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Jitendra Nath Pandey commented on HDFS-2528:
--------------------------------------------
The trunk patch may not work for multiple namenode installation in a federated cluster,
but I think that can be fixed in a separate jira.
The patch looks good to me. +1. I will recommend testing the patch manually with security
enabled.
> webhdfs rest call to a secure dn fails when a token is sent
> -----------------------------------------------------------
>
> Key: HDFS-2528
> URL: https://issues.apache.org/jira/browse/HDFS-2528
> Project: Hadoop HDFS
> Issue Type: Sub-task
> Affects Versions: 0.20.205.0
> Reporter: Arpit Gupta
> Assignee: Tsz Wo (Nicholas), SZE
> Attachments: h2528_20111101.patch, h2528_20111101_0.20s.patch, h2528_20111101b.patch,
h2528_20111101b_0.20s.patch, h2528_20111102.patch, h2528_20111102_0.20s.patch, h2528_20111103.patch,
h2528_20111103_0.20s.patch, h2528_20111103_0.20s.patch
>
>
> curl -L -u : --negotiate -i "http://NN:50070/webhdfs/v1/tmp/webhdfs_data/file_small_data.txt?op=OPEN"
> the following exception is thrown by the datanode when the redirect happens.
> {"RemoteException":{"exception":"IOException","javaClassName":"java.io.IOException","message":"Call
to failed on local exception: java.io.IOException: javax.security.sasl.SaslException: GSS
initiate failed [Caused by GSSException: No valid credentials provided (Mechanism level: Failed
to find any Kerberos tgt)]"}}
> Interestingly when using ./bin/hadoop with a webhdfs path we are able to cat or tail
a file successfully.
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