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https://issues.apache.org/jira/browse/HDFS-2416?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13122971#comment-13122971
]
Arpit Gupta commented on HDFS-2416:
-----------------------------------
Here is the output of the distcp job
org.apache.hadoop.ipc.RemoteException: Delegation Token can be issued only with
kerberos or web authentication
at
org.apache.hadoop.hdfs.web.JsonUtil.toRemoteException(JsonUtil.java:111)
at
org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:229)
at
org.apache.hadoop.hdfs.web.WebHdfsFileSystem.run(WebHdfsFileSystem.java:321)
at
org.apache.hadoop.hdfs.web.WebHdfsFileSystem.getDelegationToken(WebHdfsFileSystem.java:502)
at
org.apache.hadoop.mapreduce.security.TokenCache.obtainTokensForNamenodesInternal(TokenCache.java:118)
at
org.apache.hadoop.mapreduce.security.TokenCache.obtainTokensForNamenodes(TokenCache.java:79)
at org.apache.hadoop.tools.DistCp.checkSrcPath(DistCp.java:632)
at org.apache.hadoop.tools.DistCp.copy(DistCp.java:656)
at org.apache.hadoop.tools.DistCp.run(DistCp.java:881)
at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:65)
at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:79)
at org.apache.hadoop.tools.DistCp.main(DistCp.java:908)
a dfs -cat returns the following...
cat: Unauthorized (error code=401)
> hadoop calls cat, tail, copyToLocal, distcp on a secure cluster with an
> webhdfs uri fail with a 401
> ---------------------------------------------------------------------------------------------------
>
> Key: HDFS-2416
> URL: https://issues.apache.org/jira/browse/HDFS-2416
> Project: Hadoop HDFS
> Issue Type: Bug
> Affects Versions: 0.20.205.0
> Reporter: Arpit Gupta
>
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