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From e..@apache.org
Subject svn commit: r1395821 - in /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs: CHANGES.txt src/test/java/org/apache/hadoop/hdfs/server/datanode/TestDataNodeMultipleRegistrations.java
Date Tue, 09 Oct 2012 00:18:28 GMT
Author: eli
Date: Tue Oct  9 00:18:27 2012
New Revision: 1395821

URL: http://svn.apache.org/viewvc?rev=1395821&view=rev
Log:
HDFS-4018. TestDataNodeMultipleRegistrations#testMiniDFSClusterWithMultipleNN is missing some
cluster cleanup. Contributed by Eli Collins

Modified:
    hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
    hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/TestDataNodeMultipleRegistrations.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=1395821&r1=1395820&r2=1395821&view=diff
==============================================================================
--- hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt (original)
+++ hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt Tue Oct  9 00:18:27 2012
@@ -311,6 +311,9 @@ Release 2.0.3-alpha - Unreleased 
     HDFS-4003. test-patch should build the common native libs before
     running hdfs tests. (Colin Patrick McCabe via eli)
 
+    HDFS-4018. testMiniDFSClusterWithMultipleNN is missing some
+    cluster cleanup. (eli)
+
 Release 2.0.2-alpha - 2012-09-07 
 
   INCOMPATIBLE CHANGES

Modified: hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/TestDataNodeMultipleRegistrations.java
URL: http://svn.apache.org/viewvc/hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/TestDataNodeMultipleRegistrations.java?rev=1395821&r1=1395820&r2=1395821&view=diff
==============================================================================
--- hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/TestDataNodeMultipleRegistrations.java
(original)
+++ hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/TestDataNodeMultipleRegistrations.java
Tue Oct  9 00:18:27 2012
@@ -36,6 +36,7 @@ import org.apache.hadoop.hdfs.MiniDFSNNT
 import org.apache.hadoop.hdfs.server.common.HdfsServerConstants.StartupOption;
 import org.apache.hadoop.hdfs.server.namenode.FSImageTestUtil;
 import org.apache.hadoop.hdfs.server.namenode.NameNode;
+import org.apache.hadoop.util.StringUtils;
 import org.junit.Assert;
 import org.junit.Before;
 import org.junit.Test;
@@ -216,48 +217,62 @@ public class TestDataNodeMultipleRegistr
       LOG.info("dn bpos len (still should be 3):" + bposs.length);
       Assert.assertEquals("should've registered with three namenodes", 3, bposs.length);
     } finally {
-      if(cluster != null) 
-        cluster.shutdown();
+      cluster.shutdown();
     }
   }
 
   @Test
   public void testMiniDFSClusterWithMultipleNN() throws IOException {
-
     Configuration conf = new HdfsConfiguration();
     // start Federated cluster and add a node.
     MiniDFSCluster cluster = new MiniDFSCluster.Builder(conf)
       .nnTopology(MiniDFSNNTopology.simpleFederatedTopology(2))
       .build();
-    Assert.assertNotNull(cluster);
-    Assert.assertEquals("(1)Should be 2 namenodes", 2, cluster.getNumNameNodes());
     
     // add a node
-    cluster.addNameNode(conf, 0);
-    Assert.assertEquals("(1)Should be 3 namenodes", 3, cluster.getNumNameNodes());
-    cluster.shutdown();
+    try {
+      Assert.assertNotNull(cluster);
+      cluster.waitActive();
+      Assert.assertEquals("(1)Should be 2 namenodes", 2, cluster.getNumNameNodes());
+
+      cluster.addNameNode(conf, 0);
+      Assert.assertEquals("(1)Should be 3 namenodes", 3, cluster.getNumNameNodes());
+    } catch (IOException ioe) {
+      Assert.fail("Failed to add NN to cluster:" + StringUtils.stringifyException(ioe));
+    } finally {
+      cluster.shutdown();
+    }
         
     // 2. start with Federation flag set
     conf = new HdfsConfiguration();
     cluster = new MiniDFSCluster.Builder(conf)
       .nnTopology(MiniDFSNNTopology.simpleFederatedTopology(1))
       .build();
-    Assert.assertNotNull(cluster);
-    Assert.assertEquals("(2)Should be 1 namenodes", 1, cluster.getNumNameNodes());
     
-    // add a node
-    cluster.addNameNode(conf, 0);
-    Assert.assertEquals("(2)Should be 2 namenodes", 2, cluster.getNumNameNodes());
-    cluster.shutdown();
+    try {
+      Assert.assertNotNull(cluster);
+      cluster.waitActive();
+      Assert.assertEquals("(2)Should be 1 namenodes", 1, cluster.getNumNameNodes());
+    
+      // add a node
+      cluster.addNameNode(conf, 0);
+      Assert.assertEquals("(2)Should be 2 namenodes", 2, cluster.getNumNameNodes());
+    } catch (IOException ioe) {
+      Assert.fail("Failed to add NN to cluster:" + StringUtils.stringifyException(ioe));
+    } finally {
+      cluster.shutdown();
+    }
 
     // 3. start non-federated
     conf = new HdfsConfiguration();
     cluster = new MiniDFSCluster.Builder(conf).build();
-    Assert.assertNotNull(cluster);
-    Assert.assertEquals("(2)Should be 1 namenodes", 1, cluster.getNumNameNodes());
     
     // add a node
     try {
+      cluster.waitActive();
+      Assert.assertNotNull(cluster);
+      Assert.assertEquals("(2)Should be 1 namenodes", 1, cluster.getNumNameNodes());
+
       cluster.addNameNode(conf, 9929);
       Assert.fail("shouldn't be able to add another NN to non federated cluster");
     } catch (IOException e) {
@@ -268,6 +283,4 @@ public class TestDataNodeMultipleRegistr
       cluster.shutdown();
     }
   }
-      
-
 }



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