<?php namespace app\common\cache; use support\Cache; class AdminAccountSafeCache extends BaseCache { private $key;//缓存次数名称 public $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 $count = 15; //设置连续输错次数,即15分钟内连续输错误15次后,锁定 public function __construct($prefix = 'admin_') { parent::__construct(); $ip = \request()->getRealIp(); // $this->key = $this->tagName . $ip; $this->key = $prefix . $ip; } /** * @notes 记录登录错误次数 * @author 令狐冲 * @date 2021/6/30 01:51 */ public function record() { if (Cache::get($this->key)) { //缓存存在,记录错误次数 Cache::set($this->key, Cache::get($this->key) + 1); } else { //缓存不存在,第一次设置缓存 Cache::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() { $count = Cache::get($this->key); if ($count >= $this->count) { return false; } return true; } /** * @notes 删除该ip记录错误次数 * @author 令狐冲 * @date 2021/6/30 01:55 */ public function relieve() { Cache::delete($this->key); } }