Ben Vincent
b7fc6a1993
- manage redis/sentinel clusters - ensure ulimit_managed is false - dynamically find servers in role to identify master - add redisadm and sentineladm commands - add script to check if the current host in the master
60 lines
2.1 KiB
Puppet
60 lines
2.1 KiB
Puppet
class redisha::redis (
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Boolean $manage_repo = $redisha::manage_repo,
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Boolean $redisha_members_lookup = $redisha::redisha_members_lookup,
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Optional[String] $redisha_members_role = $redisha::redisha_members_role,
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Array $redisha_servers = $redisha::redisha_servers,
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Stdlib::Host $redis_host = $redisha::params::redis_host,
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Stdlib::Port $redis_port = $redisha::params::redis_port,
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Optional[String] $requirepass = $redisha::params::requirepass,
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Optional[String] $dnf_module_stream = $redisha::params::dnf_module_stream,
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Integer[1] $databases = $redisha::params::databases,
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Optional[Variant[String, Sensitive[String], Deferred]] $masterauth = $redisha::params::masterauth,
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) inherits redisha::params {
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# if lookup is enabled
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if $redisha_members_lookup {
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# check that the role is also set
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unless !($redisha_members_role == undef) {
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fail("redisha_members_role must be provided for ${title} when redisha_members_lookup is True")
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}
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# if it is, find hosts, sort them so they dont cause changes every run
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$servers_array = sort(query_nodes("enc_role='${redisha_members_role}' and region='${facts['region']}'", 'networking.fqdn'))
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# else use provided array from params
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}else{
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$servers_array = $redisha_servers
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}
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if length($servers_array) >= 3 {
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# check if this is the master_node
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if $servers_array[0] == $::facts['networking']['fqdn'] {
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class { 'redis':
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bind => $redis_host,
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port => $redis_port,
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databases => $databases,
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requirepass => $requirepass,
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masterauth => $masterauth,
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dnf_module_stream => $dnf_module_stream,
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ulimit_managed => false,
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}
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}else{
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class { 'redis':
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bind => $redis_host,
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port => $redis_port,
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databases => $databases,
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requirepass => $requirepass,
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masterauth => $masterauth,
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dnf_module_stream => $dnf_module_stream,
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ulimit_managed => false,
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replicaof => "${servers_array[0]} ${redis_port}",
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}
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}
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}
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}
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