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Distinguish 'done' from 'configuring' in 2FA #39411

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4 changes: 3 additions & 1 deletion lib/private/Authentication/TwoFactorAuth/Manager.php
Expand Up @@ -52,6 +52,7 @@
class Manager {
public const SESSION_UID_KEY = 'two_factor_auth_uid';
public const SESSION_UID_DONE = 'two_factor_auth_passed';
public const SESSION_UID_CONFIGURING = 'two_factor_auth_configuring';
public const REMEMBER_LOGIN = 'two_factor_remember_login';
public const BACKUP_CODES_PROVIDER_ID = 'backup_codes';

Expand Down Expand Up @@ -262,6 +263,7 @@ public function verifyChallenge(string $providerId, IUser $user, string $challen
$this->session->remove(self::SESSION_UID_KEY);
$this->session->remove(self::REMEMBER_LOGIN);
$this->session->set(self::SESSION_UID_DONE, $user->getUID());
$this->session->remove(self::SESSION_UID_CONFIGURING);

// Clear token from db
$sessionId = $this->session->getId();
Expand Down Expand Up @@ -342,7 +344,7 @@ public function needsSecondFactor(IUser $user = null): bool {
$tokensNeeding2FA = $this->config->getUserKeys($user->getUID(), 'login_token_2fa');

if (!\in_array((string) $tokenId, $tokensNeeding2FA, true)) {
$this->session->set(self::SESSION_UID_DONE, $user->getUID());
$this->session->set(self::SESSION_UID_CONFIGURING, $user->getUID());
return false;
}
} catch (InvalidTokenException|SessionNotAvailableException $e) {
Expand Down
11 changes: 7 additions & 4 deletions tests/lib/Authentication/TwoFactorAuth/ManagerTest.php
Expand Up @@ -369,11 +369,12 @@ public function testVerifyChallenge() {
->method('get')
->with('two_factor_remember_login')
->willReturn(false);
$this->session->expects($this->exactly(2))
$this->session->expects($this->exactly(3))
->method('remove')
->withConsecutive(
['two_factor_auth_uid'],
['two_factor_remember_login']
['two_factor_remember_login'],
['two_factor_auth_configuring']
);
$this->session->expects($this->once())
->method('set')
Expand Down Expand Up @@ -640,7 +641,7 @@ public function testNeedsSecondFactorSessionAuth() {
$this->assertFalse($this->manager->needsSecondFactor($user));
}

public function testNeedsSecondFactorSessionAuthFailDBPass() {
public function testNeedsSecondFactorWhileConfiguring() {
$user = $this->createMock(IUser::class);
$user->method('getUID')
->willReturn('user');
Expand All @@ -664,10 +665,12 @@ public function testNeedsSecondFactorSessionAuthFailDBPass() {
'42', '43', '44'
]);

// the user is still configuring 2FA with token 40
$this->session->expects($this->once())
->method('set')
->with(Manager::SESSION_UID_DONE, 'user');
->with(Manager::SESSION_UID_CONFIGURING, 'user');

// 2FA should not be required if configuration is not complete
$this->assertFalse($this->manager->needsSecondFactor($user));
}

Expand Down