#!/bin/sh

set -e

if [ "$METHOD" = loopback -o -z "$IF_TINC_NET" ]; then
	exit 0
fi

# Determine location of the PID file

EXTRA=""
if [ -n "$IF_TINC_PIDFILE" ]; then
	EXTRA="--pidfile=$IF_TINC_PIDFILE"
else
	IF_TINC_PIDFILE=/var/run/tinc.$IF_TINC_NET.pid
fi

# Stop the tinc daemon

/usr/sbin/tincd -n "$IF_TINC_NET" -k $EXTRA

# Wait for it to shut down properly

sleep 0.1
i=0;
while [ -f $IF_TINC_PIDFILE ] && read pid rest < $IF_TINC_PIDFILE ; do
	if [ ! -e "/proc/$pid" ] ; then
		exit 0
	fi

	if [ $i = '30' ] ; then
		echo 'Failed to stop tinc daemon!'
		exit 1
	fi
	sleep 0.1
	i=$(($i+1))
done

exit 0