charm-interface-keystone-cr.../provides.py

36 lines
1.2 KiB
Python

# 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.
from charms.reactive import RelationBase
from charms.reactive import hook
from charms.reactive import scopes
class KeystoneProvides(RelationBase):
scope = scopes.GLOBAL
@hook('{provides:keystone-credentials}-relation-joined')
def joined(self):
self.set_flag('{relation_name}.connected')
@hook('{provides:keystone-credentials}-relation-{broken,departed}')
def departed(self):
self.clear_flag('{relation_name}.connected')
def expose_credentials(self, credentials):
"""Expose Keystone credentials to related units.
:param credentials: The Keystone credentials to be exposed.
:type credentials: dict
"""
self.set_remote(**credentials)