private function finish()
{
try {
Db::close();
} catch (\ErrorException $e) {
}
}
private static function dblock($cmd, $name, $ttl = 0)
{
$ret = '';
$db = \Rsf\Db::dbm(self::dsn);
switch ($cmd) {
case 'set':
$ret = $db->replace('common_process', ['processid' => $name, 'expiry' => time() + $ttl]);
break;
case 'get':
$ret = $db->findOne('common_process', '*', ['processid' => $name]);
if (empty($ret) || $ret['expiry'] < time()) {
$ret = false;
} else {
$ret = true;
}
break;
case 'rm':
$ret = $db->remove('common_process', "processid='{$name}' OR expiry<" . time());
break;
}
return $ret;
}
