mkdir -p /root/nginx-docker-demo/html
docker run --network=host --rm --name mynginx --volume /root/nginx-docker-demo/html/:/usr/share/nginx/html -d nginx
docker cp mynginx:/etc/nginx .
mv nginx conf
docker stop mynginx
docker run --network=host --rm --name mynginx --volume /root/nginx-docker-demo/html/:/usr/share/nginx/html --volume /root/nginx-docker-demo/conf:/etc/nginx -d nginx
参考链接：http://www.ruanyifeng.com/blog/2018/02/nginx-docker.html