web: image: web expose: - "81" environment: WEB_PORTS: "81" VIRTUAL_HOST: "web.nginx-proxy.tld" sut: image: jwilder/nginx-proxy:test volumes: - /var/run/docker.sock:/tmp/docker.sock:ro - ../lib/ssl/dhparam.pem:/etc/nginx/dhparam/dhparam.pem:ro