#!/bin/bash
#
# Univention System Setup preparations
#  boot init script for univention system setup
#
# Copyright 2013-2014 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/>.

. /lib/lsb/init-functions

. /usr/share/univention-lib/ucr.sh

case "$1" in
	start)
		log_action_msg "Starting univention-system setup preparations"
		
		# recreate openssh-hostkeys if they are missing
		host_key_missing=0
		for line in $(grep HostKey /etc/ssh/sshd_config | awk '{print $2}')
		do
			[ ! -f "$line" ] && host_key_missing=1 && break
		done    

		[ "$host_key_missing" -eq "1" ] && dpkg-reconfigure openssh-server
		
		# recreate ssl certificates if they are missing
		[ ! -d /etc/univention/ssl ] && dpkg-reconfigure univention-ssl

		# Show welcome page on unjoined EC2 systems:
		if is_ucr_true server/amazon; then
			if [ ! -e /var/univention-join/joined ]; then
				ucr set apache2/startsite="ucs-overview/initialsetup.html"
				invoke-rc.d apache2 reload
			fi
		fi

		log_action_end_msg 0
		;;
	stop)
		log_action_end_msg 0
		;;
	*)
		log_action_msg "Usage: /etc/init.d/univention-system-setup-boot {start|stop}."
		exit 1
		;;
esac


