MAPREDUCE-3867. MiniMRYarn/MiniYarn uses fixed ports (tucu)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1328109 13f79535-47bb-0310-9956-ffa450edef68

hadoop-mapreduce-project/CHANGES.txt

@@ -253,6 +253,8 @@ Release 2.0.0 - UNRELEASED
     MAPREDUCE-4008. ResourceManager throws MetricsException on start up 
     saying QueueMetrics MBean already exists (Devaraj K via tgraves)
 
+    MAPREDUCE-3867. MiniMRYarn/MiniYarn uses fixed ports (tucu)
+
 Release 0.23.3 - UNRELEASED
 
   INCOMPATIBLE CHANGES

hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-hs/src/main/java/org/apache/hadoop/mapreduce/v2/hs/HistoryClientService.java

@@ -78,6 +78,7 @@ import org.apache.hadoop.security.UserGroupInformation.AuthenticationMethod;
 import org.apache.hadoop.security.token.Token;
 import org.apache.hadoop.yarn.YarnException;
 import org.apache.hadoop.yarn.api.records.DelegationToken;
+import org.apache.hadoop.yarn.conf.YarnConfiguration;
 import org.apache.hadoop.yarn.exceptions.YarnRemoteException;
 import org.apache.hadoop.yarn.factories.RecordFactory;
 import org.apache.hadoop.yarn.factory.providers.RecordFactoryProvider;
@@ -147,6 +148,18 @@ public class HistoryClientService extends AbstractService {
             + ":" + server.getPort());
     LOG.info("Instantiated MRClientService at " + this.bindAddress);
 
+    if (getConfig().getBoolean(YarnConfiguration.IS_MINI_YARN_CLUSTER, false)) {
+      String resolvedAddress = bindAddress.getHostName() + ":" + bindAddress.getPort();
+      conf.set(JHAdminConfig.MR_HISTORY_ADDRESS, resolvedAddress);
+
+      String hostname = getConfig().get(JHAdminConfig.MR_HISTORY_WEBAPP_ADDRESS,
+                                        JHAdminConfig.DEFAULT_MR_HISTORY_WEBAPP_ADDRESS);
+      hostname = (hostname.contains(":")) ? hostname.substring(0, hostname.indexOf(":")) : hostname;
+      int port = webApp.port();
+      resolvedAddress = hostname + ":" + port;
+      conf.set(JHAdminConfig.MR_HISTORY_WEBAPP_ADDRESS, resolvedAddress);
+    }
+
     super.start();
   }
 

hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-jobclient/src/test/java/org/apache/hadoop/ipc/TestSocketFactory.java

@@ -83,7 +83,9 @@ public class TestSocketFactory {
       JobConf jobConf = new JobConf();
       FileSystem.setDefaultUri(jobConf, fs.getUri().toString());
       miniMRYarnCluster = initAndStartMiniMRYarnCluster(jobConf);
-      JobConf jconf = new JobConf(cconf);
+      JobConf jconf = new JobConf(miniMRYarnCluster.getConfig());
+      jconf.set("hadoop.rpc.socket.factory.class.default",
+                "org.apache.hadoop.ipc.DummySocketFactory");
       jconf.set(MRConfig.FRAMEWORK_NAME, MRConfig.YARN_FRAMEWORK_NAME);
       String rmAddress = jconf.get("yarn.resourcemanager.address");
       String[] split = rmAddress.split(":");

hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-jobclient/src/test/java/org/apache/hadoop/mapred/TestMiniMRClasspath.java

@@ -173,7 +173,7 @@ public class TestMiniMRClasspath {
       fileSys = dfs.getFileSystem();
       namenode = fileSys.getUri().toString();
       mr = new MiniMRCluster(taskTrackers, namenode, 3);
-      JobConf jobConf = new JobConf();
+      JobConf jobConf = mr.createJobConf();
       String result;
       result = launchWordCount(fileSys.getUri(), jobConf,
           "The quick brown fox\nhas many silly\n" + "red fox sox\n", 3, 1);
@@ -205,7 +205,7 @@ public class TestMiniMRClasspath {
       fileSys = dfs.getFileSystem();
       namenode = fileSys.getUri().toString();
       mr = new MiniMRCluster(taskTrackers, namenode, 3);      
-      JobConf jobConf = new JobConf();
+      JobConf jobConf = mr.createJobConf();
       String result;
       
       result = launchExternal(fileSys.getUri(), jobConf,

hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-jobclient/src/test/java/org/apache/hadoop/mapreduce/v2/MiniMRYarnCluster.java

