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ignore_user_abort(true);
set_time_limit(0);
date_default_timezone_set('PRC'); // Çл»µ½ÖйuµÄʱ¼a
$run_time = strtotime('+1 day'); // ¶¨Ê±ÈÎÎñµÚÒ»´ÎÖ´ÐеÄʱ¼aÊÇÃ÷ÌiµÄÕa¸oʱºo
$interval = 3600*12; // ÿ12¸oСʱִÐÐÒ»´Î
if(!file_exists(dirname(__FILE__).'/cron-run')) exit(); // ÔÚĿ¼Ï´ae*ÅÒ»¸ocron-runÎļþ£¬Èç¹uÕa¸oÎļþ²»´aeÔÚ£¬ËµÃ÷ÒѾÔÚÖ´Ðйý³ÌÖÐÁË£¬¸ÃÈÎÎñ¾Í²»ÄÜÔÙ¼¤»i£¬Ö´Ðеڶþ´Î£¬*ñÔoÕa¸oÎļþ±»¶a´Î*ÃÎʵĻ°£¬*þÎñÆ÷¾ÍÒª±ÀÀ£µoÁË
do {
if(!file_exists(dirname(__FILE__).'/cron-switch')) break; // Èç¹u²»´aeÔÚcron-switchÕa¸oÎļþ£¬¾ÍÍ£Ö¹Ö´ÐУ¬ÕaÊÇÒ»¸o¿ª¹ØµÄ×÷ÓÃ
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$loop = isset($loop) && $loop ? $loop : $run_time - $gmt_time; // ÕaÀi´¦ÀiÊÇΪÁËÈ*¶¨»¹ÒªµÈ¶a¾Ã²Å¿ªÊ¼µÚÒ»´ÎÖ´ÐÐÈÎÎñ£¬$loop¾ÍÊÇÒªµÈ¶a¾Ã²ÅÖ´ÐеÄʱ¼a¼a¸o
$loop = $loop > 0 ? $loop : 0;
if(!$loop) break; // Èç¹uÑ»*µÄ¼a¸oΪÁa£¬ÔoÍ£Ö¹
sleep($loop);
// ...
// Ö´ÐÐijÐ(C)´uÂe
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$loop = $interval;
} while(true);
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function _sock($url) {
$host = parse_url($url,PHP_URL_HOST);
$port = parse_url($url,PHP_URL_PORT);
$port = $port ? $port : 80;
$scheme = parse_url($url,PHP_URL_SCHEME);
$path = parse_url($url,PHP_URL_PATH);
$query = parse_url($url,PHP_URL_QUERY);
if($query) $path .= '?'.$query;
if($scheme == 'https') {
$host = 'ssl://'.$host;
}
$fp = fsockopen($host,$port,$error_code,$error_msg,1);
if(!$fp) {
return array('error_code' => $error_code,'error_msg' => $error_msg);
}
else {
stream_set_blocking($fp,true);//¿ªÆoÁËÊÖ²aÉÏ˵µÄ*Ç×eÈuģʽ
stream_set_timeout($fp,1);//ÉeÖó¬Ê±
$header = "GET $path HTTP/1.1\r\n";
$header.="Host: $host\r\n";
$header.="Connection: close\r\n\r\n";//³¤Á¬½Ó¹Ø±Õ
fwrite($fp, $header);
usleep(1000); // ÕaÒ»¾aÒ²Êǹؼu£¬Èç¹uûÓÐÕaÑÓʱ£¬¿ÉÄÜÔÚnginx*þÎñÆ÷ÉϾÍÎÞ*¨Ö´Ðгɹ¦
fclose($fp);
return array('error_code' => 0);
}
}
_sock('www.yourdomain.com/script.php');
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