得到真是ip 1 ---------------------- function getip() { $IP=getenv('REMOTE_ADDR'); $IP_ = getenv('HTTP_X_FORWARDED_FOR'); if (($IP_ != "") && ($IP_ != "unknown")) $IP=$IP_; return $IP; }2 ------------ Author: iwind @ 2004-01-03 21 Weather: 晴 Comments( 0 ) function PMA_getIp() { global $REMOTE_ADDR; global $HTTP_X_FORWARDED_FOR, $HTTP_X_FORWARDED, $HTTP_FORWARDED_FOR, $HTTP_FORWARDED; global $HTTP_VIA, $HTTP_X_COMING_FROM, $HTTP_COMING_FROM;// Get some server/environment variables values if (empty($REMOTE_ADDR)) { if (!empty($_SERVER) && isset($_SERVER['REMOTE_ADDR'])) { $REMOTE_ADDR = $_SERVER['REMOTE_ADDR']; } else if (!empty($_ENV) && isset($_ENV['REMOTE_ADDR'])) { $REMOTE_ADDR = $_ENV['REMOTE_ADDR']; } else if (@getenv('REMOTE_ADDR')) { $REMOTE_ADDR = getenv('REMOTE_ADDR'); } } // end if if (empty($HTTP_X_FORWARDED_FOR)) { if (!empty($_SERVER) && isset($_SERVER['HTTP_X_FORWARDED_FOR'])) { $HTTP_X_FORWARDED_FOR = $_SERVER['HTTP_X_FORWARDED_FOR']; } else if (!empty($_ENV) && isset($_ENV['HTTP_X_FORWARDED_FOR'])) { $HTTP_X_FORWARDED_FOR = $_ENV['HTTP_X_FORWARDED_FOR']; } else if (@getenv('HTTP_X_FORWARDED_FOR')) { $HTTP_X_FORWARDED_FOR = getenv('HTTP_X_FORWARDED_FOR'); } } // end if if (empty($HTTP_X_FORWARDED)) { if (!empty($_SERVER) && isset($_SERVER['HTTP_X_FORWARDED'])) { $HTTP_X_FORWARDED = $_SERVER['HTTP_X_FORWARDED']; } else if (!empty($_ENV) && isset($_ENV['HTTP_X_FORWARDED'])) { $HTTP_X_FORWARDED = $_ENV['HTTP_X_FORWARDED']; } else if (@getenv('HTTP_X_FORWARDED')) { $HTTP_X_FORWARDED = getenv('HTTP_X_FORWARDED'); } } // end if if (empty($HTTP_FORWARDED_FOR)) { if (!empty($_SERVER) && isset($_SERVER['HTTP_FORWARDED_FOR'])) { $HTTP_FORWARDED_FOR = $_SERVER['HTTP_FORWARDED_FOR']; } else if (!empty($_ENV) && isset($_ENV['HTTP_FORWARDED_FOR'])) { $HTTP_FORWARDED_FOR = $_ENV['HTTP_FORWARDED_FOR']; } else if (@getenv('HTTP_FORWARDED_FOR')) { $HTTP_FORWARDED_FOR = getenv('HTTP_FORWARDED_FOR'); } } // end if if (empty($HTTP_FORWARDED)) { if (!empty($_SERVER) && isset($_SERVER['HTTP_FORWARDED'])) { $HTTP_FORWARDED = $_SERVER['HTTP_FORWARDED']; } else if (!empty($_ENV) && isset($_ENV['HTTP_FORWARDED'])) { $HTTP_FORWARDED = $_ENV['HTTP_FORWARDED']; } else if (@getenv('HTTP_FORWARDED')) { $HTTP_FORWARDED = getenv('HTTP_FORWARDED'); } } // end if if (empty($HTTP_VIA)) { if (!empty($_SERVER) && isset($_SERVER['HTTP_VIA'])) { $HTTP_VIA = $_SERVER['HTTP_VIA']; } else if (!empty($_ENV) && isset($_ENV['HTTP_VIA'])) { $HTTP_VIA = $_ENV['HTTP_VIA']; } else if (@getenv('HTTP_VIA')) { $HTTP_VIA = getenv('HTTP_VIA'); } } // end if if (empty($HTTP_X_COMING_FROM)) { if (!empty($_SERVER) && isset($_SERVER['HTTP_X_COMING_FROM'])) { $HTTP_X_COMING_FROM = $_SERVER['HTTP_X_COMING_FROM']; } else if (!empty($_ENV) && isset($_ENV['HTTP_X_COMING_FROM'])) { $HTTP_X_COMING_FROM = $_ENV['HTTP_X_COMING_FROM']; } else if (@getenv('HTTP_X_COMING_FROM')) { $HTTP_X_COMING_FROM = getenv('HTTP_X_COMING_FROM'); } } // end if if (empty($HTTP_COMING_FROM)) { if (!empty($_SERVER) && isset($_SERVER['HTTP_COMING_FROM'])) { $HTTP_COMING_FROM = $_SERVER['HTTP_COMING_FROM']; } else if (!empty($_ENV) && isset($_ENV['HTTP_COMING_FROM'])) { $HTTP_COMING_FROM = $_ENV['HTTP_COMING_FROM']; } else if (@getenv('HTTP_COMING_FROM')) { $HTTP_COMING_FROM = getenv('HTTP_COMING_FROM'); } } // end if// Gets the default ip sent by the user if (!empty($REMOTE_ADDR)) { $direct_ip = $REMOTE_ADDR; }// Gets the proxy ip sent by the user $proxy_ip = ''; if (!empty($HTTP_X_FORWARDED_FOR)) { $proxy_ip = $HTTP_X_FORWARDED_FOR; } else if (!empty($HTTP_X_FORWARDED)) { $proxy_ip = $HTTP_X_FORWARDED; } else if (!empty($HTTP_FORWARDED_FOR)) { $proxy_ip = $HTTP_FORWARDED_FOR; } else if (!empty($HTTP_FORWARDED)) { $proxy_ip = $HTTP_FORWARDED; } else if (!empty($HTTP_VIA)) { $proxy_ip = $HTTP_VIA; } else if (!empty($HTTP_X_COMING_FROM)) { $proxy_ip = $HTTP_X_COMING_FROM; } else if (!empty($HTTP_COMING_FROM)) { $proxy_ip = $HTTP_COMING_FROM; } // end if... else if...// Returns the true IP if it has been found, else FALSE if (empty($proxy_ip)) { // True IP without proxy return $direct_ip; } else { $is_ip = preg_match('|^([0-9]{1,3}.){3,3}[0-9]{1,3}|', $proxy_ip, $regs); if ($is_ip && (count($regs) > 0)) { // True IP behind a proxy return $regs[0]; } else { // Can't define IP: there is a proxy but we don't have // information about the true IP return FALSE; } } // end if... else... } // end of the 'PMA_getIp()' function
1
----------------------
function getip() {
$IP=getenv('REMOTE_ADDR');
$IP_ = getenv('HTTP_X_FORWARDED_FOR');
if (($IP_ != "") && ($IP_ != "unknown")) $IP=$IP_;
return $IP;
}2
------------
Author: iwind @ 2004-01-03 21 Weather: 晴 Comments( 0 )
function PMA_getIp()
{
global $REMOTE_ADDR;
global $HTTP_X_FORWARDED_FOR, $HTTP_X_FORWARDED, $HTTP_FORWARDED_FOR, $HTTP_FORWARDED;
global $HTTP_VIA, $HTTP_X_COMING_FROM, $HTTP_COMING_FROM;// Get some server/environment variables values
if (empty($REMOTE_ADDR)) {
if (!empty($_SERVER) && isset($_SERVER['REMOTE_ADDR'])) {
$REMOTE_ADDR = $_SERVER['REMOTE_ADDR'];
}
