Puppet Class: tripleo::profile::pacemaker::clustercheck

Defined in:
manifests/profile/pacemaker/clustercheck.pp

Overview

Copyright 2016 Red Hat, Inc.

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.

Class: tripleo::profile::pacemaker::clustercheck

Clustercheck, galera health check profile for tripleo

Parameters

step

(Optional) The current step in deployment. See tripleo-heat-templates for more details. Defaults to Integer(lookup(‘step’))

bind_address

(Optional) The address that the local mysql instance should bind to. Defaults to lookup(‘mysql_bind_host’)

clustercheck_user

(Optional) The name of the clustercheck user. Defaults to ‘clustercheck’

clustercheck_password

(Optional) The password for the clustercheck user. Defaults to lookup(‘mysql_clustercheck_password’)

Parameters:

  • step (Any) (defaults to: Integer(lookup('step')))
  • clustercheck_user (Any) (defaults to: 'clustercheck')
  • clustercheck_password (Any) (defaults to: lookup('mysql_clustercheck_password'))
  • bind_address (Any) (defaults to: lookup('mysql_bind_host')) 


38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
 
# File 'manifests/profile/pacemaker/clustercheck.pp', line 38

class tripleo::profile::pacemaker::clustercheck (
  $step                  = Integer(lookup('step')),
  $clustercheck_user     = 'clustercheck',
  $clustercheck_password = lookup('mysql_clustercheck_password'),
  $bind_address          = lookup('mysql_bind_host'),
) {

  if $step >= 1 {
    # configuration used by the galera resource agent,
    # and by the clustercheck service when it is configured
    # to listen via socat
    if $bind_address =~ Stdlib::Compat::Ipv6 {
      $socat_listen_type = 'tcp6-listen'
    } else {
      $socat_listen_type = 'tcp4-listen'
    }
    file { '/etc/sysconfig/clustercheck' :
      ensure  => file,
      mode    => '0600',
      owner   => 'mysql',
      group   => 'mysql',
      content => "MYSQL_USERNAME=${clustercheck_user}\n
MYSQL_PASSWORD='${clustercheck_password}'\n
MYSQL_HOST=localhost\n
TRIPLEO_SOCAT_BIND='${socat_listen_type}:9200,bind=\"${bind_address}\",reuseaddr,fork'\n",
    }

    # configuration used when clustercheck is run via xinet
    xinetd::service { 'galera-monitor' :
      bind           => $bind_address,
      port           => '9200',
      server         => '/usr/bin/clustercheck',
      per_source     => 'UNLIMITED',
      log_on_success => '',
      log_on_failure => 'HOST',
      flags          => 'REUSE',
      service_type   => 'UNLISTED',
      user           => 'mysql',
      group          => 'mysql',
    }
  }
}