Yong Zhang created HBASE-15039:
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             Summary: HMaster and RegionServers should try to refresh token 
keys from zk when face InvalidToken.
                 Key: HBASE-15039
                 URL: https://issues.apache.org/jira/browse/HBASE-15039
             Project: HBase
          Issue Type: Bug
            Reporter: Yong Zhang
            Assignee: Yong Zhang


One of HMaster and RegionServers is token key master, and others are key 
slaves, key master will write keys to zookeeper and key slaves will read. If 
any disconnetion between key slaves and zookeeper, then these HMaster or 
RegionServers may lost new token, client which use token authentication will 
get InvalidToken exception.



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