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From vino...@apache.org
Subject svn commit: r1482175 - in /hadoop/common/trunk/hadoop-mapreduce-project: ./ hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/main/java/org/apache/hadoop/mapreduce/v2/app/ hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/test/java/org/apac...
Date Tue, 14 May 2013 02:48:53 GMT
Author: vinodkv
Date: Tue May 14 02:48:53 2013
New Revision: 1482175

URL: http://svn.apache.org/r1482175
Log:
MAPREDUCE-5240. Fix a bug in MRAppMaster because of which OutputCommitter could not access
credentials set by the user. Contributed by Vinod Kumar Vavilapalli.

Modified:
    hadoop/common/trunk/hadoop-mapreduce-project/CHANGES.txt
    hadoop/common/trunk/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/main/java/org/apache/hadoop/mapreduce/v2/app/MRAppMaster.java
    hadoop/common/trunk/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/test/java/org/apache/hadoop/mapreduce/v2/app/TestMRAppMaster.java

Modified: hadoop/common/trunk/hadoop-mapreduce-project/CHANGES.txt
URL: http://svn.apache.org/viewvc/hadoop/common/trunk/hadoop-mapreduce-project/CHANGES.txt?rev=1482175&r1=1482174&r2=1482175&view=diff
==============================================================================
--- hadoop/common/trunk/hadoop-mapreduce-project/CHANGES.txt (original)
+++ hadoop/common/trunk/hadoop-mapreduce-project/CHANGES.txt Tue May 14 02:48:53 2013
@@ -410,6 +410,9 @@ Release 2.0.5-beta - UNRELEASED
     MAPREDUCE-5220. Setter methods in TaskCompletionEvent are public in MR1 and 
     protected in MR2. (sandyr via tucu)
 
+    MAPREDUCE-5240. Fix a bug in MRAppMaster because of which OutputCommitter
+    could not access credentials set by the user. (vinodkv)
+
 Release 2.0.4-alpha - 2013-04-25
 
   INCOMPATIBLE CHANGES

Modified: hadoop/common/trunk/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/main/java/org/apache/hadoop/mapreduce/v2/app/MRAppMaster.java
URL: http://svn.apache.org/viewvc/hadoop/common/trunk/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/main/java/org/apache/hadoop/mapreduce/v2/app/MRAppMaster.java?rev=1482175&r1=1482174&r2=1482175&view=diff
==============================================================================
--- hadoop/common/trunk/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/main/java/org/apache/hadoop/mapreduce/v2/app/MRAppMaster.java
(original)
+++ hadoop/common/trunk/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/main/java/org/apache/hadoop/mapreduce/v2/app/MRAppMaster.java
Tue May 14 02:48:53 2013
@@ -1304,7 +1304,7 @@ public class MRAppMaster extends Composi
               Integer.parseInt(maxAppAttempts));
       ShutdownHookManager.get().addShutdownHook(
         new MRAppMasterShutdownHook(appMaster), SHUTDOWN_HOOK_PRIORITY);
-      YarnConfiguration conf = new YarnConfiguration(new JobConf());
+      JobConf conf = new JobConf(new YarnConfiguration());
       conf.addResource(new Path(MRJobConfig.JOB_CONF_FILE));
       String jobUserName = System
           .getenv(ApplicationConstants.Environment.USER.name());
@@ -1357,7 +1357,7 @@ public class MRAppMaster extends Composi
   }
 
   protected static void initAndStartAppMaster(final MRAppMaster appMaster,
-      final YarnConfiguration conf, String jobUserName) throws IOException,
+      final JobConf conf, String jobUserName) throws IOException,
       InterruptedException {
     UserGroupInformation.setConfiguration(conf);
     // Security framework already loaded the tokens into current UGI, just use
@@ -1367,6 +1367,7 @@ public class MRAppMaster extends Composi
     UserGroupInformation appMasterUgi = UserGroupInformation
         .createRemoteUser(jobUserName);
     appMasterUgi.addCredentials(credentials);
+    conf.getCredentials().addAll(credentials);
     appMasterUgi.doAs(new PrivilegedExceptionAction<Object>() {
       @Override
       public Object run() throws Exception {

