156 lines
4.2 KiB
Puppet
156 lines
4.2 KiB
Puppet
# == Class: redis::sentinel
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#
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# Install and configure a Redis Sentinel
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#
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# === Parameters
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#
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# All the sentinel.conf parameters can be passed to the class.
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# See below for a complete list of parameters accepted.
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#
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# Check the README.md file for any further information about parameters for this class.
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#
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# === Examples
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#
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# class { redis::sentinel:
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# conf_port => '26379',
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# sentinel_confs => {
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# 'mymaster' => {
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# 'monitor' => '127.0.0.1 6379 2',
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# 'down-after-milliseconds' => '60000',
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# 'notification-script' => '/etc/redis/scripts/thescript.py',
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# 'parallel-syncs' => '3',
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# }
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# 'resque' => {
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# 'monitor' => 'resque 6379 4',
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# 'down-after-milliseconds' => '10000',
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# 'failover-timeout' => 180000,
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# 'notification-script' => '/etc/redis/scripts/thescript.py',
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# 'parallel-syncs' => '5',
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# }
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# }
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# }
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#
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# === Authors
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#
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# Victor Garcia <bravejolie@gmail.com>
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#
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# === Copyright
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#
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# Copyright 2013 Felipe Salum, unless otherwise noted.
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#
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class redis::sentinel (
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$conf_port = '26379',
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$conf_daemonize = 'yes',
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$sentinel_confs = [],
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$service_enable = true,
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$service_ensure = 'running',
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$service_restart = true,
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$manage_upstart_scripts = true,
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$package_name = undef,
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$master_name = 'mymaster'
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) {
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include redis::sentinel_params
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include redis
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$conf_sentinel = $redis::sentinel_params::conf
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$conf_sentinel_orig = "${conf_sentinel}.puppet"
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$conf_logrotate = $redis::sentinel_params::conf_logrotate
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$service = $redis::sentinel_params::service
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$upstart_script = $redis::sentinel_params::upstart_script
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if $package_name {
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$package = $package_name
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}else{
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$package = $redis::sentinel_params::package
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}
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if $conf_pidfile {
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$conf_pidfile_real = $conf_pidfile
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}else{
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$conf_pidfile_real = $::redis::sentinel_params::pidfile
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}
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if $conf_logfile {
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$conf_logfile_real = $conf_logfile
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}else{
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$conf_logfile_real = $::redis::sentinel_params::logfile
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}
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if $manage_upstart_scripts == true {
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service { 'sentinel':
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ensure => $service_ensure,
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name => $service,
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hasrestart => true,
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hasstatus => true,
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require => [ File[$conf_sentinel],
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File[$upstart_script] ],
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provider => 'upstart'
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}
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} else {
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service { 'sentinel':
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ensure => $service_ensure,
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name => $service,
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enable => $service_enable,
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hasrestart => true,
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hasstatus => true,
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require => [ Package['redis'],
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File[$conf_sentinel] ],
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}
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}
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# Sentinel rewrites the config file so, to avoid overriding it
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# with the original content everytime puppet runs, this manages the
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# "notify" event on an original file that triggers a copy to the good one
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# only if it changed.
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file { $conf_sentinel_orig:
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content => template('redis/sentinel.conf.erb'),
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owner => root,
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group => root,
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mode => '0644',
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require => Package['redis'],
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}
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file { $conf_sentinel:
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owner => redis,
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group => redis,
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require => [ Package['redis'],
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Exec["cp ${conf_sentinel_orig} ${conf_sentinel}"] ],
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}
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exec {"mv ${conf_sentinel} ${conf_sentinel}.original":
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path => '/bin:/usr/bin:/sbin:/usr/sbin',
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user => root,
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group => root,
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require => [ Package['redis'],
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File[$conf_sentinel_orig] ],
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}
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exec { "cp ${conf_sentinel_orig} ${conf_sentinel}":
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path => '/bin:/usr/bin:/sbin:/usr/sbin',
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user => root,
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group => root,
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notify => Service['sentinel'],
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require => Exec["mv ${conf_sentinel} ${conf_sentinel}.original"],
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}
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file { $conf_logrotate:
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path => $conf_logrotate,
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content => template('redis/logrotate.erb'),
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owner => root,
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group => root,
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mode => '0644',
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}
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if $service_restart == true {
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File[$conf_sentinel] ~> Service['sentinel']
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}
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if $manage_upstart_scripts == true {
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file { $upstart_script:
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ensure => present,
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content => template('redis/sentinel-init.conf.erb'),
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}
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}
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}
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