알짜게시판

1. cdn.kilho.net 에 index.php 로 아래 코드를 저장 (.htaccess 로 존재하지 않는 파일은 index.php 로 연결)
2. cdn.kilho.net/{파일} 로 접속시 kilho.net/{파일} 을 다운 및 캐시로 사용합니다.

[code]
<?php
// 설정
$cfg['url'] = 'kilho.net';
$cfg['cache'] = '../data/cache/';

// 메인
$url = 'http://'.$cfg['url'].$_SERVER['REQUEST_URI'];
$url_arr = parse_url($url);

if($_SERVER['REQUEST_METHOD']!='GET')
{
header('HTTP/1.0 404 File Not Found.');
exit;
}

$cfg['cache'] .= sha1($url_arr['host'].$url_arr['path']);

$dirname = dirname($cfg['cache']);
if(!is_file($cfg['cache']))
{
if(!is_dir($dirname)) mkdir($dirname, 0707, true);

$ch = curl_init();
curl_setopt($ch, CURLOPT_USERAGENT, "Mozilla/5.0 (Windows; U; Windows NT 5.1) Gecko/20061204 Firefox/2.0.0.1");
curl_setopt($ch, CURLOPT_HTTPHEADER, array('Accpet: */*'));
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_FRESH_CONNECT, true);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
curl_setopt($ch, CURLOPT_REFERER, $_SERVER['REQUEST_SCHEME'].'://'.$cfg['url']);
$data = curl_exec($ch);
$info = curl_getinfo($ch);
curl_close($ch);

$fp = fopen($cfg['cache'], 'w');
fwrite($fp, $info['content_type']."\n".$data);
fclose($fp);

if($info['http_code']!=200)
touch($cfg['cache'], $info['http_code']);
}

$filetime = filemtime($cfg['cache']);

if($filetime<1000)
{
header('HTTP/1.0 '.$filetime);
} else {
$lastmodified = filemtime($cfg['cache']);
$etag = md5_file($cfg['cache']);

header('Expires: '.gmdate('D, d M Y H:i:s', time()+77760000).' GMT');
header('Cache-Control: public, max-age=77760000');
header('Etag: '.$etag);
header('Last-Modified: '.gmdate('D, d M Y H:i:s', $lastmodified).' GMT');
header('Access-Control-Allow-Origin: *'); 
}

$fp = fopen($cfg['cache'], 'rb');
$filetype = fgets($fp, 255);
header('Content-Type: '.$filetype);
while(!feof($fp)) echo fread($fp, 1024);
fclose ($fp);
?>
[/code]