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<?php |
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declare(strict_types=1); |
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namespace Application\Repository; |
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use Cake\Chronos\Chronos; |
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use Doctrine\DBAL\Connection; |
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use Zend\Log\Logger; |
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class LogRepository extends AbstractRepository |
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{ |
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/** |
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* Log message to be used when user log in |
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*/ |
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const LOGIN = 'login'; |
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/** |
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* Log message to be used when user cannot log in |
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*/ |
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const LOGIN_FAILED = 'login failed'; |
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/** |
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* Log message to be used when user change his password |
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*/ |
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const UPDATE_PASSWORD = 'update password'; |
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/** |
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* Log message to be used when user cannot change his password |
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*/ |
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const UPDATE_PASSWORD_FAILED = 'update password failed'; |
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/** |
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* This should NOT be called directly, instead use `_log()` to log stuff |
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* |
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* @param array $event |
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*/ |
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public function log(array $event): void |
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{ |
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$event['creation_date'] = Chronos::instance($event['creation_date'])->toIso8601String(); |
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$event['extra'] = json_encode($event['extra']); |
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$this->getEntityManager()->getConnection()->insert('log', $event); |
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} |
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/** |
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* Returns whether the current IP often failed to login |
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* |
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* @return bool |
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*/ |
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public function loginFailedOften(): bool |
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{ |
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return $this->failedOften(self::LOGIN, self::LOGIN_FAILED); |
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} |
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public function updatePasswordFailedOften(): bool |
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{ |
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return $this->failedOften(self::UPDATE_PASSWORD, self::UPDATE_PASSWORD_FAILED); |
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} |
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private function failedOften(string $success, string $failed): bool |
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{ |
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if (PHP_SAPI === 'cli') { |
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$ip = 'script'; |
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} else { |
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$ip = $_SERVER['REMOTE_ADDR'] ?? ''; |
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} |
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$select = $this->getEntityManager()->getConnection()->createQueryBuilder() |
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->select('message') |
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->from('log') |
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->andWhere('priority = :priority') |
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->setParameter('priority', Logger::INFO) |
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->andWhere('message IN (:message)') |
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->setParameter('message', [$success, $failed], Connection::PARAM_STR_ARRAY) |
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->andWhere('creation_date > DATE_SUB(NOW(), INTERVAL 30 MINUTE)') |
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->andWhere('ip = :ip') |
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->setParameter('ip', $ip) |
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->orderBy('id', 'DESC'); |
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$events = $select->execute()->fetchAll(\PDO::FETCH_COLUMN); |
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// Goes from present to past and count failure, until the last time we succeeded logging in |
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$failureCount = 0; |
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foreach ($events as $event) { |
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if ($event === $success) { |
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break; |
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} |
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++$failureCount; |
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} |
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return $failureCount > 5; |
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} |
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/** |
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* Delete log entries which are errors/warnings and older than one month |
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* We always keep Logger::INFO level because we use it for statistics |
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* |
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* @return int the count deleted logs |
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*/ |
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public function deleteOldLogs(): int |
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{ |
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$connection = $this->getEntityManager()->getConnection(); |
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$query = $connection->createQueryBuilder() |
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->delete('log') |
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->andWhere('log.priority != :priority OR message = :message') |
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->setParameter('priority', Logger::INFO) |
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->setParameter('message', self::LOGIN_FAILED) |
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->andWhere('log.creation_date < DATE_SUB(NOW(), INTERVAL 1 MONTH)'); |
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$connection->query('LOCK TABLES `log` WRITE;'); |
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$count = $query->execute(); |
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$connection->query('UNLOCK TABLES;'); |
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return $count; |
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} |
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} |
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Ecodev /
my-ichtus
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