YARN-981. Fixed YARN webapp so that /logs servlet works like before. Contributed by Jian He.

svn merge --ignore-ancestry -c 1518030 ../../trunk/


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2.1-beta@1518032 13f79535-47bb-0310-9956-ffa450edef68

hadoop-yarn-project/CHANGES.txt

@@ -70,6 +70,9 @@ Release 2.1.1-beta - UNRELEASED
     YARN-1008. MiniYARNCluster with multiple nodemanagers, all nodes have same 
     key for allocations. (tucu)
 
+    YARN-981. Fixed YARN webapp so that /logs servlet works like before. (Jian He
+    via vinodkv)
+
 Release 2.1.0-beta - 2013-08-22
 
   INCOMPATIBLE CHANGES

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/java/org/apache/hadoop/yarn/webapp/WebApps.java

@@ -242,7 +242,10 @@ public class WebApps {
         for(Map.Entry<String, Object> entry : attributes.entrySet()) {
           server.setAttribute(entry.getKey(), entry.getValue());
         }
-        server.addGlobalFilter("guice", GuiceFilter.class.getName(), null);
+        String webAppPath = "/" + name + "/*";
+        server.defineFilter(server.getWebAppContext(), "guice",
+          GuiceFilter.class.getName(), null, new String[] { webAppPath, "/" });
+
         webapp.setConf(conf);
         webapp.setHttpServer(server);
         server.start();