mbk-lab
/
nextcloud
2
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

Make Cache\Updater per storage

This commit is contained in:
Robin Appelman 2015-11-25 13:53:31 +01:00
parent 50f6817ce9
commit b025f07fb7
9 changed files with 161 additions and 150 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
apps/dav/lib/connector/sabre/file.php
View File

@ -192,7 +192,7 @@ class File extends Node implements IFile {
}
// since we skipped the view we need to scan and emit the hooks ourselves
$this->fileView->getUpdater()->update($this->path);
$storage->getUpdater()->update($internalPath);
if ($view) {
$this->emitPostHooks($exists);
@ -438,7 +438,7 @@ class File extends Node implements IFile {
$this->fileView->changeLock($targetPath, ILockingProvider::LOCK_SHARED);
// since we skipped the view we need to scan and emit the hooks ourselves
$this->fileView->getUpdater()->update($targetPath);
$targetStorage->getUpdater()->update($targetInternalPath);
$this->emitPostHooks($exists, $targetPath);

2
apps/encryption/lib/migration.php
View File

@ -50,7 +50,7 @@ class Migration {
*/
public function __construct(IConfig $config, View $view, IDBConnection $connection, ILogger $logger) {
$this->view = $view;
$this->view->getUpdater()->disable();
$this->view->disableCacheUpdate();
$this->connection = $connection;
$this->moduleId = \OCA\Encryption\Crypto\Encryption::ID;
$this->config = $config;

6
apps/files_trashbin/lib/trashbin.php
View File

@ -235,7 +235,7 @@ class Trashbin {
return false;
}
$ownerView->getUpdater()->rename('/files/' . $ownerPath, $trashPath);
$trashStorage->getUpdater()->renameFromStorage($sourceStorage, $sourceInternalPath, $trashInternalPath);
if ($sizeOfAddedFiles !== false) {
$size = $sizeOfAddedFiles;
@ -323,7 +323,7 @@ class Trashbin {
$result = $targetStorage->moveFromStorage($sourceStorage, $sourceInternalPath, $targetInternalPath);
if ($result) {
$view->getUpdater()->rename($source, $target);
$targetStorage->getUpdater()->renameFromStorage($sourceStorage, $sourceInternalPath, $targetInternalPath);
}
return $result;
}
@ -345,7 +345,7 @@ class Trashbin {
$result = $targetStorage->copyFromStorage($sourceStorage, $sourceInternalPath, $targetInternalPath);
if ($result) {
$view->getUpdater()->update($target);
$targetStorage->getUpdater()->update($targetInternalPath);
}
return $result;
}

