PHP Curl Spoofing IP and source implementation program _php Tutorial

Forged IP Source for PHP is a very simple thing, we just use PHP curl can be used to achieve fake IP source Oh, IP address you can write freely oh.

Instance

The code is as follows	Copy Code
$ch = Curl_init (); curl_setopt ($ch, Curlopt_url, "http://localhost/2.php"); curl_setopt ($ch, Curlopt_httpheader, Array (' x-forwarded-for:8.8.8.8 ', ' client-ip:8.8.8.8 '));//ip curl_setopt ($ch, Curlopt_referer, "http://www.hzhuti.com/"); Antecedents curl_setopt ($ch, Curlopt_header, 1); $out = curl_exec ($ch); Curl_close ($ch);

2.php Code:

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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 $ip = "err"; return $ip ; } Echo "IP:". Getclientip (). ""; echo "Referer:". $_server["Http_referer"]; Request 2.php with 1.php, output result: ip:8.8.8.8 referer:http://www.hzhuti.com

Forgery success, this is not to collect friends to provide a very good solution for IP!! Of course, the anti-brush friends should also pay attention to

Curl Libraries in PHP (Client URL library function)

curl_close-closing a Curl session
curl_copy_handle-Copy all the contents and parameters of a Curl connection resource
curl_errno-returns a numeric number that contains the current session error information
curl_error-returns a string containing the current session error message
Curl_exec-performing a Curl session
Curl_getinfo-gets the information for a Curl connection resource handle
curl_init-initialization of a curl session
curl_multi_add_handle-Adding a separate curl handle resource to a curl batch session
curl_multi_close-closing a batch handle resource
curl_multi_exec-parsing a Curl batch handle
curl_multi_getcontent-returns the text stream of the obtained output
Curl_multi_info_read-Gets the related transfer information for the currently resolved curl
curl_multi_init-initializing a curl batch handle resource
curl_multi_remove_handle-removing a handle resource from the Curl batch handle resource
Curl_multi_select-get all the sockets associated with the CURL extension, which can and be "selected"
curl_setopt_array-set session parameters as an array for a curl
curl_setopt-setting session parameters for a curl
curl_version-getting the version information about Curl

The Curl_init () function Initializes a curl session, and the only parameter to the Curl_init () function is optional, representing a URL address.
The function of the curl_exec () function is to perform a curl session, and the only argument is the handle returned by the Curl_init () function.
The function of the Curl_close () function is to close a curl session, and the only argument is the handle returned by the Curl_init () function.

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