#!/bin/sh

### BEGIN INIT INFO
# Provides: eddn-gateway
# Required-Start: $network
# Required-Stop:
# Default-Start: 2 3 4 5
# Default-Stop: 0 1 6
### END INIT INFO

# -------------------------------------------------------------------------
#    Based on: <Pyro4 NameServer Script>
#    Copyright (C) <2011>  <Pierre PACORY> - ppacory-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org
#    Modified by James Muscat
#    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 <http://www.gnu.org/licenses/>.
# -------------------------------------------------------------------------


MESSAGEDIR=/var/log/eddn-gateway
MESSAGELOG=/var/log/eddn-gateway/gateway.log
PID=/var/run/eddn-gateway.pid
EXECUTABLE=/path/to/eddn-gateway
CMDLINE=""


# Check the script is being run by root user
if [ "$(id -u)" != "0" ]; then
  echo 1>&2 "ERROR: The $0 script must be run as root"
  exit 1
fi

# Create the PID File
touch $PID

case "$1" in
  start)
    # create the log directory if not exist
    [ ! -d "$MESSAGEDIR" ] && mkdir -p "$MESSAGEDIR"

    echo "Starting EDDN gateway"
    # test if not already running
    if [ ! -f "/proc/$(cat $PID)/exe" ]; then
      $EXECUTABLE "$CMDLINE" > "$MESSAGELOG" 2>&1 &
      echo $!>"$PID"
    else
      echo "EDDN gateway already running"
    fi
  ;;
  stop)
    echo "Stopping EDDN gateway"
    # test if running
    if [ -f "/proc/$(cat $PID)/exe" ]; then
      kill -9 "$(cat $PID)"
      rm -rf "$PID"
    else
      echo "EDDN gateway already stopped"
    fi
    ;;
  restart)
    $0 stop
    $0 start
    ;;
  *)
    echo "usage: $0 {start|stop|restart}"
esac
exit 0