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