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From cnaur...@apache.org
Subject svn commit: r1611724 - in /hadoop/common/branches/branch-2/hadoop-hdfs-project/hadoop-hdfs: ./ src/main/java/org/apache/hadoop/hdfs/server/common/ src/main/java/org/apache/hadoop/hdfs/server/namenode/ src/test/java/org/apache/hadoop/hdfs/server/namenode/
Date Fri, 18 Jul 2014 17:17:15 GMT
Author: cnauroth
Date: Fri Jul 18 17:17:15 2014
New Revision: 1611724

URL: http://svn.apache.org/r1611724
Log:
HDFS-6597. Merging change r1611723 from trunk to branch-2.

Modified:
    hadoop/common/branches/branch-2/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
    hadoop/common/branches/branch-2/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/common/HdfsServerConstants.java
    hadoop/common/branches/branch-2/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSImage.java
    hadoop/common/branches/branch-2/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java
    hadoop/common/branches/branch-2/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/NNStorage.java
    hadoop/common/branches/branch-2/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/NameNode.java
    hadoop/common/branches/branch-2/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestStartupOptionUpgrade.java

Modified: hadoop/common/branches/branch-2/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-2/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt?rev=1611724&r1=1611723&r2=1611724&view=diff
==============================================================================
--- hadoop/common/branches/branch-2/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt (original)
+++ hadoop/common/branches/branch-2/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt Fri Jul 18
17:17:15 2014
@@ -46,6 +46,9 @@ Release 2.6.0 - UNRELEASED
     HDFS-4120. Add a new "-skipSharedEditsCheck" option for BootstrapStandby
     (Liang Xie and Rakesh R via vinayakumarb)
 
+    HDFS-6597. Add a new option to NN upgrade to terminate the process after
+    upgrade on NN is completed. (Danilo Vunjak via cnauroth)
+
   OPTIMIZATIONS
 
     HDFS-6690. Deduplicate xattr names in memory. (wang)

Modified: hadoop/common/branches/branch-2/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/common/HdfsServerConstants.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-2/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/common/HdfsServerConstants.java?rev=1611724&r1=1611723&r2=1611724&view=diff
==============================================================================
--- hadoop/common/branches/branch-2/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/common/HdfsServerConstants.java
(original)
+++ hadoop/common/branches/branch-2/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/common/HdfsServerConstants.java
Fri Jul 18 17:17:15 2014
@@ -93,7 +93,8 @@ public final class HdfsServerConstants {
     FORCE("-force"),
     NONINTERACTIVE("-nonInteractive"),
     RENAMERESERVED("-renameReserved"),
-    METADATAVERSION("-metadataVersion");
+    METADATAVERSION("-metadataVersion"),
+    UPGRADEONLY("-upgradeOnly");
 
     private static final Pattern ENUM_WITH_ROLLING_UPGRADE_OPTION = Pattern.compile(
         "(\\w+)\\((\\w+)\\)");

Modified: hadoop/common/branches/branch-2/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSImage.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-2/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSImage.java?rev=1611724&r1=1611723&r2=1611724&view=diff
==============================================================================
--- hadoop/common/branches/branch-2/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSImage.java
(original)
+++ hadoop/common/branches/branch-2/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSImage.java
Fri Jul 18 17:17:15 2014
@@ -225,6 +225,7 @@ public class FSImage implements Closeabl
       NNStorage.checkVersionUpgradable(storage.getLayoutVersion());
     }
     if (startOpt != StartupOption.UPGRADE
+        && startOpt != StartupOption.UPGRADEONLY
         && !RollingUpgradeStartupOption.STARTED.matches(startOpt)
         && layoutVersion < Storage.LAST_PRE_UPGRADE_LAYOUT_VERSION
         && layoutVersion != HdfsConstants.NAMENODE_LAYOUT_VERSION) {
@@ -263,6 +264,7 @@ public class FSImage implements Closeabl
     // 3. Do transitions
     switch(startOpt) {
     case UPGRADE:
+    case UPGRADEONLY:
       doUpgrade(target);
       return false; // upgrade saved image already
     case IMPORT:
@@ -748,11 +750,13 @@ public class FSImage implements Closeabl
       editLog.recoverUnclosedStreams();
     } else if (HAUtil.isHAEnabled(conf, nameserviceId)
         && (startOpt == StartupOption.UPGRADE
+            || startOpt == StartupOption.UPGRADEONLY
             || RollingUpgradeStartupOption.ROLLBACK.matches(startOpt))) {
       // This NN is HA, but we're doing an upgrade or a rollback of rolling
       // upgrade so init the edit log for write.
       editLog.initJournalsForWrite();
-      if (startOpt == StartupOption.UPGRADE) {
+      if (startOpt == StartupOption.UPGRADE
+          || startOpt == StartupOption.UPGRADEONLY) {
         long sharedLogCTime = editLog.getSharedLogCTime();
         if (this.storage.getCTime() < sharedLogCTime) {
           throw new IOException("It looks like the shared log is already " +

