nginx如何实现跳转到指定接口的功能

server {

        listen 80;

        server_name yunmasoft.com www.yunmasoft.com;

        if ( $uri ~* "^/user/loginInput$" ) {

                rewrite ^/(.*)$ http://123.57.250.51/$1 redirect;

        }

        location / {

                proxy_pass    http://182.92.97.72:8083;

                # proxy_redirect on ;

                index index.php index.html index.htm;

        }

        error_page 500 502 503 504 /50x.html;

}