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         -- Frontend
  21         local page  = node()
  22         page.lock   = true
  23         page.target = alias("freifunk")
  24         page.subindex = true
  25         page.index = false
  26
  27         local page    = node("freifunk")
  28         page.title    = i18n("Freifunk")
  29         page.target   = alias("freifunk", "index")
  30         page.order    = 5
  31         page.setuser  = "nobody"
  32         page.setgroup = "nogroup"
  33         page.i18n     = "freifunk"
  34         page.index    = true
  35
  36         local page  = node("freifunk", "index")
  37         page.target = template("freifunk/index")
  38         page.title  = i18n("Overview")
  39         page.order  = 10
  40         page.indexignore = true
  41
  42         local page  = node("freifunk", "index", "contact")
  43         page.target = template("freifunk/contact")
  44         page.title  = i18n("Contact")
  45         page.order    = 10
  46
  47         local page  = node("freifunk", "status")
  48         page.target = template("freifunk/public_status")
  49         page.title  = i18n("Status")
  50         page.order  = 20
  51         page.i18n   = "base"
  52         page.setuser  = false
  53         page.setgroup = false
  54
  55         entry({"freifunk", "status.json"}, call("jsonstatus"))
  56         entry({"freifunk", "status", "zeroes"}, call("zeroes"), "Testdownload")
  57         entry({"freifunk", "status", "public_status_json"}, call("public_status_json")).leaf = true
  58
  59         assign({"freifunk", "olsr"}, {"admin", "status", "olsr"}, i18n("OLSR"), 30)
  60
  61         if nixio.fs.access("/etc/config/luci_statistics") then
  62                 assign({"freifunk", "graph"}, {"admin", "statistics", "graph"}, i18n("Statistics"), 40)
  63         end
  64
  65         -- backend
  66         assign({"mini", "freifunk"}, {"admin", "freifunk"}, i18n("Freifunk"), 5)
  67         entry({"admin", "freifunk"}, alias("admin", "freifunk", "index"), i18n("Freifunk"), 5)
  68
  69         local page  = node("admin", "freifunk")
  70         page.target = template("freifunk/adminindex")
  71         page.title  = i18n("Freifunk")
  72         page.order  = 5
  73
  74         local page  = node("admin", "freifunk", "basics")
  75         page.target = cbi("freifunk/basics")
  76         page.title  = i18n("Basic Settings")
  77         page.order  = 5
  78
  79         local page  = node("admin", "freifunk", "basics", "profile")
  80         page.target = cbi("freifunk/profile")
  81         page.title  = i18n("Profile")
  82         page.order  = 10
  83
  84         local page  = node("admin", "freifunk", "basics", "profile_expert")
  85         page.target = cbi("freifunk/profile_expert")
  86         page.title  = i18n("Profile (Expert)")
  87         page.order  = 20
  88
  89         local page  = node("admin", "freifunk", "Index-Page")
  90         page.target = cbi("freifunk/user_index")
  91         page.title  = i18n("Index Page")
  92         page.order  = 50
  93
  94         local page  = node("admin", "freifunk", "contact")
  95         page.target = cbi("freifunk/contact")
  96         page.title  = i18n("Contact")
  97         page.order  = 15
  98
  99         entry({"freifunk", "map"}, template("freifunk-map/frame"), i18n("Map"), 50)
 100         entry({"freifunk", "map", "content"}, template("freifunk-map/map"), nil, 51)
 101 end
 102
 103 local function fetch_olsrd()
 104         local sys = require "luci.sys"
 105         local util = require "luci.util"
 106         local table = require "table"
 107         local rawdata = sys.httpget("http://127.0.0.1:2006/")
 108
 109         if #rawdata == 0 then
 110                 if nixio.fs.access("/proc/net/ipv6_route", "r") then
 111                         rawdata = sys.httpget("http://[::1]:2006/")
 112                         if #rawdata == 0 then
 113                                 return nil
 114                         end
 115                 else
 116                         return nil
 117                 end
 118         end
 119
 120         local data = {}
 121
 122         local tables = util.split(util.trim(rawdata), "\r?\n\r?\n", nil, true)
 123
 124
 125         for i, tbl in ipairs(tables) do
 126                 local lines = util.split(tbl, "\r?\n", nil, true)
 127                 local name  = table.remove(lines, 1):sub(8)
 128                 local keys  = util.split(table.remove(lines, 1), "\t")
 129                 local split = #keys - 1
 130
 131                 data[name] = {}
 132
 133                 for j, line in ipairs(lines) do
 134                         local fields = util.split(line, "\t", split)
 135                         data[name][j] = {}
 136                         for k, key in pairs(keys) do
 137                                 data[name][j][key] = fields[k]
 138                         end
 139
 140                         if data[name][j].Linkcost then
 141                                 data[name][j].LinkQuality,
 142                                 data[name][j].NLQ,
 143                                 data[name][j].ETX =
 144                                 data[name][j].Linkcost:match("([%w.]+)/([%w.]+)[%s]+([%w.]+)")
 145                         end
 146                 end
 147         end
 148
 149         return data
 150 end
 151
 152 function zeroes()
 153         local string = require "string"
 154         local http = require "luci.http"
 155         local zeroes = string.rep(string.char(0), 8192)
 156         local cnt = 0
 157         local lim = 1024 * 1024 * 1024
 158
 159         http.prepare_content("application/x-many-zeroes")
