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  1. Hadoop Common
  2. HADOOP-17060

listStatus and getFileStatus behave inconsistent in the case of ViewFs implementation for isDirectory

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    Details

    • Type: Bug
    • Status: Resolved
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: 3.0.0, 3.1.0
    • Fix Version/s: 3.2.2, 3.3.1, 3.4.0, 3.1.5
    • Component/s: viewfs
    • Labels:
    • Hadoop Flags:
      Reviewed

      Description

      listStatus implementation in ViewFs and getFileStatus does not return consistent values for an element on isDirectory value. listStatus returns isDirectory of all softlinks as false and getFileStatus returns isDirectory as true.

      [hdfs@c3121-node2 ~]$ /usr/jdk64/jdk1.8.0_112/bin/java -cp `hadoop classpath`:./hdfs-append-1.0-SNAPSHOT.jar LauncherGetFileStatus "/"
      FileStatus of viewfs://c3121/testme21may isDirectory:false
      FileStatus of viewfs://c3121/tmp isDirectory:false
      FileStatus of viewfs://c3121/foo isDirectory:false
      FileStatus of viewfs://c3121/tmp21may isDirectory:false
      FileStatus of viewfs://c3121/testme isDirectory:false
      FileStatus of viewfs://c3121/testme2 isDirectory:false <--- returns false
      FileStatus of / isDirectory:true
      [hdfs@c3121-node2 ~]$ /usr/jdk64/jdk1.8.0_112/bin/java -cp `hadoop classpath`:./hdfs-append-1.0-SNAPSHOT.jar LauncherGetFileStatus /testme2
      FileStatus of viewfs://c3121/testme2/dist-copynativelibs.sh isDirectory:false
      FileStatus of viewfs://c3121/testme2/newfolder isDirectory:true
      FileStatus of /testme2 isDirectory:true <--- returns true
      [hdfs@c3121-node2 ~]$ 

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              • Assignee:
                umamaheswararao Uma Maheswara Rao G
                Reporter:
                smajeti Srinivasu Majeti
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                • Created:
                  Updated:
                  Resolved: