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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-7818) FsShell -text over webhdfs fails with NPE in DN
Date Sun, 22 Feb 2015 00:27:11 GMT

    [ https://issues.apache.org/jira/browse/HDFS-7818?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14331968#comment-14331968

Hadoop QA commented on HDFS-7818:

{color:green}+1 overall{color}.  Here are the results of testing the latest attachment 
  against trunk revision 709ff99.

    {color:green}+1 @author{color}.  The patch does not contain any @author tags.

    {color:green}+1 tests included{color}.  The patch appears to include 1 new or modified
test files.

    {color:green}+1 javac{color}.  The applied patch does not increase the total number of
javac compiler warnings.

    {color:green}+1 javadoc{color}.  There were no new javadoc warning messages.

    {color:green}+1 eclipse:eclipse{color}.  The patch built with eclipse:eclipse.

    {color:green}+1 findbugs{color}.  The patch does not introduce any new Findbugs (version
2.0.3) warnings.

    {color:green}+1 release audit{color}.  The applied patch does not increase the total number
of release audit warnings.

    {color:green}+1 core tests{color}.  The patch passed unit tests in hadoop-hdfs-project/hadoop-hdfs.

Test results: https://builds.apache.org/job/PreCommit-HDFS-Build/9638//testReport/
Console output: https://builds.apache.org/job/PreCommit-HDFS-Build/9638//console

This message is automatically generated.

> FsShell -text over webhdfs fails with NPE in DN
> -----------------------------------------------
>                 Key: HDFS-7818
>                 URL: https://issues.apache.org/jira/browse/HDFS-7818
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: webhdfs
>    Affects Versions: 2.7.0
>            Reporter: Eric Payne
>            Assignee: Eric Payne
>         Attachments: HDFS-7818.v1.txt, HDFS-7818.v2.txt
> This is a regression in 2.7 and later.
> {{hadoop fs -cat}} over webhdfs works, but {{hadoop fs -text}} does not:
> {code}
> $ hadoop fs -cat webhdfs://myhost.com/tmp/test.1
> ... output ...
> $ hadoop fs -text webhdfs://myhost.com/tmp/test.1
> text: org.apache.hadoop.ipc.RemoteException(java.lang.NullPointerException): null
> 	at org.apache.hadoop.hdfs.web.JsonUtil.toRemoteException(JsonUtil.java:165)
> 	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:358)
> 	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:91)
> 	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.runWithRetry(WebHdfsFileSystem.java:615)
> 	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.access$100(WebHdfsFileSystem.java:463)
> 	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner$1.run(WebHdfsFileSystem.java:492)
> ...
> {code}

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