64 lines
1.8 KiB
JavaScript
64 lines
1.8 KiB
JavaScript
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// odd, 单日
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const SingleDay = 'aaa1.herokuapp.com'
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// even, 双日
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const DoubleDay = 'bbb2.herokuapp.com'
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// CF proxy all, 一切给CF代理，true/false
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const CFproxy = true
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// Used in cloudflare workers, odd or even days point to 2 heroku account.
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// 由于heroku不绑卡不能自定义域名，就算绑卡后https也不方便
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// 另外免费套餐每月550小时，有些人不够用
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// 于是在CF Workers使用此代码，分单双日拉取不同heroku帐号下的相同网页
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// 只改上面，下面不用动
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addEventListener('fetch', event => {
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let url=new URL(event.request.url);
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if (url.protocol == 'http:') {
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url.protocol = 'https:'
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response = Response.redirect(url.href);
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event.respondWith( response );
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}
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let nd = new Date();
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if (nd.getDate()%2) {
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host = SingleDay
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} else {
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host = DoubleDay
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}
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if (!CFproxy) {
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url.hostname=host;
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let request=new Request(url,event.request);
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event.respondWith( fetch(request) )
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} else {
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event.respondWith( fetchAndApply(event.request) );
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}
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})
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async function fetchAndApply(request) {
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let response = null;
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let url = new URL(request.url);
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url.host = host;
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let method = request.method;
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let body = request.body;
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let request_headers = request.headers;
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let new_request_headers = new Headers(request_headers);
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new_request_headers.set('Host', url.host);
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new_request_headers.set('Referer', request.url);
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let original_response = await fetch(url.href, {
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method: method,
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body: body,
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headers: new_request_headers
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});
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response = new Response(original_response.body, {
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status: original_response.status,
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headers: original_response.headers
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})
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return response;
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}
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