modules/luci-mod-admin-full/luasrc/model/cbi/admin_network/iface_add.lua

   1 -- Copyright 2009-2010 Jo-Philipp Wich <jow@openwrt.org>
   2 -- Licensed to the public under the Apache License 2.0.
   3
   4 local nw  = require "luci.model.network".init()
   5 local fw  = require "luci.model.firewall".init()
   6 local utl = require "luci.util"
   7 local uci = require "luci.model.uci".cursor()
   8
   9 m = SimpleForm("network", translate("Create Interface"))
  10 m.redirect = luci.dispatcher.build_url("admin/network/network")
  11 m.reset = false
  12
  13 function m.on_cancel()
  14         luci.http.redirect(luci.dispatcher.build_url("admin/network/network"))
  15 end
  16
  17 newnet = m:field(Value, "_netname", translate("Name of the new interface"),
  18         translate("The allowed characters are: <code>A-Z</code>, <code>a-z</code>, " ..
  19                 "<code>0-9</code> and <code>_</code>"
  20         ))
  21
  22 newnet:depends("_attach", "")
  23 newnet.default = arg[1] and "net_" .. arg[1]:gsub("[^%w_]+", "_")
  24 newnet.datatype = "and(uciname,maxlength(15))"
  25
  26 advice = m:field(DummyValue, "d1", translate("Note: interface name length"),
  27          translate("Maximum length of the name is 15 characters including " ..
  28                 "the automatic protocol/bridge prefix (br-, 6in4-, pppoe- etc.)"
  29         ))
  30
  31 newproto = m:field(ListValue, "_netproto", translate("Protocol of the new interface"))
  32
  33 netbridge = m:field(Flag, "_bridge", translate("Create a bridge over multiple interfaces"))
  34
  35
  36 sifname = m:field(Value, "_ifname", translate("Cover the following interface"))
  37
  38 sifname.widget = "radio"
  39 sifname.template  = "cbi/network_ifacelist"
  40 sifname.nobridges = true
  41
  42
  43 mifname = m:field(Value, "_ifnames", translate("Cover the following interfaces"))
  44
  45 mifname.widget = "checkbox"
  46 mifname.template  = "cbi/network_ifacelist"
  47 mifname.nobridges = true
  48
  49
  50 local _, p
  51 for _, p in ipairs(nw:get_protocols()) do
  52         if p:is_installed() then
  53                 newproto:value(p:proto(), p:get_i18n())
  54                 if not p:is_virtual()  then netbridge:depends("_netproto", p:proto()) end
  55                 if not p:is_floating() then
  56                         sifname:depends({ _bridge = "",  _netproto = p:proto()})
  57                         mifname:depends({ _bridge = "1", _netproto = p:proto()})
  58                 end
  59         end
  60 end
  61
  62 function newproto.validate(self, value, section)
  63         local name = newnet:formvalue(section)
  64         if not name or #name == 0 then
  65                 newnet:add_error(section, translate("No network name specified"))
  66         elseif m:get(name) then
  67                 newnet:add_error(section, translate("The given network name is not unique"))
  68         end
  69
  70         local proto = nw:get_protocol(value)
  71         if proto and not proto:is_floating() then
  72                 local br = (netbridge:formvalue(section) == "1")
  73                 local ifn = br and mifname:formvalue(section) or sifname:formvalue(section)
  74                 for ifn in utl.imatch(ifn) do
  75                         return value
  76                 end
  77                 return nil, translate("The selected protocol needs a device assigned")
  78         end
  79         return value
  80 end
  81
  82 function newproto.write(self, section, value)
  83         local name = newnet:formvalue(section)
  84         if name and #name > 0 then
  85                 local br = (netbridge:formvalue(section) == "1") and "bridge" or nil
  86                 local net = nw:add_network(name, { proto = value, type = br })
  87                 if net then
  88                         local ifn
  89                         for ifn in utl.imatch(
  90                                 br and mifname:formvalue(section) or sifname:formvalue(section)
  91                         ) do
  92                                 net:add_interface(ifn)
  93                         end
  94                         nw:save("network")
  95                         nw:save("wireless")
  96                 end
  97                 luci.http.redirect(luci.dispatcher.build_url("admin/network/network", name))
  98         end
  99 end
 100
 101 return m