156
lib/private/files/cache/updater.php vendored
View File

@ -29,8 +29,6 @@ namespace OC\Files\Cache;
/**
* Update the cache and propagate changes
*
* Unlike most other classes an Updater is not related to a specific storage but handles updates for all storages in a users filesystem.
* This is needed because the propagation of mtime and etags need to cross storage boundaries
*/
class Updater {
/**
@ -39,21 +37,33 @@ class Updater {
protected $enabled = true;
/**
* @var \OC\Files\View
* @var \OC\Files\Storage\Storage
*/
protected $view;
protected $storage;
/**
* @var \OC\Files\Cache\ChangePropagator
* @var \OC\Files\Cache\Propagator
*/
protected $propagator;
/**
* @param \OC\Files\View $view the view the updater works on, usually the view of the logged in user
* @var Scanner
*/
public function __construct($view) {
$this->view = $view;
$this->propagator = new ChangePropagator($view);
protected $scanner;
/**
* @var Cache
*/
protected $cache;
/**
* @param \OC\Files\Storage\Storage $storage
*/
public function __construct(\OC\Files\Storage\Storage $storage) {
$this->storage = $storage;
$this->propagator = $storage->getPropagator();
$this->scanner = $storage->getScanner();
$this->cache = $storage->getCache();
}
/**
@ -73,7 +83,7 @@ class Updater {
/**
* Get the propagator for etags and mtime for the view the updater works on
*
* @return ChangePropagator
* @return Propagator
*/
public function getPropagator() {
return $this->propagator;
@ -89,8 +99,7 @@ class Updater {
if (Scanner::isPartialFile($path)) {
return;
}
$this->propagator->addChange($path);
$this->propagator->propagateChanges($time);
$this->propagator->propagateChange($path, $time);
}
/**
@ -103,20 +112,14 @@ class Updater {
if (!$this->enabled or Scanner::isPartialFile($path)) {
return;
}
/**
* @var \OC\Files\Storage\Storage $storage
* @var string $internalPath
*/
list($storage, $internalPath) = $this->view->resolvePath($path);
if ($storage) {
$this->propagator->addChange($path);
$cache = $storage->getCache($internalPath);
$scanner = $storage->getScanner($internalPath);
$data = $scanner->scan($internalPath, Scanner::SCAN_SHALLOW, -1, false);
$this->correctParentStorageMtime($storage, $internalPath);
$cache->correctFolderSize($internalPath, $data);
$this->propagator->propagateChanges($time);
if (is_null($time)) {
$time = time();
}
$data = $this->scanner->scan($path, Scanner::SCAN_SHALLOW, -1, false);
$this->correctParentStorageMtime($path);
$this->cache->correctFolderSize($path, $data);
$this->propagator->propagateChange($path, $time);
}
/**
@ -128,87 +131,71 @@ class Updater {
if (!$this->enabled or Scanner::isPartialFile($path)) {
return;
}
/**
* @var \OC\Files\Storage\Storage $storage
* @var string $internalPath
*/
list($storage, $internalPath) = $this->view->resolvePath($path);
if ($storage) {
$parent = dirname($internalPath);
$parent = dirname($path);
if ($parent === '.') {
$parent = '';
}
$this->propagator->addChange($path);
$cache = $storage->getCache($internalPath);
$cache->remove($internalPath);
$cache->correctFolderSize($parent);
$this->correctParentStorageMtime($storage, $internalPath);
$this->propagator->propagateChanges();
}
$this->cache->remove($path);
$this->cache->correctFolderSize($parent);
$this->correctParentStorageMtime($path);
$this->propagator->propagateChange($path, time());
}
/**
* Rename a file or folder in the cache and update the size, etag and mtime of the parent folders
*
* @param \OC\Files\Storage\Storage $sourceStorage
* @param string $source
* @param string $target
*/
public function rename($source, $target) {
public function renameFromStorage(\OC\Files\Storage\Storage $sourceStorage, $source, $target) {
if (!$this->enabled or Scanner::isPartialFile($source) or Scanner::isPartialFile($target)) {
return;
}
/**
* @var \OC\Files\Storage\Storage $sourceStorage
* @var \OC\Files\Storage\Storage $targetStorage
* @var string $sourceInternalPath
* @var string $targetInternalPath
*/
list($sourceStorage, $sourceInternalPath) = $this->view->resolvePath($source);
// if it's a moved mountpoint we dont need to do anything
if ($sourceInternalPath === '') {
return;
}
list($targetStorage, $targetInternalPath) = $this->view->resolvePath($target);
if ($sourceStorage && $targetStorage) {
$targetCache = $targetStorage->getCache($sourceInternalPath);
if ($sourceStorage->getCache($sourceInternalPath)->inCache($sourceInternalPath)) {
if ($targetCache->inCache($targetInternalPath)) {
$targetCache->remove($targetInternalPath);
$time = time();
$sourceCache = $sourceStorage->getCache($source);
$sourceUpdater = $sourceStorage->getUpdater();
$sourcePropagator = $sourceStorage->getPropagator();
if ($sourceCache->inCache($source)) {
if ($this->cache->inCache($target)) {
$this->cache->remove($target);
}
if ($sourceStorage === $targetStorage) {
$targetCache->move($sourceInternalPath, $targetInternalPath);
if ($sourceStorage === $this->storage) {
$this->cache->move($source, $target);
} else {
$targetCache->moveFromCache($sourceStorage->getCache(), $sourceInternalPath, $targetInternalPath);
$this->cache->moveFromCache($sourceCache, $source, $target);
}
}
if (pathinfo($sourceInternalPath, PATHINFO_EXTENSION) !== pathinfo($targetInternalPath, PATHINFO_EXTENSION)) {
if (pathinfo($source, PATHINFO_EXTENSION) !== pathinfo($target, PATHINFO_EXTENSION)) {
// handle mime type change
$mimeType = $targetStorage->getMimeType($targetInternalPath);
$fileId = $targetCache->getId($targetInternalPath);
$targetCache->update($fileId, array('mimetype' => $mimeType));
$mimeType = $this->storage->getMimeType($target);
$fileId = $this->cache->getId($target);
$this->cache->update($fileId, ['mimetype' => $mimeType]);
}
$targetCache->correctFolderSize($sourceInternalPath);
$targetCache->correctFolderSize($targetInternalPath);
$this->correctParentStorageMtime($sourceStorage, $sourceInternalPath);
$this->correctParentStorageMtime($targetStorage, $targetInternalPath);
$this->updateStorageMTimeOnly($targetStorage, $targetInternalPath);
$this->propagator->addChange($source);
$this->propagator->addChange($target);
$this->propagator->propagateChanges();
}
$sourceCache->correctFolderSize($source);
$this->cache->correctFolderSize($target);
$sourceUpdater->correctParentStorageMtime($source);
$this->correctParentStorageMtime($target);
$this->updateStorageMTimeOnly($target);
$sourcePropagator->propagateChange($source, $time);
$this->propagator->propagateChange($target, $time);
}
private function updateStorageMTimeOnly($storage, $internalPath) {
$cache = $storage->getCache();
$fileId = $cache->getId($internalPath);
private function updateStorageMTimeOnly($internalPath) {
$fileId = $this->cache->getId($internalPath);
if ($fileId !== -1) {
$cache->update(
$this->cache->update(
$fileId, [
'mtime' => null, // this magic tells it to not overwrite mtime
'storage_mtime' => $storage->filemtime($internalPath)
'storage_mtime' => $this->storage->filemtime($internalPath)
]
);
}
@ -217,20 +204,13 @@ class Updater {
/**
* update the storage_mtime of the direct parent in the cache to the mtime from the storage
*
* @param \OC\Files\Storage\Storage $storage
* @param string $internalPath
*/
private function correctParentStorageMtime($storage, $internalPath) {
$cache = $storage->getCache();
$parentId = $cache->getParentId($internalPath);
public function correctParentStorageMtime($internalPath) {
$parentId = $this->cache->getParentId($internalPath);
$parent = dirname($internalPath);
if ($parentId != -1) {
$cache->update($parentId, array('storage_mtime' => $storage->filemtime($parent)));
$this->cache->update($parentId, array('storage_mtime' => $this->storage->filemtime($parent)));
}
}
public function __destruct() {
// propagate any leftover changes
$this->propagator->propagateChanges();
}
}

