#!/bin/sh

set -e

umask 066

# Resolve some defaults from other system config
basedn="`grep '^BASE\b' /etc/ldap/ldap.conf | sed -e 's/^BASE[[:space:]]\+//'`"
dnsdomain="`dnsdomainname`"
orgname=""
# Grab some defaults from /var/lib/dpkg/info/slapd.postinst
checkpoint="checkpoint 512 30"
backend="bdb"
backendoptions="# For the Debian package we use 2MB as default but be sure to update this\n# value if you have plenty of RAM\ndbconfig set_cachesize 0 2097152 0\n\n# Sven Hartge reported that he had to set this value incredibly high\n# to get slapd running at all. See http:\/\/bugs.debian.org\/303057\n# for more information.\n\n# Number of objects that can be locked at the same time.\ndbconfig set_lk_max_objects 1500\n# Number of locks (both requested and granted)\ndbconfig set_lk_max_locks 1500\n# Number of lockers\ndbconfig set_lk_max_lockers 1500"

if [ -r /etc/local/org.conf ]; then
	. /etc/local/org.conf
fi

for var in basedn dnsdomain orgname backend; do
	if [ -z "`eval echo '$'$var`" ]; then
		echo 2> "ERROR: Required variable '$var' missing. Exiting...!"
		exit 1
	fi
done

masterdir=/etc/local-COMMON/ldap/db
tempdir=`mktemp -dt slapd.XXXXXX`
cfgdir=/etc/ldap
dbdir=/var/lib/ldap

for section in base; do
	sed <"$masterdir/$section.ldif.in" >"$tempdir/$section.ldif" \
		-e "s/@SUFFIX@/$basedn/g" \
		-e "s/@DOMAIN@/$dnsdomain/g" \
		-e "s/@ORG@/$orgname/g" \
		-e "s/@ADMIN@/cn=admin,$basedn/g" \
		-e "s/@CHECKPOINT@/$checkpoint/g" \
		-e "s/@BACKEND@/$backend/g" \
		-e "s/@BACKENDOPTIONS@/$backendoptions/g"
done

for db in passwd group; do
	getent $db >"$tempdir/$db.dump"
	( cd /usr/share/migrationtools && ./migrate_passwd.pl "$tempdir/$db.dump" >"$tempdir/$db.ldif" )
done