| 392 | {} |
| 393 | |
| 394 | bool loginFail(const string& login) |
| 395 | { |
| 396 | if (!login.hasData()) |
| 397 | { |
| 398 | return false; |
| 399 | } |
| 400 | |
| 401 | MutexLockGuard guard(fullAccess, FB_FUNCTION); |
| 402 | const time_t t = time(0); |
| 403 | |
| 404 | FB_SIZE_T pos; |
| 405 | if (find(login, pos)) |
| 406 | { |
| 407 | FailedLogin& l = (*this)[pos]; |
| 408 | if (t - l.lastAttempt >= FAILURE_DELAY) |
| 409 | { |
| 410 | l.failCount = 0; |
| 411 | } |
| 412 | l.lastAttempt = t; |
| 413 | if (++l.failCount >= MAX_FAILED_ATTEMPTS) |
| 414 | { |
| 415 | l.failCount = 0; |
| 416 | return true; |
| 417 | } |
| 418 | return false; |
| 419 | } |
| 420 | |
| 421 | if (getCount() >= MAX_CONCURRENT_FAILURES) |
| 422 | { |
| 423 | // try to perform old entries collection |
| 424 | for (iterator i = begin(); i != end(); ) |
| 425 | { |
| 426 | if (t - i->lastAttempt >= FAILURE_DELAY) |
| 427 | { |
| 428 | remove(i); |
| 429 | } |
| 430 | else |
| 431 | { |
| 432 | ++i; |
| 433 | } |
| 434 | } |
| 435 | } |
| 436 | if (getCount() >= MAX_CONCURRENT_FAILURES) |
| 437 | { |
| 438 | // it seems we are under attack - too many wrong logins !! |
| 439 | return true; |
| 440 | } |
| 441 | |
| 442 | add(FailedLogin(login)); |
| 443 | return false; |
| 444 | } |
| 445 | |
| 446 | void loginSuccess(const string& login) |
| 447 | { |