From 7decba83ef541b1f89745ad040c6137d24b187b0 Mon Sep 17 00:00:00 2001
From: Xuan <xgong@apache.org>
Date: Mon, 7 Dec 2015 12:24:55 -0800
Subject: [PATCH] YARN-4392. ApplicationCreatedEvent event time resets after RM
 restart/failover. Contributed by Naganarasimha G R and Xuan Gong

(cherry picked from commit 4546c7582b6762c18ba150d80a8976eb51a8290c)
---
 hadoop-yarn-project/CHANGES.txt               |  3 +++
 .../server/resourcemanager/RMAppManager.java  |  1 -
 .../resourcemanager/rmapp/RMAppImpl.java      | 14 ++++++++---
 .../server/resourcemanager/TestRMRestart.java | 25 ++++++++++++++++---
 .../rmapp/TestRMAppTransitions.java           |  4 +--
 5 files changed, 37 insertions(+), 10 deletions(-)

diff --git a/hadoop-yarn-project/CHANGES.txt b/hadoop-yarn-project/CHANGES.txt
index 1851776a70a..381ab7f7b89 100644
--- a/hadoop-yarn-project/CHANGES.txt
+++ b/hadoop-yarn-project/CHANGES.txt
@@ -1051,6 +1051,9 @@ Release 2.8.0 - UNRELEASED
     YARN-4408. Fix issue that NodeManager reports negative running containers. 
     (Robert Kanter via junping_du)
 
+    YARN-4392. ApplicationCreatedEvent event time resets after RM restart/failover.
+    (Naganarasimha G R and Xuan Gong via xgong)
+
 Release 2.7.3 - UNRELEASED
 
   INCOMPATIBLE CHANGES
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/RMAppManager.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/RMAppManager.java
index c9ea1b87283..711a7a7c0ab 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/RMAppManager.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/RMAppManager.java
@@ -26,7 +26,6 @@ import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
 import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.io.DataInputByteBuffer;
-import org.apache.hadoop.ipc.CallerContext;
 import org.apache.hadoop.security.Credentials;
 import org.apache.hadoop.security.UserGroupInformation;
 import org.apache.hadoop.util.StringUtils;
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/rmapp/RMAppImpl.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/rmapp/RMAppImpl.java
index 92208496de3..8baddeed780 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/rmapp/RMAppImpl.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/rmapp/RMAppImpl.java
@@ -444,9 +444,6 @@ public class RMAppImpl implements RMApp, Recoverable {
 
     this.callerContext = CallerContext.getCurrent();
 
-    rmContext.getRMApplicationHistoryWriter().applicationStarted(this);
-    rmContext.getSystemMetricsPublisher().appCreated(this, startTime);
-
     long localLogAggregationStatusTimeout =
         conf.getLong(YarnConfiguration.LOG_AGGREGATION_STATUS_TIME_OUT_MS,
           YarnConfiguration.DEFAULT_LOG_AGGREGATION_STATUS_TIME_OUT_MS);
@@ -813,6 +810,9 @@ public class RMAppImpl implements RMApp, Recoverable {
     this.startTime = appState.getStartTime();
     this.callerContext = appState.getCallerContext();
 
+    // send the ATS create Event
+    sendATSCreateEvent(this, this.startTime);
+
     for(int i=0; i<appState.getAttemptCount(); ++i) {
       // create attempt
       createNewAttempt();
@@ -1084,6 +1084,9 @@ public class RMAppImpl implements RMApp, Recoverable {
       // communication
       LOG.info("Storing application with id " + app.applicationId);
       app.rmContext.getStateStore().storeNewApplication(app);
+
+      // send the ATS create Event
+      app.sendATSCreateEvent(app, app.startTime);
     }
   }
 
@@ -1734,4 +1737,9 @@ public class RMAppImpl implements RMApp, Recoverable {
   public CallerContext getCallerContext() {
     return callerContext;
   }
+
+  private void sendATSCreateEvent(RMApp app, long startTime) {
+    rmContext.getRMApplicationHistoryWriter().applicationStarted(app);
+    rmContext.getSystemMetricsPublisher().appCreated(app, startTime);
+  }
 }
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/TestRMRestart.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/TestRMRestart.java
index cd84208ee26..d2b8eeec710 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/TestRMRestart.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/TestRMRestart.java
@@ -18,15 +18,15 @@
 
 package org.apache.hadoop.yarn.server.resourcemanager;
 
+import static org.mockito.Matchers.any;
+import static org.mockito.Matchers.anyLong;
 import static org.mockito.Matchers.isA;
 import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.spy;
 import static org.mockito.Mockito.timeout;
-import static org.mockito.Mockito.times;
 import static org.mockito.Mockito.verify;
 import static org.mockito.Mockito.when;
 
