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Posted to mapreduce-commits@hadoop.apache.org by at...@apache.org on 2012/02/26 05:57:20 UTC

svn commit: r1293742 [1/2] - in /hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project: ./ bin/ conf/ hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/main/java/org/apache/hadoop/mapreduce/v2/app/job/impl/ hadoop-mapreduce-client/hadoop-mapr...

Author: atm
Date: Sun Feb 26 04:57:17 2012
New Revision: 1293742

URL: http://svn.apache.org/viewvc?rev=1293742&view=rev
Log:
Merge trunk into HA branch.

Added:
    hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/rmnode/RMNodeReconnectEvent.java
      - copied unchanged from r1293741, hadoop/common/trunk/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/rmnode/RMNodeReconnectEvent.java
Modified:
    hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/   (props changed)
    hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/CHANGES.txt   (contents, props changed)
    hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/bin/mapred
    hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/conf/   (props changed)
    hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/main/java/org/apache/hadoop/mapreduce/v2/app/job/impl/JobImpl.java
    hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/main/java/org/apache/hadoop/mapreduce/v2/app/webapp/AMWebServices.java
    hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/test/java/org/apache/hadoop/mapreduce/v2/app/MockJobs.java
    hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/test/java/org/apache/hadoop/mapreduce/v2/app/job/impl/TestJobImpl.java
    hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/test/java/org/apache/hadoop/mapreduce/v2/app/webapp/TestAMWebServicesAttempts.java
    hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/test/java/org/apache/hadoop/mapreduce/v2/app/webapp/TestAMWebServicesJobs.java
    hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/test/java/org/apache/hadoop/mapreduce/v2/app/webapp/TestAMWebServicesTasks.java
    hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-common/src/main/java/org/apache/hadoop/mapreduce/v2/jobhistory/JobHistoryUtils.java
    hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-common/src/main/java/org/apache/hadoop/mapreduce/v2/util/MRApps.java
    hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-common/src/test/java/org/apache/hadoop/mapreduce/v2/util/TestMRApps.java
    hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapreduce/TaskAttemptID.java
    hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapreduce/TaskID.java
    hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/resources/mapred-default.xml   (props changed)
    hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-hs/src/main/java/org/apache/hadoop/mapreduce/v2/hs/CompletedJob.java
    hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-hs/src/test/java/org/apache/hadoop/mapreduce/v2/hs/webapp/TestHsWebServicesAttempts.java
    hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-hs/src/test/java/org/apache/hadoop/mapreduce/v2/hs/webapp/TestHsWebServicesJobs.java
    hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-hs/src/test/java/org/apache/hadoop/mapreduce/v2/hs/webapp/TestHsWebServicesJobsQuery.java
    hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-hs/src/test/java/org/apache/hadoop/mapreduce/v2/hs/webapp/TestHsWebServicesTasks.java
    hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-yarn/bin/yarn
    hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/ResourceTrackerService.java
    hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/rmnode/RMNodeEventType.java
    hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/rmnode/RMNodeImpl.java
    hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/CapacityScheduler.java
    hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fifo/FifoScheduler.java
    hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/MockNodes.java
    hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/TestFifoScheduler.java
    hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/TestResourceTrackerService.java
    hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/TestCapacityScheduler.java
    hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/src/c++/   (props changed)
    hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/src/contrib/   (props changed)
    hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/src/contrib/block_forensics/   (props changed)
    hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/src/contrib/build-contrib.xml   (props changed)
    hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/src/contrib/build.xml   (props changed)
    hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/src/contrib/data_join/   (props changed)
    hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/src/contrib/eclipse-plugin/   (props changed)
    hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/src/contrib/index/   (props changed)
    hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/src/contrib/vaidya/   (props changed)
    hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/src/examples/   (props changed)
    hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/src/java/   (props changed)
    hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/src/test/mapred/   (props changed)
    hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/src/test/mapred/org/apache/hadoop/fs/   (props changed)
    hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/src/test/mapred/org/apache/hadoop/hdfs/   (props changed)
    hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/src/test/mapred/org/apache/hadoop/ipc/   (props changed)
    hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/src/webapps/job/   (props changed)

Propchange: hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/
------------------------------------------------------------------------------
--- svn:mergeinfo (original)
+++ svn:mergeinfo Sun Feb 26 04:57:17 2012
@@ -1,2 +1,2 @@
-/hadoop/common/trunk/hadoop-mapreduce-project:1152502-1293274
+/hadoop/common/trunk/hadoop-mapreduce-project:1152502-1293741
 /hadoop/core/branches/branch-0.19/mapred:713112

Modified: hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/CHANGES.txt
URL: http://svn.apache.org/viewvc/hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/CHANGES.txt?rev=1293742&r1=1293741&r2=1293742&view=diff
==============================================================================
--- hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/CHANGES.txt (original)
+++ hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/CHANGES.txt Sun Feb 26 04:57:17 2012
@@ -14,6 +14,7 @@ Trunk (unreleased changes)
     (Plamen Jeliazkov via shv)
 
   IMPROVEMENTS
+
     MAPREDUCE-3787. [Gridmix] Optimize job monitoring and STRESS mode for 
                     faster job submission. (amarrk)
 
@@ -92,10 +93,23 @@ Trunk (unreleased changes)
     MAPREDUCE-3818. Fixed broken compilation in TestSubmitJob after the patch
     for HDFS-2895. (Suresh Srinivas via vinodkv)
 
-Release 0.23.2 - UNRELEASED 
+Release 0.23.3 - UNRELEASED 
+
+  INCOMPATIBLE CHANGES
 
   NEW FEATURES                                                                    
+  
+  IMPROVEMENTS
+
+  OPTIMIZATIONS
+
+  BUG FIXES
 
+Release 0.23.2 - UNRELEASED 
+
+  INCOMPATIBLE CHANGES
+
+  NEW FEATURES                                                                    
   IMPROVEMENTS
 
     MAPREDUCE-3849. Change TokenCache's reading of the binary token file
@@ -107,9 +121,20 @@ Release 0.23.2 - UNRELEASED 
     MAPREDUCE-3877 Add a test to formalise the current state transitions
     of the yarn lifecycle. (stevel)
 
+    MAPREDUCE-3866. Fixed the bin/yarn script to not print the command line
+    unnecessarily. (vinodkv)
+
+    MAPREDUCE-3730. Modified RM to allow restarted NMs to be able to join the
+    cluster without waiting for expiry. (Jason Lowe via vinodkv)
+
+    MAPREDUCE-2793. Corrected AppIDs, JobIDs, TaskAttemptIDs to be of correct
+    format on the web pages. (Bikas Saha via vinodkv)
+
   OPTIMIZATIONS
 
   BUG FIXES
+    MAPREDUCE-3918  proc_historyserver no longer in command line arguments for
+    HistoryServer (Jon Eagles via bobby)
 
     MAPREDUCE-3862.  Nodemanager can appear to hang on shutdown due to lingering
     DeletionService threads (Jason Lowe via bobby)
@@ -142,6 +167,10 @@ Release 0.23.2 - UNRELEASED 
 
     MAPREDUCE-3738. MM can hang during shutdown if AppLogAggregatorImpl thread
     dies unexpectedly (Jason Lowe via sseth)
+
+    MAPREDUCE-3904 Job history produced with mapreduce.cluster.acls.enabled
+    false can not be viewed with mapreduce.cluster.acls.enabled true 
+    (Jonathon Eagles via tgraves)
  
 Release 0.23.1 - 2012-02-17 
 

Propchange: hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/CHANGES.txt
------------------------------------------------------------------------------
--- svn:mergeinfo (original)
+++ svn:mergeinfo Sun Feb 26 04:57:17 2012
@@ -1,3 +1,3 @@
-/hadoop/common/trunk/hadoop-mapreduce-project/CHANGES.txt:1161333-1293274
+/hadoop/common/trunk/hadoop-mapreduce-project/CHANGES.txt:1161333-1293741
 /hadoop/core/branches/branch-0.19/mapred/CHANGES.txt:713112
 /hadoop/mapreduce/branches/HDFS-641/CHANGES.txt:817878-835964

Modified: hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/bin/mapred
URL: http://svn.apache.org/viewvc/hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/bin/mapred?rev=1293742&r1=1293741&r2=1293742&view=diff
==============================================================================
--- hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/bin/mapred (original)
+++ hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/bin/mapred Sun Feb 26 04:57:17 2012
@@ -136,4 +136,4 @@ fi
 HADOOP_OPTS="$HADOOP_OPTS -Dhadoop.security.logger=${HADOOP_SECURITY_LOGGER:-INFO,NullAppender}"
 
 export CLASSPATH
-exec "$JAVA" $JAVA_HEAP_MAX $HADOOP_OPTS $CLASS "$@"
+exec "$JAVA" -Dproc_$COMMAND $JAVA_HEAP_MAX $HADOOP_OPTS $CLASS "$@"

Propchange: hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/conf/
------------------------------------------------------------------------------
--- svn:mergeinfo (original)
+++ svn:mergeinfo Sun Feb 26 04:57:17 2012
@@ -1,3 +1,3 @@
-/hadoop/common/trunk/hadoop-mapreduce-project/conf:1152502-1293274
+/hadoop/common/trunk/hadoop-mapreduce-project/conf:1152502-1293741
 /hadoop/core/branches/branch-0.19/mapred/conf:713112
 /hadoop/core/trunk/conf:784664-785643

