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From "Hudson (Commented) (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-3214) InterDatanodeProtocolServerSideTranslatorPB doesn't handle null response from initReplicaRecovery
Date Mon, 09 Apr 2012 13:01:18 GMT

    [ https://issues.apache.org/jira/browse/HDFS-3214?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13249807#comment-13249807
] 

Hudson commented on HDFS-3214:
------------------------------

Integrated in Hadoop-Hdfs-trunk #1009 (See [https://builds.apache.org/job/Hadoop-Hdfs-trunk/1009/])
    HDFS-3214. InterDatanodeProtocolServerSideTranslatorPB doesn't handle null response from
initReplicaRecovery. Contributed by Todd Lipcon. (Revision 1311125)

     Result = FAILURE
todd : http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1311125
Files : 
* /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
* /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/protocolPB/InterDatanodeProtocolServerSideTranslatorPB.java
* /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/protocolPB/InterDatanodeProtocolTranslatorPB.java
* /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/proto/InterDatanodeProtocol.proto
* /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/fsdataset/impl/TestInterDatanodeProtocol.java

                
> InterDatanodeProtocolServerSideTranslatorPB doesn't handle null response from initReplicaRecovery
> -------------------------------------------------------------------------------------------------
>
>                 Key: HDFS-3214
>                 URL: https://issues.apache.org/jira/browse/HDFS-3214
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: data-node
>    Affects Versions: 2.0.0
>            Reporter: Todd Lipcon
>            Assignee: Todd Lipcon
>            Priority: Blocker
>             Fix For: 2.0.0
>
>         Attachments: hdfs-3214.txt, hdfs-3214.txt
>
>
> The initReplicaRecovery function may return null to indicate that the block doesn't exist
on the local node. However, the translator doesn't handle this case, which results in NPEs.

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