#!/bin/sh -e
#
# 2019 Mark Polyakov (mark@markasoftware.com)
#
# 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 cdist. If not, see <http://www.gnu.org/licenses/>.
#

# This type does not bother with checking the current state of the rules.
# While it is possible to retrieve the list of rules in a consistent format from
# `ufw status`, it is a completely different format than the one used on the
# command line. I also do not suspect it is any faster.

ufw='ufw --force rule'

case "$(cat "$__object/parameter/state")" in
    present) ;;
    absent)
        ufw="$ufw delete"
        ;;
    *)
        echo 'State must be "present" or "absent".' >&2
        exit 1
        ;;
esac

if [ -f "$__object/parameter/rule" ]; then
    ufw="$ufw $(cat "$__object/parameter/rule")"
else
    ufw="$ufw allow $__object_id"
fi

echo "$ufw"