Github user tgravescs commented on a diff in the pull request: https://github.com/apache/spark/pull/15009#discussion_r78386962 --- Diff: launcher/src/main/java/org/apache/spark/launcher/SparkLauncher.java --- @@ -73,6 +74,21 @@ /** Logger name to use when launching a child process. */ public static final String CHILD_PROCESS_LOGGER_NAME = "spark.launcher.childProcLoggerName"; + /** Launcher Server Port to use when launching a child process. */ + public static final String LAUNCHER_INTERNAL_PORT = "spark.launcher.internal.port"; + + /** Launcher Server sets this when launching a child process. */ + public static final String CHILD_PROCESS_LAUNCHER_INTERNAL_SECRET = "spark.launcher.internal.secret"; + + /** Stop Flag if interrupted Launcher Server goes away. */ --- End diff -- actually to be more generic since different backends can handle differently maybe we say it sends the stop request
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