Puppet Class: profile::logstash::collector
- Defined in:
- modules/profile/manifests/logstash/collector.pp
Overview
vim:sw=4 ts=4 sts=4 et:
Class: profile::logstash::collector
Provisions Logstash and an Elasticsearch node to proxy requests to ELK stack Elasticsearch cluster.
Parameters:
-
$input_kafka_ssl_truststore_passwords: Hash of kafka cluster name to password for jks truststore used by logstash kafka input plugin, e.g. $input_kafka_ssl_truststore_passwords == 'XXXXXX', etc.
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# File 'modules/profile/manifests/logstash/collector.pp', line 12
class profile::logstash::collector (
Hash[String, String] $input_kafka_ssl_truststore_passwords = lookup('profile::logstash::collector::input_kafka_ssl_truststore_passwords'),
Optional[String] $input_kafka_consumer_group_id = lookup('profile::logstash::collector::input_kafka_consumer_group_id', {'default_value' => undef}),
Stdlib::Port $jmx_exporter_port = lookup('profile::logstash::collector::jmx_exporter_port', {'default_value' => 7800}),
Array[Stdlib::Host] $maintenance_hosts = lookup('maintenance_hosts', {'default_value' => []}),
) {
require ::profile::java
$config_dir = '/etc/prometheus'
$jmx_exporter_config_file = "${config_dir}/logstash_jmx_exporter.yaml"
# Prometheus JVM metrics
profile::prometheus::jmx_exporter { "logstash_collector_${::hostname}":
hostname => $::hostname,
port => $jmx_exporter_port,
config_file => $jmx_exporter_config_file,
config_dir => $config_dir,
source => 'puppet:///modules/profile/logstash/jmx_exporter.yaml',
}
class { '::logstash':
jmx_exporter_port => $jmx_exporter_port,
jmx_exporter_config => $jmx_exporter_config_file,
pipeline_workers => $::processorcount * 2,
}
sysctl::parameters { 'logstash_receive_skbuf':
values => {
'net.core.rmem_default' => 8388608,
},
}
## Inputs (10)
logstash::input::udp2log { 'mediawiki':
port => 8324,
tags => ['input-udp2log-mediawiki-8324'],
}
ferm::service { 'logstash_udp2log':
proto => 'udp',
port => '8324',
notrack => true,
srange => '$DOMAIN_NETWORKS',
}
ferm::service { 'grafana_dashboard_definition_storage':
proto => 'tcp',
port => '9200',
srange => '@resolve((grafana1002.eqiad.wmnet))',
}
$maintenance_hosts_str = join($maintenance_hosts, ' ')
ferm::service { 'logstash_canary_checker_reporting':
proto => 'tcp',
port => '9200',
srange => "(\$DEPLOYMENT_HOSTS ${maintenance_hosts_str})",
}
logstash::input::gelf { 'gelf':
port => 12201,
tags => ['input-gelf-12201', 'deprecated-input'],
}
ferm::service { 'logstash_gelf':
proto => 'udp',
port => '12201',
notrack => true,
srange => '$DOMAIN_NETWORKS',
}
logstash::input::udp { 'logback':
port => 11514,
codec => 'json',
tags => ['input-udp-logback-11514'],
}
ferm::service { 'logstash_udp':
proto => 'udp',
port => '11514',
notrack => true,
srange => '$DOMAIN_NETWORKS',
}
logstash::input::tcp { 'json_lines':
port => 11514,
codec => 'json_lines',
tags => ['input-tcp-json_lines-11514'],
}
ferm::service { 'logstash_json_lines':
proto => 'tcp',
port => '11514',
notrack => true,
srange => '$DOMAIN_NETWORKS',
}
nrpe::monitor_service { 'logstash_json_lines_tcp':
