app.client_manager.compute
volume_client = self.app.client_manager.volume
project_id = None
if parsed_args.project is not None:
identity_client = self.app.client_manager.identity
if parsed_args.domain is not None:
domain = identity_common.find_domain(identity_client,
parsed_args.domain)
project_id = utils.find_resource(identity_client.projects,
parsed_args.project,
domain_id=domain.id).id
else:
project_id = utils.find_resource(identity_client.projects,
parsed_args.project).id
compute_limits = compute_client.limits.get(parsed_args.is_reserved,
tenant_id=project_id)
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 ({}, {})