else if (!empty($_ENV) && isset($_ENV['REMOTE_ADDR'])) {
$REMOTE_ADDR = $_ENV['REMOTE_ADDR'];
}
else if (@getenv('REMOTE_ADDR')) {
$REMOTE_ADDR = getenv('REMOTE_ADDR');
}
} // end if
if (empty($HTTP_X_FORWARDED_FOR)) {
if (!empty($_SERVER) && isset($_SERVER['HTTP_X_FORWARDED_FOR'])) {
$HTTP_X_FORWARDED_FOR = $_SERVER['HTTP_X_FORWARDED_FOR'];
}
else if (!empty($_ENV) && isset($_ENV['HTTP_X_FORWARDED_FOR'])) {
$HTTP_X_FORWARDED_FOR = $_ENV['HTTP_X_FORWARDED_FOR'];
}
else if (@getenv('HTTP_X_FORWARDED_FOR')) {
$HTTP_X_FORWARDED_FOR = getenv('HTTP_X_FORWARDED_FOR');
}
} // end if
if (empty($HTTP_X_FORWARDED)) {
if (!empty($_SERVER) && isset($_SERVER['HTTP_X_FORWARDED'])) {
$HTTP_X_FORWARDED = $_SERVER['HTTP_X_FORWARDED'];
}
else if (!empty($_ENV) && isset($_ENV['HTTP_X_FORWARDED'])) {
$HTTP_X_FORWARDED = $_ENV['HTTP_X_FORWARDED'];
}
else if (@getenv('HTTP_X_FORWARDED')) {
$HTTP_X_FORWARDED = getenv('HTTP_X_FORWARDED');
}
} // end if
if (empty($HTTP_FORWARDED_FOR)) {
if (!empty($_SERVER) && isset($_SERVER['HTTP_FORWARDED_FOR'])) {
$HTTP_FORWARDED_FOR = $_SERVER['HTTP_FORWARDED_FOR'];
}
else if (!empty($_ENV) && isset($_ENV['HTTP_FORWARDED_FOR'])) {
$HTTP_FORWARDED_FOR = $_ENV['HTTP_FORWARDED_FOR'];
}
else if (@getenv('HTTP_FORWARDED_FOR')) {
$HTTP_FORWARDED_FOR = getenv('HTTP_FORWARDED_FOR');
}
} // end if
if (empty($HTTP_FORWARDED)) {
if (!empty($_SERVER) && isset($_SERVER['HTTP_FORWARDED'])) {
$HTTP_FORWARDED = $_SERVER['HTTP_FORWARDED'];
}
else if (!empty($_ENV) && isset($_ENV['HTTP_FORWARDED'])) {
$HTTP_FORWARDED = $_ENV['HTTP_FORWARDED'];
}
else if (@getenv('HTTP_FORWARDED')) {
$HTTP_FORWARDED = getenv('HTTP_FORWARDED');
}
} // end if
if (empty($HTTP_VIA)) {
if (!empty($_SERVER) && isset($_SERVER['HTTP_VIA'])) {
$HTTP_VIA = $_SERVER['HTTP_VIA'];
}
else if (!empty($_ENV) && isset($_ENV['HTTP_VIA'])) {
$HTTP_VIA = $_ENV['HTTP_VIA'];
}
else if (@getenv('HTTP_VIA')) {
$HTTP_VIA = getenv('HTTP_VIA');
}
} // end if
if (empty($HTTP_X_COMING_FROM)) {
if (!empty($_SERVER) && isset($_SERVER['HTTP_X_COMING_FROM'])) {
$HTTP_X_COMING_FROM = $_SERVER['HTTP_X_COMING_FROM'];
}
else if (!empty($_ENV) && isset($_ENV['HTTP_X_COMING_FROM'])) {
$HTTP_X_COMING_FROM = $_ENV['HTTP_X_COMING_FROM'];
}
else if (@getenv('HTTP_X_COMING_FROM')) {
$HTTP_X_COMING_FROM = getenv('HTTP_X_COMING_FROM');
}
} // end if
if (empty($HTTP_COMING_FROM)) {
if (!empty($_SERVER) && isset($_SERVER['HTTP_COMING_FROM'])) {
$HTTP_COMING_FROM = $_SERVER['HTTP_COMING_FROM'];
}
else if (!empty($_ENV) && isset($_ENV['HTTP_COMING_FROM'])) {
