#!/bin/bash
# -----------------------------------------------------------------------------
# 
# Copyright (c) 2011 - OpenSLX GmbH
#
# This program is free software distributed under the GPL version 2.
# See http://openslx.org/COPYING
#
# If you have any feedback please consult http://openslx.org/feedback and
# send your suggestions, praise, or complaints to feedback@openslx.org
#
# General information about OpenSLX can be found at http://openslx.org/
# -----------------------------------------------------------------------------
#
#                               Mini-Linux Toolkit
#
# -----------------------------------------------------------------------------


RESOLV_CONF="/etc/resolv.conf"
IP_CONF="/tmp/udhcpc_ip_config"

export PATH=$PATH:/openslx/sbin:/openslx/bin

case $1 in
    bound|renew)

	[ -n "$broadcast" ] && BROADCAST="broadcast $broadcast"
	[ -n "$subnet" ] && NETMASK="netmask $subnet"

	ip addr add $ip/$(ipcalc -s -p $ip $subnet|sed s/.*=//) dev $interface
	ip route add default via $router

	echo "ip=$ip" > $IP_CONF
        echo "subnet=$subnet" >> $IP_CONF
        echo "broadcast=$broadcast" >> $IP_CONF
	echo "gateway=$router" >> $IP_CONF

	# Update resolver configuration file
	R=""
	[ -n "$domain" ] && R="domain $domain
"
	count=1;
	for i in $dns; do
	    echo "$0: Adding DNS $i"
	    R="${R}nameserver $i
"
	    count=$((count+1));
	done

	if [ -x /sbin/resolvconf ]; then
	    echo -n "$R" | resolvconf -a "${interface}.udhcpc"
	else
	    echo -n "$R" > "$RESOLV_CONF"
	fi

	# TODO i.e. event trigger
	systemctl start nfs-mount.service

	;;

    deconfig)

	;;

    leasefail)
	echo "$0: Lease failed: $message"
	;;

    nak)
	echo "$0: Received a NAK: $message"
	;;

    *)
	echo "$0: Unknown udhcpc command: $1";
	exit 1;
	;;
esac