diff --git a/src/utils.sh b/src/utils.sh
index 992d9a4..385a69d 100644
--- a/src/utils.sh
+++ b/src/utils.sh
@@ -146,4 +146,18 @@ cpu() {
   return 0
 }
 
+hasDisk() {
+
+  [ -b "/disk" ] && return 0
+  [ -b "/disk1" ] && return 0
+  [ -b "/dev/disk1" ] && return 0
+  [ -b "${DEVICE:-}" ] && return 0
+
+  [ -z "${DISK_NAME:-}" ] && DISK_NAME="data"
+  [ -s "$STORAGE/$DISK_NAME.img" ]  && return 0
+  [ -s "$STORAGE/$DISK_NAME.qcow2" ] && return 0
+
+  return 1
+}
+
 return 0