1 files changed, 16 insertions, 0 deletions
diff --git a/pkg/registries/registries.go b/pkg/registries/registries.go
index cbb8b730c..9f4c94533 100644
--- a/pkg/registries/registries.go
+++ b/pkg/registries/registries.go
@@ -3,10 +3,12 @@ package registries
 import (
 	"os"
 	"path/filepath"
+	"strings"
 
 	"github.com/containers/image/pkg/sysregistries"
 	"github.com/containers/image/types"
 	"github.com/containers/libpod/pkg/rootless"
+	"github.com/docker/distribution/reference"
 	"github.com/pkg/errors"
 )
 
@@ -49,3 +51,17 @@ func GetInsecureRegistries() ([]string, error) {
 	}
 	return registries, nil
 }
+
+// GetRegistry returns the registry name from a string if specified
+func GetRegistry(image string) (string, error) {
+	// It is possible to only have the registry name in the format "myregistry/"
+	// if so, just trim the "/" from the end and return the registry name
+	if strings.HasSuffix(image, "/") {
+		return strings.TrimSuffix(image, "/"), nil
+	}
+	imgRef, err := reference.Parse(image)
+	if err != nil {
+		return "", err
+	}
+	return reference.Domain(imgRef.(reference.Named)), nil
+}