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fix moving folders out of a cache jail #5424
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,125 @@ | ||
| <?php | ||
| /** | ||
| * @copyright Copyright (c) 2017 Robin Appelman <[email protected]> | ||
| * | ||
| * @license GNU AGPL version 3 or any later version | ||
| * | ||
| * This program is free software: you can redistribute it and/or modify | ||
| * it under the terms of the GNU Affero General Public License as | ||
| * published by the Free Software Foundation, either version 3 of the | ||
| * License, or (at your option) any later version. | ||
| * | ||
| * 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 | ||
| * along with this program. If not, see <http://www.gnu.org/licenses/>. | ||
| * | ||
| */ | ||
|
|
||
| namespace OC\Repair\NC13; | ||
|
|
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|
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| use OCP\IDBConnection; | ||
| use OCP\Migration\IOutput; | ||
| use OCP\Migration\IRepairStep; | ||
|
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| class RepairInvalidPaths implements IRepairStep { | ||
| /** @var IDBConnection */ | ||
| private $connection; | ||
|
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| public function __construct(IDBConnection $connection) { | ||
| $this->connection = $connection; | ||
| } | ||
|
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|
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| public function getName() { | ||
| return 'Repair invalid paths in file cache'; | ||
| } | ||
|
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| private function getInvalidEntries() { | ||
| $builder = $this->connection->getQueryBuilder(); | ||
|
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||
| $computedPath = $builder->func()->concat( | ||
| 'p.path', | ||
| $builder->func()->concat($builder->createNamedParameter('/'), 'f.name') | ||
| ); | ||
|
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| //select f.path, f.parent,p.path from oc_filecache f inner join oc_filecache p on f.parent=p.fileid and p.path!='' where f.path != p.path || '/' || f.name; | ||
| $query = $builder->select('f.fileid', 'f.path', 'p.path AS parent_path', 'f.name', 'f.parent', 'f.storage') | ||
| ->from('filecache', 'f') | ||
| ->innerJoin('f', 'filecache', 'p', $builder->expr()->andX( | ||
| $builder->expr()->eq('f.parent', 'p.fileid'), | ||
| $builder->expr()->neq('p.name', $builder->createNamedParameter('')) | ||
| )) | ||
| ->where($builder->expr()->neq('f.path', $computedPath)); | ||
|
|
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| return $query->execute()->fetchAll(); | ||
| } | ||
|
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| private function getId($storage, $path) { | ||
| $builder = $this->connection->getQueryBuilder(); | ||
|
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| $query = $builder->select('fileid') | ||
| ->from('filecache') | ||
| ->where($builder->expr()->eq('storage', $builder->createNamedParameter($storage))) | ||
| ->andWhere($builder->expr()->eq('path', $builder->createNamedParameter($path))); | ||
|
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| return $query->execute()->fetchColumn(); | ||
| } | ||
|
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| private function update($fileid, $newPath) { | ||
| $builder = $this->connection->getQueryBuilder(); | ||
|
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| $query = $builder->update('filecache') | ||
| ->set('path', $builder->createNamedParameter($newPath)) | ||
| ->set('path_hash', $builder->createNamedParameter(md5($newPath))) | ||
| ->where($builder->expr()->eq('fileid', $builder->createNamedParameter($fileid))); | ||
|
|
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| $query->execute(); | ||
| } | ||
|
|
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| private function reparent($from, $to) { | ||
| $builder = $this->connection->getQueryBuilder(); | ||
|
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| $query = $builder->update('filecache') | ||
| ->set('parent', $builder->createNamedParameter($to)) | ||
| ->where($builder->expr()->eq('fileid', $builder->createNamedParameter($from))); | ||
| $query->execute(); | ||
| } | ||
|
|
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| private function delete($fileid) { | ||
| $builder = $this->connection->getQueryBuilder(); | ||
|
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| $query = $builder->delete('filecache') | ||
| ->where($builder->expr()->eq('fileid', $builder->createNamedParameter($fileid))); | ||
| $query->execute(); | ||
| } | ||
|
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| private function repair() { | ||
| $entries = $this->getInvalidEntries(); | ||
| foreach ($entries as $entry) { | ||
| $calculatedPath = $entry['parent_path'] . '/' . $entry['name']; | ||
| if ($newId = $this->getId($entry['storage'], $calculatedPath)) { | ||
| // a new entry with the correct path has already been created, reuse that one and delete the incorrect entry | ||
| $this->reparent($entry['fileid'], $newId); | ||
| $this->delete($entry['fileid']); | ||
| } else { | ||
| $this->update($entry['fileid'], $calculatedPath); | ||
| } | ||
| } | ||
| return count($entries); | ||
| } | ||
|
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| public function run(IOutput $output) { | ||
| $versionFromBeforeUpdate = $this->config->getSystemValue('version', '0.0.0'); | ||
| // was added to 12.0.0.30 and 13.0.0.1 | ||
