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--[[
LuCI - Lua Configuration Interface
Copyright 2008 Steven Barth <steven@midlink.org>
Copyright 2008 Jo-Philipp Wich <xm@leipzig.freifunk.net>
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
]]--
module("luci.controller.upnp", package.seeall)
function index()
if not nixio.fs.access("/etc/config/upnpd") then
return
end
local page
page = entry({"admin", "services", "upnp"}, cbi("upnp/upnp"), _("UPNP"))
page.dependent = true
entry({"admin", "services", "upnp", "status"}, call("act_status")).leaf = true
entry({"admin", "services", "upnp", "delete"}, call("act_delete")).leaf = true
end
function act_status()
local ipt = io.popen("iptables --line-numbers -t nat -xnvL MINIUPNPD")
if ipt then
local fwd = { }
while true do
local ln = ipt:read("*l")
if not ln then
break
elseif ln:match("^%d+") then
local num, proto, extport, intaddr, intport =
ln:match("^(%d+).-([a-z]+).-dpt:(%d+) to:(%S-):(%d+)")
if num and proto and extport and intaddr and intport then
num = tonumber(num)
extport = tonumber(extport)
intport = tonumber(intport)
fwd[#fwd+1] = {
num = num,
proto = proto:upper(),
extport = extport,
intaddr = intaddr,
intport = intport
}
end
end
end
ipt:close()
luci.http.prepare_content("application/json")
luci.http.write_json(fwd)
end
end
function act_delete(num)
local idx = tonumber(num)
local uci = luci.model.uci.cursor()
if idx and idx > 0 then
luci.sys.call("iptables -t filter -D MINIUPNPD %d 2>/dev/null" % idx)
luci.sys.call("iptables -t nat -D MINIUPNPD %d 2>/dev/null" % idx)
local lease_file = uci:get("upnpd", "config", "upnp_lease_file")
if lease_file and nixio.fs.access(lease_file) then
luci.sys.call("sed -i -e '%dd' %q" %{ idx, lease_file })
end
luci.http.status(200, "OK")
return
end
luci.http.status(400, "Bad request")
end
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