applications/luci-freifunk-diagnostics/luasrc/controller/freifunk/diag.lua

   1 --[[
   2 LuCI - Lua Configuration Interface
   3
   4 Copyright 2008 Steven Barth <steven@midlink.org>
   5 Copyright 2011 Jo-Philipp Wich <xm@subsignal.org>
   6 Copyright 2013 Manuel Munz <freifunk@somakoma.de>
   7
   8 Licensed under the Apache License, Version 2.0 (the "License");
   9 you may not use this file except in compliance with the License.
  10 You may obtain a copy of the License at
  11
  12         http://www.apache.org/licenses/LICENSE-2.0
  13
  14 ]]--
  15
  16 module("luci.controller.freifunk.diag", package.seeall)
  17
  18 function index()
  19         local uci = require("luci.model.uci").cursor()
  20         local page
  21         page = node("freifunk", "status", "diagnostics")
  22         page.target = template("freifunk/diagnostics")
  23         page.title  = _("Diagnostics")
  24         page.order  = 60
  25
  26         page = entry({"freifunk", "status", "diag_ping"}, call("diag_ping"), nil)
  27         page.leaf = true
  28
  29         page = entry({"freifunk", "status", "diag_nslookup"}, call("diag_nslookup"), nil)
  30         page.leaf = true
  31
  32         page = entry({"freifunk", "status", "diag_traceroute"}, call("diag_traceroute"), nil)
  33         page.leaf = true
  34
  35         page = entry({"freifunk", "status", "diag_ping6"}, call("diag_ping6"), nil)
  36         page.leaf = true
  37
  38         page = entry({"freifunk", "status", "diag_traceroute6"}, call("diag_traceroute6"), nil)
  39         page.leaf = true
  40 end
  41
  42 function diag_command(cmd, addr)
  43         if addr and addr:match("^[a-zA-Z0-9%-%.:_]+$") then
  44                 luci.http.prepare_content("text/plain")
  45
  46                 local util = io.popen(cmd % addr)
  47                 if util then
  48                         while true do
  49                                 local ln = util:read("*l")
  50                                 if not ln then break end
  51                                 luci.http.write(ln)
  52                                 luci.http.write("\n")
  53                         end
  54
  55                         util:close()
  56                 end
  57
  58                 return
  59         end
  60
  61         luci.http.status(500, "Bad address")
  62 end
  63
  64 function diag_ping(addr)
  65         diag_command("ping -c 5 -W 1 %q 2>&1", addr)
  66 end
  67
  68 function diag_traceroute(addr)
  69         diag_command("traceroute -q 1 -w 1 -n %q 2>&1", addr)
  70 end
  71
  72 function diag_nslookup(addr)
  73         diag_command("nslookup %q 2>&1", addr)
  74 end
  75
  76 function diag_ping6(addr)
  77         diag_command("ping6 -c 5 %q 2>&1", addr)
  78 end
  79
  80 function diag_traceroute6(addr)
  81         diag_command("traceroute6 -q 1 -w 2 -n %q 2>&1", addr)
  82 end