| if (version_compare($versionFromBeforeUpdate, '12.0.0.30', '<') || version_compare($versionFromBeforeUpdate, '13.0.0.0', '==')) { | ||
| $count = $this->repair(); | ||
|
|
||
| $output->info('Repaired ' . $count . ' paths'); | ||
| } | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,111 @@ | ||
| <?php | ||
| /** | ||
| * @copyright Copyright (c) 2017 Robin Appelman <[email protected]> | ||
| * | ||
| * @license GNU AGPL version 3 or any later version | ||
| * | ||
| * This program is free software: you can redistribute it and/or modify | ||
| * it under the terms of the GNU Affero General Public License as | ||
| * published by the Free Software Foundation, either version 3 of the | ||
| * License, or (at your option) any later version. | ||
| * | ||
| * 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 | ||
| * along with this program. If not, see <http://www.gnu.org/licenses/>. | ||
| * | ||
| */ | ||
|
|
||
| namespace Test\Repair; | ||
|
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| use OC\Files\Cache\Cache; | ||
| use OC\Files\Storage\Temporary; | ||
| use OC\Repair\RepairInvalidPaths; | ||
| use OCP\Migration\IOutput; | ||
| use Test\TestCase; | ||
|
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| /** | ||
| * @group DB | ||
| */ | ||
| class RepairInvalidPathsTest extends TestCase { | ||
| /** @var Temporary */ | ||
| private $storage; | ||
| /** @var Cache */ | ||
| private $cache; | ||
| /** @var RepairInvalidPaths */ | ||
| private $repair; | ||
|
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||
| protected function setUp() { | ||
| parent::setUp(); | ||
|
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| $this->storage = new Temporary(); | ||
| $this->cache = $this->storage->getCache(); | ||
| $this->repair = new RepairInvalidPaths(\OC::$server->getDatabaseConnection()); | ||
| } | ||
|
|
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| protected function tearDown() { | ||
| $this->cache->clear(); | ||
|
|
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| return parent::tearDown(); | ||
| } | ||
|
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| public function testRepairNonDuplicate() { | ||
| $this->storage->mkdir('foo/bar/asd'); | ||
| $this->storage->mkdir('foo2'); | ||
| $this->storage->getScanner()->scan(''); | ||
|
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| $folderId = $this->cache->getId('foo/bar'); | ||
| $newParentFolderId = $this->cache->getId('foo2'); | ||
| // failed rename, moved entry is updated but not it's children | ||
| $this->cache->update($folderId, ['path' => 'foo2/bar', 'parent' => $newParentFolderId]); | ||
|
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| $this->assertTrue($this->cache->inCache('foo2/bar')); | ||
| $this->assertTrue($this->cache->inCache('foo/bar/asd')); | ||
| $this->assertFalse($this->cache->inCache('foo2/bar/asd')); | ||
|
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| $this->assertEquals($folderId, $this->cache->get('foo/bar/asd')['parent']); | ||
|
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| $this->repair->run($this->createMock(IOutput::class)); | ||
|
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| $this->assertTrue($this->cache->inCache('foo2/bar')); | ||
| $this->assertTrue($this->cache->inCache('foo2/bar/asd')); | ||
| $this->assertFalse($this->cache->inCache('foo/bar/asd')); | ||
|
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| $this->assertEquals($folderId, $this->cache->get('foo2/bar/asd')['parent']); | ||
| $this->assertEquals($folderId, $this->cache->getId('foo2/bar')); | ||
| } | ||
|
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| public function testRepairDuplicate() { | ||
| $this->storage->mkdir('foo/bar/asd'); | ||
| $this->storage->mkdir('foo2'); | ||
| $this->storage->getScanner()->scan(''); | ||
|
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| $folderId = $this->cache->getId('foo/bar'); | ||
| $newParentFolderId = $this->cache->getId('foo2'); | ||
| // failed rename, moved entry is updated but not it's children | ||
| $this->cache->update($folderId, ['path' => 'foo2/bar', 'parent' => $newParentFolderId]); | ||
| $this->storage->rename('foo/bar', 'foo2/bar'); | ||
| $this->storage->mkdir('foo2/bar/asd/foo'); | ||
|
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| // usage causes the renamed subfolder to be scanned | ||
| $this->storage->getScanner()->scan('foo2/bar/asd'); | ||
|
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| $this->assertTrue($this->cache->inCache('foo2/bar')); | ||
| $this->assertTrue($this->cache->inCache('foo/bar/asd')); | ||
| $this->assertTrue($this->cache->inCache('foo2/bar/asd')); | ||
|
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| $this->assertEquals($folderId, $this->cache->get('foo/bar/asd')['parent']); | ||
|
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| $this->repair->run($this->createMock(IOutput::class)); | ||
|
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| $this->assertTrue($this->cache->inCache('foo2/bar')); | ||
| $this->assertTrue($this->cache->inCache('foo2/bar/asd')); | ||
| $this->assertFalse($this->cache->inCache('foo/bar/asd')); | ||
|
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| $this->assertEquals($this->cache->getId('foo2/bar'), $this->cache->get('foo2/bar/asd')['parent']); | ||
| $this->assertEquals($this->cache->getId('foo2/bar/asd'), $this->cache->get('foo2/bar/asd/foo')['parent']); | ||
| } | ||
| } | ||
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Test not passing, you moved that file 😉