Github user vanzin commented on a diff in the pull request:
https://github.com/apache/spark/pull/4688#discussion_r28991822
--- Diff:
core/src/main/scala/org/apache/spark/scheduler/cluster/CoarseGrainedSchedulerBackend.scala
---
@@ -121,8 +125,7 @@ class CoarseGrainedSchedulerBackend(scheduler:
TaskSchedulerImpl, val rpcEnv: Rp
context.reply(RegisterExecutorFailed("Duplicate executor ID: " +
executorId))
} else {
logInfo("Registered executor: " + executorRef + " with ID " +
executorId)
- context.reply(RegisteredExecutor)
-
+ context.reply(RegisteredExecutor(latestTokens))
--- End diff --
The only place where I see tokens being sent to YARN is before the AM is
launched (in Client.scala, `setupSecurityToken`). After that it seems all
containers are launched with those tokens, so Hari's code would be necessary.
Unless there's a way to update those tokens?
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