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Merge branch 'origin/proxy_v2' of https://github.com/everywall/ladder into origin/proxy_v2

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This commit is contained in:
joncrangle
2023-11-30 01:50:34 -05:00
parent f5458aa1bf 73cae94e53
commit 1c810ad8e2
1 changed files with 55 additions and 33 deletions
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88
proxychain/responsemodifers/patch_dynamic_resource_urls.js
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@@ -28,10 +28,21 @@
];
function rewriteURL(url) {
const oldUrl = url;
if (!url) return url;
let isStr = typeof url.startsWith === "function";
if (!isStr) return url;
// fetch url might be string, url, or request object
// handle all three by downcasting to string
const isStr = typeof url === "string";
if (!isStr) {
x = String(url);
if (x == "[object Request]") {
url = url.url;
} else {
url = String(url);
}
}
const oldUrl = url;
// don't rewrite special URIs
if (blacklistedSchemes.includes(url)) return url;
@@ -44,7 +55,8 @@
}
// don't double rewrite
if (url.startsWith(proxyOrigin)) return url;
if (url.startsWith(`${proxyOrigin}/http://`)) return url;
if (url.startsWith(`${proxyOrigin}/https://`)) return url;
if (url.startsWith(`/${proxyOrigin}`)) return url;
if (url.startsWith(`/${origin}`)) return url;
if (url.startsWith(`/http://`)) return url;
@@ -59,6 +71,11 @@
url = `/${origin}/${encodeURIComponent(url.substring(2))}`;
} else if (url.startsWith("/")) {
url = `/${origin}/${encodeURIComponent(url.substring(1))}`;
} else if (
url.startsWith(proxyOrigin) && !url.startsWith(`${proxyOrigin}/http`)
) {
// edge case where client js uses current url host to write an absolute path
url = "".replace(proxyOrigin, `${proxyOrigin}/${origin}`);
} else if (url.startsWith(origin)) {
url = `/${encodeURIComponent(url)}`;
} else if (url.startsWith("http://") || url.startsWith("https://")) {
@@ -68,36 +85,41 @@
return url;
}
// sometimes anti-bot protections like cloudflare or akamai bot manager check if JS is hooked
/*
// sometimes anti-bot protections like cloudflare or akamai bot manager check if JS is hooked
function hideMonkeyPatch(objectOrName, method, originalToString) {
let obj;
let isGlobalFunction = false;
if (typeof objectOrName === "string") {
obj = globalThis[objectOrName];
isGlobalFunction = (typeof obj === "function") &&
(method === objectOrName);
} else {
obj = objectOrName;
}
if (isGlobalFunction) {
const originalFunction = obj;
globalThis[objectOrName] = function(...args) {
return originalFunction.apply(this, args);
};
globalThis[objectOrName].toString = () => originalToString;
} else if (obj && typeof obj[method] === "function") {
const originalMethod = obj[method];
obj[method] = function(...args) {
return originalMethod.apply(this, args);
};
obj[method].toString = () => originalToString;
} else {
console.warn(
`proxychain: cannot hide monkey patch: ${method} is not a function on the provided object.`,
);
}
}
*/
function hideMonkeyPatch(objectOrName, method, originalToString) {
let obj;
let isGlobalFunction = false;
if (typeof objectOrName === "string") {
obj = globalThis[objectOrName];
isGlobalFunction = (typeof obj === "function") &&
(method === objectOrName);
} else {
obj = objectOrName;
}
if (isGlobalFunction) {
const originalFunction = obj;
globalThis[objectOrName] = function(...args) {
return originalFunction.apply(this, args);
};
globalThis[objectOrName].toString = () => originalToString;
} else if (obj && typeof obj[method] === "function") {
const originalMethod = obj[method];
obj[method] = function(...args) {
return originalMethod.apply(this, args);
};
obj[method].toString = () => originalToString;
} else {
console.warn(
`proxychain: cannot hide monkey patch: ${method} is not a function on the provided object.`,
);
}
return;
}
// monkey patch fetch