12
lib/private/files/storage/common.php
View File

@ -39,6 +39,7 @@ namespace OC\Files\Storage;
use OC\Files\Cache\Cache;
use OC\Files\Cache\Propagator;
use OC\Files\Cache\Scanner;
use OC\Files\Cache\Updater;
use OC\Files\Filesystem;
use OC\Files\Cache\Watcher;
use OCP\Files\FileNameTooLongException;
@ -67,6 +68,7 @@ abstract class Common implements Storage {
protected $watcher;
protected $propagator;
protected $storageCache;
protected $updater;
protected $mountOptions = [];
@ -363,6 +365,16 @@ abstract class Common implements Storage {
return $this->propagator;
}
public function getUpdater($storage = null) {
if (!$storage) {
$storage = $this;
}
if (!isset($this->updater)) {
$this->updater = new Updater($storage);
}
return $this->updater;
}
public function getStorageCache($storage = null) {
if (!$storage) {
$storage = $this;

8
lib/private/files/storage/storage.php
View File

@ -75,6 +75,14 @@ interface Storage extends \OCP\Files\Storage {
*/
public function getPropagator($storage = null);
/**
* get a updater instance for the cache
*
* @param \OC\Files\Storage\Storage (optional) the storage to pass to the watcher
* @return \OC\Files\Cache\Updater
*/
public function getUpdater($storage = null);
/**
* @return \OC\Files\Cache\Storage
*/

7
lib/private/files/storage/wrapper/wrapper.php
View File

@ -437,6 +437,13 @@ class Wrapper implements \OC\Files\Storage\Storage {
return $this->storage->getPropagator($storage);
}
public function getUpdater($storage = null) {
if (!$storage) {
$storage = $this;
}
return $this->storage->getUpdater($storage);
}
/**
* @return \OC\Files\Cache\Storage
*/

