Github user vanzin commented on a diff in the pull request:
https://github.com/apache/spark/pull/17665#discussion_r112296192
--- Diff:
core/src/main/scala/org/apache/spark/executor/CoarseGrainedExecutorBackend.scala
---
@@ -174,6 +177,24 @@ private[spark] class CoarseGrainedExecutorBackend(
private[spark] object CoarseGrainedExecutorBackend extends Logging {
+ private def addMesosDelegationTokens(driverConf: SparkConf) {
+ val value = driverConf.get("spark.mesos.kerberos.userCredentials")
--- End diff --
You really should be using the config constant you create here.
But a bigger issue is that this value will be written to event logs and
shown in the UI. Instead of using the config for this, would it be too hard to
add this as a field in `SparkAppConfig` (see
`CoarseGrainedClusterMessage.scala`)?
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