add struct response for removal of images

when removing an image from storage, we should return a struct that
details what was untagged vs deleted.  this replaces the simple
println's used previously and assists in API development.

Signed-off-by: baude <bbaude@redhat.com>

3 files changed, 28 insertions, 3 deletions

diff --git a/pkg/adapter/runtime.go b/pkg/adapter/runtime.go
index ac843b655..dd4f0f35f 100644
--- a/pkg/adapter/runtime.go
+++ b/pkg/adapter/runtime.go
@@ -155,7 +155,7 @@ func (r *LocalRuntime) New(ctx context.Context, name, signaturePolicyPath, authf
 }
 
 // RemoveImage calls into local storage and removes an image
-func (r *LocalRuntime) RemoveImage(ctx context.Context, img *ContainerImage, force bool) (string, error) {
+func (r *LocalRuntime) RemoveImage(ctx context.Context, img *ContainerImage, force bool) (*image.ImageDeleteResponse, error) {
 	return r.Runtime.RemoveImage(ctx, img.Image, force)
 }
 
diff --git a/pkg/adapter/runtime_remote.go b/pkg/adapter/runtime_remote.go
index 87b4999ce..fe5cc4fef 100644
--- a/pkg/adapter/runtime_remote.go
+++ b/pkg/adapter/runtime_remote.go
@@ -414,8 +414,15 @@ func (ci *ContainerImage) TagImage(tag string) error {
 }
 
 // RemoveImage calls varlink to remove an image
-func (r *LocalRuntime) RemoveImage(ctx context.Context, img *ContainerImage, force bool) (string, error) {
-	return iopodman.RemoveImage().Call(r.Conn, img.InputName, force)
+func (r *LocalRuntime) RemoveImage(ctx context.Context, img *ContainerImage, force bool) (*image.ImageDeleteResponse, error) {
+	ir := image.ImageDeleteResponse{}
+	response, err := iopodman.RemoveImageWithResponse().Call(r.Conn, img.InputName, force)
+	if err != nil {
+		return nil, err
+	}
+	ir.Deleted = response.Deleted
+	ir.Untagged = append(ir.Untagged, response.Untagged...)
+	return &ir, nil
 }
 
 // History returns the history of an image and its layers
diff --git a/pkg/varlinkapi/images.go b/pkg/varlinkapi/images.go
index 1d46c5b71..ac92343d0 100644
--- a/pkg/varlinkapi/images.go
+++ b/pkg/varlinkapi/images.go
@@ -465,6 +465,24 @@ func (i *LibpodAPI) RemoveImage(call iopodman.VarlinkCall, name string, force bo
 	return call.ReplyRemoveImage(newImage.ID())
 }
 
+// RemoveImageWithResponse accepts an image name and force bool.  It returns details about what
+// was done in removeimageresponse struct.
+func (i *LibpodAPI) RemoveImageWithResponse(call iopodman.VarlinkCall, name string, force bool) error {
+	ir := iopodman.RemoveImageResponse{}
+	ctx := getContext()
+	newImage, err := i.Runtime.ImageRuntime().NewFromLocal(name)
+	if err != nil {
+		return call.ReplyImageNotFound(name, err.Error())
+	}
+	response, err := i.Runtime.RemoveImage(ctx, newImage, force)
+	if err != nil {
+		return call.ReplyErrorOccurred(err.Error())
+	}
+	ir.Untagged = append(ir.Untagged, response.Untagged...)
+	ir.Deleted = response.Deleted
+	return call.ReplyRemoveImageWithResponse(ir)
+}
+
 // SearchImages searches all registries configured in /etc/containers/registries.conf for an image
 // Requires an image name and a search limit as int
 func (i *LibpodAPI) SearchImages(call iopodman.VarlinkCall, query string, limit *int64, filter iopodman.ImageSearchFilter) error {