#! /bin/sh

if test "${nosudo-false}" != true -a `id -u` != 0; then
  echo "we're going sudo..." >&2
  exec sudo "$0" "$@"
  exit 23 # go to hell
fi

if=eth2

rc() {
  for x in /etc/init.d/$1 /etc/rc.d/$1; do
    if test -x $x; then
      $x restart
      break
    fi
  done
}

if ! ifconfig $if | grep -q 'inet addr'; then
  beep -l 50 -f 2500; ifconfig $if 0.0.0.0 down || :
  beep -l 50 -f 2500; ifconfig $if 23.0.0.1/8 up || :
  beep -l 50 -f 2500; rc dnsmasq restart
  beep -l 50 -f 2500; iptables -t nat -A POSTROUTING -o wlan0 -j MASQUERADE
  beep -l 50 -f 2500; iptables -t nat -A POSTROUTING -o eth2 -j MASQUERADE
  if ifconfig $if | grep -q 'inet addr'; then
    beep -l 50 -f 2500 -n -l 100 -f 3000
  else
    beep -l 50 -f 2500 -n -l 100 -f 1000
  fi
else
  case "${1-}" in
    (--quiet) : ;;
    (*) beep -l 50 -f 2500 -n -l 100 -f 2500 ;;
  esac
fi