form.lua

嵌入式无线路由系统openwrt的web配置工具

#!/usr/bin/lua
-- Copyright (C) 2008 OpenRB.com
require('fslib')

data = datajson()

cfgvars = {
  values = { proto = 'none' },
  params = {},
  wifidevice = {},
  wifiiface = {},
  iwinfo = {},
  bridges = {}
}

if (data ~= nil and data['id'] ~= nil) then
  -- find config name for given interface if it's wireless
  cfgvars['params']['wifidevice'] = checkwifi(data['id'])
  cfgName = iftocfg(data['id'])

  -- check that config entry was found
  if (cfgName ~= nil) then
    cfgvars['values'] = uci.init('network', cfgName)
    cfgvars['params']['id'] = cfgName
  end

  cfgvars['params']['ifname'] = data['id']

  -- interface has wext, add wifi values
  if (cfgvars['params']['wifidevice'] ~= nil) then
    -- find section to load from wireless config file
    wifiCfgName = findstate('wireless', {nil, nil, 'ifname', data['id']}, 2)
    -- get wifi device options
    if (wifiCfgName ~= nil) then
      cfgvars['wifiiface'] = uci.init('wireless', wifiCfgName)
      cfgvars['wifimode'] = 'sta'
      wlancmd = 'list ap'

      if (cfgvars['wifiiface'] ~= nil) then
        cfgvars['params']['wifiiface'] = cfgvars['wifiiface']['.name']

        if (cfgvars['wifiiface']['mode'] == 'ap') then
          wlancmd = 'list sta'
          cfgvars['wifimode'] = 'ap'
        end
      end

      cfgvars['wifiinfo'] = readlines('wlanconfig ' .. data['id'] .. ' ' .. wlancmd, 1, true)
    end
    
    -- get wifi iface options
    cfgvars['wifidevice'] = uci.init('wireless', cfgName)
    
    -- get channel list
    cfgvars['iwinfo'] = proc('iw-info ' .. data['id'])
    cfgvars['wificcode'] = wifigetcc()

    bridges = proc('if-json -s')
    -- show possible bridge list
    for bridge, status in pairs(bridges) do
      -- ifname must start with "eth"
      if (bridge:find('eth', 1, true) ~= nil) then
        cfgname = iftocfg(bridge)

        if (cfgname ~= nil) then
          table.insert(cfgvars['bridges'], {cfgname, bridge})
        end
      end
    end
  end
elseif (data ~= nil and data['bridge']) then
  cfgvars.values['type'] = 'bridge'
  cfgvars.params['new'] = true
  cfgvars.params['new_bridge'] = true

  -- find next name for bridge
  for i=0,9,1 do
    brname = 'br' .. i
    if (uci.get('network', brname) == nil) then
      cfgvars.values['brname'] = brname
      break
    end
  end
end

io.write(json.encode(cfgvars))