61 lines
2.2 KiB
Python
61 lines
2.2 KiB
Python
# 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 RelationBase
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from charms.reactive import hook
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from charms.reactive import scopes
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class KeystoneRequires(RelationBase):
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scope = scopes.UNIT
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# These remote data fields will be automatically mapped to accessors
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# with a basic documentation string provided.
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auto_accessors = ['service_hostname', 'service_password',
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'service_port', 'service_region',
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'service_tenant_name', 'service_username']
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@hook('{requires:keystone-admin}-relation-{joined,changed}')
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def changed(self):
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conv = self.conversation()
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conv.set_state('{relation_name}.connected')
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if self.auth_data_complete():
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conv.set_state('{relation_name}.available')
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else:
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conv.remove_state('{relation_name}.available')
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@hook('{requires:keystone-admin}-relation-{broken,departed}')
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def departed(self):
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conv = self.conversation()
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conv.remove_state('{relation_name}.available')
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conv.remove_state('{relation_name}.connected')
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def credentials(self):
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"""
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Returns a dict of keystone admin credentials
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"""
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conv = self.conversation()
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return {
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'service_hostname': conv.get_remote('service_hostname'),
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'service_port': conv.get_remote('service_port'),
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'service_username': conv.get_remote('service_username'),
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'service_password': conv.get_remote('service_password'),
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'service_tenant_name': conv.get_remote('service_tenant_name')
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}
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def auth_data_complete(self):
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data = self.credentials()
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if all(data.values()):
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return True
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return False
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