--- /dev/null
+#!/bin/sh -eu
+tool=$(readlink -e "${0%/*}/..")
+. "$tool"/host/lib.sh
+
+part="$1"
+eval "dev=\"\$vm_dev_disk_$part\""
+test ! -e /dev/mapper/${vm_lvm_lv}_${part}_deciphered ||
+sudo cryptsetup luksClose ${vm_lvm_lv}_${part}_deciphered