Modified: hadoop/common/trunk/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/test/java/org/apache/hadoop/mapreduce/v2/app/TestMRAppMaster.java
URL: http://svn.apache.org/viewvc/hadoop/common/trunk/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/test/java/org/apache/hadoop/mapreduce/v2/app/TestMRAppMaster.java?rev=1482175&r1=1482174&r2=1482175&view=diff
==============================================================================
--- hadoop/common/trunk/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/test/java/org/apache/hadoop/mapreduce/v2/app/TestMRAppMaster.java
(original)
+++ hadoop/common/trunk/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/test/java/org/apache/hadoop/mapreduce/v2/app/TestMRAppMaster.java
Tue May 14 02:48:53 2013
@@ -40,6 +40,7 @@ import org.apache.hadoop.fs.FileContext;
 import org.apache.hadoop.fs.FileSystem;
 import org.apache.hadoop.fs.Path;
 import org.apache.hadoop.io.Text;
+import org.apache.hadoop.mapred.JobConf;
 import org.apache.hadoop.mapreduce.MRJobConfig;
 import org.apache.hadoop.mapreduce.OutputCommitter;
 import org.apache.hadoop.mapreduce.TypeConverter;
@@ -61,7 +62,6 @@ import org.apache.hadoop.yarn.YarnExcept
 import org.apache.hadoop.yarn.api.records.ApplicationAttemptId;
 import org.apache.hadoop.yarn.api.records.ApplicationId;
 import org.apache.hadoop.yarn.api.records.ContainerId;
-import org.apache.hadoop.yarn.conf.YarnConfiguration;
 import org.apache.hadoop.yarn.event.EventHandler;
 import org.apache.hadoop.yarn.util.BuilderUtils;
 import org.apache.hadoop.yarn.util.ConverterUtils;
@@ -113,7 +113,7 @@ public class TestMRAppMaster {
     MRAppMasterTest appMaster =
         new MRAppMasterTest(applicationAttemptId, containerId, "host", -1, -1,
             System.currentTimeMillis(), MRJobConfig.DEFAULT_MR_AM_MAX_ATTEMPTS);
-    YarnConfiguration conf = new YarnConfiguration();
+    JobConf conf = new JobConf();
     conf.set(MRJobConfig.MR_AM_STAGING_DIR, stagingDir);
     MRAppMaster.initAndStartAppMaster(appMaster, conf, userName);
     Path userPath = new Path(stagingDir, userName);
@@ -128,7 +128,7 @@ public class TestMRAppMaster {
     String applicationAttemptIdStr = "appattempt_1317529182569_0004_000002";
     String containerIdStr = "container_1317529182569_0004_000002_1";
     String userName = "TestAppMasterUser";
-    YarnConfiguration conf = new YarnConfiguration();
+    JobConf conf = new JobConf();
     conf.set(MRJobConfig.MR_AM_STAGING_DIR, stagingDir);
     ApplicationAttemptId applicationAttemptId = ConverterUtils
         .toApplicationAttemptId(applicationAttemptIdStr);
@@ -163,7 +163,7 @@ public class TestMRAppMaster {
     String applicationAttemptIdStr = "appattempt_1317529182569_0004_000002";
     String containerIdStr = "container_1317529182569_0004_000002_1";
     String userName = "TestAppMasterUser";
-    YarnConfiguration conf = new YarnConfiguration();
+    JobConf conf = new JobConf();
     conf.set(MRJobConfig.MR_AM_STAGING_DIR, stagingDir);
     ApplicationAttemptId applicationAttemptId = ConverterUtils
         .toApplicationAttemptId(applicationAttemptIdStr);
@@ -199,7 +199,7 @@ public class TestMRAppMaster {
     String applicationAttemptIdStr = "appattempt_1317529182569_0004_000002";
     String containerIdStr = "container_1317529182569_0004_000002_1";
     String userName = "TestAppMasterUser";
-    YarnConfiguration conf = new YarnConfiguration();
+    JobConf conf = new JobConf();
     conf.set(MRJobConfig.MR_AM_STAGING_DIR, stagingDir);
     ApplicationAttemptId applicationAttemptId = ConverterUtils
         .toApplicationAttemptId(applicationAttemptIdStr);
@@ -235,7 +235,7 @@ public class TestMRAppMaster {
     String applicationAttemptIdStr = "appattempt_1317529182569_0004_000002";
     String containerIdStr = "container_1317529182569_0004_000002_1";
     String userName = "TestAppMasterUser";
-    YarnConfiguration conf = new YarnConfiguration();
+    JobConf conf = new JobConf();
     conf.set(MRJobConfig.MR_AM_STAGING_DIR, stagingDir);
     ApplicationAttemptId applicationAttemptId = ConverterUtils
         .toApplicationAttemptId(applicationAttemptIdStr);
@@ -280,7 +280,7 @@ public class TestMRAppMaster {
     ApplicationAttemptId applicationAttemptId = ConverterUtils
         .toApplicationAttemptId(applicationAttemptIdStr);
     ContainerId containerId = ConverterUtils.toContainerId(containerIdStr);
-    YarnConfiguration conf = new YarnConfiguration();
+    JobConf conf = new JobConf();
     conf.set(MRJobConfig.MR_AM_STAGING_DIR, stagingDir);
 
