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
  75         entry({"freifunk", "map"}, template("freifunk-map/frame"), i18n("freifunk_map", "Karte"), 50)
  76         entry({"freifunk", "map", "content"}, template("freifunk-map/map"), nil, 51)
  77 end
  78
  79 local function fetch_olsrd()
  80         local sys = require "luci.sys"
  81         local util = require "luci.util"
  82         local table = require "table"
  83         local rawdata = sys.httpget("http://127.0.0.1:2006/")
  84
  85         if #rawdata == 0 then
  86                 if luci.fs.access("/proc/net/ipv6_route", "r") then
  87                         rawdata = sys.httpget("http://[::1]:2006/")
  88                         if #rawdata == 0 then
  89                                 return nil
  90                         end
  91                 else
  92                         return nil
  93                 end
  94         end
  95
  96         local data = {}
  97
  98         local tables = util.split(util.trim(rawdata), "\r?\n\r?\n", nil, true)
  99
 100
 101         for i, tbl in ipairs(tables) do
 102                 local lines = util.split(tbl, "\r?\n", nil, true)
 103                 local name  = table.remove(lines, 1):sub(8)
 104                 local keys  = util.split(table.remove(lines, 1), "\t")
 105                 local split = #keys - 1
 106
 107                 data[name] = {}
 108
 109                 for j, line in ipairs(lines) do
 110                         local fields = util.split(line, "\t", split)
 111                         data[name][j] = {}
 112                         for k, key in pairs(keys) do
 113                                 data[name][j][key] = fields[k]
 114                         end
 115
 116                         if data[name][j].Linkcost then
 117                                 data[name][j].LinkQuality,
 118                                 data[name][j].NLQ,
 119                                 data[name][j].ETX =
 120                                 data[name][j].Linkcost:match("([%w.]+)/([%w.]+)[%s]+([%w.]+)")
 121                         end
 122                 end
 123         end
 124
 125         return data
 126 end
 127
 128 function zeroes()
 129         local string = require "string"
 130         local http = require "luci.http"
 131         local zeroes = string.rep(string.char(0), 8192)
 132         local cnt = 0
 133         local lim = 1024 * 1024 * 1024
 134
 135         http.prepare_content("application/x-many-zeroes")
 136
 137         while cnt < lim do
 138                 http.write(zeroes)
 139                 cnt = cnt + #zeroes
 140         end
 141 end
 142
 143 function jsonstatus()
 144         local root = {}
 145         local sys = require "luci.sys"
 146         local uci = require "luci.model.uci"
 147         local util = require "luci.util"
 148         local http = require "luci.http"
 149         local json = require "luci.json"
 150         local ltn12 = require "luci.ltn12"
 151         local version = require "luci.version"
 152         local webadmin = require "luci.tools.webadmin"
 153
 154         local cursor = uci.cursor_state()
 155
 156         local ffzone = webadmin.firewall_find_zone("freifunk")
 157         local ffznet = ffzone and cursor:get("firewall", ffzone, "network")
 158         local ffwifs = ffznet and util.split(ffznet, " ") or {}
 159
 160
 161         root.protocol = 1
 162
 163         root.system = {
 164                 uptime = {sys.uptime()},
 165                 loadavg = {sys.loadavg()},
 166                 sysinfo = {sys.sysinfo()},
 167                 hostname = sys.hostname()
 168         }
 169
 170         root.firmware = {
 171                 luciname=version.luciname,
 172                 luciversion=version.luciversion,
 173                 distname=version.distname,
 174                 distversion=version.distversion
 175         }
 176
 177         root.freifunk = {}
 178         cursor:foreach("freifunk", "public", function(s)
 179                 root.freifunk[s[".name"]] = s
 180         end)
 181
 182         cursor:foreach("system", "system", function(s)
 183                 root.geo = {
 184                         latitude = s.latitude,
 185                         longitude = s.longitude
 186                 }
 187         end)
 188
 189         root.network = {}
 190         root.wireless = {devices = {}, interfaces = {}, status = {}}
 191         local wifs = root.wireless.interfaces
 192         local wifidata = luci.sys.wifi.getiwconfig() or {}
 193         local netdata = luci.sys.net.deviceinfo() or {}
 194
 195         for _, vif in ipairs(ffwifs) do
 196                 root.network[vif] = cursor:get_all("network", vif)
 197                 root.wireless.devices[vif] = cursor:get_all("wireless", vif)
 198                 cursor:foreach("wireless", "wifi-iface", function(s)
 199                         if s.device == vif and s.network == vif then
 200                                 wifs[#wifs+1] = s
 201                                 if s.ifname then
 202                                         root.wireless.status[s.ifname] = wifidata[s.ifname]
 203                                 end
 204                         end
 205                 end)
 206         end
 207
 208         root.olsrd = fetch_olsrd()
 209
 210         http.prepare_content("application/json")
 211         ltn12.pump.all(json.Encoder(root):source(), http.write)
 212 end