Distribute preview folders in appdata in multibucket setup to multiple buckets

* introduces a new IRootMountProvider to register mount points inside the root storage
* adds a AppdataPreviewObjectStoreStorage to handle the split between preview folders and bucket number

Ref #22033

Signed-off-by: Morris Jobke <hey@morrisjobke.de>
This commit is contained in:
Morris Jobke 2020-07-30 22:09:19 +02:00
parent c24f3d1336
commit 438ac23e2a
No known key found for this signature in database
GPG Key ID: FE03C3A163FEDE68
9 changed files with 226 additions and 1 deletions

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@ -230,6 +230,7 @@ return array(
'OCP\\Files\\Config\\IHomeMountProvider' => $baseDir . '/lib/public/Files/Config/IHomeMountProvider.php',
'OCP\\Files\\Config\\IMountProvider' => $baseDir . '/lib/public/Files/Config/IMountProvider.php',
'OCP\\Files\\Config\\IMountProviderCollection' => $baseDir . '/lib/public/Files/Config/IMountProviderCollection.php',
'OCP\\Files\\Config\\IRootMountProvider' => $baseDir . '/lib/public/Files/Config/IRootMountProvider.php',
'OCP\\Files\\Config\\IUserMountCache' => $baseDir . '/lib/public/Files/Config/IUserMountCache.php',
'OCP\\Files\\EmptyFileNameException' => $baseDir . '/lib/public/Files/EmptyFileNameException.php',
'OCP\\Files\\EntityTooLargeException' => $baseDir . '/lib/public/Files/EntityTooLargeException.php',
@ -1029,6 +1030,7 @@ return array(
'OC\\Files\\Mount\\MountPoint' => $baseDir . '/lib/private/Files/Mount/MountPoint.php',
'OC\\Files\\Mount\\MoveableMount' => $baseDir . '/lib/private/Files/Mount/MoveableMount.php',
'OC\\Files\\Mount\\ObjectHomeMountProvider' => $baseDir . '/lib/private/Files/Mount/ObjectHomeMountProvider.php',
'OC\\Files\\Mount\\ObjectStorePreviewCacheMountProvider' => $baseDir . '/lib/private/Files/Mount/ObjectStorePreviewCacheMountProvider.php',
'OC\\Files\\Node\\File' => $baseDir . '/lib/private/Files/Node/File.php',
'OC\\Files\\Node\\Folder' => $baseDir . '/lib/private/Files/Node/Folder.php',
'OC\\Files\\Node\\HookConnector' => $baseDir . '/lib/private/Files/Node/HookConnector.php',
@ -1040,6 +1042,7 @@ return array(
'OC\\Files\\Node\\Root' => $baseDir . '/lib/private/Files/Node/Root.php',
'OC\\Files\\Notify\\Change' => $baseDir . '/lib/private/Files/Notify/Change.php',
'OC\\Files\\Notify\\RenameChange' => $baseDir . '/lib/private/Files/Notify/RenameChange.php',
'OC\\Files\\ObjectStore\\AppdataPreviewObjectStoreStorage' => $baseDir . '/lib/private/Files/ObjectStore/AppdataPreviewObjectStoreStorage.php',
'OC\\Files\\ObjectStore\\Azure' => $baseDir . '/lib/private/Files/ObjectStore/Azure.php',
'OC\\Files\\ObjectStore\\HomeObjectStoreStorage' => $baseDir . '/lib/private/Files/ObjectStore/HomeObjectStoreStorage.php',
'OC\\Files\\ObjectStore\\Mapper' => $baseDir . '/lib/private/Files/ObjectStore/Mapper.php',

