From 639660f57c220bbb929ba1210dba0a6d8e43bbfb Mon Sep 17 00:00:00 2001
From: Felix Fietkau <nbd@openwrt.org>
Date: Mon, 27 Feb 2012 16:23:39 +0000
Subject: netifd: add a new udhcpc default script for command line use (no uci
 support)

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@30741 3c298f89-4303-0410-b956-a3cf2f4a3e73
---
 .../netifd/files/usr/share/udhcpc/default.script   | 57 ++++++++++++++++++++++
 1 file changed, 57 insertions(+)
 create mode 100755 package/netifd/files/usr/share/udhcpc/default.script

(limited to 'package/netifd')

diff --git a/package/netifd/files/usr/share/udhcpc/default.script b/package/netifd/files/usr/share/udhcpc/default.script
new file mode 100755
index 0000000000..ac765a6363
--- /dev/null
+++ b/package/netifd/files/usr/share/udhcpc/default.script
@@ -0,0 +1,57 @@
+#!/bin/sh
+[ -z "$1" ] && echo "Error: should be run by udhcpc" && exit 1
+
+set_classless_routes() {
+	local max=128
+	local type
+	while [ -n "$1" -a -n "$2" -a $max -gt 0 ]; do
+		[ ${1##*/} -eq 32 ] && type=host || type=net
+		echo "udhcpc: adding route for $type $1 via $2"
+		route add -$type "$1" gw "$2" dev "$interface"
+		max=$(($max-1))
+		shift 2
+	done
+}
+
+setup_interface() {
+	echo "udhcpc: ifconfig $interface $ip netmask ${subnet:-255.255.255.0} broadcast ${broadcast:-+}"
+	ifconfig $interface $ip netmask ${subnet:-255.255.255.0} broadcast ${broadcast:-+}
+
+	[ -n "$router" ] && [ "$router" != "0.0.0.0" ] && [ "$router" != "255.255.255.255" ] && {
+		echo "udhcpc: setting default routers: $router"
+
+		local valid_gw=""
+		for i in $router ; do
+			route add default gw $i dev $interface
+			valid_gw="${valid_gw:+$valid_gw|}$i"
+		done
+		
+		eval $(route -n | awk '
+			/^0.0.0.0\W{9}('$valid_gw')\W/ {next}
+			/^0.0.0.0/ {print "route del -net "$1" gw "$2";"}
+		')
+	}
+
+	# CIDR STATIC ROUTES (rfc3442)
+	[ -n "$staticroutes" ] && set_classless_routes $staticroutes
+	[ -n "$msstaticroutes" ] && set_classless_routes $msstaticroutes
+}
+
+
+applied=
+case "$1" in
+	deconfig)
+		ifconfig "$interface" 0.0.0.0
+	;;
+	renew)
+		setup_interface update
+	;;
+	bound)
+		setup_interface ifup
+	;;
+esac
+
+# user rules
+[ -f /etc/udhcpc.user ] && . /etc/udhcpc.user
+
+exit 0
-- 
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