version: '3.8'

services:
  # Mosquitto MQTT Broker
  mosquitto:
    image: eclipse-mosquitto:2.0.18
    container_name: smart-intersection-mqtt
    restart: unless-stopped
    ports:
      - "1883:1883"      # MQTT
      - "9001:9001"      # WebSocket
    volumes:
      - ./mqtt/mosquitto.conf:/mosquitto/config/mosquitto.conf:ro
      - mosquitto_data:/mosquitto/data
      - mosquitto_logs:/mosquitto/logs
    networks:
      - smart-intersection

  # InfluxDB v2 Time Series Database  
  influxdb:
    image: influxdb:2.7.4
    container_name: smart-intersection-influxdb
    restart: unless-stopped
    ports:
      - "8086:8086"
    environment:
      - DOCKER_INFLUXDB_INIT_MODE=setup
      - DOCKER_INFLUXDB_INIT_USERNAME=admin
      - DOCKER_INFLUXDB_INIT_PASSWORD=smartintersection2024
      - DOCKER_INFLUXDB_INIT_ORG=smart-intersection-org
      - DOCKER_INFLUXDB_INIT_BUCKET=traffic_monitoring
      - DOCKER_INFLUXDB_INIT_ADMIN_TOKEN=smart-intersection-super-secret-token
    volumes:
      - influxdb_data:/var/lib/influxdb2
      - influxdb_config:/etc/influxdb2
      - ./influxdb/init.flux:/docker-entrypoint-initdb.d/init.flux:ro
    networks:
      - smart-intersection

  # Grafana Dashboard and Visualization
  grafana:
    image: grafana/grafana:10.2.2
    container_name: smart-intersection-grafana
    restart: unless-stopped
    ports:
      - "3000:3000"
    environment:
      - GF_SECURITY_ADMIN_USER=admin
      - GF_SECURITY_ADMIN_PASSWORD=admin
      - GF_INSTALL_PLUGINS=grafana-influxdb-datasource
    volumes:
      - grafana_data:/var/lib/grafana
      - ./grafana/datasources:/etc/grafana/provisioning/datasources:ro
      - ./grafana/dashboards:/etc/grafana/provisioning/dashboards:ro
    networks:
      - smart-intersection
    depends_on:
      - influxdb

  # MQTT to InfluxDB Bridge (Optional)
  telegraf:
    image: telegraf:1.28.3
    container_name: smart-intersection-telegraf
    restart: unless-stopped
    volumes:
      - ./telegraf/telegraf.conf:/etc/telegraf/telegraf.conf:ro
    networks:
      - smart-intersection
    depends_on:
      - mosquitto
      - influxdb

volumes:
  mosquitto_data:
    driver: local
  mosquitto_logs:
    driver: local
  influxdb_data:
    driver: local
  influxdb_config:
    driver: local
  grafana_data:
    driver: local

networks:
  smart-intersection:
    driver: bridge
    name: smart-intersection-network