/// <summary>
/// This is a factory method that is used only internally. It creates an auth plugin based on the method type
/// </summary>
/// <param name="method"></param>
/// <param name="flags"></param>
/// <param name="settings"></param>
/// <returns></returns>
internal static MySqlAuthenticationPlugin GetPlugin(string method, NativeDriver driver, byte[] authData)
{
if (method == "mysql_old_password")
{
driver.Close(true);
throw new MySqlException(MySqlResources.OldPasswordsNotSupported);
}
MySqlAuthenticationPlugin plugin = AuthenticationPluginManager.GetPlugin(method);
if (plugin == null)
{
throw new MySqlException(String.Format(MySqlResources.UnknownAuthenticationMethod, method));
}
plugin.driver = driver;
plugin.SetAuthData(authData);
return(plugin);
}