services:
  mongodb:
    image: mongo:6.0
    container_name: mongodb
    hostname: mongodb
    restart: always
    environment:
      - MONGO_INITDB_ROOT_USERNAME=${MONGO_ROOT_USERNAME:-admin}
      - MONGO_INITDB_ROOT_PASSWORD=${MONGO_ROOT_PASSWORD:-password}
    volumes:
      - mongodb_data:/data/db
      - mongodb_config:/data/configdb
      - ./init-mongo.js:/docker-entrypoint-initdb.d/init-mongo.js:ro
      - ./keyfile:/data/keyfile:ro  # Add this for replica set auth
    ports:
      - "27017:27017" # Expose MongoDB port to external machines
    # Use a simpler configuration without replica set for now
    command: ["--auth", "--bind_ip_all"]
    healthcheck:
      test: echo 'db.runCommand("ping").ok' | mongosh localhost:27017/admin --quiet
      interval: 10s
      timeout: 5s
      retries: 5
      start_period: 40s
    networks:
      - mongo_network
    ulimits:
      nofile:
        soft: 64000
        hard: 64000
    logging:
      driver: "json-file"
      options:
        max-size: "200m"
        max-file: "10"

  mongo-express:
    image: mongo-express:latest
    container_name: mongo-express
    hostname: mongo-express
    restart: always
    volumes:
      - ./mongo-express-config.js:/node_modules/mongo-express/config.js:ro
    environment:
      - ME_CONFIG_MONGODB_ADMINUSERNAME=${MONGO_ROOT_USERNAME:-admin}
      - ME_CONFIG_MONGODB_ADMINPASSWORD=${MONGO_ROOT_PASSWORD:-password}
      - ME_CONFIG_MONGODB_SERVER=mongodb  # This should match container_name of MongoDB
      - ME_CONFIG_MONGODB_AUTH_DATABASE=admin
      # Fix connection string format
      - ME_CONFIG_MONGODB_URL=mongodb://${MONGO_ROOT_USERNAME:-admin}:${MONGO_ROOT_PASSWORD:-password}@mongodb:27017/?authSource=admin
      # Explicitly disable basic auth
      - ME_CONFIG_BASICAUTH_USERNAME=
      - ME_CONFIG_BASICAUTH_PASSWORD=
    ports:
      - "8081:8081" # Expose Mongo Express web interface to external machines
    depends_on:
      - mongodb
    networks:
      - mongo_network
    logging:
      driver: "json-file"
      options:
        max-size: "50m"
        max-file: "5"

networks:
  mongo_network:
    driver: bridge
    # Adding explicit configuration to ensure proper DNS resolution
    ipam:
      config:
        - subnet: 172.20.0.0/16

volumes:
  mongodb_data:
    driver: local
  mongodb_config:
    driver: local