fix cross repo mounts

a5ccf742 · Michael Yang · Jeffrey Morgan · e33ef391 · a5ccf742
Commit a5ccf742 authored Nov 16, 2023 by Michael Yang Committed by Jeffrey Morgan Nov 16, 2023
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server/upload.go server/upload.go +8 -0

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--- a/server/upload.go
+++ b/server/upload.go
@@ -77,6 +77,14 @@ func (b *blobUpload) Prepare(ctx context.Context, requestURL *url.URL, opts *Reg

 	b.Total = fi.Size()

+	// http.StatusCreated indicates a blob has been mounted
+	// ref: https://distribution.github.io/distribution/spec/api/#cross-repository-blob-mount
+	if resp.StatusCode == http.StatusCreated {
+		b.Completed.Store(b.Total)
+		b.done = true
+		return nil
+	}
+
 	var size = b.Total / numUploadParts
 	switch {
 	case size < minUploadPartSize: