HDFS-2082. SecondaryNameNode web interface doesn't show the right info. Contributed by Aaron T. Myers.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1139397 13f79535-47bb-0310-9956-ffa450edef68

hdfs/CHANGES.txt

@@ -775,6 +775,8 @@ Trunk (unreleased changes)
     HDFS-2086. If the include hosts list contains host names, after restarting
     namenode, data nodes registration is denied.  Contributed by Tanping Wang.
 
+    HDFS-2082. SecondaryNameNode web interface doesn't show the right info. (atm)
+
 Release 0.22.0 - Unreleased
 
   INCOMPATIBLE CHANGES

hdfs/src/java/org/apache/hadoop/hdfs/server/namenode/SecondaryNameNode.java

@@ -212,7 +212,7 @@ public class SecondaryNameNode implements Runnable {
             infoServer.addSslListener(secInfoSocAddr, conf, false, true);
           }
           
-          infoServer.setAttribute("secondary.name.node", this);
+          infoServer.setAttribute("secondary.name.node", SecondaryNameNode.this);
           infoServer.setAttribute("name.system.image", checkpointImage);
           infoServer.setAttribute(JspHelper.CURRENT_CONF, conf);
           infoServer.addInternalServlet("getimage", "/getimage",

hdfs/src/test/hdfs/org/apache/hadoop/hdfs/server/namenode/TestSecondaryWebUi.java

@@ -0,0 +1,59 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.apache.hadoop.hdfs.server.namenode;
+
+import static org.junit.Assert.*;
+
+import java.io.IOException;
+import java.net.URL;
+
+import org.apache.hadoop.conf.Configuration;
+import org.apache.hadoop.hdfs.DFSConfigKeys;
+import org.apache.hadoop.hdfs.DFSTestUtil;
+import org.apache.hadoop.hdfs.MiniDFSCluster;
+import org.junit.Test;
+
+public class TestSecondaryWebUi {
+
+  @SuppressWarnings("deprecation")
+  @Test
+  public void testSecondaryWebUi() throws IOException {
+    Configuration conf = new Configuration();
+    conf.set(DFSConfigKeys.DFS_NAMENODE_SECONDARY_HTTP_ADDRESS_KEY,
+        "0.0.0.0:0");
+    MiniDFSCluster cluster = null;
+    SecondaryNameNode snn = null;
+    try {
+      cluster = new MiniDFSCluster.Builder(conf).numDataNodes(0)
+          .build();
+      cluster.waitActive();
+      
+      snn = new SecondaryNameNode(conf);
+      String pageContents = DFSTestUtil.urlGet(new URL("http://localhost:" +
+          SecondaryNameNode.getHttpAddress(conf).getPort() + "/status.jsp"));
+      assertTrue(pageContents.contains("Last Checkpoint Time"));
+    } finally {
+      if (cluster != null) {
+        cluster.shutdown();
+      }
+      if (snn != null) {
+        snn.shutdown();
+      }
+    }
+  }
+}