#!/bin/bash
# Start/stop/restart the dnsproxy

if [[ $EUID -ne 0 ]]; then
   echo "This script must be run as root" 1>&2
   exit 1
fi

name="dnsproxy"
pidfiles=/run/"$name"
mkdir -p $pidfiles
if /bin/id "$name" &>/dev/null; then
  chown $name:$name $pidfiles
  daemon="/usr/bin/daemon --name=$name --pidfiles=$pidfiles --user=$name"
else
  daemon="/usr/bin/daemon --name=$name --pidfiles=$pidfiles"
fi

start_dnsproxy() {
if $daemon --running; then
  echo "$name is already running"
else
  echo "Starting $name..."
  $daemon -- /usr/sbin/dnsproxy --config-path=/etc/dnsproxy.yaml
fi
}

stop_dnsproxy() {
if $daemon --running; then
  echo "Stopping $name..."
  $daemon --stop
else
  echo "$name is not running"
fi
}

restart_dnsproxy() {
  stop_dnsproxy
  sleep 1
  start_dnsproxy
}

status_dnsproxy() {
  $daemon --running --verbose
}

case "$1" in
'start')
  start_dnsproxy
  ;;
'stop')
  stop_dnsproxy
  ;;
'restart')
  restart_dnsproxy
  ;;
'status')
  status_dnsproxy
  ;;
*)
  echo "usage $0 start|stop|restart|status"
esac