Modified: hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/main/java/org/apache/hadoop/mapreduce/v2/app/job/impl/JobImpl.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/main/java/org/apache/hadoop/mapreduce/v2/app/job/impl/JobImpl.java?rev=1293742&r1=1293741&r2=1293742&view=diff
==============================================================================
--- hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/main/java/org/apache/hadoop/mapreduce/v2/app/job/impl/JobImpl.java (original)
+++ hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/main/java/org/apache/hadoop/mapreduce/v2/app/job/impl/JobImpl.java Sun Feb 26 04:57:17 2012
@@ -438,6 +438,9 @@ public class JobImpl implements org.apac
   public boolean checkAccess(UserGroupInformation callerUGI, 
       JobACL jobOperation) {
     AccessControlList jobACL = jobACLs.get(jobOperation);
+    if (jobACL == null) {
+      return true;
+    }
     return aclsManager.checkAccess(callerUGI, jobOperation, username, jobACL);
   }
 

Modified: hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/main/java/org/apache/hadoop/mapreduce/v2/app/webapp/AMWebServices.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/main/java/org/apache/hadoop/mapreduce/v2/app/webapp/AMWebServices.java?rev=1293742&r1=1293741&r2=1293742&view=diff
==============================================================================
--- hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/main/java/org/apache/hadoop/mapreduce/v2/app/webapp/AMWebServices.java (original)
+++ hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/main/java/org/apache/hadoop/mapreduce/v2/app/webapp/AMWebServices.java Sun Feb 26 04:57:17 2012
@@ -99,6 +99,14 @@ public class AMWebServices {
     try {
       jobId = MRApps.toJobID(jid);
     } catch (YarnException e) {
+      // TODO: after MAPREDUCE-2793 YarnException is probably not expected here
+      // anymore but keeping it for now just in case other stuff starts failing.
+      // Also, the webservice should ideally return BadRequest (HTTP:400) when
+      // the id is malformed instead of NotFound (HTTP:404). The webserver on
+      // top of which AMWebServices is built seems to automatically do that for
+      // unhandled exceptions
+      throw new NotFoundException(e.getMessage());
+    } catch (IllegalArgumentException e) {
       throw new NotFoundException(e.getMessage());
     }
     if (jobId == null) {
@@ -121,10 +129,18 @@ public class AMWebServices {
     try {
       taskID = MRApps.toTaskID(tid);
     } catch (YarnException e) {
+      // TODO: after MAPREDUCE-2793 YarnException is probably not expected here
+      // anymore but keeping it for now just in case other stuff starts failing.
+      // Also, the webservice should ideally return BadRequest (HTTP:400) when
+      // the id is malformed instead of NotFound (HTTP:404). The webserver on
+      // top of which AMWebServices is built seems to automatically do that for
+      // unhandled exceptions
       throw new NotFoundException(e.getMessage());
     } catch (NumberFormatException ne) {
       throw new NotFoundException(ne.getMessage());
-    }
+    } catch (IllegalArgumentException e) {
+      throw new NotFoundException(e.getMessage());
+    } 
     if (taskID == null) {
       throw new NotFoundException("taskid " + tid + " not found or invalid");
     }
@@ -146,9 +162,17 @@ public class AMWebServices {
     try {
       attemptId = MRApps.toTaskAttemptID(attId);
     } catch (YarnException e) {
+      // TODO: after MAPREDUCE-2793 YarnException is probably not expected here
+      // anymore but keeping it for now just in case other stuff starts failing.
+      // Also, the webservice should ideally return BadRequest (HTTP:400) when
+      // the id is malformed instead of NotFound (HTTP:404). The webserver on
+      // top of which AMWebServices is built seems to automatically do that for
+      // unhandled exceptions
       throw new NotFoundException(e.getMessage());
     } catch (NumberFormatException ne) {
       throw new NotFoundException(ne.getMessage());
+    } catch (IllegalArgumentException e) {
+      throw new NotFoundException(e.getMessage());
     }
     if (attemptId == null) {
       throw new NotFoundException("task attempt id " + attId

Modified: hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/test/java/org/apache/hadoop/mapreduce/v2/app/MockJobs.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/test/java/org/apache/hadoop/mapreduce/v2/app/MockJobs.java?rev=1293742&r1=1293741&r2=1293742&view=diff
==============================================================================
--- hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/test/java/org/apache/hadoop/mapreduce/v2/app/MockJobs.java (original)
+++ hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/test/java/org/apache/hadoop/mapreduce/v2/app/MockJobs.java Sun Feb 26 04:57:17 2012
@@ -106,6 +106,20 @@ public class MockJobs extends MockApps {
     return newAppName();
   }
 
+  /**
+   * Create numJobs in a map with jobs having appId==jobId
+   */
+  public static Map<JobId, Job> newJobs(int numJobs, int numTasksPerJob,
+      int numAttemptsPerTask) {
+    Map<JobId, Job> map = Maps.newHashMap();
+    for (int j = 0; j < numJobs; ++j) {
+      ApplicationId appID = MockJobs.newAppID(j);
+      Job job = newJob(appID, j, numTasksPerJob, numAttemptsPerTask);
+      map.put(job.getID(), job);
+    }
+    return map;
+  }
+  
   public static Map<JobId, Job> newJobs(ApplicationId appID, int numJobsPerApp,
       int numTasksPerJob, int numAttemptsPerTask) {
     Map<JobId, Job> map = Maps.newHashMap();

Modified: hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/test/java/org/apache/hadoop/mapreduce/v2/app/job/impl/TestJobImpl.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/test/java/org/apache/hadoop/mapreduce/v2/app/job/impl/TestJobImpl.java?rev=1293742&r1=1293741&r2=1293742&view=diff
==============================================================================
--- hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/test/java/org/apache/hadoop/mapreduce/v2/app/job/impl/TestJobImpl.java (original)
+++ hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/test/java/org/apache/hadoop/mapreduce/v2/app/job/impl/TestJobImpl.java Sun Feb 26 04:57:17 2012
@@ -191,5 +191,16 @@ public class TestJobImpl {
         null, null, null, true, null, 0, null);
     Assert.assertTrue(job4.checkAccess(ugi1, JobACL.VIEW_JOB));
     Assert.assertTrue(job4.checkAccess(ugi2, JobACL.VIEW_JOB));
+
+    // Setup configuration access without security enabled
+    Configuration conf5 = new Configuration();
+    conf5.setBoolean(MRConfig.MR_ACLS_ENABLED, true);
+    conf5.set(MRJobConfig.JOB_ACL_VIEW_JOB, "");
+
+    // Verify access
+    JobImpl job5 = new JobImpl(jobId, null, conf5, null, null, null, null, null,
+        null, null, null, true, null, 0, null);
+    Assert.assertTrue(job5.checkAccess(ugi1, null));
+    Assert.assertTrue(job5.checkAccess(ugi2, null));
   }
 }

Modified: hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/test/java/org/apache/hadoop/mapreduce/v2/app/webapp/TestAMWebServicesAttempts.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/test/java/org/apache/hadoop/mapreduce/v2/app/webapp/TestAMWebServicesAttempts.java?rev=1293742&r1=1293741&r2=1293742&view=diff
==============================================================================
--- hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/test/java/org/apache/hadoop/mapreduce/v2/app/webapp/TestAMWebServicesAttempts.java (original)
+++ hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/test/java/org/apache/hadoop/mapreduce/v2/app/webapp/TestAMWebServicesAttempts.java Sun Feb 26 04:57:17 2012
@@ -396,36 +396,36 @@ public class TestAMWebServicesAttempts e
   public void testTaskAttemptIdBogus() throws JSONException, Exception {
 
     testTaskAttemptIdErrorGeneric("bogusid",
-        "java.lang.Exception: Error parsing attempt ID: bogusid");
+        "java.lang.Exception: TaskAttemptId string : bogusid is not properly formed");
   }
 
   @Test
   public void testTaskAttemptIdNonExist() throws JSONException, Exception {
 
     testTaskAttemptIdErrorGeneric(
-        "attempt_12345_0_0_r_1_0",
-        "java.lang.Exception: Error getting info on task attempt id attempt_12345_0_0_r_1_0");
+        "attempt_0_12345_m_000000_0",
+        "java.lang.Exception: Error getting info on task attempt id attempt_0_12345_m_000000_0");
   }
 
   @Test
   public void testTaskAttemptIdInvalid() throws JSONException, Exception {
 
-    testTaskAttemptIdErrorGeneric("attempt_12345_0_0_d_1_0",
-        "java.lang.Exception: Unknown task symbol: d");
+    testTaskAttemptIdErrorGeneric("attempt_0_12345_d_000000_0",
+        "java.lang.Exception: Bad TaskType identifier. TaskAttemptId string : attempt_0_12345_d_000000_0 is not properly formed.");
   }
 
   @Test
   public void testTaskAttemptIdInvalid2() throws JSONException, Exception {
 
-    testTaskAttemptIdErrorGeneric("attempt_12345_0_r_1_0",
-        "java.lang.Exception: For input string: \"r\"");
+    testTaskAttemptIdErrorGeneric("attempt_12345_m_000000_0",
+        "java.lang.Exception: TaskAttemptId string : attempt_12345_m_000000_0 is not properly formed");
   }
 
   @Test
   public void testTaskAttemptIdInvalid3() throws JSONException, Exception {
 
-    testTaskAttemptIdErrorGeneric("attempt_12345_0_0_r_1",
-        "java.lang.Exception: Error parsing attempt ID: attempt_12345_0_0_r_1");
+    testTaskAttemptIdErrorGeneric("attempt_0_12345_m_000000",
+        "java.lang.Exception: TaskAttemptId string : attempt_0_12345_m_000000 is not properly formed");
   }
 
   private void testTaskAttemptIdErrorGeneric(String attid, String error)