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@ -259,6 +259,7 @@ class ComposerStaticInit53792487c5a8370acc0b06b1a864ff4c
'OCP\\Files\\Config\\IHomeMountProvider' => __DIR__ . '/../../..' . '/lib/public/Files/Config/IHomeMountProvider.php',
'OCP\\Files\\Config\\IMountProvider' => __DIR__ . '/../../..' . '/lib/public/Files/Config/IMountProvider.php',
'OCP\\Files\\Config\\IMountProviderCollection' => __DIR__ . '/../../..' . '/lib/public/Files/Config/IMountProviderCollection.php',
'OCP\\Files\\Config\\IRootMountProvider' => __DIR__ . '/../../..' . '/lib/public/Files/Config/IRootMountProvider.php',
'OCP\\Files\\Config\\IUserMountCache' => __DIR__ . '/../../..' . '/lib/public/Files/Config/IUserMountCache.php',
'OCP\\Files\\EmptyFileNameException' => __DIR__ . '/../../..' . '/lib/public/Files/EmptyFileNameException.php',
'OCP\\Files\\EntityTooLargeException' => __DIR__ . '/../../..' . '/lib/public/Files/EntityTooLargeException.php',
@ -1058,6 +1059,7 @@ class ComposerStaticInit53792487c5a8370acc0b06b1a864ff4c
'OC\\Files\\Mount\\MountPoint' => __DIR__ . '/../../..' . '/lib/private/Files/Mount/MountPoint.php',
'OC\\Files\\Mount\\MoveableMount' => __DIR__ . '/../../..' . '/lib/private/Files/Mount/MoveableMount.php',
'OC\\Files\\Mount\\ObjectHomeMountProvider' => __DIR__ . '/../../..' . '/lib/private/Files/Mount/ObjectHomeMountProvider.php',
'OC\\Files\\Mount\\ObjectStorePreviewCacheMountProvider' => __DIR__ . '/../../..' . '/lib/private/Files/Mount/ObjectStorePreviewCacheMountProvider.php',
'OC\\Files\\Node\\File' => __DIR__ . '/../../..' . '/lib/private/Files/Node/File.php',
'OC\\Files\\Node\\Folder' => __DIR__ . '/../../..' . '/lib/private/Files/Node/Folder.php',
'OC\\Files\\Node\\HookConnector' => __DIR__ . '/../../..' . '/lib/private/Files/Node/HookConnector.php',
@ -1069,6 +1071,7 @@ class ComposerStaticInit53792487c5a8370acc0b06b1a864ff4c
'OC\\Files\\Node\\Root' => __DIR__ . '/../../..' . '/lib/private/Files/Node/Root.php',
'OC\\Files\\Notify\\Change' => __DIR__ . '/../../..' . '/lib/private/Files/Notify/Change.php',
'OC\\Files\\Notify\\RenameChange' => __DIR__ . '/../../..' . '/lib/private/Files/Notify/RenameChange.php',
'OC\\Files\\ObjectStore\\AppdataPreviewObjectStoreStorage' => __DIR__ . '/../../..' . '/lib/private/Files/ObjectStore/AppdataPreviewObjectStoreStorage.php',
'OC\\Files\\ObjectStore\\Azure' => __DIR__ . '/../../..' . '/lib/private/Files/ObjectStore/Azure.php',
'OC\\Files\\ObjectStore\\HomeObjectStoreStorage' => __DIR__ . '/../../..' . '/lib/private/Files/ObjectStore/HomeObjectStoreStorage.php',
'OC\\Files\\ObjectStore\\Mapper' => __DIR__ . '/../../..' . '/lib/private/Files/ObjectStore/Mapper.php',

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@ -30,6 +30,7 @@ use OC\Hooks\EmitterTrait;
use OCP\Files\Config\IHomeMountProvider;
use OCP\Files\Config\IMountProvider;
use OCP\Files\Config\IMountProviderCollection;
use OCP\Files\Config\IRootMountProvider;
use OCP\Files\Config\IUserMountCache;
use OCP\Files\Mount\IMountManager;
use OCP\Files\Mount\IMountPoint;
@ -49,6 +50,9 @@ class MountProviderCollection implements IMountProviderCollection, Emitter {
*/
private $providers = [];
/** @var \OCP\Files\Config\IRootMountProvider[] */
private $rootProviders = [];
/**
* @var \OCP\Files\Storage\IStorageFactory
*/
@ -198,4 +202,19 @@ class MountProviderCollection implements IMountProviderCollection, Emitter {
public function getMountCache() {
return $this->mountCache;
}
public function registerRootProvider(IRootMountProvider $provider) {
$this->rootProviders[] = $provider;
}
public function getRootMounts(): array {
$loader = $this->loader;
$mounts = array_map(function (IRootMountProvider $provider) use ($loader) {
return $provider->getRootMounts($loader);
}, $this->rootProviders);
$mounts = array_reduce($mounts, function (array $mounts, array $providerMounts) {
return array_merge($mounts, $providerMounts);
}, []);
return $mounts;
}
}