-import com.google.common.base.Supplier;
 import java.io.File;
 import java.io.FileOutputStream;
 import java.io.IOException;
@@ -87,6 +87,7 @@ import org.apache.hadoop.yarn.security.client.RMDelegationTokenIdentifier;
 import org.apache.hadoop.yarn.server.api.protocolrecords.NMContainerStatus;
 import org.apache.hadoop.yarn.server.api.protocolrecords.NodeHeartbeatResponse;
 import org.apache.hadoop.yarn.server.api.records.NodeAction;
+import org.apache.hadoop.yarn.server.resourcemanager.metrics.SystemMetricsPublisher;
 import org.apache.hadoop.yarn.server.resourcemanager.nodelabels.RMNodeLabelsManager;
 import org.apache.hadoop.yarn.server.resourcemanager.recovery.MemoryRMStateStore;
 import org.apache.hadoop.yarn.server.resourcemanager.recovery.RMStateStore;
@@ -113,7 +114,9 @@ import org.junit.After;
 import org.junit.Assert;
 import org.junit.Before;
 import org.junit.Test;
+import org.mockito.Mockito;
 
+import com.google.common.base.Supplier;
 import com.google.common.collect.ImmutableMap;
 import com.google.common.collect.Sets;
 
@@ -896,7 +899,13 @@ public class TestRMRestart extends ParameterizedSchedulerTestBase {
     memStore.init(conf);
 
     // start RM
-    MockRM rm1 = createMockRM(conf, memStore);
+    MockRM rm1 = new MockRM(conf, memStore) {
+      @Override
+      protected SystemMetricsPublisher createSystemMetricsPublisher() {
+        return spy(super.createSystemMetricsPublisher());
+      }
+    };
+    rms.add(rm1);
     rm1.start();
     MockNM nm1 =
         new MockNM("127.0.0.1:1234", 15120, rm1.getResourceTrackerService());
@@ -925,6 +934,8 @@ public class TestRMRestart extends ParameterizedSchedulerTestBase {
     rm1.waitForState(app2.getApplicationId(), RMAppState.KILLED);
     rm1.waitForState(am2.getApplicationAttemptId(), RMAppAttemptState.KILLED);
 
+    verify(rm1.getRMContext().getSystemMetricsPublisher(),Mockito.times(3))
+    .appCreated(any(RMApp.class), anyLong());
     // restart rm
 
     MockRM rm2 = new MockRM(conf, memStore) {
@@ -932,10 +943,18 @@ public class TestRMRestart extends ParameterizedSchedulerTestBase {
       protected RMAppManager createRMAppManager() {
         return spy(super.createRMAppManager());
       }
+
+      @Override
+      protected SystemMetricsPublisher createSystemMetricsPublisher() {
+        return spy(super.createSystemMetricsPublisher());
+      }
     };
     rms.add(rm2);
     rm2.start();
 
+    verify(rm2.getRMContext().getSystemMetricsPublisher(),Mockito.times(3))
+        .appCreated(any(RMApp.class), anyLong());
+
     GetApplicationsRequest request1 =
         GetApplicationsRequest.newInstance(EnumSet.of(
           YarnApplicationState.FINISHED, YarnApplicationState.KILLED,
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/rmapp/TestRMAppTransitions.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/rmapp/TestRMAppTransitions.java
index 280294f1c7a..d9f452a0159 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/rmapp/TestRMAppTransitions.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/rmapp/TestRMAppTransitions.java
@@ -18,7 +18,6 @@
 
 package org.apache.hadoop.yarn.server.resourcemanager.rmapp;
 
-import org.apache.hadoop.yarn.server.resourcemanager.recovery.records.ApplicationStateData;
 import static org.mockito.Matchers.any;
 import static org.mockito.Matchers.anyLong;
 import static org.mockito.Mockito.doReturn;
@@ -64,6 +63,7 @@ import org.apache.hadoop.yarn.server.resourcemanager.ahs.RMApplicationHistoryWri
 import org.apache.hadoop.yarn.server.resourcemanager.metrics.SystemMetricsPublisher;
 import org.apache.hadoop.yarn.server.resourcemanager.recovery.RMStateStore;
 import org.apache.hadoop.yarn.server.resourcemanager.recovery.RMStateStore.RMState;
+import org.apache.hadoop.yarn.server.resourcemanager.recovery.records.ApplicationStateData;
 import org.apache.hadoop.yarn.server.resourcemanager.rmapp.attempt.AMLivelinessMonitor;
 import org.apache.hadoop.yarn.server.resourcemanager.rmapp.attempt.RMAppAttempt;
 import org.apache.hadoop.yarn.server.resourcemanager.rmapp.attempt.RMAppAttemptEvent;
@@ -368,8 +368,6 @@ public class TestRMAppTransitions {
   protected RMApp testCreateAppNewSaving(
       ApplicationSubmissionContext submissionContext) throws IOException {
   RMApp application = createNewTestApp(submissionContext);
-    verify(writer).applicationStarted(any(RMApp.class));
-    verify(publisher).appCreated(any(RMApp.class), anyLong());
     // NEW => NEW_SAVING event RMAppEventType.START
     RMAppEvent event = 
         new RMAppEvent(application.getApplicationId(), RMAppEventType.START);