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         local uci = require "luci.model.uci".cursor()
  19
  20         local page  = node()
  21         page.lock   = true
  22         page.target = alias("freifunk")
  23         page.subindex = true
  24         page.index = false
  25
  26         local page    = node("freifunk")
  27         page.title    = "Freifunk"
  28         page.target   = alias("freifunk", "index")
  29         page.order    = 5
  30         page.setuser  = "nobody"
  31         page.setgroup = "nogroup"
  32         page.i18n     = "freifunk"
  33         page.index    = true
  34
  35         local page  = node("freifunk", "index")
  36         page.target = template("freifunk/index")
  37         page.title  = "Übersicht"
  38         page.order  = 10
  39         page.indexignore = true
  40
  41         local page  = node("freifunk", "index", "contact")
  42         page.target = template("freifunk/contact")
  43         page.title  = "Kontakt"
  44
  45         local page  = node("freifunk", "status")
  46         page.target = template("freifunk/public_status")
  47         page.title  = i18n("Status")
  48         page.order  = 20
  49         page.i18n   = "base"
  50         page.setuser  = false
  51         page.setgroup = false
  52
  53         entry({"freifunk", "status.json"}, call("jsonstatus"))
  54         entry({"freifunk", "status", "zeroes"}, call("zeroes"), "Testdownload")
  55         entry({"freifunk", "status", "public_status_json"}, call("public_status_json")).leaf = true
  56
  57         assign({"freifunk", "olsr"}, {"admin", "status", "olsr"}, "OLSR", 30)
  58
  59         if nixio.fs.access("/etc/config/luci_statistics") then
  60                 assign({"freifunk", "graph"}, {"admin", "statistics", "graph"}, i18n("Statistics"), 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", "Index-Page")
  71         page.target = cbi("freifunk/user_index")
  72         page.title  = "Index-Page"
  73         page.order  = 35
  74
  75         local page  = node("admin", "freifunk", "contact")
  76         page.target = cbi("freifunk/contact")
  77         page.title  = "Kontakt"
  78         page.order  = 40
  79
  80         entry({"freifunk", "map"}, template("freifunk-map/frame"), i18n("Karte"), 50)
  81         entry({"freifunk", "map", "content"}, template("freifunk-map/map"), nil, 51)
  82
  83         uci:foreach("olsrd", "LoadPlugin", function(s)
  84                 if s.library == "olsrd_nameservice.so.0.3" then
  85                         has_serv = true
  86                 end
  87         end)
  88
  89         if has_serv then
  90                 entry({"freifunk", "services"}, template("freifunk-services/services"), i18n("Services"), 60)
  91         end
  92 end
  93
  94 local function fetch_olsrd()
  95         local sys = require "luci.sys"
  96         local util = require "luci.util"
  97         local table = require "table"
  98         local rawdata = sys.httpget("http://127.0.0.1:2006/")
  99
 100         if #rawdata == 0 then
 101                 if nixio.fs.access("/proc/net/ipv6_route", "r") then
 102                         rawdata = sys.httpget("http://[::1]:2006/")
 103                         if #rawdata == 0 then
 104                                 return nil
 105                         end
 106                 else
 107                         return nil
 108                 end
 109         end
 110
 111         local data = {}
 112
 113         local tables = util.split(util.trim(rawdata), "\r?\n\r?\n", nil, true)
 114
 115
 116         for i, tbl in ipairs(tables) do
 117                 local lines = util.split(tbl, "\r?\n", nil, true)
 118                 local name  = table.remove(lines, 1):sub(8)
 119                 local keys  = util.split(table.remove(lines, 1), "\t")
 120                 local split = #keys - 1
 121
 122                 data[name] = {}
 123
 124                 for j, line in ipairs(lines) do
 125                         local fields = util.split(line, "\t", split)
 126                         data[name][j] = {}
 127                         for k, key in pairs(keys) do
 128                                 data[name][j][key] = fields[k]
 129                         end
 130
 131                         if data[name][j].Linkcost then
 132                                 data[name][j].LinkQuality,
 133                                 data[name][j].NLQ,
 134                                 data[name][j].ETX =
 135                                 data[name][j].Linkcost:match("([%w.]+)/([%w.]+)[%s]+([%w.]+)")
 136                         end
 137                 end
 138         end
 139
 140         return data
 141 end
 142
 143 function zeroes()
 144         local string = require "string"
 145         local http = require "luci.http"
 146         local zeroes = string.rep(string.char(0), 8192)
 147         local cnt = 0
 148         local lim = 1024 * 1024 * 1024
 149
 150         http.prepare_content("application/x-many-zeroes")
 151
 152         while cnt < lim do
 153                 http.write(zeroes)
 154                 cnt = cnt + #zeroes
 155         end
 156 end
 157
 158 function jsonstatus()
 159         local root = {}
 160         local sys = require "luci.sys"
 161         local uci = require "luci.model.uci"
 162         local util = require "luci.util"
