cncf-toc/proposals/fluentd.adoc

== Fluentd Proposal

*Name of project:* Fluentd

*Description:* Fluentd is an open source data collector for unified logging layer. Fluentd's 600+ plugins connect it to many data sources and data outputs. Fluentd has a large adopter community consisting of Atlassian, LINE, Microsoft, Nintendo, GREE (and more).

*Sponsor / Advisor from TOC*: Brian Grant <briangrant@google.com>

*Unique Identifier*: fluentd

*License*: Apache License v2.0

*Source control repositories*:

The donation includes all repositories on the GitHub fluent organization (https://github.com/fluent/):

- [fluent/fluentd](http://github.com/fluent/fluentd)
- [fluent/fluent-plugin-mongo](http://github.com/fluent/fluent-plugin-mongo)
- [fluent/fluent-plugin-s3](http://github.com/fluent/fluent-plugin-s3)
- [fluent/fluent-plugin-kafka](http://github.com/fluent/fluent-plugin-kafka)
- [fluent/fluent-bit](http://github.com/fluent/fluent-bit)
- [fluent/fluent-logger-ruby](http://github.com/fluent/fluent-logger-ruby)
- [fluent/fluent-logger-python](http://github.com/fluent/fluent-logger-python)
- [fluent/fluent-plugin-sql](http://github.com/fluent/fluent-plugin-sql)
- [fluent/fluent-logger-golang](http://github.com/fluent/fluent-logger-golang)
- [fluent/fluentd-docker-image](http://github.com/fluent/fluentd-docker-image)
- [fluent/fluent-bit-docs](http://github.com/fluent/fluent-bit-docs)
- [fluent/fluent-plugin-flume](http://github.com/fluent/fluent-plugin-flume)
- [fluent/fluentd-website](http://github.com/fluent/fluentd-website)
- [fluent/fluentd-docs](http://github.com/fluent/fluentd-docs)
- [fluent/fluent-plugin-multiprocess](http://github.com/fluent/fluent-plugin-multiprocess)
- [fluent/fluent-plugin-webhdfs](http://github.com/fluent/fluent-plugin-webhdfs)
- [fluent/fluent-logger-java](http://github.com/fluent/fluent-logger-java)
- [fluent/fluentd-benchmark](http://github.com/fluent/fluentd-benchmark)
- [fluent/fluentd-forwarder](http://github.com/fluent/fluentd-forwarder)
- [fluent/fluentd-ui](http://github.com/fluent/fluentd-ui)
- [fluent/fluent-bit-demo](http://github.com/fluent/fluent-bit-demo)
- [fluent/fluent-bit-dashboard](http://github.com/fluent/fluent-bit-dashboard)
- [fluent/fluent-plugin-scribe](http://github.com/fluent/fluent-plugin-scribe)
- [fluent/data-collection](http://github.com/fluent/data-collection)
- [fluent/fluent-logger-d](http://github.com/fluent/fluent-logger-d)
- [fluent/fluent-logger-ocaml](http://github.com/fluent/fluent-logger-ocaml)
- [fluent/fluent-plugin-msgpack-rpc](http://github.com/fluent/fluent-plugin-msgpack-rpc)
- [fluent/fluent-plugin-hoop](http://github.com/fluent/fluent-plugin-hoop)
- [fluent/fluent-plugins](http://github.com/fluent/fluent-plugins)
- [fluent/fluent.github.com](http://github.com/fluent/fluent.github.com)
- [fluent/Nlog.Targets.Fluentd](http://github.com/fluent/Nlog.Targets.Fluentd)
- [fluent/fluent-logger-scala](http://github.com/fluent/fluent-logger-scala)
- [fluent/fluent-logger-node](http://github.com/fluent/fluent-logger-node)
- [fluent/fluent-logger-erlang](http://github.com/fluent/fluent-logger-erlang)
- [fluent/fluent-plugin-rewrite-tag-filter](http://github.com/fluent/fluent-plugin-rewrite-tag-filter)
- [fluent/fluent-logger-perl](http://github.com/fluent/fluent-logger-perl)

*Initial Committers*:

* Sadayuki "Sada" Furuhashi

*Infrastructure requirements*: CI and potentially CNCF Community Cluster access

We currently have several unit tests for all components of Fluentd, the tests can be found in the source code here:

https://github.com/fluent/fluentd/tree/master/test

With CNCF infrastructure, we aim to improve our testing with real deployments and critical loads over different connectors that we provide.

*Issue tracker*: https://github.com/fluent/fluentd/issues and respective github issues for each repository.

*Mailing lists:* https://groups.google.com/forum/#!forum/fluentd

*Website*: http://www.fluentd.org/

*Release methodology and mechanics*: The latest release is found at: https://rubygems.org/gems/fluentd

* Generally the last major version and one branch of the old major version are actively supported
* Changes are included in a minor version if they don’t contain backward incompatibility, otherwise they’re included only in a branch of the next major version
* The current latest major version is 0.14 and the last major version is 0.12.
* Releases are created by the Fluentd Core Team as a tag on the git repository and a new release on rubygems.org.

*Social media accounts*: Slack (http://slack.fluentd.org), Twitter (https://twitter.com/fluentd) and Facebook (https://www.facebook.com/Fluentd-196064987183037/)

*Existing sponsorship*: Treasure Data is a primary sponsor of Fluentd.

*External Dependencies:* The dependencies can be found in the main gemspec for fluentd but are listed below: https://github.com/fluent/fluentd/blob/master/fluentd.gemspec

* https://github.com/msgpack/msgpack-ruby (ASLv2)
* https://github.com/frsyuki/sigdump (MIT)
* https://github.com/tarcieri/cool.io (MIT)
* https://github.com/tmm1/http_parser.rb (MIT)
* https://github.com/nurse/strptime (BSD 2-clause)
* http://tzinfo.github.io/ (MIT)
* https://github.com/brianmario/yajl-ruby (MIT)
* https://github.com/ruby-concurrency/thread_safe (ASLv2)

*Other Contributors:*

90 Contributors. 5 of the Top 10 committers are from Treasure Data

Non Treasure Data committers (with direct write access):

* Naotoshi Seo (https://github.com/sonots)
* Nobuyuki Kubota (https://github.com/nobu-k)
* Kosaki (https://github.com/kosaki)
* Yuichi Tateno (https://github.com/hotchpotch)

*Statement on alignment with CNCF mission*:

Logging is a crucial part of cloud native architectures. Fluentd offers comprehensive log collection for microservices and cloud monitoring (http://thenewstack.io/fluentd-offers-comprehensive-log-collection-cloud-microservices-world/).