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https://issues.apache.org/jira/browse/DRILL-5887?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16210447#comment-16210447
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ASF GitHub Bot commented on DRILL-5887:
---------------------------------------

Github user prasadns14 commented on a diff in the pull request:

    https://github.com/apache/drill/pull/998#discussion_r145584181
  
    --- Diff: 
exec/java-exec/src/main/java/org/apache/drill/exec/server/rest/DrillRoot.java 
---
    @@ -85,21 +86,33 @@ public ClusterInfo getClusterInfoJSON() {
         // For all other cases the user info need-not or should-not be 
displayed
         OptionManager optionManager = work.getContext().getOptionManager();
         final boolean isUserLoggedIn = AuthDynamicFeature.isUserLoggedIn(sc);
    +    final String processUser = isUserLoggedIn ?
    +            ImpersonationUtil.getProcessUserName() : null;
    +    final String processUserGroups = isUserLoggedIn ?
    +            
Joiner.on(",").join(ImpersonationUtil.getProcessUserGroupNames()) : null;
    --- End diff --
    
    This list is obtained from hadoop.security.UserGroupInformation and is not 
the user option. hence we need not worry about the space 


> Display process user/ groups in Drill UI
> ----------------------------------------
>
>                 Key: DRILL-5887
>                 URL: https://issues.apache.org/jira/browse/DRILL-5887
>             Project: Apache Drill
>          Issue Type: Bug
>          Components: Client - HTTP
>    Affects Versions: 1.11.0
>            Reporter: Prasad Nagaraj Subramanya
>            Assignee: Prasad Nagaraj Subramanya
>            Priority: Minor
>             Fix For: 1.12.0
>
>
> Drill UI only lists admin user/ groups specified as options
> We should display the process user/ groups who have admin privilege



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