Openwrt Hotplug script for NAT6 (auto add ipv6 route if wan6 up)

99-ipv6

#!/bin/sh
#/etc/hotplug.d/iface/99-ipv6
[ "$ACTION" = ifup ] || exit 0
iface=wan6
[ -z "$iface" -o "$INTERFACE" = "$iface" ] || exit 0
ip -6 route add `ip -6 route show default|sed -e 's/from [^ ]* //'`
logger -t IPv6 "Add IPv6 default route."

99-ipv6-new

#!/bin/sh
#/etc/hotplug.d/iface/99-ipv6
iface="wan6"
if [ "${ACTION}" = "ifup" ]; then
    if [ "${INTERFACE}" = "${iface}" ]; then
        ip -6 route add `ip -6 route show default|sed -e 's/from [^ ]* //'`
        logger -t IPv6 "Add IPv6 default route."
    fi
fi