#!/bin/bash

# source application-specific settings

# The controlling will be by sourcing '/etc/conf.d/wwwoffle'.
WWWOFFLE_CONFIG_FILE=''
WWWOFFLED_EXTRA_ARGS=''

_initconffile='/etc/conf.d/wwwoffle'
[ -f "${_initconffile}" ] && . "${_initconffile}"

_pretty_name="wwwoffle"
_DAEMON="/usr/sbin/wwwoffled"
_DAEMON_ARGS=(
              -c "${WWWOFFLE_CONFIG_FILE}"
              ${WWWOFFLED_EXTRA_ARGS}
             )


. /etc/rc.conf
. /etc/rc.d/functions

_check_conf_file_var() {
  if [ -z "${WWWOFFLE_CONFIG_FILE}" ]; then
    echo "ERROR: Variable 'WWWOFFLE_CONFIG_FILE' not set or empty in '${_initconffile}'".
    echo "ERROR: This variable needs to be set to the configuration file to use."
    return 1
  fi
}

PID=`pidof -o %PPID "${_DAEMON}"` || true
case "$1" in
  start)
    stat_busy "Starting ${_pretty_name}"
    _check_conf_file_var && [ -z "$PID" ] && "${_DAEMON}" "${_DAEMON_ARGS[@]}"
    if [ $? -gt 0 ]; then
      stat_fail
    else
      add_daemon wwwoffle
      stat_done
    fi
  ;;
  stop)
    stat_busy "Stopping ${_pretty_name}"
    if [ ! -z "${PID}" ]; then
      kill "${PID}"
    else
      _pids="$(pidof "${_DAEMON}")"
      for _pid in ${_pids}; do
        kill "${_pid}" &> /dev/null
      done
    fi
    sleep 1
    _pids="$(pidof "${_DAEMON}")"
    for _pid in ${_pids}; do
      kill -9 "${_pid}" &> /dev/null
    done
    sleep 1
    _running="$(pidof "${_DAEMON}" | tr ' ' '\n' | wc -l)"
    if [ ${_running} -gt 0 ]; then
      echo "Failed to stop or kill all ${_DAEMON} processes."
      echo "Remaining processes: ${_running}."
      stat_fail
    else
      rm_daemon wwwoffle
      stat_done
    fi
  ;;
  restart)
    $0 stop
    sleep 5
    $0 start
    ;;
  reload)
    stat_busy "Re-reading configuration file of ${_pretty_name}"
    _check_conf_file_var && wwwoffle -c "${WWWOFFLE_CONFIG_FILE}" -config
    if [ $? -gt 0 ]; then
      stat_fail
    else
      stat_done
    fi
  ;;
  status)
    stat_busy "Querying status of ${_pretty_name}"
    _check_conf_file_var && wwwoffle -c "${WWWOFFLE_CONFIG_FILE}" -status
    if [ $? -gt 0 ]; then
      stat_fail
    else
      stat_done
    fi
  ;;
  *)
    echo "usage: $0 {start|stop|restart|reload|status}"
  ;;
esac