sysPass/lib/SP/Account/AccountHistoryCrypt.php

<?php
/**
 * sysPass
 *
 * @author    nuxsmin
 * @link      http://syspass.org
 * @copyright 2012-2017, Rubén Domínguez nuxsmin@$syspass.org
 *
 * This file is part of sysPass.
 *
 * sysPass is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * sysPass is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 *  along with sysPass.  If not, see <http://www.gnu.org/licenses/>.
 */

namespace SP\Account;

use Defuse\Crypto\Exception\CryptoException;
use SP\Config\Config;
use SP\Config\ConfigData;
use SP\Core\Crypt\Crypt;
use SP\Core\Crypt\Hash;
use SP\Core\Exceptions\QueryException;
use SP\Core\Exceptions\SPException;
use SP\Core\OldCrypt;
use SP\Core\SessionFactory;
use SP\Core\TaskFactory;
use SP\Core\Traits\InjectableTrait;
use SP\Log\Email;
use SP\Log\Log;
use SP\Storage\DbWrapper;
use SP\Storage\QueryData;
use SP\Util\Checks;
use SP\Util\Util;

/**
 * Class AccountHistoryCrypt
 *
 * @package SP\Account
 */
class AccountHistoryCrypt
{
    use InjectableTrait;
    /**
     * @var Config
     */
    protected $Config;
    /**
     * @var ConfigData
     */
    protected $ConfigData;
    /**
     * @var SessionFactory
     */
    protected $Session;
    /**
     * @var Log
     */
    protected $Log;

    /**
     * AccountCrypt constructor.
     */
    public function __construct()
    {
        $this->injectDependencies();
    }

    /**
     * @param Config         $config
     * @param Log            $log
     * @param SessionFactory $session
     */
    public function inject(Config $config, Log $log, SessionFactory $session)
    {
        $this->Config = $config;
        $this->ConfigData = $config->getConfigData();
        $this->Log = $log;
        $this->Session = $session;
    }

    /**
     * @var string
     */
    public static $currentMPassHash;

    /**
     * Actualiza las claves de todas las cuentas con la clave maestra actual
     * usando nueva encriptación.
     *
     * @param string $currentMasterPass
     * @return bool
     */
    public function updateOldPass(&$currentMasterPass)
    {
        set_time_limit(0);

        $accountsOk = [];
        $errorCount = 0;

        $LogMessage = $this->Log->getLogMessage();
        $LogMessage->setAction(__('Actualizar Clave Maestra (H)', false));
        $LogMessage->addDescription(__('Inicio', false));
        $this->Log->writeLog(true);

        if (!OldCrypt::checkCryptModule()) {
            $LogMessage->addDescription(__('Error en el módulo de encriptación', false));
            $this->Log->setLogLevel(Log::ERROR);
            $this->Log->writeLog();
            return false;
        }

        $accountsPass = $this->getAccountsPassData();
        $numAccounts = count($accountsPass);

        if ($numAccounts === 0) {
            $LogMessage->addDescription(__('No se encontraron registros', false));
            $this->Log->setLogLevel(Log::ERROR);
            $this->Log->writeLog();
            return true;
        }

        $AccountDataBase = new \stdClass();
        $AccountDataBase->id = 0;
        $AccountDataBase->pass = '';
        $AccountDataBase->key = '';
        $AccountDataBase->hash = Hash::hashKey($currentMasterPass);

        TaskFactory::$Message->setTask(__('Actualizar Clave Maestra (H)'));
        TaskFactory::sendTaskMessage();

        $counter = 0;
        $startTime = time();

        foreach ($accountsPass as $account) {
            // No realizar cambios si está en modo demo
            if ($this->ConfigData->isDemoEnabled()) {
                $accountsOk[] = $account->acchistory_id;
                continue;
            }

            if ($LogMessage->getDetailsCounter() >= 100) {
                $this->Log->writeLog(false, true);
            }

            if ($counter % 100 === 0) {
                $eta = Util::getETA($startTime, $counter, $numAccounts);

                TaskFactory::$Message->setMessage(__('Cuentas actualizadas') . ': ' . $counter . '/' . $numAccounts);
                TaskFactory::$Message->setProgress(round(($counter * 100) / $numAccounts, 2));
                TaskFactory::$Message->setTime(sprintf('ETA: %ds (%.2f/s)', $eta[0], $eta[1]));

                TaskFactory::sendTaskMessage();

                debugLog(TaskFactory::$Message->composeText());
            }

            $AccountData = clone $AccountDataBase;

            $AccountData->id = $account->acchistory_id;

            if (!self::$currentMPassHash === $account->acchistory_mPassHash
                && !hash_equals($currentMasterPass, $account->acchistory_mPassHash)
            ) {
                $errorCount++;
                $LogMessage->addDetails(__('La clave maestra del registro no coincide', false), sprintf('%s (%d)', $account->acchistory_name, $account->acchistory_id));
                continue;
            }

            try {
                $decryptedPass = OldCrypt::getDecrypt($account->acchistory_pass, $account->acchistory_key, $currentMasterPass);

                $securedKey = Crypt::makeSecuredKey($currentMasterPass);

                $AccountData->pass = Crypt::encrypt($decryptedPass, $securedKey, $currentMasterPass);
                $AccountData->key = $securedKey;

                if (strlen($securedKey) > 1000 || strlen($AccountData->pass) > 1000) {
                    throw new QueryException(SPException::SP_ERROR, __('Error interno', false));
                }

                $Account = new AccountHistory();
                $Account->updateAccountPass($AccountData);

