services: web1: image: web expose: - "81" environment: WEB_PORTS: "81" VIRTUAL_HOST: web.nginx-proxy.tld web2: image: web expose: - "82" environment: WEB_PORTS: "83" VIRTUAL_HOST: web.nginx-proxy.tld web3: image: web expose: - "83" environment: WEB_PORTS: "83" VIRTUAL_HOST: web.nginx-proxy.tld network_mode: "none" sut: image: nginxproxy/nginx-proxy:test volumes: - /var/run/docker.sock:/tmp/docker.sock:ro