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(template("admin_network/iface_overview"), cbi("admin_network/ifaces")), i18n("Interfaces"), 10)
  65         page.leaf   = true
  66         page.subindex = true
  67
  68         page = entry({"admin", "network", "iface_add"}, cbi("admin_network/iface_add"), nil)
  69         page.leaf = true
  70
  71         page = entry({"admin", "network", "iface_delete"}, call("iface_delete"), nil)
  72         page.leaf = true
  73
  74         page = entry({"admin", "network", "iface_status"}, call("iface_status"), nil)
  75         page.leaf = true
  76
  77         page = entry({"admin", "network", "iface_reconnect"}, call("iface_reconnect"), nil)
  78         page.leaf = true
  79
  80         page = entry({"admin", "network", "iface_shutdown"}, call("iface_shutdown"), nil)
  81         page.leaf = true
  82
  83         uci:foreach("network", "interface",
  84                 function (section)
  85                         local ifc = section[".name"]
  86                         if ifc ~= "loopback" then
  87                                 entry({"admin", "network", "network", ifc},
  88                                  true,
  89                                  ifc:upper())
  90                         end
  91                 end
  92         )
  93
  94         if nixio.fs.access("/etc/config/dhcp") then
  95                 page  = node("admin", "network", "dhcpleases")
  96                 page.target = cbi("admin_network/dhcpleases")
  97                 page.title  = i18n("DHCP Leases")
  98                 page.order  = 30
  99
 100                 page = entry({"admin", "network", "dhcplease_status"}, call("lease_status"), nil)
 101                 page.leaf = true
 102         end
 103
 104         page  = node("admin", "network", "hosts")
 105         page.target = cbi("admin_network/hosts")
 106         page.title  = i18n("Hostnames")
 107         page.order  = 40
 108
 109         page  = node("admin", "network", "routes")
 110         page.target = cbi("admin_network/routes")
 111         page.title  = i18n("Static Routes")
 112         page.order  = 50
 113
 114 end
 115
 116 function wifi_join()
 117         local function param(x)
 118                 return luci.http.formvalue(x)
 119         end
 120
 121         local function ptable(x)
 122                 x = param(x)
 123                 return x and (type(x) ~= "table" and { x } or x) or {}
 124         end
 125
 126         local dev  = param("device")
 127         local ssid = param("join")
 128
 129         if dev and ssid then
 130                 local cancel  = (param("cancel") or param("cbi.cancel")) and true or false
 131
 132                 if cancel then
 133                         luci.http.redirect(luci.dispatcher.build_url("admin/network/wireless_join?device=" .. dev))
 134                 else
 135                         local cbi = require "luci.cbi"
 136                         local tpl = require "luci.template"
 137                         local map = luci.cbi.load("admin_network/wifi_add")[1]
 138
 139                         if map:parse() ~= cbi.FORM_DONE then
 140                                 tpl.render("header")
 141                                 map:render()
 142                                 tpl.render("footer")
 143                         end
 144                 end
 145         else
 146                 luci.template.render("admin_network/wifi_join")
 147         end
 148 end
 149
 150 function wifi_add()
 151         local dev = luci.http.formvalue("device")
 152         local ntm = require "luci.model.network".init()
 153
 154         dev = dev and ntm:get_wifidev(dev)
 155
 156         if dev then
 157                 local net = dev:add_wifinet({
 158                         mode       = "ap",
 159                         ssid       = "OpenWrt",
 160                         encryption = "none"
 161                 })
 162
 163                 ntm:save("wireless")
 164                 luci.http.redirect(net:adminlink())
 165         end
 166 end
 167
 168 function wifi_delete(network)
 169         local ntm = require "luci.model.network".init()
 170
 171         ntm:del_wifinet(network)
 172         ntm:save("wireless")
 173
 174         luci.http.redirect(luci.dispatcher.build_url("admin/network/wireless"))
 175 end
 176
 177 function iface_status()
 178         local path = luci.dispatcher.context.requestpath
 179         local x    = luci.model.uci.cursor_state()
 180         local rv   = { }
 181
 182         local iface
 183         for iface in path[#path]:gmatch("[%w%.%-]+") do
 184                 local dev
 185                 if x:get("network", iface, "type") == "bridge" then
 186                         dev = "br-" .. iface
 187                 else
 188                         dev = x:get("network", iface, "device") or ""
 189                 end
 190
 191                 if #dev == 0 or dev:match("^%d") or dev:match("%W") then
 192                         dev = x:get("network", iface, "ifname") or ""
 193                         dev = dev:match("%S+")
 194                 end
 195
 196                 local info
 197                 local data = { id = iface }
 198                 for _, info in ipairs(nixio.getifaddrs()) do
 199                         local name = info.name:match("[^:]+")
 200                         if name == dev then
 201                                 if info.family == "packet" then
 202                                         data.flags   = info.flags
 203                                         data.stats   = info.data
 204                                         data.macaddr = info.addr
 205                                         data.ifname  = name
 206                                 elseif info.family == "inet" then
 207                                         data.ipaddrs = data.ipaddrs or { }
 208                                         data.ipaddrs[#data.ipaddrs+1] = {
 209                                                 addr      = info.addr,
 210                                                 broadaddr = info.broadaddr,
 211                                                 dstaddr   = info.dstaddr,
 212                                                 netmask   = info.netmask,
 213                                                 prefix    = info.prefix
 214                                         }
 215                                 elseif info.family == "inet6" then
