From 5d4a880437b53344f52f1a7f172739e9c16bad60 Mon Sep 17 00:00:00 2001
From: Daniel Kesselberg <mail@danielkesselberg.de>
Date: Mon, 17 Jul 2023 14:09:23 +0200
Subject: [PATCH] fix: check that object store backend supports multi part
 uploads

Signed-off-by: Daniel Kesselberg <mail@danielkesselberg.de>
---
 apps/dav/lib/Upload/ChunkingV2Plugin.php | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/apps/dav/lib/Upload/ChunkingV2Plugin.php b/apps/dav/lib/Upload/ChunkingV2Plugin.php
index 6b660fb7c6f95..d3673c6bde776 100644
--- a/apps/dav/lib/Upload/ChunkingV2Plugin.php
+++ b/apps/dav/lib/Upload/ChunkingV2Plugin.php
@@ -278,6 +278,9 @@ private function checkPrerequisites(bool $checkUploadMetadata = true): void {
 		if (!$this->uploadFolder->getStorage()->instanceOfStorage(IChunkedFileWrite::class)) {
 			throw new StorageInvalidException('Storage does not support chunked file writing');
 		}
+		if ($this->uploadFolder->getStorage()->instanceOfStorage(ObjectStoreStorage::class) && !$this->uploadFolder->getStorage()->getObjectStore() instanceof IObjectStoreMultiPartUpload) {
+			throw new StorageInvalidException('Storage does not support multi part uploads');
+		}
 
 		if ($checkUploadMetadata) {
 			if ($this->uploadId === null || $this->uploadPath === null) {