version: '3.8'

services:
  zookeeper:
    image: confluentinc/cp-zookeeper:7.5.0
    container_name: job-zookeeper
    ports:
      - "2181:2181"
    environment:
      ZOOKEEPER_CLIENT_PORT: 2181
      ZOOKEEPER_TICK_TIME: 2000
    volumes:
      - zookeeper_data:/var/lib/zookeeper/data
    healthcheck:
      test: ["CMD", "nc", "-z", "localhost", "2181"]
      interval: 10s
      timeout: 5s
      retries: 5
    networks:
      - job-network

  kafka:
    image: confluentinc/cp-kafka:7.5.0
    container_name: job-kafka
    ports:
      - "9092:9092"
      - "29092:29092"
    environment:
      KAFKA_BROKER_ID: 1
      KAFKA_ZOOKEEPER_CONNECT: zookeeper:2181
      KAFKA_ADVERTISED_LISTENERS: PLAINTEXT://kafka:29092,PLAINTEXT_HOST://localhost:9092
      KAFKA_LISTENER_SECURITY_PROTOCOL_MAP: PLAINTEXT:PLAINTEXT,PLAINTEXT_HOST:PLAINTEXT
      KAFKA_INTER_BROKER_LISTENER_NAME: PLAINTEXT
      KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR: 1
      KAFKA_AUTO_CREATE_TOPICS_ENABLE: "true"
    volumes:
      - kafka_data:/var/lib/kafka/data
    depends_on:
      zookeeper:
        condition: service_healthy
    healthcheck:
      test: ["CMD", "kafka-topics", "--bootstrap-server", "localhost:9092", "--list"]
      interval: 10s
      timeout: 10s
      retries: 5
    networks:
      - job-network

  app:
    build:
      context: .
      dockerfile: Dockerfile
    container_name: job-crawler
    ports:
      - "8000:8000"
    environment:
      - CONFIG_PATH=/app/config/config.yml
    volumes:
      - ./config:/app/config:ro
      - app_data:/app/data
    depends_on:
      kafka:
        condition: service_healthy
    restart: unless-stopped
    networks:
      - job-network

networks:
  job-network:
    driver: bridge

volumes:
  zookeeper_data:
  kafka_data:
  app_data: