YARN-1256. NM silently ignores non-existent service in StartContainerRequest (Xuan Gong via bikas)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1529039 13f79535-47bb-0310-9956-ffa450edef68

hadoop-yarn-project/CHANGES.txt

@@ -144,6 +144,9 @@ Release 2.1.2 - UNRELEASED
     YARN-1236. FairScheduler setting queue name in RMApp is not working.
     (Sandy Ryza)
 
+    YARN-1256. NM silently ignores non-existent service in
+    StartContainerRequest (Xuan Gong via bikas)
+
 Release 2.1.1-beta - 2013-09-23
 
   INCOMPATIBLE CHANGES

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/java/org/apache/hadoop/yarn/util/AuxiliaryServiceHelper.java

@@ -30,8 +30,11 @@ public class AuxiliaryServiceHelper {
 
   public static ByteBuffer getServiceDataFromEnv(String serviceName,
       Map<String, String> env) {
-    byte[] metaData =
-        Base64.decodeBase64(env.get(getPrefixServiceName(serviceName)));
+    String meta = env.get(getPrefixServiceName(serviceName));
+    if (null == meta) {
+      return null;
+    }
+    byte[] metaData = Base64.decodeBase64(meta);
     return ByteBuffer.wrap(metaData);
   }
 

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/AuxServices.java

@@ -175,39 +175,56 @@ public class AuxServices extends AbstractService
     LOG.info("Got event " + event.getType() + " for appId "
         + event.getApplicationID());
     switch (event.getType()) {
-    case APPLICATION_INIT:
-      LOG.info("Got APPLICATION_INIT for service " + event.getServiceID());
-      AuxiliaryService service = serviceMap.get(event.getServiceID());
-      if (null == service) {
-        LOG.info("service is null");
-        // TODO kill all containers waiting on Application
-        return;
-      }
-      service.initializeApplication(new ApplicationInitializationContext(event
-        .getUser(), event.getApplicationID(), event.getServiceData()));
-      break;
-    case APPLICATION_STOP:
-      for (AuxiliaryService serv : serviceMap.values()) {
-        serv.stopApplication(new ApplicationTerminationContext(event
-          .getApplicationID()));
-      }
-      break;
-    case CONTAINER_INIT:
-      for (AuxiliaryService serv : serviceMap.values()) {
-        serv.initializeContainer(new ContainerInitializationContext(
-            event.getUser(), event.getContainer().getContainerId(),
-            event.getContainer().getResource()));
-      }
-      break;
-    case CONTAINER_STOP:
-      for (AuxiliaryService serv : serviceMap.values()) {
-        serv.stopContainer(new ContainerTerminationContext(
-            event.getUser(), event.getContainer().getContainerId(),
-            event.getContainer().getResource()));
-      }
-      break;
+      case APPLICATION_INIT:
+        LOG.info("Got APPLICATION_INIT for service " + event.getServiceID());
+        AuxiliaryService service = null;
+        try {
+          service = serviceMap.get(event.getServiceID());
+          service
+              .initializeApplication(new ApplicationInitializationContext(event
+                  .getUser(), event.getApplicationID(), event.getServiceData()));
+        } catch (Throwable th) {
+          logWarningWhenAuxServiceThrowExceptions(service,
+              AuxServicesEventType.APPLICATION_INIT, th);
+        }
+        break;
+      case APPLICATION_STOP:
+        for (AuxiliaryService serv : serviceMap.values()) {
+          try {
+            serv.stopApplication(new ApplicationTerminationContext(event
+                .getApplicationID()));
+          } catch (Throwable th) {
+            logWarningWhenAuxServiceThrowExceptions(serv,
+                AuxServicesEventType.APPLICATION_STOP, th);
+          }
+        }
+        break;
+      case CONTAINER_INIT:
+        for (AuxiliaryService serv : serviceMap.values()) {
+          try {
+            serv.initializeContainer(new ContainerInitializationContext(
+                event.getUser(), event.getContainer().getContainerId(),
+                event.getContainer().getResource()));
+          } catch (Throwable th) {
+            logWarningWhenAuxServiceThrowExceptions(serv,
+                AuxServicesEventType.CONTAINER_INIT, th);
+          }
+        }
+        break;
+      case CONTAINER_STOP:
+        for (AuxiliaryService serv : serviceMap.values()) {
+          try {
+            serv.stopContainer(new ContainerTerminationContext(
+                event.getUser(), event.getContainer().getContainerId(),
+                event.getContainer().getResource()));
+          } catch (Throwable th) {
+            logWarningWhenAuxServiceThrowExceptions(serv,
+                AuxServicesEventType.CONTAINER_STOP, th);
+          }
+        }
+        break;
       default:
-      throw new RuntimeException("Unknown type: " + event.getType());
+        throw new RuntimeException("Unknown type: " + event.getType());
     }
   }
 
