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https://issues.apache.org/jira/browse/HDFS-2956?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14620058#comment-14620058
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Hadoop QA commented on HDFS-2956:
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| (x) *{color:red}-1 overall{color}* |
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|| Vote || Subsystem || Runtime || Comment ||
| {color:red}-1{color} | patch | 0m 0s | The patch command could not apply
the patch during dryrun. |
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|| Subsystem || Report/Notes ||
| Patch URL |
http://issues.apache.org/jira/secure/attachment/12744434/HDFS-2956-02.patch |
| Optional Tests | javadoc javac unit findbugs checkstyle |
| git revision | trunk / 63d0365 |
| Console output |
https://builds.apache.org/job/PreCommit-HDFS-Build/11644/console |
This message was automatically generated.
> calling fetchdt without a --renewer argument throws NPE
> -------------------------------------------------------
>
> Key: HDFS-2956
> URL: https://issues.apache.org/jira/browse/HDFS-2956
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: security
> Affects Versions: 2.0.0-alpha, 3.0.0
> Reporter: Todd Lipcon
> Assignee: Vinayakumar B
> Labels: BB2015-05-TBR
> Attachments: HDFS-2956-01.patch, HDFS-2956-02.patch, HDFS-2956.patch
>
>
> If I call "bin/hdfs fetchdt /tmp/mytoken" without a "--renewer foo" argument,
> then it will throw a NullPointerException:
> Exception in thread "main" java.lang.NullPointerException
> at
> org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolTranslatorPB.getDelegationToken(ClientNamenodeProtocolTranslatorPB.java:830)
> this is because getDelegationToken is being called with a null renewer
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