Merge 1520135 from trunk to branch-2 for YARN-1065. NM should provide AuxillaryService data to the container (Xuan Gong via bikas)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1520137 13f79535-47bb-0310-9956-ffa450edef68

hadoop-yarn-project/CHANGES.txt

@@ -71,6 +71,9 @@ Release 2.1.1-beta - UNRELEASED
     applications together with running apps by default, following up YARN-1074.
     (Xuan Gong via vinodkv)
 
+    YARN-1065. NM should provide AuxillaryService data to the container (Xuan
+    Gong via bikas)
+
   OPTIMIZATIONS
 
   BUG FIXES

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

@@ -0,0 +1,48 @@
+/**
+* Licensed to the Apache Software Foundation (ASF) under one
+* or more contributor license agreements.  See the NOTICE file
+* distributed with this work for additional information
+* regarding copyright ownership.  The ASF licenses this file
+* to you under the Apache License, Version 2.0 (the
+* "License"); you may not use this file except in compliance
+* with the License.  You may obtain a copy of the License at
+*
+*     http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+*/
+
+package org.apache.hadoop.yarn.util;
+
+import java.nio.ByteBuffer;
+import java.util.Map;
+
+import org.apache.commons.codec.binary.Base64;
+
+
+public class AuxiliaryServiceHelper {
+
+  public final static String NM_AUX_SERVICE = "NM_AUX_SERVICE_";
+
+  public static ByteBuffer getServiceDataFromEnv(String serviceName,
+      Map<String, String> env) {
+    byte[] metaData =
+        Base64.decodeBase64(env.get(getPrefixServiceName(serviceName)));
+    return ByteBuffer.wrap(metaData);
+  }
+
+  public static void setServiceDataIntoEnv(String serviceName,
+      ByteBuffer metaData, Map<String, String> env) {
+    byte[] byteData = metaData.array();
+    env.put(getPrefixServiceName(serviceName),
+        Base64.encodeBase64String(byteData));
+  }
+
+  private static String getPrefixServiceName(String serviceName) {
+    return NM_AUX_SERVICE + serviceName;
+  }
+}

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

@@ -216,7 +216,7 @@ public class ContainerManagerImpl extends CompositeService implements
 
   protected ContainersLauncher createContainersLauncher(Context context,
       ContainerExecutor exec) {
-    return new ContainersLauncher(context, this.dispatcher, exec, dirsHandler);
+    return new ContainersLauncher(context, this.dispatcher, exec, dirsHandler, this);
   }
 
   @Override
@@ -410,7 +410,7 @@ public class ContainerManagerImpl extends CompositeService implements
       }
     }
 
-    return StartContainersResponse.newInstance(auxiliaryServices.getMetaData(),
+    return StartContainersResponse.newInstance(getAuxServiceMetaData(),
       succeededContainers, failedContainers);
   }
 
@@ -759,4 +759,7 @@ public class ContainerManagerImpl extends CompositeService implements
     return this.context;
   }
 
+  public Map<String, ByteBuffer> getAuxServiceMetaData() {
+    return this.auxiliaryServices.getMetaData();
+  }
 }

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

@@ -26,6 +26,7 @@ import java.io.File;
 import java.io.IOException;
 import java.io.OutputStream;
 import java.io.PrintStream;
+import java.nio.ByteBuffer;
 import java.util.ArrayList;
 import java.util.EnumSet;
 import java.util.HashMap;
@@ -60,6 +61,7 @@ import org.apache.hadoop.yarn.server.nodemanager.ContainerExecutor.ExitCode;
 import org.apache.hadoop.yarn.server.nodemanager.ContainerExecutor.Signal;
 import org.apache.hadoop.yarn.server.nodemanager.Context;
 import org.apache.hadoop.yarn.server.nodemanager.LocalDirsHandlerService;
+import org.apache.hadoop.yarn.server.nodemanager.containermanager.ContainerManagerImpl;
 import org.apache.hadoop.yarn.server.nodemanager.containermanager.application.Application;
 import org.apache.hadoop.yarn.server.nodemanager.containermanager.container.Container;
 import org.apache.hadoop.yarn.server.nodemanager.containermanager.container.ContainerDiagnosticsUpdateEvent;
@@ -70,6 +72,7 @@ import org.apache.hadoop.yarn.server.nodemanager.containermanager.localizer.Cont
 import org.apache.hadoop.yarn.server.nodemanager.containermanager.localizer.ResourceLocalizationService;
 import org.apache.hadoop.yarn.server.nodemanager.util.ProcessIdFileReader;
 import org.apache.hadoop.yarn.util.Apps;
+import org.apache.hadoop.yarn.util.AuxiliaryServiceHelper;
 import org.apache.hadoop.yarn.util.ConverterUtils;
 