@@ -20,6 +20,8 @@ package org.apache.hadoop.mapreduce.v2;
 
 import java.io.File;
 import java.io.IOException;
+import java.net.InetAddress;
+import java.net.UnknownHostException;
 
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
@@ -126,6 +128,10 @@ public class MiniMRYarnCluster extends MiniYARNCluster {
     @Override
     public synchronized void start() {
       try {
+        getConfig().set(JHAdminConfig.MR_HISTORY_ADDRESS,
+                        MiniYARNCluster.getHostname() + ":0");
+        getConfig().set(JHAdminConfig.MR_HISTORY_WEBAPP_ADDRESS,
+                        MiniYARNCluster.getHostname() + ":0");
         historyServer = new JobHistoryServer();
         historyServer.init(getConfig());
         new Thread() {
@@ -145,6 +151,20 @@ public class MiniMRYarnCluster extends MiniYARNCluster {
       } catch (Throwable t) {
         throw new YarnException(t);
       }
+      //need to do this because historyServer.init creates a new Configuration
+      getConfig().set(JHAdminConfig.MR_HISTORY_ADDRESS,
+                      historyServer.getConfig().get(JHAdminConfig.MR_HISTORY_ADDRESS));
+      getConfig().set(JHAdminConfig.MR_HISTORY_WEBAPP_ADDRESS,
+                      historyServer.getConfig().get(JHAdminConfig.MR_HISTORY_WEBAPP_ADDRESS));
+
+      LOG.info("MiniMRYARN ResourceManager address: " +
+               getConfig().get(YarnConfiguration.RM_ADDRESS));
+      LOG.info("MiniMRYARN ResourceManager web address: " +
+               getConfig().get(YarnConfiguration.RM_WEBAPP_ADDRESS));
+      LOG.info("MiniMRYARN HistoryServer address: " +
+               getConfig().get(JHAdminConfig.MR_HISTORY_ADDRESS));
+      LOG.info("MiniMRYARN HistoryServer web address: " +
+               getConfig().get(JHAdminConfig.MR_HISTORY_WEBAPP_ADDRESS));
     }
 
     @Override

hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-applications-distributedshell/src/main/java/org/apache/hadoop/yarn/applications/distributedshell/Client.java

@@ -197,12 +197,18 @@ public class Client {
 
   /**
    */
-  public Client() throws Exception  {
+  public Client(Configuration conf) throws Exception  {
     // Set up the configuration and RPC
-    conf = new Configuration();
+    this.conf = conf;
     rpc = YarnRPC.create(conf);
   }
 
+  /**
+   */
+  public Client() throws Exception  {
+    this(new Configuration());
+  }
+
   /**
    * Helper function to print out usage
    * @param opts Parsed command line options 

hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-applications-distributedshell/src/test/java/org/apache/hadoop/yarn/applications/distributedshell/TestDistributedShell.java

@@ -18,11 +18,17 @@
 
 package org.apache.hadoop.yarn.applications.distributedshell;
 
+import java.io.File;
+import java.io.FileOutputStream;
 import java.io.IOException;
+import java.io.OutputStream;
+import java.net.URL;
 
+import junit.framework.Assert;
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
 import org.apache.hadoop.conf.Configuration;
+import org.apache.hadoop.mapred.JobConf;
 import org.apache.hadoop.util.JarFinder;
 import org.apache.hadoop.yarn.server.MiniYARNCluster;
 import org.junit.AfterClass;
@@ -48,6 +54,14 @@ public class TestDistributedShell {
           1, 1, 1);
       yarnCluster.init(conf);
       yarnCluster.start();
+      URL url = Thread.currentThread().getContextClassLoader().getResource("yarn-site.xml");
+      if (url == null) {
+        throw new RuntimeException("Could not find 'yarn-site.xml' dummy file in classpath");
+      }
+      yarnCluster.getConfig().set("yarn.application.classpath", new File(url.getPath()).getParent());
+      OutputStream os = new FileOutputStream(new File(url.getPath()));
+      yarnCluster.getConfig().writeXml(os);
+      os.close();
     }
     try {
       Thread.sleep(2000);
@@ -81,14 +95,14 @@ public class TestDistributedShell {
     };
 
