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From sur...@apache.org
Subject svn commit: r1469015 - in /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs: CHANGES.txt src/test/java/org/apache/hadoop/hdfs/server/namenode/TestEditLog.java
Date Wed, 17 Apr 2013 18:11:32 GMT
Author: suresh
Date: Wed Apr 17 18:11:31 2013
New Revision: 1469015

URL: http://svn.apache.org/r1469015
Log:
HDFS-4695. TestEditLog leaks open file handles between tests. 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/server/namenode/TestEditLog.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=1469015&r1=1469014&r2=1469015&view=diff
==============================================================================
--- hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt (original)
+++ hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt Wed Apr 17 18:11:31 2013
@@ -568,6 +568,9 @@ Release 2.0.5-beta - UNRELEASED
     HDFS-4639. startFileInternal() should not increment generation stamp.
     (Plamen Jeliazkov via shv)
 
+    HDFS-4695. TestEditLog leaks open file handles between tests.
+    (Ivan Mitic via suresh)
+
 Release 2.0.4-alpha - UNRELEASED
 
   INCOMPATIBLE CHANGES

Modified: hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestEditLog.java
URL: http://svn.apache.org/viewvc/hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestEditLog.java?rev=1469015&r1=1469014&r2=1469015&view=diff
==============================================================================
--- hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestEditLog.java
(original)
+++ hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestEditLog.java
Wed Apr 17 18:11:31 2013
@@ -67,6 +67,7 @@ import org.apache.hadoop.hdfs.server.com
 import org.apache.hadoop.hdfs.server.namenode.NNStorage.NameNodeDirType;
 import org.apache.hadoop.hdfs.server.namenode.metrics.NameNodeMetrics;
 import org.apache.hadoop.hdfs.server.protocol.NamespaceInfo;
+import org.apache.hadoop.io.IOUtils;
 import org.apache.hadoop.test.GenericTestUtils;
 import org.apache.hadoop.util.StringUtils;
 import org.apache.hadoop.util.Time;
@@ -634,6 +635,7 @@ public class TestEditLog {
         
         // Now restore the backup
         FileUtil.fullyDeleteContents(dfsDir);
+        dfsDir.delete();
         backupDir.renameTo(dfsDir);
         
         // Directory layout looks like:
@@ -760,19 +762,24 @@ public class TestEditLog {
       File log = new File(currentDir,
           NNStorage.getInProgressEditsFileName(3));
 
-      new EditLogFileOutputStream(log, 1024).create();
-      if (!inBothDirs) {
-        break;
-      }
-      
-      NNStorage storage = new NNStorage(conf, 
-          Collections.<URI>emptyList(),
-          Lists.newArrayList(uri));
-      
-      if (updateTransactionIdFile) {
-        storage.writeTransactionIdFileToStorage(3);
+      EditLogFileOutputStream stream = new EditLogFileOutputStream(log, 1024);
+      try {
+        stream.create();
+        if (!inBothDirs) {
+          break;
+        }
+        
+        NNStorage storage = new NNStorage(conf, 
+            Collections.<URI>emptyList(),
+            Lists.newArrayList(uri));
+        
+        if (updateTransactionIdFile) {
+          storage.writeTransactionIdFileToStorage(3);
+        }
+        storage.close();
+      } finally {
+        stream.close();
       }
-      storage.close();
     }
     
     try {
@@ -1335,12 +1342,15 @@ public class TestEditLog {
     FSEditLog editlog = getFSEditLog(storage);
     editlog.initJournalsForWrite();
     long startTxId = 1;
+    Collection<EditLogInputStream> streams = null;
     try {
-      readAllEdits(editlog.selectInputStreams(startTxId, 4*TXNS_PER_ROLL),
-          startTxId);
+      streams = editlog.selectInputStreams(startTxId, 4*TXNS_PER_ROLL);
+      readAllEdits(streams, startTxId);
     } catch (IOException e) {
       LOG.error("edit log failover didn't work", e);
       fail("Edit log failover didn't work");
+    } finally {
+      IOUtils.cleanup(null, streams.toArray(new EditLogInputStream[0]));
     }
   }
 
@@ -1382,12 +1392,15 @@ public class TestEditLog {
     FSEditLog editlog = getFSEditLog(storage);
     editlog.initJournalsForWrite();
     long startTxId = 1;
+    Collection<EditLogInputStream> streams = null;
     try {
-      readAllEdits(editlog.selectInputStreams(startTxId, 4*TXNS_PER_ROLL),
-          startTxId);
+      streams = editlog.selectInputStreams(startTxId, 4*TXNS_PER_ROLL);
+      readAllEdits(streams, startTxId);
     } catch (IOException e) {
       LOG.error("edit log failover didn't work", e);
       fail("Edit log failover didn't work");
+    } finally {
+      IOUtils.cleanup(null, streams.toArray(new EditLogInputStream[0]));
     }
   }
 



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