aarch64 EFI image management

storage/utils.go

@@ -0,0 +1,30 @@
+package storage
+
+import (
+	"os"
+
+	"github.com/pkg/errors"
+)
+
+func checkExistsOrRemove(path string, overwriteRemove bool) (bool, error) {
+	var removed bool
+
+	_, err := os.Stat(path)
+	if err != nil {
+		if !errors.Is(err, os.ErrNotExist) {
+			return removed, errors.Wrap(err, "stat file")
+		}
+	} else {
+		if overwriteRemove {
+			err = os.Remove(path)
+			if err != nil {
+				return removed, errors.Wrap(err, "remove file")
+			}
+			removed = true
+		} else {
+			return removed, ErrImageAlreadyExists
+		}
+	}
+
+	return removed, nil
+}