fuelPHP/Authクラス

fuel/app/config/config.php
'packages'  => array(
	'orm',
	'parser',
	'email',
	'auth'
),

fuel/app/classes/controller/origin.php
class Controller_Origin extends Controller{
	public function action_auth()
	{
		//ユーザー登録
		Auth::create_user("aaa", "aaa", "aaa@aaa.aaa", 1);
		
		//ログイン
		if(Auth::login("aaa", "aaaa")){
			echo "true";
		} else {
			echo "false";
		}
	}
}