take hiera out of the params

manifests/server.pp

@@ -1,7 +1,10 @@
 class mysql::server (
   $manage_shorewall = false,
   $manage_munin     = false,
-  $manage_nagios    = false
+  $manage_nagios    = false,
+  $backup_cron      = false,
+  $optimize_cron    = false,
+  $nagios_notcp     = false
 ) {
   case $::operatingsystem {
     gentoo:  { include mysql::server::gentoo }

manifests/server/base.pp

@@ -57,11 +57,11 @@ class mysql::server::base {
     refreshonly => true,
   }
 
-  if hiera('mysql_backup_cron',false) {
+  if $mysql::server::backup_cron {
     include mysql::server::cron::backup
   }
 
-  if hiera('mysql_optimize_cron',false) {
+  if $mysql::server::optimize_cron {
     include mysql::server::cron::optimize
   }
 

manifests/server/nagios.pp

@@ -1,16 +1,15 @@
 class mysql::server::nagios {
   # Flip this variable if you need to check MySQL through check_ssh or check_nrpe,
   # in that case you will have to manually define nagios::service::mysql
-  if (hiera('nagios_mysql_notcp',false) != true) {
+  if $mysql::server::nagios_notcp {
+    $nagios_mysql_user = 'nagios@localhost'
+  } else {
     $nagios_mysql_user = 'nagios@%'
     nagios::service::mysql { 'connection-time':
       check_hostname => $::fqdn,
       require => Mysql_grant[$nagios_mysql_user],
     }
   }
-  else {
-    $nagios_mysql_user = 'nagios@localhost'
-  }
 
   mysql_user{$nagios_mysql_user:
     password_hash => trocla("mysql_nagios_${::fqdn}",'mysql','length: 32'),