Github user tgravescs commented on a diff in the pull request:
https://github.com/apache/spark/pull/15009#discussion_r81983476
--- Diff:
yarn/src/main/scala/org/apache/spark/deploy/yarn/ApplicationMaster.scala ---
@@ -173,6 +173,12 @@ private[spark] class ApplicationMaster(
sys.props.remove(e.key)
}
+ // Clean up the spark launcher configuration so it doesn't show up in
the Web UI for security.
+ sparkConf.remove("spark.launcher.internal.secret")
--- End diff --
this can be simplified to be similar to the CACHE_CONFIGS above. Just add
these 2 configs to the Sequence and combine them.
val configsToCleanFromUI = CACHE_CONFIGS ++
Seq("spark.launcher.internal.port", "spark.launcher.internal.secret")
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