modules/admin-full/luasrc/controller/admin/network.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
  15 module("luci.controller.admin.network", package.seeall)
  16
  17 function index()
  18         require("luci.i18n")
  19         local uci = require("luci.model.uci").cursor()
  20         local i18n = luci.i18n.translate
  21         local has_wifi = nixio.fs.stat("/etc/config/wireless")
  22         local has_switch = false
  23
  24         uci:foreach("network", "switch",
  25                 function(s)
  26                         has_switch = true
  27                         return false
  28                 end
  29         )
  30
  31         local page
  32
  33         page = node("admin", "network")
  34         page.target = alias("admin", "network", "network")
  35         page.title  = i18n("Network")
  36         page.order  = 50
  37         page.index  = true
  38
  39         if has_switch then
  40                 page  = node("admin", "network", "vlan")
  41                 page.target = cbi("admin_network/vlan")
  42                 page.title  = i18n("Switch")
  43                 page.order  = 20
  44         end
  45
  46         if has_wifi and has_wifi.size > 0 then
  47                 page = entry({"admin", "network", "wireless"}, arcombine(template("admin_network/wifi_overview"), cbi("admin_network/wifi")), i18n("Wifi"), 15)
  48                 page.leaf = true
  49                 page.subindex = true
  50
  51                 page = entry({"admin", "network", "wireless_join"}, call("wifi_join"), nil, 16)
  52                 page.leaf = true
  53
  54                 page = entry({"admin", "network", "wireless_add"}, call("wifi_add"), nil, 16)
  55                 page.leaf = true
  56
  57                 page = entry({"admin", "network", "wireless_delete"}, call("wifi_delete"), nil, 16)
  58                 page.leaf = true
  59
  60                 page = entry({"admin", "network", "wireless_status"}, call("wifi_status"), nil, 16)
  61                 page.leaf = true
  62         end
  63
  64         page = entry({"admin", "network", "network"}, arcombine(cbi("admin_network/network"), cbi("admin_network/ifaces")), i18n("Interfaces"), 10)
  65         page.leaf   = true
  66         page.subindex = true
  67
  68         page = entry({"admin", "network", "add"}, cbi("admin_network/iface_add"), nil)
  69         page.leaf = true
  70
  71         page = entry({"admin", "network", "iface_status"}, call("iface_status"), nil)
  72         page.leaf = true
  73
  74         uci:foreach("network", "interface",
  75                 function (section)
  76                         local ifc = section[".name"]
  77                         if ifc ~= "loopback" then
  78                                 entry({"admin", "network", "network", ifc},
  79                                  true,
  80                                  ifc:upper())
  81                         end
  82                 end
  83         )
  84
  85         if nixio.fs.access("/etc/config/dhcp") then
  86                 page  = node("admin", "network", "dhcpleases")
  87                 page.target = cbi("admin_network/dhcpleases")
  88                 page.title  = i18n("DHCP Leases")
  89                 page.order  = 30
  90
  91                 page = entry({"admin", "network", "dhcplease_status"}, call("lease_status"), nil)
  92                 page.leaf = true
  93         end
  94
  95         page  = node("admin", "network", "hosts")
  96         page.target = cbi("admin_network/hosts")
  97         page.title  = i18n("Hostnames")
  98         page.order  = 40
  99
 100         page  = node("admin", "network", "routes")
 101         page.target = cbi("admin_network/routes")
 102         page.title  = i18n("Static Routes")
 103         page.order  = 50
 104
 105 end
 106
 107 function wifi_join()
 108         local function param(x)
 109                 return luci.http.formvalue(x)
 110         end
 111
 112         local function ptable(x)
 113                 x = param(x)
 114                 return x and (type(x) ~= "table" and { x } or x) or {}
 115         end
 116
 117         local dev  = param("device")
 118         local ssid = param("join")
 119
 120         if dev and ssid then
 121                 local cancel  = (param("cancel") or param("cbi.cancel")) and true or false
 122
 123                 if cancel then
 124                         luci.http.redirect(luci.dispatcher.build_url("admin/network/wireless_join?device=" .. dev))
 125                 else
 126                         local cbi = require "luci.cbi"
 127                         local tpl = require "luci.template"
 128                         local map = luci.cbi.load("admin_network/wifi_add")[1]
 129
 130                         if map:parse() ~= cbi.FORM_DONE then
 131                                 tpl.render("header")
 132                                 map:render()
 133                                 tpl.render("footer")
 134                         end
 135                 end
 136         else
 137                 luci.template.render("admin_network/wifi_join")
 138         end
 139 end
 140
 141 function wifi_add()
 142         local dev = luci.http.formvalue("device")
 143         local ntm = require "luci.model.network".init()
 144
 145         dev = dev and ntm:get_wifidev(dev)
 146
 147         if dev then
 148                 local net = dev:add_wifinet({
 149                         mode       = "ap",
 150                         ssid       = "OpenWrt",
 151                         encryption = "none"
 152                 })
 153
 154                 ntm:save("wireless")
 155                 luci.http.redirect(net:adminlink())
 156         end
 157 end
 158
 159 function wifi_delete(network)
