curl伪造ip和来路,还可以进行投票,但是,$_SERVER['REMOTE_ADDR']无法伪造。
客户端:
01 | <?php |
02 | $headers [ 'CLIENT-IP' ] = '202.103.229.40' ; |
03 | $headers [ 'X-FORWARDED-FOR' ] = '202.103.229.40' ; |
04 | |
05 | $headerArr = array (); |
06 | foreach ( $headers as $n => $v ) { |
07 | $headerArr [] = $n . ':' . $v ; |
08 | } |
09 | |
10 | ob_start(); |
11 | $ch = curl_init(); |
12 | curl_setopt ( $ch , CURLOPT_URL, "http://localhost/curl/server.php" ); |
13 | curl_setopt ( $ch , CURLOPT_HTTPHEADER , $headerArr ); //构造IP |
14 | curl_setopt ( $ch , CURLOPT_REFERER, "http://www.163.com/ " ); //构造来路 |
15 | curl_setopt( $ch , CURLOPT_HEADER, 1); |
16 | |
17 | curl_exec( $ch ); |
18 | curl_close ( $ch ); |
19 | $out = ob_get_contents(); |
20 | ob_clean(); |
21 | |
22 | echo $out ; |
23 | ?> |
01 | <?php |
02 | function GetIP(){ |
03 | if (! empty ( $_SERVER [ "HTTP_CLIENT_IP" ])) |
04 | $cip = $_SERVER [ "HTTP_CLIENT_IP" ]; |
05 | else if (! empty ( $_SERVER [ "HTTP_X_FORWARDED_FOR" ])) |
06 | $cip = $_SERVER [ "HTTP_X_FORWARDED_FOR" ]; |
07 | else if (! empty ( $_SERVER [ "REMOTE_ADDR" ])) |
08 | $cip = $_SERVER [ "REMOTE_ADDR" ]; |
09 | else |
10 | $cip = "无法获取!" ; |
11 | return $cip ; |
12 | } |
13 | echo "<BR>访问IP: " .GetIP(). "<br>" ; |
14 | echo "<BR>访问来路: " . $_SERVER [ "HTTP_REFERER" ]; |
15 | ?> |