From 5b1b6afae2b9852521166365e537cdcc8f204f85 Mon Sep 17 00:00:00 2001
From: Oleg Bulatov <oleg@bulatov.me>
Date: Fri, 16 Jun 2017 15:51:29 +0200
Subject: [PATCH] Update Docker-Content-Digest if manifest list is rewritten

If the client doesn't support manifest lists, the registry will
rewrite a manifest list into the old format. The Docker-Content-Digest
header should be updated in this case.

Signed-off-by: Oleg Bulatov <oleg@bulatov.me>
---
 registry/handlers/manifests.go | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/registry/handlers/manifests.go b/registry/handlers/manifests.go
index 75e3d1dd4..f406903fa 100644
--- a/registry/handlers/manifests.go
+++ b/registry/handlers/manifests.go
@@ -183,6 +183,8 @@ func (imh *manifestHandler) GetManifest(w http.ResponseWriter, r *http.Request)
 			if err != nil {
 				return
 			}
+		} else {
+			imh.Digest = manifestDigest
 		}
 	}