1304a492b1
Take advantage of a new feature in charmhelpers to ignore missing keys when running sysctl. This addresses the issue where we want to include conntrack settings for nova-compute with a kvm driver, but don't want to include those settings for lxd. And it addresses it in a generic way to handle similar situations going forward. Change-Id: I29c36c11345b8876c4c39651c124a64860dd35db Closes-Bug: 1820635
47 lines
1.8 KiB
Python
47 lines
1.8 KiB
Python
# Copyright 2014-2015 Canonical Limited.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from . import cmdline
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from charmhelpers.core import unitdata
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@cmdline.subcommand_builder('unitdata', description="Store and retrieve data")
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def unitdata_cmd(subparser):
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nested = subparser.add_subparsers()
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get_cmd = nested.add_parser('get', help='Retrieve data')
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get_cmd.add_argument('key', help='Key to retrieve the value of')
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get_cmd.set_defaults(action='get', value=None)
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getrange_cmd = nested.add_parser('getrange', help='Retrieve multiple data')
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getrange_cmd.add_argument('key', metavar='prefix',
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help='Prefix of the keys to retrieve')
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getrange_cmd.set_defaults(action='getrange', value=None)
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set_cmd = nested.add_parser('set', help='Store data')
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set_cmd.add_argument('key', help='Key to set')
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set_cmd.add_argument('value', help='Value to store')
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set_cmd.set_defaults(action='set')
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def _unitdata_cmd(action, key, value):
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if action == 'get':
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return unitdata.kv().get(key)
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elif action == 'getrange':
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return unitdata.kv().getrange(key)
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elif action == 'set':
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unitdata.kv().set(key, value)
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unitdata.kv().flush()
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return ''
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return _unitdata_cmd
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