 public class ContainerLaunch implements Callable<Integer> {
@@ -88,6 +91,7 @@ public class ContainerLaunch implements Callable<Integer> {
   private final Container container;
   private final Configuration conf;
   private final Context context;
+  private final ContainerManagerImpl containerManager;
   
   private volatile AtomicBoolean shouldLaunchContainer = new AtomicBoolean(false);
   private volatile AtomicBoolean completed = new AtomicBoolean(false);
@@ -101,7 +105,8 @@ public class ContainerLaunch implements Callable<Integer> {
 
   public ContainerLaunch(Context context, Configuration configuration,
       Dispatcher dispatcher, ContainerExecutor exec, Application app,
-      Container container, LocalDirsHandlerService dirsHandler) {
+      Container container, LocalDirsHandlerService dirsHandler,
+      ContainerManagerImpl containerManager) {
     this.context = context;
     this.conf = configuration;
     this.app = app;
@@ -109,6 +114,7 @@ public class ContainerLaunch implements Callable<Integer> {
     this.container = container;
     this.dispatcher = dispatcher;
     this.dirsHandler = dirsHandler;
+    this.containerManager = containerManager;
     this.sleepDelayBeforeSigKill =
         conf.getLong(YarnConfiguration.NM_SLEEP_DELAY_BEFORE_SIGKILL_MS,
             YarnConfiguration.DEFAULT_NM_SLEEP_DELAY_BEFORE_SIGKILL_MS);
@@ -227,7 +233,6 @@ public class ContainerLaunch implements Callable<Integer> {
             ApplicationConstants.CONTAINER_TOKEN_FILE_ENV_NAME, 
             new Path(containerWorkDir, 
                 FINAL_CONTAINER_TOKENS_FILE).toUri().getPath());
-
         // Sanitize the container's environment
         sanitizeEnv(environment, containerWorkDir, appDirs, containerLogDirs,
           localResources);
@@ -680,6 +685,12 @@ public class ContainerLaunch implements Callable<Integer> {
         environment.put(Environment.CLASSPATH.name(), classPathJar);
       }
     }
+    // put AuxiliaryService data to environment
+    for (Map.Entry<String, ByteBuffer> meta : containerManager
+        .getAuxServiceMetaData().entrySet()) {
+      AuxiliaryServiceHelper.setServiceDataIntoEnv(
+          meta.getKey(), meta.getValue(), environment);
+    }
   }
     
   static void writeLaunchEnv(OutputStream out,

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

@@ -41,6 +41,7 @@ import org.apache.hadoop.yarn.server.nodemanager.ContainerExecutor;
 import org.apache.hadoop.yarn.server.nodemanager.ContainerExecutor.ExitCode;
 import org.apache.hadoop.yarn.server.nodemanager.Context;
 import org.apache.hadoop.yarn.server.nodemanager.LocalDirsHandlerService;
+import org.apache.hadoop.yarn.server.nodemanager.containermanager.ContainerManagerImpl;
 import org.apache.hadoop.yarn.server.nodemanager.containermanager.application.Application;
 import org.apache.hadoop.yarn.server.nodemanager.containermanager.container.Container;
 import org.apache.hadoop.yarn.server.nodemanager.containermanager.container.ContainerEventType;
@@ -65,6 +66,7 @@ public class ContainersLauncher extends AbstractService
   private final Context context;
   private final ContainerExecutor exec;
   private final Dispatcher dispatcher;
+  private final ContainerManagerImpl containerManager;
 
   private LocalDirsHandlerService dirsHandler;
   @VisibleForTesting
@@ -89,12 +91,14 @@ public class ContainersLauncher extends AbstractService
 
 
   public ContainersLauncher(Context context, Dispatcher dispatcher,
-      ContainerExecutor exec, LocalDirsHandlerService dirsHandler) {
+      ContainerExecutor exec, LocalDirsHandlerService dirsHandler,
+      ContainerManagerImpl containerManager) {
     super("containers-launcher");
     this.exec = exec;
     this.context = context;
     this.dispatcher = dispatcher;
     this.dirsHandler = dirsHandler;
+    this.containerManager = containerManager;
   }
 
