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         local page  = node("freifunk", "status")
  45         page.target = template("freifunk/public_status")
  46         page.title  = i18n("Status")
  47         page.order  = 20
  48         page.i18n   = "base"
  49         page.setuser  = false
  50         page.setgroup = false
  51
  52         entry({"freifunk", "status.json"}, call("jsonstatus"))
  53         entry({"freifunk", "status", "zeroes"}, call("zeroes"), "Testdownload")
  54         entry({"freifunk", "status", "public_status_json"}, call("public_status_json")).leaf = true
  55
  56         assign({"freifunk", "olsr"}, {"admin", "status", "olsr"}, "OLSR", 30)
  57
  58         if nixio.fs.access("/etc/config/luci_statistics") then
  59                 assign({"freifunk", "graph"}, {"admin", "statistics", "graph"}, i18n("Statistics"), 40)
  60         end
  61
  62         assign({"mini", "freifunk"}, {"admin", "freifunk"}, "Freifunk", 15)
  63         entry({"admin", "freifunk"}, alias("admin", "freifunk", "index"), "Freifunk", 15)
  64         local page  = node("admin", "freifunk", "index")
  65         page.target = cbi("freifunk/freifunk")
  66         page.title  = "Freifunk"
  67         page.order  = 30
  68
  69         local page  = node("admin", "freifunk", "Index-Page")
  70         page.target = cbi("freifunk/user_index")
  71         page.title  = "Index-Page"
  72         page.order  = 35
  73
  74         local page  = node("admin", "freifunk", "contact")
  75         page.target = cbi("freifunk/contact")
  76         page.title  = "Kontakt"
  77         page.order  = 40
  78
  79         entry({"freifunk", "map"}, template("freifunk-map/frame"), i18n("Karte"), 50)
  80         entry({"freifunk", "map", "content"}, template("freifunk-map/map"), nil, 51)
  81
  82         entry({"freifunk", "services"}, template("freifunk-services/services"), i18n("Services"), 60)
  83         entry({"freifunk", "services", "content"}, template("freifunk-services/services"), nil, 61)
  84
  85 end
  86
  87 local function fetch_olsrd()
  88         local sys = require "luci.sys"
  89         local util = require "luci.util"
  90         local table = require "table"
  91         local rawdata = sys.httpget("http://127.0.0.1:2006/")
  92
  93         if #rawdata == 0 then
  94                 if nixio.fs.access("/proc/net/ipv6_route", "r") then
  95                         rawdata = sys.httpget("http://[::1]:2006/")
  96                         if #rawdata == 0 then
  97                                 return nil
  98                         end
  99                 else
 100                         return nil
 101                 end
 102         end
 103
 104         local data = {}
 105
 106         local tables = util.split(util.trim(rawdata), "\r?\n\r?\n", nil, true)
 107
 108
 109         for i, tbl in ipairs(tables) do
 110                 local lines = util.split(tbl, "\r?\n", nil, true)
 111                 local name  = table.remove(lines, 1):sub(8)
 112                 local keys  = util.split(table.remove(lines, 1), "\t")
 113                 local split = #keys - 1
 114
 115                 data[name] = {}
 116
 117                 for j, line in ipairs(lines) do
 118                         local fields = util.split(line, "\t", split)
 119                         data[name][j] = {}
 120                         for k, key in pairs(keys) do
 121                                 data[name][j][key] = fields[k]
 122                         end
 123
 124                         if data[name][j].Linkcost then
 125                                 data[name][j].LinkQuality,
 126                                 data[name][j].NLQ,
 127                                 data[name][j].ETX =
 128                                 data[name][j].Linkcost:match("([%w.]+)/([%w.]+)[%s]+([%w.]+)")
 129                         end
 130                 end
 131         end
 132
 133         return data
 134 end
 135
 136 function zeroes()
 137         local string = require "string"
 138         local http = require "luci.http"
 139         local zeroes = string.rep(string.char(0), 8192)
 140         local cnt = 0
 141         local lim = 1024 * 1024 * 1024
 142
 143         http.prepare_content("application/x-many-zeroes")
 144
 145         while cnt < lim do
 146                 http.write(zeroes)
 147                 cnt = cnt + #zeroes
 148         end
 149 end
 150
 151 function jsonstatus()
 152         local root = {}
 153         local sys = require "luci.sys"
 154         local uci = require "luci.model.uci"
 155         local util = require "luci.util"
 156         local http = require "luci.http"
 157         local json = require "luci.json"
 158         local ltn12 = require "luci.ltn12"
 159         local version = require "luci.version"
 160         local webadmin = require "luci.tools.webadmin"
 161
 162         local cursor = uci.cursor_state()
