volumes: nginx_conf: services: nginx: image: nginx container_name: nginx ports: - "80:80" volumes: - nginx_conf:/etc/nginx/conf.d:ro - network_internal.conf:/etc/nginx/network_internal.conf:ro dockergen: image: nginxproxy/docker-gen command: -notify-sighup nginx -watch /etc/docker-gen/templates/nginx.tmpl /etc/nginx/conf.d/default.conf # the name "nginx" passed to the "-notify-sighup" flag must exactly match the container name used for the nginx container above. environment: # nginx-proxy environment variable (HTTP_PORT etc.) must be set on the docker-gen container (not the nginx container) volumes: - /var/run/docker.sock:/tmp/docker.sock:ro - ./nginx.tmpl:/etc/docker-gen/templates/nginx.tmpl - nginx_conf:/etc/nginx/conf.d whoami: image: jwilder/whoami environment: - VIRTUAL_HOST=whoami.example