#!/bin/bash
#
# Univention Mail Cyrus
#  helper script: backup mailboxesdb and annotationsdb
#
# Copyright 2004-2014 Univention GmbH
#
# http://www.univention.de/
#
# All rights reserved.
#
# The source code of this program is made available
# under the terms of the GNU Affero General Public License version 3
# (GNU AGPL V3) as published by the Free Software Foundation.
#
# Binary versions of this program provided by Univention to you as
# well as other copyrighted, protected or trademarked materials like
# Logos, graphics, fonts, specific documentations and configurations,
# cryptographic keys etc. are subject to a license agreement between
# you and Univention and not subject to the GNU AGPL V3.
#
# In the case you use this program under the terms of the GNU AGPL V3,
# the program is provided 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 Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public
# License with the Debian GNU/Linux or Univention distribution in file
# /usr/share/common-licenses/AGPL-3; if not, see
# <http://www.gnu.org/licenses/>.

set -e

cyradm=cyrus
backupdir="/var/univention-backup/cyrus"
date=$(date +%d)
imapdconf="/etc/imapd/imapd.conf"
annofile="/var/lib/cyrus/annotations.db"
mailboxbackup="$backupdir/mailboxes-dump-$date.txt"
annobackup="$backupdir/annotations-$date.txt"

# print usage
function usage () {
	echo usage: $(basename $0) [-h]
	echo "This script dumps the cyrus mailbox db and annotations db to $backupdir."

	exit 0
}

# get options
while getopts ':h:' OPTION ; do
	case $OPTION in
		h)   usage ;;
		*)   usage ;;
	esac
done

# mkdir backupdir
if [ ! -d "$backupdir" ]; then
	mkdir -p "$backupdir"
fi

# backup mailbox db
su cyrus -c "/usr/sbin/ctl_mboxlist -C /etc/imapd/imapd.conf -d" > "$mailboxbackup"
gzip -f "$mailboxbackup"

# annotations, is there a way to dump this file?
if [ -e "$annofile" ]; then
	cp "$annofile" "$annobackup"
fi
gzip -f "$annobackup"

# something else?
# ...

exit 0
