server: abort download on empty digest

Signed-off-by: Kyle Steere <kyle.steere@chainguard.dev>
This commit is contained in:
Kyle Steere 2025-05-27 18:28:48 +00:00 committed by GitHub
parent 066d0f4746
commit 9239a254e0
No known key found for this signature in database
GPG Key ID: B5690EEEBB952194

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@ -464,6 +464,10 @@ type downloadOpts struct {
// downloadBlob downloads a blob from the registry and stores it in the blobs directory // downloadBlob downloads a blob from the registry and stores it in the blobs directory
func downloadBlob(ctx context.Context, opts downloadOpts) (cacheHit bool, _ error) { func downloadBlob(ctx context.Context, opts downloadOpts) (cacheHit bool, _ error) {
if opts.digest == "" {
return false, fmt.Errorf(("%s: %s"), opts.mp.GetNamespaceRepository(), "digest is is empty")
}
fp, err := GetBlobsPath(opts.digest) fp, err := GetBlobsPath(opts.digest)
if err != nil { if err != nil {
return false, err return false, err