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From "Robert Kanter (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HDFS-4951) FsShell commands using secure httpfs throw exceptions due to missing TokenRenewer
Date Mon, 08 Jul 2013 23:55:48 GMT

     [ https://issues.apache.org/jira/browse/HDFS-4951?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Robert Kanter updated HDFS-4951:
--------------------------------

    Status: Patch Available  (was: Open)
    
> FsShell commands using secure httpfs throw exceptions due to missing TokenRenewer
> ---------------------------------------------------------------------------------
>
>                 Key: HDFS-4951
>                 URL: https://issues.apache.org/jira/browse/HDFS-4951
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: security
>    Affects Versions: 3.0.0
>            Reporter: Robert Kanter
>            Assignee: Robert Kanter
>         Attachments: HDFS-4951.patch
>
>
> It looks like there isn't a {{TokenRenewer}} for HttpFS delegation tokens ({{HTTPFS_DELEGATION_TOKENS}}
tokens, so when it goes to cancel the token, it throws an exception:
> {noformat}
> $ hadoop fs -ls webhdfs://host:14000
> // File listing omitted
> 13/06/21 13:09:04 WARN token.Token: No TokenRenewer defined for token kind HTTPFS_DELEGATION_TOKEN
> 13/06/21 13:09:04 WARN util.ShutdownHookManager: ShutdownHook 'ClientFinalizer' failed,
java.lang.UnsupportedOperationException: Token cancel is not supported  for HTTPFS_DELEGATION_TOKEN
tokens
> java.lang.UnsupportedOperationException: Token cancel is not supported  for HTTPFS_DELEGATION_TOKEN
tokens
> 	at org.apache.hadoop.security.token.Token$TrivialRenewer.cancel(Token.java:417)
> 	at org.apache.hadoop.security.token.Token.cancel(Token.java:382)
> 	at org.apache.hadoop.fs.DelegationTokenRenewer$RenewAction.cancel(DelegationTokenRenewer.java:146)
> 	at org.apache.hadoop.fs.DelegationTokenRenewer$RenewAction.access$200(DelegationTokenRenewer.java:58)
> 	at org.apache.hadoop.fs.DelegationTokenRenewer.removeRenewAction(DelegationTokenRenewer.java:233)
> 	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.close(WebHdfsFileSystem.java:790)
> 	at org.apache.hadoop.fs.FileSystem$Cache.closeAll(FileSystem.java:2398)
> 	at org.apache.hadoop.fs.FileSystem$Cache$ClientFinalizer.run(FileSystem.java:2414)
> 	at org.apache.hadoop.util.ShutdownHookManager$1.run(ShutdownHookManager.java:54)
> {noformat}
> WebHDFS doesn't have this problem because it has a {{TokenRenewer}} for its delegation
tokens ({{"WEBHDFS delegation"}} tokens).  

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