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From "Rushabh S Shah (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HADOOP-15150) UGI params should be overidden through env vars(-D arg)
Date Fri, 29 Dec 2017 23:03:01 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-15150?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16306590#comment-16306590
] 

Rushabh S Shah commented on HADOOP-15150:
-----------------------------------------

Overall the patch looks good.
Just one minor nit.
TestFsShellList.java:
Instead of hardcoding value {{hadoop.security.authentication}}, use {{CommonConfigurationKeysPublic.HADOOP_SECURITY_AUTHENTICATION}}

> UGI params should be overidden through env vars(-D arg)
> -------------------------------------------------------
>
>                 Key: HADOOP-15150
>                 URL: https://issues.apache.org/jira/browse/HADOOP-15150
>             Project: Hadoop Common
>          Issue Type: Bug
>            Reporter: Brahma Reddy Battula
>            Assignee: Brahma Reddy Battula
>         Attachments: HADOOP-15150.patch
>
>
> org.apache.hadoop.security.UserGroupInformation#ensureInitialized,will always get the
configure from the configuration files.*So that, -D args will not take effect*.
> {code}
>   private static void ensureInitialized() {
>     if (conf == null) {
>       synchronized(UserGroupInformation.class) {
>         if (conf == null) { // someone might have beat us
>           initialize(new Configuration(), false);
>         }
>       }
>     }
>   }
> {code}



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