#!/bin/sh
# postinst script for sasl2-bin
# Copyright (c) 2006 Fabian Fagerholm
# 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; either version 2 of the License, or
# (at your option) any later version.
FALLBACK_RUN_DIR=/var/run/saslauthd
SASLDB_FILE=/etc/sasldb2
# Debconf hook.
. /usr/share/debconf/confmodule
case "$1" in
configure)
# Upgrade SASL database if needed
# The libdb dependency was updated in the following versions:
# 2.1.22.dfsg1-14 (db4.2 -> db4.4)
# 2.1.22.dfsg1-17 (db.4.4 -> db4.6)
if dpkg --compare-versions "$2" "lt-nl" 2.1.22.dfsg1-17; then
# If the database contains no users, just wipe it out,
# it will be recreated later in the current format
if [ -e $SASLDB_FILE ] && \
[ `sasldblistusers2 | wc -l` -eq 0 ]; then
rm $SASLDB_FILE
else
# The database had users, begin upgrade procedure
# Make backup and handle errors
db_get cyrus-sasl2/backup-sasldb2
if ! cp --archive $SASLDB_FILE "$RET" >/dev/null 2>&1; then
db_input high cyrus-sasl2/upgrade-sasldb2-backup-failed || true
db_go || true
exit 1
fi
# Upgrade SASL database and handle errors
if ! db4.6_upgrade $SASLDB_FILE >/dev/null 2>&1; then
db_input high cyrus-sasl2/upgrade-sasldb2-failed || true
db_go || true
cp --archive "$RET" $SASLDB_FILE >/dev/null 2>&1
exit 1
fi
fi
fi
# Create a statoverride for the default saslauthd run directory,
# unless one already exists
if ! dpkg-statoverride --list $FALLBACK_RUN_DIR >/dev/null 2>&1; then
install -d --owner="root" --group="sasl" --mode="710" \
$FALLBACK_RUN_DIR
dpkg-statoverride --update --add root sasl 710 $FALLBACK_RUN_DIR
fi
# Create an empty sasldb file, unless one already exists
if [ ! -e $SASLDB_FILE ]; then
echo '!' | saslpasswd2 -c 'no:such:user'
saslpasswd2 -d 'no:such:user'
fi
# Create a statoverride for the sasldb file, unless one already exists
if ! dpkg-statoverride --list $SASLDB_FILE >/dev/null 2>&1; then
dpkg-statoverride --update --add root sasl 660 $SASLDB_FILE
fi
db_stop
;;
abort-upgrade|abort-remove|abort-deconfigure)
;;
*)
echo "postinst called with unknown argument $1" >&2
exit 0
;;
esac
# dh_installdeb will replace this with shell code automatically
# generated by other debhelper scripts.
#DEBHELPER#
exit 0