version: "3.7"
services:
  nagios:
    image: jasonrivers/nagios:latest
    deploy:
      placement:
        constraints: [node.labels.com.sigyl.git-stack == yes]
      replicas: 1
      restart_policy:
        condition: any
    environment:
      - NAGIOSADMIN_USER=${NAGIOS_ADMIN_USER}
      - NAGIOSADMIN_PASS=${NAGIOS_ADMIN_PASSWORD}
    volumes:
      - ./nagios/conf.d:/opt/nagios/etc/conf.d/
      - ./nagios/contacts/contacts.cfg:/opt/nagios/etc/objects/contacts.cfg
    networks:
      - appnet
      - externalnet
  
networks:
  appnet:
    driver: overlay
    #external: true
  externalnet:
    driver: overlay
    external: true