docker-compose.yml

version: '3'

services:
  zk1:
    image: zookeeper:3.6
    container_name: zk1
    hostname: zk1
    ports:
      - 2181:2181
    environment:
      ZOO_MY_ID: 1
      ZOO_PORT: 2181
      ZOO_SERVERS: server.1=zk1:2888:3888;2181 server.2=zk2:2888:3888;2181 server.3=zk3:2888:3888;2181

  zk2:
    image: zookeeper:3.6
    container_name: zk2
    hostname: zk2
    ports:
      - 2182:2181
    environment:
      ZOO_MY_ID: 2
      ZOO_PORT: 2181
      ZOO_SERVERS: server.1=zk1:2888:3888;2181 server.2=zk2:2888:3888;2181 server.3=zk3:2888:3888;2181

  zk3:
    image: zookeeper:3.6
    container_name: zk3
    hostname: zk3
    ports:
      - 2183:2181
    environment:
      ZOO_MY_ID: 3
      ZOO_PORT: 2181
      ZOO_SERVERS: server.1=zk1:2888:3888;2181 server.2=zk2:2888:3888;2181 server.3=zk3:2888:3888;2181

  kafka1:
    image: wurstmeister/kafka
    container_name: kafka1
    environment:
      - KAFKA_ADVERTISED_HOST_NAME=kafka1
      - KAFKA_ZOOKEEPER_CONNECT=zk1:2181,zk2:2181,zk3:2181
    ports:
      - 9092
    depends_on:
      - zk1
      - zk2
      - zk3

  kafka2:
    image: wurstmeister/kafka
    container_name: kafka2
    environment:
      - KAFKA_ADVERTISED_HOST_NAME=kafka2
      - KAFKA_ZOOKEEPER_CONNECT=zk1:2181,zk2:2181,zk3:2181
    ports:
      - 9092
    depends_on:
      - zk1
      - zk2
      - zk3

  kafka3:
    image: wurstmeister/kafka
    container_name: kafka3
    environment:
      - KAFKA_ADVERTISED_HOST_NAME=kafka3
      - KAFKA_ZOOKEEPER_CONNECT=zk1:2181,zk2:2181,zk3:2181
    ports:
      - 9092
    depends_on:
      - zk1
      - zk2
      - zk3