#!/bin/sh -e
#
# 2011-2012 Nico Schottelius (nico-cdist at schottelius.org)
# 2014 Steven Armstrong (steven-cdist at armstrong.cc)
# 2017 Thomas Eckert (tom at it-eckert.de)
#
# 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/>.
#

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

state_should="$(cat "$__object/parameter/state")"

if [ -s "$__object/explorer/runs" ]; then
    state_is="present"
else
    state_is="absent"
fi

if [ "$state_is" = "$state_should" ]; then
   # nothing to do
   exit 0
fi

case "$state_should" in
    present)
        if [ -f "$__object/parameter/start" ]; then
            cat "$__object/parameter/start"
        else
            echo "$name"
        fi
        echo "started" >> "$__messages_out"
    ;;
    absent)
        if [ -f "$__object/parameter/stop" ]; then
            cat "$__object/parameter/stop"
        else
            echo kill "$(cat "$__object/parameter/runs")"
        fi
        echo "stopped" >> "$__messages_out"
    ;;
    *)
        echo "Unknown state: $state_should" >&2
        exit 1
    ;;
esac