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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-10850) getEZForPath should NOT throw FNF
Date Fri, 30 Sep 2016 14:22:20 GMT

    [ https://issues.apache.org/jira/browse/HDFS-10850?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15536126#comment-15536126
] 

Hudson commented on HDFS-10850:
-------------------------------

SUCCESS: Integrated in Jenkins build Hadoop-trunk-Commit #10518 (See [https://builds.apache.org/job/Hadoop-trunk-Commit/10518/])
HDFS-10850. getEZForPath should NOT throw FNF. Contributed by Andrew (kihwal: rev 0670149c88852cd7c4d6774bff06c7c588558739)
* (edit) hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSDirEncryptionZoneOp.java
* (edit) hadoop-hdfs-project/hadoop-hdfs-client/src/main/java/org/apache/hadoop/hdfs/DFSClient.java
* (edit) hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestEncryptionZones.java
* (edit) hadoop-hdfs-project/hadoop-hdfs-client/src/main/java/org/apache/hadoop/hdfs/client/HdfsAdmin.java


> getEZForPath should NOT throw FNF
> ---------------------------------
>
>                 Key: HDFS-10850
>                 URL: https://issues.apache.org/jira/browse/HDFS-10850
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: hdfs
>    Affects Versions: 2.8.0
>            Reporter: Daryn Sharp
>            Assignee: Andrew Wang
>            Priority: Blocker
>             Fix For: 2.8.0, 3.0.0-alpha2
>
>         Attachments: HDSF-10850.001.patch
>
>
> HDFS-9433 made an incompatible change to the semantics of getEZForPath.  It used to return
the EZ of the closest ancestor path.  It never threw FNF.  A common use of getEZForPath to
determining if a file can be renamed, or must be copied due to mismatched EZs.  Notably, this
has broken hive.



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