+ KAFKA_LISTENER_SECURITY_PROTOCOL_MAP: INTERNAL_PLAINTEXT:PLAINTEXT,EXTERNAL_PLAINTEXT:PLAINTEXT
+ KAFKA_ADVERTISED_LISTENERS: INTERNAL_PLAINTEXT://kafka:9092
+ KAFKA_LISTENERS: INTERNAL_PLAINTEXT://0.0.0.0:9092
+ KAFKA_INTER_BROKER_LISTENER_NAME: INTERNAL_PLAINTEXT