61
lib/private/files/view.php
View File

@ -46,6 +46,7 @@ namespace OC\Files;
use Icewind\Streams\CallbackWrapper;
use OC\Files\Cache\Updater;
use OC\Files\Mount\MoveableMount;
use OC\Files\Storage\Storage;
use OC\User\User;
use OCP\Files\FileNameTooLongException;
use OCP\Files\InvalidCharacterInPathException;
@ -76,9 +77,6 @@ class View {
/** @var string */
private $fakeRoot = '';
/** @var \OC\Files\Cache\Updater */
protected $updater;
/**
* @var \OCP\Lock\ILockingProvider
*/
@ -86,6 +84,8 @@ class View {
private $lockingEnabled;
private $updaterEnabled = true;
/**
* @param string $root
* @throws \Exception If $root contains an invalid path
@ -99,7 +99,6 @@ class View {
}
$this->fakeRoot = $root;
$this->updater = new Updater($this);
$this->lockingProvider = \OC::$server->getLockingProvider();
$this->lockingEnabled = !($this->lockingProvider instanceof \OC\Lock\NoopLockingProvider);
}
@ -286,6 +285,35 @@ class View {
}
}
public function disableCacheUpdate() {
$this->updaterEnabled = false;
}
public function enableCacheUpdate() {
$this->updaterEnabled = true;
}
protected function writeUpdate(Storage $storage, $internalPath, $time = null) {
if ($this->updaterEnabled) {
if (is_null($time)) {
$time = time();
}
$storage->getUpdater()->update($internalPath, $time);
}
}
protected function removeUpdate(Storage $storage, $internalPath) {
if ($this->updaterEnabled) {
$storage->getUpdater()->remove($internalPath);
}
}
protected function renameUpdate(Storage $sourceStorage, Storage $targetStorage, $sourceInternalPath, $targetInternalPath) {
if ($this->updaterEnabled) {
$targetStorage->getUpdater()->renameFromStorage($sourceStorage, $sourceInternalPath, $targetInternalPath);
}
}
/**
* @param string $path
* @return bool|mixed
@ -569,7 +597,7 @@ class View {
fclose($target);
fclose($data);
$this->updater->update($path);
$this->writeUpdate($storage, $internalPath);
$this->changeLock($path, ILockingProvider::LOCK_SHARED);
@ -703,10 +731,11 @@ class View {
if ((Cache\Scanner::isPartialFile($path1) && !Cache\Scanner::isPartialFile($path2)) && $result !== false) {
// if it was a rename from a part file to a regular file it was a write and not a rename operation
$this->updater->update($path2);
$this->writeUpdate($storage2, $internalPath2);
} else if ($result) {
if ($internalPath1 !== '') { // dont do a cache update for moved mounts
$this->updater->rename($path1, $path2);
$this->renameUpdate($storage1, $storage2, $internalPath1, $internalPath2);
}
}
@ -803,7 +832,7 @@ class View {
$result = $storage2->copyFromStorage($storage1, $internalPath1, $internalPath2);
}
$this->updater->update($path2);
$this->writeUpdate($storage2, $internalPath2);
$this->changeLock($path2, ILockingProvider::LOCK_SHARED);
$lockTypePath2 = ILockingProvider::LOCK_SHARED;
@ -1013,6 +1042,7 @@ class View {
}
$run = $this->runHooks($hooks, $path);
/** @var \OC\Files\Storage\Storage $storage */
list($storage, $internalPath) = Filesystem::resolvePath($absolutePath . $postFix);
if ($run and $storage) {
if (in_array('write', $hooks) || in_array('delete', $hooks)) {
@ -1034,13 +1064,13 @@ class View {
}
if (in_array('delete', $hooks) and $result) {
$this->updater->remove($path);
$this->removeUpdate($storage, $internalPath);
}
if (in_array('write', $hooks) and $operation !== 'fopen') {
$this->updater->update($path);
$this->writeUpdate($storage, $internalPath);
}
if (in_array('touch', $hooks)) {
$this->updater->update($path, $extraParam);
$this->writeUpdate($storage, $internalPath, $extraParam);
}
if ((in_array('write', $hooks) || in_array('delete', $hooks)) && ($operation !== 'fopen' || $result === false)) {
@ -1205,7 +1235,7 @@ class View {
} else if (!Cache\Scanner::isPartialFile($internalPath) && $watcher->needsUpdate($internalPath, $data)) {
$this->lockFile($relativePath, ILockingProvider::LOCK_SHARED);
$watcher->update($internalPath, $data);
$this->updater->propagate($relativePath);
$storage->getPropagator()->propagateChange($internalPath, time());
$data = $cache->get($internalPath);
$this->unlockFile($relativePath, ILockingProvider::LOCK_SHARED);
}
@ -1691,13 +1721,6 @@ class View {
);
}
/**
* @return Updater
*/
public function getUpdater() {
return $this->updater;
}
/**
* @param string $path
* @param string $fileName

