function getPluginNameFromServicesCtPath($ctPath)
{
    $pluginClasses = KalturaPluginManager::getPlugins();
    foreach ($pluginClasses as $pluginClass) {
        $ct_callback = array($pluginClass, "getServiceConfig");
        if (!is_callable($ct_callback)) {
            continue;
        }
        $pluginCtPath = call_user_func($ct_callback);
        if (realpath($pluginCtPath) === realpath($ctPath)) {
            return call_user_func(array($pluginClass, 'getPluginName'));
        }
    }
    return null;
}