login

######LOGINCONTROLLER##############
class LoginController extends \TYPO3\Flow\Mvc\Controller\ActionController {

    /**
     * @Flow\Inject
     * @var \TYPO3\Flow\Security\Authentication\AuthenticationManagerInterface
     */
    protected $authenticationManager;

    /**
     * @Flow\Inject
     * @var \TYPO3\Flow\Security\AccountRepository
     */
    protected $accountRepository;

     /**
     * @Flow\Inject
     * @var \TYPO3\Flow\Security\AccountFactory
     */
    protected $accountFactory;

.....
  /**
     * index action, does only display the form
     */
    public function indexAction() {
    // access account informations
     $account = $this->securityContext->getAccount();
    }
 /**

     * authenticate a User, check if his account or community is active, set logindate
     * @throws \TYPO3\Flow\Security\Exception\AuthenticationRequiredException
     * @return void
     */
    public function authenticateAction() {
        try {
            $this->authenticationManager->authenticate();
        $account = $this->securityContext->getAccount();


         $this->redirect('index', 'Objekt',null,$my_config);

        } catch (\TYPO3\Flow\Security\Exception\AuthenticationRequiredException $exception) {
            $this->addFlashMessage('Wrong password or username!', '');
            throw $exception;

        }
  }
###################################################packages's Settings.yaml #####################
TYPO3:
  Flow:
    i18n:
      defaultLocale: de
    security:
      authentication:
        authenticationStrategy: oneToken
        providers:
          DefaultProvider:
            provider: 'PersistedUsernamePasswordProvider'
            entryPoint: 'WebRedirect'
            entryPointOptions:
              uri: 'index.php/MY.Package/login'
###########################################TEMPLATE ################################################
..
 <f:security.ifHasRole role="Anonymous">
        <f:then>
             <f:form action="authenticate" method="post" name="loginform" class="well form-horizontal f3-custom-login-form">
               <legend>Administrations</legend>
                <label for="login" class="control-label">Name:</label>
                <div class="controls">
                    <f:form.textfield name="__authentication[TYPO3][Flow][Security][Authentication][Token][UsernamePassword][username]" id="login"/><br />
                </div>
                <label for="pw" class="control-label">Password:</label>
                <div class="controls">
                    <f:form.password name="__authentication[TYPO3][Flow][Security][Authentication][Token][UsernamePassword][password]" id="pw"/><br /><br />
                </div>
                <div class="controls">
                    <f:form.submit value="Login" class="btn" />
                </div>
            </f:form>
        </f:then>
    </f:security.ifHasRole>
..