collect-cpustat.sysstat-sar.sh

#!/bin/sh

# Copyright 2015-2020 Rivoreo

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if [ -z "${PROGRAM_DIR+set}" ]; then
	echo "You should not run this script directly" 1>&2
	exit 255
fi
[ -z "$SAR" ] && SAR=sar
export LC_TIME=C
# Remove '-P ALL' to submit average value only
$SAR -P ALL -u "$INTERVAL" | sed -ur -e "/^[0-9]{2}:[0-9]{2}:[0-9]{2}/!d" -e "s/[0-9]{2}:[0-9]{2}:[0-9]{2}.{4}//" | while read -r line; do
	set -- $line
	if [ $# != 7 ]; then
		echo "data error: # $# != 7" 1>&2
		continue
	fi
	[ "$1" = CPU ] && continue
	cpu="$1"
	[ "$cpu" = all ] && cpu=avg
	if [ -n "$INFLUXDB_BASE_URL" ]; then
		http_post "${INFLUXDB_BASE_URL}write?db=$INFLUXDB_DB_NAME" \
			"cpustat,host=$HOSTNAME,cpu=$cpu user=$2,nice=$3,system=$4,iowait=$5,steal=$6,idle=$7" 1>&2
	fi
	if [ -n "$CARBON_SERVER" ]; then
		printf '%s\n%s\n%s\n%s\n%s\n%s\n' \
			"cpustat.$HOSTNAME.$cpu.user $2 -1" \
			"cpustat.$HOSTNAME.$cpu.nice $3 -1" \
			"cpustat.$HOSTNAME.$cpu.system $4 -1" \
			"cpustat.$HOSTNAME.$cpu.iowait $5 -1" \
			"cpustat.$HOSTNAME.$cpu.steal $6 -1" \
			"cpustat.$HOSTNAME.$cpu.idle $7 -1"
	fi
done | send_carbon_lines