thinkphp框架session redis驱动

配置文件

/* session */
    "SESSION_AUTO_START" => true,
    "SESSION_TYPE" => "Redis",


    /* redis */
    "REDIS_HOST" => "127.0.0.1",
    "REDIS_PORT" => "6379",
    "REDIS_PASSWORD" => "auth",

代码

<?php
/**
 * Created by PhpStorm.
 * User: hunk
 * Date: 2016-03-02
 * Time: 17:33
 */

namespace ThinkSessionDriver;

class Redis
{
    protected $lifeTime = 3600;
    protected $sessionName = "";
    protected $handle = null;

    /**
     * 开启连接
     * @param $savePath
     * @param $sessName
     * @return bool
     */
    public function open($savePath, $sessName)
    {
        $this->lifeTime = C("SESSION_EXPIRE") ? C("SESSION_EXPIRE") : $this->lifeTime;
        if (is_resource($this->handle)) {
            return true;
        }
        $host = C("REDIS_HOST") ?: "127.0.0.1";
        $port = C("REDIS_PORT") ?: "6379";
        $auth = C("REDIS_PASSWORD") ?: "";
        $timeout = C("SESSION_TIMEOUT") ?: 1;
        $redis = new Redis();
        $redis->connect($host, $port, $timeout);
        $redis->auth($auth);
        if (!$redis) {
            return false;
        }
        $this->handle = $redis;
        return true;
    }

    /**
     * 关闭连接
     * @return bool
     */
    public function close()
    {
        $this->gc(ini_get("session.gc_maxlifetime"));
        $this->handle->close();
        $this->handle = null;
        return true;
    }

    /**
     * 读取session
     * @param $sessID
     * @return mixed
     */
    public function read($sessID)
    {
        return $this->handle->get($sessID);
    }

    /**
     * 写入session
     * @param $sessID
     * @param $sessData
     * @return mixed
     */
    public function write($sessID, $sessData)
    {
        return $this->handle->setex($sessID, $this->lifeTime, $sessData);
    }

    /**
     * 注销session
     * @param $sessID
     * @return bool
     */
    public function destroy($sessID)
    {
        return $this->handler->del($sessID)>=1?true:false;
    }

    /**
     * 垃圾回收
     * @param $sessMaxLifeTime
     * @return bool
     */
    public function gc($sessMaxLifeTime)
    {
        return true;
    }


}