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From justinleet <>
Subject [GitHub] incubator-metron pull request #488: METRON-796: Mpack uses wrong group for o...
Date Fri, 24 Mar 2017 17:44:46 GMT
Github user justinleet commented on a diff in the pull request:
    --- Diff: metron-deployment/packaging/ambari/metron-mpack/src/main/resources/common-services/METRON/CURRENT/package/scripts/params/
    @@ -39,7 +39,7 @@
     tmp_dir = Script.get_tmp_dir()
     hostname = config['hostname']
    -metron_group = config['configurations']['cluster-env']['metron_group']
    +hadoop_group = config['configurations']['cluster-env']['user_group']
    --- End diff --
    I'll go ahead and move the config.
    On the group issue, that is the group named 'hadoop'.  The cluster level config is named
'user_group', I have absolutely no idea why. I only called it 'hadoop_group' here, so it was
more obvious it shouldn't be killed in the future.  If there are objections to calling it
'hadoop_group', I could also carry it through as user_group and add a comment about the meaning
in the params file.
    For example, in HDP stack
        <display-name>Hadoop Group</display-name>
        <description>Hadoop user group.</description>
    This declaration carried through a couple other stack definitions that I looked at.
    The use of this group also seems fairly common, e.g. in
      if "hadoop-policy" in params.config['configurations']:

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