# 边缘节点：统一编排（vmagent = 短时内存缓存 + 长时磁盘缓存 + 冗余重试）
# 用法: docker compose up -d

services:
  # ========== 边缘必选 ==========
  # vmagent：抓取 + remote_write，内置短时内存缓存、长时磁盘缓存、失败重试
  prometheus-edge:
    image: victoriametrics/vmagent:latest
    container_name: prometheus-edge
    restart: unless-stopped
    environment:
      - CENTRAL_SERVER_HOST=${CENTRAL_SERVER_HOST:-192.168.1.10}
      - CENTRAL_SERVER_PORT=${CENTRAL_SERVER_PORT:-18428}
      - VMAUTH_WRITE_USER=${VMAUTH_WRITE_USER:-vm_write}
      - VMAUTH_WRITE_PASSWORD=${VMAUTH_WRITE_PASSWORD:-change-me-strong-write}
    volumes:
      - vmagent-cache-data:/cache
      - ./config/vmagent/vmagent-scrape.yml.template:/etc/vmagent/scrape.yml:ro
      - ./config/target-onvif.json:/etc/prometheus/target-onvif.json:ro
      - ./config/target-ping.json:/etc/prometheus/target-ping.json:ro
    mem_limit: "256m"
    cpus: "2.0"
    ports:
      - "9092:8429"
    extra_hosts:
      - "host.docker.internal:host-gateway"
    command:
      - -promscrape.config=/etc/vmagent/scrape.yml
      - -remoteWrite.url=http://${CENTRAL_SERVER_HOST}:${CENTRAL_SERVER_PORT}/api/v1/write
      - -remoteWrite.basicAuth.username=${VMAUTH_WRITE_USER}
      - -remoteWrite.basicAuth.password=${VMAUTH_WRITE_PASSWORD}
      - -remoteWrite.tmpDataPath=/cache/remotewrite
      - -remoteWrite.maxDiskUsagePerURL=512MB
      - -memory.allowedPercent=80
      - -httpListenAddr=:8429
    networks:
      - monitoring_net

  # ========== 可选容器（按需启用）==========
  onvif-exporter:
    profiles:
      - onvif
    image: onvif-exporter:local
    build:
      context: .
      dockerfile: apps/onvif-exporter/Dockerfile
    container_name: onvif-exporter
    restart: unless-stopped
    environment:
      - EXPORTER_PORT=9600
      - TARGETS_FILE=/config/targets.json
    volumes:
      - ./config/target-onvif.json:/config/targets.json:ro
    mem_limit: "128m"
    cpus: "1.5"
    networks:
      - monitoring_net

  blackbox-exporter:
    image: prom/blackbox-exporter:latest
    container_name: blackbox-exporter
    restart: unless-stopped
    volumes:
      - ./config/blackbox/config.yml:/etc/blackbox_exporter/config.yml:ro
    mem_limit: "64m"
    cpus: "0.5"
    networks:
      - monitoring_net

networks:
  monitoring_net:
    driver: bridge

volumes:
  vmagent-cache-data: