examples/udhcp/simple.script

#!/bin/sh
# udhcpc script edited by Tim Riker <Tim@Rikers.org>

RESOLV_CONF="/etc/resolv.conf"

[ -n "$1" ] || { echo "Error: should be called from udhcpc"; exit 1; }

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

case "$1" in
	deconfig)
		echo "Setting IP address 0.0.0.0 on $interface"
		ifconfig $interface 0.0.0.0
		;;

	renew|bound)
		echo "Setting IP address $ip on $interface"
		ifconfig $interface $ip $NETMASK $BROADCAST

		if [ -n "$router" ] ; then
			echo "Deleting routers"
			while route del default gw 0.0.0.0 dev $interface ; do
				:
			done

			metric=0
			for i in $router ; do
				echo "Adding router $i"
				route add default gw $i dev $interface metric $((metric++))
			done
		fi

		echo "Recreating $RESOLV_CONF"
		echo -n > $RESOLV_CONF-$$
		[ -n "$domain" ] && echo "search $domain" >> $RESOLV_CONF-$$
		for i in $dns ; do
			echo " Adding DNS server $i"
			echo "nameserver $i" >> $RESOLV_CONF-$$
		done
		mv $RESOLV_CONF-$$ $RESOLV_CONF
		;;
esac

exit 0
1	niro	532	#!/bin/sh
2			# udhcpc script edited by Tim Riker <Tim@Rikers.org>
3
4	niro	984	RESOLV_CONF="/etc/resolv.conf"
5	niro	532
6	niro	984	[ -n "$1" ] \|\| { echo "Error: should be called from udhcpc"; exit 1; }
7
8			NETMASK=""
9			[ -n "$subnet" ] && NETMASK="netmask $subnet"
10			BROADCAST="broadcast +"
11	niro	532	[ -n "$broadcast" ] && BROADCAST="broadcast $broadcast"
12
13			case "$1" in
14			deconfig)
15	niro	984	echo "Setting IP address 0.0.0.0 on $interface"
16			ifconfig $interface 0.0.0.0
17	niro	532	;;
18
19			renew\|bound)
20	niro	984	echo "Setting IP address $ip on $interface"
21			ifconfig $interface $ip $NETMASK $BROADCAST
22	niro	532
23			if [ -n "$router" ] ; then
24	niro	984	echo "Deleting routers"
25	niro	532	while route del default gw 0.0.0.0 dev $interface ; do
26			:
27			done
28
29			metric=0
30			for i in $router ; do
31	niro	984	echo "Adding router $i"
32	niro	532	route add default gw $i dev $interface metric $((metric++))
33			done
34			fi
35
36	niro	984	echo "Recreating $RESOLV_CONF"
37			echo -n > $RESOLV_CONF-$$
38			[ -n "$domain" ] && echo "search $domain" >> $RESOLV_CONF-$$
39	niro	532	for i in $dns ; do
40	niro	984	echo " Adding DNS server $i"
41			echo "nameserver $i" >> $RESOLV_CONF-$$
42	niro	532	done
43	niro	984	mv $RESOLV_CONF-$$ $RESOLV_CONF
44	niro	532	;;
45			esac
46
47			exit 0