49 lines
1.6 KiB
Python
49 lines
1.6 KiB
Python
# Copyright 2018 Canonical Ltd
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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 charms.reactive import (
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Endpoint,
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clear_flag,
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set_flag,
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when,
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when_any,
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)
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class CinderBackupProvides(Endpoint):
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@when('endpoint.{endpoint_name}.joined')
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def joined(self):
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set_flag(self.expand_name('{endpoint_name}.connected'))
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@when('endpoint.{endpoint_name}.changed')
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def changed(self):
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set_flag(self.expand_name('{endpoint_name}.available'))
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clear_flag(self.expand_name('endpoint.{endpoint_name}.changed'))
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@when_any('endpoint.{endpoint_name}.broken',
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'endpoint.{endpoint_name}.departed')
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def departed(self):
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flags = (
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self.expand_name('{endpoint_name}.available'),
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self.expand_name('{endpoint_name}.connected'),
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)
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for flag in flags:
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clear_flag(flag)
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def publish(self, name, configuration):
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for relation in self.relations:
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relation.to_publish['backend_name'] = name
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relation.to_publish['subordinate_configuration'] = configuration
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