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[SPARK-1177] Allow SPARK_JAR to be set in system properties #82

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[SPARK-1177] Allow SPARK_JAR to be set in system properties #82

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8 changes: 6 additions & 2 deletions yarn/common/src/main/scala/org/apache/spark/deploy/yarn/ClientBase.scala
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Original file line number Diff line number Diff line change
Expand Up @@ -67,7 +67,7 @@ trait ClientBase extends Logging {
// TODO(harvey): This could just go in ClientArguments.
def validateArgs() = {
Map(
(System.getenv("SPARK_JAR") == null) -> "Error: You must set SPARK_JAR environment variable!",
((System.getenv("SPARK_JAR") == null) && (System.getProperty("SPARK_JAR") == null)) -> "Error: You must set SPARK_JAR environment variable!",
((args.userJar == null && args.amClass == classOf[ApplicationMaster].getName) ->
"Error: You must specify a user jar when running in standalone mode!"),
(args.userClass == null) -> "Error: You must specify a user class!",
Expand Down Expand Up @@ -205,8 +205,12 @@ trait ClientBase extends Logging {

val statCache: Map[URI, FileStatus] = HashMap[URI, FileStatus]()

val sparkJar = System.getenv("SPARK_JAR") match {
case null => System.getProperty("SPARK_JAR")
case s: String => s
}
Map(
ClientBase.SPARK_JAR -> System.getenv("SPARK_JAR"), ClientBase.APP_JAR -> args.userJar,
ClientBase.SPARK_JAR -> sparkJar, ClientBase.APP_JAR -> args.userJar,
ClientBase.LOG4J_PROP -> System.getenv("SPARK_LOG4J_CONF")
).foreach { case(destName, _localPath) =>
val localPath: String = if (_localPath != null) _localPath.trim() else ""
Expand Down