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#!/bin/bash

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

checkconfig() {
  local testout

  if ! testout=$(/usr/sbin/dnsmasq --test 2>&1); then
    echo "$testout"
    return 1
  fi

  return 0
}

pidfile=/run/dnsmasq.pid
if [[ -r $pidfile ]]; then
  read -r PID < "$pidfile"
  if [[ ! -d /proc/$PID ]]; then
    # stale pidfile
    unset PID
    rm -f "$pidfile"
  fi
fi

case $1 in
  start)
    stat_busy "Starting DNS/DHCP daemon"
    if [[ -z $PID ]] && checkconfig &&
        /usr/sbin/dnsmasq "--user=${DNSMASQ_USER:-nobody}" \
                          "--pid-file=$pidfile" \
                          "${DNSMASQ_OPTS[@]}"; then
      add_daemon dnsmasq
      stat_done
    else
      stat_fail
    fi
    ;;
  stop)
    stat_busy "Stopping DNS/DHCP daemon"
    if [[ $PID ]] && kill "$PID" &> /dev/null; then
      # dnsmasq doesn't clean up after itself
      rm -f "$pidfile"
      rm_daemon dnsmasq
      stat_done
    else
      stat_fail
    fi
    ;;
  restart)
    $0 stop
    sleep 1
    $0 start
    ;;
  checkconfig)
    # diagnostics will be printed, with zero/non-zero exit
    /usr/sbin/dnsmasq --test
    ;;
  *)
    echo "usage: $0 <start|stop|restart|checkconfig>"
esac