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From szets...@apache.org
Subject svn commit: r1151722 - in /hadoop/common/trunk/mapreduce: CHANGES.txt src/java/org/apache/hadoop/mapreduce/jobhistory/JobHistory.java src/test/mapred/org/apache/hadoop/mapred/TestJobHistory.java
Date Thu, 28 Jul 2011 04:08:36 GMT
Author: szetszwo
Date: Thu Jul 28 04:08:34 2011
New Revision: 1151722

URL: http://svn.apache.org/viewvc?rev=1151722&view=rev
Log:
MAPREDUCE-2463. Job history files are not moved to done folder when job history location is
hdfs.  Contributed by Devaraj K

Modified:
    hadoop/common/trunk/mapreduce/CHANGES.txt
    hadoop/common/trunk/mapreduce/src/java/org/apache/hadoop/mapreduce/jobhistory/JobHistory.java
    hadoop/common/trunk/mapreduce/src/test/mapred/org/apache/hadoop/mapred/TestJobHistory.java

Modified: hadoop/common/trunk/mapreduce/CHANGES.txt
URL: http://svn.apache.org/viewvc/hadoop/common/trunk/mapreduce/CHANGES.txt?rev=1151722&r1=1151721&r2=1151722&view=diff
==============================================================================
--- hadoop/common/trunk/mapreduce/CHANGES.txt (original)
+++ hadoop/common/trunk/mapreduce/CHANGES.txt Thu Jul 28 04:08:34 2011
@@ -359,6 +359,9 @@ Trunk (unreleased changes)
     MAPREDUCE-2732. Remove directly accessing FSNamesystem.LOG from
     TestCopyFiles and TestDistCh.  (szetszwo)
 
+    MAPREDUCE-2463. Job history files are not moved to done folder when job
+    history location is hdfs.  (Devaraj K via szetszwo)
+
 Release 0.22.0 - Unreleased
 
   INCOMPATIBLE CHANGES

Modified: hadoop/common/trunk/mapreduce/src/java/org/apache/hadoop/mapreduce/jobhistory/JobHistory.java
URL: http://svn.apache.org/viewvc/hadoop/common/trunk/mapreduce/src/java/org/apache/hadoop/mapreduce/jobhistory/JobHistory.java?rev=1151722&r1=1151721&r2=1151722&view=diff
==============================================================================
--- hadoop/common/trunk/mapreduce/src/java/org/apache/hadoop/mapreduce/jobhistory/JobHistory.java
(original)
+++ hadoop/common/trunk/mapreduce/src/java/org/apache/hadoop/mapreduce/jobhistory/JobHistory.java
Thu Jul 28 04:08:34 2011
@@ -43,6 +43,7 @@ import org.apache.hadoop.fs.CreateFlag;
 import org.apache.hadoop.fs.FSDataOutputStream;
 import org.apache.hadoop.fs.FileStatus;
 import org.apache.hadoop.fs.FileSystem;
+import org.apache.hadoop.fs.FileUtil;
 import org.apache.hadoop.fs.Path;
 import org.apache.hadoop.fs.permission.FsPermission;
 import org.apache.hadoop.mapred.JobConf;
@@ -354,7 +355,8 @@ public class JobHistory {
     if (logDirFs.exists(fromPath)) {
       LOG.info("Moving " + fromPath.toString() + " to " +
           toPath.toString());
-      doneDirFs.moveFromLocalFile(fromPath, toPath);
+      FileUtil.copy(logDirFs, fromPath, doneDirFs, toPath, true, false,
+          jobTracker.getConf());
       doneDirFs.setPermission(toPath,
           new FsPermission(JobHistory.HISTORY_FILE_PERMISSION));
     }

