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From "Dr. Martin Menzel (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HADOOP-3619) DNS.getHosts triggers an ArrayIndexOutOfBoundsException in reverseDNS if one of the interfaces is IPv6
Date Sun, 13 Jul 2014 16:49:04 GMT

     [ https://issues.apache.org/jira/browse/HADOOP-3619?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Dr. Martin Menzel updated HADOOP-3619:
--------------------------------------

    Attachment: HADOOP-3619.patch

IPv6 rDNS patch

> 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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