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Direct IP Access on CF Worker (but ipv4 only), based on sslip.io #343

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Direct IP Access on CF Worker (but ipv4 only), based on sslip.io #343

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02cb7c0
Update index.js
kerry64 Apr 15, 2023
8112b36
typo
kerry64 Jan 11, 2024
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17 changes: 14 additions & 3 deletions cf-worker/index.js
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Original file line number Diff line number Diff line change
Expand Up @@ -5,9 +5,12 @@
*/
const ASSET_URL = 'https://etherdream.github.io/jsproxy'

const JS_VER = 10
const JS_VER = 11
const MAX_RETRY = 1

const ip_dns_srv = '.sslip.io'
// solve Cloudflare: Direct IP Access Not Allowed

/** @type {RequestInit} */
const PREFLIGHT_INIT = {
status: 204,
Expand Down Expand Up @@ -35,7 +38,15 @@ function makeRes(body, status = 200, headers = {}) {
*/
function newUrl(urlStr) {
try {
return new URL(urlStr)
const ipv4=/\b(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\b/;
var urlobj = new URL(urlStr)
urlobj.hostname =
ipv4.test(urlobj.hostname) ?
urlobj.hostname + ip_dns_srv //'.sslip.io'
: /*isIPv6(urlobj.hostname) ?
urlobj.hostname.replaceAll(':','-') + ip_dns_srv
:*/ urlobj.hostname
return urlobj
} catch (err) {
return null
}
Expand Down Expand Up @@ -287,4 +298,4 @@ async function parseYtVideoRedir(urlObj, newLen, res) {
return null
}
return urlObj
}
}