 216                                         data.ip6addrs = data.ip6addrs or { }
 217                                         data.ip6addrs[#data.ip6addrs+1] = {
 218                                                 addr    = info.addr,
 219                                                 netmask = info.netmask,
 220                                                 prefix  = info.prefix
 221                                         }
 222                                 end
 223                         end
 224                 end
 225
 226                 if next(data) then
 227                         rv[#rv+1] = data
 228                 end
 229         end
 230
 231         if #rv > 0 then
 232                 luci.http.prepare_content("application/json")
 233                 luci.http.write_json(rv)
 234                 return
 235         end
 236
 237         luci.http.status(404, "No such device")
 238 end
 239
 240 function iface_reconnect()
 241         local path  = luci.dispatcher.context.requestpath
 242         local iface = path[#path]
 243         local netmd = require "luci.model.network".init()
 244
 245         local net = netmd:get_network(iface)
 246         if net then
 247                 local ifn
 248                 for _, ifn in ipairs(net:get_interfaces()) do
 249                         local wnet = ifn:get_wifinet()
 250                         if wnet then
 251                                 local wdev = wnet:get_device()
 252                                 if wdev then
 253                                         luci.sys.call(
 254                                                 "env -i /sbin/wifi up %q >/dev/null 2>/dev/null"
 255                                                         % wdev:name()
 256                                         )
 257
 258                                         luci.http.status(200, "Reconnected")
 259                                         return
 260                                 end
 261                         end
 262                 end
 263
 264                 luci.sys.call("env -i /sbin/ifup %q >/dev/null 2>/dev/null" % iface)
 265                 luci.http.status(200, "Reconnected")
 266                 return
 267         end
 268
 269         luci.http.status(404, "No such interface")
 270 end
 271
 272 function iface_shutdown()
 273         local path  = luci.dispatcher.context.requestpath
 274         local iface = path[#path]
 275         local netmd = require "luci.model.network".init()
 276
 277         local net = netmd:get_network(iface)
 278         if net then
 279                 luci.sys.call("env -i /sbin/ifdown %q >/dev/null 2>/dev/null" % iface)
 280                 luci.http.status(200, "Shutdown")
 281                 return
 282         end
 283
 284         luci.http.status(404, "No such interface")
 285 end
 286
 287 function iface_delete()
 288         local path  = luci.dispatcher.context.requestpath
 289         local iface = path[#path]
 290         local netmd = require "luci.model.network".init()
 291
 292         local net = netmd:del_network(iface)
 293         if net then
 294                 luci.sys.call("env -i /sbin/ifdown %q >/dev/null 2>/dev/null" % iface)
 295                 luci.http.redirect(luci.dispatcher.build_url("admin/network/network"))
 296                 netmd:commit("network")
 297                 netmd:commit("wireless")
 298                 return
 299         end
 300
 301         luci.http.status(404, "No such interface")
 302 end
 303
 304 function wifi_status()
 305         local path = luci.dispatcher.context.requestpath
 306         local arp  = luci.sys.net.arptable()
 307         local rv   = { }
 308
 309         local dev
 310         for dev in path[#path]:gmatch("[%w%.%-]+") do
 311                 local j = { id = dev }
 312                 local iw = luci.sys.wifi.getiwinfo(dev)
 313                 if iw then
 314                         local f
 315                         for _, f in ipairs({
 316                                 "channel", "frequency", "txpower", "bitrate", "signal", "noise",
 317                                 "quality", "quality_max", "mode", "ssid", "bssid", "country",
 318                                 "encryption", "ifname", "assoclist"
 319                         }) do
 320                                 j[f] = iw[f]
 321                         end
 322                 end
 323                 rv[#rv+1] = j
 324         end
 325
 326         if #rv > 0 then
 327                 luci.http.prepare_content("application/json")
 328                 luci.http.write_json(rv)
 329                 return
 330         end
 331
 332         luci.http.status(404, "No such device")
 333 end
 334
 335 function lease_status()
 336         local rv = { }
 337         local leasefile = "/var/dhcp.leases"
 338
 339         local uci = require "luci.model.uci".cursor()
 340         local nfs = require "nixio.fs"
 341
 342         uci:foreach("dhcp", "dnsmasq",
 343                 function(s)
 344                         if s.leasefile and nfs.access(s.leasefile) then
 345                                 leasefile = s.leasefile
 346                                 return false
 347                         end
 348                 end)
 349
 350         local fd = io.open(leasefile, "r")
 351         if fd then
 352                 while true do
 353                         local ln = fd:read("*l")
 354                         if not ln then
 355                                 break
 356                         else
 357                                 local ts, mac, ip, name = ln:match("^(%d+) (%S+) (%S+) (%S+)")
 358                                 if ts and mac and ip and name then
 359                                         rv[#rv+1] = {
 360                                                 expires  = os.difftime(tonumber(ts) or 0, os.time()),
 361                                                 macaddr  = mac,
 362                                                 ipaddr   = ip,
 363                                                 hostname = (name ~= "*") and name
 364                                         }
 365                                 end
 366                         end
 367                 end
 368                 fd:close()
 369         end
 370
 371         luci.http.prepare_content("application/json")
 372         luci.http.write_json(rv)
 373 end