tag: Support tagging manifest list instead of resolving to images

Following commit makes sure when `buildah tag` is invoked on a manifest list, it tags the same manifest list instead of resolving image and tagiing it. [NO TESTS NEEDED] Signed-off-by: flouthoc <[email protected]>
containers · Aug 27, 2021 · af60968 · af60968
1 parent a20b5f4
commit af60968
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/cmd/buildah/tag.go b/cmd/buildah/tag.go
@@ -35,7 +35,9 @@ func tagCmd(c *cobra.Command, args []string) error {
 		return err
 	}
 
-	image, _, err := runtime.LookupImage(args[0], nil)
+	// Allow tagging manifest list instead of resolving instances from manifest
+	lookupOptions := &libimage.LookupImageOptions{ReturnManifestIfPresent: true}
+	image, _, err := runtime.LookupImage(args[0], lookupOptions)
 	if err != nil {
 		return err
 	}