#!/bin/sh -eu
tool=$(readlink -e "${0%/*}/..")
. "$tool"/host/lib.sh

part="$1"
eval "dev=\"\$local_dev_disk_$part\""
test ! -e     /dev/mapper/${local_lvm_lv}_${part}_deciphered ||
sudo cryptsetup luksClose ${local_lvm_lv}_${part}_deciphered