143 lines
3.6 KiB
PHP
143 lines
3.6 KiB
PHP
<?php
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declare(strict_types=1);
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/**
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* @copyright Copyright (c) 2020, Roeland Jago Douma <roeland@famdouma.nl>
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*
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* @author essys <essys@users.noreply.github.com>
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* @author Roeland Jago Douma <roeland@famdouma.nl>
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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 OC\Files\View;
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use OCA\Encryption\Util;
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use OCP\IConfig;
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use OCP\IUserManager;
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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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class ScanLegacyFormat 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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/** @var IUserManager */
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private $userManager;
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/** @var View */
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private $rootView;
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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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IUserManager $userManager) {
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parent::__construct();
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$this->util = $util;
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$this->config = $config;
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$this->questionHelper = $questionHelper;
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$this->userManager = $userManager;
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$this->rootView = new View();
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}
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protected function configure() {
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$this
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->setName('encryption:scan:legacy-format')
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->setDescription('Scan the files for the legacy format');
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}
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protected function execute(InputInterface $input, OutputInterface $output): int {
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$result = true;
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$output->writeln('Scanning all files for legacy encryption');
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foreach ($this->userManager->getBackends() as $backend) {
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$limit = 500;
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$offset = 0;
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do {
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$users = $backend->getUsers('', $limit, $offset);
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foreach ($users as $user) {
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$output->writeln('Scanning all files for ' . $user);
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$this->setupUserFS($user);
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$result &= $this->scanFolder($output, '/' . $user);
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}
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$offset += $limit;
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} while (count($users) >= $limit);
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}
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if ($result) {
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$output->writeln('All scanned files are properly encrypted. You can disable the legacy compatibility mode.');
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return 0;
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}
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return 1;
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}
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private function scanFolder(OutputInterface $output, string $folder): bool {
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$clean = true;
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foreach ($this->rootView->getDirectoryContent($folder) as $item) {
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$path = $folder . '/' . $item['name'];
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if ($this->rootView->is_dir($path)) {
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if ($this->scanFolder($output, $path) === false) {
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$clean = false;
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}
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} else {
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if (!$item->isEncrypted()) {
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// ignore
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continue;
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}
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$stats = $this->rootView->stat($path);
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if (!isset($stats['hasHeader']) || $stats['hasHeader'] === false) {
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$clean = false;
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$output->writeln($path . ' does not have a proper header');
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}
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}
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}
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return $clean;
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}
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/**
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* setup user file system
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*
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* @param string $uid
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*/
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protected function setupUserFS($uid) {
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\OC_Util::tearDownFS();
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\OC_Util::setupFS($uid);
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}
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}
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