luci-app-statistics: add support for thermal stats

Add support for temperature data from collect-mod-thermal

Signed-off-by: Hannu Nyman <hannu.nyman@iki.fi>

applications/luci-app-statistics/luasrc/controller/luci_statistics/luci_statistics.lua

@@ -50,6 +50,7 @@ function index()
 		sensors     = _("Sensors"),
 		splash_leases = _("Splash Leases"),
 		tcpconns	= _("TCP Connections"),
+		thermal	= 	_("Thermal"),
 		unixsock	= _("UnixSock"),
 		uptime		= _("Uptime")
 	}
@@ -57,8 +58,12 @@ function index()
 	-- our collectd menu
 	local collectd_menu = {
 		output  = { "csv", "network", "rrdtool", "unixsock" },
-		general = { "cpu", "cpufreq", "df", "disk", "email", "entropy", "exec", "irq", "load", "memory", "nut", "processes", "sensors", "uptime" },
-		network = { "conntrack", "dns", "interface", "iptables", "netlink", "olsrd", "openvpn", "ping", "splash_leases", "tcpconns", "iwinfo" }
+		general = { "cpu", "cpufreq", "df", "disk", "email",
+			"entropy", "exec", "irq", "load", "memory",
+			"nut", "processes", "sensors", "thermal", "uptime" },
+		network = { "conntrack", "dns", "interface", "iptables",
+			"netlink", "olsrd", "openvpn", "ping",
+			"splash_leases", "tcpconns", "iwinfo" }
 	}
 
 	-- create toplevel menu nodes

applications/luci-app-statistics/luasrc/model/cbi/luci_statistics/thermal.lua

@@ -0,0 +1,29 @@
+-- Licensed to the public under the Apache License 2.0.
+
+m = Map("luci_statistics",
+	translate("Thermal Plugin Configuration"),
+	translate("The thermal plugin will monitor temperature of the system. " ..
+		"Data is typically read from /sys/class/thermal/*/temp " ..
+		"( '*' denotes the thermal device to be read, e.g. thermal_zone1 )")
+	)
+
+-- collectd_thermal config section
+s = m:section( NamedSection, "collectd_thermal", "luci_statistics" )
+
+-- collectd_thermal.enable
+enable = s:option( Flag, "enable", translate("Enable this plugin") )
+enable.default = 0
+
+-- collectd_thermal.tz (Device)
+tz = s:option( Value, "Device", translate("Monitor device(s) / thermal zone(s)"),
+		translate("Empty value = monitor all") )
+tz.optional = true
+tz:depends( "enable", 1 )
+
+-- collectd_thermal.ignoreselected (IgnoreSelected)
+ignoreselected = s:option( Flag, "IgnoreSelected", translate("Monitor all except specified") )
+ignoreselected.default  = 0
+ignoreselected.optional = true
+ignoreselected:depends( "enable", 1 )
+
+return m

applications/luci-app-statistics/luasrc/statistics/rrdtool/definitions/thermal.lua

@@ -0,0 +1,20 @@
+-- Licensed to the public under the Apache License 2.0.
+
+module("luci.statistics.rrdtool.definitions.thermal",package.seeall)
+
+function rrdargs( graph, plugin, plugin_instance, dtype )
+
+	return {
+		title = "%H: Temperature of %pi",
+		alt_autoscale = true,
+		vlabel = "Celsius",
+		number_format = "%3.1lf%s",
+		data = {
+			types = { "temperature" },
+			options = {
+				temperature = { color = "ff0000", title = "Temperature", noarea=true },
+			}
+		}
+	}
+end
+

applications/luci-app-statistics/root/etc/config/luci_statistics

@@ -154,6 +154,11 @@ config statistics 'collectd_tcpconns'
 	option ListeningPorts '0'
 	option LocalPorts '22 80'
 
+config statistics 'collectd_thermal'
+	option enable '0'
+	option IgnoreSelected '0'
+	option Device ''
+
 config statistics 'collectd_uptime'
 	option enable '0'
 

applications/luci-app-statistics/root/usr/bin/stat-genconfig

@@ -423,6 +423,12 @@ plugins = {
 		{ "LocalPorts", "RemotePorts" }
 	},
 
+	thermal	= {
+		{ },
+		{ "IgnoreSelected" },
+		{ "Device" }
+	},
+
 	unixsock = {
 		{ "SocketFile", "SocketGroup", "SocketPerms" },
 		{ },