Github user tgravescs commented on a diff in the pull request: https://github.com/apache/spark/pull/8398#discussion_r38202472 --- Diff: core/src/main/scala/org/apache/spark/SecurityManager.scala --- @@ -321,7 +330,16 @@ private[spark] class SecurityManager(sparkConf: SparkConf) logInfo("Changing modify acls to: " + modifyAcls.mkString(",")) } - def getModifyAcls: String = modifyAcls.mkString(",") + /** + * Checking the existence of "*" is necessary as YARN can't recognize the "*" in "defaultuser,*" + */ --- End diff -- nit - spacing off. remove space before *
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