apiv2: Enable filtering images by ID

It is more practical for API usage and also it is more in sync how
filtering of containers works.

Signed-off-by: Matej Marusak <mmarusak@redhat.com>

1 files changed, 9 insertions, 0 deletions

diff --git a/libpod/image/filters.go b/libpod/image/filters.go
index d545f1bfc..de10f9443 100644
--- a/libpod/image/filters.go
+++ b/libpod/image/filters.go
@@ -102,6 +102,13 @@ func ReferenceFilter(ctx context.Context, referenceFilter string) ResultFilter {
 	}
 }
 
+// IdFilter allows you to filter by image Id
+func IdFilter(idFilter string) ResultFilter {
+	return func(i *Image) bool {
+		return i.ID() == idFilter
+	}
+}
+
 // OutputImageFilter allows you to filter by an a specific image name
 func OutputImageFilter(userImage *Image) ResultFilter {
 	return func(i *Image) bool {
@@ -165,6 +172,8 @@ func (ir *Runtime) createFilterFuncs(filters []string, img *Image) ([]ResultFilt
 		case "reference":
 			referenceFilter := strings.Join(splitFilter[1:], "=")
 			filterFuncs = append(filterFuncs, ReferenceFilter(ctx, referenceFilter))
+		case "id":
+			filterFuncs = append(filterFuncs, IdFilter(splitFilter[1]))
 		default:
 			return nil, errors.Errorf("invalid filter %s ", splitFilter[0])
 		}