Export users 500k+ lines, seed, supervisord setup

main-repo/app/Http/Controllers/UserExportController.php

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+<?php
+
+namespace App\Http\Controllers;
+
+use App\Models\User;
+use App\Jobs\UsersExport;
+use Illuminate\Support\Facades\Cache;
+
+class UserExportController extends Controller
+{
+    public function status()
+    {
+        $status = Cache::remember('export_status', now()->addMinutes(2), function () {
+            return 'standby';
+        });
+
+        $lastExportFile = Cache::get('last_export_file');
+
+        return [
+            'export_status' => $status,
+            'last_export_file' => $lastExportFile
+        ];
+    }
+
+    public function counter()
+    {
+        $currentCount = Cache::remember('users_count', now()->addMinutes(2), function () {
+            return User::count();
+        });
+
+        return [
+            'count' => $currentCount,
+        ];
+    }
+
+    public function export()
+    {
+        $status = cache('export_status');
+        if ($status === 'progress') {
+            return [
+                'export_status' => $status,
+            ];
+        }
+
+        Cache::forever('export_status', 'progress');
+
+        UsersExport::dispatch();
+
+        return [
+            'export_status' => 'started',
+        ];
+    }
+}

main-repo/app/Jobs/UsersExport.php

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+<?php
+
+namespace App\Jobs;
+
+use App\Models\User;
+use Illuminate\Bus\Queueable;
+use Illuminate\Contracts\Queue\ShouldQueue;
+use Illuminate\Foundation\Bus\Dispatchable;
+use Illuminate\Queue\InteractsWithQueue;
+use Illuminate\Queue\SerializesModels;
+use Illuminate\Support\Facades\Cache;
+use Illuminate\Support\Facades\File;
+use Throwable;
+
+class UsersExport implements ShouldQueue
+{
+    use Dispatchable, InteractsWithQueue, Queueable, SerializesModels;
+
+    /**
+     * Execute the job.
+     */
+    public function handle(): void
+    {
+        try {
+            $exportPath = public_path('exports');
+
+            if (!File::isDirectory($exportPath)) {
+                File::makeDirectory($exportPath, 0755, true);
+            }
+
+            $oldFiles = File::glob($exportPath . '/users_export_*.csv');
+            foreach ($oldFiles as $file) {
+                File::delete($file);
+            }
+
+            $filename = 'users_export_' . now()->format('Y-m-d_H-i-s') . '.csv';
+            $filePath = $exportPath . '/' . $filename;
+
+            $handle = fopen($filePath, 'w');
+
+            fputcsv($handle, ['Имя', 'Фамилия', 'Телефон', 'E-mail']);
+
+            foreach (User::select('name', 'surname', 'phone_number', 'email')->lazy() as $user) {
+                fputcsv($handle, [
+                    $user->name,
+                    $user->surname,
+                    $user->phone_number,
+                    $user->email,
+                ]);
+            }
+
+            fclose($handle);
+
+            Cache::forever('export_status', 'standby');
+            Cache::forever('last_export_file', 'exports/' . $filename);
+
+        } catch (Throwable $e) {
+            Cache::forever('export_status', 'failed');
+            report($e);
+            throw $e;
+        }
+    }
+}