version: '3'
services:
  zookeeper-1:
    image: confluentinc/cp-zookeeper:latest
    container_name: zookeeper-1
    environment:
      ZOOKEEPER_SERVER_ID: 1
      ZOOKEEPER_CLIENT_PORT: 2181
      ZOOKEEPER_TICK_TIME: 2000
    ports:
      - "22181:2181"

  broker-1:
    image: confluentinc/cp-kafka:latest
    container_name: broker-1
    ports:
      - "19092:9092"
    depends_on:
      - zookeeper-1
    environment:
      KAFKA_BROKER_ID: 1
      KAFKA_AUTO_CREATE_TOPICS_ENABLE: "true"
      KAFKA_ZOOKEEPER_CONNECT: 'zookeeper-1:2181'
      KAFKA_LISTENER_SECURITY_PROTOCOL_MAP: PLAINTEXT:PLAINTEXT,PLAINTEXT_HOST:PLAINTEXT
      KAFKA_ADVERTISED_LISTENERS: PLAINTEXT://broker-1:9092,PLAINTEXT_HOST://localhost:19092
      KAFKA_INTER_BROKER_LISTENER_NAME: PLAINTEXT

  broker-2:
    image: confluentinc/cp-kafka:latest
    container_name: broker-2
    ports:
      - "19093:9092"
    depends_on:
      - zookeeper-1
    environment:
      KAFKA_BROKER_ID: 2
      KAFKA_AUTO_CREATE_TOPICS_ENABLE: "true"
      KAFKA_ZOOKEEPER_CONNECT: 'zookeeper-1:2181'
      KAFKA_LISTENER_SECURITY_PROTOCOL_MAP: PLAINTEXT:PLAINTEXT,PLAINTEXT_HOST:PLAINTEXT
      KAFKA_ADVERTISED_LISTENERS: PLAINTEXT://broker-2:9093,PLAINTEXT_HOST://localhost:19093
      KAFKA_INTER_BROKER_LISTENER_NAME: PLAINTEXT

  broker-3:
    image: confluentinc/cp-kafka:latest
    container_name: broker-3
    ports:
      - "19094:9092"
    depends_on:
      - zookeeper-1
    environment:
      KAFKA_BROKER_ID: 3
      KAFKA_AUTO_CREATE_TOPICS_ENABLE: "true"
      KAFKA_ZOOKEEPER_CONNECT: 'zookeeper-1:2181'
      KAFKA_LISTENER_SECURITY_PROTOCOL_MAP: PLAINTEXT:PLAINTEXT,PLAINTEXT_HOST:PLAINTEXT
      KAFKA_ADVERTISED_LISTENERS: PLAINTEXT://broker-3:9094,PLAINTEXT_HOST://localhost:19094
      KAFKA_INTER_BROKER_LISTENER_NAME: PLAINTEXT