   @Override
@@ -128,7 +132,7 @@ public class ContainersLauncher extends AbstractService
 
         ContainerLaunch launch =
             new ContainerLaunch(context, getConfig(), dispatcher, exec, app,
-              event.getContainer(), dirsHandler);
+              event.getContainer(), dirsHandler, containerManager);
         running.put(containerId,
             new RunningContainer(containerLauncher.submit(launch), 
                 launch));

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

@@ -145,7 +145,7 @@ public class DummyContainerManager extends ContainerManagerImpl {
   protected ContainersLauncher createContainersLauncher(Context context,
       ContainerExecutor exec) {
     return new ContainersLauncher(context, super.dispatcher, exec,
-                                  super.dirsHandler) {
+                                  super.dirsHandler, this) {
       @Override
       public void handle(ContainersLauncherEvent event) {
         Container container = event.getContainer();

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

@@ -20,8 +20,11 @@ package org.apache.hadoop.yarn.server.nodemanager.containermanager;
 
 import java.io.File;
 import java.io.IOException;
+import java.nio.ByteBuffer;
 import java.util.ArrayList;
+import java.util.HashMap;
 import java.util.List;
+import java.util.Map;
 
 import junit.framework.Assert;
 
@@ -211,6 +214,16 @@ public abstract class BaseContainerManagerTest {
             NMTokenIdentifier nmTokenIdentifier) throws InvalidToken {
           // Do nothing
         }
+
+      @Override
+      public Map<String, ByteBuffer> getAuxServiceMetaData() {
+        Map<String, ByteBuffer> serviceData = new HashMap<String, ByteBuffer>();
+        serviceData.put("AuxService1",
+            ByteBuffer.wrap("AuxServiceMetaData1".getBytes()));
+        serviceData.put("AuxService2",
+            ByteBuffer.wrap("AuxServiceMetaData2".getBytes()));
+        return serviceData;
+      }
     };
   }
 

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

@@ -650,7 +650,7 @@ public class TestContainer {
       Context context = mock(Context.class);
       when(context.getApplications()).thenReturn(
           new ConcurrentHashMap<ApplicationId, Application>());
-      launcher = new ContainersLauncher(context, dispatcher, null, null);
+      launcher = new ContainersLauncher(context, dispatcher, null, null, null);
       // create a mock ExecutorService, which will not really launch
       // ContainerLaunch at all.
       launcher.containerLauncher = mock(ExecutorService.class);

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

@@ -21,6 +21,7 @@ package org.apache.hadoop.yarn.server.nodemanager.containermanager.launcher;
 import static org.junit.Assert.assertEquals;
 import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.when;
+import static org.mockito.Mockito.spy;
 
 import java.io.BufferedReader;
 import java.io.File;
@@ -28,6 +29,7 @@ import java.io.FileOutputStream;
 import java.io.FileReader;
 import java.io.IOException;
 import java.io.PrintWriter;
+import java.nio.ByteBuffer;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Collections;
@@ -37,6 +39,7 @@ import java.util.Map;
 
 import junit.framework.Assert;
 