Modified: hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/test/java/org/apache/hadoop/mapreduce/v2/app/webapp/TestAMWebServicesJobs.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/test/java/org/apache/hadoop/mapreduce/v2/app/webapp/TestAMWebServicesJobs.java?rev=1293742&r1=1293741&r2=1293742&view=diff
==============================================================================
--- hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/test/java/org/apache/hadoop/mapreduce/v2/app/webapp/TestAMWebServicesJobs.java (original)
+++ hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/test/java/org/apache/hadoop/mapreduce/v2/app/webapp/TestAMWebServicesJobs.java Sun Feb 26 04:57:17 2012
@@ -320,7 +320,7 @@ public class TestAMWebServicesJobs exten
 
     try {
       r.path("ws").path("v1").path("mapreduce").path("jobs")
-          .path("job_1234_1_2").get(JSONObject.class);
+          .path("job_0_1234").get(JSONObject.class);
       fail("should have thrown exception on invalid uri");
     } catch (UniformInterfaceException ue) {
       ClientResponse response = ue.getResponse();
@@ -333,7 +333,7 @@ public class TestAMWebServicesJobs exten
       String type = exception.getString("exception");
       String classname = exception.getString("javaClassName");
       WebServicesTestUtils.checkStringMatch("exception message",
-          "java.lang.Exception: job, job_1234_1_2, is not found", message);
+          "java.lang.Exception: job, job_0_1234, is not found", message);
       WebServicesTestUtils.checkStringMatch("exception type",
           "NotFoundException", type);
       WebServicesTestUtils.checkStringMatch("exception classname",
@@ -351,7 +351,7 @@ public class TestAMWebServicesJobs exten
       fail("should have thrown exception on invalid uri");
     } catch (UniformInterfaceException ue) {
       ClientResponse response = ue.getResponse();
-      assertEquals(Status.BAD_REQUEST, response.getClientResponseStatus());
+      assertEquals(Status.NOT_FOUND, response.getClientResponseStatus());
       assertEquals(MediaType.APPLICATION_JSON_TYPE, response.getType());
       JSONObject msg = response.getEntity(JSONObject.class);
       JSONObject exception = msg.getJSONObject("RemoteException");
@@ -374,7 +374,7 @@ public class TestAMWebServicesJobs exten
       fail("should have thrown exception on invalid uri");
     } catch (UniformInterfaceException ue) {
       ClientResponse response = ue.getResponse();
-      assertEquals(Status.BAD_REQUEST, response.getClientResponseStatus());
+      assertEquals(Status.NOT_FOUND, response.getClientResponseStatus());
       assertEquals(MediaType.APPLICATION_JSON_TYPE, response.getType());
       JSONObject msg = response.getEntity(JSONObject.class);
       JSONObject exception = msg.getJSONObject("RemoteException");
@@ -397,7 +397,7 @@ public class TestAMWebServicesJobs exten
       fail("should have thrown exception on invalid uri");
     } catch (UniformInterfaceException ue) {
       ClientResponse response = ue.getResponse();
-      assertEquals(Status.BAD_REQUEST, response.getClientResponseStatus());
+      assertEquals(Status.NOT_FOUND, response.getClientResponseStatus());
       assertEquals(MediaType.APPLICATION_XML_TYPE, response.getType());
       String msg = response.getEntity(String.class);
       System.out.println(msg);
@@ -418,11 +418,12 @@ public class TestAMWebServicesJobs exten
 
   private void verifyJobIdInvalid(String message, String type, String classname) {
     WebServicesTestUtils.checkStringMatch("exception message",
-        "For input string: \"foo\"", message);
+        "java.lang.Exception: JobId string : job_foo is not properly formed",
+        message);
     WebServicesTestUtils.checkStringMatch("exception type",
-        "NumberFormatException", type);
+        "NotFoundException", type);
     WebServicesTestUtils.checkStringMatch("exception classname",
-        "java.lang.NumberFormatException", classname);
+        "org.apache.hadoop.yarn.webapp.NotFoundException", classname);
   }
 
   @Test
@@ -443,8 +444,11 @@ public class TestAMWebServicesJobs exten
       String message = exception.getString("message");
       String type = exception.getString("exception");
       String classname = exception.getString("javaClassName");
-      WebServicesTestUtils.checkStringMatch("exception message",
-          "java.lang.Exception: Error parsing job ID: bogusfoo", message);
+      WebServicesTestUtils
+          .checkStringMatch(
+              "exception message",
+              "java.lang.Exception: JobId string : bogusfoo is not properly formed",
+              message);
       WebServicesTestUtils.checkStringMatch("exception type",
           "NotFoundException", type);
       WebServicesTestUtils.checkStringMatch("exception classname",

Modified: hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/test/java/org/apache/hadoop/mapreduce/v2/app/webapp/TestAMWebServicesTasks.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/test/java/org/apache/hadoop/mapreduce/v2/app/webapp/TestAMWebServicesTasks.java?rev=1293742&r1=1293741&r2=1293742&view=diff
==============================================================================
--- hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/test/java/org/apache/hadoop/mapreduce/v2/app/webapp/TestAMWebServicesTasks.java (original)
+++ hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/test/java/org/apache/hadoop/mapreduce/v2/app/webapp/TestAMWebServicesTasks.java Sun Feb 26 04:57:17 2012
@@ -424,7 +424,8 @@ public class TestAMWebServicesTasks exte
         String type = exception.getString("exception");
         String classname = exception.getString("javaClassName");
         WebServicesTestUtils.checkStringMatch("exception message",
-            "java.lang.Exception: Error parsing task ID: bogustaskid", message);
+            "java.lang.Exception: TaskId string : "
+                + "bogustaskid is not properly formed", message);
         WebServicesTestUtils.checkStringMatch("exception type",
             "NotFoundException", type);
         WebServicesTestUtils.checkStringMatch("exception classname",
@@ -439,7 +440,7 @@ public class TestAMWebServicesTasks exte
     Map<JobId, Job> jobsMap = appContext.getAllJobs();
     for (JobId id : jobsMap.keySet()) {
       String jobId = MRApps.toString(id);
-      String tid = "task_1234_0_0_m_0";
+      String tid = "task_0_0000_m_000000";
       try {
         r.path("ws").path("v1").path("mapreduce").path("jobs").path(jobId)
             .path("tasks").path(tid).get(JSONObject.class);
@@ -455,7 +456,7 @@ public class TestAMWebServicesTasks exte
         String type = exception.getString("exception");
         String classname = exception.getString("javaClassName");
         WebServicesTestUtils.checkStringMatch("exception message",
-            "java.lang.Exception: task not found with id task_1234_0_0_m_0",
+            "java.lang.Exception: task not found with id task_0_0000_m_000000",
             message);
         WebServicesTestUtils.checkStringMatch("exception type",
             "NotFoundException", type);
@@ -471,7 +472,7 @@ public class TestAMWebServicesTasks exte
     Map<JobId, Job> jobsMap = appContext.getAllJobs();
     for (JobId id : jobsMap.keySet()) {
       String jobId = MRApps.toString(id);
-      String tid = "task_1234_0_0_d_0";
+      String tid = "task_0_0000_d_000000";
       try {
         r.path("ws").path("v1").path("mapreduce").path("jobs").path(jobId)
             .path("tasks").path(tid).get(JSONObject.class);
@@ -487,7 +488,8 @@ public class TestAMWebServicesTasks exte
         String type = exception.getString("exception");
         String classname = exception.getString("javaClassName");
         WebServicesTestUtils.checkStringMatch("exception message",
-            "java.lang.Exception: Unknown task symbol: d", message);
+            "java.lang.Exception: Bad TaskType identifier. TaskId string : "
+                + "task_0_0000_d_000000 is not properly formed.", message);
         WebServicesTestUtils.checkStringMatch("exception type",
             "NotFoundException", type);
         WebServicesTestUtils.checkStringMatch("exception classname",
@@ -502,7 +504,7 @@ public class TestAMWebServicesTasks exte
     Map<JobId, Job> jobsMap = appContext.getAllJobs();
     for (JobId id : jobsMap.keySet()) {
       String jobId = MRApps.toString(id);
-      String tid = "task_1234_0_m_0";
+      String tid = "task_0_m_000000";
       try {
         r.path("ws").path("v1").path("mapreduce").path("jobs").path(jobId)
             .path("tasks").path(tid).get(JSONObject.class);
@@ -518,7 +520,8 @@ public class TestAMWebServicesTasks exte
         String type = exception.getString("exception");
         String classname = exception.getString("javaClassName");
         WebServicesTestUtils.checkStringMatch("exception message",
-            "java.lang.Exception: For input string: \"m\"", message);
+            "java.lang.Exception: TaskId string : "
+                + "task_0_m_000000 is not properly formed", message);
         WebServicesTestUtils.checkStringMatch("exception type",
             "NotFoundException", type);
         WebServicesTestUtils.checkStringMatch("exception classname",
@@ -533,7 +536,7 @@ public class TestAMWebServicesTasks exte
     Map<JobId, Job> jobsMap = appContext.getAllJobs();
     for (JobId id : jobsMap.keySet()) {
       String jobId = MRApps.toString(id);
-      String tid = "task_1234_0_0_m";
+      String tid = "task_0_0000_m";
       try {
         r.path("ws").path("v1").path("mapreduce").path("jobs").path(jobId)
             .path("tasks").path(tid).get(JSONObject.class);
@@ -549,8 +552,8 @@ public class TestAMWebServicesTasks exte
         String type = exception.getString("exception");
         String classname = exception.getString("javaClassName");
         WebServicesTestUtils.checkStringMatch("exception message",
-            "java.lang.Exception: Error parsing task ID: task_1234_0_0_m",
-            message);
+            "java.lang.Exception: TaskId string : "
+                + "task_0_0000_m is not properly formed", message);
         WebServicesTestUtils.checkStringMatch("exception type",
             "NotFoundException", type);
         WebServicesTestUtils.checkStringMatch("exception classname",