 163         local http = require "luci.http"
 164         local json = require "luci.json"
 165         local ltn12 = require "luci.ltn12"
 166         local version = require "luci.version"
 167         local webadmin = require "luci.tools.webadmin"
 168
 169         local cursor = uci.cursor_state()
 170
 171         local ffzone = webadmin.firewall_find_zone("freifunk")
 172         local ffznet = ffzone and cursor:get("firewall", ffzone, "network")
 173         local ffwifs = ffznet and util.split(ffznet, " ") or {}
 174
 175
 176         root.protocol = 1
 177
 178         root.system = {
 179                 uptime = {sys.uptime()},
 180                 loadavg = {sys.loadavg()},
 181                 sysinfo = {sys.sysinfo()},
 182                 hostname = sys.hostname()
 183         }
 184
 185         root.firmware = {
 186                 luciname=version.luciname,
 187                 luciversion=version.luciversion,
 188                 distname=version.distname,
 189                 distversion=version.distversion
 190         }
 191
 192         root.freifunk = {}
 193         cursor:foreach("freifunk", "public", function(s)
 194                 root.freifunk[s[".name"]] = s
 195         end)
 196
 197         cursor:foreach("system", "system", function(s)
 198                 root.geo = {
 199                         latitude = s.latitude,
 200                         longitude = s.longitude
 201                 }
 202         end)
 203
 204         root.network = {}
 205         root.wireless = {devices = {}, interfaces = {}, status = {}}
 206         local wifs = root.wireless.interfaces
 207         local wifidata = luci.sys.wifi.getiwconfig() or {}
 208         local netdata = luci.sys.net.deviceinfo() or {}
 209
 210         for _, vif in ipairs(ffwifs) do
 211                 root.network[vif] = cursor:get_all("network", vif)
 212                 root.wireless.devices[vif] = cursor:get_all("wireless", vif)
 213                 cursor:foreach("wireless", "wifi-iface", function(s)
 214                         if s.device == vif and s.network == vif then
 215                                 wifs[#wifs+1] = s
 216                                 if s.ifname then
 217                                         root.wireless.status[s.ifname] = wifidata[s.ifname]
 218                                 end
 219                         end
 220                 end)
 221         end
 222
 223         root.olsrd = fetch_olsrd()
 224
 225         http.prepare_content("application/json")
 226         ltn12.pump.all(json.Encoder(root):source(), http.write)
 227 end
 228
 229 function public_status_json()
 230         local twa       = require "luci.tools.webadmin"
 231         local sys       = require "luci.sys"
 232         local i18n      = require "luci.i18n"
 233         local path      = luci.dispatcher.context.requestpath
 234         local rv        = { }
 235
 236         local dev
 237         for dev in path[#path]:gmatch("[%w%.%-]+") do
 238                 local j = { id = dev }
 239                 local iw = luci.sys.wifi.getiwinfo(dev)
 240                 if iw then
 241                         local f
 242                         for _, f in ipairs({
 243                                 "channel", "txpower", "bitrate", "signal", "noise",
 244                                 "quality", "quality_max", "mode", "ssid", "bssid", "encryption", "ifname"
 245                         }) do
 246                                 j[f] = iw[f]
 247                         end
 248                 end
 249                 rv[#rv+1] = j
 250         end
 251
 252         local load1, load5, load15 = sys.loadavg()
 253
 254         local  _, _, memtotal, memcached, membuffers, memfree = sys.sysinfo()
 255         local mem = string.format("%.2f MB (%.2f %s, %.2f %s, %.2f %s, %.2f %s)",
 256         tonumber(memtotal) / 1024,
 257         tonumber(memtotal - memfree) / 1024,
 258         tostring(i18n.translate("used")),
 259         memfree / 1024,
 260         tostring(i18n.translate("free")),
 261         memcached / 1024,
 262         tostring(i18n.translate("cached")),
 263         membuffers / 1024,
 264         tostring(i18n.translate("buffered"))
 265         )
 266
 267         local dr4 = sys.net.defaultroute()
 268         local dr6 = sys.net.defaultroute6()
 269
 270         if dr6 then
 271                 def6 = {
 272                 gateway = dr6.nexthop:string(),
 273                 dest = dr6.dest:string(),
 274                 dev = dr6.device,
 275                 metr = dr6.metric }
 276         end
 277
 278         if dr4 then
 279                 def4 = {
 280                 gateway = dr4.gateway:string(),
 281                 dest = dr4.dest:string(),
 282                 dev = dr4.device,
 283                 metr = dr4.metric }
 284         end
 285
 286         rv[#rv+1] = {
 287                 time = os.date("%c"),
 288                 uptime = twa.date_format(tonumber(sys.uptime())),
 289                 load = string.format("%.2f, %.2f, %.2f", load1, load5, load15),
 290                 mem = mem,
 291                 defroutev4 = def4,
 292                 defroutev6 = def6
 293         }
 294
 295         luci.http.prepare_content("application/json")
 296         luci.http.write_json(rv)
 297         return
 298 end
 299