php代码检查代理ip的有效性

本文实例为大家分享了检查代理ip有效性php代码，稳定性，如错误率和查询用时

/**

+-----------------------------------------------------------------------------

* 检查代理ip信息有效性

+-----------------------------------------------------------------------------

* @param string $proxy_ip [117.95.100.126:8998]

* @param int $times 执行检查次数

* @return array

* @author elinx <654753115@qq.com> 2016-07-29

+-----------------------------------------------------------------------------

*/

function check_proxy_ip_info($proxy_ip=false, $times=10) {

$header = array(

// "GET / HTTP/1.1",

// "HOST: www.baidu.com",

"accept: application/json",

"accept-encoding: gzip, deflate",

"accept-language: en-US,en;q=0.8",

"content-type: application/json",

"user-agent: Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/51.0.2704.106 Safari/537.36"

,

);

$url = 'http://www.baidu.com/';

$result['succeed_times'] = 0; //成功次数

$result['defeat_times'] = 0; //失败次数

$result['total_spen'] = 0; //总用时

for ($i=0; $i < $times; $i++) {

$s = microtime();

$curl = curl_init();

curl_setopt($curl, CURLOPT_URL, $url); //设置传输的url

curl_setopt($curl, CURLOPT_HTTPHEADER, $header); //发送http报头

curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);

curl_setopt($curl, CURLOPT_ENCODING, 'gzip,deflate'); // 解码压缩文件

curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false); //不验证证SSL书

curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, false); //不验证SSL证书

if (@$proxy_ip != false) { //使用代理ip

curl_setopt($curl, CURLOPT_HTTPHEADER, array (

'Client_Ip: '.mt_rand(0, 255).'.'.mt_rand(0, 255).'.'.mt_rand(0, 255).'.'.mt_rand(0, 255),

));

curl_setopt($curl, CURLOPT_HTTPHEADER, array (

'X-Forwarded-For: '.mt_rand(0, 255).'.'.mt_rand(0, 255).'.'.mt_rand(0, 255).'.'.mt_rand(0, 255),

));

curl_setopt($curl, CURLOPT_PROXYTYPE, CURLPROXY_HTTP);

curl_setopt($curl, CURLOPT_PROXY, $proxy_ip);

}

curl_setopt($curl, CURLOPT_COOKIEFILE, dirname(__FILE__).'/cookie.txt');

curl_setopt($curl, CURLOPT_COOKIEJAR, dirname(__FILE__).'/cookie.txt');

curl_setopt($curl, CURLOPT_TIMEOUT, 30); // 设置超时限制防止死循环

// $response_header = curl_getinfo($curl); // 获取返回response报头

$content = curl_exec($curl);

if (strstr($content, '百度一下，你就知道')) {

$result['list'][$i]['status'] = 1;

$result['succeed_times'] += 1;

} else {

$result['list'][$i]['status'] = 0;

$result['defeat_times'] += 1;

}

$e = microtime();

$result['total_spen'] += abs($e-$s);

$result['list'][$i]['spen'] = abs($e-$s);

$result['list'][$i]['content'] = json_encode($content, true);

// $result['list'][$i]['response_header'] = $response_header;

}

$result['precent'] = (number_format($result['succeed_times']/$times, 4)*100).'%';

$result['average_spen'] = number_format($result['total_spen']/$times, 4);

return $result;

}

以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持快网idc。

php代码检查代理ip的有效性

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