Nginx防盗链

在Nginx配置添加如下代码：

location ~* \.(gif|jpg|png|jpeg)$ {
		expires     30d;
		valid_referers *.lianyi.test lianyi.test;
		if ($invalid_referer) {
			#rewrite ^/ http://ww4.sinaimg.cn/bmiddle/051bbed1gw1egjc4xl7srj20cm08aaa6.jpg;
			return 404;
		}