 160
 161         while cnt < lim do
 162                 http.write(zeroes)
 163                 cnt = cnt + #zeroes
 164         end
 165 end
 166
 167 function jsonstatus()
 168         local root = {}
 169         local sys = require "luci.sys"
 170         local uci = require "luci.model.uci"
 171         local util = require "luci.util"
 172         local http = require "luci.http"
 173         local json = require "luci.json"
 174         local ltn12 = require "luci.ltn12"
 175         local version = require "luci.version"
 176         local webadmin = require "luci.tools.webadmin"
 177
 178         local cursor = uci.cursor_state()
 179
 180         local ffzone = webadmin.firewall_find_zone("freifunk")
 181         local ffznet = ffzone and cursor:get("firewall", ffzone, "network")
 182         local ffwifs = ffznet and util.split(ffznet, " ") or {}
 183
 184
 185         root.protocol = 1
 186
 187         root.system = {
 188                 uptime = {sys.uptime()},
 189                 loadavg = {sys.loadavg()},
 190                 sysinfo = {sys.sysinfo()},
 191                 hostname = sys.hostname()
 192         }
 193
 194         root.firmware = {
 195                 luciname=version.luciname,
 196                 luciversion=version.luciversion,
 197                 distname=version.distname,
 198                 distversion=version.distversion
 199         }
 200
 201         root.freifunk = {}
 202         cursor:foreach("freifunk", "public", function(s)
 203                 root.freifunk[s[".name"]] = s
 204         end)
 205
 206         cursor:foreach("system", "system", function(s)
 207                 root.geo = {
 208                         latitude = s.latitude,
 209                         longitude = s.longitude
 210                 }
 211         end)
 212
 213         root.network = {}
 214         root.wireless = {devices = {}, interfaces = {}, status = {}}
 215         local wifs = root.wireless.interfaces
 216         local wifidata = luci.sys.wifi.getiwconfig() or {}
 217         local netdata = luci.sys.net.deviceinfo() or {}
 218
 219         for _, vif in ipairs(ffwifs) do
 220                 root.network[vif] = cursor:get_all("network", vif)
 221                 root.wireless.devices[vif] = cursor:get_all("wireless", vif)
 222                 cursor:foreach("wireless", "wifi-iface", function(s)
 223                         if s.device == vif and s.network == vif then
 224                                 wifs[#wifs+1] = s
 225                                 if s.ifname then
 226                                         root.wireless.status[s.ifname] = wifidata[s.ifname]
 227                                 end
 228                         end
 229                 end)
 230         end
 231
 232         root.olsrd = fetch_olsrd()
 233
 234         http.prepare_content("application/json")
 235         ltn12.pump.all(json.Encoder(root):source(), http.write)
 236 end
 237
 238 function public_status_json()
 239         local twa       = require "luci.tools.webadmin"
 240         local sys       = require "luci.sys"
 241         local i18n      = require "luci.i18n"
 242         local path      = luci.dispatcher.context.requestpath
 243         local rv        = { }
 244
 245         local dev
 246         for dev in path[#path]:gmatch("[%w%.%-]+") do
 247                 local j = { id = dev }
 248                 local iw = luci.sys.wifi.getiwinfo(dev)
 249                 if iw then
 250                         local f
 251                         for _, f in ipairs({
 252                                 "channel", "txpower", "bitrate", "signal", "noise",
 253                                 "quality", "quality_max", "mode", "ssid", "bssid", "encryption", "ifname"
 254                         }) do
 255                                 j[f] = iw[f]
 256                         end
 257                 end
 258                 rv[#rv+1] = j
 259         end
 260
 261         local load1, load5, load15 = sys.loadavg()
 262
 263         local  _, _, memtotal, memcached, membuffers, memfree = sys.sysinfo()
 264         local mem = string.format("%.2f MB (%.2f %s, %.2f %s, %.2f %s, %.2f %s)",
 265         tonumber(memtotal) / 1024,
 266         tonumber(memtotal - memfree) / 1024,
 267         tostring(i18n.translate("used")),
 268         memfree / 1024,
 269         tostring(i18n.translate("free")),
 270         memcached / 1024,
 271         tostring(i18n.translate("cached")),
 272         membuffers / 1024,
 273         tostring(i18n.translate("buffered"))
 274         )
 275
 276         local dr4 = sys.net.defaultroute()
 277         local dr6 = sys.net.defaultroute6()
 278
 279         if dr6 then
 280                 def6 = {
 281                 gateway = dr6.nexthop:string(),
 282                 dest = dr6.dest:string(),
 283                 dev = dr6.device,
 284                 metr = dr6.metric }
 285         end
 286
 287         if dr4 then
 288                 def4 = {
 289                 gateway = dr4.gateway:string(),
 290                 dest = dr4.dest:string(),
 291                 dev = dr4.device,
 292                 metr = dr4.metric }
 293         end
 294
 295         rv[#rv+1] = {
 296                 time = os.date("%c"),
 297                 uptime = twa.date_format(tonumber(sys.uptime())),
 298                 load = string.format("%.2f, %.2f, %.2f", load1, load5, load15),
 299                 mem = mem,
 300                 defroutev4 = def4,
 301                 defroutev6 = def6
 302         }
 303
 304         luci.http.prepare_content("application/json")
 305         luci.http.write_json(rv)
 306         return
 307 end