The default unwatch_elected_as_leader implementation is broken, as it attempts to read and attribute that doesn't exist.
2015-06-23 11:29:02.962 CRITICAL designate [req-27141a65-bc11-4bea-9b02-809d9704ba88 - - - - -] AttributeError: 'KazooDriver' object has no attribute '_hooks'
2015-06-23 11:29:02.962 TRACE designate Traceback (most recent call last):
2015-06-23 11:29:02.962 TRACE designate File "/usr/local/bin/designate-pool-manager", line 10, in <module>
2015-06-23 11:29:02.962 TRACE designate sys.exit(main())
2015-06-23 11:29:02.962 TRACE designate File "/opt/stack/designate/designate/cmd/pool_manager.py", line 41, in main
2015-06-23 11:29:02.962 TRACE designate service.wait()
2015-06-23 11:29:02.962 TRACE designate File "/opt/stack/designate/designate/service.py", line 394, in wait
2015-06-23 11:29:02.962 TRACE designate _launcher.wait()
2015-06-23 11:29:02.962 TRACE designate File "/opt/stack/designate/designate/openstack/common/service.py", line 180, in wait
2015-06-23 11:29:02.962 TRACE designate status, signo = self._wait_for_exit_or_signal(ready_callback)
2015-06-23 11:29:02.962 TRACE designate File "/opt/stack/designate/designate/openstack/common/service.py", line 172, in _wait_for_exit_or_signal
2015-06-23 11:29:02.962 TRACE designate self.stop()
2015-06-23 11:29:02.962 TRACE designate File "/opt/stack/designate/designate/openstack/common/service.py", line 118, in stop
2015-06-23 11:29:02.962 TRACE designate self.services.stop()
2015-06-23 11:29:02.962 TRACE designate File "/opt/stack/designate/designate/openstack/common/service.py", line 465, in stop
2015-06-23 11:29:02.962 TRACE designate service.stop()
2015-06-23 11:29:02.962 TRACE designate File "/opt/stack/designate/designate/pool_manager/service.py", line 150, in stop
2015-06-23 11:29:02.962 TRACE designate self._stop_leader_election()
2015-06-23 11:29:02.962 TRACE designate File "/opt/stack/designate/designate/pool_manager/service.py", line 178, in _stop_leader_election
2015-06-23 11:29:02.962 TRACE designate self._pool_group_id, self._on_elected_leader)
2015-06-23 11:29:02.962 TRACE designate File "/usr/local/lib/python2.7/dist-packages/tooz/drivers/zookeeper.py", line 440, in unwatch_elected_as_leader
2015-06-23 11:29:02.962 TRACE designate group_id, callback)
2015-06-23 11:29:02.962 TRACE designate File "/usr/local/lib/python2.7/dist-packages/tooz/coordination.py", line 163, in unwatch_elected_as_leader
2015-06-23 11:29:02.962 TRACE designate if not self._hooks.elected_leader[group_id]:
2015-06-23 11:29:02.962 TRACE designate AttributeError: 'KazooDriver' object has no attribute '_hooks'
2015-06-23 11:29:02.962 TRACE designate
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