#!/usr/bin/lua

local sysconfig = require 'gluon.sysconfig'
local sysctl = require 'gluon.sysctl'
local util = require 'gluon.util'

local uci = require('simple-uci').cursor()


local interfaces = uci:get('network', 'client', 'ifname') or {}

if type(interfaces) == 'string' then
	local ifname = interfaces
	interfaces = {}
	for iface in ifname:gmatch('%S+') do
		util.add_to_set(interfaces, iface)
	end
end

if sysconfig.lan_ifname and uci:get_bool('network', 'mesh_lan', 'disabled') then
	for lanif in sysconfig.lan_ifname:gmatch('%S+') do
		util.add_to_set(interfaces, lanif)
	end
end

util.add_to_set(interfaces, 'local-port')


uci:delete('network', 'client')
uci:section('network', 'interface', 'client', {
	type = 'bridge',
	ifname = interfaces,
	proto = 'none',
	auto = true,
	ipv6 = false,
	macaddr = sysconfig.primary_mac,
	igmp_snooping = true,
	multicast_querier = true,
})

uci:save('network')

-- TODO: remove this line and the next in 2019. Firewall zones have been renamed in 2017.
uci:delete('firewall', 'client')

uci:section('firewall', 'zone', 'drop', {
	name = 'drop',
	network = {'client'},
	input = 'DROP',
	output = 'DROP',
	forward = 'DROP',
})

local networks = uci:get_list('firewall', 'local_client', 'network')
util.add_to_set(networks, 'local_node')
uci:set_list('firewall', 'local_client', 'network', networks)


local dnsmasq = uci:get_first('dhcp', 'dnsmasq')
uci:set('dhcp', dnsmasq, 'boguspriv', false)
uci:set('dhcp', dnsmasq, 'localise_queries', false)
uci:set('dhcp', dnsmasq, 'rebind_protection', false)

-- TODO: remove this line and the next two in 2019 the zones were removed in 2017
uci:delete('dhcp', 'client')
uci:delete('firewall', 'local_node')

uci:section('dhcp', 'dhcp', 'local_client', {
	interface = 'client',
	ignore = true,
})

uci:save('dhcp')
uci:save('firewall')


sysctl.set('net.ipv6.conf.br-client.forwarding', 0)