modules/niu/luasrc/model/cbi/niu/network/assign1.lua

   1 --[[
   2 LuCI - Lua Configuration Interface
   3
   4 Copyright 2008 Steven Barth <steven@midlink.org>
   5
   6 Licensed under the Apache License, Version 2.0 (the "License");
   7 you may not use this file except in compliance with the License.
   8 You may obtain a copy of the License at
   9
  10         http://www.apache.org/licenses/LICENSE-2.0
  11
  12 $Id$
  13 ]]--
  14
  15 local uci = require "luci.model.uci".cursor()
  16 local sys = require "luci.sys"
  17 local fs  = require "nixio.fs"
  18
  19
  20 local function date_format(secs)
  21         local suff = {"min", "h", "d"}
  22         local mins = 0
  23         local hour = 0
  24         local days = 0
  25
  26         secs = math.floor(secs)
  27         if secs > 60 then
  28                 mins = math.floor(secs / 60)
  29                 secs = secs % 60
  30         end
  31
  32         if mins > 60 then
  33                 hour = math.floor(mins / 60)
  34                 mins = mins % 60
  35         end
  36
  37         if hour > 24 then
  38                 days = math.floor(hour / 24)
  39                 hour = hour % 24
  40         end
  41
  42         if days > 0 then
  43                 return string.format("%.0fd %02.0fh %02.0fmin %02.0fs", days, hour, mins, secs)
  44         else
  45                 return string.format("%02.0fh %02.0fmin %02.0fs", hour, mins, secs)
  46         end
  47 end
  48
  49 m2 = Map("dhcp", "Manage Address Assignment")
  50
  51 local leasefn, leasefp, leases
  52 uci:foreach("dhcp", "dnsmasq",
  53  function(section)
  54         leasefn = section.leasefile
  55  end
  56 )
  57 local leasefp = leasefn and fs.access(leasefn) and io.lines(leasefn)
  58 if leasefp then
  59         leases = {}
  60         for lease in leasefp do
  61                 table.insert(leases, luci.util.split(lease, " "))
  62         end
  63 end
  64
  65 if leases then
  66         v = m2:section(Table, leases, translate("Active Leases"))
  67         ip = v:option(DummyValue, 3, translate("<abbr title=\"Internet Protocol Version 4\">IPv4</abbr>-Address"))
  68
  69         mac  = v:option(DummyValue, 2, translate("<abbr title=\"Media Access Control\">MAC</abbr>-Address"))
  70
  71         ltime = v:option(DummyValue, 1, translate("Leasetime remaining"))
  72         function ltime.cfgvalue(self, ...)
  73                 local value = DummyValue.cfgvalue(self, ...)
  74                 return date_format(os.difftime(tonumber(value), os.time()))
  75         end
  76 end
  77
  78 s = m2:section(TypedSection, "host", "Static Assignment",
  79 "You can assign fixed addresses and DNS names to devices in you local network to make reaching them more easy.")
  80 s.addremove = true
  81 s.anonymous = true
  82 s.template = "cbi/tblsection"
  83
  84 hn = s:option(Value, "name", translate("Hostname"))
  85 mac = s:option(Value, "mac", translate("<abbr title=\"Media Access Control\">MAC</abbr>-Address"))
  86 ip = s:option(Value, "ip", translate("<abbr title=\"Internet Protocol Version 4\">IPv4</abbr>-Address"))
  87 sys.net.arptable(function(entry)
  88         ip:value(entry["IP address"])
  89         mac:value(
  90                 entry["HW address"],
  91                 entry["HW address"] .. " (" .. entry["IP address"] .. ")"
  92         )
  93 end)
  94
  95
  96 return m2