YARN-8579. Recover NMToken of previous attempted component data.

Contributed by Gour Saha

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-services/hadoop-yarn-services-core/src/main/java/org/apache/hadoop/yarn/service/ServiceScheduler.java

@@ -649,6 +649,7 @@ public class ServiceScheduler extends CompositeService {
     @Override
     public void onContainersReceivedFromPreviousAttempts(
         List<Container> containers) {
+      LOG.info("Containers recovered after AM registered: {}", containers);
       if (containers == null || containers.isEmpty()) {
         return;
       }

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/SchedulerApplicationAttempt.java

@@ -785,6 +785,7 @@ public class SchedulerApplicationAttempt implements SchedulableEntity {
       List<Container> returnContainerList = new ArrayList<>
           (recoveredPreviousAttemptContainers);
       recoveredPreviousAttemptContainers.clear();
+      updateNMTokens(returnContainerList);
       return returnContainerList;
     } finally {
       writeLock.unlock();

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/FairScheduler.java

@@ -33,6 +33,7 @@ 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.ContainerStatus;
+import org.apache.hadoop.yarn.api.records.NMToken;
 import org.apache.hadoop.yarn.api.records.NodeId;
 import org.apache.hadoop.yarn.api.records.QueueACL;
 import org.apache.hadoop.yarn.api.records.QueueInfo;
@@ -950,12 +951,15 @@ public class FairScheduler extends
     Resource headroom = application.getHeadroom();
     application.setApplicationHeadroomForMetrics(headroom);
 
+    List<Container> previousAttemptContainers = application
+        .pullPreviousAttemptContainers();
+    List<NMToken> updatedNMTokens = application.pullUpdatedNMTokens();
     return new Allocation(newlyAllocatedContainers, headroom,
         preemptionContainerIds, null, null,
-        application.pullUpdatedNMTokens(), null, null,
+        updatedNMTokens, null, null,
         application.pullNewlyPromotedContainers(),
         application.pullNewlyDemotedContainers(),
-        application.pullPreviousAttemptContainers());
+        previousAttemptContainers);
   }
 
   private List<MaxResourceValidationResult> validateResourceRequests(

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/applicationsmanager/TestAMRestart.java

@@ -1048,12 +1048,12 @@ public class TestAMRestart extends ParameterizedSchedulerTestBase {
     rm1.start();
     YarnScheduler scheduler = rm1.getResourceScheduler();
 
-    MockNM nm1 = new MockNM("127.0.0.1:1234", 10240,
+    String nm1Address = "127.0.0.1:1234";
-        rm1.getResourceTrackerService());
+    MockNM nm1 = new MockNM(nm1Address, 10240, rm1.getResourceTrackerService());
     nm1.registerNode();
 
-    MockNM nm2 = new MockNM("127.0.0.1:2351", 4089,
+    String nm2Address = "127.0.0.1:2351";
-        rm1.getResourceTrackerService());
+    MockNM nm2 = new MockNM(nm2Address, 4089, rm1.getResourceTrackerService());
     nm2.registerNode();
 
     RMApp app1 = rm1.submitApp(200, "name", "user",
@@ -1120,6 +1120,11 @@ public class TestAMRestart extends ParameterizedSchedulerTestBase {
         registerResponse.getContainersFromPreviousAttempts().size());
     Assert.assertEquals("container 2", containerId2,
         registerResponse.getContainersFromPreviousAttempts().get(0).getId());
+    List<NMToken> prevNMTokens = registerResponse
+        .getNMTokensFromPreviousAttempts();
+    Assert.assertEquals(1, prevNMTokens.size());
+    // container 2 is running on node 1
+    Assert.assertEquals(nm1Address, prevNMTokens.get(0).getNodeId().toString());
 
     rm2.waitForState(app1.getApplicationId(), RMAppState.RUNNING);
 
@@ -1145,6 +1150,11 @@ public class TestAMRestart extends ParameterizedSchedulerTestBase {
               allocateResponse.getContainersFromPreviousAttempts());
           Assert.assertEquals("new containers should not be allocated",
               0, allocateResponse.getAllocatedContainers().size());
+          List<NMToken> nmTokens = allocateResponse.getNMTokens();
+          Assert.assertEquals(1, nmTokens.size());
+          // container 3 is running on node 2
+          Assert.assertEquals(nm2Address,
+              nmTokens.get(0).getNodeId().toString());
           return true;
         }
       } catch (Exception e) {