Puppet Class: profile::elasticsearch::logstash

Defined in:
modules/profile/manifests/elasticsearch/logstash.pp

Overview

vim:sw=4 ts=4 sts=4 et:

Class: role::logstash::elasticsearch

Provisions Elasticsearch backend node for a Logstash cluster.

Parameters:

  • prometheus_nodes (Array[String]) (defaults to: lookup('prometheus_nodes'))
  • es_exporter_host (Optional[Stdlib::Fqdn]) (defaults to: lookup('profile::elasticsearch::logstash::es_exporter_host', { default_value => undef }))


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# File 'modules/profile/manifests/elasticsearch/logstash.pp', line 6

class profile::elasticsearch::logstash(
    Array[String]          $prometheus_nodes = lookup('prometheus_nodes'),
    Optional[Stdlib::Fqdn] $es_exporter_host = lookup('profile::elasticsearch::logstash::es_exporter_host', { default_value => undef })
) {
    include ::profile::elasticsearch

    # prometheus-es-exporter should only run on one host per cluster
    if $es_exporter_host == $::fqdn {
        include ::profile::prometheus::es_exporter
    }

    file { '/usr/share/elasticsearch/plugins':
        ensure => 'directory',
        force  => true,
        owner  => 'root',
        group  => 'root',
        mode   => '0755',
    } -> Class['elasticsearch']

    $::profile::elasticsearch::configured_instances.reduce(9108) |$prometheus_port, $kv_pair| {
        $cluster_name = $kv_pair[0]
        $cluster_params = $kv_pair[1]
        $http_port = $cluster_params['http_port']

        profile::prometheus::elasticsearch_exporter { "${::hostname}:${http_port}":
            prometheus_nodes   => $prometheus_nodes,
            prometheus_port    => $prometheus_port,
            elasticsearch_port => $http_port,
        }
        $prometheus_port + 1
    }
}