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<?php
/**
* Piwik - free/libre analytics platform
*
* @link https://matomo.org
* @license http://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
*
*/
namespace Piwik\Plugins\Login;
use Exception;
use Piwik\API\Request;
use Piwik\Common;
use Piwik\Config;
use Piwik\Container\StaticContainer;
use Piwik\FrontController;
use Piwik\IP;
use Piwik\Piwik;
use Piwik\Session;
use Piwik\SettingsServer;
/**
*
*/
class Login extends \Piwik\Plugin
{
private $hasAddedFailedAttempt = false;
private $hasPerformedBruteForceCheck = false;
/**
* @see \Piwik\Plugin::registerEvents
*/
public function registerEvents()
{
$hooks = array(
'User.isNotAuthorized' => 'noAccess',
'API.Request.authenticate' => 'ApiRequestAuthenticate',
'AssetManager.getJavaScriptFiles' => 'getJsFiles',
'AssetManager.getStylesheetFiles' => 'getStylesheetFiles',
'Session.beforeSessionStart' => 'beforeSessionStart',
// for brute force prevention of all tracking + reporting api requests
'Request.initAuthenticationObject' => 'onInitAuthenticationObject',
'API.UsersManager.getTokenAuth' => 'beforeLoginCheckBruteForce', // doesn't require auth but can be used to authenticate
// for brute force prevention of all UI requests
'Controller.Login.logme' => 'beforeLoginCheckBruteForce',
'Controller.Login.' => 'beforeLoginCheckBruteForce',
'Controller.Login.index' => 'beforeLoginCheckBruteForce',
'Controller.Login.confirmResetPassword' => 'beforeLoginCheckBruteForce',
'Controller.Login.confirmPassword' => 'beforeLoginCheckBruteForce',
'Controller.Login.resetPassword' => 'beforeLoginCheckBruteForce',
'Controller.Login.login' => 'beforeLoginCheckBruteForce',
'Login.authenticate.successful' => 'beforeLoginCheckBruteForce',
'Login.beforeLoginCheckAllowed' => 'beforeLoginCheckBruteForce', // record any failed attempt in UI
'Login.recordFailedLoginAttempt' => 'onFailedLoginRecordAttempt', // record any failed attempt in UI
'Login.authenticate.failed' => 'onFailedLoginRecordAttempt', // record any failed attempt in UI
'API.Request.authenticate.failed' => 'onFailedLoginRecordAttempt', // record any failed attempt in Reporting API
'Tracker.Request.authenticate.failed' => 'onFailedLoginRecordAttempt', // record any failed attempt in Tracker API
);
$loginPlugin = Piwik::getLoginPluginName();
if ($loginPlugin && $loginPlugin !== 'Login') {
$hooks['Controller.'.$loginPlugin.'.logme'] = 'beforeLoginCheckBruteForce';
$hooks['Controller.'.$loginPlugin. '.'] = 'beforeLoginCheckBruteForce';
$hooks['Controller.'.$loginPlugin.'.index'] = 'beforeLoginCheckBruteForce';
$hooks['Controller.'.$loginPlugin.'.confirmResetPassword'] = 'beforeLoginCheckBruteForce';
$hooks['Controller.'.$loginPlugin.'.confirmPassword'] = 'beforeLoginCheckBruteForce';
$hooks['Controller.'.$loginPlugin.'.resetPassword'] = 'beforeLoginCheckBruteForce';
$hooks['Controller.'.$loginPlugin.'.login'] = 'beforeLoginCheckBruteForce';
}
return $hooks;
}
public function isTrackerPlugin()
{
return true;
}
public function onInitAuthenticationObject()
{
if (SettingsServer::isTrackerApiRequest() || Request::isRootRequestApiRequest()) {
// we check it for all API requests...
