Web Proxy MCP Server

/** * Browser Setup Script Generator * Generates setup scripts for different browsers */ import fs from 'fs/promises'; import path from 'path'; export class BrowserSetup { constructor(targetManager) { this.targetManager = targetManager; this.setupDir = './setup-scripts'; } /** * Generate all browser setup scripts * @param {string} proxyHost - Proxy server host * @param {number} proxyPort - Proxy server port * @returns {Object} Generated scripts info */ async generateAllSetups(proxyHost = 'localhost', proxyPort = 8080) { const scripts = { pac: await this.generatePacFile(proxyHost, proxyPort), chrome: this.generateChromeSetup(proxyHost, proxyPort), firefox: this.generateFirefoxSetup(proxyHost, proxyPort), curl: this.generateCurlSetup(proxyHost, proxyPort), system: this.generateSystemProxySetup(proxyHost, proxyPort) }; // Create setup directory try { await fs.mkdir(this.setupDir, { recursive: true }); } catch (error) { // Directory might already exist } // Write all scripts to files const files = {}; for (const [type, content] of Object.entries(scripts)) { const filename = `${type}-proxy-setup.${this._getFileExtension(type)}`; const filepath = path.join(this.setupDir, filename); await fs.writeFile(filepath, content.content); files[type] = { filename, filepath, description: content.description }; } return { proxyHost, proxyPort, targetCount: this.targetManager.getStats().enabled, files, generatedAt: new Date().toISOString() }; } /** * Generate PAC file * @param {string} proxyHost - Proxy server host * @param {number} proxyPort - Proxy server port * @returns {Object} PAC file content and info */ async generatePacFile(proxyHost, proxyPort) { const pacContent = this.targetManager.generatePacFile(proxyHost, proxyPort); return { content: pacContent, description: 'Proxy Auto-Configuration file for automatic proxy routing' }; } /** * Generate Chrome setup script * @param {string} proxyHost - Proxy server host * @param {number} proxyPort - Proxy server port * @returns {Object} Chrome setup script */ generateChromeSetup(proxyHost, proxyPort) { const stats = this.targetManager.getStats(); const pacUrl = `http://${proxyHost}:${proxyPort}/proxy.pac`; const script = `#!/bin/bash # Chrome Proxy Setup Script # Generated by Web Proxy MCP Server # Targets: ${stats.enabled} enabled domains echo "Setting up Chrome with proxy configuration..." # Method 1: Launch Chrome with PAC file echo "Starting Chrome with PAC configuration..." google-chrome \\ --proxy-pac-url="${pacUrl}" \\ --disable-background-networking \\ --disable-default-apps \\ --disable-extensions \\ --disable-sync \\ --disable-translate \\ --disable-web-security \\ --user-data-dir="/tmp/chrome-proxy-session" \\ --new-window # Method 2: Manual proxy settings (alternative) # google-chrome \\ # --proxy-server="${proxyHost}:${proxyPort}" \\ # --user-data-dir="/tmp/chrome-proxy-session" echo "Chrome started with proxy configuration" echo "Monitoring ${stats.enabled} domains through proxy" echo "Proxy server: ${proxyHost}:${proxyPort}" `; return { content: script, description: 'Shell script to launch Chrome with proxy configuration' }; } /** * Generate Firefox setup script * @param {string} proxyHost - Proxy server host * @param {number} proxyPort - Proxy server port * @returns {Object} Firefox setup script */ generateFirefoxSetup(proxyHost, proxyPort) { const stats = this.targetManager.getStats(); // Firefox preferences for proxy const prefsContent = `// Firefox proxy preferences // Generated by Web Proxy MCP Server user_pref("network.proxy.type", 2); // Use PAC user_pref("network.proxy.autoconfig_url", "http://${proxyHost}:${proxyPort}/proxy.pac"); user_pref("network.proxy.autoconfig_retry_interval_min", 5); user_pref("network.proxy.autoconfig_retry_interval_max", 300); // Optional: Disable DNS over HTTPS for proxy testing user_pref("network.trr.mode", 5); // Monitoring ${stats.enabled} domains through proxy // Proxy server: ${proxyHost}:${proxyPort} `; const script = `#!/bin/bash # Firefox Proxy Setup Script # Generated by Web Proxy MCP Server echo "Setting up Firefox with proxy configuration..." # Create temporary Firefox profile PROFILE_DIR="/tmp/firefox-proxy-profile" mkdir -p "$PROFILE_DIR" # Write proxy preferences cat > "$PROFILE_DIR/user.js" << 'EOF' ${prefsContent}EOF echo "Starting Firefox with proxy profile..." firefox --profile "$PROFILE_DIR" --new-instance echo "Firefox started with proxy configuration" echo "Profile directory: $PROFILE_DIR" echo "PAC URL: http://${proxyHost}:${proxyPort}/proxy.pac" `; return { content: script, description: 'Shell script to launch Firefox with proxy configuration' }; } /** * Generate curl setup script * @param {string} proxyHost - Proxy server host * @param {number} proxyPort - Proxy server port * @returns {Object} Curl setup script */ generateCurlSetup(proxyHost, proxyPort) { const targets = this.targetManager.listTargets().filter(t => t.status === 'active'); const examples = targets.slice(0, 3).map(target => `curl --proxy "${proxyHost}:${proxyPort}" "https://${target.domain}"` ).join('\n'); const script = `#!