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https://issues.apache.org/jira/browse/HADOOP-16069?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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luhuachao reassigned HADOOP-16069:
----------------------------------

    Assignee: luhuachao

> Support configure ZK_DTSM_ZK_KERBEROS_PRINCIPAL in 
> ZKDelegationTokenSecretManager using principal with Schema /_HOST
> --------------------------------------------------------------------------------------------------------------------
>
>                 Key: HADOOP-16069
>                 URL: https://issues.apache.org/jira/browse/HADOOP-16069
>             Project: Hadoop Common
>          Issue Type: Improvement
>          Components: common
>    Affects Versions: 3.1.0
>            Reporter: luhuachao
>            Assignee: luhuachao
>            Priority: Critical
>              Labels: kerberos
>             Fix For: 3.1.1, 3.1.2
>
>         Attachments: HADOOP-16069.001.patch
>
>
> when use ZKDelegationTokenSecretManager with Kerberos, we cannot configure 
> ZK_DTSM_ZK_KERBEROS_PRINCIPAL with principal like 'nn/_h...@example.com', we 
> have to use principal like 'nn/hostn...@example.com' .



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