检查代理ip的有效性

作者：何兴林发布时间: 2017-05-22 阅读：

/**

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

	 * 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

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

*/

	functioncheck_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;

}

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