Modified: hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-common/src/main/java/org/apache/hadoop/mapreduce/v2/jobhistory/JobHistoryUtils.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-common/src/main/java/org/apache/hadoop/mapreduce/v2/jobhistory/JobHistoryUtils.java?rev=1293742&r1=1293741&r2=1293742&view=diff
==============================================================================
--- hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-common/src/main/java/org/apache/hadoop/mapreduce/v2/jobhistory/JobHistoryUtils.java (original)
+++ hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-common/src/main/java/org/apache/hadoop/mapreduce/v2/jobhistory/JobHistoryUtils.java Sun Feb 26 04:57:17 2012
@@ -506,11 +506,9 @@ public class JobHistoryUtils {
       sb.append(address.getHostName());
     }
     sb.append(":").append(address.getPort());
-    sb.append("/jobhistory/job/"); // TODO This will change when the history server
-                            // understands apps.
-    // TOOD Use JobId toString once UI stops using _id_id
-    sb.append("job_").append(appId.getClusterTimestamp());
-    sb.append("_").append(appId.getId()).append("_").append(appId.getId());
+    sb.append("/jobhistory/job/");
+    JobID jobId = TypeConverter.fromYarn(appId);
+    sb.append(jobId.toString());
     return sb.toString();
   }
 }

Modified: hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-common/src/main/java/org/apache/hadoop/mapreduce/v2/util/MRApps.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-common/src/main/java/org/apache/hadoop/mapreduce/v2/util/MRApps.java?rev=1293742&r1=1293741&r2=1293742&view=diff
==============================================================================
--- hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-common/src/main/java/org/apache/hadoop/mapreduce/v2/util/MRApps.java (original)
+++ hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-common/src/main/java/org/apache/hadoop/mapreduce/v2/util/MRApps.java Sun Feb 26 04:57:17 2012
@@ -18,9 +18,6 @@
 
 package org.apache.hadoop.mapreduce.v2.util;
 
-import static org.apache.hadoop.yarn.util.StringHelper._join;
-import static org.apache.hadoop.yarn.util.StringHelper._split;
-
 import java.io.BufferedReader;
 import java.io.File;
 import java.io.IOException;
@@ -30,7 +27,6 @@ import java.net.URI;
 import java.net.URL;
 import java.util.Arrays;
 import java.util.HashMap;
-import java.util.Iterator;
 import java.util.List;
 import java.util.Map;
 
@@ -39,7 +35,11 @@ import org.apache.hadoop.classification.
 import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.fs.FileSystem;
 import org.apache.hadoop.fs.Path;
+import org.apache.hadoop.mapreduce.JobID;
 import org.apache.hadoop.mapreduce.MRJobConfig;
+import org.apache.hadoop.mapreduce.TaskAttemptID;
+import org.apache.hadoop.mapreduce.TaskID;
+import org.apache.hadoop.mapreduce.TypeConverter;
 import org.apache.hadoop.mapreduce.filecache.DistributedCache;
 import org.apache.hadoop.mapreduce.v2.api.records.JobId;
 import org.apache.hadoop.mapreduce.v2.api.records.TaskAttemptId;
@@ -50,12 +50,10 @@ import org.apache.hadoop.yarn.ContainerL
 import org.apache.hadoop.yarn.YarnException;
 import org.apache.hadoop.yarn.api.ApplicationConstants.Environment;
 import org.apache.hadoop.yarn.api.ApplicationConstants;
-import org.apache.hadoop.yarn.api.records.ApplicationId;
 import org.apache.hadoop.yarn.api.records.LocalResource;
 import org.apache.hadoop.yarn.api.records.LocalResourceType;
 import org.apache.hadoop.yarn.api.records.LocalResourceVisibility;
 import org.apache.hadoop.yarn.conf.YarnConfiguration;
-import org.apache.hadoop.yarn.factory.providers.RecordFactoryProvider;
 import org.apache.hadoop.yarn.util.Apps;
 import org.apache.hadoop.yarn.util.BuilderUtils;
 
@@ -65,64 +63,28 @@ import org.apache.hadoop.yarn.util.Build
 @Private
 @Unstable
 public class MRApps extends Apps {
-  public static final String JOB = "job";
-  public static final String TASK = "task";
-  public static final String ATTEMPT = "attempt";
-
   public static String toString(JobId jid) {
-    return _join(JOB, jid.getAppId().getClusterTimestamp(), jid.getAppId().getId(), jid.getId());
+    return jid.toString();
   }
 
   public static JobId toJobID(String jid) {
-    Iterator<String> it = _split(jid).iterator();
-    return toJobID(JOB, jid, it);
-  }
-
-  // mostly useful for parsing task/attempt id like strings
-  public static JobId toJobID(String prefix, String s, Iterator<String> it) {
-    ApplicationId appId = toAppID(prefix, s, it);
-    shouldHaveNext(prefix, s, it);
-    JobId jobId = RecordFactoryProvider.getRecordFactory(null).newRecordInstance(JobId.class);
-    jobId.setAppId(appId);
-    jobId.setId(Integer.parseInt(it.next()));
-    return jobId;
+    return TypeConverter.toYarn(JobID.forName(jid));
   }
 
   public static String toString(TaskId tid) {
-    return _join("task", tid.getJobId().getAppId().getClusterTimestamp(), tid.getJobId().getAppId().getId(),
-                 tid.getJobId().getId(), taskSymbol(tid.getTaskType()), tid.getId());
+    return tid.toString();
   }
 
   public static TaskId toTaskID(String tid) {
-    Iterator<String> it = _split(tid).iterator();
-    return toTaskID(TASK, tid, it);
-  }
-
-  public static TaskId toTaskID(String prefix, String s, Iterator<String> it) {
-    JobId jid = toJobID(prefix, s, it);
-    shouldHaveNext(prefix, s, it);
-    TaskId tid = RecordFactoryProvider.getRecordFactory(null).newRecordInstance(TaskId.class);
-    tid.setJobId(jid);
-    tid.setTaskType(taskType(it.next()));
-    shouldHaveNext(prefix, s, it);
-    tid.setId(Integer.parseInt(it.next()));
-    return tid;
+    return TypeConverter.toYarn(TaskID.forName(tid));
   }
 
   public static String toString(TaskAttemptId taid) {
-    return _join("attempt", taid.getTaskId().getJobId().getAppId().getClusterTimestamp(),
-                 taid.getTaskId().getJobId().getAppId().getId(), taid.getTaskId().getJobId().getId(),
-                 taskSymbol(taid.getTaskId().getTaskType()), taid.getTaskId().getId(), taid.getId());
+    return taid.toString(); 
   }
 
   public static TaskAttemptId toTaskAttemptID(String taid) {
-    Iterator<String> it = _split(taid).iterator();
-    TaskId tid = toTaskID(ATTEMPT, taid, it);
-    shouldHaveNext(ATTEMPT, taid, it);
-    TaskAttemptId taId = RecordFactoryProvider.getRecordFactory(null).newRecordInstance(TaskAttemptId.class);
-    taId.setTaskId(tid);
-    taId.setId(Integer.parseInt(it.next()));
-    return taId;
+    return TypeConverter.toYarn(TaskAttemptID.forName(taid));
   }
 
   public static String taskSymbol(TaskType type) {

Modified: hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-common/src/test/java/org/apache/hadoop/mapreduce/v2/util/TestMRApps.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-common/src/test/java/org/apache/hadoop/mapreduce/v2/util/TestMRApps.java?rev=1293742&r1=1293741&r2=1293742&view=diff
==============================================================================
--- hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-common/src/test/java/org/apache/hadoop/mapreduce/v2/util/TestMRApps.java (original)
+++ hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-common/src/test/java/org/apache/hadoop/mapreduce/v2/util/TestMRApps.java Sun Feb 26 04:57:17 2012
@@ -43,18 +43,18 @@ public class TestMRApps {
   @Test public void testJobIDtoString() {
     JobId jid = RecordFactoryProvider.getRecordFactory(null).newRecordInstance(JobId.class);
     jid.setAppId(RecordFactoryProvider.getRecordFactory(null).newRecordInstance(ApplicationId.class));
-    assertEquals("job_0_0_0", MRApps.toString(jid));
+    assertEquals("job_0_0000", MRApps.toString(jid));
   }
 
   @Test public void testToJobID() {
-    JobId jid = MRApps.toJobID("job_1_1_1");
+    JobId jid = MRApps.toJobID("job_1_1");
     assertEquals(1, jid.getAppId().getClusterTimestamp());
     assertEquals(1, jid.getAppId().getId());
-    assertEquals(1, jid.getId());
+    assertEquals(1, jid.getId()); // tests against some proto.id and not a job.id field
   }
 
-  @Test(expected=YarnException.class) public void testJobIDShort() {
-    MRApps.toJobID("job_0_0");
+  @Test(expected=IllegalArgumentException.class) public void testJobIDShort() {
+    MRApps.toJobID("job_0_0_0");
   }
 
   //TODO_get.set
@@ -68,29 +68,29 @@ public class TestMRApps {
     type = TaskType.REDUCE;
     System.err.println(type);
     System.err.println(tid.getTaskType());
-    assertEquals("task_0_0_0_m_0", MRApps.toString(tid));
+    assertEquals("task_0_0000_m_000000", MRApps.toString(tid));
     tid.setTaskType(TaskType.REDUCE);
-    assertEquals("task_0_0_0_r_0", MRApps.toString(tid));
+    assertEquals("task_0_0000_r_000000", MRApps.toString(tid));
   }
 
