使用redis代替文件存储session信息

<?php/** * Created by PhpStorm. * User: chenxiaolong * Date: 2016/11/6 * Time: 20:47 */class sessionmanager{    private $redis;    private $sessionsavepath;    private $sessionname;    public function __construct()    {        $this->redis = new Redis();        $this->redis->connect('10.16.59.141',6400);        $reval = session_set_save_handler(            array($this,"open"),            array($this,"close"),            array($this,"read"),            array($this,"write"),            array($this,"destroy"),            array($this,"gc")        );        session_start();    }    public function open($patn,$name){        return true;    }    public function close(){        return true;    }    public function read($id){        $value = $this->redis->get($id);        if($value) {            return $value;        } else {            return false;        }    }    public function write($id,$data){        if($this->redis->set($id,$data)) {            $this->redis->expire($id,300000);            return true;        } else {            return false;        }    }    public function destroy($id) {        if($this->redis->delete($id)) {            return true;        }        return false;    }    public function gc($maxlifetime){        return true;    }    public function __destruct()    {        session_write_close();        // TODO: Implement __destruct() method.    }}

<?php/** * Created by PhpStorm. * User: chenxiaolong * Date: 2016/11/6 * Time: 20:56 */include 'sessionmanager.php';new sessionmanager();$_SESSION['namehaha'] = 'lixiaolong';$_SESSION['namehah'] = 'lixiaolong';$_SESSION['namehaa'] = 'lixiaolong';$_SESSION['namhaha'] = 'lixiaolong';$_SESSION['namhaha'] = array('a'=>1,2,3,4,4);

<?php/** * Created by PhpStorm. * User: chenxiaolong * Date: 2016/11/6 * Time: 20:57 */include 'sessionmanager.php';new sessionmanager();var_dump($_SESSION);