nginx 配置--限定用户访问，防止非80端口转80技巧

server {

listen       8890;

server_name  you.sever.com.cn;

location ~ ^/index.html {

root /code/qhfaxweb_re/errorpages;

}

location / {

if ($http_x_forwarded_for !~* "***.250.***.27") {

return  404;

}

proxy_pass  http://**.**.44.56:8890;

proxy_set_header   Host             $host:8890;

proxy_set_header   X-Real-IP        $remote_addr;

proxy_set_header   X-Forwarded-For  $proxy_add_x_forwarded_for;

}

}