#! /bin/bash

# Step script for Debian major version upgrade for fuss
# 
# Copyright (C) 2025-2026 FUSS Project <info@fuss.bz.it>
# Authors: Simone Piccardi <piccardi@truelite.it>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; version 3 of the License.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program or from the site that you downloaded it
# from; if not, write to the Free Software Foundation, Inc., 59 Temple
# Place, Suite 330, Boston, MA  02111-1307   USA

#
# Script to wait for running unattended-updates on first try, it's
# unlikely to be needed if the client is running from some time
# because it's alrady run but if not it's safe to wait for completing,
# and remove the unattended updates later
#

# write a log
echo "Step $STEP: checking if unattended updates are running"
echo "=================================================="
echo 

#
# check if unattended-upgrades script is present, if not the packages
# has been removed and there is nothing to do
#
if ! test -e /usr/share/unattended-upgrades/unattended-upgrade-shutdown; then
    echo "# Unattended upgrades are not installed no need to wait"
    echo PASSED > $STEPRES
    exit 0
fi

#
# wait until unattended-upgrades complete
#
/usr/share/unattended-upgrades/unattended-upgrade-shutdown --stop-only
# save exit result
if [ $? != 0 ]; then
    echo "# Some error on waiting for unattended-upgrades completion"
    echo FAILED > $STEPRES
    exit 1
else 
    echo "# unattended updates are complete"
    echo PASSED > $STEPRES
fi
