docker-compose-kafka.yml

version: "3"
services:

  zookeeper:
    image: bitnami/zookeeper:3.8.0
    container_name: zookeeper
    ports:
      - '2181:2181'
    environment:
      - ALLOW_ANONYMOUS_LOGIN=yes

  kafka1:
    image: bitnami/kafka:3.2.0
    container_name: kafka1
    ports:
      - '9093:9093'
    environment:
      - KAFKA_CFG_ZOOKEEPER_CONNECT=zookeeper:2181
      - ALLOW_PLAINTEXT_LISTENER=yes
      - KAFKA_CFG_LISTENER_SECURITY_PROTOCOL_MAP=CLIENT:PLAINTEXT,EXTERNAL:PLAINTEXT
      - KAFKA_CFG_LISTENERS=CLIENT://:9092,EXTERNAL://:9093
      - KAFKA_CFG_ADVERTISED_LISTENERS=CLIENT://kafka1:9092,EXTERNAL://localhost:9093
      - KAFKA_INTER_BROKER_LISTENER_NAME=CLIENT
      - KAFKA_CFG_AUTO_CREATE_TOPICS_ENABLE=true
    depends_on:
      - zookeeper

  kafka2:
    image: bitnami/kafka:3.2.0
    container_name: kafka2
    ports:
      - '9094:9094'
    environment:
      - KAFKA_CFG_ZOOKEEPER_CONNECT=zookeeper:2181
      - ALLOW_PLAINTEXT_LISTENER=yes
      - KAFKA_CFG_LISTENER_SECURITY_PROTOCOL_MAP=CLIENT:PLAINTEXT,EXTERNAL:PLAINTEXT
      - KAFKA_CFG_LISTENERS=CLIENT://:9092,EXTERNAL://:9094
      - KAFKA_CFG_ADVERTISED_LISTENERS=CLIENT://kafka2:9092,EXTERNAL://localhost:9094
      - KAFKA_INTER_BROKER_LISTENER_NAME=CLIENT
      - KAFKA_CFG_AUTO_CREATE_TOPICS_ENABLE=true
    depends_on:
      - zookeeper

  kafka3:
    image: bitnami/kafka:3.2.0
    container_name: kafka3
    ports:
      - '9095:9095'
    environment:
      - KAFKA_CFG_ZOOKEEPER_CONNECT=zookeeper:2181
      - ALLOW_PLAINTEXT_LISTENER=yes
      - KAFKA_CFG_LISTENER_SECURITY_PROTOCOL_MAP=CLIENT:PLAINTEXT,EXTERNAL:PLAINTEXT
      - KAFKA_CFG_LISTENERS=CLIENT://:9092,EXTERNAL://:9095
      - KAFKA_CFG_ADVERTISED_LISTENERS=CLIENT://kafka3:9092,EXTERNAL://localhost:9095
      - KAFKA_INTER_BROKER_LISTENER_NAME=CLIENT
      - KAFKA_CFG_AUTO_CREATE_TOPICS_ENABLE=true
    depends_on:
      - zookeeper

  kafdrop:
    image: obsidiandynamics/kafdrop:latest
    container_name: kafdrop
    ports:
      - '9010:9000'
    environment:
      - KAFKA_BROKERCONNECT=kafka1:9092,kafka2:9092,kafka3:9092
    depends_on:
      - kafka1