Backup rotation from remote server

backup-rotation-from-remote.php

<?
$dir = '/path/to/local/dir';
 
if(is_dir($dir)) {
 
  date_default_timezone_set('Europe/Moscow');
 
  $backup = fopen($dir.date("Y_m_d_H-i-s").'.tgz','w');
 
  $archive = curl_init();
  curl_setopt($archive,CURLOPT_URL,"http://url.to/backup.tgz");
  curl_setopt($archive,CURLOPT_TIMEOUT,5);
  curl_setopt($archive,CURLOPT_FILE,$backup);
  // curl_setopt($archive,CURLOPT_HTTPAUTH,CURLAUTH_BASIC);
  // curl_setopt($archive,CURLOPT_USERPWD,"username:pass");
  curl_exec($archive);
  curl_close($archive);
 
  fclose($backup);
 
  unset($archive);
 
  if($archives = opendir($dir)) {
    while($archive = readdir($archives)) {
       if(!is_dir($dir.$archive)) {
          if(filemtime($dir.$archive) < strtotime('-30 days')) {
            unlink($dir.$archive);
          }
       }
    }
    closedir($archives);
  }
 
}