     LOG.info("Initializing DS Client");
-    Client client = new Client();
+    Client client = new Client(new Configuration(yarnCluster.getConfig()));
     boolean initSuccess = client.init(args);
-    assert(initSuccess);
+    Assert.assertTrue(initSuccess);
     LOG.info("Running DS Client");
     boolean result = client.run();
 
     LOG.info("Client run completed. Result=" + result);
-    assert (result == true);		 
+    Assert.assertTrue(result);
 
   }
 

hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-applications-distributedshell/src/test/resources/yarn-site.xml

@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<?xml-stylesheet type="text/xsl" href="configuration.xsl"?>
+<!--
+  Licensed 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. See accompanying LICENSE file.
+-->
+
+<configuration>
+  <!-- Dummy (invalid) config file to be overwriten by TestDistributedShell with MiniCluster configuration. -->
+</configuration>
+
+

hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-common/src/main/java/org/apache/hadoop/yarn/conf/YarnConfiguration.java

@@ -538,6 +538,8 @@ public class YarnConfiguration extends Configuration {
   /** Container temp directory */
   public static final String DEFAULT_CONTAINER_TEMP_DIR = "./tmp";
 
+  public static final String IS_MINI_YARN_CLUSTER = YARN_PREFIX + ".is.minicluster";
+
   public YarnConfiguration() {
     super();
   }

hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/AdminService.java

@@ -120,6 +120,11 @@ public class AdminService extends AbstractService implements RMAdminProtocol {
     }
 
     this.server.start();
+    if (getConfig().getBoolean(YarnConfiguration.IS_MINI_YARN_CLUSTER, false)) {
+      String resolvedAddress =
+        this.server.getListenerAddress().getHostName() + ":" + this.server.getListenerAddress().getPort();
+      conf.set(YarnConfiguration.RM_ADMIN_ADDRESS, resolvedAddress);
+    }
     super.start();
   }
 

hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/ApplicationMasterService.java

@@ -119,11 +119,14 @@ public class ApplicationMasterService extends AbstractService implements
     }
     
     this.server.start();
-
     this.bindAddress =
         NetUtils.createSocketAddr(masterServiceAddress.getHostName(),
           this.server.getPort());
-
+    if (getConfig().getBoolean(YarnConfiguration.IS_MINI_YARN_CLUSTER, false)) {
+      String resolvedAddress =
+        this.server.getListenerAddress().getHostName() + ":" + this.server.getListenerAddress().getPort();
+      conf.set(YarnConfiguration.RM_SCHEDULER_ADDRESS, resolvedAddress);
+    }
     super.start();
   }
 

hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/ClientRMService.java

@@ -150,6 +150,11 @@ public class ClientRMService extends AbstractService implements
     }
     
     this.server.start();
+    if (getConfig().getBoolean(YarnConfiguration.IS_MINI_YARN_CLUSTER, false)) {
+      String resolvedAddress =
+        this.server.getListenerAddress().getHostName() + ":" + this.server.getListenerAddress().getPort();
+      conf.set(YarnConfiguration.RM_ADDRESS, resolvedAddress);
+    }
     super.start();
   }
 

hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/ResourceManager.java

@@ -20,6 +20,7 @@ package org.apache.hadoop.yarn.server.resourcemanager;
 
 
 import java.io.IOException;
+import java.net.InetAddress;
 import java.util.concurrent.BlockingQueue;
 import java.util.concurrent.LinkedBlockingQueue;
 
@@ -475,6 +476,15 @@ public class ResourceManager extends CompositeService implements Recoverable {
     } catch(IOException ie) {
       throw new YarnException("Failed to start secret manager threads", ie);
     }
+
+    if (getConfig().getBoolean(YarnConfiguration.IS_MINI_YARN_CLUSTER, false)) {
+      String hostname = getConfig().get(YarnConfiguration.RM_WEBAPP_ADDRESS,
+                                        YarnConfiguration.DEFAULT_RM_WEBAPP_ADDRESS);
+      hostname = (hostname.contains(":")) ? hostname.substring(0, hostname.indexOf(":")) : hostname;
+      int port = webApp.port();
+      String resolvedAddress = hostname + ":" + port;
+      conf.set(YarnConfiguration.RM_WEBAPP_ADDRESS, resolvedAddress);
+    }
     
     super.start();
 

hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/ResourceTrackerService.java

