由于较旧的浏览器可能不支持 WebSocket 协议,所以使用 WebSocket 协议的通信双方在进行 TCP 三次握手之后,还要再额外地进行一次握手,这一次的握手通信双方的报文格式是基于 HTTP 协议改造的。 全菜工程师小辉 2019/09/16 1.2K0 WebSocket实现在线聊天 网站socket编程httphttps “ 这一篇文章前面部分我们会先介绍WebSoc...
Sec-WebSocket-Extensions: permessage-deflate; client_max_window_bits Sec-WebSocket-Protocol: mqttv3.1 What did you expect to see? Connection established, with response headers: HTTP/1.1 101 Switching Protocols Upgrade: WebSocket Connection: Upgrade Sec-WebSocket-Accept: QOgoa9oaAWMABKAX5KmXeL6Y3cA=...
258EAFA5-E914-47DA-95CA-C5AB0DC85B11),对连接后的字符串做SHA1,得到16进制表示的字符串,将每两位当作一个字节进行分隔,得到字节数组,对字节数组做Base64,即得到Sec-WebSocket-Accept
HTTP/1.1101Upgrade:websocketConnection:upgradeSec-WebSocket-Accept:njBND6LKlpJ6v6cwSduscenP/tI=Sec-WebSocket-Extensions:permessage-deflate;client_max_window_bits=15Date:Sat, 24 Apr 2021 13:33:36 GMT 加密规则 算法中用到的固定字符串258EAFA5-E914-47DA-95CA-C5AB0DC85B11。
I'm trying to build a WebSocket server implementation of Guacamole, which sends the following headers: headers: { host: 'localhost:8889', connection: 'Upgrade', pragma: 'no-cache', 'cache-control': 'no-cache', upgrade: 'websocket', origi...