version: '3.1'

services:

### WIREGUARD

  wireguard:
    image: lscr.io/linuxserver/wireguard
    container_name: wireguard
    healthcheck:
      test: [ "CMD", "ping", "-c", "1", "10.13.13.1" ]
      timeout: 10s
      interval: 5s
      retries: 3
    cap_add:
      - NET_ADMIN
      - SYS_MODULE
    environment:
      - PUID=1000
      - PGID=1000
    volumes:
      - ./wireguard/config/wg0.conf:/config/wg0.conf
      - /lib/modules:/lib/modules
    # Expose prometheus port
    expose:
      - 9090
    ports:
      - 51820:51820/udp
    sysctls:
      - net.ipv4.conf.all.src_valid_mark=1
    restart: unless-stopped
    networks:
      - chains
      - monitoring

### MONITORING

  prometheus:
    image: prom/prometheus:v2.30.3
    container_name: prometheus
    volumes:
      - ./prometheus/prometheus-autodiscover.yml:/etc/prometheus/prometheus.yml:ro
      - prometheus_data:/prometheus:rw
      - prometheus-docker-sd:/prometheus-docker-sd:ro
    command:
      - '--config.file=/etc/prometheus/prometheus.yml'
      - '--storage.tsdb.path=/prometheus'
      - '--web.console.libraries=/etc/prometheus/console_libraries'
      - '--web.console.templates=/etc/prometheus/consoles'
      - '--storage.tsdb.retention.time=200h'
      - '--web.enable-lifecycle'
    restart: unless-stopped
    labels:
      org.label-schema.group: "monitoring"
    depends_on:
      - prometheus-docker-sd
      - wireguard
    network_mode: "service:wireguard"

  prometheus-docker-sd:
    image: "stucky/prometheus-docker-sd:latest"
    restart: unless-stopped
    volumes:
      - /var/run/docker.sock:/var/run/docker.sock
      - prometheus-docker-sd:/prometheus-docker-sd:rw

  nodeexporter:
    image: prom/node-exporter:v1.2.2
    container_name: nodeexporter
    volumes:
      - /proc:/host/proc:ro
      - /sys:/host/sys:ro
      - /:/rootfs:ro
    command:
      - '--path.procfs=/host/proc'
      - '--path.rootfs=/rootfs'
      - '--path.sysfs=/host/sys'
      - '--collector.filesystem.mount-points-exclude=^/(sys|proc|dev|host|etc)($$|/)'
    restart: unless-stopped
    expose:
      - 9100
    labels:
      - "prometheus-scrape.enabled=true"
      - "prometheus-scrape.port=9100"
      - "prometheus-scrape.job_name=nodeexporter"
      - "org.label-schema.group=monitoring"
    networks:
      - monitoring

  cadvisor:
    image: gcr.io/cadvisor/cadvisor:v0.42.0
    container_name: cadvisor
    privileged: true
    devices:
      - /dev/kmsg:/dev/kmsg
    volumes:
      - /:/rootfs:ro
      - /var/run:/var/run:ro
      - /sys:/sys:ro
      - /var/lib/docker:/var/lib/docker:ro
      #- /cgroup:/cgroup:ro #doesn't work on MacOS only for Linux
    restart: unless-stopped
    expose:
      - 8080
    labels:
      - "prometheus-scrape.enabled=true"
      - "prometheus-scrape.port=8080"
      - "prometheus-scrape.job_name=cadvisor"
      - "org.label-schema.group=monitoring"
    networks:
      - monitoring

### VOLUMES

volumes:
  prometheus_data:
  prometheus-docker-sd:

### NETWORK

networks:
  monitoring:
    driver: bridge