fluentd

Generic module for fluentd (td-agent).

Pilchkinstein

pilchkinstein

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Version information

  • 1.0.0 (latest)
released Mar 5th 2018
This version is compatible with:
  • Ubuntu
    ,
    Debian
    ,
    CentOS

Start using this module

Documentation

pilchkinstein/fluentd — version 1.0.0 Mar 5th 2018

pilchkinstein-gtv/fluentd Puppet Module

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Table of Contents

  1. Description
  2. Setup - The basics of getting started with fluentd
  3. Usage
  1. Limitations - OS compatibility, etc.
  2. Development - Guide for contributing to the module
  3. License

Description

The fluentd module sets up fluentd (td-agent) and manages configuration files.

This module only supports fluentd from version 2.

Setup

This will install the latest version of fluentd

include '::fluentd'

Usage

By default this module doesn't configure any sources, matches or filters. The section below describes how to configure these.

Configuration

Parameters

repo_manage

Include repository to install recent fluentd (td-agent) from. Default: 'true'

package_ensure

Package ensure. Default: 'installed'

package_name

Package name. Default: 'td-agent'

package_install_options

Package install options. Default: '[]'

service_manage

Defines if the service should be managed by puppet. Default: 'true'

service_name

Name of the service. Default: 'td-agent'

service_ensure

Service ensure. Default: 'running'

service_enable

Defines if the service should be enabled. Default: 'true'

config_path

Path to configuration files Default: '/etc/td-agent'

config_dir

Configuration directory name Default: '${config_path}/conf.d'

config_file

Default configuration file name Default: '${config_path}/td-agent.conf'

conf_dir_manage

Exclusively handle config files into fluentd::conf_dir. Other files not created by puppet, will be deleted Default: 'false'

user_manage

Defines if the user should be manage, which will add the user to groups defined in user_groups. For example to be able to view the /var/log directory with group adm Default: 'true'

user_name

Default: 'td-agent'

user_group

Default: 'td-agent'

user_groups

Default: '["adm"]'

Source

::fluentd::source { 'test':
  priority => 10,
  config   => {
    'type'   => 'tail',
    'format' => 'json',
    'path'   => '/var/log/test-application/*.json',
    'parse'  => {
      'type'       => 'regexp',
      'expression' => '^(?<name>[^ ]*) (?<user>[^ ]*) (?<age>\d*)$'
    },
    'storage'=> {
      'type'   => 'local',
      'path'   => 'test.pos'
    },
    'tag'    => 'application.test'
  }
}

creates:

/etc/td-agent/conf.d/10-source-test.conf
<source>
  type tail
  format json
  path /var/log/test-application/*.json
  <parse>
    type regexp
    expression ^(?<name>[^ ]*) (?<user>[^ ]*) (?<age>\d*)$
  </parse>
  <storage>
    type local
    path test.pos
  </storage>
  tag application.test
</source>

Filter

::fluentd::filter { 'test':
  priority => 20,
  pattern  => '*.test',
  config   => {
    'type'   => 'record_transformer',
    'record' => {
      'hostname' => '${hostname}'
    }
  }
}

creates:

/etc/td-agent/conf.d/20-filter-test.conf
<filter *.test>
  type record_transformer
  <record>
    hostname ${hostname}
  </record>
</filter>

Match

::fluentd::match { 'test':
  priority => 30,
  pattern  => '*.test',
  config   => {
    'flush_interval' => '30s',
    'type'           => 'secure_forward',
    'secure'         => 'yes',
    'shared_key'     => 'my_shared_key',
    'self_hostname'  => 'instance.test.com',
    'ca_cert_path'   => '/path/to/ca.cert',
    'server'        => [{
      'host' => 'test.server.com',
    }]
  }
}

creates:

/etc/td-agent/conf.d/30-match-test.conf
<match *.test>
  flush_interval 30s
  type secure_forward
  secure yes
  shared_key my_shared_key
  self_hostname instance.test.com
  ca_cert_path /path/to/ca.cert
  <server>
    host test.server.com
  </server>
</match>

Match Store

::fluentd::match { 'test':
  priority => 30,
  pattern  => '*.test',
  config   => {
    'type'  => 'copy',
    'store' => [
      {
        'type'           => 'elasticsearch',
        'logstashformat' => true,
        'hosts'          => '172.20.10.17:9200',
        'flush_interval' => '30s',
      },
      {
        'type' => 'file',
        'path' => '/tmp/td-agent-debug.log',
      }
    ]
  }
}

creates:

/etc/td-agent/conf.d/30-match-test.conf
<match *.test>
  type copy
  <store>
    type elasticsearch
    logstash_format true
    hosts 172.20.10.17:9200
    flush_interval 30s
  </store>
  <store>
    type file
    path /tmp/crs
  </store>
</match>

Plugin Installation

This module gives you the possibility to install plugins as gem or files.

gem installation

::fluentd::plugin { 'fluent-plugin-elasticsearch':
  type => 'gem',
  ensure => '0.1.3'
}

file installation

::fluentd::plugin { 'fluent-plugin-elasticsearch':
  type   => 'file',
  source => 'puppet:///path/to/plugin'
}

Requirements

Modules:

  • puppetlabs/apt >= 4.0.0

Limitations

This module has been built on and tested against Puppet 4.6 and higher.

The module has been tested on:

  • Ubuntu 16.04

Testing on other platforms has been light and cannot be guaranteed.

Development

Running the test suite

To run the tests install the ruby dependencies with bundler and execute rake:

bundle install --path vendor/bundle
bundle exec rake spec
bundle exec rake lint
bundle exec rake beaker BEAKER_set=ubuntu-server-1404-x64
bundle exec rake beaker BEAKER_set=ubuntu-server-1604-x64
bundle exec rake beaker BEAKER_set=debian-60-x64
bundle exec rake beaker BEAKER_set=debian-78-x64
bundle exec rake beaker BEAKER_set=debian-82-x64
bundle exec rake beaker BEAKER_set=centos-66-x64
bundle exec rake beaker BEAKER_set=centos-70-x64

License

Copyright 2017 ATVAG GmbH

Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at

http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.

This Puppet module is being actively maintained by some fellow puppeteers at wywy.