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| #!/usr/bin/env python3 | |
| """ | |
| Ultra-minimal OpenVPN Config Manager | |
| No external dependencies - Python built-in only | |
| """ | |
| from http.server import HTTPServer, BaseHTTPRequestHandler | |
| import json | |
| from urllib.parse import parse_qs, urlparse | |
| from datetime import datetime | |
| class OpenVPNHandler(BaseHTTPRequestHandler): | |
| def do_GET(self): | |
| if self.path == '/': | |
| self.send_response(200) | |
| self.send_header('Content-type', 'text/html') | |
| self.end_headers() | |
| html = '''<!DOCTYPE html> | |
| <html> | |
| <head> | |
| <title>OpenVPN Configuration Manager</title> | |
| <style> | |
| body { font-family: Arial, sans-serif; margin: 40px; background: #f5f5f5; } | |
| .container { max-width: 800px; margin: 0 auto; background: white; padding: 30px; border-radius: 10px; box-shadow: 0 2px 10px rgba(0,0,0,0.1); } | |
| h1 { color: #2563eb; text-align: center; } | |
| .form-group { margin: 20px 0; } | |
| label { display: block; margin-bottom: 5px; font-weight: bold; } | |
| input, select { width: 100%; padding: 10px; border: 1px solid #ddd; border-radius: 5px; } | |
| button { background: #2563eb; color: white; padding: 12px 24px; border: none; border-radius: 5px; cursor: pointer; font-size: 16px; } | |
| button:hover { background: #1d4ed8; } | |
| .tabs { display: flex; margin-bottom: 20px; } | |
| .tab { padding: 10px 20px; background: #e5e7eb; border: none; cursor: pointer; } | |
| .tab.active { background: #2563eb; color: white; } | |
| .tab-content { display: none; } | |
| .tab-content.active { display: block; } | |
| .config-output { width: 100%; height: 200px; font-family: monospace; padding: 10px; border: 1px solid #ddd; border-radius: 5px; } | |
| </style> | |
| </head> | |
| <body> | |
| <div class="container"> | |
| <h1>🔒 OpenVPN Configuration Manager</h1> | |
| <div class="tabs"> | |
| <button class="tab active" onclick="showTab('client')">Client Config</button> | |
| <button class="tab" onclick="showTab('server')">Server Config</button> | |
| <button class="tab" onclick="showTab('guide')">Deployment Guide</button> | |
| </div> | |
| <div id="client" class="tab-content active"> | |
| <h3>Generate Client Configuration</h3> | |
| <div class="form-group"> | |
| <label>Client Name:</label> | |
| <input type="text" id="clientName" value="client1"> | |
| </div> | |
| <div class="form-group"> | |
| <label>Server Host:</label> | |
| <input type="text" id="serverHost" value="vpn.example.com"> | |
| </div> | |
| <div class="form-group"> | |
| <label>Port:</label> | |
| <input type="number" id="serverPort" value="1194"> | |
| </div> | |
| <div class="form-group"> | |
| <label>Protocol:</label> | |
| <select id="protocol"> | |
| <option value="udp">UDP</option> | |
| <option value="tcp">TCP</option> | |
| </select> | |
| </div> | |
| <button onclick="generateConfig()">Generate Configuration</button> | |
| <div class="form-group"> | |
| <label>Generated Configuration:</label> | |
| <textarea id="clientConfig" class="config-output" readonly></textarea> | |
| </div> | |
| </div> | |
| <div id="server" class="tab-content"> | |
| <h3>Server Configuration</h3> | |
| <textarea class="config-output" readonly>server 10.8.0.0 255.255.255.0 | |
| port 1194 | |
| proto udp | |
| dev tun | |
| ca ca.crt | |
| cert server.crt | |
| key server.key | |
| dh dh.pem | |
| user nobody | |
| group nogroup | |
| persist-key | |
| persist-tun | |
| push "redirect-gateway def1 bypass-dhcp" | |
| push "dhcp-option DNS 8.8.8.8" | |
| keepalive 10 120 | |
| cipher AES-256-GCM | |
| auth SHA256 | |
| verb 3 | |
| mute 20</textarea> | |
| </div> | |
| <div id="guide" class="tab-content"> | |
| <h3>Deployment Guide</h3> | |
| <div style="padding: 10px; background: #f9f9f9; border-radius: 5px;"> | |
| <h4>Server Setup:</h4> | |
| <pre>1. Install OpenVPN: sudo apt install openvpn | |
| 2. Copy server config to /etc/openvpn/server.conf | |
| 3. Generate certificates using easy-rsa | |
| 4. Start OpenVPN: sudo systemctl start openvpn@server</pre> | |
| <h4>Client Setup:</h4> | |
| <pre>1. Generate client config using this tool | |
| 2. Save as .ovpn file | |
| 3. Import to OpenVPN client | |
| 4. Connect to server</pre> | |
| </div> | |
| </div> | |
| </div> | |
| <script> | |
| function showTab(tabName) { | |
| // Hide all tab contents | |
| document.querySelectorAll('.tab-content').forEach(content => { | |
| content.classList.remove('active'); | |
| }); | |
| // Remove active class from all tabs | |
| document.querySelectorAll('.tab').forEach(tab => { | |
| tab.classList.remove('active'); | |
| }); | |
| // Show selected tab | |
| document.getElementById(tabName).classList.add('active'); | |
| event.target.classList.add('active'); | |
| } | |
| function generateConfig() { | |
| const clientName = document.getElementById('clientName').value; | |
| const serverHost = document.getElementById('serverHost').value; | |
| const serverPort = document.getElementById('serverPort').value; | |
| const protocol = document.getElementById('protocol').value; | |
| const now = new Date().toLocaleString(); | |
| const config = `# OpenVPN Client Configuration | |
| # Generated: ${now} | |
| # Client: ${clientName} | |
| client | |
| dev tun | |
| proto ${protocol} | |
| remote ${serverHost} ${serverPort} | |
| resolv-retry infinite | |
| nobind | |
| persist-key | |
| persist-tun | |
| remote-cert-tls server | |
| cipher AES-256-GCM | |
| auth SHA256 | |
| verb 3 | |
| # Security notes: | |
| # - Use strong ciphers (AES-256-GCM) | |
| # - Enable certificate verification | |
| # - Keep certificates secure`; | |
| document.getElementById('clientConfig').value = config; | |
| } | |
| </script> | |
| </body> | |
| </html>''' | |
| self.wfile.write(html.encode()) | |
| def log_message(self, format, *args): | |
| pass # Suppress log messages | |
| def run_server(): | |
| port = 7860 | |
| server = HTTPServer(('0.0.0.0', port), OpenVPNHandler) | |
| print(f"Server running on port {port}") | |
| server.serve_forever() | |
| if __name__ == "__main__": | |
| run_server() |