/bin/bash # cURL Proxy Testing Script # Generated by Web Proxy MCP Server PROXY_SERVER="${proxyHost}:${proxyPort}" echo "Testing proxy with cURL..." echo "Proxy server: $PROXY_SERVER" echo "Monitored domains: ${targets.length}" echo "" # Function to test a URL through proxy test_proxy() { local url="$1" echo "Testing: $url" curl --proxy "$PROXY_SERVER" \\ --connect-timeout 10 \\ --max-time 30 \\ --silent \\ --head \\ "$url" && echo "✓ Success" || echo "✗ Failed" echo "" } # Test examples ${examples} # Interactive mode echo "Enter URLs to test (Ctrl+C to exit):" while read -p "URL: " url; do if [ ! -z "$url" ]; then test_proxy "$url" fi done `; return { content: script, description: 'cURL testing script for proxy verification' }; } /** * Generate system proxy setup script * @param {string} proxyHost - Proxy server host * @param {number} proxyPort - Proxy server port * @returns {Object} System proxy setup script */ generateSystemProxySetup(proxyHost, proxyPort) { const pacUrl = `http://${proxyHost}:${proxyPort}/proxy.pac`; const script = `#!/bin/bash # System Proxy Setup Script # Generated by Web Proxy MCP Server # WARNING: This modifies system-wide proxy settings PROXY_SERVER="${proxyHost}:${proxyPort}" PAC_URL="${pacUrl}" echo "System Proxy Configuration" echo "==========================" echo "Proxy server: $PROXY_SERVER" echo "PAC URL: $PAC_URL" echo "" # Function to set GNOME proxy (Ubuntu/Debian desktop) set_gnome_proxy() { echo "Setting GNOME proxy settings..." gsettings set org.gnome.system.proxy mode 'auto' gsettings set org.gnome.system.proxy autoconfig-url "$PAC_URL" echo "✓ GNOME proxy configured" } # Function to set KDE proxy (KDE desktop) set_kde_proxy() { echo "Setting KDE proxy settings..." kwriteconfig5 --file kioslaverc --group 'Proxy Settings' --key ProxyType 2 kwriteconfig5 --file kioslaverc --group 'Proxy Settings' --key 'Proxy Config Script' "$PAC_URL" echo "✓ KDE proxy configured" } # Function to set environment variables set_env_proxy() { echo "Setting environment proxy variables..." export http_proxy="http://$PROXY_SERVER" export https_proxy="http://$PROXY_SERVER" export HTTP_PROXY="http://$PROXY_SERVER" export HTTPS_PROXY="http://$PROXY_SERVER" # Add to shell profile for persistence (optional) echo "# Proxy settings - added by Web Proxy MCP" >> ~/.bashrc echo "export http_proxy=http://$PROXY_SERVER" >> ~/.bashrc echo "export https_proxy=http://$PROXY_SERVER" >> ~/.bashrc echo "✓ Environment variables set" } # Function to unset proxy unset_proxy() { echo "Removing proxy settings..." # GNOME gsettings set org.gnome.system.proxy mode 'none' 2>/dev/null # Environment unset http_proxy https_proxy HTTP_PROXY HTTPS_PROXY # Remove from bashrc sed -i '/# Proxy settings - added by Web Proxy MCP/,+2d' ~/.bashrc 2>/dev/null echo "✓ Proxy settings removed" } # Main menu case "$1" in "gnome") set_gnome_proxy ;; "kde") set_kde_proxy ;; "env") set_env_proxy ;; "unset") unset_proxy ;; *) echo "Usage: $0 [gnome|kde|env|unset]" echo "" echo "Commands:" echo " gnome - Set GNOME desktop proxy" echo " kde - Set KDE desktop proxy" echo " env - Set environment variables" echo " unset - Remove all proxy settings" echo "" echo "Example: $0 gnome" ;; esac `; return { content: script, description: 'System-wide proxy configuration script (Linux/macOS)' }; } /** * Get file extension for script type * @param {string} type - Script type * @returns {string} File extension * @private */ _getFileExtension(type) { const extensions = { pac: 'pac', chrome: 'sh', firefox: 'sh', curl: 'sh', system: 'sh' }; return extensions[type] || 'txt'; } /** * Generate quick setup instructions * @param {string} proxyHost - Proxy server host * @param {number} proxyPort - Proxy server port * @returns {string} Setup instructions */ generateQuickSetup(proxyHost, proxyPort) { const stats = this.targetManager.getStats(); const targets = this.targetManager.listTargets() .filter(t => t.status === 'active') .map(t => t.domain) .slice(0, 5); return `🔧 Web Proxy MCP - Quick Setup Guide ========================================== 📊 Configuration: • Proxy Server: ${proxyHost}:${proxyPort} • Monitored Domains: ${stats.enabled} • PAC URL: http://${proxyHost}:${proxyPort}/proxy.pac 🎯 Target Domains: ${targets.map(domain => `• ${domain}`).join('\n')} 🚀 Quick Start Options: 1️⃣ Chrome (Recommended): chmod +x ./setup-scripts/chrome-proxy-setup.sh ./setup-scripts/chrome-proxy-setup.sh 2️⃣ Firefox: chmod +x ./setup-scripts/firefox-proxy-setup.sh ./setup-scripts/firefox-proxy-setup.sh 3️⃣ System-wide (Linux): chmod +x ./setup-scripts/system-proxy-setup.sh ./setup-scripts/system-proxy-setup.sh gnome 4️⃣ Testing with cURL: chmod +x ./setup-scripts/curl-proxy-setup.sh ./setup-scripts/curl-proxy-setup.sh 📝 Manual Setup: • PAC File: Use http://${proxyHost}:${proxyPort}/proxy.pac in browser proxy settings • Manual Proxy: ${proxyHost}:${proxyPort} for HTTP/HTTPS ⚠️ Note: Only traffic to monitored domains will be proxied. All other traffic goes direct to maintain normal browsing. `; } }