fluent-plugin-munin 
Component
Fluentd Input plugin to fetch munin-node metrics data with custom intervals.
Installation
native gem
gem install fluent-plugin-munin
td-agent gem
/usr/lib64/fluent/ruby/bin/fluent-gem install fluent-plugin-munin
td-agent2 gem
/usr/sbin/td-agent-gem install fluent-plugin-munin
Configuration
Config Sample
<source>
type munin
host localhost # Optional (default: localhost)
port 4949 # Optional (default: 4949)
interval 10s # Optional (default: 1m)
tag_prefix input.munin # Required
# specify munin plugin names by comma separated values.
service cpu # Optional (not specify, fetch all enabled munin metrics)
# inserting hostname into record.
record_hostname yes # Optional (default: no)
# converting values type from string to number.
convert_type yes # Optional (default: no)
# metrics datasets to be nested or separated record.
nest_result no # Optional (default: no)
nest_key data # Optional (default: result)
</source>
<match input.munin.*>
type stdout
</match>
Output Sample
record_hostname: no, nest_result: no #DEFAULT
input.munin.cpu: {"service":"cpu","user":"113183","nice":"340","system":"26584","idle":"74205345","iowait":"26134","irq":"1","softirq":"506","steal":"0","guest":"0"}
tag_prefix: input.${hostname}-munin, record_hostname: yes, nest_result: no
input.myhost.example.com-munin.cpu: {"hostname":"myhost.example.com","service":"cpu","user":"113183","nice":"340","system":"26584","idle":"74205345","iowait":"26134","irq":"1","softirq":"506","steal":"0","guest":"0"}
record_hostname: yes, nest_result: no
input.munin.cpu: {"hostname":"myhost.example.com","service":"cpu","user":"113183","nice":"340","system":"26584","idle":"74205345","iowait":"26134","irq":"1","softirq":"506","steal":"0","guest":"0"}
record_hostname: yes, nest_result: no, convert_type: yes #RECOMMEND
input.munin.cpu: {"hostname":"myhost.example.com","service":"cpu","user":113183,"nice":340,"system":26584,"idle":74205345,"iowait":26134,"irq":1,"softirq":506,"steal":0,"guest":0}
record_hostname: yes, nest_result: yes, nest_key: data
input.munin.cpu: {"hostname":"myhost.example.com","service":"cpu","data":{"user":"113183","nice":"340","system":"26584","idle":"74205345","iowait":"26134","irq":"1","softirq":"506","steal":"0","guest":"0"}}
MongoDB find example
record_hostname: yes, nest_result: yes, convert_type: yes
> use munin
> db.cpu.find({ "data.iowait" : { $gt : 200000 } })
Example
-
Example1: how to send munin metrics to treasuredata.
https://github.com/y-ken/fluent-plugin-munin/blob/master/example.conf -
Example2: how to send munin metrics to mongoDB.
https://github.com/y-ken/fluent-plugin-munin/blob/master/example2.conf
TODO
Pull requests are very welcome!!
Copyright
Copyright © 2012- Kentaro Yoshida (@yoshi_ken)
License
Apache License, Version 2.0