Github user vanzin commented on a diff in the pull request: https://github.com/apache/spark/pull/22362#discussion_r216107505 --- Diff: core/src/main/scala/org/apache/spark/deploy/SparkSubmit.scala --- @@ -520,6 +520,10 @@ private[spark] class SparkSubmit extends Logging { confKey = "spark.driver.extraJavaOptions"), OptionAssigner(args.driverExtraLibraryPath, ALL_CLUSTER_MGRS, ALL_DEPLOY_MODES, confKey = "spark.driver.extraLibraryPath"), + OptionAssigner(args.principal, ALL_CLUSTER_MGRS, ALL_DEPLOY_MODES, + confKey = "spark.kerberos.principal"), --- End diff -- Since you're changing this, could you use `PRINCIPAL.key` and `KEYTAB.key` in the places where the config name is referenced?
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