From 3094d4c7219f9735e2d7358b0c545d5cde6a81cf Mon Sep 17 00:00:00 2001
From: "Costa Tsaousis (ktsaou)" <costa@tsaousis.gr>
Date: Sat, 3 Oct 2015 12:59:12 +0300
Subject: [PATCH] added temperature charts.d plugin

---
 charts.d/temp.chart.sh | 108 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 108 insertions(+)
 create mode 100755 charts.d/temp.chart.sh

diff --git a/charts.d/temp.chart.sh b/charts.d/temp.chart.sh
new file mode 100755
index 00000000..50af5b39
--- /dev/null
+++ b/charts.d/temp.chart.sh
@@ -0,0 +1,108 @@
+#!/bin/sh
+
+# if this chart is called X.chart.sh, then all functions and global variables
+# must start with X_
+
+# _update_every is a special variable - it holds the number of seconds
+# between the calls of the _update() function
+temp_update_every=
+
+temp_find_all_files() {
+	find $1 -name temp\?_input -o -name temp 2>/dev/null
+}
+
+temp_find_all_dirs() {
+	temp_find_all_files $1 | while read
+	do
+		dirname $REPLY
+	done | sort -u
+}
+
+# _check is called once, to find out if this chart should be enabled or not
+temp_check() {
+
+	# this should return:
+	#  - 0 to enable the chart
+	#  - 1 to disable the chart
+
+	[ ! -z "$( temp_find_all_files /sys/devices/ )" ] && return 0
+	return 1
+}
+
+# _create is called once, to create the charts
+temp_create() {
+	local path= dir= name= x= file= lfile= labelname= labelid= device= subsystem= id= type=
+
+	echo >$TMP_DIR/temp.sh "temp_update() {"
+
+	for path in $( temp_find_all_dirs /sys/devices/ | sort -u )
+	do
+		dir=$( basename $path )
+		device=
+		subsystem=
+		id=
+		type=
+		name=
+
+		[ -h $path/device ] && device=$( readlink -f $path/device )
+		[ ! -z "$device" ] && device=$( basename $device )
+		[ -z "$device" ] && device="$dir"
+
+		[ -h $path/subsystem ] && subsystem=$( readlink -f $path/subsystem )
+		[ ! -z "$subsystem" ] && subsystem=$( basename $subsystem )
+		[ -z "$subsystem" ] && subsystem="$dir"
+
+		[ -f $path/name ] && name=$( cat $path/name )
+		[ -z "$name" ] && name="$dir"
+
+		[ -f $path/type ] && type=$( cat $path/type )
+		[ -z "$type" ] && type="$dir"
+
+		id="$( fixid "$device.$subsystem.$dir" )"
+
+		echo >&2 "charts.d: temperature sensors on path='$path', dir='$dir', device='$device', subsystem='$subsystem', id='$id', name='$name'"
+
+		echo "CHART temperature.${id} '' '${name} Temperature' 'Temperature' 'Celcius Degrees' '' line 6000 $temp_update_every"
+		echo >>$TMP_DIR/temp.sh "echo \"BEGIN temperature.${id} \$1\""
+
+		for x in $( temp_find_all_files $path | sort -u )
+		do
+			file="$x"
+			fid="$( fixid "$file" )"
+			lfile="$( basename $file | sed "s|_input$|_label|g" )"
+			labelname="$( basename $file )"
+
+			if [ ! "$path/$lfile" = "$file" -a -f "$path/$lfile" ]
+				then
+				labelname="$( cat "$path/$lfile" )"
+			fi
+
+			echo "DIMENSION $fid '$labelname' absolute 1 1000"
+			echo >>$TMP_DIR/temp.sh "printf \"SET $fid = \"; cat $file "
+			
+			# echo >&2 "charts.d: temperature sensor on file='$file', label='$labelname'"
+		done
+
+		echo >>$TMP_DIR/temp.sh "echo END"
+	done
+
+	echo >>$TMP_DIR/temp.sh "}"
+	. $TMP_DIR/temp.sh
+
+	return 0
+}
+
+# _update is called continiously, to collect the values
+temp_update() {
+	# the first argument to this function is the microseconds since last update
+	# pass this parameter to the BEGIN statement (see bellow).
+
+	# do all the work to collect / calculate the values
+	# for each dimension
+	# remember: KEEP IT SIMPLE AND SHORT
+
+#	. $TMP_DIR/temp.sh $1
+
+	return 0
+}
+
-- 
2.39.2