CDCDCD

check.php

<?php
error_reporting(0);
header("Content-Type: application/json;charset=utf-8");
header("Expires: Tue, 03 Jul 2001 06:00:00 GMT");
header("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT");
header("Cache-Control: no-store, no-cache, must-revalidate, max-age=0");
header("Cache-Control: post-check=0, pre-check=0", false);
header("Pragma: no-cache");
header("Connection: close");
$url = isset($_GET['url']) ? $_GET['url'] : die('miss url');

//墙内的 Cache Servers IP List
$rlist = array(
	"120.52.72.19",
	//"120.52.72.20",
	"120.52.72.21",
	"120.52.72.22",
	"120.52.72.23",
	"120.52.72.24",
	"120.52.72.47",
	"120.52.72.48",
	"120.52.72.52",
	"120.52.72.53",
	"120.52.72.54",
	"120.52.72.55",
	"120.52.72.56",
	"120.52.72.58",
	"120.52.72.59",
);

$domain = parseurl($rlist[rand(0, count($rlist) - 1)]) .'/'.$url;

$data = array();
$data['head'] = get_header($domain);
$data['data'] = get_full($domain);

echo json_encode($data);

function get_header($link) {
    $main = array();
    $ch = curl_init();
    curl_setopt ($ch, CURLOPT_URL, $link);
    curl_setopt ($ch, CURLOPT_HEADER, 1);
    curl_setopt ($ch, CURLOPT_NOBODY, 1);
    curl_setopt ($ch, CURLOPT_FOLLOWLOCATION, 1);
    curl_setopt ($ch, CURLOPT_NETRC, 1); // omit if you know no urls are FTP links...
    curl_setopt ($ch, CURLOPT_TIMEOUT, 300);
    curl_setopt ($ch, CURLOPT_USERAGENT, "Mozilla/4.0 (compatible; MSIE 5.01; Windows NT 5.0)");
    ob_start();
    curl_exec ($ch);
    $stuff = ob_get_contents();
    ob_end_clean();
    curl_close ($ch);
	return $stuff;
}

function get_full($url) {
	$ch = curl_init();
	curl_setopt($ch, CURLOPT_URL, $url);
	curl_setopt($ch, CURLOPT_USERAGENT, 'Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; .NET CLR 1.1.4322)');
	curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
	curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1);
	curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 0);
	curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 0);
	curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 10);
	curl_setopt($ch, CURLOPT_TIMEOUT, 10);
	$data = curl_exec($ch);
	if(!curl_errno($ch)) {
	  $info = curl_getinfo($ch);
	  $array = array(
		  "status" => "OK",
		  "msg" => '',
		  //"url" => $info['url'],
		  "status_code" => $info['http_code'],
		  "header_size" => $info['header_size'],
		  "request_size" => $info['request_size'],
		  "total_time" => $info['total_time'],
		  "namelookup_time" => $info['namelookup_time'],
		  "connect_time" => $info['connect_time'],
		  "pretransfer_time" => $info['pretransfer_time'],
		  "size_upload" => $info['size_upload'],
		  "size_download" => $info['size_download'],
		  "speed_download" => $info['speed_download'],
		  "speed_upload" => $info['speed_upload'],
		  "download_content_length" => $info['download_content_length'],
		  "upload_content_length" => $info['upload_content_length'],
		  "starttransfer_time" => $info['starttransfer_time'],
		  "redirect_time" => $info['redirect_time'],
		  "redirect_url" => $info['redirect_url']
	  );
	  //echo json_encode($array);
	} else {
	  $array = array("status" => "ERROR",'msg'=>curl_error($ch) );
	}
	return $array;
	curl_close($ch);
}

function parseurl($url, $scheme = 'http://') {
  return parse_url($url, PHP_URL_SCHEME) === null ? $scheme . $url : $url;
}

?>