def get_zks(self):
'''
Will attempt to read zookeeper nodes from the zookeeper.joined state.
If the flag has never been set, an empty list will be returned.
'''
zk = RelationBase.from_flag('zookeeper.joined')
if zk:
return zk.zookeepers()
else:
return []
def get_kafkas(self):
'''
Will attempt to read kafka nodes from the kafka.joined state.
If the flag has never been set, an empty list will be returned.
'''
kafka = RelationBase.from_flag('kafka.joined')
if kafka:
return kafka.kafkas()
else:
return []
