4 image: confluentinc/cp-zookeeper:7.1.3
6 ZOOKEEPER_CLIENT_PORT: 2181
11 image: confluentinc/cp-kafka:7.1.3
14 KAFKA_ZOOKEEPER_CONNECT: zookeeper:2181
15 KAFKA_LISTENERS: DOCKER://:9092, LOCALHOST://:9082
16 KAFKA_ADVERTISED_LISTENERS: DOCKER://kafka:9092, LOCALHOST://localhost:9082
17 KAFKA_INTER_BROKER_LISTENER_NAME: DOCKER
18 KAFKA_LISTENER_SECURITY_PROTOCOL_MAP: DOCKER:PLAINTEXT, LOCALHOST:PLAINTEXT
19 KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR: 1
28 command: sleep infinity