[Fix] Internal cron scheduler blocking view responses

Internal cron is now triggered by an axios request from the frontend so it can truly run in a separate request. Fixes #167

app/Console/Commands/CaldavSyncCommand.php

@@ -18,6 +18,7 @@ public function handle(CaldavService $service)
         // only run every 5 minutes although the task is called every minute
         $cacheKey = 'caldav_sync_last_run';
         if (\Illuminate\Support\Facades\Cache::has($cacheKey)) {
+            Log::info('CalDAV sync Throttled');
             return 0;
         }
         Cache::put($cacheKey, true, 300);
@@ -33,6 +34,7 @@ public function handle(CaldavService $service)
             $count++;
         }
 
+        Log::info("Synced " . count($todos) . " todos.");
         $this->info("Synced " . count($todos) . " todos.");
         return 0;
     }

app/Http/Middleware/HandleInertiaRequests.php

@@ -2,7 +2,7 @@
 
 namespace App\Http\Middleware;
 
-use Illuminate\Foundation\Inspiring;
+use App\Models\Setting;
 use Illuminate\Http\Request;
 use Inertia\Middleware;
 
@@ -39,10 +39,9 @@ public function share(Request $request): array
         return [
             ...parent::share($request),
             'name' => config('app.name'),
-            'auth' => [
-                'user' => $request->user(),
-            ],
+            'auth' => ['user' => $request->user(),],
             'sidebarOpen' => ! $request->hasCookie('sidebar_state') || $request->cookie('sidebar_state') === 'true',
+            'cron' => Setting::get('app.cron_method') === 'request'
         ];
     }
 }

app/Listeners/ScheduleListener.php

@@ -1,48 +0,0 @@
-<?php
-
-namespace App\Listeners;
-
-use Illuminate\Support\Facades\Artisan;
-use Illuminate\Support\Facades\Cache;
-use Illuminate\Support\Facades\Log;
-use App\Models\Setting;
-
-
-class ScheduleListener
-{
-    /**
-     * Handle the event.
-     *
-     * This listener is attached to RouteMatched when app.schedule_method == 'internal'.
-     * It will trigger the scheduler at most once per minute (throttle via cache).
-     */
-    public function handle($event)
-    {
-        // TODO: this check is also done, when registering the listener EventServiceProvider.php
-        // it can probably be removed here safely which would spare a database call on each request
-
-        // only run when internal scheduling is enabled (defensive)
-        $method = Setting::where('key', 'app.schedule_method')->value('value') ?? 'internal';
-        if ($method !== 'internal') {
-            return;
-        }
-
-        // throttle key: run at most once every 55 seconds
-        $cacheKey = 'caramel_scheduler_last_run';
-        $ttlSeconds = 55;
-
-        if (Cache::has($cacheKey)) {
-            return;
-        }
-
-        // mark as run
-        Cache::put($cacheKey, true, $ttlSeconds);
-
-        try {
-            Log::info('Triggering scheduler via ScheduleListener');
-            Artisan::call('schedule:run');
-        } catch (\Throwable $e) {
-            Log::error('Error running scheduler: ' . $e->getMessage());
-        }
-    }
-}

app/Providers/EventServiceProvider.php

@@ -4,11 +4,6 @@
 
 use Illuminate\Foundation\Support\Providers\EventServiceProvider as ServiceProvider;
 use Illuminate\Support\Facades\Schedule;
-use Illuminate\Support\Facades\Event;
-use Illuminate\Support\Facades\Schema;
-use Illuminate\Routing\Events\RouteMatched;
-use App\Models\Setting;
-use App\Listeners\ScheduleListener;
 use App\Jobs\CheckInvoiceDueDatesJob;
 
 class EventServiceProvider extends ServiceProvider
@@ -22,16 +17,9 @@ public function boot(): void
     {
         parent::boot();
 
-        if (Schema::hasTable('settings')) {
-            $method = Setting::where('key', 'app.schedule_method')->value('value') ?? 'internal';
-            if ($method === 'internal') {
-                Event::listen(RouteMatched::class, [ScheduleListener::class, 'handle']);
-            }
-        }
-
-        // TODO: read where to put these or ask in the forums
-        // it seems to work here, but where is the apropriate place?
-        // Kernel::schedule did not work
+        // // TODO: read where to put these or ask in the forums
+        // // it seems to work here, but where is the apropriate place?
+        // // Kernel::schedule did not work
         Schedule::command('caldav:sync')
             ->everyMinute()
             ->withoutOverlapping();

database/seeders/SettingsTableSeeder.php

@@ -11,6 +11,6 @@ public function run(): void
     {
         Setting::updateOrCreate(['key' => 'invoices.number_format'], ['value' => 'RE-{number}']);
         Setting::updateOrCreate(['key' => 'invoices.number_start'], ['value' => '1']);
-        Setting::updateOrCreate(['key' => 'app.schedule_method'], ['value' => '1']);
+        Setting::updateOrCreate(['key' => 'app.cron_method'], ['value' => 'request']);
     }
 }

resources/js/layouts/AppLayout.vue

@@ -1,5 +1,5 @@
 <script setup lang="ts">
-import { Head } from '@inertiajs/vue3'
+import { Head, usePage } from '@inertiajs/vue3'
 import AppSidebar from '@/components/AppSidebar.vue';
 import { onMounted } from 'vue';
 import 'vue-sonner/style.css'
@@ -7,22 +7,38 @@ import { Toaster } from 'vue-sonner'
 import { Info, CircleAlert, CircleCheck, LoaderCircle, Ban } from "lucide-vue-next"
 import { Button } from '@/components/ui/crm-button'
 import { SidebarProvider } from '@/components/ui/sidebar';
-import { usePage } from '@inertiajs/vue3';
 import { AlertDialog, AlertDialogContent, AlertDialogDescription, AlertDialogFooter, AlertDialogHeader, AlertDialogTitle, } from '@/components/ui/alert-dialog'
 import { alertStore } from '@/stores/alertStore';
+import axios from 'axios';
 