@@ -133,6 +133,11 @@ public class ResourceTrackerService extends AbstractService implements
     }
 
     this.server.start();
+    if (getConfig().getBoolean(YarnConfiguration.IS_MINI_YARN_CLUSTER, false)) {
+      String resolvedAddress =
+        server.getListenerAddress().getHostName() + ":" + server.getListenerAddress().getPort();
+      conf.set(YarnConfiguration.RM_RESOURCE_TRACKER_ADDRESS, resolvedAddress);
+    }
   }
 
   @Override

hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-tests/src/test/java/org/apache/hadoop/yarn/server/MiniYARNCluster.java

@@ -20,6 +20,9 @@ package org.apache.hadoop.yarn.server;
 
 import java.io.File;
 import java.io.IOException;
+import java.net.InetAddress;
+import java.net.ServerSocket;
+import java.net.UnknownHostException;
 
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
@@ -113,7 +116,16 @@ public class MiniYARNCluster extends CompositeService {
   public NodeManager getNodeManager(int i) {
     return this.nodeManagers[i];
   }
-  
+
+  public static String getHostname() {
+    try {
+      return InetAddress.getLocalHost().getHostName();
+    }
+    catch (UnknownHostException ex) {
+      throw new RuntimeException(ex);
+    }
+  }
+
   private class ResourceManagerWrapper extends AbstractService {
     public ResourceManagerWrapper() {
       super(ResourceManagerWrapper.class.getName());
@@ -122,6 +134,19 @@ public class MiniYARNCluster extends CompositeService {
     @Override
     public synchronized void start() {
       try {
+        getConfig().setBoolean(YarnConfiguration.IS_MINI_YARN_CLUSTER, true);
+        getConfig().set(YarnConfiguration.RM_ADDRESS,
+                        MiniYARNCluster.getHostname() + ":0");
+        getConfig().set(YarnConfiguration.RM_ADDRESS,
+                        MiniYARNCluster.getHostname() + ":0");
+        getConfig().set(YarnConfiguration.RM_ADMIN_ADDRESS,
+                        MiniYARNCluster.getHostname() + ":0");
+        getConfig().set(YarnConfiguration.RM_SCHEDULER_ADDRESS,
+                        MiniYARNCluster.getHostname() + ":0");
+        getConfig().set(YarnConfiguration.RM_RESOURCE_TRACKER_ADDRESS,
+                        MiniYARNCluster.getHostname() + ":0");
+        getConfig().set(YarnConfiguration.RM_WEBAPP_ADDRESS,
+                        MiniYARNCluster.getHostname() + ":0");
         Store store = StoreFactory.getStore(getConfig());
         resourceManager = new ResourceManager(store) {
           @Override
@@ -151,6 +176,10 @@ public class MiniYARNCluster extends CompositeService {
       } catch (Throwable t) {
         throw new YarnException(t);
       }
+      LOG.info("MiniYARN ResourceManager address: " +
+               getConfig().get(YarnConfiguration.RM_ADDRESS));
+      LOG.info("MiniYARN ResourceManager web address: " +
+               getConfig().get(YarnConfiguration.RM_WEBAPP_ADDRESS));
     }
 
     @Override
@@ -212,9 +241,12 @@ public class MiniYARNCluster extends CompositeService {
             	remoteLogDir.getAbsolutePath());
         // By default AM + 2 containers
         getConfig().setInt(YarnConfiguration.NM_PMEM_MB, 4*1024);
-        getConfig().set(YarnConfiguration.NM_ADDRESS, "0.0.0.0:0");
-        getConfig().set(YarnConfiguration.NM_LOCALIZER_ADDRESS, "0.0.0.0:0");
-        getConfig().set(YarnConfiguration.NM_WEBAPP_ADDRESS, "0.0.0.0:0");
+        getConfig().set(YarnConfiguration.NM_ADDRESS,
+                        MiniYARNCluster.getHostname() + ":0");
+        getConfig().set(YarnConfiguration.NM_LOCALIZER_ADDRESS,
+                        MiniYARNCluster.getHostname() + ":0");
+        getConfig().set(YarnConfiguration.NM_WEBAPP_ADDRESS,
+                        MiniYARNCluster.getHostname() + ":0");
         LOG.info("Starting NM: " + index);
         nodeManagers[index].init(getConfig());
         new Thread() {

hadoop-tools/hadoop-streaming/src/test/java/org/apache/hadoop/streaming/TestFileArgs.java

