Github user vanzin commented on a diff in the pull request:
https://github.com/apache/spark/pull/19272#discussion_r148341472
--- Diff:
core/src/main/scala/org/apache/spark/scheduler/cluster/CoarseGrainedSchedulerBackend.scala
---
@@ -102,8 +99,15 @@ class CoarseGrainedSchedulerBackend(scheduler:
TaskSchedulerImpl, val rpcEnv: Rp
// hadoop token manager used by some sub-classes (e.g. Mesos)
def hadoopDelegationTokenManager: Option[HadoopDelegationTokenManager] =
None
- // Hadoop delegation tokens to be sent to the executors.
- val hadoopDelegationCreds: Option[Array[Byte]] =
getHadoopDelegationCreds()
+ def hadoopCredentialRenewer: Option[HadoopCredentialRenewer] = None
--- End diff --
Why is this needed here? This class doesn't use it at all.
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