Modified: hadoop/common/trunk/mapreduce/src/test/mapred/org/apache/hadoop/mapred/TestJobHistory.java
URL: http://svn.apache.org/viewvc/hadoop/common/trunk/mapreduce/src/test/mapred/org/apache/hadoop/mapred/TestJobHistory.java?rev=1151722&r1=1151721&r2=1151722&view=diff
==============================================================================
--- hadoop/common/trunk/mapreduce/src/test/mapred/org/apache/hadoop/mapred/TestJobHistory.java
(original)
+++ hadoop/common/trunk/mapreduce/src/test/mapred/org/apache/hadoop/mapred/TestJobHistory.java
Thu Jul 28 04:08:34 2011
@@ -76,6 +76,11 @@ public class TestJobHistory extends Test
  
   private static String TEST_ROOT_DIR = new File(System.getProperty(
       "test.build.data", "/tmp")).toURI().toString().replace(' ', '+');
+  
+  private static final String LOG_DIR = System.getProperty("hadoop.log.dir");
+  
+  private static final String LOCAL_LOG_DIR_URI = new File(LOG_DIR).toURI()
+      .toString().replace(' ', '+') + "/history";
 
   private static final String DIGITS = "[0-9]+";
   
@@ -607,15 +612,32 @@ public class TestJobHistory extends Test
     assertTrue(jobInfo.getJobQueueName().equals(conf.getQueueName()));
   }
   
+  /** 
+   * Tests the case where the log directory is on local disk, the done folder is on HDFS,

+   * and the default FS is local.
+   */
   public void testDoneFolderOnHDFS() throws IOException, InterruptedException {
-    runDoneFolderTest("history_done");
+    runDoneFolderTest("history_done", LOCAL_LOG_DIR_URI);
   }
     
+  /** 
+   * Tests the case where the log directory and done folder is on local disk  
+   * and the default FS is local.
+   */
   public void testDoneFolderNotOnDefaultFileSystem() throws IOException, InterruptedException
{
-    runDoneFolderTest("file://" + System.getProperty("test.build.data", "tmp") + "/history_done");
+    runDoneFolderTest(TEST_ROOT_DIR + "/history_done", LOCAL_LOG_DIR_URI);
+  }
+  
+  /** 
+   * Tests the case where the log directory is on HDFS and done folder is on local disk 
+   * and the default FS is local.
+   */
+  public void testHistoryFolderOnHDFS() throws IOException, InterruptedException {
+    String logDir = "hdfs://localhost:%d/history";
+    runDoneFolderTest(TEST_ROOT_DIR + "/done", logDir);
   }
     
-  private void runDoneFolderTest(String doneFolder) throws IOException, InterruptedException
{
+  private void runDoneFolderTest(String doneFolder, String historyFolder) throws IOException,
InterruptedException {
     MiniMRCluster mr = null;
     MiniDFSCluster dfsCluster = null;
     try {
@@ -627,9 +649,11 @@ public class TestJobHistory extends Test
       //set the done folder location
       conf.set(JTConfig.JT_JOBHISTORY_COMPLETED_LOCATION, doneFolder);
 
-      String logDir =
-        "file:///" + new File(System.getProperty("hadoop.log.dir")).
-        getAbsolutePath() + File.separator + "history";
+      dfsCluster = new MiniDFSCluster(conf, 2, true, null);
+      String logDir = String.format(historyFolder, dfsCluster.getNameNodePort());
+      
+      //set the history folder location
+      conf.set(JTConfig.JT_JOBHISTORY_LOCATION, logDir);
 
       Path logDirPath = new Path(logDir);
       FileSystem logDirFs = logDirPath.getFileSystem(conf);
@@ -647,7 +671,6 @@ public class TestJobHistory extends Test
       assertEquals("No of file in logDir not correct", 2,
           logDirFs.listStatus(logDirPath).length);
       
-      dfsCluster = new MiniDFSCluster(conf, 2, true, null);
       mr = new MiniMRCluster(2, dfsCluster.getFileSystem().getUri().toString(),
           3, null, null, conf);
 



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