91 lines
2.9 KiB
PHP
91 lines
2.9 KiB
PHP
<?php
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/**
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* @copyright Copyright (c) 2017 Bjoern Schiessle <bjoern@schiessle.org>
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*
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* @author Bjoern Schiessle <bjoern@schiessle.org>
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*
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* @license GNU AGPL version 3 or any later version
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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namespace OCA\Encryption\Command;
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use OCA\Encryption\Util;
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use OCP\IConfig;
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use Symfony\Component\Console\Command\Command;
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use Symfony\Component\Console\Helper\QuestionHelper;
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use Symfony\Component\Console\Input\InputInterface;
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use Symfony\Component\Console\Output\OutputInterface;
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use Symfony\Component\Console\Question\ConfirmationQuestion;
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class DisableMasterKey extends Command {
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/** @var Util */
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protected $util;
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/** @var IConfig */
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protected $config;
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/** @var QuestionHelper */
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protected $questionHelper;
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/**
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* @param Util $util
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* @param IConfig $config
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* @param QuestionHelper $questionHelper
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*/
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public function __construct(Util $util,
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IConfig $config,
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QuestionHelper $questionHelper) {
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$this->util = $util;
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$this->config = $config;
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$this->questionHelper = $questionHelper;
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parent::__construct();
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}
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protected function configure() {
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$this
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->setName('encryption:disable-master-key')
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->setDescription('Disable the master key and use per-user keys instead. Only available for fresh installations with no existing encrypted data! There is no way to enable it again.');
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}
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protected function execute(InputInterface $input, OutputInterface $output) {
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$isMasterKeyEnabled = $this->util->isMasterKeyEnabled();
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if(!$isMasterKeyEnabled) {
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$output->writeln('Master key already disabled');
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} else {
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$question = new ConfirmationQuestion(
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'Warning: Only perform this operation for a fresh installations with no existing encrypted data! '
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. 'There is no way to enable the master key again. '
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. 'We strongly recommend to keep the master key, it provides significant performance improvements '
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. 'and is easier to handle for both, users and administrators. '
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. 'Do you really want to switch to per-user keys? (y/n) ', false);
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if ($this->questionHelper->ask($input, $output, $question)) {
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$this->config->setAppValue('encryption', 'useMasterKey', '0');
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$output->writeln('Master key successfully disabled.');
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} else {
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$output->writeln('aborted.');
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}
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}
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}
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}
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