tree e7c87f763d58e97d1a622fde8d2c31b560379c6a
parent d670af56d1bbae5b89a3d5835c0fa216a4764a8f
author kaisun2000 <52840222+kaisun2000@users.noreply.github.com> 1591412106 -0700
committer Jiajun Wang <1803880+jiajunwang@users.noreply.github.com> 1593036503 -0700

Fix leaking Zk path watch and Callbackhandler issue (#1035)

Short term fix #1034. Get rid of dangling CallbackHandlers and its
related current state parent path in Zookeeper. Get rid of leaking
of current state znode path due to async nature of deletion of
current state znode path to installatio of watcher in various
thread in Helix.