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--[[
LuCI - Lua Configuration Interface
Copyright 2011 Jo-Philipp Wich <xm@subsignal.org>
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
$Id: init.lua 6731 2011-01-14 19:44:03Z soma $
]]--
module("luci.controller.ahcp", package.seeall)
function index()
if not nixio.fs.access("/etc/config/ahcpd") then
return
end
entry({"admin", "network", "ahcpd"}, cbi("ahcp"), _("AHCP Server"), 90)
entry({"admin", "network", "ahcpd", "status"}, call("ahcp_status"))
end
function ahcp_status()
local nfs = require "nixio.fs"
local uci = require "luci.model.uci".cursor()
local lsd = uci:get_first("ahcpd", "ahcpd", "lease_dir") or "/var/lib/leases"
local idf = uci:get_first("ahcpd", "ahcpd", "id_file") or "/var/lib/ahcpd-unique-id"
local rv = {
uid = "00:00:00:00:00:00:00:00",
leases = { }
}
idf = nfs.readfile(idf)
if idf and #idf == 8 then
rv.uid = "%02X:%02X:%02X:%02X:%02X:%02X:%02X:%02X" %{ idf:byte(1, 8) }
end
local itr = nfs.dir(lsd)
if itr then
local addr
for addr in itr do
if addr:match("^%d+%.%d+%.%d+%.%d+$") then
local s = nfs.stat(lsd .. "/" .. addr)
rv.leases[#rv.leases+1] = {
addr = addr,
age = s and (os.time() - s.mtime) or 0
}
end
end
end
table.sort(rv.leases, function(a, b) return a.age < b.age end)
luci.http.prepare_content("application/json")
luci.http.write_json(rv)
end
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