docker-compose.yaml

version: '3'

services:

  zookeeper:
    image: confluentinc/cp-zookeeper:latest
    container_name: zookeeper
    networks:
      - global-default
    environment:
      ZOOKEEPER_CLIENT_PORT: 2181
      ZOOKEEPER_TICK_TIME: 2000

  kafka-1:
    image: confluentinc/cp-kafka:latest
    container_name: kafka-1
    networks:
      - global-default
    depends_on:
      - zookeeper
    ports:
      - 9092:9092
    environment:
      KAFKA_BROKER_ID: 1
      KAFKA_ZOOKEEPER_CONNECT: zookeeper:2181
      KAFKA_ADVERTISED_LISTENERS: PLAINTEXT://kafka-1:29092,PLAINTEXT_HOST://localhost:9092
      KAFKA_LISTENER_SECURITY_PROTOCOL_MAP: PLAINTEXT:PLAINTEXT,PLAINTEXT_HOST:PLAINTEXT

  kafka-2:
    image: confluentinc/cp-kafka:latest
    container_name: kafka-2
    networks:
      - global-default
    depends_on:
      - zookeeper
    ports:
      - 9094:9094
    environment:
      KAFKA_BROKER_ID: 2
      KAFKA_ZOOKEEPER_CONNECT: zookeeper:2181
      KAFKA_ADVERTISED_LISTENERS: PLAINTEXT://kafka-2:29092,PLAINTEXT_HOST://localhost:9094
      KAFKA_LISTENER_SECURITY_PROTOCOL_MAP: PLAINTEXT:PLAINTEXT,PLAINTEXT_HOST:PLAINTEXT

  kafka-3:
    image: confluentinc/cp-kafka:latest
    container_name: kafka-3
    networks:
      - global-default
    depends_on:
      - zookeeper
    ports:
      - 9096:9096
    environment:
      KAFKA_BROKER_ID: 3
      KAFKA_ZOOKEEPER_CONNECT: zookeeper:2181
      KAFKA_ADVERTISED_LISTENERS: PLAINTEXT://kafka-3:29092,PLAINTEXT_HOST://localhost:9096
      KAFKA_LISTENER_SECURITY_PROTOCOL_MAP: PLAINTEXT:PLAINTEXT,PLAINTEXT_HOST:PLAINTEXT

  kowl:
    image: quay.io/cloudhut/kowl:master
    container_name: kowl
    networks:
      - global-default
    ports:
      - 8080:8080
    depends_on:
      - kafka-1
      - kafka-2
      - kafka-3
    environment:
      KAFKA_BROKERS: kafka-1:29092,kafka-2:29092,kafka-3:29092

networks:
  global-default:
    external: true