description => 'logstash JSON linesTCP port',
nrpe_command => '/usr/lib/nagios/plugins/check_tcp -H 127.0.0.1 -p 11514',
notes_url => 'https://wikitech.wikimedia.org/wiki/Logstash',
}
## Global pre-processing (15)
# move files into module?
# lint:ignore:puppet_url_without_modules
file { '/etc/logstash/conf.d':
ensure => directory,
source => 'puppet:///modules/profile/logstash/filters',
owner => 'logstash',
group => 'logstash',
mode => '0440',
recurse => true,
purge => true,
force => true,
}
# Drop ECS messages on the legacy cluster
logstash::conf { 'filter_ecs':
source => 'puppet:///modules/profile/logstash/drop_ecs.conf',
priority => 17
}
# disable 15-filter_ulogd_ecs.conf
file { '/etc/logstash/conf.d/15-filter_ulogd_ecs.conf':
ensure => 'present',
content => '',
owner => 'logstash',
group => 'logstash',
mode => '0440',
notify => Service['logstash'],
}
file { '/etc/logstash/filter_scripts':
ensure => directory,
source => 'puppet:///modules/profile/logstash/filter_scripts',
owner => 'logstash',
group => 'logstash',
mode => '0444',
recurse => true,
purge => true,
force => true,
}
file { '/etc/logstash/templates':
ensure => directory,
source => 'puppet:///modules/profile/logstash/templates',
owner => 'logstash',
group => 'logstash',
mode => '0444',
recurse => true,
purge => true,
force => true,
}
# lint:endignore
# Restore ApiFeatureUsage functionality
logstash::input::kafka { 'rsyslog-udp-localhost-eqiad':
kafka_cluster_name => 'logging-eqiad',
topics_pattern => 'udp_localhost-.*',
group_id => $input_kafka_consumer_group_id,
type => 'syslog',
tags => ['input-kafka-rsyslog-udp-localhost', 'rsyslog-udp-localhost', 'kafka'],
codec => 'json',
security_protocol => 'SSL',
ssl_truststore_password => $input_kafka_ssl_truststore_passwords['logging-eqiad'],
}
logstash::input::kafka { 'rsyslog-udp-localhost-codfw':
kafka_cluster_name => 'logging-codfw',
topics_pattern => 'udp_localhost-.*',
group_id => $input_kafka_consumer_group_id,
type => 'syslog',
tags => ['rsyslog-udp-localhost', 'kafka'],
codec => 'json',
security_protocol => 'SSL',
ssl_truststore_password => $input_kafka_ssl_truststore_passwords['logging-codfw'],
consumer_threads => 3,
}
# Output logs tagged "deprecated-input" to eqiad Kafka for ingest by elk7.
# These are logs that have arrived via a "legacy" (non-kafka) logstash input.
# The elk7 cluster ingests via Kafka only.
$kafka_config_eqiad = kafka_config('logging-eqiad')
logstash::output::kafka{ 'deprecated':
guard_condition => '"deprecated-input" in [tags] and "es" in [tags]',
codec => 'json',
priority => 90,
bootstrap_servers => $kafka_config_eqiad['brokers']['ssl_string'],
ssl_truststore_location => '/etc/logstash/kafka-logging-truststore-eqiad.jks',
ssl_truststore_password => $input_kafka_ssl_truststore_passwords['logging-eqiad'],
}
# TODO: cleanup -- T256418
package { 'prometheus-statsd-exporter':
ensure => 'absent'
}
# Ship logstash server logs to ELK using startmsg_regex pattern to join multi-line events based on datestamp
# example: [2018-11-30T16:13:48,043]
rsyslog::input::file { 'logstash-multiline':
path => '/var/log/logstash/logstash-plain.log',
startmsg_regex => '^\\\\[[0-9,-\\\\ \\\\:]+\\\\]',
}
mtail::program { 'logstash':
ensure => present,
notify => Service['mtail'],
source => 'puppet:///modules/mtail/programs/logstash.mtail',
}
}
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