#!/bin/sh -e
#
# Copyright (C) 2015  Bogatov Dmitry <KAction@gnu.org>
# 2019 Dennis Camera (dennis.camera at ssrq-sds-fds.ch)
#
# This file is part of cdist.
#
# cdist 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.
#
# cdist 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 <http://www.gnu.org/licenses/>.
#

set -e -u

hostname=$__object_id
state=$(cat "$__object/parameter/state")
marker="# __hosts/$hostname"

if [ "$state" = 'absent' ]
then
	set -- --regex "$marker"
else
	ip=$(cat "$__object/parameter/ip")
	aliases=$(while read -r a; do printf '\t%s' "$a"; done <"$__object/parameter/alias")

	set -- --line "$(printf '%s\t%s%s  %s' \
		"$ip" "$hostname" "$aliases" "$marker")"
fi

__line "__hosts/$hostname" --file /etc/hosts --state "$state" "$@"