nginx模糊匹配实现重定向与同源策略

server {
    listen       443 ssl;
    server_name www.baidu.com;
 
    client_body_timeout 10s;
    client_header_timeout 10s;
    large_client_header_buffers 4 8k;
 client_header_buffer_size 1k;
 
#add_header  X-Frame-Options  SAMEORIGIN;同源允许

add_header  X-Frame-Options  "ALLOW-FROM http://mp.blog.youkuaiyun.com";指定域名访问
 limit_conn perip 5;
 limit_conn perserver 20;
 
    ssl_certificate              1.pem;
    ssl_certificate_key  2.key;

 
 if ($request_method = PUT ) {
                 return 403;
          }
    if ($request_method = DELETE ) {
             return 403;
          }
   if ($request_uri ~ tr_north) {//模糊匹配 包含tr_north的请求
        rewrite ^ www.baidu.com$request_uri? permanent;
   }
   if ($request_uri ~ tr_west) {{//模糊匹配 包含tr_west的请求
        rewrite ^ www.baidu.com$request_uri? permanent;
   }
    charset utf-8;
    location /tr_gat{
        proxy_pass  http://tr_gat;
        proxy_http_version 1.1;
        proxy_set_header   Connection       "";
        proxy_set_header   Host             $host;
        proxy_set_header   X-Real-IP        $remote_addr;
        proxy_set_header   X-Forwarded-For  $proxy_add_x_forwarded_for;
        proxy_connect_timeout 2;
        client_max_body_size    1000m;
    }