@@ -20,12 +20,13 @@ package org.apache.hadoop.streaming;
 
 import java.io.DataOutputStream;
 import java.io.IOException;
+import java.util.Map;
+
 import org.apache.hadoop.hdfs.MiniDFSCluster;
 import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.fs.FileSystem;
 import org.apache.hadoop.fs.Path;
 import org.apache.hadoop.mapred.MiniMRCluster;
-import org.apache.hadoop.mapreduce.server.jobtracker.JTConfig;
 import org.junit.After;
 import org.junit.Before;
 
@@ -38,8 +39,6 @@ public class TestFileArgs extends TestStreaming
   private MiniDFSCluster dfs = null;
   private MiniMRCluster mr = null;
   private FileSystem fileSys = null;
-  private String strJobTracker = null;
-  private String strNamenode = null;
   private String namenode = null;
   private Configuration conf = null;
 
@@ -56,8 +55,6 @@ public class TestFileArgs extends TestStreaming
     fileSys = dfs.getFileSystem();
     namenode = fileSys.getUri().getAuthority();
     mr  = new MiniMRCluster(1, namenode, 1);
-    strJobTracker = JTConfig.JT_IPC_ADDRESS + "=localhost:" + mr.createJobConf().get(JTConfig.JT_IPC_ADDRESS);
-    strNamenode = "fs.default.name=" + mr.createJobConf().get("fs.default.name");
 
     map = LS_PATH;
     FileSystem.setDefaultUri(conf, "hdfs://" + namenode);
@@ -100,18 +97,16 @@ public class TestFileArgs extends TestStreaming
 
   @Override
   protected String[] genArgs() {
+    for (Map.Entry<String, String> entry : mr.createJobConf()) {
+      args.add("-jobconf");
+      args.add(entry.getKey() + "=" + entry.getValue());
+    }
     args.add("-file");
     args.add(new java.io.File("target/sidefile").getAbsolutePath());
     args.add("-numReduceTasks");
     args.add("0");
     args.add("-jobconf");
-    args.add(strNamenode);
-    args.add("-jobconf");
-    args.add(strJobTracker);
-    args.add("-jobconf");
     args.add("mapred.jar=" + STREAMING_JAR);
-    args.add("-jobconf");
-    args.add("mapreduce.framework.name=yarn");
     args.add("-verbose");
     return super.genArgs();
   }

hadoop-tools/hadoop-streaming/src/test/java/org/apache/hadoop/streaming/TestMultipleArchiveFiles.java

@@ -19,14 +19,10 @@
 package org.apache.hadoop.streaming;
 
 import java.io.File;
-import java.io.FileOutputStream;
 import java.io.IOException;
 import java.io.DataOutputStream;
-import java.io.InputStreamReader;
-import java.io.BufferedReader;
-import java.util.Arrays;
+import java.util.Map;
 import java.util.zip.ZipEntry;
-import java.util.jar.JarOutputStream;
 import java.util.zip.ZipOutputStream;
 
 import org.apache.commons.logging.Log;
@@ -37,12 +33,7 @@ import org.apache.hadoop.fs.FileSystem;
 import org.apache.hadoop.fs.FileUtil;
 import org.apache.hadoop.fs.Path;
 import org.apache.hadoop.mapred.*;
-import org.apache.hadoop.mapreduce.server.jobtracker.JTConfig;
 import org.apache.hadoop.hdfs.MiniDFSCluster;
-import org.apache.hadoop.util.StringUtils;
-
-import org.junit.Test;
-import static org.junit.Assert.*;
 
