nginx-proxy/test/test_custom/test_defaults.yml

services:
  nginx-proxy:
    image: nginxproxy/nginx-proxy:test
    volumes:
      - /var/run/docker.sock:/tmp/docker.sock:ro
      - ./my_custom_proxy_settings_f00.conf:/etc/nginx/proxy.conf:ro

  web1:
    image: web
    expose:
      - "81"
    environment:
      WEB_PORTS: "81"
      VIRTUAL_HOST: web1.nginx-proxy.example

  web2:
    image: web
    expose:
      - "82"
    environment:
      WEB_PORTS: "82"
      VIRTUAL_HOST: web2.nginx-proxy.example