@@ -217,4 +234,11 @@ public class AuxServices extends AbstractService
     }
     return p.matcher(name).matches();
   }
+
+  private void logWarningWhenAuxServiceThrowExceptions(AuxiliaryService service,
+      AuxServicesEventType eventType, Throwable th) {
+    LOG.warn((null == service ? "The auxService is null"
+        : "The auxService name is " + service.getName())
+        + " and it got an error at event: " + eventType, th);
+  }
 }

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/ContainerManagerImpl.java

@@ -67,6 +67,7 @@ import org.apache.hadoop.yarn.api.records.SerializedException;
 import org.apache.hadoop.yarn.conf.YarnConfiguration;
 import org.apache.hadoop.yarn.event.AsyncDispatcher;
 import org.apache.hadoop.yarn.event.EventHandler;
+import org.apache.hadoop.yarn.exceptions.InvalidAuxServiceException;
 import org.apache.hadoop.yarn.exceptions.InvalidContainerException;
 import org.apache.hadoop.yarn.exceptions.NMNotYetReadyException;
 import org.apache.hadoop.yarn.exceptions.YarnException;
@@ -451,6 +452,18 @@ public class ContainerManagerImpl extends CompositeService implements
 
     ContainerLaunchContext launchContext = request.getContainerLaunchContext();
 
+    Map<String, ByteBuffer> serviceData = getAuxServiceMetaData();
+    if (launchContext.getServiceData()!=null && 
+        !launchContext.getServiceData().isEmpty()) {
+      for (Map.Entry<String, ByteBuffer> meta : launchContext.getServiceData()
+          .entrySet()) {
+        if (null == serviceData.get(meta.getKey())) {
+          throw new InvalidAuxServiceException("The auxService:" + meta.getKey()
+              + " does not exist");
+        }
+      }
+    }
+
     Credentials credentials = parseCredentials(launchContext);
 
     Container container =

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/test/java/org/apache/hadoop/yarn/server/nodemanager/TestContainerManagerWithLCE.java

@@ -178,6 +178,17 @@ public class TestContainerManagerWithLCE extends TestContainerManager {
     super.testMultipleContainersStopAndGetStatus();
   }
 
+  @Override
+  public void testStartContainerFailureWithUnknownAuxService() throws Exception {
+    // Don't run the test if the binary is not available.
+    if (!shouldRunTest()) {
+      LOG.info("LCE binary path is not passed. Not running the test");
+      return;
+    }
+    LOG.info("Running testContainerLaunchFromPreviousRM");
+    super.testStartContainerFailureWithUnknownAuxService();
+  }
+
   private boolean shouldRunTest() {
     return System
         .getProperty(YarnConfiguration.NM_LINUX_CONTAINER_EXECUTOR_PATH) != null;

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/test/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/TestContainerManager.java

