---
services:
  zookeeper:
    image: confluentinc/cp-zookeeper:7.4.0
    platform: linux/amd64
    env_file: zookeeper.env
    hostname: test_zookeeper
    container_name: test_zookeeper
    ports:
      - "52181"
    volumes:
      - test_zkdata:/var/lib/zookeeper/data
      - test_zklogs:/var/lib/zookeeper/log
    healthcheck:
      test: ["CMD-SHELL", "echo ruok | nc localhost 52181 || exit 1"]
      retries: 5
      start_period: 15s
    restart: on-failure:3
    deploy:
      resources:
        limits:
          memory: 512M
        reservations:
          memory: 256M

  broker:
    image: confluentinc/cp-kafka:7.4.0
    platform: linux/amd64
    env_file: broker.env
    hostname: test_broker
    container_name: test_broker
    depends_on:
      zookeeper:
        condition: service_healthy
    ports:
      - "29092:29092"
    healthcheck:
      test:
        - "CMD-SHELL"
        - "kafka-topics --bootstrap-server broker:9092 --list || exit 1"
      retries: 5
      start_period: 30s
    restart: on-failure:3
    deploy:
      resources:
        limits:
          memory: 512M
        reservations:
          memory: 256M

  schema-registry:
    image: confluentinc/cp-schema-registry:7.4.0
    platform: linux/amd64
    env_file: schema-registry.env
    container_name: test_schema_registry
    depends_on:
      zookeeper:
        condition: service_healthy
      broker:
        condition: service_healthy
    ports:
      - "28081:8081"
    healthcheck:
      test: ["CMD-SHELL", "curl -s -f http://localhost:8081/subjects || exit 1"]
      interval: 10s
      timeout: 5s
      retries: 5
      start_period: 15s
    restart: on-failure:3
    deploy:
      resources:
        limits:
          memory: 512M
        reservations:
          memory: 256M

volumes:
  test_zkdata:
  test_zklogs: