From 6f0c56cb9563a87de75dc0fbbff93b5855b61f56 Mon Sep 17 00:00:00 2001
From: Aaron Myers <atm@apache.org>
Date: Fri, 8 Feb 2013 00:28:00 +0000
Subject: [PATCH] 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/trunk@1443807 13f79535-47bb-0310-9956-ffa450edef68
---
 hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt              | 3 +++
 .../hadoop/hdfs/server/namenode/NamenodeJspHelper.java   | 9 ++++++++-
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt b/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
index 6b31b482622..79872e1557f 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
+++ b/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
@@ -314,6 +314,9 @@ Release 2.0.4-beta - UNRELEASED
     HDFS-4470. Several HDFS tests attempt file operations on invalid HDFS
     paths when running on Windows. (Chris Nauroth via suresh)
 
+    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
diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/NamenodeJspHelper.java b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/NamenodeJspHelper.java
index 005ba6a51ec..64700b721ae 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/NamenodeJspHelper.java
+++ b/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="