#!/bin/sh

# cryptdisks_stop - wrapper around cryptsetup which parses
# /etc/crypttab, just like mount parses /etc/fstab.

# Initial code stolen from cryptdisks_start by Jon Dowland <jon@alcopop.org>
# Copyright (C) 2008 by Jonas Meurer <jonas@freesources.org>
# License: GNU General Public License, v2 or any later
# (https://www.gnu.org/copyleft/gpl.html)

set -e

if [ $# -lt 1 ]; then
    echo "usage: $0 <name>" >&2
    echo >&2
    echo "reads /etc/crypttab and stops the mapping corresponding to <name>" >&2
    exit 1
fi

. /lib/cryptsetup/cryptdisks-functions

INITSTATE="manual"
DEFAULT_LOUD="yes"

if [ $(id -u) -ne 0 ]; then
    log_warning_msg "$0 needs root privileges"
    exit 1
fi

log_action_begin_msg "Stopping crypto disk"

rv=0
for name in "$@"; do
    remove_mapping "$name" || rv=$?
done

log_action_end_msg $rv
exit $rv