Fix: Dashboard zeigt Dienste auch ohne Monit (Fallback auf systemd/tcp-Probes)

- loadServices() liest Monit-Cache, fällt zurück auf woltguard.php Karten
  mit direkten systemd/tcp-Probes wenn Cache leer ist
- Monit als Dienst in woltguard.php ergänzt

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

app/Livewire/Ui/Nx/Dashboard.php

@@ -10,6 +10,7 @@ use App\Models\SandboxRoute;
 use App\Models\Setting as SettingModel;
 use App\Support\CacheVer;
 use Illuminate\Support\Facades\Cache;
+use Illuminate\Support\Facades\DB;
 use Livewire\Attributes\Layout;
 use Livewire\Attributes\Title;
 use Livewire\Component;
@@ -20,13 +21,7 @@ class Dashboard extends Component
 {
     public function render()
     {
-        $cached   = Cache::get(CacheVer::k('health:services'), []);
-        $rows     = $cached['rows'] ?? [];
-        $services = array_map(fn($r) => [
-            'name'   => $r['label'] ?? ucfirst($r['name']),
-            'type'   => $r['hint']  ?? '',
-            'status' => ($r['ok'] ?? false) ? 'online' : 'offline',
-        ], $rows);
+        $services = $this->loadServices();
 
         [$cpu, $cpuCores, $cpuMhz]                               = $this->cpu();
         [$ramPercent, $ramUsed, $ramTotal]                       = $this->ram();
@@ -78,6 +73,55 @@ class Dashboard extends Component
     }
 
 
+    private function loadServices(): array
+    {
+        // 1) Monit-Cache (populated by RunHealthChecks job)
+        $cached = Cache::get(CacheVer::k('health:services'), []);
+        $rows   = $cached['rows'] ?? [];
+
+        // 2) Fallback: use woltguard.php cards with active systemd/tcp probes
+        if (empty($rows)) {
+            $cards = config('woltguard.cards', []);
+            foreach ($cards as $key => $card) {
+                $isOk = false;
+                foreach ($card['sources'] as $src) {
+                    if ($this->probeSource($src)) { $isOk = true; break; }
+                }
+                $rows[] = ['label' => $card['label'], 'hint' => $card['hint'], 'ok' => $isOk];
+            }
+        }
+
+        return array_map(fn($r) => [
+            'name'   => $r['label'] ?? ucfirst($r['name'] ?? ''),
+            'type'   => $r['hint']  ?? '',
+            'status' => ($r['ok'] ?? false) ? 'online' : 'offline',
+        ], $rows);
+    }
+
+    private function probeSource(string $src): bool
+    {
+        if (str_starts_with($src, 'systemd:')) {
+            $unit = substr($src, 8);
+            $exit = null;
+            @exec("systemctl is-active --quiet " . escapeshellarg($unit) . " 2>/dev/null", $_, $exit);
+            return $exit === 0;
+        }
+        if (str_starts_with($src, 'tcp:')) {
+            [, $host, $port] = explode(':', $src, 3);
+            $fp = @fsockopen($host, (int)$port, $e1, $e2, 1);
+            if (is_resource($fp)) { fclose($fp); return true; }
+            return false;
+        }
+        if (str_starts_with($src, 'socket:')) {
+            return @file_exists(substr($src, 7));
+        }
+        if ($src === 'db') {
+            try { \Illuminate\Support\Facades\DB::connection()->getPdo(); return true; }
+            catch (\Throwable) { return false; }
+        }
+        return false;
+    }
+
     private function ports(): array
     {
         $check = [25, 465, 587, 110, 143, 993, 995, 80, 443];

config/woltguard.php

@@ -64,6 +64,10 @@ return [
         ],
 
         // Sonstiges
+        'monit' => [
+            'label' => 'Monit', 'hint' => 'Prozess-Monitoring',
+            'sources' => ['systemd:monit', 'tcp:127.0.0.1:2812'],
+        ],
         'fail2ban' => [
             'label' => 'Fail2Ban', 'hint' => 'SSH / Mail Protection',
             'sources' => ['systemd:fail2ban'],