#!/bin/bash
# ========================================================================== #
#                                                                            #
#    KVMD - The main Pi-KVM daemon.                                          #
#                                                                            #
#    Copyright (C) 2018  Maxim Devaev <mdevaev@gmail.com>                    #
#                                                                            #
#    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 3 of the License, or       #
#    (at your option) any later version.                                     #
#                                                                            #
#    This program is distributed 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 General Public License for more details.                            #
#                                                                            #
#    You should have received a copy of the GNU General Public License       #
#    along with this program.  If not, see <https://www.gnu.org/licenses/>.  #
#                                                                            #
# ========================================================================== #


set -x
set -e

export LC_ALL=C

if [ `whoami` != root ]; then
	echo "Only root can do that"
	exit 1
fi

if [ "$1" != --do-the-thing ]; then
	echo "This script will generate new self-signed SSL certificates for KVMD Nginx"
	echo "and put them to /etc/kvmd/nginx/ssl. If you're sure of what you're doing,"
	echo "append the option '--do-the-thing' to execute."
	exit 1
fi

mkdir -p /etc/kvmd/nginx/ssl
cd /etc/kvmd/nginx/ssl

openssl req -new -x509 -nodes -newkey rsa:4096 -keyout server.key -out server.crt -days 3650 \
	-subj "/C=RU/ST=Moscow/L=Moscow/O=Pi-KVM/OU=Pi-KVM/CN=localhost"

chown -R root:kvmd-nginx /etc/kvmd/nginx/ssl
chmod 400 server.key
chmod 444 server.crt
chmod 750 /etc/kvmd/nginx/ssl