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Update gcr_proxy.js

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Lework 2020-08-20 14:07:05 +08:00 committed by GitHub
parent 5aed0fe51a
commit de1ddd3126
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1 changed files with 14 additions and 4 deletions
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18
gcr_proxy.js
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@ -14,6 +14,7 @@ const PREFLIGHT_INIT = {
headers: new Headers({
'access-control-allow-origin': '*',
'access-control-allow-methods': 'GET,POST,PUT,PATCH,TRACE,DELETE,HEAD,OPTIONS',
'Access-Control-Allow-Headers': "Authorization,DNT,X-CustomHeader,Keep-Alive,User-Agent,X-Requested-With,If-Modified-Since,Cache-Control,Content-Type",
'access-control-max-age': '1728000',
}),
}
@ -52,6 +53,11 @@ addEventListener('fetch', e => {
* @param {FetchEvent} e
*/
async function fetchHandler(e) {
if (e.request.method === 'OPTIONS' )
{
return new Response(null, PREFLIGHT_INIT)
}
const getReqHeader = (key) => e.request.headers.get(key);
let url = new URL(e.request.url);
@ -66,8 +72,7 @@ async function fetchHandler(e) {
'Accept-Encoding': getReqHeader("Accept-Encoding"),
'Connection': 'keep-alive',
'Cache-Control': 'max-age=0'
},
cacheTtl: 3600
}
};
if (e.request.headers.has("Authorization")) {
@ -91,6 +96,10 @@ async function fetchHandler(e) {
return httpHandler(e.request, new_response_headers.get("Location"))
}
new_response_headers.set('Access-Control-Allow-Origin', '*')
new_response_headers.set('Access-Control-Allow-Methods', 'GET,POST,PUT,PATCH,TRACE,DELETE,HEAD,OPTIONS')
new_response_headers.set('Access-Control-Allow-Headers', "Authorization,DNT,X-CustomHeader,Keep-Alive,User-Agent,X-Requested-With,If-Modified-Since,Cache-Control,Content-Type")
let response = new Response(original_text, {
status,
headers: new_response_headers
@ -117,7 +126,9 @@ function httpHandler(req, pathname) {
let rawLen = ''
const reqHdrNew = new Headers(reqHdrRaw)
// 访问storage.googleapis.com时去除认证
reqHdrNew.delete('Authorization')
const refer = reqHdrNew.get('referer')
let urlStr = pathname
@ -160,7 +171,6 @@ async function proxy(urlObj, reqInit, rawLen) {
const status = res.status
resHdrNew.set('access-control-expose-headers', '*')
resHdrNew.set('access-control-allow-origin', '*')
resHdrNew.set('Cache-Control', 'max-age=1500')
resHdrNew.delete('content-security-policy')
resHdrNew.delete('content-security-policy-report-only')