hddong commented on a change in pull request #30684:
URL: https://github.com/apache/spark/pull/30684#discussion_r560052449
##########
File path:
resource-managers/kubernetes/core/src/main/scala/org/apache/spark/deploy/k8s/Config.scala
##########
@@ -392,6 +392,13 @@ private[spark] object Config extends Logging {
val KUBERNETES_AUTH_SUBMISSION_CONF_PREFIX =
"spark.kubernetes.authenticate.submission"
+ val KUBERNETES_TRUST_CERTIFICATES =
+ ConfigBuilder("spark.kubernetes.trust.certificates")
+ .doc("If set to true then client can submit to kubernetes cluster only
with token")
+ .version("3.2.0")
+ .booleanConf
+ .createWithDefault(false)
Review comment:
> For the security, shall we make this `true` by default? For the users
who don't have `ca`, they can use `spark.kubernetes.trust.certificates=false`
explicitly, @hddong ?
`false` means need `ca`, so default value is what you expect.
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