\modules\video\controllers\DefaultController.php

<?php

namespace app\modules\video\controllers;

use yii\web\Controller;

class DefaultController extends Controller {

    public function behaviors()
    {
        return [
            'access' => [
                'class' => AccessControl::className(),
                'rules' => [
                    [
                        'actions' => ['*'],
                        'allow' => true,
                        'roles' => ['@'],
                    //  'roles' => ['admin'],
                    ],
                ],
            ],
            'verbs' => [
                'class' => VerbFilter::className(),
                'actions' => [
                    'logout' => ['post'],
                ],
            ],
        ];
    }

    public function actionIndex()
    {
        return $this->render('index');
    }

}