SPARK-3223 runAsSparkUser cannot change HDFS write permission properly i...

...n mesos cluster mode

- change master newer

Author: Jongyoul Lee <jongyoul@gmail.com>

Closes #3034 from jongyoul/SPARK-3223 and squashes the following commits:

42b2ed3 [Jongyoul Lee] SPARK-3223 runAsSparkUser cannot change HDFS write permission properly in mesos cluster mode - change master newer

core/src/main/scala/org/apache/spark/scheduler/cluster/mesos/CoarseMesosSchedulerBackend.scala

@@ -93,7 +93,7 @@ private[spark] class CoarseMesosSchedulerBackend(
         setDaemon(true)
         override def run() {
           val scheduler = CoarseMesosSchedulerBackend.this
-          val fwInfo = FrameworkInfo.newBuilder().setUser("").setName(sc.appName).build()
+          val fwInfo = FrameworkInfo.newBuilder().setUser(sc.sparkUser).setName(sc.appName).build()
           driver = new MesosSchedulerDriver(scheduler, fwInfo, master)
           try { {
             val ret = driver.run()

core/src/main/scala/org/apache/spark/scheduler/cluster/mesos/MesosSchedulerBackend.scala

@@ -72,7 +72,7 @@ private[spark] class MesosSchedulerBackend(
         setDaemon(true)
         override def run() {
           val scheduler = MesosSchedulerBackend.this
-          val fwInfo = FrameworkInfo.newBuilder().setUser("").setName(sc.appName).build()
+          val fwInfo = FrameworkInfo.newBuilder().setUser(sc.sparkUser).setName(sc.appName).build()
           driver = new MesosSchedulerDriver(scheduler, fwInfo, master)
           try {
             val ret = driver.run()