init edge tunnel

apps/deno-bypass/src/bypass.ts

@@ -0,0 +1,44 @@
+import { serve } from 'https://deno.land/std@0.157.0/http/server.ts';
+
+const userID = Deno.env.get('UUID');
+
+const handler = async (request: Request): Promise<Response> => {
+  const headers = request.headers;
+  const serverAddress = headers.get('x-host') || '';
+  const remotePort = headers.get('x-port') || 443;
+  const uuid = headers.get('x-uuid');
+
+  if (!serverAddress || !remotePort || !userID) {
+    return new Response(
+      `Version 0.0.1-2022/12/03!!
+${userID ? 'has UUID env' : 'no UUID env'}
+感谢 deno deploy 严肃对待 web standard。支持 HTTP request & response streaming。
+      `,
+      {
+        status: 200,
+        headers: {},
+      }
+    );
+  }
+  console.log(
+    `want to proxy to server address ${serverAddress}, and port ${remotePort}`
+  );
+
+  if (uuid !== userID) {
+    return new Response('Do not send right UUID!', {
+      status: 403,
+      headers: {},
+    });
+  }
+  const connection = await Deno.connect({
+    port: Number(remotePort),
+    hostname: serverAddress,
+  });
+  const proxyResp = request.body?.pipeThrough(connection);
+  return new Response(proxyResp, {
+    status: 200,
+    headers: {},
+  });
+};
+
+serve(handler, { port: 8080, hostname: '0.0.0.0' });