Xiaoyu Yao created HADOOP-12453:
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             Summary: Support decoding KMS Delegation Token with its own 
Identifier
                 Key: HADOOP-12453
                 URL: https://issues.apache.org/jira/browse/HADOOP-12453
             Project: Hadoop Common
          Issue Type: Improvement
          Components: kms, security
    Affects Versions: 2.4.0
            Reporter: Xiaoyu Yao
            Assignee: Xiaoyu Yao


kms-dt currently does not have its own token identifier class to decode it 
properly as shown in the HDFS logs below. This JIRA is opened to add support 
for that.

{code}
2015-09-30 
22:36:14,379|beaver.machine|INFO|5619|140004068153152|MainThread|15/09/30 
22:36:14 WARN token.Token: Cannot find class for token kind kms-dt
2015-09-30 
22:36:14,380|beaver.machine|INFO|5619|140004068153152|MainThread|15/09/30 
22:36:14 INFO security.TokenCache: Got dt for hdfs://tde-hdfs-3.novalocal:8020; 
Kind: kms-dt, Service: 172.22.64.179:9292, Ident: 00 06 68 72 74 5f 71 61 02 72 
6d 00 8a 01 50 20 66 1c a3 8a 01 50 44 72 a0 a3 0f 03
{code}



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