collect-loadavg.sysctl.sh

#!/bin/sh

# Copyright 2015-2020 Rivoreo

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# the following conditions:

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# included in all copies or substantial portions of the Software.

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if [ -z "${PROGRAM_DIR+set}" ]; then
	echo "You should not run this script directly" 1>&2
	exit 255
fi

while true; do
	loadavg="`sysctl -n vm.loadavg`"
	loadavg="${loadavg#\{ }"
	loadavg="${loadavg% \}}"
	set -- $loadavg
	if [ -n "$INFLUXDB_BASE_URL" ]; then
		http_post "${INFLUXDB_BASE_URL}write?db=$INFLUXDB_DB_NAME" \
			"loadavg,host=$HOSTNAME avg1m=$1,avg5m=$2,avg15m=$3" 1>&2
	fi
	if [ -n "$CARBON_SERVER" ]; then
		printf '%s\n%s\n%s\n' \
			"loadavg.$HOSTNAME.avg1m $1 -1" \
			"loadavg.$HOSTNAME.avg5m $2 -1" \
			"loadavg.$HOSTNAME.avg15m $3 -1"
	fi
	sleep "$INTERVAL"
done | send_carbon_lines