dillard
05e2c9fe45
Opening a repository lists index/ once and downloads only index files that are not cached; packs written by this server are cached on write, stale cache rows are dropped. Each resumable step therefore no longer downloads every index file from the location.
58 lines
1.7 KiB
PHP
58 lines
1.7 KiB
PHP
<?php
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declare(strict_types=1);
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// SPDX-FileCopyrightText: 2026 Dillard Blom
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// SPDX-License-Identifier: AGPL-3.0-or-later
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namespace OCA\NgBackup\Db;
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use OCA\NgBackup\Repository\IIndexCache;
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use OCP\DB\Exception;
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use OCP\IDBConnection;
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class DbIndexCache implements IIndexCache {
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public function __construct(
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private IDBConnection $db,
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) {
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}
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public function all(string $repositoryId): array {
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$qb = $this->db->getQueryBuilder();
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$qb->select('pack_id', 'entries')->from('ngb_index')->where($qb->expr()->eq('repository_id', $qb->createNamedParameter($repositoryId)));
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$result = $qb->executeQuery();
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$out = [];
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while ($row = $result->fetch()) {
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$out[$row['pack_id']] = json_decode($row['entries'], true, 512, JSON_THROW_ON_ERROR);
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}
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$result->closeCursor();
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return $out;
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}
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public function put(string $repositoryId, string $packId, array $entries): void {
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$qb = $this->db->getQueryBuilder();
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$qb->insert('ngb_index')->values([
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'repository_id' => $qb->createNamedParameter($repositoryId),
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'pack_id' => $qb->createNamedParameter($packId),
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'entries' => $qb->createNamedParameter(json_encode($entries, JSON_THROW_ON_ERROR)),
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]);
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try {
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$qb->executeStatement();
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} catch (Exception $e) {
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if ($e->getReason() !== Exception::REASON_UNIQUE_CONSTRAINT_VIOLATION) {
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throw $e;
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}
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}
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}
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public function remove(string $repositoryId, array $packIds): void {
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foreach (array_chunk($packIds, 500) as $chunk) {
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$qb = $this->db->getQueryBuilder();
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$qb->delete('ngb_index')
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->where($qb->expr()->eq('repository_id', $qb->createNamedParameter($repositoryId)))
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->andWhere($qb->expr()->in('pack_id', $qb->createNamedParameter($chunk, \OCP\DB\QueryBuilder\IQueryBuilder::PARAM_STR_ARRAY)));
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$qb->executeStatement();
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}
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}
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}
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