利用Cloudflare Workers代理999域名

Cloudflare Workers Proxy/999域名反代.js

@@ -0,0 +1,58 @@
+addEventListener('fetch', event => {
+	event.respondWith(handleRequest(event.request));
+  });
+  
+  async function handleRequest(request) {
+	const url = new URL(request.url);
+	const targetUrl = new URL('https://mc.999.com.cn' + url.pathname + url.search); 
+  
+	// 创建新 Headers 对象，排除以 'cf-' 开头的请求头
+	let newHeaders = new Headers();
+	for (let pair of request.headers.entries()) {
+	  if (!pair[0].startsWith('cf-')) {
+		newHeaders.append(pair[0], pair[1]);
+	  }
+	}
+  
+	// 创建一个新的请求以访问目标 URL
+	const modifiedRequest = new Request(targetUrl, {
+	  headers: newHeaders,
+	  method: request.method,
+	  body: request.body,
+	  redirect: 'manual'
+	});
+  
+	try {
+	  const response = await fetch(modifiedRequest);
+	  let modifiedResponse;
+  
+	  // 处理重定向
+	  if ([301, 302, 303, 307, 308].includes(response.status)) {
+		const location = new URL(response.headers.get('location'));
+		modifiedResponse = new Response(null, {
+		  status: response.status,
+		  statusText: response.statusText,
+		  headers: {
+			'Location': location.href
+		  }
+		});
+	  } else {
+		modifiedResponse = new Response(response.body, {
+		  status: response.status,
+		  statusText: response.statusText,
+		  headers: response.headers
+		});
+	  }
+  
+	  // 添加 CORS 头部，允许跨域访问
+	  modifiedResponse.headers.set('Access-Control-Allow-Origin', '*');
+	  modifiedResponse.headers.set('Access-Control-Allow-Methods', 'GET, POST, PUT, DELETE');
+	  modifiedResponse.headers.set('Access-Control-Allow-Headers', '*');
+  
+	  return modifiedResponse;
+	} catch (error) {
+	  return new Response('无法访问目标地址: ' + error.message, {
+		status: 500
+	  });
+	}
+  }