/**
  * @return \yii\web\Response
  */
 public function actionFlushdb()
 {
     if ($this->module->dbFlush()) {
         \Yii::$app->session->setFlash('success', Redisman::t('redisman', 'Database is clear'));
     } else {
         \Yii::$app->session->setFlash('error', Redisman::t('redisman', 'Flushing this DB not allowed'), false);
     }
     return $this->redirect(['index']);
 }