root / ncclient / operations / lock.py @ a6c00291
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# Copyright 2009 Shikhar Bhushan
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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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'Locking-related NETCONF operations'
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from ncclient.rpc import RPC |
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import util |
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class Lock(RPC): |
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SPEC = { |
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'tag': 'lock', |
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'children': {
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'tag': 'target', |
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'children': {'tag': None } |
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} |
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} |
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def request(self, target='running'): |
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if target=='candidate': |
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self._assert(':candidate') |
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spec = Lock.SPEC.copy() |
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spec['children']['children']['tag'] = target |
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return self._request(spec) |
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class Unlock(RPC): |
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SPEC = { |
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'tag': 'unlock', |
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'children': {
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'tag': 'target', |
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'children': {'tag': None } |
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} |
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} |
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def request(self, target='running'): |
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if target=='candidate': |
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self._assert(':candidate') |
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spec = Unlock.SPEC.copy() |
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spec['children']['children']['tag'] = target |
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return self._request(spec) |
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class LockContext: |
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def __init__(self, session, target='running'): |
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self.session = session
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self.target = target
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def __enter__(self): |
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Lock(self.session).request(self.target) |
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return self |
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def __exit__(self, t, v, tb): |
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Unlock(self.session).request(self.target) |
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return False |