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From "Binglin Chang (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HDFS-4902) DFSClient.getSnapshotDiffReport should use string path rather than o.a.h.fs.Path
Date Thu, 13 Jun 2013 05:46:21 GMT

     [ https://issues.apache.org/jira/browse/HDFS-4902?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Binglin Chang updated HDFS-4902:
--------------------------------

    Attachment: HDFS-4902.patch

Thanks, Jing! Also add a test
                
> DFSClient.getSnapshotDiffReport should use string path rather than o.a.h.fs.Path
> --------------------------------------------------------------------------------
>
>                 Key: HDFS-4902
>                 URL: https://issues.apache.org/jira/browse/HDFS-4902
>             Project: Hadoop HDFS
>          Issue Type: Bug
>    Affects Versions: 2.1.0-beta
>            Reporter: Binglin Chang
>            Assignee: Jing Zhao
>         Attachments: HDFS-4902.001.patch, HDFS-4902.patch
>
>
> {code}
> org.apache.hadoop.ipc.RemoteException(java.lang.AssertionError): Absolute path required
> 	at org.apache.hadoop.hdfs.server.namenode.INode.getPathNames(INode.java:641)
> 	at org.apache.hadoop.hdfs.server.namenode.INode.getPathComponents(INode.java:619)
> 	at org.apache.hadoop.hdfs.server.namenode.INodeDirectory.getINodesInPath4Write(INodeDirectory.java:362)
> 	at org.apache.hadoop.hdfs.server.namenode.FSDirectory.getINodesInPath4Write(FSDirectory.java:1648)
> 	at org.apache.hadoop.hdfs.server.namenode.snapshot.SnapshotManager.diff(SnapshotManager.java:354)
> 	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getSnapshotDiffReport(FSNamesystem.java:6035)
> 	at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getSnapshotDiffReport(NameNodeRpcServer.java:1172)
> 	at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolTranslatorPB.getSnapshotDiffReport(ClientNamenodeProtocolTranslatorPB.java:975)
> 	at org.apache.hadoop.hdfs.DFSClient.getSnapshotDiffReport(DFSClient.java:2158)
> 	at org.apache.hadoop.hdfs.DistributedFileSystem.getSnapshotDiffReport(DistributedFileSystem.java:990)
> {code}
> DistributedFileSystem.getSnapshotDiffReport use Path with scheme, so toString will return
path with scheme, e.g. hdfs://xxxx:8020/abc/
> But FSNamesystem only accept simple path, not whole URI.

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