http://www.nginx.cn/115.html
NGINX location 配置参考：http://www.cnblogs.com/zlingh/p/6288994.html
https://seonoco.com/nginx-prohibit-access-to-the-directory-or-file
#请求 nginx.com/static/1.html,请求static目录下的文件请求，区分大小写
location ~ /static/ {
root /webroot/static/;
}
#请求 nginx.com/static/aaa/1.html,请求static目录下的递归子目录的文件请求，区分大小写
location ~ /static {
root /webroot/static/;
}