16bbe45e95
Add the ability to send the WOL packet to the broadcast address, if etherwake is used as the wol tool. Modified from the original idea in #975 Signed-off-by: Hannu Nyman <hannu.nyman@iki.fi>
103 lines
2.5 KiB
Lua
103 lines
2.5 KiB
Lua
-- Copyright 2010 Jo-Philipp Wich <jow@openwrt.org>
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-- Licensed to the public under the Apache License 2.0.
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local sys = require "luci.sys"
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local fs = require "nixio.fs"
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m = SimpleForm("wol", translate("Wake on LAN"),
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translate("Wake on LAN is a mechanism to remotely boot computers in the local network."))
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m.submit = translate("Wake up host")
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m.reset = false
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local has_ewk = fs.access("/usr/bin/etherwake")
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local has_wol = fs.access("/usr/bin/wol")
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s = m:section(SimpleSection)
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if has_ewk and has_wol then
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bin = s:option(ListValue, "binary", translate("WoL program"),
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translate("Sometimes only one of the two tools works. If one fails, try the other one"))
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bin:value("/usr/bin/etherwake", "Etherwake")
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bin:value("/usr/bin/wol", "WoL")
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end
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if has_ewk then
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iface = s:option(ListValue, "iface", translate("Network interface to use"),
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translate("Specifies the interface the WoL packet is sent on"))
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if has_wol then
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iface:depends("binary", "/usr/bin/etherwake")
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end
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iface:value("", translate("Broadcast on all interfaces"))
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for _, e in ipairs(sys.net.devices()) do
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if e ~= "lo" then iface:value(e) end
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end
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end
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host = s:option(Value, "mac", translate("Host to wake up"),
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translate("Choose the host to wake up or enter a custom MAC address to use"))
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sys.net.mac_hints(function(mac, name)
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host:value(mac, "%s (%s)" %{ mac, name })
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end)
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if has_ewk then
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broadcast = s:option(Flag, "broadcast",
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translate("Send to broadcast address"))
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if has_wol then
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broadcast:depends("binary", "/usr/bin/etherwake")
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end
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end
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function host.write(self, s, val)
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local host = luci.http.formvalue("cbid.wol.1.mac")
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if host and #host > 0 and host:match("^[a-fA-F0-9:]+$") then
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local cmd
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local util = luci.http.formvalue("cbid.wol.1.binary") or (
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has_ewk and "/usr/bin/etherwake" or "/usr/bin/wol"
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)
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if util == "/usr/bin/etherwake" then
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local iface = luci.http.formvalue("cbid.wol.1.iface")
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local broadcast = luci.http.formvalue("cbid.wol.1.broadcast")
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cmd = "%s -D%s %s %q" %{
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util, (iface ~= "" and " -i %q" % iface or ""),
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(broadcast == "1" and " -b" or ""), host
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}
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else
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cmd = "%s -v %q" %{ util, host }
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end
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local msg = "<p><strong>%s</strong><br /><br /><code>%s<br /><br />" %{
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translate("Starting WoL utility:"), cmd
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}
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local p = io.popen(cmd .. " 2>&1")
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if p then
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while true do
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local l = p:read("*l")
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if l then
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if #l > 100 then l = l:sub(1, 100) .. "..." end
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msg = msg .. l .. "<br />"
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else
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break
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end
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end
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p:close()
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end
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msg = msg .. "</code></p>"
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m.message = msg
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end
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end
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return m
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