version: "3.8"

networks:
  host-network:
    name: host
    external: true
  prometheus-network:
    external: true
  traefik-network:
    external: true

services:
  prometheus-node-exporter-service:
    image: docker.io/prom/node-exporter:latest
    hostname: prometheus-node-exporter-service-host
    tty: true
    environment:
      - DS_NODE_NAME={{.Node.Hostname}}
      - DS_SERVICE_NAME={{.Service.Name}}
      - DS_TASK_NAME={{.Task.Name}}
    networks:
      - host-network
    volumes:
      - type: bind
        source: /
        target: /host
        read_only: true
    ##pid: host
    command:
      - --path.rootfs=/host
      - --web.listen-address=:9100
      ##- --web.disable-exporter-metrics
      ##- --log.level=debug
      ##- --path.procfs=/host/proc
      ##- --path.sysfs=/host/sys
      ##- --collector.filesystem.ignored-mount-points="^/(sys|proc|dev|host|etc)/?.*$$"
    ##ports:
    ##  - target: 9100
    ##    published: 9100
    ##    protocol: tcp
    deploy:
      mode: global
      ##placement:
        ##constraints:
        ##  - node.role == manager
      resources:
        limits:
          memory: 256MB
      restart_policy:
        condition: on-failure