modules/freifunk/luasrc/controller/freifunk/freifunk.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 module("luci.controller.freifunk.freifunk", package.seeall)
  15
  16 function index()
  17         local i18n = luci.i18n.translate
  18
  19         local page  = node()
  20         page.lock   = true
  21         page.target = alias("freifunk")
  22         page.subindex = true
  23         page.index = false
  24
  25         local page    = node("freifunk")
  26         page.title    = "Freifunk"
  27         page.target   = alias("freifunk", "index")
  28         page.order    = 5
  29         page.setuser  = "nobody"
  30         page.setgroup = "nogroup"
  31         page.i18n     = "freifunk"
  32         page.index    = true
  33
  34         local page  = node("freifunk", "index")
  35         page.target = template("freifunk/index")
  36         page.title  = "Übersicht"
  37         page.order  = 10
  38         page.indexignore = true
  39
  40         local page  = node("freifunk", "index", "contact")
  41         page.target = template("freifunk/contact")
  42         page.title  = "Kontakt"
  43
  44         entry({"freifunk", "status"}, alias("freifunk", "status", "status"), "Status", 20)
  45
  46         local page  = node("freifunk", "status", "status")
  47         page.target = form("freifunk/public_status")
  48         page.title  = i18n("overview")
  49         page.order  = 20
  50         page.i18n   = "admin-core"
  51         page.setuser  = false
  52         page.setgroup = false
  53
  54         entry({"freifunk", "status.json"}, call("jsonstatus"))
  55         entry({"freifunk", "status", "zeroes"}, call("zeroes"), "Testdownload")
  56
  57         assign({"freifunk", "olsr"}, {"admin", "status", "olsr"}, "OLSR", 30)
  58
  59         if luci.fs.access("/etc/config/luci_statistics") then
  60                 assign({"freifunk", "graph"}, {"admin", "statistics", "graph"}, i18n("stat_statistics", "Statistiken"), 40)
  61         end
  62
  63         assign({"mini", "freifunk"}, {"admin", "freifunk"}, "Freifunk", 15)
  64         entry({"admin", "freifunk"}, alias("admin", "freifunk", "index"), "Freifunk", 15)
  65         local page  = node("admin", "freifunk", "index")
  66         page.target = cbi("freifunk/freifunk")
  67         page.title  = "Freifunk"
  68         page.order  = 30
  69
  70         local page  = node("admin", "freifunk", "contact")
  71         page.target = cbi("freifunk/contact")
  72         page.title  = "Kontakt"
  73         page.order  = 40
  74 end
  75
  76 local function fetch_olsrd()
  77         local sys = require "luci.sys"
  78         local util = require "luci.util"
  79         local table = require "table"
  80         local rawdata = sys.httpget("http://127.0.0.1:2006/")
  81
  82         if #rawdata == 0 then
  83                 if luci.fs.access("/proc/net/ipv6_route", "r") then
  84                         rawdata = sys.httpget("http://[::1]:2006/")
  85                         if #rawdata == 0 then
  86                                 return nil
  87                         end
  88                 else
  89                         return nil
  90                 end
  91         end
  92
  93         local data = {}
  94
  95         local tables = util.split(util.trim(rawdata), "\r?\n\r?\n", nil, true)
  96
  97
  98         for i, tbl in ipairs(tables) do
  99                 local lines = util.split(tbl, "\r?\n", nil, true)
 100                 local name  = table.remove(lines, 1):sub(8)
 101                 local keys  = util.split(table.remove(lines, 1), "\t")
 102                 local split = #keys - 1
 103
 104                 data[name] = {}
 105
 106                 for j, line in ipairs(lines) do
 107                         local fields = util.split(line, "\t", split)
 108                         data[name][j] = {}
 109                         for k, key in pairs(keys) do
 110                                 data[name][j][key] = fields[k]
 111                         end
 112
 113                         if data[name][j].Linkcost then
 114                                 data[name][j].LinkQuality,
 115                                 data[name][j].NLQ,
 116                                 data[name][j].ETX =
 117                                 data[name][j].Linkcost:match("([%w.]+)/([%w.]+)[%s]+([%w.]+)")
 118                         end
 119                 end
 120         end
 121
 122         return data
 123 end
 124
 125 function zeroes()
 126         local string = require "string"
 127         local http = require "luci.http"
 128         local zeroes = string.rep(string.char(0), 8192)
 129         local cnt = 0
 130         local lim = 1024 * 1024 * 1024
 131
 132         http.prepare_content("application/x-many-zeroes")
 133
 134         while cnt < lim do
 135                 http.write(zeroes)
 136                 cnt = cnt + #zeroes
 137         end
 138 end
 139
 140 function jsonstatus()
 141         local root = {}
 142         local sys = require "luci.sys"
 143         local uci = require "luci.model.uci"
 144         local util = require "luci.util"
 145         local http = require "luci.http"
 146         local json = require "luci.json"
 147         local ltn12 = require "luci.ltn12"
 148         local version = require "luci.version"
 149         local webadmin = require "luci.tools.webadmin"
 150
 151         local cursor = uci.cursor_state()
 152
 153         local ffzone = webadmin.firewall_find_zone("freifunk")
 154         local ffznet = ffzone and cursor:get("firewall", ffzone, "network")
 155         local ffwifs = ffznet and util.split(ffznet, " ") or {}
 156
 157
 158         root.protocol = 1
 159
 160         root.system = {
 161                 uptime = {sys.uptime()},
 162                 loadavg = {sys.loadavg()},
 163                 sysinfo = {sys.sysinfo()},
 164                 hostname = sys.hostname()
 165         }
 166
 167         root.firmware = {
 168                 luciname=version.luciname,
 169                 luciversion=version.luciversion,
 170                 distname=version.distname,
 171                 distversion=version.distversion
 172         }
 173
 174         root.freifunk = {}
 175         cursor:foreach("freifunk", "public", function(s)
 176                 root.freifunk[s[".name"]] = s
 177         end)
 178
 179         cursor:foreach("system", "system", function(s)
 180                 root.geo = {
 181                         latitude = s.latitude,
 182                         longitude = s.longitude
 183                 }
 184         end)
 185
 186         root.network = {}
 187         root.wireless = {devices = {}, interfaces = {}, status = {}}
 188         local wifs = root.wireless.interfaces
 189         local wifidata = luci.sys.wifi.getiwconfig() or {}
 190         local netdata = luci.sys.net.deviceinfo() or {}
 191
 192         for _, vif in ipairs(ffwifs) do
 193                 root.network[vif] = cursor:get_all("network", vif)
 194                 root.wireless.devices[vif] = cursor:get_all("wireless", vif)
 195                 cursor:foreach("wireless", "wifi-iface", function(s)
 196                         if s.device == vif and s.network == vif then
 197                                 wifs[#wifs+1] = s
 198                                 if s.ifname then
 199                                         root.wireless.status[s.ifname] = wifidata[s.ifname]
 200                                 end
 201                         end
 202                 end)
 203         end
 204
 205         root.olsrd = fetch_olsrd()
 206
 207         http.prepare_content("application/json")
 208         ltn12.pump.all(json.Encoder(root):source(), http.write)
 209 end