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@ -0,0 +1,102 @@
<?php
declare(strict_types=1);
/**
* @copyright Copyright (c) 2020, Morris Jobke <hey@morrisjobke.de>
*
* @author Morris Jobke <hey@morrisjobke.de>
*
* @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\Files\Mount;
use OC\Files\ObjectStore\AppdataPreviewObjectStoreStorage;
use OCP\Files\Config\IRootMountProvider;
use OCP\Files\Storage\IStorageFactory;
use OCP\IConfig;
use OCP\ILogger;
/**
* Mount provider for object store app data folder for previews
*/
class ObjectStorePreviewCacheMountProvider implements IRootMountProvider {
/** @var ILogger */
private $logger;
/** @var IConfig */
private $config;
public function __construct(ILogger $logger, IConfig $config) {
$this->logger = $logger;
$this->config = $config;
}
public function getRootMounts(IStorageFactory $loader): array {
if (!is_array($this->config->getSystemValue('objectstore_multibucket'))) {
return [];
}
$instanceId = $this->config->getSystemValueString('instanceid', '');
$mountPoints = [];
$directoryRange = ['0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f'];
$i = 0;
foreach ($directoryRange as $parent) {
foreach ($directoryRange as $child) {
$mountPoints[] = new MountPoint(
AppdataPreviewObjectStoreStorage::class,
'/appdata_' . $instanceId . '/preview/' . $parent . '/' . $child,
$this->getMultiBucketObjectStore($i),
$loader
);
$i++;
}
}
return $mountPoints;
}
/**
* @return array
*/
protected function getMultiBucketObjectStore(int $number): array {
$config = $this->config->getSystemValue('objectstore_multibucket');
// sanity checks
if (empty($config['class'])) {
$this->logger->error('No class given for objectstore', ['app' => 'files']);
}
if (!isset($config['arguments'])) {
$config['arguments'] = [];
}
/*
* Use any provided bucket argument as prefix
* and add the mapping from parent/child => bucket
*/
if (!isset($config['arguments']['bucket'])) {
$config['arguments']['bucket'] = '';
}
$numBuckets = isset($config['arguments']['num_buckets']) ? $config['arguments']['num_buckets'] : 64;
$config['arguments']['bucket'] .= (string)($number % $numBuckets);
// instantiate object store implementation
$config['arguments']['objectstore'] = new $config['class']($config['arguments']);
$config['arguments']['internal-id'] = $number;
return $config['arguments'];
}
}

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@ -0,0 +1,44 @@
<?php
declare(strict_types=1);
/**
* @copyright Copyright (c) 2020, Morris Jobke <hey@morrisjobke.de>
*
* @author Morris Jobke <hey@morrisjobke.de>
*
* @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\Files\ObjectStore;
class AppdataPreviewObjectStoreStorage extends ObjectStoreStorage {
/** @var string */
private $internalId;
public function __construct($params) {
if (!isset($params['internal-id'])) {
throw new \Exception('missing id in parameters');
}
$this->internalId = (string)$params['internal-id'];
parent::__construct($params);
}
public function getId() {
return 'object::appdata::preview:' . $this->internalId;
}
}

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@ -1,7 +1,6 @@
<?php
declare(strict_types=1);
/**
* @copyright Copyright (c) 2020, Roeland Jago Douma <roeland@famdouma.nl>
*

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@ -88,6 +88,7 @@ use OC\Files\Config\UserMountCacheListener;
use OC\Files\Mount\CacheMountProvider;
use OC\Files\Mount\LocalHomeMountProvider;
use OC\Files\Mount\ObjectHomeMountProvider;
use OC\Files\Mount\ObjectStorePreviewCacheMountProvider;
use OC\Files\Node\HookConnector;
use OC\Files\Node\LazyRoot;
use OC\Files\Node\Root;
@ -904,9 +905,11 @@ class Server extends ServerContainer implements IServerContainer {
// builtin providers
$config = $c->getConfig();
$logger = $c->getLogger();
$manager->registerProvider(new CacheMountProvider($config));
$manager->registerHomeProvider(new LocalHomeMountProvider());
$manager->registerHomeProvider(new ObjectHomeMountProvider($config));
$manager->registerRootProvider(new ObjectStorePreviewCacheMountProvider($logger, $config));
return $manager;
});

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@ -297,6 +297,17 @@ class OC_Util {
self::initLocalStorageRootFS();
}
/** @var \OCP\Files\Config\IMountProviderCollection $mountProviderCollection */
$mountProviderCollection = \OC::$server->query(\OCP\Files\Config\IMountProviderCollection::class);
/** @var \OCP\Files\Mount\IMountPoint[] $rootMountProviders */
$rootMountProviders = $mountProviderCollection->getRootMounts();
/** @var \OC\Files\Mount\Manager $mountManager */
$mountManager = \OC\Files\Filesystem::getMountManager();
foreach ($rootMountProviders as $rootMountProvider) {
$mountManager->addMount($rootMountProvider);
}
if ($user != '' && !\OC::$server->getUserManager()->userExists($user)) {
\OC::$server->getEventLogger()->end('setup_fs');
return false;

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@ -0,0 +1,41 @@
<?php
declare(strict_types=1);
/**
* @copyright Copyright (c) 2020, Morris Jobke <hey@morrisjobke.de>
*
* @author Morris Jobke <hey@morrisjobke.de>
*
* @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 OCP\Files\Config;
use OCP\Files\Storage\IStorageFactory;
/**
* @since 20.0.0
*/
interface IRootMountProvider {
/**
* Get all root mountpoints
*
* @return \OCP\Files\Mount\IMountPoint[]
* @since 20.0.0
*/
public function getRootMounts(IStorageFactory $loader): array;
}