 163
 164         local ffzone = webadmin.firewall_find_zone("freifunk")
 165         local ffznet = ffzone and cursor:get("firewall", ffzone, "network")
 166         local ffwifs = ffznet and util.split(ffznet, " ") or {}
 167
 168
 169         root.protocol = 1
 170
 171         root.system = {
 172                 uptime = {sys.uptime()},
 173                 loadavg = {sys.loadavg()},
 174                 sysinfo = {sys.sysinfo()},
 175                 hostname = sys.hostname()
 176         }
 177
 178         root.firmware = {
 179                 luciname=version.luciname,
 180                 luciversion=version.luciversion,
 181                 distname=version.distname,
 182                 distversion=version.distversion
 183         }
 184
 185         root.freifunk = {}
 186         cursor:foreach("freifunk", "public", function(s)
 187                 root.freifunk[s[".name"]] = s
 188         end)
 189
 190         cursor:foreach("system", "system", function(s)
 191                 root.geo = {
 192                         latitude = s.latitude,
 193                         longitude = s.longitude
 194                 }
 195         end)
 196
 197         root.network = {}
 198         root.wireless = {devices = {}, interfaces = {}, status = {}}
 199         local wifs = root.wireless.interfaces
 200         local wifidata = luci.sys.wifi.getiwconfig() or {}
 201         local netdata = luci.sys.net.deviceinfo() or {}
 202
 203         for _, vif in ipairs(ffwifs) do
 204                 root.network[vif] = cursor:get_all("network", vif)
 205                 root.wireless.devices[vif] = cursor:get_all("wireless", vif)
 206                 cursor:foreach("wireless", "wifi-iface", function(s)
 207                         if s.device == vif and s.network == vif then
 208                                 wifs[#wifs+1] = s
 209                                 if s.ifname then
 210                                         root.wireless.status[s.ifname] = wifidata[s.ifname]
 211                                 end
 212                         end
 213                 end)
 214         end
 215
 216         root.olsrd = fetch_olsrd()
 217
 218         http.prepare_content("application/json")
 219         ltn12.pump.all(json.Encoder(root):source(), http.write)
 220 end
 221
 222 function public_status_json()
 223         local twa       = require "luci.tools.webadmin"
 224         local sys       = require "luci.sys"
 225         local i18n      = require "luci.i18n"
 226         local path      = luci.dispatcher.context.requestpath
 227         local rv        = { }
 228
 229         local dev
 230         for dev in path[#path]:gmatch("[%w%.%-]+") do
 231                 local j = { id = dev }
 232                 local iw = luci.sys.wifi.getiwinfo(dev)
 233                 if iw then
 234                         local f
 235                         for _, f in ipairs({
 236                                 "channel", "txpower", "bitrate", "signal", "noise",
 237                                 "quality", "quality_max", "mode", "ssid", "bssid", "encryption", "ifname"
 238                         }) do
 239                                 j[f] = iw[f]
 240                         end
 241                 end
 242                 rv[#rv+1] = j
 243         end
 244
 245         local load1, load5, load15 = sys.loadavg()
 246
 247         local  _, _, memtotal, memcached, membuffers, memfree = sys.sysinfo()
 248         local mem = string.format("%.2f MB (%.2f %s, %.2f %s, %.2f %s, %.2f %s)",
 249         tonumber(memtotal) / 1024,
 250         tonumber(memtotal - memfree) / 1024,
 251         tostring(i18n.translate("used")),
 252         memfree / 1024,
 253         tostring(i18n.translate("free")),
 254         memcached / 1024,
 255         tostring(i18n.translate("cached")),
 256         membuffers / 1024,
 257         tostring(i18n.translate("buffered"))
 258         )
 259
 260         local dr4 = sys.net.defaultroute()
 261         local dr6 = sys.net.defaultroute6()
 262
 263         rv[#rv+1] = {
 264                 time = os.date("%c"),
 265                 uptime = twa.date_format(tonumber(sys.uptime())),
 266                 load = string.format("%.2f, %.2f, %.2f", load1, load5, load15),
 267                 mem = mem,
 268                 defroutev4 = {  gateway = dr4.gateway:string(),
 269                                 dest = dr4.dest:string(),
 270                                 dev = dr4.device,
 271                                 metr = dr4.metric },
 272                 defroutev6 = {  gateway = dr6.nexthop:string(),
 273                                 dest = dr6.dest:string(),
 274                                 dev = dr6.device,
 275                                 metr = dr6.metric }
 276         }
 277
 278         luci.http.prepare_content("application/json")
 279         luci.http.write_json(rv)
 280         return
 281 end
 282