Fluent::Plugin::InfluxDB, a plugin for Fluentd

fluent-plugin-influxdb is a buffered output plugin for fluentd and influxDB.

If you are using fluentd as a collector and want to organize your time-series data in influxDB, this is your right choice!

Installation

$ fluent-gem install fluent-plugin-influxdb

Usage

Just like other regular output plugins, Use type influxdb in your fluentd configuration under match scope:

type influxdb

Options:

host: The IP or domain of influxDB, default to "localhost"

port: The HTTP port of influxDB, default to 8086

dbname: The database name of influxDB, default to "fluentd". you should create the database and grant permissions first

user: The DB user of influxDB, should be created manually, default to "root"

password: The password of the user, default to "root"

use_ssl: Use SSL when connecting to influxDB. default to false

time_precision: The time precision of timestamp. default to "s". should specify either second (s), millisecond (m), or microsecond (u)

Fluentd Tag and InfluxDB Series

influxdb plugin uses Fluentd event tag for InfluxDB series. So if you have events with app.event, influxdb plugin inserts events into app.event series in InfluxDB.

Configuration Example

<match mylog.*>
  type influxdb
  host  localhost
  port  8086
  dbname test
  user  testuser
  password  mypwd
  use_ssl false
  time_precision s
</match>

Cache and multiprocess

fluentd-plugin-influxdb is a buffered output plugin. So additional buffer configuration would be (with default values):

buffer_type memory
buffer_chunk_limit 524288 # 512 * 1024
buffer_queue_limit 1024
flush_interval 60
retry_limit 17
retry_wait 1.0
num_threads 1

The details of BufferedOutput is here.

fluentd-plugin-influxdb also includes the HandleTagNameMixin mixin which allows the following additional options:

remove_tag_prefix <tag_prefix_to_remove_including_the_dot>
remove_tag_suffix <tag_suffix_to_remove_including_the_dot>
add_tag_prefix <tag_prefix_to_add_including_the_dot>
add_tag_suffix <tag_suffix_to_add_including_the_dot>

Also please consider using fluent-plugin-multiprocess to fork multiple threads for your metrics:

Contributing

Fork it
Create your feature branch (git checkout -b my-new-feature)
Commit your changes (git commit -am 'Add some feature')
Push to the branch (git push origin my-new-feature)
Create new Pull Request

Licence

This package was distributed under MIT licence, see LICENCE file for details.

This plugin was written by Fang.Li and was inspired by Uken's elasticsearch plugin.

ixixi / fluent-plugin-influxdb