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From "Chris Nauroth (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HADOOP-12717) NPE when trying to rename a directory in Windows Azure Storage FileSystem
Date Wed, 02 Mar 2016 00:26:18 GMT

     [ https://issues.apache.org/jira/browse/HADOOP-12717?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Chris Nauroth updated HADOOP-12717:
-----------------------------------
    Assignee: Robert Yokota

> NPE when trying to rename a directory in Windows Azure Storage FileSystem
> -------------------------------------------------------------------------
>
>                 Key: HADOOP-12717
>                 URL: https://issues.apache.org/jira/browse/HADOOP-12717
>             Project: Hadoop Common
>          Issue Type: Bug
>    Affects Versions: 2.7.0
>            Reporter: Robert Yokota
>            Assignee: Robert Yokota
>         Attachments: HADOOP-12717.001.patch, diff.txt
>
>
> Encountered an NPE when trying to use the HBase utility ExportSnapshot with Azure as
the target.  
> It turns out verifyAndConvertToStandardFormat is returning null when determining the
hbaseRoot, and this is being added to the atomicRenameDirs set.
> java.lang.NullPointerException
>         at org.apache.hadoop.fs.azure.AzureNativeFileSystemStore.isKeyForDirectorySet(AzureNativeFileSystemStore.java:1059)
>         at org.apache.hadoop.fs.azure.AzureNativeFileSystemStore.isAtomicRenameKey(AzureNativeFileSystemStore.java:1053)
>         at org.apache.hadoop.fs.azure.NativeAzureFileSystem.prepareAtomicFolderRename(NativeAzureFileSystem.java:2098)
>         at org.apache.hadoop.fs.azure.NativeAzureFileSystem.rename(NativeAzureFileSystem.java:1996)
>         at org.apache.hadoop.hbase.snapshot.ExportSnapshot.run(ExportSnapshot.java:944)
>         at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:70)
>         at com.yammer.calmie.snapshot.AbstractSnapshotUtil.exportSnapshot(AbstractSnapshotUtil.java:210)
>         at com.yammer.calmie.snapshot.AbstractSnapshotUtil.run(AbstractSnapshotUtil.java:79)
>         at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:70)
>         at com.yammer.calmie.snapshot.SnapshotAzureBlobUtil.main(SnapshotAzureBlobUtil.java:85)



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