Rework LuCI build system

[project/luci.git] / applications / luci-app-wol / luasrc / model / cbi / wol.lua

diff --git a/applications/luci-app-wol/luasrc/model/cbi/wol.lua b/applications/luci-app-wol/luasrc/model/cbi/wol.lua
new file mode 100644 (file)
index 0000000..ece9e49
--- /dev/null
+++ b/applications/luci-app-wol/luasrc/model/cbi/wol.lua
@@ -0,0 +1,103 @@
+--[[
+LuCI - Lua Configuration Interface
+
+Copyright 2010 Jo-Philipp Wich <xm@subsignal.org>
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+       http://www.apache.org/licenses/LICENSE-2.0
+]]--
+
+local sys = require "luci.sys"
+local fs  = require "nixio.fs"
+
+m = SimpleForm("wol", translate("Wake on LAN"),
+       translate("Wake on LAN is a mechanism to remotely boot computers in the local network."))
+
+m.submit = translate("Wake up host")
+m.reset  = false
+
+
+local has_ewk = fs.access("/usr/bin/etherwake")
+local has_wol = fs.access("/usr/bin/wol")
+
+
+s = m:section(SimpleSection)
+
+if has_ewk and has_wol then
+       bin = s:option(ListValue, "binary", translate("WoL program"),
+               translate("Sometimes only one of the two tools works. If one fails, try the other one"))
+
+       bin:value("/usr/bin/etherwake", "Etherwake")
+       bin:value("/usr/bin/wol", "WoL")
+end
+
+if has_ewk then
+       iface = s:option(ListValue, "iface", translate("Network interface to use"),
+               translate("Specifies the interface the WoL packet is sent on"))
+
+       if has_wol then
+               iface:depends("binary", "/usr/bin/etherwake")
+       end
+
+       iface:value("", translate("Broadcast on all interfaces"))
+
+       for _, e in ipairs(sys.net.devices()) do
+               if e ~= "lo" then iface:value(e) end
+       end
+end
+
+
+host = s:option(Value, "mac", translate("Host to wake up"),
+       translate("Choose the host to wake up or enter a custom MAC address to use"))
+
+sys.net.mac_hints(function(mac, name)
+       host:value(mac, "%s (%s)" %{ mac, name })
+end)
+
+
+function host.write(self, s, val)
+       local host = luci.http.formvalue("cbid.wol.1.mac")
+       if host and #host > 0 and host:match("^[a-fA-F0-9:]+$") then
+               local cmd
+               local util = luci.http.formvalue("cbid.wol.1.binary") or (
+                       has_ewk and "/usr/bin/etherwake" or "/usr/bin/wol"
+               )
+
+               if util == "/usr/bin/etherwake" then
+                       local iface = luci.http.formvalue("cbid.wol.1.iface")
+                       cmd = "%s -D%s %q" %{
+                               util, (iface ~= "" and " -i %q" % iface or ""), host
+                       }
+               else
+                       cmd = "%s -v %q" %{ util, host }
+               end
+
+               local msg = "<p><strong>%s</strong><br /><br /><code>%s<br /><br />" %{
+                       translate("Starting WoL utility:"), cmd
+               }
+
+               local p = io.popen(cmd .. " 2>&1")
+               if p then
+                       while true do
+                               local l = p:read("*l")
+                               if l then
+                                       if #l > 100 then l = l:sub(1, 100) .. "..." end
+                                       msg = msg .. l .. "<br />"
+                               else
+                                       break
+                               end
+                       end
+                       p:close()
+               end
+
+               msg = msg .. "</code></p>"
+
+               m.message = msg
+       end
+end
+
+
+return m