updown.lua

来自「嵌入式无线路由系统openwrt的web配置工具」· LUA 代码 · 共 30 行

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

data = datajson() or {}
-- check that ifname ('id' param) is supplied
if (data['id'] ~= nil) then
  ifname = data['id']
  -- check status
  ifnames = proc('if-json -s')
  up = (ifnames[ifname] == 1 and true or false)
  -- convert ifname to uci config, ignore bridges
  if ifname:find('^br--') ~= nil or ifname:find('^bond') ~= nil then
    cfgname = nil
  else
    cfgname = iftocfg(ifname)
  end

  if (cfgname ~= nil) then
    -- uci config is found, use built-in command
    cmd = (up == true and 'ifdown ' .. cfgname or 'ifup ' .. cfgname)
  else
    -- otherwise, use ifconfig
    cmd = 'ifconfig ' .. ifname .. (up == true and ' down' or ' up')
  end

  -- switch interface state
  os.execute(cmd)
end