   @Test public void testToTaskID() {
-    TaskId tid = MRApps.toTaskID("task_1_2_3_r_4");
+    TaskId tid = MRApps.toTaskID("task_1_2_r_3");
     assertEquals(1, tid.getJobId().getAppId().getClusterTimestamp());
     assertEquals(2, tid.getJobId().getAppId().getId());
-    assertEquals(3, tid.getJobId().getId());
+    assertEquals(2, tid.getJobId().getId());
     assertEquals(TaskType.REDUCE, tid.getTaskType());
-    assertEquals(4, tid.getId());
+    assertEquals(3, tid.getId());
 
-    tid = MRApps.toTaskID("task_1_2_3_m_4");
+    tid = MRApps.toTaskID("task_1_2_m_3");
     assertEquals(TaskType.MAP, tid.getTaskType());
   }
 
-  @Test(expected=YarnException.class) public void testTaskIDShort() {
-    MRApps.toTaskID("task_0_0_0_m");
+  @Test(expected=IllegalArgumentException.class) public void testTaskIDShort() {
+    MRApps.toTaskID("task_0_0000_m");
   }
 
-  @Test(expected=YarnException.class) public void testTaskIDBadType() {
-    MRApps.toTaskID("task_0_0_0_x_0");
+  @Test(expected=IllegalArgumentException.class) public void testTaskIDBadType() {
+    MRApps.toTaskID("task_0_0000_x_000000");
   }
 
   //TODO_get.set
@@ -100,19 +100,19 @@ public class TestMRApps {
     taid.getTaskId().setTaskType(TaskType.MAP);
     taid.getTaskId().setJobId(RecordFactoryProvider.getRecordFactory(null).newRecordInstance(JobId.class));
     taid.getTaskId().getJobId().setAppId(RecordFactoryProvider.getRecordFactory(null).newRecordInstance(ApplicationId.class));
-    assertEquals("attempt_0_0_0_m_0_0", MRApps.toString(taid));
+    assertEquals("attempt_0_0000_m_000000_0", MRApps.toString(taid));
   }
 
   @Test public void testToTaskAttemptID() {
-    TaskAttemptId taid = MRApps.toTaskAttemptID("attempt_0_1_2_m_3_4");
+    TaskAttemptId taid = MRApps.toTaskAttemptID("attempt_0_1_m_2_3");
     assertEquals(0, taid.getTaskId().getJobId().getAppId().getClusterTimestamp());
     assertEquals(1, taid.getTaskId().getJobId().getAppId().getId());
-    assertEquals(2, taid.getTaskId().getJobId().getId());
-    assertEquals(3, taid.getTaskId().getId());
-    assertEquals(4, taid.getId());
+    assertEquals(1, taid.getTaskId().getJobId().getId());
+    assertEquals(2, taid.getTaskId().getId());
+    assertEquals(3, taid.getId());
   }
 
-  @Test(expected=YarnException.class) public void testTaskAttemptIDShort() {
+  @Test(expected=IllegalArgumentException.class) public void testTaskAttemptIDShort() {
     MRApps.toTaskAttemptID("attempt_0_0_0_m_0");
   }
 

Modified: hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapreduce/TaskAttemptID.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapreduce/TaskAttemptID.java?rev=1293742&r1=1293741&r2=1293742&view=diff
==============================================================================
--- hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapreduce/TaskAttemptID.java (original)
+++ hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapreduce/TaskAttemptID.java Sun Feb 26 04:57:17 2012
@@ -159,6 +159,7 @@ public class TaskAttemptID extends org.a
                                       ) throws IllegalArgumentException {
     if(str == null)
       return null;
+    String exceptionMsg = null;
     try {
       String[] parts = str.split(Character.toString(SEPARATOR));
       if(parts.length == 6) {
@@ -171,14 +172,19 @@ public class TaskAttemptID extends org.a
              Integer.parseInt(parts[2]),
              t, Integer.parseInt(parts[4]), 
              Integer.parseInt(parts[5]));  
-          } else throw new Exception();
+          } else
+            exceptionMsg = "Bad TaskType identifier. TaskAttemptId string : "
+                + str + " is not properly formed.";
         }
       }
     } catch (Exception ex) {
       //fall below
     }
-    throw new IllegalArgumentException("TaskAttemptId string : " + str 
-        + " is not properly formed");
+    if (exceptionMsg == null) {
+      exceptionMsg = "TaskAttemptId string : " + str
+          + " is not properly formed";
+    }
+    throw new IllegalArgumentException(exceptionMsg);
   }
 
 }

Modified: hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapreduce/TaskID.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapreduce/TaskID.java?rev=1293742&r1=1293741&r2=1293742&view=diff
==============================================================================
--- hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapreduce/TaskID.java (original)
+++ hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapreduce/TaskID.java Sun Feb 26 04:57:17 2012
@@ -184,6 +184,7 @@ public class TaskID extends org.apache.h
     throws IllegalArgumentException {
     if(str == null)
       return null;
+    String exceptionMsg = null;
     try {
       String[] parts = str.split("_");
       if(parts.length == 5) {
@@ -196,13 +197,17 @@ public class TaskID extends org.apache.h
                                                      Integer.parseInt(parts[2]),
                                                      t, 
                                                      Integer.parseInt(parts[4]));
-          } else throw new Exception();
+          } else
+            exceptionMsg = "Bad TaskType identifier. TaskId string : " + str
+                + " is not properly formed.";
         }
       }
     }catch (Exception ex) {//fall below
     }
-    throw new IllegalArgumentException("TaskId string : " + str 
-        + " is not properly formed");
+    if (exceptionMsg == null) {
+      exceptionMsg = "TaskId string : " + str + " is not properly formed";
+    }
+    throw new IllegalArgumentException(exceptionMsg);
   }
   /**
    * Gets the character representing the {@link TaskType}

Propchange: hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/resources/mapred-default.xml
------------------------------------------------------------------------------
--- svn:mergeinfo (original)
+++ svn:mergeinfo Sun Feb 26 04:57:17 2012
@@ -1,3 +1,3 @@
-/hadoop/common/trunk/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/resources/mapred-default.xml:1166973-1293274
+/hadoop/common/trunk/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/resources/mapred-default.xml:1166973-1293741
 /hadoop/core/branches/branch-0.19/mapred/src/java/mapred-default.xml:713112
 /hadoop/core/trunk/src/mapred/mapred-default.xml:776175-785643

Modified: hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-hs/src/main/java/org/apache/hadoop/mapreduce/v2/hs/CompletedJob.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-hs/src/main/java/org/apache/hadoop/mapreduce/v2/hs/CompletedJob.java?rev=1293742&r1=1293741&r2=1293742&view=diff
==============================================================================
--- hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-hs/src/main/java/org/apache/hadoop/mapreduce/v2/hs/CompletedJob.java (original)
+++ hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-hs/src/main/java/org/apache/hadoop/mapreduce/v2/hs/CompletedJob.java Sun Feb 26 04:57:17 2012
@@ -330,6 +330,9 @@ public class CompletedJob implements org
       boolean checkAccess(UserGroupInformation callerUGI, JobACL jobOperation) {
     Map<JobACL, AccessControlList> jobACLs = jobInfo.getJobACLs();
     AccessControlList jobACL = jobACLs.get(jobOperation);
+    if (jobACL == null) {
+      return true;
+    }
     return aclsMgr.checkAccess(callerUGI, jobOperation, 
         jobInfo.getUsername(), jobACL);
   }

Modified: hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-hs/src/test/java/org/apache/hadoop/mapreduce/v2/hs/webapp/TestHsWebServicesAttempts.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-hs/src/test/java/org/apache/hadoop/mapreduce/v2/hs/webapp/TestHsWebServicesAttempts.java?rev=1293742&r1=1293741&r2=1293742&view=diff
==============================================================================
--- hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-hs/src/test/java/org/apache/hadoop/mapreduce/v2/hs/webapp/TestHsWebServicesAttempts.java (original)
+++ hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-hs/src/test/java/org/apache/hadoop/mapreduce/v2/hs/webapp/TestHsWebServicesAttempts.java Sun Feb 26 04:57:17 2012
@@ -408,36 +408,40 @@ public class TestHsWebServicesAttempts e
   public void testTaskAttemptIdBogus() throws JSONException, Exception {
 
     testTaskAttemptIdErrorGeneric("bogusid",
-        "java.lang.Exception: Error parsing attempt ID: bogusid");
+        "java.lang.Exception: TaskAttemptId string : "
+            + "bogusid is not properly formed");
   }
 
   @Test
   public void testTaskAttemptIdNonExist() throws JSONException, Exception {
 
     testTaskAttemptIdErrorGeneric(
-        "attempt_12345_0_0_r_1_0",
-        "java.lang.Exception: Error getting info on task attempt id attempt_12345_0_0_r_1_0");
+        "attempt_0_1234_m_000000_0",
+        "java.lang.Exception: Error getting info on task attempt id attempt_0_1234_m_000000_0");
   }
 
   @Test
   public void testTaskAttemptIdInvalid() throws JSONException, Exception {
 
-    testTaskAttemptIdErrorGeneric("attempt_12345_0_0_d_1_0",
-        "java.lang.Exception: Unknown task symbol: d");
+    testTaskAttemptIdErrorGeneric("attempt_0_1234_d_000000_0",
+        "java.lang.Exception: Bad TaskType identifier. TaskAttemptId string : "
+            + "attempt_0_1234_d_000000_0 is not properly formed.");
   }
 
   @Test
   public void testTaskAttemptIdInvalid2() throws JSONException, Exception {
 