 /**
  * This class tests cacheArchive option of streaming
@@ -66,8 +57,6 @@ public class TestMultipleArchiveFiles extends TestStreaming
   private MiniDFSCluster dfs = null;
   private MiniMRCluster mr = null;
   private FileSystem fileSys = null;
-  private String strJobTracker = null;
-  private String strNamenode = null;
   private String namenode = null;
 
   public TestMultipleArchiveFiles() throws Exception {
@@ -80,8 +69,6 @@ public class TestMultipleArchiveFiles extends TestStreaming
     fileSys = dfs.getFileSystem();
     namenode = fileSys.getUri().getAuthority();
     mr  = new MiniMRCluster(1, namenode, 1);
-    strJobTracker = JTConfig.JT_IPC_ADDRESS + "=localhost:" + mr.createJobConf().get(JTConfig.JT_IPC_ADDRESS);
-    strNamenode = "fs.default.name=" + mr.createJobConf().get("fs.default.name");
 
     map = "xargs cat";
     reduce = "cat";
@@ -123,6 +110,10 @@ public class TestMultipleArchiveFiles extends TestStreaming
     String cache1 = workDir + CACHE_ARCHIVE_1 + "#symlink1";
     String cache2 = workDir + CACHE_ARCHIVE_2 + "#symlink2";
 
+    for (Map.Entry<String, String> entry : mr.createJobConf()) {
+      args.add("-jobconf");
+      args.add(entry.getKey() + "=" + entry.getValue());
+    }
     args.add("-jobconf");
     args.add("mapreduce.job.reduces=1");
     args.add("-cacheArchive");
@@ -130,13 +121,7 @@ public class TestMultipleArchiveFiles extends TestStreaming
     args.add("-cacheArchive");
     args.add(cache2);
     args.add("-jobconf");
-    args.add(strNamenode);
-    args.add("-jobconf");
-    args.add(strJobTracker);
-    args.add("-jobconf");
     args.add("mapred.jar=" + STREAMING_JAR);
-    args.add("-jobconf");
-    args.add("mapreduce.framework.name=yarn");
     return super.genArgs();
   }
 

hadoop-tools/hadoop-streaming/src/test/java/org/apache/hadoop/streaming/TestMultipleCachefiles.java

@@ -22,8 +22,9 @@ import java.io.BufferedReader;
 import java.io.DataOutputStream;
 import java.io.IOException;
 import java.io.InputStreamReader;
-import java.io.PrintWriter;
-import java.io.StringWriter;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map;
 
 import org.junit.Test;
 import static org.junit.Assert.*;
@@ -36,7 +37,7 @@ import org.apache.hadoop.hdfs.MiniDFSCluster;
 import org.apache.hadoop.mapred.JobConf;
 import org.apache.hadoop.mapred.MiniMRCluster;
 import org.apache.hadoop.mapred.Utils;
-import org.apache.hadoop.mapreduce.server.jobtracker.JTConfig;
+
 /**
  * This test case tests the symlink creation
  * utility provided by distributed caching 
@@ -73,15 +74,18 @@ public class TestMultipleCachefiles
       String namenode = fileSys.getUri().toString();
 
       mr  = new MiniMRCluster(1, namenode, 3);
-      String strJobtracker = JTConfig.JT_IPC_ADDRESS + "=localhost:" + mr.createJobConf().get(JTConfig.JT_IPC_ADDRESS);
-      String strNamenode = "fs.default.name=" + mr.createJobConf().get("fs.default.name");
+
+      List<String> args = new ArrayList<String>();
+      for (Map.Entry<String, String> entry : mr.createJobConf()) {
+        args.add("-jobconf");
+        args.add(entry.getKey() + "=" + entry.getValue());
+      }
+
       String argv[] = new String[] {
         "-input", INPUT_FILE,
         "-output", OUTPUT_DIR,
         "-mapper", map,
         "-reducer", reduce,
-        "-jobconf", strNamenode,
-        "-jobconf", strJobtracker,
         "-jobconf", "stream.tmpdir="+System.getProperty("test.build.data","/tmp"),
         "-jobconf", 
           JobConf.MAPRED_MAP_TASK_JAVA_OPTS + "=" +
@@ -98,9 +102,13 @@ public class TestMultipleCachefiles
         "-cacheFile", fileSys.getUri() + CACHE_FILE + "#" + mapString,
         "-cacheFile", fileSys.getUri() + CACHE_FILE_2 + "#" + mapString2,
         "-jobconf", "mapred.jar=" + TestStreaming.STREAMING_JAR,
-        "-jobconf", "mapreduce.framework.name=yarn"
       };
 
+      for (String arg : argv) {
+        args.add(arg);
+      }
+      argv = args.toArray(new String[args.size()]);
+      
       fileSys.delete(new Path(OUTPUT_DIR), true);
       