$HTTP_COMING_FROM = $_ENV['HTTP_COMING_FROM'];
}
else if (@getenv('HTTP_COMING_FROM')) {
$HTTP_COMING_FROM = getenv('HTTP_COMING_FROM');
}
} // end if// Gets the default ip sent by the user
if (!empty($REMOTE_ADDR)) {
$direct_ip = $REMOTE_ADDR;
}// Gets the proxy ip sent by the user
$proxy_ip = '';
if (!empty($HTTP_X_FORWARDED_FOR)) {
$proxy_ip = $HTTP_X_FORWARDED_FOR;
} else if (!empty($HTTP_X_FORWARDED)) {
$proxy_ip = $HTTP_X_FORWARDED;
} else if (!empty($HTTP_FORWARDED_FOR)) {
$proxy_ip = $HTTP_FORWARDED_FOR;
} else if (!empty($HTTP_FORWARDED)) {
$proxy_ip = $HTTP_FORWARDED;
} else if (!empty($HTTP_VIA)) {
$proxy_ip = $HTTP_VIA;
} else if (!empty($HTTP_X_COMING_FROM)) {
$proxy_ip = $HTTP_X_COMING_FROM;
} else if (!empty($HTTP_COMING_FROM)) {
$proxy_ip = $HTTP_COMING_FROM;
} // end if... else if...// Returns the true IP if it has been found, else FALSE
if (empty($proxy_ip)) {
// True IP without proxy
return $direct_ip;
} else {
$is_ip = preg_match('|^([0-9]{1,3}.){3,3}[0-9]{1,3}|', $proxy_ip, $regs);
if ($is_ip && (count($regs) > 0)) {
// True IP behind a proxy
return $regs[0];
} else {
// Can't define IP: there is a proxy but we don't have
// information about the true IP
return FALSE;
}
} // end if... else...
} // end of the 'PMA_getIp()' function
机器名
<?php
echo $_ENV["COMPUTERNAME"];
?>
<?php
//网卡号是指什么?
//这是获取服务端网卡的MAC地址,希望对你有帮助echo "/********************************************";
echo "<br>";
@exec("ipconfig /all",$array);
for($Tmpa;$Tmpa<count($array);$Tmpa++){
if(eregi("Host",$array[$Tmpa])){
$getstr=explode(":",$array[$Tmpa]);
echo "Host Name:".$getstr[1];
echo "<br>";
}
if(eregi("Physical",$array[$Tmpa])){
$getstr=explode(":",$array[$Tmpa]);
echo "Netcar MAC Address:".$getstr[1];
echo "<br>";
}
if(eregi("IP Address",$array[$Tmpa])){
$getstr=explode(":",$array[$Tmpa]);
echo "IP Address:".$getstr[1];
echo "<br>";
}
if(eregi("Subnet Mask",$array[$Tmpa])){
$getstr=explode(":",$array[$Tmpa]);
echo "IP Address:".$getstr[1];
}}
echo "<br>";
echo "*******************************************/";?>
明白了没有???
如果用HTTP_X_FORWARDED_FOR参数可能跨过代理取得对方的真实的IP,但不是绝对。
取得IP后用其它方法(工具)才有可能知道对方机器名
这里说取得的跨过代理的IP依然是外网的
楼主要内网IP干什么?没有用的,一般外网是不可能跨过网关访问内网的(相信不会有那么弱智的内网吧……)
即使不用php用应用程序也很难获得某个ip的mac地址,局域网内可以获取,因为要靠mac地址来通讯,至于外网的tcp/ip协议通讯中,根本不会发送mac地址,就是说浏览器向服务器发送请求的数据包里没有mac地址,所以php得不到。
要得到mac地址还是用有关工具扫描。
web体系的控制客户端的能力是微弱的,不要让它做它不擅长的事情,术业有专攻,不同类型的程序也一样,要想更好的控制客户端考虑用c/s结构吧,这个没有强求的,办不到就是办不到一般共享上网者用的是NAT的路由模式,内网真实的IP已经被转化了,而且这个转化是只有路由器知道,所以要得到它的真实IP不太可能。
如果要区分相同IP是否是多个客户端可以用客户端的端口来判断,如果他们端口不同则说明不是一个客户端。
也许上面有不对的地方,就当一浅见