data_center/app/common/cache/UserAccountSafeCache.php

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<?php
namespace app\common\cache;
/**
* //后台账号安全机制,连续输错后锁定,防止账号密码暴力破解
* Class AdminAccountSafeCache
* @package app\common\cache
*/
class UserAccountSafeCache extends BaseCache
{
private string $key;//缓存次数名称
public int $minute = 15;//缓存设置为15分钟即密码错误次数达到锁定15分钟
public int $count = 5; //设置连续输错次数即15分钟内连续输错误15次后锁定
public function __construct()
{
parent::__construct();
$ip = \request()->ip();
$this->key = $this->tagName . $ip;
}
/**
* @notes 记录登录错误次数
* @author 令狐冲
* @date 2021/6/30 01:51
*/
public function record()
{
if ($this->get($this->key)) {
//缓存存在,记录错误次数
$this->inc($this->key, 1);
} else {
//缓存不存在,第一次设置缓存
$this->set($this->key, 1, $this->minute * 60);
}
}
/**
* @notes 判断是否安全
* @return bool
* @author 令狐冲
* @date 2021/6/30 01:53
*/
public function isSafe(): bool
{
$count = $this->get($this->key);
if ($count >= $this->count) {
return false;
}
return true;
}
/**
* @notes 删除该ip记录错误次数
* @author 令狐冲
* @date 2021/6/30 01:55
*/
public function relieve()
{
$this->delete($this->key);
}
}