[GitHub] gaborgsomogyi commented on a change in pull request #23525: [SPARK-26595][core] Allow credential renewal based on kerberos ticket cache.

[GitBox <gi...@apache.org>]

gaborgsomogyi commented on a change in pull request #23525: [SPARK-26595][core] Allow credential renewal based on kerberos ticket cache.
URL: https://github.com/apache/spark/pull/23525#discussion_r249465841
 
 

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 File path: core/src/main/scala/org/apache/spark/internal/config/package.scala
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 @@ -228,6 +228,16 @@ package object config {
     .timeConf(TimeUnit.SECONDS)
     .createWithDefaultString("1m")
 
+  private[spark] val KERBEROS_RENEWAL_CREDENTIALS =
+    ConfigBuilder("spark.kerberos.renewal.credentials")
 
 Review comment:
   Wondering why an additional config needed and not just falling back to cache if keytab is not provided + the cluster is secure.

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