docker-compose.yml

version: "3.8"
services:
  zookeeper-1:
    image: confluentinc/cp-zookeeper:6.1.0
    networks:
      - stream
    environment:
      ZOOKEEPER_SERVER_ID: 1
      ZOOKEEPER_CLIENT_PORT: 22181
      ZOOKEEPER_TICK_TIME: 2000
      ZOOKEEPER_INIT_LIMIT: 5
      ZOOKEEPER_SYNC_LIMIT: 2

  kafka-1:
    image: confluentinc/cp-kafka:6.1.0
    networks:
      - stream
    depends_on:
      - zookeeper-1
    environment:
      KAFKA_BROKER_ID: 1
      KAFKA_ZOOKEEPER_CONNECT: zookeeper-1:22181
      KAFKA_ADVERTISED_LISTENERS: PLAINTEXT://kafka-1:19092


  kafka-2:
    image: confluentinc/cp-kafka:6.1.0
    networks:
      - stream
    depends_on:
      - zookeeper-1
      - kafka-1
    environment:
      KAFKA_BROKER_ID: 2
      KAFKA_ZOOKEEPER_CONNECT: zookeeper-1:22181
      KAFKA_ADVERTISED_LISTENERS: PLAINTEXT://kafka-2:29092


  kafka-3:
    image: confluentinc/cp-kafka:6.1.0
    networks:
      - stream
    depends_on:
      - zookeeper-1
      - kafka-1
      - kafka-2
    environment:
      KAFKA_BROKER_ID: 3
      KAFKA_ZOOKEEPER_CONNECT: zookeeper-1:22181
      KAFKA_ADVERTISED_LISTENERS: PLAINTEXT://kafka-3:39092



  kafdrop:
    image: obsidiandynamics/kafdrop:3.27.0
    networks:
      - stream
    environment:
      KAFKA_BROKERCONNECT: "kafka-1:19092"
      JVM_OPTS: "-Xms32M -Xmx128M"
      SERVER_SERVLET_CONTEXTPATH: "/"
    ports:
      - "9000:9000"
    depends_on:
      - kafka-1
      - kafka-2
      - kafka-3
    healthcheck:
      test: "curl --fail --silent http://localhost:9000/actuator/health | grep UP || exit 1"
      interval: 10s
      timeout: 5s
      retries: 5
      start_period: 40s

  streamapp:
    build:
      context: .
      dockerfile: src/main/docker/Dockerfile.jvm
    depends_on:
      - kafdrop
      - kafka-1
      - kafka-2
      - kafka-3
      - zookeeper-1
    healthcheck:
      test: "curl --fail --silent http://localhost:8080/q/health/ready | grep UP || exit 1"
    networks:
      - stream
    ports:
      - "8080:8080"

networks:
  stream: