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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HADOOP-3619) DNS.getHosts triggers an ArrayIndexOutOfBoundsException in reverseDNS if one of the interfaces is IPv6
Date Sun, 13 Jul 2014 17:40:05 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-3619?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14060187#comment-14060187
] 

Hadoop QA commented on HADOOP-3619:
-----------------------------------

{color:red}-1 overall{color}.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12655461/HADOOP-3619.patch
  against trunk revision .

    {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:red}-1 core tests{color}.  The patch failed these unit tests in hadoop-common-project/hadoop-common:

                  org.apache.hadoop.metrics2.impl.TestMetricsSystemImpl
                  org.apache.hadoop.fs.TestSymlinkLocalFSFileContext
                  org.apache.hadoop.ipc.TestCallQueueManager
                  org.apache.hadoop.ipc.TestIPC
                  org.apache.hadoop.fs.TestSymlinkLocalFSFileSystem

    {color:green}+1 contrib tests{color}.  The patch passed contrib unit tests.

Test results: https://builds.apache.org/job/PreCommit-HADOOP-Build/4259//testReport/
Console output: https://builds.apache.org/job/PreCommit-HADOOP-Build/4259//console

This message is automatically generated.

> DNS.getHosts triggers an ArrayIndexOutOfBoundsException in reverseDNS if one of the interfaces
is IPv6
> ------------------------------------------------------------------------------------------------------
>
>                 Key: HADOOP-3619
>                 URL: https://issues.apache.org/jira/browse/HADOOP-3619
>             Project: Hadoop Common
>          Issue Type: Bug
>            Reporter: Steve Loughran
>              Labels: patch
>         Attachments: HADOOP-3619.patch
>
>
> reverseDNS tries to split a host address string by ".", and so fails if ":" is the separator,
as it is in IPv6. When it tries to access the parts of the address, a stack trace is seen.



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