mysql_exporter: Move data from hiera to puppet class

REFERENCE.md

@@ -7061,6 +7061,8 @@ Data type: `String`
 
 Extension for the release binary archive
 
+Default value: `'tar.gz'`
+
 ##### <a name="-prometheus--mysqld_exporter--download_url"></a>`download_url`
 
 Data type: `Optional[Prometheus::Uri]`
@@ -7075,12 +7077,16 @@ Data type: `Prometheus::Uri`
 
 Base URL for the binary archive
 
+Default value: `'https://github.com/prometheus/mysqld_exporter/releases'`
+
 ##### <a name="-prometheus--mysqld_exporter--extra_groups"></a>`extra_groups`
 
 Data type: `Array`
 
 Extra groups to add the binary user to
 
+Default value: `[]`
+
 ##### <a name="-prometheus--mysqld_exporter--extra_options"></a>`extra_options`
 
 Data type: `Optional[String[1]]`
@@ -7095,6 +7101,8 @@ Data type: `String[1]`
 
 Group under which the binary is running
 
+Default value: `'mysqld-exporter'`
+
 ##### <a name="-prometheus--mysqld_exporter--init_style"></a>`init_style`
 
 Data type: `Prometheus::Initstyle`
@@ -7149,12 +7157,16 @@ Data type: `String[1]`
 
 If package, then use this for package ensure default 'latest'
 
+Default value: `'latest'`
+
 ##### <a name="-prometheus--mysqld_exporter--package_name"></a>`package_name`
 
 Data type: `String[1]`
 
 The binary package name - not available yet
 
+Default value: `'mysqld_exporter'`
+
 ##### <a name="-prometheus--mysqld_exporter--purge_config_dir"></a>`purge_config_dir`
 
 Data type: `Boolean`
@@ -7201,6 +7213,8 @@ Data type: `String[1]`
 
 User which runs the service
 
+Default value: `'mysqld-exporter'`
+
 ##### <a name="-prometheus--mysqld_exporter--version"></a>`version`
 
 Data type: `String[1]`

data/defaults.yaml

@@ -142,10 +142,3 @@ prometheus::rabbitmq_exporter::rabbit_exporters:
   - 'node'
   - 'overview'
   - 'queue'
-prometheus::mysqld_exporter::download_extension: 'tar.gz'
-prometheus::mysqld_exporter::download_url_base: 'https://github.com/prometheus/mysqld_exporter/releases'
-prometheus::mysqld_exporter::extra_groups: []
-prometheus::mysqld_exporter::group: 'mysqld-exporter'
-prometheus::mysqld_exporter::package_ensure: 'latest'
-prometheus::mysqld_exporter::package_name: 'mysqld_exporter'
-prometheus::mysqld_exporter::user: 'mysqld-exporter'

manifests/mysqld_exporter.pp

@@ -75,13 +75,13 @@
 # @param cnf_ssl_key
 #  The path name of the client SSL private key file in PEM format.
 class prometheus::mysqld_exporter (
-  String $download_extension,
-  Prometheus::Uri $download_url_base,
-  Array $extra_groups,
-  String[1] $group,
-  String[1] $package_ensure,
-  String[1] $package_name,
-  String[1] $user,
+  String $download_extension = 'tar.gz',
+  Prometheus::Uri $download_url_base = 'https://github.com/prometheus/mysqld_exporter/releases',
+  Array $extra_groups = [],
+  String[1] $group = 'mysqld-exporter',
+  String[1] $package_ensure = 'latest',
+  String[1] $package_name = 'mysqld_exporter',
+  String[1] $user = 'mysqld-exporter',
   # renovate: depName=prometheus/mysqld_exporter
   String[1] $version                                         = '0.15.1',
   String[1] $service_name = 'mysqld_exporter',