MAPREDUCE-3140. Fixed the invalid JobHistory URL for failed applications. Contributed by Subroto Sanyal.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1182216 13f79535-47bb-0310-9956-ffa450edef68

hadoop-mapreduce-project/CHANGES.txt

@@ -1582,6 +1582,9 @@ Release 0.23.0 - Unreleased
     MAPREDUCE-3126. Fixed a corner case in CapacityScheduler where headroom
     wasn't updated on changes to cluster size. (acmurthy) 
 
+    MAPREDUCE-3140. Fixed the invalid JobHistory URL for failed
+    applications. (Subroto Sanyal via vinodkv)
+
 Release 0.22.0 - Unreleased
 
   INCOMPATIBLE CHANGES

hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/webapp/AppsBlock.java

@@ -23,7 +23,6 @@
 import static org.apache.hadoop.yarn.webapp.view.JQueryUI._PROGRESSBAR_VALUE;
 
 import org.apache.hadoop.yarn.server.resourcemanager.rmapp.RMApp;
-import org.apache.hadoop.yarn.server.resourcemanager.rmapp.RMAppState;
 import org.apache.hadoop.yarn.webapp.hamlet.Hamlet;
 import org.apache.hadoop.yarn.webapp.hamlet.Hamlet.TABLE;
 import org.apache.hadoop.yarn.webapp.hamlet.Hamlet.TBODY;
@@ -59,7 +58,8 @@ class AppsBlock extends HtmlBlock {
     for (RMApp app : list.apps.values()) {
       String appId = app.getApplicationId().toString();
       String trackingUrl = app.getTrackingUrl();
-      String ui = trackingUrl == null || trackingUrl.isEmpty() ? "UNASSIGNED" :
+      boolean trackingUrlIsNotReady = trackingUrl == null || trackingUrl.isEmpty() || "N/A".equalsIgnoreCase(trackingUrl);
+	  String ui = trackingUrlIsNotReady ? "UNASSIGNED" :
           (app.getFinishTime() == 0 ? 
               "ApplicationMaster" : "History");
       String percent = String.format("%.1f", app.getProgress() * 100);
@@ -80,7 +80,7 @@ class AppsBlock extends HtmlBlock {
               div(_PROGRESSBAR_VALUE).
                 $style(join("width:", percent, '%'))._()._()._().
           td().
-            a(trackingUrl == null || trackingUrl.isEmpty() || "N/A".equalsIgnoreCase(trackingUrl) ?
+            a(trackingUrlIsNotReady ?
               "#" : join("http://", trackingUrl), ui)._().
           td(app.getDiagnostics().toString())._();
       if (list.rendering != Render.HTML && ++i >= 20) break;

hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/webapp/AppsList.java

@@ -31,7 +31,6 @@
 import org.apache.hadoop.yarn.api.records.ApplicationId;
 import org.apache.hadoop.yarn.server.resourcemanager.RMContext;
 import org.apache.hadoop.yarn.server.resourcemanager.rmapp.RMApp;
-import org.apache.hadoop.yarn.util.Apps;
 import org.apache.hadoop.yarn.webapp.Controller.RequestContext;
 import org.apache.hadoop.yarn.webapp.ToJSON;
 import org.apache.hadoop.yarn.webapp.view.JQueryUI.Render;
@@ -62,8 +61,9 @@ void toDataTableArrays(PrintWriter out) {
       }
       String appID = app.getApplicationId().toString();
       String trackingUrl = app.getTrackingUrl();
-      String ui = trackingUrl == null || trackingUrl.isEmpty() || "N/A".equalsIgnoreCase(trackingUrl) ?
+      boolean trackingUrlIsNotReady = trackingUrl == null || trackingUrl.isEmpty() || "N/A".equalsIgnoreCase(trackingUrl);
-    	  "UNASSIGNED" : (app.getFinishTime() == 0 ? "ApplicationMaster" : "JobHistory");
+	  String ui = trackingUrlIsNotReady ?
+    	  "UNASSIGNED" : (app.getFinishTime() == 0 ? "ApplicationMaster" : "History");
       out.append("[\"");
       appendSortable(out, app.getApplicationId().getId());
       appendLink(out, appID, rc.prefix(), "app", appID).append(_SEP).
@@ -73,7 +73,7 @@ void toDataTableArrays(PrintWriter out) {
           append(app.getState().toString()).append(_SEP);
       appendProgressBar(out, app.getProgress()).append(_SEP);
       appendLink(out, ui, rc.prefix(),
-          trackingUrl == null  || trackingUrl.isEmpty() || "N/A".equalsIgnoreCase(trackingUrl) ?
+          trackingUrlIsNotReady ?
             "#" : "http://", trackingUrl).
           append(_SEP).append(escapeJavaScript(escapeHtml(
                               app.getDiagnostics().toString()))).

hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/webapp/RmController.java

@@ -30,7 +30,6 @@
 import org.apache.hadoop.yarn.server.resourcemanager.RMContext;
 import org.apache.hadoop.yarn.server.resourcemanager.ResourceManager;
 import org.apache.hadoop.yarn.server.resourcemanager.rmapp.RMApp;
-import org.apache.hadoop.yarn.server.resourcemanager.rmapp.RMAppState;
 import org.apache.hadoop.yarn.server.resourcemanager.scheduler.ResourceScheduler;
 import org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacityScheduler;
 import org.apache.hadoop.yarn.util.Apps;
@@ -73,8 +72,9 @@ public void app() {
     }
     setTitle(join("Application ", aid));
     String trackingUrl = app.getTrackingUrl();
-    String ui = trackingUrl == null ? "UNASSIGNED" :
+    boolean trackingUrlIsNotReady = trackingUrl == null || trackingUrl.isEmpty() || "N/A".equalsIgnoreCase(trackingUrl);
-        (app.getFinishTime() == 0 ? "ApplicationMaster" : "JobHistory");
+	String ui = trackingUrlIsNotReady ? "UNASSIGNED" :
+        (app.getFinishTime() == 0 ? "ApplicationMaster" : "History");
 
     ResponseInfo info = info("Application Overview").
       _("User:", app.getUser()).
@@ -84,8 +84,8 @@ public void app() {
       _("Started:", Times.format(app.getStartTime())).
       _("Elapsed:", StringUtils.formatTime(
         Times.elapsed(app.getStartTime(), app.getFinishTime()))).
-      _("Tracking URL:", trackingUrl == null ? "#" :
+      _("Tracking URL:", trackingUrlIsNotReady ?
-        join("http://", trackingUrl), ui).
+        "#" : join("http://", trackingUrl), ui).
       _("Diagnostics:", app.getDiagnostics());
     Container masterContainer = app.getCurrentAppAttempt()
         .getMasterContainer();