+import org.apache.commons.codec.binary.Base64;
 import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.fs.FileUtil;
 import org.apache.hadoop.fs.Path;
@@ -70,11 +73,13 @@ import org.apache.hadoop.yarn.security.ContainerTokenIdentifier;
 import org.apache.hadoop.yarn.server.nodemanager.ContainerExecutor.ExitCode;
 import org.apache.hadoop.yarn.server.nodemanager.DefaultContainerExecutor;
 import org.apache.hadoop.yarn.server.nodemanager.containermanager.BaseContainerManagerTest;
+import org.apache.hadoop.yarn.server.nodemanager.containermanager.ContainerManagerImpl;
 import org.apache.hadoop.yarn.server.nodemanager.containermanager.container.Container;
 import org.apache.hadoop.yarn.server.nodemanager.containermanager.container.ContainerEventType;
 import org.apache.hadoop.yarn.server.nodemanager.containermanager.container.ContainerExitEvent;
 import org.apache.hadoop.yarn.server.nodemanager.containermanager.localizer.ContainerLocalizer;
 import org.apache.hadoop.yarn.server.utils.BuilderUtils;
+import org.apache.hadoop.yarn.util.AuxiliaryServiceHelper;
 import org.apache.hadoop.yarn.util.ConverterUtils;
 import org.apache.hadoop.yarn.util.LinuxResourceCalculatorPlugin;
 import org.apache.hadoop.yarn.util.ResourceCalculatorPlugin;
@@ -381,6 +386,12 @@ public class TestContainerLaunch extends BaseContainerManagerTest {
     	  + processStartFile);
       fileWriter.println("@echo " + Environment.HOME.$() + ">> "
           + processStartFile);
+      for (String serviceName : containerManager.getAuxServiceMetaData()
+          .keySet()) {
+        fileWriter.println("@echo" + AuxiliaryServiceHelper.NM_AUX_SERVICE
+            + serviceName + " >> "
+            + processStartFile);
+      }
       fileWriter.println("@echo " + cId + ">> " + processStartFile);
       fileWriter.println("@ping -n 100 127.0.0.1 >nul");
     } else {
@@ -403,6 +414,12 @@ public class TestContainerLaunch extends BaseContainerManagerTest {
           + processStartFile);
       fileWriter.write("\necho $" + Environment.HOME.name() + " >> "
           + processStartFile);
+      for (String serviceName : containerManager.getAuxServiceMetaData()
+          .keySet()) {
+        fileWriter.write("\necho $" + AuxiliaryServiceHelper.NM_AUX_SERVICE
+            + serviceName + " >> "
+            + processStartFile);
+      }
       fileWriter.write("\necho $$ >> " + processStartFile);
       fileWriter.write("\nexec sleep 100");
     }
@@ -487,6 +504,12 @@ public class TestContainerLaunch extends BaseContainerManagerTest {
               YarnConfiguration.DEFAULT_NM_USER_HOME_DIR),
         reader.readLine());
 
+    for (String serviceName : containerManager.getAuxServiceMetaData().keySet()) {
+      Assert.assertEquals(
+          containerManager.getAuxServiceMetaData().get(serviceName),
+          ByteBuffer.wrap(Base64.decodeBase64(reader.readLine().getBytes())));
+    }
+
     Assert.assertEquals(cId.toString(), containerLaunchContext
         .getEnvironment().get(Environment.CONTAINER_ID.name()));
     Assert.assertEquals(context.getNodeId().getHost(), containerLaunchContext
@@ -557,6 +580,16 @@ public class TestContainerLaunch extends BaseContainerManagerTest {
       DefaultContainerExecutor.containerIsAlive(pid));
   }
 
+  @Test (timeout = 5000)
+  public void testAuxiliaryServiceHelper() throws Exception {
+    Map<String, String> env = new HashMap<String, String>();
+    String serviceName = "testAuxiliaryService";
+    ByteBuffer bb = ByteBuffer.wrap("testAuxiliaryService".getBytes());
+    AuxiliaryServiceHelper.setServiceDataIntoEnv(serviceName, bb, env);
+    Assert.assertEquals(bb,
+        AuxiliaryServiceHelper.getServiceDataFromEnv(serviceName, env));
+  }
+
   @Test
   public void testDelayedKill() throws Exception {
     containerManager.start();
@@ -703,7 +736,7 @@ public class TestContainerLaunch extends BaseContainerManagerTest {
     };
     when(dispatcher.getEventHandler()).thenReturn(eventHandler);
     ContainerLaunch launch = new ContainerLaunch(context, new Configuration(),
-        dispatcher, exec, null, container, dirsHandler);
+        dispatcher, exec, null, container, dirsHandler, containerManager);
     launch.call();
   }