-    testTaskAttemptIdErrorGeneric("attempt_12345_0_r_1_0",
-        "java.lang.Exception: For input string: \"r\"");
+    testTaskAttemptIdErrorGeneric("attempt_1234_m_000000_0",
+        "java.lang.Exception: TaskAttemptId string : "
+            + "attempt_1234_m_000000_0 is not properly formed");
   }
 
   @Test
   public void testTaskAttemptIdInvalid3() throws JSONException, Exception {
 
-    testTaskAttemptIdErrorGeneric("attempt_12345_0_0_r_1",
-        "java.lang.Exception: Error parsing attempt ID: attempt_12345_0_0_r_1");
+    testTaskAttemptIdErrorGeneric("attempt_0_1234_m_000000",
+        "java.lang.Exception: TaskAttemptId string : "
+            + "attempt_0_1234_m_000000 is not properly formed");
   }
 
   private void testTaskAttemptIdErrorGeneric(String attid, String error)

Modified: hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-hs/src/test/java/org/apache/hadoop/mapreduce/v2/hs/webapp/TestHsWebServicesJobs.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-hs/src/test/java/org/apache/hadoop/mapreduce/v2/hs/webapp/TestHsWebServicesJobs.java?rev=1293742&r1=1293741&r2=1293742&view=diff
==============================================================================
--- hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-hs/src/test/java/org/apache/hadoop/mapreduce/v2/hs/webapp/TestHsWebServicesJobs.java (original)
+++ hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-hs/src/test/java/org/apache/hadoop/mapreduce/v2/hs/webapp/TestHsWebServicesJobs.java Sun Feb 26 04:57:17 2012
@@ -367,7 +367,7 @@ public class TestHsWebServicesJobs exten
 
     try {
       r.path("ws").path("v1").path("history").path("mapreduce").path("jobs")
-          .path("job_1234_1_2").get(JSONObject.class);
+          .path("job_0_1234").get(JSONObject.class);
       fail("should have thrown exception on invalid uri");
     } catch (UniformInterfaceException ue) {
       ClientResponse response = ue.getResponse();
@@ -380,7 +380,7 @@ public class TestHsWebServicesJobs exten
       String type = exception.getString("exception");
       String classname = exception.getString("javaClassName");
       WebServicesTestUtils.checkStringMatch("exception message",
-          "java.lang.Exception: job, job_1234_1_2, is not found", message);
+          "java.lang.Exception: job, job_0_1234, is not found", message);
       WebServicesTestUtils.checkStringMatch("exception type",
           "NotFoundException", type);
       WebServicesTestUtils.checkStringMatch("exception classname",
@@ -399,7 +399,7 @@ public class TestHsWebServicesJobs exten
       fail("should have thrown exception on invalid uri");
     } catch (UniformInterfaceException ue) {
       ClientResponse response = ue.getResponse();
-      assertEquals(Status.BAD_REQUEST, response.getClientResponseStatus());
+      assertEquals(Status.NOT_FOUND, response.getClientResponseStatus());
       assertEquals(MediaType.APPLICATION_JSON_TYPE, response.getType());
       JSONObject msg = response.getEntity(JSONObject.class);
       JSONObject exception = msg.getJSONObject("RemoteException");
@@ -423,7 +423,7 @@ public class TestHsWebServicesJobs exten
       fail("should have thrown exception on invalid uri");
     } catch (UniformInterfaceException ue) {
       ClientResponse response = ue.getResponse();
-      assertEquals(Status.BAD_REQUEST, response.getClientResponseStatus());
+      assertEquals(Status.NOT_FOUND, response.getClientResponseStatus());
       assertEquals(MediaType.APPLICATION_JSON_TYPE, response.getType());
       JSONObject msg = response.getEntity(JSONObject.class);
       JSONObject exception = msg.getJSONObject("RemoteException");
@@ -447,7 +447,7 @@ public class TestHsWebServicesJobs exten
       fail("should have thrown exception on invalid uri");
     } catch (UniformInterfaceException ue) {
       ClientResponse response = ue.getResponse();
-      assertEquals(Status.BAD_REQUEST, response.getClientResponseStatus());
+      assertEquals(Status.NOT_FOUND, response.getClientResponseStatus());
       assertEquals(MediaType.APPLICATION_XML_TYPE, response.getType());
       String msg = response.getEntity(String.class);
       System.out.println(msg);
@@ -468,11 +468,12 @@ public class TestHsWebServicesJobs exten
 
   private void verifyJobIdInvalid(String message, String type, String classname) {
     WebServicesTestUtils.checkStringMatch("exception message",
-        "For input string: \"foo\"", message);
+        "java.lang.Exception: JobId string : job_foo is not properly formed",
+        message);
     WebServicesTestUtils.checkStringMatch("exception type",
-        "NumberFormatException", type);
+        "NotFoundException", type);
     WebServicesTestUtils.checkStringMatch("exception classname",
-        "java.lang.NumberFormatException", classname);
+        "org.apache.hadoop.yarn.webapp.NotFoundException", classname);
   }
 
   @Test
@@ -494,7 +495,8 @@ public class TestHsWebServicesJobs exten
       String type = exception.getString("exception");
       String classname = exception.getString("javaClassName");
       WebServicesTestUtils.checkStringMatch("exception message",
-          "java.lang.Exception: Error parsing job ID: bogusfoo", message);
+          "java.lang.Exception: JobId string : "
+              + "bogusfoo is not properly formed", message);
       WebServicesTestUtils.checkStringMatch("exception type",
           "NotFoundException", type);
       WebServicesTestUtils.checkStringMatch("exception classname",

Modified: hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-hs/src/test/java/org/apache/hadoop/mapreduce/v2/hs/webapp/TestHsWebServicesJobsQuery.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-hs/src/test/java/org/apache/hadoop/mapreduce/v2/hs/webapp/TestHsWebServicesJobsQuery.java?rev=1293742&r1=1293741&r2=1293742&view=diff
==============================================================================
--- hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-hs/src/test/java/org/apache/hadoop/mapreduce/v2/hs/webapp/TestHsWebServicesJobsQuery.java (original)
+++ hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-hs/src/test/java/org/apache/hadoop/mapreduce/v2/hs/webapp/TestHsWebServicesJobsQuery.java Sun Feb 26 04:57:17 2012
@@ -72,30 +72,26 @@ public class TestHsWebServicesJobsQuery 
   private static HsWebApp webApp;
 
   static class TestAppContext implements AppContext {
-    final ApplicationAttemptId appAttemptID;
-    final ApplicationId appID;
     final String user = MockJobs.newUserName();
     final Map<JobId, Job> jobs;
     final long startTime = System.currentTimeMillis();
 
-    TestAppContext(int appid, int numJobs, int numTasks, int numAttempts) {
-      appID = MockJobs.newAppID(appid);
-      appAttemptID = MockJobs.newAppAttemptID(appID, 0);
-      jobs = MockJobs.newJobs(appID, numJobs, numTasks, numAttempts);
+    TestAppContext(int numJobs, int numTasks, int numAttempts) {
+      jobs = MockJobs.newJobs(numJobs, numTasks, numAttempts);
     }
 
     TestAppContext() {
-      this(0, 3, 2, 1);
+      this(3, 2, 1);
     }
 
     @Override
     public ApplicationAttemptId getApplicationAttemptId() {
-      return appAttemptID;
+      return null;
     }
 
     @Override
     public ApplicationId getApplicationID() {
-      return appID;
+      return null;
     }
 
