lianjie_admin/app/Http/Controllers/TestController.php

<?php

namespace App\Http\Controllers;

use Illuminate\Foundation\Auth\Access\AuthorizesRequests;
use Illuminate\Foundation\Bus\DispatchesJobs;
use Illuminate\Foundation\Validation\ValidatesRequests;
use App\Http\Controllers\Controller as BaseController;
use Illuminate\Support\Facades\Storage;

class TestController extends BaseController
{
    public function Test(){
        $ret = null;
        try {
            //code...
            $ret = Storage::disk('oss')->put('test_file.txt', 'Contents');

        } catch (\Throwable $th) {
            //throw $th;
            dd($th);
        }
        // $ret = Storage::get('test_file.txt');

        dd($ret);
        return 1;
    }
}