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fluent-plugin-dogstatsd

Fluend plugin for Dogstatsd, that is statsd server for Datadog. This plugin was forked to use dogstatsd-ruby package version 4, which provide better performance (DNS Caching included).

Installation

$ gem install fluent-plugin-dogstatsd

Usage

$ echo '{"type": "increment", "key": "apache.requests", "tags": {"url": "/"}}' | fluent-cat dogstatsd.hello
$ echo '{"type": "histogram", "key": "apache.response_time", "value": 10.5, "tags": {"url": "/hello"}}' | fluent-cat dogstatsd.hello
$ echo '{"type": "event", "title": "Deploy", "text": "New revision"}' | fluent-cat dogstatsd.hello

Supported types are increment, decrement, count, gauge, histogram, timing, set and event.

Configuration

<match dogstatsd.*>
  type dogstatsd

  # Dogstatsd host
  host localhost

  # Dogstatsd port
  port 8125

  # Use tag of fluentd record as key sent to Dogstatsd
  use_tag_as_key false

  # (Treat fields in a record as tags)
  # flat_tags true

  # (Metric type in Datadog.)
  # metric_type increment

  # Default: "value"
  # value_key Value
</match>

Example

Count log lines

<source>
  type tail
  path /tmp/sample.log
  tag datadog.increment.sample
  format ...
</source>

<match datadog.increment.*>
  type dogstatsd
  metric_type increment
  flat_tags true
  use_tag_as_key true
</match>

Histogram

<source>
  type tail
  path /tmp/sample.log
  tag datadog.histogram.sample
  format /^(?<value>[^ ]*) (?<host>[^ ]*)$/
</source>

<match datadog.histogram.*>
  type dogstatsd
  metric_type histogram
  flat_tags true
  use_tag_as_key true
</match>

MySQL threads

<source>
  type mysql_query
  tag datadog.histogram.mysql_threads
  query SHOW VARIABLES LIKE 'Thread_%'
</source>

<match datadog.histogram.mysql_threads>
  type dogstatsd
  metric_type histogram
  value_key Value
  flat_tags true
  use_tag_as_key true
</match>

Contributing

  1. Fork it ( https://github.com/soluto/fluent-plugin-dogstatsd/fork )
  2. Create your feature branch (git checkout -b my-new-feature)
  3. Commit your changes (git commit -am 'Add some feature')
  4. Push to the branch (git push origin my-new-feature)
  5. Create a new Pull Request