@@ -24,6 +24,7 @@ import java.io.FileReader;
 import java.io.IOException;
 import java.io.PrintWriter;
 import java.net.InetAddress;
+import java.nio.ByteBuffer;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.HashMap;
@@ -37,6 +38,7 @@ import org.apache.hadoop.fs.FileContext;
 import org.apache.hadoop.fs.Path;
 import org.apache.hadoop.fs.UnsupportedFileSystemException;
 import org.apache.hadoop.security.UserGroupInformation;
+import org.apache.hadoop.service.Service;
 import org.apache.hadoop.util.Shell;
 import org.apache.hadoop.yarn.api.protocolrecords.GetContainerStatusesRequest;
 import org.apache.hadoop.yarn.api.protocolrecords.GetContainerStatusesResponse;
@@ -59,6 +61,7 @@ import org.apache.hadoop.yarn.api.records.Resource;
 import org.apache.hadoop.yarn.api.records.SerializedException;
 import org.apache.hadoop.yarn.api.records.Token;
 import org.apache.hadoop.yarn.api.records.URL;
+import org.apache.hadoop.yarn.conf.YarnConfiguration;
 import org.apache.hadoop.yarn.exceptions.InvalidContainerException;
 import org.apache.hadoop.yarn.exceptions.YarnException;
 import org.apache.hadoop.yarn.security.ContainerTokenIdentifier;
@@ -68,6 +71,7 @@ import org.apache.hadoop.yarn.server.nodemanager.CMgrCompletedAppsEvent;
 import org.apache.hadoop.yarn.server.nodemanager.ContainerExecutor.ExitCode;
 import org.apache.hadoop.yarn.server.nodemanager.DefaultContainerExecutor;
 import org.apache.hadoop.yarn.server.nodemanager.DeletionService;
+import org.apache.hadoop.yarn.server.nodemanager.containermanager.TestAuxServices.ServiceA;
 import org.apache.hadoop.yarn.server.nodemanager.containermanager.application.ApplicationState;
 import org.apache.hadoop.yarn.server.nodemanager.containermanager.container.Container;
 import org.apache.hadoop.yarn.server.nodemanager.containermanager.localizer.ContainerLocalizer;
@@ -746,6 +750,48 @@ public class TestContainerManager extends BaseContainerManagerTest {
     }
   }
 
+  @Test
+  public void testStartContainerFailureWithUnknownAuxService() throws Exception {
+    conf.setStrings(YarnConfiguration.NM_AUX_SERVICES,
+        new String[] { "existService" });
+    conf.setClass(
+        String.format(YarnConfiguration.NM_AUX_SERVICE_FMT, "existService"),
+        ServiceA.class, Service.class);
+    containerManager.start();
+
+    List<StartContainerRequest> startRequest =
+        new ArrayList<StartContainerRequest>();
+
+    ContainerLaunchContext containerLaunchContext =
+        recordFactory.newRecordInstance(ContainerLaunchContext.class);
+    Map<String, ByteBuffer> serviceData = new HashMap<String, ByteBuffer>();
+    String serviceName = "non_exist_auxService";
+    serviceData.put(serviceName, ByteBuffer.wrap(serviceName.getBytes()));
+    containerLaunchContext.setServiceData(serviceData);
+
+    ContainerId cId = createContainerId(0);
+    String user = "start_container_fail";
+    Token containerToken =
+        createContainerToken(cId, DUMMY_RM_IDENTIFIER, context.getNodeId(),
+            user, context.getContainerTokenSecretManager());
+    StartContainerRequest request =
+        StartContainerRequest.newInstance(containerLaunchContext,
+            containerToken);
+
+    // start containers
+    startRequest.add(request);
+    StartContainersRequest requestList =
+        StartContainersRequest.newInstance(startRequest);
+
+    StartContainersResponse response =
+        containerManager.startContainers(requestList);
+    Assert.assertTrue(response.getFailedRequests().size() == 1);
+    Assert.assertTrue(response.getSuccessfullyStartedContainers().size() == 0);
+    Assert.assertTrue(response.getFailedRequests().containsKey(cId));
+    Assert.assertTrue(response.getFailedRequests().get(cId).getMessage()
+        .contains("The auxService:" + serviceName + " does not exist"));
+  }
+
   public static Token createContainerToken(ContainerId cId, long rmIdentifier,
       NodeId nodeId, String user,
       NMContainerTokenSecretManager containerTokenSecretManager)