feat: protect log viewer with a dedicated password

.env.example

@@ -50,3 +50,6 @@ MYKAD_READER_PORT=17321
 MYKAD_READER_ENABLED_CAWANGAN=''
 
 INTERNAL_NOTIFICATION_SECRET=
+
+# Separate password for /logs (username: logs). Empty disables access.
+LOGVIEWER_PASSWORD=

app/Http/Middleware/LogViewerPassword.php

@@ -0,0 +1,32 @@
+<?php
+
+namespace App\Http\Middleware;
+
+use Closure;
+
+class LogViewerPassword
+{
+    public function handle($request, Closure $next)
+    {
+        $password = config('logviewer.password');
+
+        if (!is_string($password) || $password === '') {
+            return response('Akses log belum dikonfigurasi.', 503)
+                ->header('Cache-Control', 'no-store');
+        }
+
+        $provided = $request->getPassword();
+        if ($request->getUser() !== 'logs' || !is_string($provided) ||
+            !hash_equals(hash('sha256', $password), hash('sha256', $provided))) {
+            return response('Kata laluan diperlukan untuk mengakses log.', 401, [
+                'WWW-Authenticate' => 'Basic realm="Log Viewer", charset="UTF-8"',
+                'Cache-Control' => 'no-store',
+            ]);
+        }
+
+        $response = $next($request);
+        $response->headers->set('Cache-Control', 'no-store');
+
+        return $response;
+    }
+}

config/logviewer.php

@@ -1,6 +1,7 @@
 <?php
 
 return [
+    'password' => env('LOGVIEWER_PASSWORD'),
     /*
     |--------------------------------------------------------------------------
     | Pattern and storage path settings

routes/web.php

@@ -63,7 +63,8 @@ Route::get('test', function () {
     return "event test je";
 });
 
-Route::get('logs', '\Rap2hpoutre\LaravelLogViewer\LogViewerController@index');
+Route::get('logs', '\Rap2hpoutre\LaravelLogViewer\LogViewerController@index')
+    ->middleware(['throttle:10,1', \App\Http\Middleware\LogViewerPassword::class]);
 Route::get('change-password', ['as'=>'user.password','uses'=>'ChangePasswordController@index']);
 Route::post('change-password', ['as'=>'change.password','uses'=>'ChangePasswordController@store']);
 

tests/Feature/LogViewerPasswordTest.php

@@ -0,0 +1,52 @@
+<?php
+
+namespace Tests\Feature;
+
+use App\Http\Middleware\LogViewerPassword;
+use Illuminate\Http\Request;
+use Tests\TestCase;
+
+class LogViewerPasswordTest extends TestCase
+{
+    public function test_missing_configuration_denies_access()
+    {
+        config(['logviewer.password' => null]);
+        $response = $this->checkAccess();
+        $this->assertSame(503, $response->getStatusCode());
+    }
+
+    public function test_missing_or_incorrect_credentials_are_rejected()
+    {
+        config(['logviewer.password' => 'test-only-secret']);
+        foreach ([[], ['PHP_AUTH_USER' => 'logs', 'PHP_AUTH_PW' => 'wrong'],
+            ['PHP_AUTH_USER' => 'other', 'PHP_AUTH_PW' => 'test-only-secret']] as $server) {
+            $response = $this->checkAccess($server);
+            $this->assertSame(401, $response->getStatusCode());
+            $this->assertStringContainsString('Basic realm=', $response->headers->get('WWW-Authenticate'));
+        }
+    }
+
+    public function test_correct_credentials_allow_access_without_caching()
+    {
+        config(['logviewer.password' => 'test-only-secret']);
+        $response = $this->checkAccess(['PHP_AUTH_USER' => 'logs', 'PHP_AUTH_PW' => 'test-only-secret']);
+        $this->assertSame(200, $response->getStatusCode());
+        $this->assertSame('allowed', $response->getContent());
+        $this->assertStringContainsString('no-store', $response->headers->get('Cache-Control'));
+    }
+
+    public function test_logs_route_has_password_and_throttle_middleware()
+    {
+        $route = app('router')->getRoutes()->match(Request::create('/logs'));
+        $this->assertContains(LogViewerPassword::class, $route->gatherMiddleware());
+        $this->assertContains('throttle:10,1', $route->gatherMiddleware());
+    }
+
+    private function checkAccess(array $server = [])
+    {
+        $request = Request::create('/logs?dl=example', 'GET', [], [], [], $server);
+        return (new LogViewerPassword)->handle($request, function () {
+            return response('allowed');
+        });
+    }
+}