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V2EX  ›  NGINX

nginx 限流后 post 请求返回 405

  •  
  •   mahyclarv · Jan 17, 2022 · 2302 views
    This topic created in 1562 days ago, the information mentioned may be changed or developed.

    nginx 关键配置

    http {
       limit_req_zone $binary_remote_addr zone=limit:50m rate=10r/m;
       server {
          server_name xxx;
          error_page 503 @503;
          location @503 {
             rewrite ^(.*)$ /503.html break;
          }
          error_page 405 @405;
          location @405 {
             rewrite ^(.*)$ /503.html break;
          }
       }
    }
    

    问题一:为啥限流时 POST 请求不返回 503 而是返回 405 ?
    问题二:为啥重写 405 不生效呢?

    lululau
        1
    lululau  
       Jan 17, 2022   ❤️ 1
    curl -XPOST xxx/503.html
    mahyclarv
        2
    mahyclarv  
    OP
       Jan 17, 2022
    已经解决了
    ```
    location @503 {
    if ( $request_method = POST ) {
    return 503;
    }
    rewrite ^(.*)$ /503.html break;
    }
    ```
    猜想是 post 请求触发限流时,经过重写后请求内容已经变成了 503.html 静态文件,因此才触发的 405 规则,因此需要直接返回 503 状态码
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