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113 lines
3.4 KiB
PHP
113 lines
3.4 KiB
PHP
<?php
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/**
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* @copyright Copyright (c) 2016 Robin Appelman <robin@icewind.nl>
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*
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* @author Robin Appelman <robin@icewind.nl>
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* @author Roeland Jago Douma <roeland@famdouma.nl>
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*
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* @license GNU AGPL version 3 or any later version
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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namespace OC\Files\ObjectStore;
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use Aws\Result;
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use Exception;
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use OCP\Files\ObjectStore\IObjectStore;
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use OCP\Files\ObjectStore\IObjectStoreMultiPartUpload;
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class S3 implements IObjectStore, IObjectStoreMultiPartUpload {
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use S3ConnectionTrait;
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use S3ObjectTrait;
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public function __construct($parameters) {
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$parameters['primary_storage'] = true;
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$this->parseParams($parameters);
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}
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/**
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* @return string the container or bucket name where objects are stored
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* @since 7.0.0
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*/
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public function getStorageId() {
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return $this->id;
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}
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public function initiateMultipartUpload(string $urn): string {
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$upload = $this->getConnection()->createMultipartUpload([
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'Bucket' => $this->bucket,
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'Key' => $urn,
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] + $this->getSSECParameters());
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$uploadId = $upload->get('UploadId');
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if ($uploadId === null) {
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throw new Exception('No upload id returned');
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}
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return (string)$uploadId;
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}
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public function uploadMultipartPart(string $urn, string $uploadId, int $partId, $stream, $size): Result {
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return $this->getConnection()->uploadPart([
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'Body' => $stream,
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'Bucket' => $this->bucket,
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'Key' => $urn,
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'ContentLength' => $size,
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'PartNumber' => $partId,
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'UploadId' => $uploadId,
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] + $this->getSSECParameters());
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}
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public function getMultipartUploads(string $urn, string $uploadId): array {
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$parts = [];
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$isTruncated = true;
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$partNumberMarker = 0;
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while ($isTruncated) {
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$result = $this->getConnection()->listParts([
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'Bucket' => $this->bucket,
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'Key' => $urn,
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'UploadId' => $uploadId,
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'MaxParts' => 1000,
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'PartNumberMarker' => $partNumberMarker
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] + $this->getSSECParameters());
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$parts = array_merge($parts, $result->get('Parts') ?? []);
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$isTruncated = $result->get('IsTruncated');
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$partNumberMarker = $result->get('NextPartNumberMarker');
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}
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return $parts;
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}
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public function completeMultipartUpload(string $urn, string $uploadId, array $result): int {
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$this->getConnection()->completeMultipartUpload([
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'Bucket' => $this->bucket,
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'Key' => $urn,
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'UploadId' => $uploadId,
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'MultipartUpload' => ['Parts' => $result],
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] + $this->getSSECParameters());
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$stat = $this->getConnection()->headObject([
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'Bucket' => $this->bucket,
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'Key' => $urn,
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] + $this->getSSECParameters());
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return (int)$stat->get('ContentLength');
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}
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public function abortMultipartUpload($urn, $uploadId): void {
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$this->getConnection()->abortMultipartUpload([
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'Bucket' => $this->bucket,
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'Key' => $urn,
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'UploadId' => $uploadId
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]);
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}
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}
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