#!/bin/sh

# Don't override existing settings
uci -q get network.globals && exit 0

r1=$(dd if=/dev/urandom bs=1 count=1 |hexdump -e '1/1 "%02x"')
r2=$(dd if=/dev/urandom bs=2 count=1 |hexdump -e '2/1 "%02x"')
r3=$(dd if=/dev/urandom bs=2 count=1 |hexdump -e '2/1 "%02x"')

uci -q batch <<-EOF >/dev/null
	set network.globals=globals
	set network.globals.ula_prefix=fd$r1:$r2:$r3::/48
	set network.lan.ip6assign=60
	set network.wan.ipv6=1
	commit network
EOF


# Set wan6 interface if non-existant
uci -q get network.wan6 && exit 0
uci -q batch <<-EOF >/dev/null
	set network.wan6=interface
	set network.wan6.proto=dhcpv6
	set network.wan6.ifname=@wan
	commit network
EOF