php curl 伪造IP发源 示例

<?php $ch = curl_init(); $url = "http://localhost/target_ip.php"; $header = array( 'CLIENT-IP:58.68.44.61', 'X-FORWARDED-FOR:58.68.44.61', ); // www.jbxue.comcurl_setopt($ch, CURLOPT_URL, $url); curl_setopt($ch, CURLOPT_HTTPHEADER, $header); curl_setopt($ch, CURLOPT_RETURNTRANSFER,true); $page_content = curl_exec($ch); curl_close($ch); echo $page_content; ?> 

<?php echo getenv('HTTP_CLIENT_IP'); echo getenv('HTTP_X_FORWARDED_FOR'); echo getenv('REMOTE_ADDR'); ?> 

$ch = curl_init(); curl_setopt($ch, CURLOPT_URL, "http://localhost/2.php"); curl_setopt($ch, CURLOPT_HTTPHEADER, array('X-FORWARDED-FOR:8.8.8.8', 'CLIENT-IP:8.8.8.8')); //构造IP www.jbxue.comcurl_setopt($ch, CURLOPT_REFERER, "http://www.jb51.net/ "); //构造来路 curl_setopt($ch, CURLOPT_HEADER, 1); $out = curl_exec($ch); curl_close($ch); 

function getClientIp() { if (!empty($_SERVER["HTTP_CLIENT_IP"])) $ip = $_SERVER["HTTP_CLIENT_IP"]; else if (!empty($_SERVER["HTTP_X_FORWARDED_FOR"])) $ip = $_SERVER["HTTP_X_FORWARDED_FOR"]; else if (!empty($_SERVER["REMOTE_ADDR"])) $ip = $_SERVER["REMOTE_ADDR"]; else // www.jbxue.com$ip = "err"; return $ip; } echo "IP: " . getClientIp() . ""; echo "referer: " . $_SERVER["HTTP_REFERER"];