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https://issues.apache.org/jira/browse/DRILL-6364?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16459245#comment-16459245
 ] 

ASF GitHub Bot commented on DRILL-6364:
---------------------------------------

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

    https://github.com/apache/drill/pull/1241#discussion_r185135884
  
    --- Diff: exec/java-exec/src/main/resources/rest/index.ftl ---
    @@ -103,14 +105,14 @@
                     </td>
                     <td id="status" >${drillbit.getState()}</td>
                     <td class="uptime" >Not Available</td>
    -                  <td>
    -                <#if ( model.shouldShowAdminInfo() &&  ( 
drillbit.isCurrent() || ( !model.isAuthEnabled() && location.protocol != 
"https" ))) >
    -                      <button type="button" id="shutdown" 
onClick="shutdown($(this), 
'${drillbit.getAddress()}:${drillbit.getHttpPort()}');">
    -                <#else>
    +                <td>
    +                  <#if ( model.shouldShowAdminInfo() || 
!model.isAuthEnabled() || drillbit.isCurrent() ) >
    --- End diff --
    
    Yes, and (unfortunately), I can't check for 'https' protocol within 
freemarker. The check for this is taken care of at [line 
317](https://github.com/kkhatua/drill/blob/ab3e8619c6259803eb362be290a3a3605839a194/exec/java-exec/src/main/resources/rest/index.ftl#L317)
 of `updateStatusAndShutdown` function, where I check for *HTTPS* and as a 
current Drillbit.
    ```javascript
                    if (status_map[key] == "ONLINE") {
                        $("#row-"+i).find("#status").text(status_map[key]);
                        <#if ( model.shouldShowAdminInfo() || 
!model.isAuthEnabled() ) >
                        if ( location.protocol != "https" || 
($("#row-"+i).find("#current").html() == "Current") ) {
                          
$("#row-"+i).find("#shutdown").prop('disabled',false).css('opacity',1.0).css('cursor','pointer');
                        }
                        </#if>
    ```



> WebUI does not cleanly handle shutdown and state toggling when Drillbits go 
> on and offline
> ------------------------------------------------------------------------------------------
>
>                 Key: DRILL-6364
>                 URL: https://issues.apache.org/jira/browse/DRILL-6364
>             Project: Apache Drill
>          Issue Type: Bug
>          Components: Web Server
>            Reporter: Kunal Khatua
>            Assignee: Kunal Khatua
>            Priority: Major
>             Fix For: 1.14.0
>
>
> When the webpage is loaded the first time, the shutdown button is enabled by 
> default, which might not be correct, since scenarios like HTTPS, etc does not 
> support this for remote bits. (i.e the user needs to navigate to that node's 
> UI for shutting it down). 
> Similarly, when a previously unseen Drillbit comes online, the node will not 
> be rendered until the page is refreshed by the user. 
> Lastly, if the node from whom the UI page was served goes down, the status 
> update for the rest of the cluster is not updated.



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