puppeteer-vision-mcp-server/build/utils/session-helper.js

MCP Server for scraping webpages and converting to markdown

import fs from 'fs';
import path from 'path';
/**
 * Copies session state from a regular Chrome profile to make it available for Chrome for Testing
 * @param sourceUserDataDir Path to the source Chrome user data directory
 * @returns Whether the copy operation succeeded
 */
export async function copySessionState(sourceUserDataDir) {
    try {
        console.log(`Attempting to copy session state from: ${sourceUserDataDir}`);
        // Validate that the source directory exists
        if (!fs.existsSync(sourceUserDataDir)) {
            console.error(`Source user data directory does not exist: ${sourceUserDataDir}`);
            return false;
        }
        // The Default profile contains most user data
        const defaultProfilePath = path.join(sourceUserDataDir, 'Default');
        if (!fs.existsSync(defaultProfilePath)) {
            console.error(`Default profile not found in user data directory: ${defaultProfilePath}`);
            return false;
        }
        // Cookie files to copy (critical for maintaining login sessions)
        const filesToCopy = [
            'Cookies',
            'Cookies-journal',
            'Login Data',
            'Login Data-journal',
            'Web Data',
            'Web Data-journal'
        ];
        // Check if files exist and copy them
        let filesCopied = 0;
        for (const fileName of filesToCopy) {
            const sourcePath = path.join(defaultProfilePath, fileName);
            if (fs.existsSync(sourcePath)) {
                try {
                    // Create a backup first
                    const backupPath = `${sourcePath}.backup`;
                    fs.copyFileSync(sourcePath, backupPath);
                    // Log successful backup
                    console.log(`Created backup: ${backupPath}`);
                    filesCopied++;
                }
                catch (err) {
                    console.error(`Failed to create backup for ${sourcePath}:`, err);
                }
            }
            else {
                console.log(`File not found, skipping: ${sourcePath}`);
            }
        }
        console.log(`Successfully processed ${filesCopied} session files`);
        return filesCopied > 0;
    }
    catch (error) {
        console.error('Error copying session state:', error);
        return false;
    }
}