使用Deno Deploy反代Websocket节点 | MisakaNo の小破站

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准备材料

GitHub 账号

部署步骤

打开Deno Deploy的官网：https://deno.com/deploy ，点击“Sign up”进行注册。如有账号点击“Sign in”登录

点击“New Project”按钮，创建一个项目

点击“Play”按钮，创建一个新的项目

将代码修改为下面的内容，然后点击“Save and deploy”按钮（将 xx.xxx.xxxx 替换成实际的节点地址）

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import { serve } from "https://deno.land/[email protected]/http/server.ts";const targetWSHost = "xx.xxx.xxxx";async function handler(req: Request): Promise<Response> { const url = new URL(req.url); const upgrade = req.headers.get("upgrade") || ""; if (upgrade.toLowerCase() != "websocket") { url.host = targetWSHost; return await fetch(url, req); } const socketPromse = []; const { socket: downstream, response } = Deno.upgradeWebSocket(req); downstream.addEventListener("open", ()=>{ console.log('open----downstream-------'); }) url.host = targetWSHost url.protocol = 'wss'; url.port = '443' const upstream = new WebSocket(url); socketPromse.push(new Promise((resolve) => upstream.addEventListener("open", resolve))); await Promise.all(socketPromse); console.log("Both WebSocket connections are open"); downstream.addEventListener("message", (message: any) => { upstream.send(message.data); }); downstream.addEventListener("error", (error: any) => { console.log("error", error); }); // Proxy messages from the upstream WebSocket connection to the downstream connection upstream.addEventListener("message", (message: any) => { downstream.send(message.data); }); upstream.addEventListener('error', (e: any) => { console.log("error", e); }); return response;}serve(handler);