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From sur...@apache.org
Subject svn commit: r1464780 - in /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs: CHANGES.txt src/test/java/org/apache/hadoop/hdfs/qjournal/TestNNWithQJM.java
Date Thu, 04 Apr 2013 22:54:09 GMT
Author: suresh
Date: Thu Apr  4 22:54:09 2013
New Revision: 1464780

URL: http://svn.apache.org/r1464780
Log:
HDFS-4625. Make TestNNWithQJM#testNewNamenodeTakesOverWriter work on Windows. Contributed
by Ivan Mitic.

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/qjournal/TestNNWithQJM.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=1464780&r1=1464779&r2=1464780&view=diff
==============================================================================
--- hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt (original)
+++ hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt Thu Apr  4 22:54:09 2013
@@ -346,6 +346,9 @@ Trunk (Unreleased)
 
     HDFS-4604. TestJournalNode fails on Windows. (Ivan Mitic via suresh)
 
+    HDFS-4625. Make TestNNWithQJM#testNewNamenodeTakesOverWriter work on
+    Windows. (Ivan Mitic via suresh)
+
 Release 2.0.5-beta - UNRELEASED
 
   INCOMPATIBLE CHANGES

Modified: hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/qjournal/TestNNWithQJM.java
URL: http://svn.apache.org/viewvc/hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/qjournal/TestNNWithQJM.java?rev=1464780&r1=1464779&r2=1464780&view=diff
==============================================================================
--- hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/qjournal/TestNNWithQJM.java
(original)
+++ hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/qjournal/TestNNWithQJM.java
Thu Apr  4 22:54:09 2013
@@ -98,9 +98,6 @@ public class TestNNWithQJM {
 
   @Test (timeout = 30000)
   public void testNewNamenodeTakesOverWriter() throws Exception {
-    // Skip the test on Windows. See HDFS-4584.
-    assumeTrue(!Path.WINDOWS);
-
     File nn1Dir = new File(
         MiniDFSCluster.getBaseDirectory() + "/TestNNWithQJM/image-nn1");
     File nn2Dir = new File(
@@ -110,23 +107,37 @@ public class TestNNWithQJM {
         nn1Dir.getAbsolutePath());
     conf.set(DFSConfigKeys.DFS_NAMENODE_EDITS_DIR_KEY,
         mjc.getQuorumJournalURI("myjournal").toString());
-    
+
+    // Start the cluster once to generate the dfs dirs
     MiniDFSCluster cluster = new MiniDFSCluster.Builder(conf)
       .numDataNodes(0)
       .manageNameDfsDirs(false)
       .checkExitOnShutdown(false)
       .build();
 
+    // Shutdown the cluster before making a copy of the namenode dir
+    // to release all file locks, otherwise, the copy will fail on
+    // some platforms.
+    cluster.shutdown();
+
     try {
-      cluster.getFileSystem().mkdirs(TEST_PATH);
-      
       // Start a second NN pointed to the same quorum.
       // We need to copy the image dir from the first NN -- or else
       // the new NN will just be rejected because of Namespace mismatch.
       FileUtil.fullyDelete(nn2Dir);
       FileUtil.copy(nn1Dir, FileSystem.getLocal(conf).getRaw(),
           new Path(nn2Dir.getAbsolutePath()), false, conf);
-      
+
+      // Start the cluster again
+      cluster = new MiniDFSCluster.Builder(conf)
+        .numDataNodes(0)
+        .format(false)
+        .manageNameDfsDirs(false)
+        .checkExitOnShutdown(false)
+        .build();
+
+      cluster.getFileSystem().mkdirs(TEST_PATH);
+
       Configuration conf2 = new Configuration();
       conf2.set(DFSConfigKeys.DFS_NAMENODE_NAME_DIR_KEY,
           nn2Dir.getAbsolutePath());



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