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| Author | SHA1 | Date | |
|---|---|---|---|
| 83d45e161f | |||
| 796d236d79 | |||
| 63e2336c3b | |||
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| 7dbb374360 | |||
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| 8deac0dbec |
110
public/auth.php
110
public/auth.php
@@ -1,25 +1,105 @@
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<?php
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session_start();
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// 1. Authentifizierungsstatus prüfen (Hier erfolgt später die Authelia-OIDC-Integration)
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// Für den initialen Test wird ein manueller Toggle simuliert
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$is_logged_in = isset($_SESSION['authenticated']) && $_SESSION['authenticated'] === true;
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// --- Hilfsfunktion für Fehlerseiten ---
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function serve_error_page($http_code, $filename) {
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http_response_code($http_code);
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$filepath = realpath(__DIR__ . '/' . $filename);
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// Zum Testen erzwingen wir den Login-Fehler, wenn die Session nicht gesetzt ist:
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if (!$is_logged_in) {
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header("HTTP/1.1 401 Unauthorized");
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die("Zugriff verweigert. Die Authelia-Integration folgt hier.");
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// Später: header('Location: /login.php'); exit;
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if ($filepath && file_exists($filepath)) {
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header('Content-Type: text/html');
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readfile($filepath);
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} else {
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// Fallback, falls die HTML-Datei serverseitig gelöscht wurde
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echo "<h1>Fehler $http_code</h1>";
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}
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exit;
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}
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// 2. Angeforderten Dateipfad ermitteln
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$route = $_GET['route'] ?? '';
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$route = trim($route, '/');
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// --- OIDC Konfiguration ---
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$client_id = 'iten-pro';
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$client_secret = '1qd6v3kCwpkdRu48pgyYF7axT9dywipqEvwHqWM9OiB53bQC'; // Hier im Klartext eintragen
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$authelia_url = 'https://auth.iten.pro';
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$redirect_uri = 'https://iten.pro/auth.php'; // Muss exakt mit Authelia config übereinstimmen
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// 1. OIDC Callback verarbeiten (Rückkehr von Authelia)
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if (isset($_GET['code']) && isset($_GET['state'])) {
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if ($_GET['state'] !== $_SESSION['oauth_state']) {
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die('Sicherheitsfehler: State Mismatch.');
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}
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// Autorisierungscode gegen Token tauschen
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$ch = curl_init($authelia_url . '/api/oidc/token');
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curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
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curl_setopt($ch, CURLOPT_POST, true);
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curl_setopt($ch, CURLOPT_POSTFIELDS, http_build_query([
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'grant_type' => 'authorization_code',
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'client_id' => $client_id,
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'client_secret' => $client_secret,
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'redirect_uri' => $redirect_uri,
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'code' => $_GET['code']
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]));
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$response = curl_exec($ch);
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if ($response === false) {
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$error_msg = curl_error($ch);
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curl_close($ch);
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die('Kritischer cURL-Netzwerkfehler: ' . $error_msg);
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}
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curl_close($ch);
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$data = json_decode($response, true);
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if (isset($data['access_token'])) {
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// Erfolgreich eingeloggt
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$_SESSION['authenticated'] = true;
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// Zurück zur ursprünglich angeforderten Route umleiten
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$target = $_SESSION['auth_target_route'] ?? '/';
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header('Location: /' . ltrim($target, '/'));
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exit;
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} else {
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die('Fehler bei der Token-Generierung: ' . htmlspecialchars($response));
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}
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}
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// 2. Authentifizierungsstatus prüfen
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$is_logged_in = isset($_SESSION['authenticated']) && $_SESSION['authenticated'] === true;
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if (!$is_logged_in) {
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// Ursprüngliches Ziel speichern, um nach dem Login dorthin zurückzukehren
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$_SESSION['auth_target_route'] = $_GET['route'] ?? '';
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// CSRF-Schutz generieren
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$_SESSION['oauth_state'] = bin2hex(random_bytes(16));
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// Umleitung zur Authelia-Loginseite
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$auth_url = $authelia_url . '/api/oidc/authorization?' . http_build_query([
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'client_id' => $client_id,
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'response_type' => 'code',
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'redirect_uri' => $redirect_uri,
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'state' => $_SESSION['oauth_state'],
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'scope' => 'openid profile email'
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]);
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header('Location: ' . $auth_url);
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exit;
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}
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// 3. Auslieferung der statischen Astro-Datei
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$route = $_GET['route'] ?? '';
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// Wenn auth.php direkt aufgerufen wurde (z.B. nach Login-Callback ohne Ziel)
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if ($route === '') {
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header('Location: /');
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exit;
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}
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$route = trim($route, '/');
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$base_dir = realpath(__DIR__);
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$target_file = $base_dir . '/' . $route;
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// Astro generiert Seiten standardmäßig als Verzeichnis mit einer index.html
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if (is_dir($target_file)) {
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$target_file = rtrim($target_file, '/') . '/index.html';
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} elseif (!str_ends_with($target_file, '.html') && file_exists($target_file . '/index.html')) {
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@@ -28,16 +108,14 @@ if (is_dir($target_file)) {
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$target_file .= '.html';
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}
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// 3. Sicherheitsprüfung (Path Traversal verhindern) und Datei ausliefern
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$real_target = realpath($target_file);
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// Path Traversal verhindern
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if ($real_target && file_exists($real_target) && strpos($real_target, $base_dir) === 0) {
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header('Content-Type: text/html');
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readfile($real_target);
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exit;
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}
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// Fallback
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header("HTTP/1.0 404 Not Found");
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echo "404 - Geschützte Datei nicht gefunden";
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serve_error_page(404, '404.html');
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exit;
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@@ -11,9 +11,9 @@ interface props {
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const { title = "404" } = Astro.props;
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---
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<div class="grid place-items-center min-h-[60vh] w-full error-component">
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<div class="flex flex-col items-center justify-center min-h-[60vh] w-full py-12 error-component">
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<div
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class="w-full sm:max-w-lg bg-red-50 text-red-500 p-0 sm:rounded-lg sm:shadow border-b-2 sm:border-2 border-red-500 text-center"
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class="w-full sm:max-w-lg -mx-4 sm:mx-0 bg-red-50 text-red-500 p-0 sm:rounded-lg sm:shadow border-y-2 sm:border-2 border-red-500 text-center"
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>
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<h1
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class="bg-red-500 text-white text-4xl font-bold py-2 px-4 font-mono flex items-center justify-center gap-3"
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@@ -35,7 +35,7 @@ const { title = "404" } = Astro.props;
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<slot />
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<a
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href={getPath("/")}
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class="flex items-center justify-center gap-1 font-semibold text-red-500 hover:text-white hover:bg-red-500 rounded-full px-4 py-2 hover:drop-shadow transition-colors transition-[1s] mt-2"
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class="flex items-center justify-center gap-1 font-semibold text-red-500 hover:text-white hover:bg-red-500 rounded-full px-4 py-2 hover:drop-shadow transition-colors duration-300 mt-2"
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>
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<Icon name="tabler:arrow-big-left" class="size-5" />
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Zurück zur Startseite
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