modules/freifunk/luasrc/controller/freifunk/remote_update.lua

   1 --[[
   2 LuCI - Lua Configuration Interface
   3
   4 Copyright 2009 Jo-Philipp Wich <xm@subsignal.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: freifunk.lua 4649 2009-05-26 18:30:00Z jow $
  13 ]]--
  14
  15 local nixio = require "nixio"
  16
  17 module("luci.controller.freifunk.remote_update", package.seeall)
  18
  19 function index()
  20         local i18n = luci.i18n.translate
  21
  22         entry({"admin", "system", "remote_update"}, call("act_remote_update"),
  23                 i18n("Freifunk Remote Update"), 90)
  24 end
  25
  26 function act_remote_update()
  27         if luci.http.formvalue("flash") == "1" then
  28                 if luci.http.formvalue("confirm") == "1" then
  29                         local nobackup = ( luci.http.formvalue("keepcfg") ~= "1" )
  30                         local noverify = ( luci.http.formvalue("verify")  ~= "1" )
  31
  32                         luci.http.redirect("/luci-static/flashing.html")
  33
  34                         os.execute("start-stop-daemon -S -b -x /usr/sbin/remote-update -- %s%s-s 5 -y" % {
  35                                 noverify and "-v " or "",
  36                                 nobackup and "-n " or ""
  37                         })
  38                 else
  39                         luci.template.render("freifunk/remote_update", {confirm=1})
  40                 end
  41         else
  42                 local fd = io.popen("remote-update -c")
  43                 local update = { }
  44
  45                 if fd then
  46                         while true do
  47                                 local ln=fd:read("*l")
  48
  49                                 if not ln                  then break
  50                                 elseif ln:find("Local: ")  then update.locvar = ln:match("Local: (%d+)")
  51                                 elseif ln:find("Remote: ") then update.remver = ln:match("Remote: (%d+)")
  52                                 elseif ln == "--"          then update.info   = ""
  53                                 elseif update.info ~= nil  then
  54                                         update.info = update.info .. ln .. "\n"
  55                                 end
  56                         end
  57
  58                         fd:close()
  59                 end
  60
  61                 luci.template.render("freifunk/remote_update", {update=update})
  62         end
  63 end