nextcloud/core/Command/Encryption/EncryptAll.php

146 lines
4.5 KiB
PHP

<?php
/**
* @copyright Copyright (c) 2016, ownCloud, Inc.
*
* @author Björn Schießle <bjoern@schiessle.org>
* @author Joas Schilling <coding@schilljs.com>
* @author Matthew Setter <matthew@matthewsetter.com>
* @author Morris Jobke <hey@morrisjobke.de>
*
* @license AGPL-3.0
*
* This code is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* as published by the Free Software Foundation.
*
* This program 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License, version 3,
* along with this program. If not, see <http://www.gnu.org/licenses/>
*
*/
namespace OC\Core\Command\Encryption;
use OCP\App\IAppManager;
use OCP\Encryption\IManager;
use OCP\IConfig;
use Symfony\Component\Console\Command\Command;
use Symfony\Component\Console\Helper\QuestionHelper;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Output\OutputInterface;
use Symfony\Component\Console\Question\ConfirmationQuestion;
class EncryptAll extends Command {
/** @var IManager */
protected $encryptionManager;
/** @var IAppManager */
protected $appManager;
/** @var IConfig */
protected $config;
/** @var QuestionHelper */
protected $questionHelper;
/** @var bool */
protected $wasTrashbinEnabled;
/** @var bool */
protected $wasMaintenanceModeEnabled;
/**
* @param IManager $encryptionManager
* @param IAppManager $appManager
* @param IConfig $config
* @param QuestionHelper $questionHelper
*/
public function __construct(
IManager $encryptionManager,
IAppManager $appManager,
IConfig $config,
QuestionHelper $questionHelper
) {
parent::__construct();
$this->appManager = $appManager;
$this->encryptionManager = $encryptionManager;
$this->config = $config;
$this->questionHelper = $questionHelper;
}
/**
* Set maintenance mode and disable the trashbin app
*/
protected function forceMaintenanceAndTrashbin() {
$this->wasTrashbinEnabled = $this->appManager->isEnabledForUser('files_trashbin');
$this->wasMaintenanceModeEnabled = $this->config->getSystemValueBool('maintenance');
$this->config->setSystemValue('maintenance', true);
$this->appManager->disableApp('files_trashbin');
}
/**
* Reset the maintenance mode and re-enable the trashbin app
*/
protected function resetMaintenanceAndTrashbin() {
$this->config->setSystemValue('maintenance', $this->wasMaintenanceModeEnabled);
if ($this->wasTrashbinEnabled) {
$this->appManager->enableApp('files_trashbin');
}
}
protected function configure() {
parent::configure();
$this->setName('encryption:encrypt-all');
$this->setDescription('Encrypt all files for all users');
$this->setHelp(
'This will encrypt all files for all users. '
. 'Please make sure that no user access his files during this process!'
);
}
protected function execute(InputInterface $input, OutputInterface $output) {
if ( !$input->isInteractive() ) {
$output->writeln('Invalid TTY.');
$output->writeln('If you are trying to execute the command in a Docker ');
$output->writeln("container, do not forget to execute 'docker exec' with");
$output->writeln("the '-i' and '-t' options.");
$output->writeln('');
return;
}
if ($this->encryptionManager->isEnabled() === false) {
throw new \Exception('Server side encryption is not enabled');
}
$output->writeln("\n");
$output->writeln('You are about to encrypt all files stored in your Nextcloud installation.');
$output->writeln('Depending on the number of available files, and their size, this may take quite some time.');
$output->writeln('Please ensure that no user accesses their files during this time!');
$output->writeln('Note: The encryption module you use determines which files get encrypted.');
$output->writeln('');
$question = new ConfirmationQuestion('Do you really want to continue? (y/n) ', false);
if ($this->questionHelper->ask($input, $output, $question)) {
$this->forceMaintenanceAndTrashbin();
try {
$defaultModule = $this->encryptionManager->getEncryptionModule();
$defaultModule->encryptAll($input, $output);
} catch (\Exception $ex) {
$this->resetMaintenanceAndTrashbin();
throw $ex;
}
$this->resetMaintenanceAndTrashbin();
} else {
$output->writeln('aborted');
}
}
}