#!/usr/bin/lua

local sysconfig = require 'gluon.sysconfig'
local sysctl = require 'gluon.sysctl'
local site = require 'gluon.site_config'

local uci = require('luci.model.uci').cursor()
local lutil = require 'luci.util'


local gw_sel_class
if site.mesh and site.mesh.batman_adv then
  gw_sel_class = site.mesh.batman_adv.gw_sel_class
end

uci:delete('batman-adv', 'bat0')
uci:section('batman-adv', 'mesh', 'bat0',
	    {
		    orig_interval = 5000,
		    gw_mode = 'client',
		    gw_sel_class = gw_sel_class,
		    hop_penalty = 15,
		    multicast_mode = 0,
	    }
)
uci:save('batman-adv')

if not uci:get('network', 'client', 'ifname') then
  uci:add_to_set('network', 'client', 'ifname', 'bat0')

  if sysconfig.lan_ifname and not site.mesh_on_lan then
    for _, lanif in ipairs(lutil.split(sysconfig.lan_ifname, ' ')) do
      uci:add_to_set('network', 'client', 'ifname', lanif)
    end
  end
end

uci:set('network', 'client', 'proto', 'dhcpv6')
uci:set('network', 'client', 'reqprefix', 'no')
uci:set('network', 'client', 'igmp_snooping', 0)
uci:set('network', 'client', 'robustness', 3)
uci:set('network', 'client', 'query_interval', 2000)
uci:set('network', 'client', 'query_response_interval', 500)
uci:set('network', 'client', 'peerdns', 1)
uci:set('network', 'client', 'sourcefilter', 0)

uci:delete('network', 'bat0')
uci:section('network', 'interface', 'bat0',
	    {
		    ifname = 'bat0',
		    proto = 'none',
		    macaddr = sysconfig.primary_mac,
		    multicast_router = 2,
	    }
)

uci:save('network')


uci:delete('firewall', 'client')
uci:section('firewall', 'zone', 'client',
	    {
		    name = 'client',
		    network = {'client'},
		    input = 'ACCEPT',
		    output = 'ACCEPT',
		    forward = 'REJECT',
	    }
)

uci:section('firewall', 'rule', 'client_dns',
	  {
		  name = 'client_dns',
		  src = 'client',
		  dest_port = '53',
		  target = 'REJECT',
	  }
)

uci:save('firewall')


local dnsmasq = uci:get_first('dhcp', 'dnsmasq')
uci:set('dhcp', dnsmasq, 'boguspriv', 0)
uci:set('dhcp', dnsmasq, 'localise_queries', 0)
uci:set('dhcp', dnsmasq, 'rebind_protection', 0)

uci:delete('dhcp', 'client')
uci:section('dhcp', 'dhcp', 'client',
	    {
		    interface = 'client',
		    ignore = 1,
	    }
)

uci:save('dhcp')


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