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  1. Hadoop Map/Reduce
  2. MAPREDUCE-6550

archive-logs tool changes log ownership to the Yarn user when using DefaultContainerExecutor

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Details

    • Bug
    • Status: Resolved
    • Major
    • Resolution: Fixed
    • 2.8.0
    • 2.8.0, 3.0.0-alpha1
    • None
    • None
    • Reviewed

    Description

      The archive-logs tool added in MAPREDUCE-6415 leverages the Distributed Shell app. When using the DefaultContainerExecutor, this means that the job will actually run as the Yarn user, so the resulting har files are owned by the Yarn user instead of the original owner. The permissions are also now world-readable.

      In the below example, the archived logs are owned by 'yarn' instead of 'paul' and are now world-readable:

      [root@gs28-centos66-5 ~]# sudo -u hdfs hdfs dfs -ls -R /tmp/logs
      ...
      drwxrwx---   - paul  hadoop          0 2015-10-02 13:24 /tmp/logs/paul/logs/application_1443805425363_0005
      drwxr-xr-x   - yarn  hadoop          0 2015-10-02 13:24 /tmp/logs/paul/logs/application_1443805425363_0005/application_1443805425363_0005.har
      -rw-r--r--   3 yarn  hadoop          0 2015-10-02 13:24 /tmp/logs/paul/logs/application_1443805425363_0005/application_1443805425363_0005.har/_SUCCESS
      -rw-r--r--   3 yarn  hadoop       1256 2015-10-02 13:24 /tmp/logs/paul/logs/application_1443805425363_0005/application_1443805425363_0005.har/_index
      -rw-r--r--   3 yarn  hadoop         24 2015-10-02 13:24 /tmp/logs/paul/logs/application_1443805425363_0005/application_1443805425363_0005.har/_masterindex
      -rw-r--r--   3 yarn  hadoop    8451177 2015-10-02 13:24 /tmp/logs/paul/logs/application_1443805425363_0005/application_1443805425363_0005.har/part-0
      drwxrwx---   - paul  hadoop          0 2015-10-02 13:24 /tmp/logs/paul/logs/application_1443805425363_0006
      -rw-r-----   3 paul  hadoop       1155 2015-10-02 13:24 /tmp/logs/paul/logs/application_1443805425363_0006/gs-centos66-2.vpc.cloudera.com_8041
      -rw-r-----   3 paul  hadoop       4880 2015-10-02 13:24 /tmp/logs/paul/logs/application_1443805425363_0006/gs28-centos66-3.vpc.cloudera.com_8041
      ...
      

      Attachments

        1. MAPREDUCE-6550.005.patch
          18 kB
          Robert Kanter
        2. MAPREDUCE-6550.004.patch
          18 kB
          Robert Kanter
        3. MAPREDUCE-6550.003.patch
          18 kB
          Robert Kanter
        4. MAPREDUCE-6550.002.patch
          17 kB
          Robert Kanter
        5. MAPREDUCE-6550.001.patch
          10 kB
          Robert Kanter

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            rkanter Robert Kanter Assign to me
            rkanter Robert Kanter
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              Updated:
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