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   = "base"
  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 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", "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("Karte"), 50)
  76         entry({"freifunk", "map", "content"}, template("freifunk-map/map"), nil, 51)
  77
  78         entry({"freifunk", "services"}, template("freifunk-services/services"), i18n("Services"), 60)
  79         entry({"freifunk", "services", "content"}, template("freifunk-services/services"), nil, 61)
  80
  81 end
  82
  83 local function fetch_olsrd()
  84         local sys = require "luci.sys"
  85         local util = require "luci.util"
  86         local table = require "table"
  87         local rawdata = sys.httpget("http://127.0.0.1:2006/")
  88
  89         if #rawdata == 0 then
  90                 if nixio.fs.access("/proc/net/ipv6_route", "r") then
  91                         rawdata = sys.httpget("http://[::1]:2006/")
  92                         if #rawdata == 0 then
  93                                 return nil
  94                         end
  95                 else
  96                         return nil
  97                 end
  98         end
  99
 100         local data = {}
 101
 102         local tables = util.split(util.trim(rawdata), "\r?\n\r?\n", nil, true)
 103
 104
 105         for i, tbl in ipairs(tables) do
 106                 local lines = util.split(tbl, "\r?\n", nil, true)
 107                 local name  = table.remove(lines, 1):sub(8)
 108                 local keys  = util.split(table.remove(lines, 1), "\t")
 109                 local split = #keys - 1
 110
 111                 data[name] = {}
 112
 113                 for j, line in ipairs(lines) do
 114                         local fields = util.split(line, "\t", split)
 115                         data[name][j] = {}
 116                         for k, key in pairs(keys) do
 117                                 data[name][j][key] = fields[k]
 118                         end
 119
 120                         if data[name][j].Linkcost then
 121                                 data[name][j].LinkQuality,
 122                                 data[name][j].NLQ,
 123                                 data[name][j].ETX =
 124                                 data[name][j].Linkcost:match("([%w.]+)/([%w.]+)[%s]+([%w.]+)")
 125                         end
 126                 end
 127         end
 128
 129         return data
 130 end
 131
 132 function zeroes()
 133         local string = require "string"
 134         local http = require "luci.http"
 135         local zeroes = string.rep(string.char(0), 8192)
 136         local cnt = 0
 137         local lim = 1024 * 1024 * 1024
 138
 139         http.prepare_content("application/x-many-zeroes")
 140
 141         while cnt < lim do
 142                 http.write(zeroes)
 143                 cnt = cnt + #zeroes
 144         end
 145 end
 146
 147 function jsonstatus()
 148         local root = {}
 149         local sys = require "luci.sys"
 150         local uci = require "luci.model.uci"
 151         local util = require "luci.util"
 152         local http = require "luci.http"
 153         local json = require "luci.json"
 154         local ltn12 = require "luci.ltn12"
 155         local version = require "luci.version"
 156         local webadmin = require "luci.tools.webadmin"
 157
 158         local cursor = uci.cursor_state()
 159
 160         local ffzone = webadmin.firewall_find_zone("freifunk")
 161         local ffznet = ffzone and cursor:get("firewall", ffzone, "network")
 162         local ffwifs = ffznet and util.split(ffznet, " ") or {}
 163
 164
 165         root.protocol = 1
 166
 167         root.system = {
 168                 uptime = {sys.uptime()},
 169                 loadavg = {sys.loadavg()},
 170                 sysinfo = {sys.sysinfo()},
 171                 hostname = sys.hostname()
 172         }
 173
 174         root.firmware = {
 175                 luciname=version.luciname,
 176                 luciversion=version.luciversion,
 177                 distname=version.distname,
 178                 distversion=version.distversion
 179         }
 180
 181         root.freifunk = {}
 182         cursor:foreach("freifunk", "public", function(s)
 183                 root.freifunk[s[".name"]] = s
 184         end)
 185
 186         cursor:foreach("system", "system", function(s)
 187                 root.geo = {
 188                         latitude = s.latitude,
 189                         longitude = s.longitude
 190                 }
 191         end)
 192
 193         root.network = {}
 194         root.wireless = {devices = {}, interfaces = {}, status = {}}
 195         local wifs = root.wireless.interfaces
 196         local wifidata = luci.sys.wifi.getiwconfig() or {}
 197         local netdata = luci.sys.net.deviceinfo() or {}
 198
 199         for _, vif in ipairs(ffwifs) do
 200                 root.network[vif] = cursor:get_all("network", vif)
 201                 root.wireless.devices[vif] = cursor:get_all("wireless", vif)
 202                 cursor:foreach("wireless", "wifi-iface", function(s)
 203                         if s.device == vif and s.network == vif then
 204                                 wifs[#wifs+1] = s
 205                                 if s.ifname then
 206                                         root.wireless.status[s.ifname] = wifidata[s.ifname]
 207                                 end
 208                         end
 209                 end)
 210         end
 211
 212         root.olsrd = fetch_olsrd()
 213
 214         http.prepare_content("application/json")
 215         ltn12.pump.all(json.Encoder(root):source(), http.write)
 216 end