add registry options to cosign save (#3645)

Signed-off-by: JasonPowr <japower@redhat.com>

cmd/cosign/cli/options/save.go

@@ -22,12 +22,14 @@ import (
 // SaveOptions is the top level wrapper for the load command.
 type SaveOptions struct {
 	Directory string
+	Registry  RegistryOptions
 }
 
 var _ Interface = (*SaveOptions)(nil)
 
 // AddFlags implements Interface
 func (o *SaveOptions) AddFlags(cmd *cobra.Command) {
+	o.Registry.AddFlags(cmd)
 	cmd.Flags().StringVar(&o.Directory, "dir", "",
 		"path to dir where the signed image should be stored on disk")
 	_ = cmd.Flags().SetAnnotation("dir", cobra.BashCompSubdirsInDir, []string{})

cmd/cosign/cli/save.go

@@ -47,27 +47,33 @@ func Save() *cobra.Command {
 	return cmd
 }
 
-func SaveCmd(_ context.Context, opts options.SaveOptions, imageRef string) error {
-	ref, err := name.ParseReference(imageRef)
+func SaveCmd(ctx context.Context, opts options.SaveOptions, imageRef string) error {
+	regOpts := opts.Registry
+	regClientOpts, err := regOpts.ClientOpts(ctx)
+	if err != nil {
+		return fmt.Errorf("constructing client options: %w", err)
+	}
+
+	ref, err := name.ParseReference(imageRef, opts.Registry.NameOptions()...)
 	if err != nil {
 		return fmt.Errorf("parsing image name %s: %w", imageRef, err)
 	}
 
-	se, err := ociremote.SignedEntity(ref)
+	se, err := ociremote.SignedEntity(ref, regClientOpts...)
 	if err != nil {
 		return fmt.Errorf("signed entity: %w", err)
 	}
 
 	if _, ok := se.(oci.SignedImage); ok {
-		si, err := ociremote.SignedImage(ref)
+		si, err := ociremote.SignedImage(ref, regClientOpts...)
 		if err != nil {
 			return fmt.Errorf("getting signed image: %w", err)
 		}
 		return layout.WriteSignedImage(opts.Directory, si)
 	}
 
 	if _, ok := se.(oci.SignedImageIndex); ok {
-		sii, err := ociremote.SignedImageIndex(ref)
+		sii, err := ociremote.SignedImageIndex(ref, regClientOpts...)
 		if err != nil {
 			return fmt.Errorf("getting signed image index: %w", err)
 		}