Github user vanzin commented on a diff in the pull request:
https://github.com/apache/spark/pull/15009#discussion_r108802255
--- Diff: core/src/main/scala/org/apache/spark/deploy/SparkSubmit.scala ---
@@ -735,7 +749,12 @@ object SparkSubmit extends CommandLineUtils {
}
try {
- mainMethod.invoke(null, childArgs.toArray)
+ if (isSparkApp) {
+ val envvars = Map[String, String]() ++ sys.env
+ mainMethod.invoke(null, childArgs.toArray, childSparkConf,
envvars.toMap)
--- End diff --
In that case it might be worth it to add a check in `SparkLauncher` to
throw an exception in case env variables are set, and the app is started in a
thread.
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