thinkphp框架session redis驱动

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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 Think\Session\Driver;

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;
    }


}

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