piif

I still have to check how it works on cluster with KRaft installed on same nodes than Brokers

It seems there's a problem with kafka-storage command (see https://issues.apache.org/jira/browse/KAFKA-15513) I made a new commit on #1505 to create all users at once when formatting log dir, else all user...

https://stackoverflow.com/questions/74398912/need-kafka-kraft-sasl-plaintext exposes similar problem and provides a solution.

After some tests, it seems calling sarama.NewClient with specified credentials is enough to check if they are valid. Thus, during comparison between state and target brokers, it should be possible...