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#!/bin/sh

# Copyright (c) 2002, 2003, 2004, 2005 Peter Palfrader <peter@palfrader.org>
#
# Permission is hereby granted, free of charge, to any person obtaining
# a copy of this software and associated documentation files (the
# "Software"), to deal in the Software without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
# distribute, sublicense, and/or sell copies of the Software, and to
# permit persons to whom the Software is furnished to do so, subject to
# the following conditions:
#
# The above copyright notice and this permission notice shall be
# included in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

set -e

umask 022

SLAPCAT="/usr/sbin/slapcat"
DATE=`date "+%Y%m%d-%H%M%S"`
if [ -d /var/backups/local/ldap ]; then
	TARGET=/var/backups/local/ldap
elif [ -d /var/local/backup/ldap ]; then
	TARGET=/var/local/backup/ldap
elif [ -d /aux/dbbackup/ldap ]; then
	TARGET=/aux/dbbackup/ldap
else
	echo "Cannot find a backup target directory" >&2
	exit 1
fi

file="$TARGET/$DATE-ldap"
$SLAPCAT > "$file"
bzip2 "$file"

md5=`md5sum -- "$file.bz2" | awk '{print $1}'`
if [ -e "$TARGET/MD5-$md5" ]; then
	rm -- "$file.bz2"
	ln "$TARGET/MD5-$md5" "$file.bz2"
else
	ln "$file.bz2" "$TARGET/MD5-$md5"
fi