Deploying exporters

Exporters provide data Prometheus can scrape and put into its database.

The stack we'll deploy is as follows:

version: "3"

services:

  ha-proxy:
    image: quay.io/prometheus/haproxy-exporter:${HA_PROXY_TAG:-\
 latest}
    networks:
      - proxy
      - monitor
    deploy:
      labels:
        - com.df.notify=true
        - com.df.scrapePort=9101
    command: -haproxy.scrape-
 uri="http://admin:admin@proxy/admin?stats;csv"

 cadvisor:
   image: google/cadvisor:${CADVISOR_TAG:-latest}
   networks:
     - monitor
   volumes:
      - /:/rootfs
      - /var/run:/var/run
      - /sys:/sys
      - /var/lib/docker:/var/lib/docker
   deploy:
     mode: global
     labels:
        - com.df.notify=true
        - com.df.scrapePort=8080

node-exporter:
  image: basi/node-exporter:${NODE_EXPORTER_TAG:-v1.13.0}
  networks:
    - monitor
  environment:
    - HOST_HOSTNAME=/etc/host_hostname
  volumes:
    - /proc:/host/proc
    - /sys:/host/sys
    - /:/rootfs
    - /etc/hostname...