HDFS-4471. Namenode WebUI file browsing does not work with wildcard addresses configured. Contributed by Andrew Wang.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1443809 13f79535-47bb-0310-9956-ffa450edef68

hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt

@@ -12,6 +12,9 @@ Release 2.0.4-beta - UNRELEASED
 
   BUG FIXES
 
+    HDFS-4471. Namenode WebUI file browsing does not work with wildcard
+    addresses configured. (Andrew Wang via atm)
+
 Release 2.0.3-alpha - 2013-02-06
 
   INCOMPATIBLE CHANGES

hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/NamenodeJspHelper.java

@@ -25,6 +25,7 @@ import java.lang.management.MemoryMXBean;
 import java.lang.management.MemoryUsage;
 import java.net.InetAddress;
 import java.net.InetSocketAddress;
+import java.net.URI;
 import java.net.URLEncoder;
 import java.security.PrivilegedExceptionAction;
 import java.util.ArrayList;
@@ -453,7 +454,13 @@ class NamenodeJspHelper {
       nodeToRedirect = nn.getHttpAddress().getHostName();
       redirectPort = nn.getHttpAddress().getPort();
     }
-    String addr = nn.getNameNodeAddressHostPortString();
+
+    InetSocketAddress rpcAddr = nn.getNameNodeAddress();
+    String rpcHost = rpcAddr.getAddress().isAnyLocalAddress()
+      ? URI.create(request.getRequestURL().toString()).getHost()
+      : rpcAddr.getAddress().getHostAddress();
+    String addr = rpcHost + ":" + rpcAddr.getPort();
+
     String fqdn = InetAddress.getByName(nodeToRedirect).getCanonicalHostName();
     redirectLocation = HttpConfig.getSchemePrefix() + fqdn + ":" + redirectPort
         + "/browseDirectory.jsp?namenodeInfoPort="