From 6d3672b13bebd89a4639bf7f4079c90d81c29d31 Mon Sep 17 00:00:00 2001
From: Felix Fietkau <nbd@openwrt.org>
Date: Sat, 5 Apr 2014 18:17:25 +0000
Subject: [PATCH] odhcp6c: Add renew handler for proto dhcpv6

Signed-off-by: Helmut Schaa <helmut.schaa@googlemail.com>

SVN-Revision: 40386
---
 package/network/ipv6/odhcp6c/files/dhcpv6.sh | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/package/network/ipv6/odhcp6c/files/dhcpv6.sh b/package/network/ipv6/odhcp6c/files/dhcpv6.sh
index 9b6275e3f97..90a83718e52 100755
--- a/package/network/ipv6/odhcp6c/files/dhcpv6.sh
+++ b/package/network/ipv6/odhcp6c/files/dhcpv6.sh
@@ -5,6 +5,8 @@
 init_proto "$@"
 
 proto_dhcpv6_init_config() {
+	renew_handler=1
+
 	proto_config_add_string 'reqaddress:or("try","force","none")'
 	proto_config_add_string 'reqprefix:or("auto","no",range(0, 64))'
 	proto_config_add_string clientid
@@ -67,6 +69,13 @@ proto_dhcpv6_setup() {
 		$opts $iface
 }
 
+proto_dhcpv6_renew() {
+	local interface="$1"
+	# SIGUSR1 forces odhcp6c to renew its lease
+	local sigusr1="$(kill -l SIGUSR1)"
+	[ -n "$sigusr1" ] && proto_kill_command "$interface" $sigusr1
+}
+
 proto_dhcpv6_teardown() {
 	local interface="$1"
 	proto_kill_command "$interface"