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Galera module

This is a module for installing and confiuring galera.

It depends on the mysql module from puppetlabs as well as xinetd.

Usage

galera::server

Used to configure a MariaDB Galera server cluster.

class { 'galera::server':
  wsrep_cluster_name => 'galera_cluster',
  wsrep_sst_method   => 'rsync'
  wsrep_sst_username => 'ChangeMe',
  wsrep_sst_password => 'ChangeMe',
}

galera::monitor

Used to monitor a MariaDB Galera cluster server. The class is meant to be used in a server load-balancer environment.

class {'galera::monitor':
  monitor_username => 'mon_user',
  monitor_password => 'mon_pass'
}

Here is a sample 3-node HAProxy Configuration:

listen galera 192.168.220.40:3306
  balance leastconn
  mode    tcp
  option  tcpka
  option  httpchk
  server  control01 192.168.220.41:3306 check port 9200 inter 2000 rise 2 fall 5
  server  control02 192.168.220.42:3306 check port 9200 inter 2000 rise 2 fall 5
  server  control03 192.168.220.43:3306 check port 9200 inter 2000 rise 2 fall 5

Authors

Daneyon Hansen, Ryan O'Hara

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