Telegraf

''agent written in Go for collecting metrics from the system it's running on, or from other services, and writing them into InfluxDB. ''
 * https://github.com/influxdb/telegraf
 * https://influxdata.com/time-series-platform/telegraf/

Telegraf propose de nombreux plugins pour aerospike apache bcache disque docker elasticsearch exec (generic JSON-emitting executable plugin) haproxy httpjson (generic JSON-emitting http service plugin) influxdb jolokia leofs lustre2 mailchimp memcached mongodb mysql nginx nsq phpfpm phusion passenger ping postgresql powerdns procstat prometheus puppetagent rabbitmq redis rethinkdb sql server (microsoft) twemproxy zfs zookeeper sensors snmp win_perf_counters (windows performance counters) system

=Installation=

Sur Debian
Il faut préalablement installer et démarrer InfluxDB.

wget http://get.influxdb.org/telegraf/telegraf_0.10.1-1_amd64.deb sudo dpkg -i telegraf_0.10.1-1_amd64.deb telegraf -help telegraf --usage mysql telegraf --usage influxdb

Avec Docker
Suivre
 * https://hub.docker.com/r/bbailey/telegraf/
 * https://github.com/benfb/docker-telegraf

=Configuration= telegraf -sample-config > telegraf.conf

Editer le fichier de configuration telegraf.conf pour donner le serveur influxdb (par défaut localhost).

=Lancement= telegraf -config telegraf.conf -input-filter cpu:mem:disk:diskio:swap:net:netstat -output-filter influxdb

=Requêtes=

Depuis le shell influx
SHOW DATABASES USE telegraf

SELECT * FROM cpu SELECT * FROM cpu, mem LIMIT 1 SELECT * FROM /.*/ LIMIT 1

Depuis Chronograf
Ajouter un graphique avec SELECT * FROM cpu

Depuis Grafana
Importer et configurer le dashboard pour Telegraf via la console Web ou la ligne de commande.

=Extra: Telegraf usages=
 * 1) !/bin/sh

PLUGINS=" aerospike \ apache \ bcache \ disque \ docker \ elasticsearch \ exec \ haproxy \ httpjson \ influxdb \ jolokia \ leofs \ lustre2 \ mailchimp \ memcached \ mongodb \ mysql \ nginx \ nsq \ phpfpm \ phusion \ ping \ postgresql  \ powerdns \ procstat \ prometheus \ puppetagent \ rabbitmq \ redis \ rethinkdb \ sqlserver \ twemproxy  \ zfs \ zookeeper \ sensors \ snmp \ win_perf_counters \ system  \ statsd \ kafka_consumer \ github_webhooks \ influxdb \ amon \ amqp \ kinesis \ cloudwatch \ datadog \ graphite \ kafka \ librato \ mqtt \ nsq \ opentsdb \ prometheus \ riemann \ "

for p in $PLUGINS do echo "\n===============" echo $p echo "===============" telegraf --usage $p done