2 LuCI - Lua Configuration Interface
4 Copyright 2010 Jo-Philipp Wich <xm@subsignal.org>
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
10 http://www.apache.org/licenses/LICENSE-2.0
13 local sys = require "luci.sys"
14 local fs = require "nixio.fs"
16 m = SimpleForm("wol", translate("Wake on LAN"),
17 translate("Wake on LAN is a mechanism to remotely boot computers in the local network."))
19 m.submit = translate("Wake up host")
23 local has_ewk = fs.access("/usr/bin/etherwake")
24 local has_wol = fs.access("/usr/bin/wol")
26 if luci.http.formvalue("cbi.submit") then
27 local host = luci.http.formvalue("cbid.wol.1.mac")
28 if host and #host > 0 then
30 local util = luci.http.formvalue("cbid.wol.1.binary") or (
31 has_ewk and "/usr/bin/etherwake" or "/usr/bin/wol"
34 if util == "/usr/bin/etherwake" then
35 local iface = luci.http.formvalue("cbid.wol.1.iface")
37 util, (iface ~= "" and " -i %q" % iface or ""), host
40 cmd = "%s -v %q" %{ util, host }
43 is = m:section(SimpleSection)
47 "<p><br /><strong>%s</strong><br /><br /><code>%s<br /><br />" %{
48 translate("Starting WoL utility:"), cmd
52 local p = io.popen(cmd .. " 2>&1")
55 local l = p:read("*l")
57 if #l > 100 then l = l:sub(1, 100) .. "..." end
58 luci.http.write(l .. "<br />")
66 luci.http.write("</code><br /></p>")
72 s = m:section(SimpleSection)
75 local e, ip, mac, name
77 if has_ewk and has_wol then
78 bin = s:option(ListValue, "binary", translate("WoL program"),
79 translate("Sometimes only one of both tools work. If one of fails, try the other one"))
81 bin:value("/usr/bin/etherwake", "Etherwake")
82 bin:value("/usr/bin/wol", "WoL")
86 iface = s:option(ListValue, "iface", translate("Network interface to use"),
87 translate("Specifies the interface the WoL packet is sent on"))
90 iface:depends("binary", "/usr/bin/etherwake")
93 iface:value("", translate("Broadcast on all interfaces"))
95 for _, e in ipairs(sys.net.devices()) do
96 if e ~= "lo" then iface:value(e) end
101 for _, e in ipairs(sys.net.arptable()) do
102 arp[e["HW address"]] = { e["IP address"] }
105 for e in io.lines("/etc/ethers") do
106 mac, ip = e:match("^([a-f0-9]%S+) (%S+)")
107 if mac and ip then arp[mac] = { ip } end
110 for e in io.lines("/var/dhcp.leases") do
111 mac, ip, name = e:match("^%d+ (%S+) (%S+) (%S+)")
112 if mac and ip then arp[mac] = { ip, name ~= "*" and name } end
115 host = s:option(Value, "mac", translate("Host to wake up"),
116 translate("Choose the host to wake up or enter a custom MAC address to use"))
118 for mac, ip in pairs(arp) do
119 host:value(mac, "%s (%s)" %{ mac, ip[2] or ip[1] })