services:
  # Prometheus - Metrics collection
  prometheus:
    image: prom/prometheus:v2.48-alpine
    container_name: automa-prometheus
    restart: unless-stopped

    ports:
      - "127.0.0.1:9090:9090"

    volumes:
      - ./prometheus.yml:/etc/prometheus/prometheus.yml:ro
      - prometheus_data:/prometheus

    command:
      - '--config.file=/etc/prometheus/prometheus.yml'
      - '--storage.tsdb.path=/prometheus'
      - '--storage.tsdb.retention.time=30d'
      - '--storage.tsdb.retention.size=10GB'
      - '--web.enable-lifecycle'

    networks:
      - automa-monitoring
      - automa-proxy

    labels:
      - "com.automa.service=prometheus"
      - "com.centurylinklabs.watchtower.enable=false"

  # Grafana - Visualization
  grafana:
    image: grafana/grafana:10-alpine
    container_name: automa-grafana
    restart: unless-stopped

    ports:
      - "127.0.0.1:3000:3000"

    volumes:
      - grafana_data:/var/lib/grafana
      - ./grafana-datasources.yml:/etc/grafana/provisioning/datasources/datasources.yml:ro

    environment:
      - GF_SECURITY_ADMIN_PASSWORD=${GRAFANA_ADMIN_PASSWORD:-changeme}
      - GF_ANALYTICS_REPORTING_ENABLED=false
      - GF_SERVER_ROOT_URL=https://grafana.${DOMAIN:-example.com}

    networks:
      - automa-monitoring
      - automa-proxy

    labels:
      - "com.automa.service=grafana"
      - "com.centurylinklabs.watchtower.enable=true"

  # Loki - Log aggregation
  loki:
    image: grafana/loki:2-alpine
    container_name: automa-loki
    restart: unless-stopped

    ports:
      - "127.0.0.1:3100:3100"

    volumes:
      - ./loki-config.yml:/etc/loki/loki-config.yml:ro
      - loki_data:/loki

    command: -config.file=/etc/loki/loki-config.yml

    networks:
      - automa-monitoring

    labels:
      - "com.automa.service=loki"

  # Promtail - Log collection
  promtail:
    image: grafana/promtail:2-alpine
    container_name: automa-promtail
    restart: unless-stopped

    volumes:
      - ./promtail-config.yml:/etc/promtail/promtail-config.yml:ro
      - /var/log:/var/log:ro
      - /var/run/docker.sock:/var/run/docker.sock:ro

    command: -config.file=/etc/promtail/promtail-config.yml

    networks:
      - automa-monitoring

    labels:
      - "com.automa.service=promtail"

  # cAdvisor - Container metrics
  cadvisor:
    image: gcr.io/cadvisor/cadvisor:latest
    container_name: automa-cadvisor
    restart: unless-stopped

    ports:
      - "127.0.0.1:8080:8080"

    volumes:
      - /:/rootfs:ro
      - /var/run:/var/run:ro
      - /sys:/sys:ro
      - /var/lib/docker:/var/lib/docker:ro

    privileged: true

    networks:
      - automa-monitoring

    labels:
      - "com.automa.service=cadvisor"

    command:
      - '--docker_only=true'
      - '--housekeeping_interval=30s'

volumes:
  prometheus_data:
    name: automa_prometheus_data
  grafana_data:
    name: automa_grafana_data
  loki_data:
    name: automa_loki_data

networks:
  automa-monitoring:
    name: automa-monitoring
    external: true
  automa-proxy:
    name: automa-proxy
    external: true