public function run($config, $client)
{
$startTime = Common::click();
// 脚本开始执行时间
$startRAM = Common::RAMclick();
// 脚本结束执行时间
$this->config = $config;
$this->client = $client;
$this->wafPHP = WAFPHP::getInstance();
// 检测是否存在有效的白名单标识
if ($this->checkWhiteFlag()) {
Common::Log()->info(__METHOD__, sprintf('Session[%s] was in white list', $this->client['session']));
return true;
}
// 若关闭ajax类型请求的挑战则当请求为ajax类型时直接返回
if (Common::getConfig('challenge_ajax', $this->config) && Common::isAjax(Common::getConfig('ajax_flag', $this->config))) {
// 避免验证码模式的Ajax请求被绕过
if (!isset($this->client['post'][Challenge\VerifyCodeChallenge::CODE_CHALLENGE_FLAG])) {
Common::Log()->info(__METHOD__, sprintf('The client was ajax request'));
return true;
}
}
// 当前IP达到指定开启挑战访问次数前直接返回
$visitTimes = intval(Common::M()->get($this->client['ip'], self::IP_VISIT_TIMES_FLAG));
$startChallengeTimes = Common::getConfig('ip_start_challenge_times', $this->config);
if ($visitTimes < $startChallengeTimes) {
$visitTimes++;
Common::M()->set($this->client['ip'], $visitTimes, Common::getConfig('ip_start_challenge_lifetime', $this->config), self::IP_VISIT_TIMES_FLAG);
Common::Log()->info(__METHOD__, sprintf('The client ip[%s] was overlook', $this->client['ip']));
return true;
}
// 根据配置启用相应挑战模块
$challengeType = Common::getConfig('challenge_model', $this->config);
switch ($challengeType) {
case 'js':
$this->jsChallenge();
break;
case 'code':
$this->CodeChallenge();
break;
case 'code-cn':
$this->CodeChallenge(true);
break;
case 'proof-of-work':
$this->ProofOfWorkChallenge();
break;
default:
die('Undefined challenge model');
}
$startRAM = Common::click();
// 脚本开始执行内存
$endRAM = Common::RAMclick();
// 脚本结束执行内存
Common::Log()->debug(__METHOD__, sprintf('Running robot detection with type %s use time %fs,RAM %s', $challengeType, $endRAM - $startTime, $endRAM - $startRAM));
return true;
}
public static function Log()
{
$wafPHP = WAFPHP::getInstance();
return $wafPHP->Log;
}