     @Override

Modified: hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-hs/src/test/java/org/apache/hadoop/mapreduce/v2/hs/webapp/TestHsWebServicesTasks.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-hs/src/test/java/org/apache/hadoop/mapreduce/v2/hs/webapp/TestHsWebServicesTasks.java?rev=1293742&r1=1293741&r2=1293742&view=diff
==============================================================================
--- hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-hs/src/test/java/org/apache/hadoop/mapreduce/v2/hs/webapp/TestHsWebServicesTasks.java (original)
+++ hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-hs/src/test/java/org/apache/hadoop/mapreduce/v2/hs/webapp/TestHsWebServicesTasks.java Sun Feb 26 04:57:17 2012
@@ -435,7 +435,8 @@ public class TestHsWebServicesTasks exte
         String type = exception.getString("exception");
         String classname = exception.getString("javaClassName");
         WebServicesTestUtils.checkStringMatch("exception message",
-            "java.lang.Exception: Error parsing task ID: bogustaskid", message);
+            "java.lang.Exception: TaskId string : "
+                + "bogustaskid is not properly formed", message);
         WebServicesTestUtils.checkStringMatch("exception type",
             "NotFoundException", type);
         WebServicesTestUtils.checkStringMatch("exception classname",
@@ -450,7 +451,7 @@ public class TestHsWebServicesTasks exte
     Map<JobId, Job> jobsMap = appContext.getAllJobs();
     for (JobId id : jobsMap.keySet()) {
       String jobId = MRApps.toString(id);
-      String tid = "task_1234_0_0_m_0";
+      String tid = "task_0_0000_m_000000";
       try {
         r.path("ws").path("v1").path("history").path("mapreduce").path("jobs")
             .path(jobId).path("tasks").path(tid).get(JSONObject.class);
@@ -466,7 +467,7 @@ public class TestHsWebServicesTasks exte
         String type = exception.getString("exception");
         String classname = exception.getString("javaClassName");
         WebServicesTestUtils.checkStringMatch("exception message",
-            "java.lang.Exception: task not found with id task_1234_0_0_m_0",
+            "java.lang.Exception: task not found with id task_0_0000_m_000000",
             message);
         WebServicesTestUtils.checkStringMatch("exception type",
             "NotFoundException", type);
@@ -482,7 +483,7 @@ public class TestHsWebServicesTasks exte
     Map<JobId, Job> jobsMap = appContext.getAllJobs();
     for (JobId id : jobsMap.keySet()) {
       String jobId = MRApps.toString(id);
-      String tid = "task_1234_0_0_d_0";
+      String tid = "task_0_0000_d_000000";
       try {
         r.path("ws").path("v1").path("history").path("mapreduce").path("jobs")
             .path(jobId).path("tasks").path(tid).get(JSONObject.class);
@@ -498,7 +499,8 @@ public class TestHsWebServicesTasks exte
         String type = exception.getString("exception");
         String classname = exception.getString("javaClassName");
         WebServicesTestUtils.checkStringMatch("exception message",
-            "java.lang.Exception: Unknown task symbol: d", message);
+            "java.lang.Exception: Bad TaskType identifier. TaskId string : "
+                + "task_0_0000_d_000000 is not properly formed.", message);
         WebServicesTestUtils.checkStringMatch("exception type",
             "NotFoundException", type);
         WebServicesTestUtils.checkStringMatch("exception classname",
@@ -513,7 +515,7 @@ public class TestHsWebServicesTasks exte
     Map<JobId, Job> jobsMap = appContext.getAllJobs();
     for (JobId id : jobsMap.keySet()) {
       String jobId = MRApps.toString(id);
-      String tid = "task_1234_0_m_0";
+      String tid = "task_0000_m_000000";
       try {
         r.path("ws").path("v1").path("history").path("mapreduce").path("jobs")
             .path(jobId).path("tasks").path(tid).get(JSONObject.class);
@@ -529,7 +531,8 @@ public class TestHsWebServicesTasks exte
         String type = exception.getString("exception");
         String classname = exception.getString("javaClassName");
         WebServicesTestUtils.checkStringMatch("exception message",
-            "java.lang.Exception: For input string: \"m\"", message);
+            "java.lang.Exception: TaskId string : "
+                + "task_0000_m_000000 is not properly formed", message);
         WebServicesTestUtils.checkStringMatch("exception type",
             "NotFoundException", type);
         WebServicesTestUtils.checkStringMatch("exception classname",
@@ -544,7 +547,7 @@ public class TestHsWebServicesTasks exte
     Map<JobId, Job> jobsMap = appContext.getAllJobs();
     for (JobId id : jobsMap.keySet()) {
       String jobId = MRApps.toString(id);
-      String tid = "task_1234_0_0_m";
+      String tid = "task_0_0000_m";
       try {
         r.path("ws").path("v1").path("history").path("mapreduce").path("jobs")
             .path(jobId).path("tasks").path(tid).get(JSONObject.class);
@@ -560,8 +563,8 @@ public class TestHsWebServicesTasks exte
         String type = exception.getString("exception");
         String classname = exception.getString("javaClassName");
         WebServicesTestUtils.checkStringMatch("exception message",
-            "java.lang.Exception: Error parsing task ID: task_1234_0_0_m",
-            message);
+            "java.lang.Exception: TaskId string : "
+                + "task_0_0000_m is not properly formed", message);
         WebServicesTestUtils.checkStringMatch("exception type",
             "NotFoundException", type);
         WebServicesTestUtils.checkStringMatch("exception classname",

Modified: hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-yarn/bin/yarn
URL: http://svn.apache.org/viewvc/hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-yarn/bin/yarn?rev=1293742&r1=1293741&r2=1293742&view=diff
==============================================================================
--- hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-yarn/bin/yarn (original)
+++ hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-yarn/bin/yarn Sun Feb 26 04:57:17 2012
@@ -221,6 +221,5 @@ if [ "x$JAVA_LIBRARY_PATH" != "x" ]; the
   YARN_OPTS="$YARN_OPTS -Djava.library.path=$JAVA_LIBRARY_PATH"
 fi  
 
-echo "$JAVA" -Dproc_$COMMAND $JAVA_HEAP_MAX $YARN_OPTS -classpath "$CLASSPATH" $CLASS "$@"
 exec "$JAVA" -Dproc_$COMMAND $JAVA_HEAP_MAX $YARN_OPTS -classpath "$CLASSPATH" $CLASS "$@"
 fi

Modified: hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/ResourceTrackerService.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/ResourceTrackerService.java?rev=1293742&r1=1293741&r2=1293742&view=diff
==============================================================================
--- hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/ResourceTrackerService.java (original)
+++ hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/ResourceTrackerService.java Sun Feb 26 04:57:17 2012
@@ -51,6 +51,7 @@ import org.apache.hadoop.yarn.server.res
 import org.apache.hadoop.yarn.server.resourcemanager.rmnode.RMNodeEvent;
 import org.apache.hadoop.yarn.server.resourcemanager.rmnode.RMNodeEventType;
 import org.apache.hadoop.yarn.server.resourcemanager.rmnode.RMNodeImpl;
+import org.apache.hadoop.yarn.server.resourcemanager.rmnode.RMNodeReconnectEvent;
 import org.apache.hadoop.yarn.server.resourcemanager.rmnode.RMNodeStatusEvent;
 import org.apache.hadoop.yarn.server.resourcemanager.security.authorize.RMPolicyProvider;
 import org.apache.hadoop.yarn.server.security.ContainerTokenSecretManager;
@@ -177,17 +178,17 @@ public class ResourceTrackerService exte
     RMNode rmNode = new RMNodeImpl(nodeId, rmContext, host, cmPort, httpPort,
         resolve(host), capability);
 
-    if (this.rmContext.getRMNodes().putIfAbsent(nodeId, rmNode) != null) {
-      LOG.info("Duplicate registration from the node at: " + host
-          + ", Sending SHUTDOWN Signal to the NodeManager");
-      regResponse.setNodeAction(NodeAction.SHUTDOWN);
-      response.setRegistrationResponse(regResponse);
-      return response;
+    RMNode oldNode = this.rmContext.getRMNodes().putIfAbsent(nodeId, rmNode);
+    if (oldNode == null) {
+      this.rmContext.getDispatcher().getEventHandler().handle(
+          new RMNodeEvent(nodeId, RMNodeEventType.STARTED));
+    } else {
+      LOG.info("Reconnect from the node at: " + host);
+      this.nmLivelinessMonitor.unregister(nodeId);
+      this.rmContext.getDispatcher().getEventHandler().handle(
+          new RMNodeReconnectEvent(nodeId, rmNode));
     }
 
-    this.rmContext.getDispatcher().getEventHandler().handle(
-        new RMNodeEvent(nodeId, RMNodeEventType.STARTED));
-
     this.nmLivelinessMonitor.register(nodeId);
 
     LOG.info("NodeManager from node " + host + "(cmPort: " + cmPort

Modified: hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/rmnode/RMNodeEventType.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/rmnode/RMNodeEventType.java?rev=1293742&r1=1293741&r2=1293742&view=diff
==============================================================================
--- hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/rmnode/RMNodeEventType.java (original)
+++ hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/rmnode/RMNodeEventType.java Sun Feb 26 04:57:17 2012
@@ -28,6 +28,7 @@ public enum RMNodeEventType {
   // ResourceTrackerService
   STATUS_UPDATE,
   REBOOTING,
+  RECONNECTED,
 
   // Source: Application
   CLEANUP_APP,

Modified: hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/rmnode/RMNodeImpl.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/rmnode/RMNodeImpl.java?rev=1293742&r1=1293741&r2=1293742&view=diff
==============================================================================
--- hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/rmnode/RMNodeImpl.java (original)
+++ hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/rmnode/RMNodeImpl.java Sun Feb 26 04:57:17 2012
@@ -110,9 +110,11 @@ public class RMNodeImpl implements RMNod
                                            RMNodeEventType,
                                            RMNodeEvent>(RMNodeState.NEW)
   
-     //Transitions from RUNNING state
+     //Transitions from NEW state
      .addTransition(RMNodeState.NEW, RMNodeState.RUNNING, 
          RMNodeEventType.STARTED, new AddNodeTransition())
+
+     //Transitions from RUNNING state
      .addTransition(RMNodeState.RUNNING, 
          EnumSet.of(RMNodeState.RUNNING, RMNodeState.UNHEALTHY),
          RMNodeEventType.STATUS_UPDATE, new StatusUpdateWhenHealthyTransition())
@@ -129,11 +131,15 @@ public class RMNodeImpl implements RMNod
          RMNodeEventType.CLEANUP_APP, new CleanUpAppTransition())
      .addTransition(RMNodeState.RUNNING, RMNodeState.RUNNING,
          RMNodeEventType.CLEANUP_CONTAINER, new CleanUpContainerTransition())
+     .addTransition(RMNodeState.RUNNING, RMNodeState.RUNNING,
+         RMNodeEventType.RECONNECTED, new ReconnectNodeTransition())
 
      //Transitions from UNHEALTHY state
      .addTransition(RMNodeState.UNHEALTHY, 
          EnumSet.of(RMNodeState.UNHEALTHY, RMNodeState.RUNNING),
          RMNodeEventType.STATUS_UPDATE, new StatusUpdateWhenUnHealthyTransition())
+     .addTransition(RMNodeState.UNHEALTHY, RMNodeState.UNHEALTHY,
+         RMNodeEventType.RECONNECTED, new ReconnectNodeTransition())
          
      // create the topology tables
      .installTopology(); 
@@ -372,6 +378,39 @@ public class RMNodeImpl implements RMNod
     }
   }
   