41
tests/lib/files/cache/updater.php vendored
View File

@ -39,9 +39,7 @@ class Updater extends \Test\TestCase {
$this->loginAsUser();
$this->storage = new Temporary(array());
Filesystem::mount($this->storage, array(), '/');
$this->view = new View('');
$this->updater = new \OC\Files\Cache\Updater($this->view);
$this->updater = $this->storage->getUpdater();
$this->cache = $this->storage->getCache();
}
@ -56,7 +54,7 @@ class Updater extends \Test\TestCase {
$this->storage->file_put_contents('foo.txt', 'bar');
$this->assertFalse($this->cache->inCache('foo.txt'));
$this->updater->update('/foo.txt');
$this->updater->update('foo.txt');
$this->assertTrue($this->cache->inCache('foo.txt'));
$cached = $this->cache->get('foo.txt');
@ -65,7 +63,9 @@ class Updater extends \Test\TestCase {
}
public function testUpdatedFile() {
$this->view->file_put_contents('/foo.txt', 'bar');
$this->storage->file_put_contents('foo.txt', 'bar');
$this->updater->update('foo.txt');
$cached = $this->cache->get('foo.txt');
$this->assertEquals(3, $cached['size']);
$this->assertEquals('text/plain', $cached['mimetype']);
@ -131,7 +131,7 @@ class Updater extends \Test\TestCase {
$this->assertTrue($this->cache->inCache('foo.txt'));
$this->assertFalse($this->cache->inCache('bar.txt'));
$this->updater->rename('foo.txt', 'bar.txt');
$this->updater->renameFromStorage($this->storage, 'foo.txt', 'bar.txt');
$this->assertFalse($this->cache->inCache('foo.txt'));
$this->assertTrue($this->cache->inCache('bar.txt'));
@ -149,7 +149,7 @@ class Updater extends \Test\TestCase {
$cached = $this->cache->get('bar.txt');
$this->updater->rename('foo.txt', 'bar.txt');
$this->updater->renameFromStorage($this->storage, 'foo.txt', 'bar.txt');
$this->assertFalse($this->cache->inCache('foo.txt'));
$this->assertTrue($this->cache->inCache('bar.txt'));
@ -186,7 +186,7 @@ class Updater extends \Test\TestCase {
// some storages (like Dropbox) change storage mtime on rename
$this->storage->touch('sub2/bar.txt', $testmtime);
$this->updater->rename('sub/foo.txt', 'sub2/bar.txt');
$this->updater->renameFromStorage($this->storage, 'sub/foo.txt', 'sub2/bar.txt');
$cachedTargetParent = $this->cache->get('sub2');
$cachedTarget = $this->cache->get('sub2/bar.txt');
@ -212,26 +212,6 @@ class Updater extends \Test\TestCase {
$this->assertFalse($this->cache->inCache('foo.txt'));
}
public function testMoveDisabled() {
$this->storage->file_put_contents('foo.txt', 'qwerty');
$this->updater->update('foo.txt');
$this->assertTrue($this->cache->inCache('foo.txt'));
$this->assertFalse($this->cache->inCache('bar.txt'));
$cached = $this->cache->get('foo.txt');
$this->storage->rename('foo.txt', 'bar.txt');
$this->assertTrue($this->cache->inCache('foo.txt'));
$this->assertFalse($this->cache->inCache('bar.txt'));
$this->updater->disable();
$this->updater->rename('foo.txt', 'bar.txt');
$this->assertTrue($this->cache->inCache('foo.txt'));
$this->assertFalse($this->cache->inCache('bar.txt'));
}
public function testMoveCrossStorage() {
$storage2 = new Temporary(array());
$cache2 = $storage2->getCache();
@ -251,7 +231,7 @@ class Updater extends \Test\TestCase {
$this->assertTrue($this->cache->inCache('foo.txt'));
$this->assertFalse($cache2->inCache('bar.txt'));
$this->updater->rename('foo.txt', 'bar/bar.txt');
$storage2->getUpdater()->renameFromStorage($this->storage, 'foo.txt', 'bar.txt');
$this->assertFalse($this->cache->inCache('foo.txt'));
$this->assertTrue($cache2->inCache('bar.txt'));
@ -288,7 +268,8 @@ class Updater extends \Test\TestCase {
$cached[] = $this->cache->get('foo/bar/bar.txt');
// add extension to trigger the possible mimetype change
$this->view->rename('/foo', '/bar/foo.b');
$storage2->moveFromStorage($this->storage, 'foo', 'foo.b');
$storage2->getUpdater()->renameFromStorage($this->storage, 'foo', 'foo.b');
$this->assertFalse($this->cache->inCache('foo'));
$this->assertFalse($this->cache->inCache('foo/foo.txt'));