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<?php
declare(strict_types=1);
/**
* SPDX-FileCopyrightText: 2022 Nextcloud GmbH and Nextcloud contributors
* SPDX-License-Identifier: AGPL-3.0-or-later
*/
namespace OC\Files\Mount;
use OC;
use OC\Files\ObjectStore\ObjectStoreStorage;
use OC\Files\Storage\LocalRootStorage;
use OC_App;
use OCP\Files\Config\IRootMountProvider;
use OCP\Files\Storage\IStorageFactory;
use OCP\IConfig;
use Psr\Log\LoggerInterface;
class RootMountProvider implements IRootMountProvider {
private IConfig $config;
private LoggerInterface $logger;
public function __construct(IConfig $config, LoggerInterface $logger) {
$this->config = $config;
$this->logger = $logger;
}
public function getRootMounts(IStorageFactory $loader): array {
$objectStore = $this->config->getSystemValue('objectstore', null);
$objectStoreMultiBucket = $this->config->getSystemValue('objectstore_multibucket', null);
if ($objectStoreMultiBucket) {
return [$this->getMultiBucketStoreRootMount($loader, $objectStoreMultiBucket)];
} elseif ($objectStore) {
return [$this->getObjectStoreRootMount($loader, $objectStore)];
} else {
return [$this->getLocalRootMount($loader)];
}
}
private function validateObjectStoreConfig(array &$config) {
if (empty($config['class'])) {
$this->logger->error('No class given for objectstore', ['app' => 'files']);
}
if (!isset($config['arguments'])) {
$config['arguments'] = [];
}
// instantiate object store implementation
$name = $config['class'];
if (str_starts_with($name, 'OCA\\') && substr_count($name, '\\') >= 2) {
$segments = explode('\\', $name);
OC_App::loadApp(strtolower($segments[1]));
}
}
private function getLocalRootMount(IStorageFactory $loader): MountPoint {
$configDataDirectory = $this->config->getSystemValue('datadirectory', OC::$SERVERROOT . '/data');
return new MountPoint(LocalRootStorage::class, '/', ['datadir' => $configDataDirectory], $loader, null, null, self::class);
}
private function getObjectStoreRootMount(IStorageFactory $loader, array $config): MountPoint {
$this->validateObjectStoreConfig($config);
$config['arguments']['objectstore'] = new $config['class']($config['arguments']);
// mount with plain / root object store implementation
$config['class'] = ObjectStoreStorage::class;
return new MountPoint($config['class'], '/', $config['arguments'], $loader, null, null, self::class);
}
private function getMultiBucketStoreRootMount(IStorageFactory $loader, array $config): MountPoint {
$this->validateObjectStoreConfig($config);
if (!isset($config['arguments']['bucket'])) {
$config['arguments']['bucket'] = '';
}
// put the root FS always in first bucket for multibucket configuration
$config['arguments']['bucket'] .= '0';
$config['arguments']['objectstore'] = new $config['class']($config['arguments']);
// mount with plain / root object store implementation
$config['class'] = ObjectStoreStorage::class;
return new MountPoint($config['class'], '/', $config['arguments'], $loader, null, null, self::class);
}
}
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