/**
* getRedis [reids实例]
* @author wangzhiqiang
* @param int $id
* @return mixed
*/
public function getRedis($id = 0)
{
if (empty($this->redis[$id]) || !$this->redis[$id]->info()) {
$this->redis[$id] = new \Redis();
$config = Config::get_redis_config();
$res = $this->redis[$id]->connect($config['host'], $config['port']);
$this->redis[$id]->auth($config['password']);
$this->redis[$id]->select($id);
if (!$res) {
}
}
return $this->redis[$id];
}