 160         local ntm = require "luci.model.network".init()
 161
 162         ntm:del_wifinet(network)
 163         ntm:save("wireless")
 164
 165         luci.http.redirect(luci.dispatcher.build_url("admin/network/wireless"))
 166 end
 167
 168 function iface_status()
 169         local path = luci.dispatcher.context.requestpath
 170         local x    = luci.model.uci.cursor_state()
 171         local rv   = { }
 172
 173         local iface
 174         for iface in path[#path]:gmatch("[%w%.%-]+") do
 175                 local dev = x:get("network", iface, "device") or ""
 176                 if #dev == 0 or dev:match("^%d") or dev:match("%W") then
 177                         dev = x:get("network", iface, "ifname") or ""
 178                         dev = dev:match("%S+")
 179                 end
 180
 181                 local info
 182                 local data = { }
 183                 for _, info in ipairs(nixio.getifaddrs()) do
 184                         local name = info.name:match("[^:]+")
 185                         if name == dev then
 186                                 if info.family == "packet" then
 187                                         data.flags   = info.flags
 188                                         data.stats   = info.data
 189                                         data.macaddr = info.addr
 190                                         data.ifname  = name
 191                                 elseif info.family == "inet" then
 192                                         data.ipaddrs = data.ipaddrs or { }
 193                                         data.ipaddrs[#data.ipaddrs+1] = {
 194                                                 addr      = info.addr,
 195                                                 broadaddr = info.broadaddr,
 196                                                 dstaddr   = info.dstaddr,
 197                                                 netmask   = info.netmask,
 198                                                 prefix    = info.prefix
 199                                         }
 200                                 elseif info.family == "inet6" then
 201                                         data.ip6addrs = data.ip6addrs or { }
 202                                         data.ip6addrs[#data.ip6addrs+1] = {
 203                                                 addr    = info.addr,
 204                                                 netmask = info.netmask,
 205                                                 prefix  = info.prefix
 206                                         }
 207                                 end
 208                         end
 209                 end
 210
 211                 if next(data) then
 212                         rv[#rv+1] = data
 213                 end
 214         end
 215
 216         if #rv > 0 then
 217                 luci.http.prepare_content("application/json")
 218                 luci.http.write_json(rv)
 219                 return
 220         end
 221
 222         luci.http.status(404, "No such device")
 223 end
 224
 225 function wifi_status()
 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 iw = luci.sys.wifi.getiwinfo(dev)
 232                 if iw then
 233                         local f
 234                         local j = { id = dev }
 235                         for _, f in ipairs({
 236                                 "channel", "frequency", "txpower", "bitrate", "signal", "noise",
 237                                 "quality", "quality_max", "mode", "ssid", "bssid", "country",
 238                                 "encryption", "ifname"
 239                         }) do
 240                                 j[f] = iw[f]
 241                         end
 242
 243                         rv[#rv+1] = j
 244                 end
 245         end
 246
 247         if #rv > 0 then
 248                 luci.http.prepare_content("application/json")
 249                 luci.http.write_json(rv)
 250                 return
 251         end
 252
 253         luci.http.status(404, "No such device")
 254 end
 255
 256 function lease_status()
 257         local rv = { }
 258         local leasefile = "/var/dhcp.leases"
 259
 260         local uci = require "luci.model.uci".cursor()
 261         local nfs = require "nixio.fs"
 262
 263         uci:foreach("dhcp", "dnsmasq",
 264                 function(s)
 265                         if s.leasefile and nfs.access(s.leasefile) then
 266                                 leasefile = s.leasefile
 267                                 return false
 268                         end
 269                 end)
 270
 271         local fd = io.open(leasefile, "r")
 272         if fd then
 273                 while true do
 274                         local ln = fd:read("*l")
 275                         if not ln then
 276                                 break
 277                         else
 278                                 local ts, mac, ip, name = ln:match("^(%d+) (%S+) (%S+) (%S+)")
 279                                 if ts and mac and ip and name then
 280                                         rv[#rv+1] = {
 281                                                 expires  = os.difftime(tonumber(ts) or 0, os.time()),
 282                                                 macaddr  = mac,
 283                                                 ipaddr   = ip,
 284                                                 hostname = (name ~= "*") and name
 285                                         }
 286                                 end
 287                         end
 288                 end
 289                 fd:close()
 290         end
 291
 292         luci.http.prepare_content("application/json")
 293         luci.http.write_json(rv)
 294 end