+  public static class ReconnectNodeTransition implements
+      SingleArcTransition<RMNodeImpl, RMNodeEvent> {
+
+    @Override
+    public void transition(RMNodeImpl rmNode, RMNodeEvent event) {
+      // Kill containers since node is rejoining.
+      rmNode.context.getDispatcher().getEventHandler().handle(
+          new NodeRemovedSchedulerEvent(rmNode));
+
+      RMNode newNode = ((RMNodeReconnectEvent)event).getReconnectedNode();
+      if (rmNode.getTotalCapability().equals(newNode.getTotalCapability())
+          && rmNode.getHttpPort() == newNode.getHttpPort()) {
+        // Reset heartbeat ID since node just restarted.
+        rmNode.getLastHeartBeatResponse().setResponseId(0);
+        rmNode.context.getDispatcher().getEventHandler().handle(
+            new NodeAddedSchedulerEvent(rmNode));
+      } else {
+        // Reconnected node differs, so replace old node and start new node
+        switch (rmNode.getState()) {
+        case RUNNING:
+          ClusterMetrics.getMetrics().decrNumActiveNodes();
+          break;
+        case UNHEALTHY:
+          ClusterMetrics.getMetrics().decrNumUnhealthyNMs();
+          break;
+        }
+        rmNode.context.getRMNodes().put(newNode.getNodeID(), newNode);
+        rmNode.context.getDispatcher().getEventHandler().handle(
+            new RMNodeEvent(newNode.getNodeID(), RMNodeEventType.STARTED));
+      }
+    }
+  }
+
   public static class CleanUpAppTransition
     implements SingleArcTransition<RMNodeImpl, RMNodeEvent> {
 

Modified: hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/CapacityScheduler.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/CapacityScheduler.java?rev=1293742&r1=1293741&r2=1293742&view=diff
==============================================================================
--- hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/CapacityScheduler.java (original)
+++ hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/CapacityScheduler.java Sun Feb 26 04:57:17 2012
@@ -666,7 +666,10 @@ implements ResourceScheduler, CapacitySc
 
   private synchronized void removeNode(RMNode nodeInfo) {
     SchedulerNode node = this.nodes.get(nodeInfo.getNodeID());
-    Resources.subtractFrom(clusterResource, nodeInfo.getTotalCapability());
+    if (node == null) {
+      return;
+    }
+    Resources.subtractFrom(clusterResource, node.getRMNode().getTotalCapability());
     root.updateClusterResource(clusterResource);
     --numNodeManagers;
 

Modified: hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fifo/FifoScheduler.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fifo/FifoScheduler.java?rev=1293742&r1=1293741&r2=1293742&view=diff
==============================================================================
--- hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fifo/FifoScheduler.java (original)
+++ hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fifo/FifoScheduler.java Sun Feb 26 04:57:17 2012
@@ -731,6 +731,9 @@ public class FifoScheduler implements Re
 
   private synchronized void removeNode(RMNode nodeInfo) {
     SchedulerNode node = getNode(nodeInfo.getNodeID());
+    if (node == null) {
+      return;
+    }
     // Kill running containers
     for(RMContainer container : node.getRunningContainers()) {
       containerCompleted(container, 
@@ -744,7 +747,7 @@ public class FifoScheduler implements Re
     this.nodes.remove(nodeInfo.getNodeID());
     
     // Update cluster metrics
-    Resources.subtractFrom(clusterResource, nodeInfo.getTotalCapability());
+    Resources.subtractFrom(clusterResource, node.getRMNode().getTotalCapability());
   }
 
   @Override

Modified: hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/MockNodes.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/MockNodes.java?rev=1293742&r1=1293741&r2=1293742&view=diff
==============================================================================
--- hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/MockNodes.java (original)
+++ hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/MockNodes.java Sun Feb 26 04:57:17 2012
@@ -19,23 +19,18 @@
 package org.apache.hadoop.yarn.server.resourcemanager;
 
 import java.util.List;
-import java.util.Map;
 
 import org.apache.hadoop.net.Node;
 import org.apache.hadoop.yarn.api.records.ApplicationId;
-import org.apache.hadoop.yarn.api.records.Container;
 import org.apache.hadoop.yarn.api.records.ContainerId;
 import org.apache.hadoop.yarn.api.records.NodeHealthStatus;
 import org.apache.hadoop.yarn.api.records.NodeId;
-import org.apache.hadoop.yarn.api.records.Priority;
 import org.apache.hadoop.yarn.api.records.Resource;
 import org.apache.hadoop.yarn.factories.RecordFactory;
 import org.apache.hadoop.yarn.factory.providers.RecordFactoryProvider;
 import org.apache.hadoop.yarn.server.api.records.HeartbeatResponse;
 import org.apache.hadoop.yarn.server.resourcemanager.rmnode.RMNode;
 import org.apache.hadoop.yarn.server.resourcemanager.rmnode.RMNodeState;
-import org.apache.hadoop.yarn.server.resourcemanager.scheduler.AppSchedulingInfo;
-import org.apache.hadoop.yarn.server.resourcemanager.scheduler.NodeResponse;
 
 import com.google.common.collect.Lists;
 
@@ -195,8 +190,12 @@ public class MockNodes {
   };
 
   private static RMNode buildRMNode(int rack, final Resource perNode, RMNodeState state, String httpAddr) {
+    return buildRMNode(rack, perNode, state, httpAddr, NODE_ID++);
+  }
+
+  private static RMNode buildRMNode(int rack, final Resource perNode, RMNodeState state, String httpAddr, int hostnum) {
     final String rackName = "rack"+ rack;
-    final int nid = NODE_ID++;
+    final int nid = hostnum;
     final String hostName = "host"+ nid;
     final int port = 123;
     final NodeId nodeID = newNodeID(hostName, port);
@@ -219,4 +218,8 @@ public class MockNodes {
   public static RMNode newNodeInfo(int rack, final Resource perNode) {
     return buildRMNode(rack, perNode, RMNodeState.RUNNING, "localhost:0");
   }
+
+  public static RMNode newNodeInfo(int rack, final Resource perNode, int hostnum) {
+    return buildRMNode(rack, perNode, null, "localhost:0", hostnum);
+  }
 }

Modified: hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/TestFifoScheduler.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/TestFifoScheduler.java?rev=1293742&r1=1293741&r2=1293742&view=diff
==============================================================================
--- hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/TestFifoScheduler.java (original)
+++ hadoop/common/branches/HDFS-1623/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/TestFifoScheduler.java Sun Feb 26 04:57:17 2012
@@ -18,6 +18,7 @@
 
 package org.apache.hadoop.yarn.server.resourcemanager;
 
+import java.util.ArrayList;
 import java.util.List;
 
 import junit.framework.Assert;
@@ -27,10 +28,17 @@ import org.apache.commons.logging.LogFac
 import org.apache.hadoop.yarn.api.records.AMResponse;
 import org.apache.hadoop.yarn.api.records.Container;
 import org.apache.hadoop.yarn.api.records.ContainerState;
+import org.apache.hadoop.yarn.api.records.ContainerStatus;
 import org.apache.hadoop.yarn.conf.YarnConfiguration;
 import org.apache.hadoop.yarn.server.resourcemanager.rmapp.RMApp;
 import org.apache.hadoop.yarn.server.resourcemanager.rmapp.attempt.RMAppAttempt;
+import org.apache.hadoop.yarn.server.resourcemanager.rmnode.RMNode;
 import org.apache.hadoop.yarn.server.resourcemanager.scheduler.SchedulerNodeReport;
+import org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacitySchedulerConfiguration;
+import org.apache.hadoop.yarn.server.resourcemanager.scheduler.event.NodeAddedSchedulerEvent;
+import org.apache.hadoop.yarn.server.resourcemanager.scheduler.event.NodeRemovedSchedulerEvent;
+import org.apache.hadoop.yarn.server.resourcemanager.scheduler.event.NodeUpdateSchedulerEvent;
+import org.apache.hadoop.yarn.server.resourcemanager.scheduler.fifo.FifoScheduler;
 import org.apache.log4j.Level;
 import org.apache.log4j.LogManager;
 import org.apache.log4j.Logger;
@@ -167,10 +175,37 @@ public class TestFifoScheduler {
     testMinimumAllocation(conf);
   }
 
+  @Test
+  public void testReconnectedNode() throws Exception {
+    CapacitySchedulerConfiguration conf = new CapacitySchedulerConfiguration();
+    conf.setQueues("default", new String[] {"default"});
+    conf.setCapacity("default", 100);
+    FifoScheduler fs = new FifoScheduler();
+    fs.reinitialize(conf, null, null);
+
+    RMNode n1 = MockNodes.newNodeInfo(0, MockNodes.newResource(4 * GB), 1);
+    RMNode n2 = MockNodes.newNodeInfo(0, MockNodes.newResource(2 * GB), 2);
+
+    fs.handle(new NodeAddedSchedulerEvent(n1));
+    fs.handle(new NodeAddedSchedulerEvent(n2));
+    List<ContainerStatus> emptyList = new ArrayList<ContainerStatus>();
+    fs.handle(new NodeUpdateSchedulerEvent(n1, emptyList, emptyList));
+    Assert.assertEquals(6 * GB, fs.getRootQueueMetrics().getAvailableMB());
+
+    // reconnect n1 with downgraded memory
+    n1 = MockNodes.newNodeInfo(0, MockNodes.newResource(2 * GB), 1);
+    fs.handle(new NodeRemovedSchedulerEvent(n1));
+    fs.handle(new NodeAddedSchedulerEvent(n1));
+    fs.handle(new NodeUpdateSchedulerEvent(n1, emptyList, emptyList));
+
+    Assert.assertEquals(4 * GB, fs.getRootQueueMetrics().getAvailableMB());
+  }
+
   public static void main(String[] args) throws Exception {
     TestFifoScheduler t = new TestFifoScheduler();
     t.test();
     t.testDefaultMinimumAllocation();
     t.testNonDefaultMinimumAllocation();
+    t.testReconnectedNode();
   }
 }