Modified: hadoop/common/branches/branch-2/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-2/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java?rev=1611724&r1=1611723&r2=1611724&view=diff
==============================================================================
--- hadoop/common/branches/branch-2/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java
(original)
+++ hadoop/common/branches/branch-2/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java
Fri Jul 18 17:17:15 2014
@@ -971,7 +971,8 @@ public class FSNamesystem implements Nam
       }
       // This will start a new log segment and write to the seen_txid file, so
       // we shouldn't do it when coming up in standby state
-      if (!haEnabled || (haEnabled && startOpt == StartupOption.UPGRADE)) {
+      if (!haEnabled || (haEnabled && startOpt == StartupOption.UPGRADE)
+          || (haEnabled && startOpt == StartupOption.UPGRADEONLY)) {
         fsImage.openEditLogForWrite();
       }
       success = true;

Modified: hadoop/common/branches/branch-2/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/NNStorage.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-2/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/NNStorage.java?rev=1611724&r1=1611723&r2=1611724&view=diff
==============================================================================
--- hadoop/common/branches/branch-2/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/NNStorage.java
(original)
+++ hadoop/common/branches/branch-2/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/NNStorage.java
Fri Jul 18 17:17:15 2014
@@ -836,7 +836,7 @@ public class NNStorage extends Storage i
    */
   void processStartupOptionsForUpgrade(StartupOption startOpt, int layoutVersion)
       throws IOException {
-    if (startOpt == StartupOption.UPGRADE) {
+    if (startOpt == StartupOption.UPGRADE || startOpt == StartupOption.UPGRADEONLY) {
       // If upgrade from a release that does not support federation,
       // if clusterId is provided in the startupOptions use it.
       // Else generate a new cluster ID      

Modified: hadoop/common/branches/branch-2/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/NameNode.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-2/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/NameNode.java?rev=1611724&r1=1611723&r2=1611724&view=diff
==============================================================================
--- hadoop/common/branches/branch-2/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/NameNode.java
(original)
+++ hadoop/common/branches/branch-2/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/NameNode.java
Fri Jul 18 17:17:15 2014
@@ -209,6 +209,9 @@ public class NameNode implements NameNod
       + StartupOption.UPGRADE.getName() + 
         " [" + StartupOption.CLUSTERID.getName() + " cid]" +
         " [" + StartupOption.RENAMERESERVED.getName() + "<k-v pairs>] ] | \n\t["
+      + StartupOption.UPGRADEONLY.getName() + 
+        " [" + StartupOption.CLUSTERID.getName() + " cid]" +
+        " [" + StartupOption.RENAMERESERVED.getName() + "<k-v pairs>] ] | \n\t["
       + StartupOption.ROLLBACK.getName() + "] | \n\t["
       + StartupOption.ROLLINGUPGRADE.getName() + " <"
       + RollingUpgradeStartupOption.DOWNGRADE.name().toLowerCase() + "|"
@@ -712,6 +715,7 @@ public class NameNode implements NameNod
    * <li>{@link StartupOption#BACKUP BACKUP} - start backup node</li>
    * <li>{@link StartupOption#CHECKPOINT CHECKPOINT} - start checkpoint node</li>
    * <li>{@link StartupOption#UPGRADE UPGRADE} - start the cluster  
+   * <li>{@link StartupOption#UPGRADEONLY UPGRADEONLY} - upgrade the cluster  
    * upgrade and create a snapshot of the current file system state</li> 
    * <li>{@link StartupOption#RECOVER RECOVERY} - recover name node
    * metadata</li>
@@ -766,7 +770,8 @@ public class NameNode implements NameNod
   }
 
