protected function _getAdminBackend()
{
$timeout = Mage::getStoreConfig('turpentine_vcl/backend/admin_timeout');
$admin_options = array('first_byte_timeout' => $timeout . 's', 'between_bytes_timeout' => $timeout . 's');
if (Mage::getStoreConfig('turpentine_vcl/backend/load_balancing') != 'no') {
return $this->_vcl_director('admin', $admin_options);
} else {
return $this->_vcl_backend('admin', Mage::getStoreConfig('turpentine_vcl/backend/backend_host'), Mage::getStoreConfig('turpentine_vcl/backend/backend_port'), $admin_options);
}
}