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

   1 -- Copyright 2009-2010 Jo-Philipp Wich <xm@subsignal.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 newnet = m:field(Value, "_netname", translate("Name of the new interface"),
  14         translate("The allowed characters are: <code>A-Z</code>, <code>a-z</code>, " ..
  15                 "<code>0-9</code> and <code>_</code>"
  16         ))
  17
  18 newnet:depends("_attach", "")
  19 newnet.default = arg[1] and "net_" .. arg[1]:gsub("[^%w_]+", "_")
  20 newnet.datatype = "uciname"
  21
  22 newproto = m:field(ListValue, "_netproto", translate("Protocol of the new interface"))
  23
  24 netbridge = m:field(Flag, "_bridge", translate("Create a bridge over multiple interfaces"))
  25
  26
  27 sifname = m:field(Value, "_ifname", translate("Cover the following interface"))
  28
  29 sifname.widget = "radio"
  30 sifname.template  = "cbi/network_ifacelist"
  31 sifname.nobridges = true
  32
  33
  34 mifname = m:field(Value, "_ifnames", translate("Cover the following interfaces"))
  35
  36 mifname.widget = "checkbox"
  37 mifname.template  = "cbi/network_ifacelist"
  38 mifname.nobridges = true
  39
  40
  41 local _, p
  42 for _, p in ipairs(nw:get_protocols()) do
  43         if p:is_installed() then
  44                 newproto:value(p:proto(), p:get_i18n())
  45                 if not p:is_virtual()  then netbridge:depends("_netproto", p:proto()) end
  46                 if not p:is_floating() then
  47                         sifname:depends({ _bridge = "",  _netproto = p:proto()})
  48                         mifname:depends({ _bridge = "1", _netproto = p:proto()})
  49                 end
  50         end
  51 end
  52
  53 function newproto.validate(self, value, section)
  54         local name = newnet:formvalue(section)
  55         if not name or #name == 0 then
  56                 newnet:add_error(section, translate("No network name specified"))
  57         elseif m:get(name) then
  58                 newnet:add_error(section, translate("The given network name is not unique"))
  59         end
  60
  61         local proto = nw:get_protocol(value)
  62         if proto and not proto:is_floating() then
  63                 local br = (netbridge:formvalue(section) == "1")
  64                 local ifn = br and mifname:formvalue(section) or sifname:formvalue(section)
  65                 for ifn in utl.imatch(ifn) do
  66                         return value
  67                 end
  68                 return nil, translate("The selected protocol needs a device assigned")
  69         end
  70         return value
  71 end
  72
  73 function newproto.write(self, section, value)
  74         local name = newnet:formvalue(section)
  75         if name and #name > 0 then
  76                 local br = (netbridge:formvalue(section) == "1") and "bridge" or nil
  77                 local net = nw:add_network(name, { proto = value, type = br })
  78                 if net then
  79                         local ifn
  80                         for ifn in utl.imatch(
  81                                 br and mifname:formvalue(section) or sifname:formvalue(section)
  82                         ) do
  83                                 net:add_interface(ifn)
  84                         end
  85                         nw:save("network")
  86                         nw:save("wireless")
  87                 end
  88                 luci.http.redirect(luci.dispatcher.build_url("admin/network/network", name))
  89         end
  90 end
  91
  92 return m