/**
* Extract cookies from your existing Chrome session.
*
* This reads cookies directly from Chrome's cookie database,
* avoiding the need for Puppeteer automation that Google detects.
*/
import fs from 'fs';
import path from 'path';
import os from 'os';
import { execSync } from 'child_process';
interface AuthTokens {
cookies: Record<string, string>;
csrf_token: string;
}
/**
* Find Chrome's cookies database path
*/
function findCookiesDb(): string | null {
const home = os.homedir();
const possiblePaths = [
// Linux
path.join(home, '.config/google-chrome/Default/Cookies'),
path.join(home, '.config/chromium/Default/Cookies'),
path.join(home, 'snap/chromium/common/chromium/Default/Cookies'),
// macOS
path.join(home, 'Library/Application Support/Google/Chrome/Default/Cookies'),
// Windows
path.join(home, 'AppData/Local/Google/Chrome/User Data/Default/Network/Cookies'),
];
for (const p of possiblePaths) {
if (fs.existsSync(p)) {
return p;
}
}
return null;
}
/**
* Extract NotebookLM cookies from Chrome's database
*/
export async function extractChromeSession(): Promise<AuthTokens | null> {
console.log('🔍 Looking for Chrome cookies database...');
const cookiesDb = findCookiesDb();
if (!cookiesDb) {
console.error('❌ Chrome cookies database not found.');
console.error(' Make sure you are logged into NotebookLM in Chrome first.');
return null;
}
console.log(`✅ Found: ${cookiesDb}`);
console.log('⚠️ Note: Chrome must be closed to read cookies.\n');
// Chrome cookies are encrypted on Linux/Mac, we need sqlite3 at minimum
try {
// Try using sqlite3 to extract cookies
const tempDb = '/tmp/notebooklm-cookies-copy.db';
execSync(`cp "${cookiesDb}" "${tempDb}"`, { stdio: 'pipe' });
// This is a simplified extraction - Chrome encrypts cookies on Linux
// For full solution, would need to decrypt using DPAPI (Windows) or keychain (Mac)
console.log('⚠️ Chrome encrypts cookies on modern systems.');
console.log(' For now, please use manual authentication:');
console.log('');
console.log(' 1. Open Chrome DevTools (F12) on notebooklm.google.com');
console.log(' 2. Go to Network tab');
console.log(' 3. Refresh the page');
console.log(' 4. Click any request to notebooklm.google.com');
console.log(' 5. Copy the "Cookie" header value');
console.log(' 6. Find "at=" parameter in Request Payload');
console.log('');
fs.unlinkSync(tempDb);
return null;
} catch (error: any) {
console.error('❌ Failed to extract cookies:', error.message);
return null;
}
}
// CLI entry point
async function main() {
const result = await extractChromeSession();
if (result) {
console.log('✅ Successfully extracted session!');
} else {
console.log('\n📋 Use the authenticate tool with manual cookies instead.');
}
}
const isMainModule = import.meta.url === `file://${process.argv[1]}`;
if (isMainModule) {
main();
}