     File stagingDir =
@@ -345,10 +345,12 @@ public class TestMRAppMaster {
         new Token<TokenIdentifier>(identifier, password, kind, service);
     Text tokenAlias = new Text("myToken");
     credentials.addToken(tokenAlias, myToken);
+    Text keyAlias = new Text("mySecretKeyAlias");
+    credentials.addSecretKey(keyAlias, "mySecretKey".getBytes());
     Token<? extends TokenIdentifier> storedToken =
         credentials.getToken(tokenAlias);
 
-    YarnConfiguration conf = new YarnConfiguration();
+    JobConf conf = new JobConf();
 
     Path tokenFilePath = new Path(testDir.getAbsolutePath(), "tokens-file");
     Map<String, String> newEnv = new HashMap<String, String>();
@@ -381,14 +383,28 @@ public class TestMRAppMaster {
     // Now validate the credentials
     Credentials appMasterCreds = appMaster.credentials;
     Assert.assertNotNull(appMasterCreds);
+    Assert.assertEquals(1, appMasterCreds.numberOfSecretKeys());
+    Assert.assertEquals(1, appMasterCreds.numberOfTokens());
+
+    // Validate the tokens
     Token<? extends TokenIdentifier> usedToken =
         appMasterCreds.getToken(tokenAlias);
     Assert.assertNotNull(usedToken);
-    Assert
-      .assertEquals("MyIdentifier", new String(storedToken.getIdentifier()));
-    Assert.assertEquals("MyPassword", new String(storedToken.getPassword()));
-    Assert.assertEquals("MyTokenKind", storedToken.getKind().toString());
-    Assert.assertEquals("host:port", storedToken.getService().toString());
+    Assert.assertEquals(storedToken, usedToken);
+
+    // Validate the keys
+    byte[] usedKey = appMasterCreds.getSecretKey(keyAlias);
+    Assert.assertNotNull(usedKey);
+    Assert.assertEquals("mySecretKey", new String(usedKey));
+
+    // The credentials should also be added to conf so that OuputCommitter can
+    // access it
+    Credentials confCredentials = conf.getCredentials();
+    Assert.assertEquals(1, confCredentials.numberOfSecretKeys());
+    Assert.assertEquals(1, confCredentials.numberOfTokens());
+    Assert.assertEquals(storedToken, confCredentials.getToken(tokenAlias));
+    Assert.assertEquals("mySecretKey",
+      new String(confCredentials.getSecretKey(keyAlias)));
   }
 }
 



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