/**
  * Creates data provider instance with search query applied
  *
  * @param array $params
  *
  * @return ActiveDataProvider
  */
 public function search($params)
 {
     $query = DcmdOprCmdExec::find();
     $dataProvider = new ActiveDataProvider(['query' => $query]);
     if (!($this->load($params) && $this->validate())) {
         return $dataProvider;
     }
     $query->andFilterWhere(['exec_id' => $this->exec_id, 'opr_cmd_id' => $this->opr_cmd_id, 'timeout' => $this->timeout, 'utime' => $this->utime, 'ctime' => $this->ctime, 'opr_uid' => $this->opr_uid]);
     $query->andFilterWhere(['like', 'opr_cmd', $this->opr_cmd])->andFilterWhere(['like', 'run_user', $this->run_user])->andFilterWhere(['like', 'ip', $this->ip])->andFilterWhere(['like', 'arg', $this->arg]);
     return $dataProvider;
 }