Install and configure a Kafka cluster with ZooKeeper to play with it.
Generate Kafka cluster ID for Kafka Raft metadata mode.
Use ZooKeeper to elect the leader and share data with a Python script.
Use ZooKeeper to lock resources with a Python script.
Enable the four-letter words.
Relay all mail to an external account which can come in handy in your lab environment.
Provide additional JVM options to the ZooKeeper instance.
Display ZooKeeper startup options.