modules/admin-full/luasrc/model/cbi/admin_network/dhcpleases.lua

   1 --[[
   2 LuCI - Lua Configuration Interface
   3
   4 Copyright 2008 Steven Barth <steven@midlink.org>
   5 Copyright 2010 Jo-Philipp Wich <xm@subsignal.org>
   6
   7 Licensed under the Apache License, Version 2.0 (the "License");
   8 you may not use this file except in compliance with the License.
   9 You may obtain a copy of the License at
  10
  11         http://www.apache.org/licenses/LICENSE-2.0
  12
  13 $Id$
  14 ]]--
  15
  16 local uci = require "luci.model.uci".cursor()
  17 local sys = require "luci.sys"
  18 local wa  = require "luci.tools.webadmin"
  19 local fs  = require "nixio.fs"
  20
  21 m2 = Map("dhcp", translate("dhcp_leases"))
  22
  23 local leasefn, leasefp, leases
  24 uci:foreach("dhcp", "dnsmasq",
  25  function(section)
  26         leasefn = section.leasefile
  27  end
  28 )
  29 local leasefp = leasefn and fs.access(leasefn) and io.lines(leasefn)
  30 if leasefp then
  31         leases = {}
  32         for lease in leasefp do
  33                 table.insert(leases, luci.util.split(lease, " "))
  34         end
  35 end
  36
  37 if leases then
  38         v = m2:section(Table, leases, translate("dhcp_leases_active"))
  39         ip = v:option(DummyValue, 3, translate("ipaddress"))
  40
  41         mac  = v:option(DummyValue, 2, translate("macaddress"))
  42
  43         ltime = v:option(DummyValue, 1, translate("dhcp_timeremain"))
  44         function ltime.cfgvalue(self, ...)
  45                 local value = DummyValue.cfgvalue(self, ...)
  46                 return wa.date_format(os.difftime(tonumber(value), os.time()))
  47         end
  48 end
  49
  50 s = m2:section(TypedSection, "host", translate("luci_ethers"))
  51 s.addremove = true
  52 s.anonymous = true
  53 s.template = "cbi/tblsection"
  54
  55 name = s:option(Value, "name", translate("hostname"))
  56 mac = s:option(Value, "mac", translate("macaddress"))
  57 ip = s:option(Value, "ip", translate("ipaddress"))
  58 sys.net.arptable(function(entry)
  59         ip:value(entry["IP address"])
  60         mac:value(
  61                 entry["HW address"],
  62                 entry["HW address"] .. " (" .. entry["IP address"] .. ")"
  63         )
  64 end)
  65
  66
  67 return m2