svn commit: r1558217 - in /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs: CHANGES.txt src/main/java/org/apache/hadoop/hdfs/DFSUtil.java

[cos]

Author: cos
Date: Tue Jan 14 21:59:51 2014
New Revision: 1558217

URL: http://svn.apache.org/r1558217
Log:
HDFS-5677. Need error checking for HA cluster configuration. Contributed by 
Vincent Sheffer.

Modified:
    hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
    
hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSUtil.java

Modified: hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
URL: 
http://svn.apache.org/viewvc/hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt?rev=1558217&r1=1558216&r2=1558217&view=diff
==============================================================================
--- hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt (original)
+++ hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt Tue Jan 14 
21:59:51 2014
@@ -924,6 +924,9 @@ Release 2.3.0 - UNRELEASED
     HDFS-5675. Add Mkdirs operation to NNThroughputBenchmark.
     (Plamen Jeliazkov via shv)
 
+    HDFS-5677. Need error checking for HA cluster configuration.
+    (Vincent Sheffer via cos)
+
   OPTIMIZATIONS
 
   BUG FIXES

Modified: 
hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSUtil.java
URL: 
http://svn.apache.org/viewvc/hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSUtil.java?rev=1558217&r1=1558216&r2=1558217&view=diff
==============================================================================
--- 
hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSUtil.java
 (original)
+++ 
hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSUtil.java
 Tue Jan 14 21:59:51 2014
@@ -585,6 +585,12 @@ public class DFSUtil {
       String address = getConfValue(defaultValue, suffix, conf, keys);
       if (address != null) {
         InetSocketAddress isa = NetUtils.createSocketAddr(address);
+        if (isa.isUnresolved()) {
+          LOG.warn("Namenode for " + nsId +
+                   " remains unresolved for ID " + nnId +
+                   ".  Check your hdfs-site.xml file to " +
+                   "ensure namenodes are configured properly.");
+        }
         ret.put(nnId, isa);
       }
     }