       DataOutputStream file = fileSys.create(new Path(INPUT_FILE));

hadoop-tools/hadoop-streaming/src/test/java/org/apache/hadoop/streaming/TestStreamingTaskLog.java

@@ -19,6 +19,9 @@
 package org.apache.hadoop.streaming;
 
 import java.io.*;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map;
 
 import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.fs.FileSystem;
@@ -47,20 +50,30 @@ public class TestStreamingTaskLog {
   final long USERLOG_LIMIT_KB = 5;//consider 5kb as logSize
 
   String[] genArgs() {
-    return new String[] {
+
+    List<String> args = new ArrayList<String>();
+    for (Map.Entry<String, String> entry : mr.createJobConf()) {
+      args.add("-jobconf");
+      args.add(entry.getKey() + "=" + entry.getValue());
+    }
+
+    String[] argv = new String[] {
       "-input", inputPath.toString(),
       "-output", outputPath.toString(),
       "-mapper", map,
       "-reducer", StreamJob.REDUCE_NONE,
-      "-jobconf", "mapred.job.tracker=" + mr.createJobConf().get(JTConfig.JT_IPC_ADDRESS),
-      "-jobconf", "fs.default.name=" + fs.getUri().toString(),
       "-jobconf", "mapred.map.tasks=1",
       "-jobconf", "keep.failed.task.files=true",
       "-jobconf", "mapreduce.task.userlog.limit.kb=" + USERLOG_LIMIT_KB,
       "-jobconf", "stream.tmpdir="+System.getProperty("test.build.data","/tmp"),
       "-jobconf", "mapred.jar=" + TestStreaming.STREAMING_JAR,
-      "-jobconf", "mapreduce.framework.name=yarn"
     };
+
+    for (String arg : argv) {
+      args.add(arg);
+    }
+    argv = args.toArray(new String[args.size()]);
+    return argv;
   }
 
   /**

hadoop-tools/hadoop-streaming/src/test/java/org/apache/hadoop/streaming/TestSymLink.java

@@ -21,6 +21,9 @@ package org.apache.hadoop.streaming;
 import java.io.BufferedReader;
 import java.io.DataOutputStream;
 import java.io.InputStreamReader;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map;
 
 import org.junit.Test;
 import static org.junit.Assert.*;
@@ -62,17 +65,20 @@ public class TestSymLink
       FileSystem fileSys = dfs.getFileSystem();
       String namenode = fileSys.getUri().toString();
       mr  = new MiniMRCluster(1, namenode, 3);
+
+      List<String> args = new ArrayList<String>();
+      for (Map.Entry<String, String> entry : mr.createJobConf()) {
+        args.add("-jobconf");
+        args.add(entry.getKey() + "=" + entry.getValue());
+      }
+
       // During tests, the default Configuration will use a local mapred
       // So don't specify -config or -cluster
-      String strJobtracker = JTConfig.JT_IPC_ADDRESS + "=localhost:" + mr.createJobConf().get(JTConfig.JT_IPC_ADDRESS);
-      String strNamenode = "fs.default.name=" + mr.createJobConf().get("fs.default.name");
       String argv[] = new String[] {
         "-input", INPUT_FILE,
         "-output", OUTPUT_DIR,
         "-mapper", map,
         "-reducer", reduce,
-        "-jobconf", strNamenode,
-        "-jobconf", strJobtracker,
         "-jobconf", "stream.tmpdir="+System.getProperty("test.build.data","/tmp"),
         "-jobconf", 
           JobConf.MAPRED_MAP_TASK_JAVA_OPTS+ "=" +
@@ -88,9 +94,13 @@ public class TestSymLink
                      conf.get(JobConf.MAPRED_TASK_JAVA_OPTS, "")),
         "-cacheFile", fileSys.getUri() + CACHE_FILE + "#testlink",
         "-jobconf", "mapred.jar=" + TestStreaming.STREAMING_JAR,
-        "-jobconf", "mapreduce.framework.name=yarn"
       };
 
+      for (String arg : argv) {
+        args.add(arg);
+      }
+      argv = args.toArray(new String[args.size()]);
+  
       fileSys.delete(new Path(OUTPUT_DIR), true);
       
       DataOutputStream file = fileSys.create(new Path(INPUT_FILE));