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From "Matt Foley (Updated) (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HDFS-2358) NPE when the default filesystem's uri has no authority
Date Wed, 05 Oct 2011 23:24:31 GMT

     [ https://issues.apache.org/jira/browse/HDFS-2358?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Matt Foley updated HDFS-2358:
-----------------------------

       Resolution: Fixed
    Fix Version/s: 0.20.205.0
     Release Note: Give meaningful error message instead of NPE.
     Hadoop Flags: Reviewed
           Status: Resolved  (was: Patch Available)

+1 for code review.  Committed to both 0.20-sec and 0.20.205.0.  Thanks, Daryn!
                
> NPE when the default filesystem's uri has no authority
> ------------------------------------------------------
>
>                 Key: HDFS-2358
>                 URL: https://issues.apache.org/jira/browse/HDFS-2358
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: name-node
>    Affects Versions: 0.20.204.0
>            Reporter: Rajit Saha
>            Assignee: Daryn Sharp
>             Fix For: 0.20.205.0
>
>         Attachments: HDFS-2358.patch
>
>
> in core-site.xml if default filesystem's uri is misconfigured , NN does not come up and
in NN shows NPE
> java.lang.NullPointerException
>         at org.apache.hadoop.net.NetUtils.createSocketAddr(NetUtils.java:142)
>         at org.apache.hadoop.hdfs.server.namenode.NameNode.getAddress(NameNode.java:195)
>         at org.apache.hadoop.hdfs.server.namenode.NameNode.getAddress(NameNode.java:225)
>         at org.apache.hadoop.hdfs.server.namenode.NameNode.initialize(NameNode.java:259)
>         at org.apache.hadoop.hdfs.server.namenode.NameNode.<init>(NameNode.java:458)
>         at org.apache.hadoop.hdfs.server.namenode.NameNode.createNameNode(NameNode.java:1226)
>         at org.apache.hadoop.hdfs.server.namenode.NameNode.main(NameNode.java:1235)
> It is better to give meaningful error messege than NPE

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