podman save: add `--uncompressed`

Add an option to `podman save` to allow uncompressed layers when
copying OCI images.  Do the neccessary plumbing for the remote client,
add tests and vendor in the latest commit from c/common to fetch
the neccessary changes in libimage.

Closes: #11613
Signed-off-by: Valentin Rothberg <rothberg@redhat.com>

1 files changed, 10 insertions, 8 deletions

diff --git a/pkg/api/handlers/libpod/images.go b/pkg/api/handlers/libpod/images.go
index b4f08a746..51157d204 100644
--- a/pkg/api/handlers/libpod/images.go
+++ b/pkg/api/handlers/libpod/images.go
@@ -289,9 +289,10 @@ func ExportImages(w http.ResponseWriter, r *http.Request) {
 	runtime := r.Context().Value(api.RuntimeKey).(*libpod.Runtime)
 	decoder := r.Context().Value(api.DecoderKey).(*schema.Decoder)
 	query := struct {
-		Compress   bool     `schema:"compress"`
-		Format     string   `schema:"format"`
-		References []string `schema:"references"`
+		Compress                    bool     `schema:"compress"`
+		Format                      string   `schema:"format"`
+		OciAcceptUncompressedLayers bool     `schema:"ociAcceptUncompressedLayers"`
+		References                  []string `schema:"references"`
 	}{
 		Format: define.OCIArchive,
 	}
@@ -353,11 +354,12 @@ func ExportImages(w http.ResponseWriter, r *http.Request) {
 
 	// Use the ABI image engine to share as much code as possible.
 	opts := entities.ImageSaveOptions{
-		Compress:          query.Compress,
-		Format:            query.Format,
-		MultiImageArchive: len(query.References) > 1,
-		Output:            output,
-		RemoveSignatures:  true,
+		Compress:                    query.Compress,
+		Format:                      query.Format,
+		MultiImageArchive:           len(query.References) > 1,
+		OciAcceptUncompressedLayers: query.OciAcceptUncompressedLayers,
+		Output:                      output,
+		RemoveSignatures:            true,
 	}
 
 	imageEngine := abi.ImageEngine{Libpod: runtime}