cloudreve/cloudreve · error

failed to initialize multipart upload: %w

Error message

failed to initialize multipart upload: %w

What it means

Error "failed to initialize multipart upload: %w" thrown in cloudreve/cloudreve.

Source

Thrown at pkg/filemanager/driver/obs/obs.go:447

	}
	callbackPolicyEncoded := base64.StdEncoding.EncodeToString(callbackPolicyJSON)

	mimeType := file.Props.MimeType
	if mimeType == "" {
		d.mime.TypeByName(file.Props.Uri.Name())
	}

	imur, err := d.obs.InitiateMultipartUpload(&obs.InitiateMultipartUploadInput{
		ObjectOperationInput: obs.ObjectOperationInput{
			Bucket: d.policy.BucketName,
			Key:    file.Props.SavePath,
		},
		HttpHeader: obs.HttpHeader{
			ContentType: mimeType,
		},
	}, obs.WithRequestContext(ctx))
	if err != nil {
		return nil, fmt.Errorf("failed to initialize multipart upload: %w", err)
	}
	uploadSession.UploadID = imur.UploadId

	// 为每个分片签名上传 URL
	chunks := chunk.NewChunkGroup(file, d.chunkSize, &backoff.ConstantBackoff{}, false, d.l, "")
	urls := make([]string, chunks.Num())
	ttl := int64(time.Until(uploadSession.Props.ExpireAt).Seconds())
	for chunks.Next() {
		err := chunks.Process(func(c *chunk.ChunkGroup, chunk io.Reader) error {
			signedURL, err := d.obs.CreateSignedUrl(&obs.CreateSignedUrlInput{
				Method: obs.HttpMethodPut,
				Bucket: d.policy.BucketName,
				Key:    file.Props.SavePath,
				QueryParams: map[string]string{
					partNumberParam: strconv.Itoa(c.Index() + 1),
					uploadIdParam:   uploadSession.UploadID,
				},
				Expires: int(ttl),

View on GitHub (pinned to 20c95ad73f)

When it happens

Trigger: Thrown at pkg/filemanager/driver/obs/obs.go:447 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of cloudreve/cloudreve@20c95ad73f (2026-08-16). Data as JSON: /api/errors/7878b7f278f86e90. Report an issue: GitHub.