pprovenzano commented on code in PR #14083: URL: https://github.com/apache/kafka/pull/14083#discussion_r1298770601
########## core/src/main/scala/kafka/server/ControllerApis.scala: ########## @@ -842,6 +848,114 @@ class ControllerApis(val requestChannel: RequestChannel, } } + def allowTokenRequests(request: RequestChannel.Request): Boolean = { + val protocol = request.context.securityProtocol + if (request.context.principal.tokenAuthenticated || + // We allow forwarded requests to use PLAINTEXT for testing purposes + (request.isForwarded == false && protocol == SecurityProtocol.PLAINTEXT) || + // disallow requests from 1-way SSL + (protocol == SecurityProtocol.SSL && request.context.principal == KafkaPrincipal.ANONYMOUS)) + false + else + true + } Review Comment: Yes, I agree that special casing PLAINTEXT is generally bad, and no production system should ever have PLAINTEXT. Here I am doing just what you suggested, I'm only allowing it on the forwarded cases and really that should only ever be on non production systems used for testing. The other checks still should not be allowed on the forwarded anyway. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: jira-unsubscr...@kafka.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org