                $accountsOk[] = $account->acchistory_id;
                $counter++;
            } catch (SPException $e) {
                $errorCount++;
                $LogMessage->addDetails(__('Fallo al actualizar la clave del histórico', false), sprintf('%s (%d)', $account->acchistory_name, $account->acchistory_id));
            } catch (CryptoException $e) {
                $errorCount++;
                $LogMessage->addDetails(__('Fallo al actualizar la clave del histórico', false), sprintf('%s (%d)', $account->acchistory_name, $account->acchistory_id));
            }
        }

        $LogMessage->addDetails(__('Cuentas actualizadas', false), implode(',', $accountsOk));
        $LogMessage->addDetails(__('Errores', false), $errorCount);
        $this->Log->writeLog();

        Email::sendEmail($LogMessage);

        return true;
    }

    /**
     * Obtener los datos relativos a la clave de todas las cuentas.
     *
     * @return array Con los datos de la clave
     */
    protected function getAccountsPassData()
    {
        $query = /** @lang SQL */
            'SELECT acchistory_id, acchistory_name, acchistory_pass, acchistory_key, acchistory_mPassHash
            FROM accHistory WHERE BIT_LENGTH(acchistory_pass) > 0';

        $Data = new QueryData();
        $Data->setQuery($query);

        return DbWrapper::getResultsArray($Data);
    }

    /**
     * Actualiza las claves de todas las cuentas con la nueva clave maestra.
     *
     * @param string $currentMasterPass
     * @param string $newMasterPass
     * @return bool
     */
    public function updatePass($currentMasterPass, $newMasterPass)
    {
        set_time_limit(0);

        $accountsOk = [];
        $errorCount = 0;

        $LogMessage = $this->Log->getLogMessage();
        $LogMessage->setAction(__('Actualizar Clave Maestra (H)', false));
        $LogMessage->addDescription(__('Inicio', false));
        $this->Log->writeLog(true);

        $accountsPass = $this->getAccountsPassData();
        $numAccounts = count($accountsPass);

        if ($numAccounts === 0) {
            $LogMessage->addDescription(__('No se encontraron registros', false));
            $this->Log->setLogLevel(Log::ERROR);
            $this->Log->writeLog();
            return true;
        }

        $AccountDataBase = new \stdClass();
        $AccountDataBase->id = 0;
        $AccountDataBase->pass = '';
        $AccountDataBase->key = '';
        $AccountDataBase->hash = Hash::hashKey($newMasterPass);

        TaskFactory::$Message->setTask(__('Actualizar Clave Maestra (H)'));
        TaskFactory::sendTaskMessage();

        $counter = 0;
        $startTime = time();

        foreach ($accountsPass as $account) {
            // No realizar cambios si está en modo demo
            if ($this->ConfigData->isDemoEnabled()) {
                $accountsOk[] = $account->acchistory_id;
                continue;
            }

            if ($LogMessage->getDetailsCounter() >= 100) {
                $this->Log->writeLog(false, true);
            }

            if ($counter % 100 === 0) {
                $eta = Util::getETA($startTime, $counter, $numAccounts);

                TaskFactory::$Message->setMessage(__('Cuentas actualizadas') . ': ' . $counter . '/' . $numAccounts);
                TaskFactory::$Message->setProgress(round(($counter * 100) / $numAccounts, 2));
                TaskFactory::$Message->setTime(sprintf('ETA: %ds (%.2f/s)', $eta[0], $eta[1]));

                TaskFactory::sendTaskMessage();

                debugLog(TaskFactory::$Message->composeText());
            }

            $AccountData = clone $AccountDataBase;

            $AccountData->id = $account->acchistory_id;

            if (!Hash::checkHashKey($currentMasterPass, $account->acchistory_mPassHash)) {
                $errorCount++;
                $LogMessage->addDetails(__('La clave maestra del registro no coincide', false), sprintf('%s (%d)', $account->acchistory_name, $account->acchistory_id));
                continue;
            }

            try {
                $currentSecuredKey = Crypt::unlockSecuredKey($account->acchistory_key, $currentMasterPass);
                $decryptedPass = Crypt::decrypt($account->acchistory_pass, $currentSecuredKey);

                $newSecuredKey = Crypt::makeSecuredKey($newMasterPass);
                $AccountData->pass = Crypt::encrypt($decryptedPass, $newSecuredKey, $newMasterPass);
                $AccountData->key = $newSecuredKey;

                if (strlen($newSecuredKey) > 1000 || strlen($AccountData->pass) > 1000) {
                    throw new QueryException(SPException::SP_ERROR, __('Error interno', false));
                }

                $Account = new AccountHistory();
                $Account->updateAccountPass($AccountData);

                $accountsOk[] = $account->acchistory_id;
                $counter++;
            } catch (SPException $e) {
                $errorCount++;
                $LogMessage->addDetails(__('Fallo al actualizar la clave del histórico', false), sprintf('%s (%d)', $account->acchistory_name, $account->acchistory_id));
            } catch (CryptoException $e) {
                $errorCount++;
                $LogMessage->addDetails(__('Fallo al actualizar la clave del histórico', false), sprintf('%s (%d)', $account->acchistory_name, $account->acchistory_id));
            }
        }

        $LogMessage->addDetails(__('Cuentas actualizadas', false), implode(',', $accountsOk));
        $LogMessage->addDetails(__('Errores', false), $errorCount);
        $this->Log->writeLog();

        Email::sendEmail($LogMessage);

        return true;
    }
}