   protected HAState createHAState(StartupOption startOpt) {
-    if (!haEnabled || startOpt == StartupOption.UPGRADE) {
+    if (!haEnabled || startOpt == StartupOption.UPGRADE 
+        || startOpt == StartupOption.UPGRADEONLY) {
       return ACTIVE_STATE;
     } else {
       return STANDBY_STATE;
@@ -1197,8 +1202,10 @@ public class NameNode implements NameNod
         startOpt = StartupOption.BACKUP;
       } else if (StartupOption.CHECKPOINT.getName().equalsIgnoreCase(cmd)) {
         startOpt = StartupOption.CHECKPOINT;
-      } else if (StartupOption.UPGRADE.getName().equalsIgnoreCase(cmd)) {
-        startOpt = StartupOption.UPGRADE;
+      } else if (StartupOption.UPGRADE.getName().equalsIgnoreCase(cmd)
+          || StartupOption.UPGRADEONLY.getName().equalsIgnoreCase(cmd)) {
+        startOpt = StartupOption.UPGRADE.getName().equalsIgnoreCase(cmd) ? 
+            StartupOption.UPGRADE : StartupOption.UPGRADEONLY;
         /* Can be followed by CLUSTERID with a required parameter or
          * RENAMERESERVED with an optional parameter
          */
@@ -1402,6 +1409,12 @@ public class NameNode implements NameNod
         terminate(0);
         return null; // avoid javac warning
       }
+      case UPGRADEONLY: {
+        DefaultMetricsSystem.initialize("NameNode");
+        new NameNode(conf);
+        terminate(0);
+        return null;
+      }
       default: {
         DefaultMetricsSystem.initialize("NameNode");
         return new NameNode(conf);

Modified: hadoop/common/branches/branch-2/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestStartupOptionUpgrade.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-2/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestStartupOptionUpgrade.java?rev=1611724&r1=1611723&r2=1611724&view=diff
==============================================================================
--- hadoop/common/branches/branch-2/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestStartupOptionUpgrade.java
(original)
+++ hadoop/common/branches/branch-2/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestStartupOptionUpgrade.java
Fri Jul 18 17:17:15 2014
@@ -21,6 +21,8 @@ import static org.junit.Assert.assertEqu
 import static org.junit.Assert.assertTrue;
 
 import java.net.URI;
+import java.util.Arrays;
+import java.util.Collection;
 import java.util.Collections;
 
 import org.apache.hadoop.conf.Configuration;
@@ -30,11 +32,15 @@ import org.apache.hadoop.hdfs.server.com
 import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.junit.runners.Parameterized;
+import org.junit.runners.Parameterized.Parameters;
 
 /**
  * This class tests various upgrade cases from earlier versions to current
  * version with and without clusterid.
  */
+@RunWith(value = Parameterized.class)
 public class TestStartupOptionUpgrade {
 
   private Configuration conf;
@@ -42,10 +48,21 @@ public class TestStartupOptionUpgrade {
   private int layoutVersion;
   NNStorage storage;
 
+  @Parameters
+  public static Collection<Object[]> startOption() {
+    Object[][] params = new Object[][] { { StartupOption.UPGRADE },
+        { StartupOption.UPGRADEONLY } };
+    return Arrays.asList(params);
+  }
+
+  public TestStartupOptionUpgrade(StartupOption startOption) {
+    super();
+    this.startOpt = startOption;
+  }
+  
   @Before
   public void setUp() throws Exception {
     conf = new HdfsConfiguration();
-    startOpt = StartupOption.UPGRADE;
     startOpt.setClusterId(null);
     storage = new NNStorage(conf,
       Collections.<URI>emptyList(),



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