X-Forwarded-Proto - [ HTTP 中文开发手册 ] - 在线原生手册

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文字

X-Forwarded-Proto（XFP）报头是用于识别协议（HTTP 或 HTTPS），其中使用的客户端连接到代理或负载平衡器一个事实上的标准报头。您的服务器访问日志包含在服务器和负载平衡器之间使用的协议，但不包括客户端和负载平衡器之间使用的协议。要确定客户端和负载平衡器之间使用的协议，X-Forwarded-Proto可以使用请求标头。

此标头的标准化版本是 HTTP Forwarded标头。

Header type	Request header
Forbidden header name	no

句法

X-Forwarded-Proto: <protocol>

指令

<protocol> 转发的协议（http 或 https）。

例子

X-Forwarded-Proto: https

其他非标准形式：

# Microsoft
Front-End-Https: on

X-Forwarded-Protocol: https 
X-Forwarded-Ssl: on 
X-Url-Scheme: https

产品规格

不是任何当前规范的一部分。这个标题的标准化版本是Forwarded。