smueller/HexaHost-Web-Prod
1
0
Fork 0
mirror of https://git.hexahost.dev/smueller/HexaHost-Frontend.git synced 2026-06-02 06:58:43 +00:00
Code Issues Packages Projects Releases Wiki Activity

Enhance API functionality and security: Added rate limiting and domain validation across multiple API endpoints, improved error handling for missing or invalid parameters, and refactored email handling in contact form for better security and maintainability. Updated README.md with production build instructions and prerequisites.

Browse Source
This commit is contained in:
smueller
2026-05-22 14:50:20 +02:00
parent 5f5be4a4cb
commit ebf6f82bb6
21 changed files with 1007 additions and 355 deletions
Download Patch File Download Diff File Expand all files Collapse all files

23
backend/api/dns-lookup.php
View File

@@ -1,12 +1,14 @@
<?php
/**
* HexaDNS - DNS Lookup API
*
*
* Führt echte DNS-Abfragen durch und gibt die Ergebnisse als JSON zurück.
*
*
* Verwendung: GET /api/dns-lookup.php?domain=example.com
*/
require_once __DIR__ . '/../includes/api-helpers.php';
// CORS Headers für Frontend-Zugriff
header('Content-Type: application/json; charset=utf-8');
header('Access-Control-Allow-Origin: *');
@@ -19,26 +21,21 @@ if ($_SERVER['REQUEST_METHOD'] === 'OPTIONS') {
exit;
}
// Nur GET-Anfragen erlauben
if ($_SERVER['REQUEST_METHOD'] !== 'GET') {
http_response_code(405);
echo json_encode(['error' => 'Nur GET-Anfragen erlaubt']);
exit;
}
// Domain-Parameter prüfen
$domain = isset($_GET['domain']) ? trim($_GET['domain']) : '';
if (empty($domain)) {
http_response_code(400);
echo json_encode(['error' => 'Domain-Parameter fehlt']);
exit;
if (!checkApiRateLimit('dns-lookup')) {
rejectApiRateLimit();
}
// Domain validieren (einfache Prüfung)
if (!preg_match('/^[a-zA-Z0-9][a-zA-Z0-9\-\.]*\.[a-zA-Z]{2,}$/', $domain)) {
$domain = getValidatedDomainParam();
if ($domain === null) {
http_response_code(400);
echo json_encode(['error' => 'Ungültiges Domain-Format']);
echo json_encode(['error' => empty($_GET['domain']) ? 'Domain-Parameter fehlt' : 'Ungültiges Domain-Format']);
exit;
}