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From andrewo...@apache.org
Subject spark git commit: [SPARK-5653][YARN] In ApplicationMaster rename isDriver to isClusterMode
Date Fri, 06 Feb 2015 18:48:37 GMT
Repository: spark
Updated Branches:
  refs/heads/master 9ad56ad2a -> cc6e53119


[SPARK-5653][YARN] In ApplicationMaster rename isDriver to isClusterMode

in ApplicationMaster rename isDriver to isClusterMode,because in Client it uses isClusterMode,ApplicationMaster
should keep consistent with it and uses isClusterMode.Also isClusterMode is easier to understand.
andrewor14 sryza

Author: lianhuiwang <lianhuiwang09@gmail.com>

Closes #4430 from lianhuiwang/am-isDriver-rename and squashes the following commits:

f9f3ed0 [lianhuiwang] rename isDriver to isClusterMode


Project: http://git-wip-us.apache.org/repos/asf/spark/repo
Commit: http://git-wip-us.apache.org/repos/asf/spark/commit/cc6e5311
Tree: http://git-wip-us.apache.org/repos/asf/spark/tree/cc6e5311
Diff: http://git-wip-us.apache.org/repos/asf/spark/diff/cc6e5311

Branch: refs/heads/master
Commit: cc6e53119d7a51b95b19244f50b25814088b4d11
Parents: 9ad56ad
Author: lianhuiwang <lianhuiwang09@gmail.com>
Authored: Fri Feb 6 10:48:31 2015 -0800
Committer: Andrew Or <andrew@databricks.com>
Committed: Fri Feb 6 10:48:31 2015 -0800

----------------------------------------------------------------------
 .../spark/deploy/yarn/ApplicationMaster.scala   | 24 ++++++++++----------
 1 file changed, 12 insertions(+), 12 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/spark/blob/cc6e5311/yarn/src/main/scala/org/apache/spark/deploy/yarn/ApplicationMaster.scala
----------------------------------------------------------------------
diff --git a/yarn/src/main/scala/org/apache/spark/deploy/yarn/ApplicationMaster.scala b/yarn/src/main/scala/org/apache/spark/deploy/yarn/ApplicationMaster.scala
index 37e98e0..4cc320c 100644
--- a/yarn/src/main/scala/org/apache/spark/deploy/yarn/ApplicationMaster.scala
+++ b/yarn/src/main/scala/org/apache/spark/deploy/yarn/ApplicationMaster.scala
@@ -54,7 +54,7 @@ private[spark] class ApplicationMaster(
   private val sparkConf = new SparkConf()
   private val yarnConf: YarnConfiguration = SparkHadoopUtil.get.newConfiguration(sparkConf)
     .asInstanceOf[YarnConfiguration]
-  private val isDriver = args.userClass != null
+  private val isClusterMode = args.userClass != null
 
   // Default to numExecutors * 2, with minimum of 3
   private val maxNumExecutorFailures = sparkConf.getInt("spark.yarn.max.executor.failures",
@@ -81,7 +81,7 @@ private[spark] class ApplicationMaster(
     try {
       val appAttemptId = client.getAttemptId()
 
-      if (isDriver) {
+      if (isClusterMode) {
         // Set the web ui port to be ephemeral for yarn so we don't conflict with
         // other spark processes running on the same box
         System.setProperty("spark.ui.port", "0")
@@ -139,7 +139,7 @@ private[spark] class ApplicationMaster(
       // doAs in order for the credentials to be passed on to the executor containers.
       val securityMgr = new SecurityManager(sparkConf)
 
-      if (isDriver) {
+      if (isClusterMode) {
         runDriver(securityMgr)
       } else {
         runExecutorLauncher(securityMgr)
@@ -162,7 +162,7 @@ private[spark] class ApplicationMaster(
    * from the application code.
    */
   final def getDefaultFinalStatus() = {
-    if (isDriver) {
+    if (isClusterMode) {
       FinalApplicationStatus.SUCCEEDED
     } else {
       FinalApplicationStatus.UNDEFINED
@@ -243,7 +243,7 @@ private[spark] class ApplicationMaster(
   private def runAMActor(
       host: String,
       port: String,
-      isDriver: Boolean): Unit = {
+      isClusterMode: Boolean): Unit = {
     
     val driverUrl = AkkaUtils.address(
       AkkaUtils.protocol(actorSystem),
@@ -251,7 +251,7 @@ private[spark] class ApplicationMaster(
       host,
       port,
       YarnSchedulerBackend.ACTOR_NAME)
-    actor = actorSystem.actorOf(Props(new AMActor(driverUrl, isDriver)), name = "YarnAM")
+    actor = actorSystem.actorOf(Props(new AMActor(driverUrl, isClusterMode)), name = "YarnAM")
   }
 
   private def runDriver(securityMgr: SecurityManager): Unit = {
@@ -272,7 +272,7 @@ private[spark] class ApplicationMaster(
       runAMActor(
         sc.getConf.get("spark.driver.host"),
         sc.getConf.get("spark.driver.port"),
-        isDriver = true)
+        isClusterMode = true)
       registerAM(sc.ui.map(_.appUIAddress).getOrElse(""), securityMgr)
       userClassThread.join()
     }
@@ -427,7 +427,7 @@ private[spark] class ApplicationMaster(
     sparkConf.set("spark.driver.host", driverHost)
     sparkConf.set("spark.driver.port", driverPort.toString)
 
-    runAMActor(driverHost, driverPort.toString, isDriver = false)
+    runAMActor(driverHost, driverPort.toString, isClusterMode = false)
   }
 
   /** Add the Yarn IP filter that is required for properly securing the UI. */
@@ -435,7 +435,7 @@ private[spark] class ApplicationMaster(
     val proxyBase = System.getenv(ApplicationConstants.APPLICATION_WEB_PROXY_BASE_ENV)
     val amFilter = "org.apache.hadoop.yarn.server.webproxy.amfilter.AmIpFilter"
     val params = client.getAmIpFilterParams(yarnConf, proxyBase)
-    if (isDriver) {
+    if (isClusterMode) {
       System.setProperty("spark.ui.filters", amFilter)
       params.foreach { case (k, v) => System.setProperty(s"spark.$amFilter.param.$k",
v) }
     } else {
@@ -491,7 +491,7 @@ private[spark] class ApplicationMaster(
   /**
    * An actor that communicates with the driver's scheduler backend.
    */
-  private class AMActor(driverUrl: String, isDriver: Boolean) extends Actor {
+  private class AMActor(driverUrl: String, isClusterMode: Boolean) extends Actor {
     var driver: ActorSelection = _
 
     override def preStart() = {
@@ -503,7 +503,7 @@ private[spark] class ApplicationMaster(
       driver ! RegisterClusterManager
       // In cluster mode, the AM can directly monitor the driver status instead
       // of trying to deduce it from the lifecycle of the driver's actor
-      if (!isDriver) {
+      if (!isClusterMode) {
         context.system.eventStream.subscribe(self, classOf[RemotingLifecycleEvent])
       }
     }
@@ -513,7 +513,7 @@ private[spark] class ApplicationMaster(
         logInfo(s"Driver terminated or disconnected! Shutting down. $x")
         // In cluster mode, do not rely on the disassociated event to exit
         // This avoids potentially reporting incorrect exit codes if the driver fails
-        if (!isDriver) {
+        if (!isClusterMode) {
           finish(FinalApplicationStatus.SUCCEEDED, ApplicationMaster.EXIT_SUCCESS)
         }
 


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