public static function get_both_conn()
{
if (self::$both_conn === null) {
$d = self::$daemons['master'];
$dsn = $d['host'] . $d['user'] . $d['pass'] . $d['name'] . $d['port'];
if (isset(self::$conns[$dsn])) {
$conn = self::$conns[$dsn];
} else {
$conn = mysqli_connect($d['host'], $d['user'], $d['pass'], $d['name'], $d['port']);
if (!$conn) {
exit('Cannot connect to master');
}
self::$conns[$dsn] = $conn;
}
self::$both_conn = $conn;
}
return self::$both_conn;
}