-const isOpen = usePage().props.sidebarOpen;
 const alert = alertStore()
 const props = defineProps<{
-    title: string;
+    title: string
 }>();
+const isOpen = usePage().props.sidebarOpen;
+const cron = usePage().props.cron
+
 
 onMounted(() => {
     if (navigator.platform.toUpperCase().indexOf('MAC') >= 0) {
         document.body.classList.add('is-mac')
     }
+
+    if (cron) {
+        triggerWebcron()
+        setInterval(triggerWebcron, 30000)
+    }
 })
 
+const triggerWebcron = async function () {
+    await axios.get('/webcron')
+        .catch(function (response) {
+            if (response.status >= 400) {
+                console.error(response.message)
+            }
+        })
+}
+
 </script>
 
 <template>

resources/js/layouts/AuthLayout.vue

@@ -2,11 +2,35 @@
 // import AuthLayout from '@/layouts/auth/AuthSimpleLayout.vue';
 // import AuthLayout from '@/layouts/auth/AuthCardLayout.vue';
 import AuthLayout from '@/layouts/auth/AuthSplitLayout.vue';
+import { onMounted } from 'vue';
+import { usePage } from '@inertiajs/vue3'
+import axios from 'axios';
 
 defineProps<{
     title?: string;
     description?: string;
 }>();
+const cron = usePage().props.cron
+
+
+onMounted(() => {
+    if (navigator.platform.toUpperCase().indexOf('MAC') >= 0) {
+        document.body.classList.add('is-mac')
+    }
+
+    if (cron) {
+        triggerWebcron()
+    }
+})
+
+const triggerWebcron = async function () {
+    await axios.get('/webcron')
+        .catch(function (response) {
+            if (response.status >= 400) {
+                console.error(response)
+            }
+        })
+}
 </script>
 
 <template>

routes/web.php

@@ -9,6 +9,7 @@
 use App\Http\Controllers\InvoiceController;
 use App\Http\Controllers\CustomerController;
 use App\Http\Controllers\ProductController;
+use App\Models\Setting;
 
 Route::middleware('auth')->group(function () {
 
@@ -54,8 +55,6 @@
     // Products
     Route::get('products', [ProductController::class, 'show'])->name('products');
 
-
-
     Route::get('timesheets', function () {
         return Inertia::render('Timesheets');
     })->name('timesheets');
@@ -64,6 +63,7 @@
     Route::get('proceduralDocumentation', function () {
         return Inertia::render('ProceduralDocumentation');
     })->name('proceduralDocumentation');
+});
 
 
 /*
@@ -77,31 +77,41 @@
 |
 */
 Route::get('/webcron', function (Request $request) {
-        // only allow if scheduling method is webcron
-        $method = \App\Models\Setting::where('key', 'app.schedule_method')->value('value') ?? 'internal';
-        if ($method !== 'webcron') {
+
+    // Return early of cron method is set to anything other then 'webcron' or 'request'
+    $method = \App\Models\Setting::where('key', 'app.cron_method')->value('value') ?? 'request';
+    if (!in_array($method, ['webcron', 'request'])) {
         return response('Not Found', 404);
     }
 
-        $secret = env('WEBCRON_SECRET', null);
+    // TODO: Only allow requests from the same host or with the secret token
+    // $clientHost = ;
+    // $serverHost = ;
+    $sameHost = true;
 
-        // basic token protection
+    $secret = env('WEBCRON_SECRET', null);
+    $token = null;
     if ($secret) {
         $token = $request->query('token') ?? $request->header('X-WEBCron-Token');
-            if (!$token || !hash_equals((string)$secret, (string)$token)) {
+    }
+    if (
+        !hash_equals((string)$secret, (string)$token) &&
+        !$sameHost
+    ) {
         return response('Forbidden', 403);
     }
-        }
 
-        // quick throttle to avoid abuse (server-side)
+    // Throttle to avoid abuse (server-side)
     $cacheKey = 'caramel_webcron_last_run';
     if (\Illuminate\Support\Facades\Cache::has($cacheKey)) {
-            return response('Throttled', 429);
+        return response('Throttled', 304);
     }
     Cache::put($cacheKey, true, 55);
 
+    // Run scheduler
     try {
         Log::info('Triggering scheduler via /webcron route');
+        $output = '';
         Artisan::call('schedule:run');
         return response('OK', 200);
     } catch (\Throwable $e) {
@@ -109,8 +119,6 @@
         return response('Error', 500);
     }
 });
-});
-
 
 require __DIR__ . '/settings.php';
 require __DIR__ . '/auth.php';