// we do not check it for other UI requests as otherwise we would be logging out someone possibly already
// logged in with a valid session which we don't want currently... regular UI requests are checked through
// 1) any successful or failed login attempt, plus through specific controller action that a user can use
// to log in
$this->beforeLoginCheckBruteForce();
}
}
public function onFailedLoginRecordAttempt()
{
// we're always making sure on any success or failed login to check if user is actually allowed to log in
// in case for some reason it forgot to run the check
$this->beforeLoginCheckBruteForce();
// we are recording new failed attempts only when user can currently log in and is not blocked...
// this is to kind of block eg a certain IP continuously. could alternatively also still keep writing those failed
// attempts into the log and only allow login attempts again after the user had no login attempts for the configured
// time frame
$bruteForce = StaticContainer::get('Piwik\Plugins\Login\Security\BruteForceDetection');
if ($bruteForce->isEnabled() && !$this->hasAddedFailedAttempt) {
$bruteForce->addFailedAttempt(IP::getIpFromHeader());
// we make sure to log max one failed login attempt per request... otherwise we might log 3 or many more
// if eg API is called etc.
$this->hasAddedFailedAttempt = true;
}
}
public function beforeLoginCheckBruteForce()
{
$bruteForce = StaticContainer::get('Piwik\Plugins\Login\Security\BruteForceDetection');
if (!$this->hasPerformedBruteForceCheck && $bruteForce->isEnabled() && !$bruteForce->isAllowedToLogin(IP::getIpFromHeader())) {
throw new Exception(Piwik::translate('Login_LoginNotAllowedBecauseBlocked'));
}
// for performance reasons we make sure to execute it only once per request
$this->hasPerformedBruteForceCheck = true;
}
public function getJsFiles(&$jsFiles)
{
$jsFiles[] = "plugins/Login/javascripts/login.js";
$jsFiles[] = "plugins/Login/javascripts/bruteforcelog.js";
}
public function getStylesheetFiles(&$stylesheetFiles)
{
$stylesheetFiles[] = "plugins/Login/stylesheets/login.less";
$stylesheetFiles[] = "plugins/Login/stylesheets/variables.less";
}
public function beforeSessionStart()
{
if (!$this->shouldHandleRememberMe()) {
return;
}
// if this is a login request & form_rememberme was set, change the session cookie expire time before starting the session
$rememberMe = isset($_POST['form_rememberme']) ? $_POST['form_rememberme'] : null;
if ($rememberMe == '1') {
Session::rememberMe(Config::getInstance()->General['login_cookie_expire']);
}
}
private function shouldHandleRememberMe()
{
$module = Common::getRequestVar('module', false);
$action = Common::getRequestVar('action', false);
return ($module == 'Login' || $module == 'CoreHome') && (empty($action) || $action == 'index' || $action == 'login');
}
/**
* Redirects to Login form with error message.
* Listens to User.isNotAuthorized hook.
*/
public function noAccess(Exception $exception)
{
$frontController = FrontController::getInstance();
if (Common::isXmlHttpRequest()) {
echo $frontController->dispatch(Piwik::getLoginPluginName(), 'ajaxNoAccess', array($exception->getMessage()));
return;
}
echo $frontController->dispatch(Piwik::getLoginPluginName(), 'login', array($exception->getMessage()));
}
/**
* Set login name and authentication token for API request.
* Listens to API.Request.authenticate hook.
*/
public function ApiRequestAuthenticate($tokenAuth)
{
$this->beforeLoginCheckBruteForce();
/** @var \Piwik\Auth $auth */
$auth = StaticContainer::get('Piwik\Auth');
$auth->setLogin($login = null);
$auth->setTokenAuth($tokenAuth);
}
protected static function isModuleIsAPI()
{
return Piwik::getModule() === 'API'
&& (Piwik::getAction() == '' || Piwik::getAction() == 'index');
}
/**
* @param $auth
* @deprecated authenticating via cookie is handled in core by SessionAuth
*/
public static function initAuthenticationFromCookie(\Piwik\Auth $auth, $activateCookieAuth)
{
// empty
}
}
|
