HDFS-5213. TestDataNodeConfig failing on Jenkins runs due to DN web port in use. (wang)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1589477 13f79535-47bb-0310-9956-ffa450edef68

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

@@ -119,6 +119,9 @@ Release 2.5.0 - UNRELEASED
 
     HDFS-6178. Decommission on standby NN couldn't finish. (Ming Ma via jing9)
 
+    HDFS-6213. TestDataNodeConfig failing on Jenkins runs due to DN web port
+    in use. (wang)
+
 Release 2.4.1 - UNRELEASED
 
   INCOMPATIBLE CHANGES

hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestDatanodeConfig.java

@@ -51,6 +51,8 @@ public class TestDatanodeConfig {
   public static void setUp() throws Exception {
     clearBaseDir();
     Configuration conf = new HdfsConfiguration();
+    conf.setInt(DFSConfigKeys.DFS_DATANODE_HTTPS_PORT_KEY, 0);
+    conf.set(DFSConfigKeys.DFS_DATANODE_ADDRESS_KEY, "localhost:0");
     cluster = new MiniDFSCluster.Builder(conf).numDataNodes(0).build();
     cluster.waitActive();
   }
@@ -100,8 +102,14 @@ public class TestDatanodeConfig {
     String dnDir3 = dataDir.getAbsolutePath() + "3";
     conf.set(DFSConfigKeys.DFS_DATANODE_DATA_DIR_KEY,
                 dnDir1 + "," + dnDir2 + "," + dnDir3);
-    cluster.startDataNodes(conf, 1, false, StartupOption.REGULAR, null);
-    assertTrue("Data-node should startup.", cluster.isDataNodeUp());
+    try {
+      cluster.startDataNodes(conf, 1, false, StartupOption.REGULAR, null);
+      assertTrue("Data-node should startup.", cluster.isDataNodeUp());
+    } finally {
+      if (cluster != null) {
+        cluster.shutdownDataNodes();
+      }
+    }
   }
 
   private static String makeURI(String scheme, String host, String path)