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cloudflare_worker.js
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cloudflare_worker.js
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const ALLOW_KEYS = 'xzSlE';
export default {
async fetch(request, env, ctx) {
return await handleRequest(request);
}
}
async function handleRequest(request) {
const url = new URL(request.url);
const params = new URLSearchParams(url.search);
const u = params.get('u'); // 需要转发的url
const k = params.get('k'); // AUTHKEY
const timeout = parseInt(params.get('t') || '30') * 1000; // 超时时间，默认30秒
if (!k || k !== ALLOW_KEYS) {
return new Response('Auth Key is invalid!', { status: 403 });
}
if (!u || !k) {
return new Response('<html><head><title>Forwarder Url</title></head><body>Forwarder(1.2.4) : thisurl?k=AUTHKEY&t=timeout&u=url</body></html>', {
headers: { 'Content-Type': 'text/html' },
});
}
const referer = new URL(u).origin;
try {
// 设置超时的 Promise，用于处理超时情况
const controller = new AbortController();
const timeoutId = setTimeout(() => controller.abort(), timeout);
// 转发请求
const response = await fetch(u, {
method: 'GET',
headers: {
'User-Agent': 'Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; Win64; x64; Trident/5.0)',
'Accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8',
'Accept-Language': 'en,*',
'Referer': referer
},
signal: controller.signal,
});
clearTimeout(timeoutId);
// 提取并传递所有非 hop-by-hop 的 headers
const newHeaders = new Headers(response.headers);
['connection', 'keep-alive', 'proxy-authenticate', 'proxy-authorization', 'te', 'trailer', 'transfer-encoding', 'upgrade'].forEach(header => {
newHeaders.delete(header);
});
return new Response(await response.text(), {
status: response.status,
headers: newHeaders,
});
} catch (e) {
console.error("Error: ", e);
return new Response('Request failed!<br/>' + e, { status: 400 });
}
}