HDFS-3517. TestStartup should bind ephemeral ports. Contributed by Eli Collins

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1349004 13f79535-47bb-0310-9956-ffa450edef68

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

@@ -314,6 +314,8 @@ Branch-2 ( Unreleased changes )
     HDFS-2797. Fix misuses of InputStream#skip in the edit log code.
     (Colin Patrick McCabe via eli)
 
+    HDFS-3517. TestStartup should bind ephemeral ports. (eli)
+
   BREAKDOWN OF HDFS-3042 SUBTASKS
 
     HDFS-2185. HDFS portion of ZK-based FailoverController (todd)

hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestStartup.java

@@ -100,6 +100,9 @@ public class TestStartup extends TestCase {
         fileAsURI(new File(hdfsDir, "name")).toString());
     config.set(DFSConfigKeys.DFS_DATANODE_DATA_DIR_KEY,
         new File(hdfsDir, "data").getPath());
+    config.set(DFSConfigKeys.DFS_DATANODE_ADDRESS_KEY, "0.0.0.0:0");
+    config.set(DFSConfigKeys.DFS_DATANODE_HTTP_ADDRESS_KEY, "0.0.0.0:0");
+    config.set(DFSConfigKeys.DFS_DATANODE_IPC_ADDRESS_KEY, "0.0.0.0:0");
     config.set(DFSConfigKeys.DFS_NAMENODE_CHECKPOINT_DIR_KEY,
         fileAsURI(new File(hdfsDir, "secondary")).toString());
     config.set(DFSConfigKeys.DFS_NAMENODE_SECONDARY_HTTP_ADDRESS_KEY,