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
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/** +----------------------------------------------------------------------------- * 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服务器之家。
