Fixes #30078 - add parameter to accept a hostgroup config hash

manifests/plugin/default_hostgroup.pp

@@ -1,4 +1,17 @@
-# Installs foreman_default_hostgroup plugin
-class foreman::plugin::default_hostgroup {
-  foreman::plugin {'default_hostgroup': }
+# @summary This class installs the default_hostgroup plugin and optionally manages the configuration file
+#
+# @param hostgroups An hash of hostgroup names and facts to add to the configuration
+#
+class foreman::plugin::default_hostgroup (
+  Hash[String, Hash[String, Variant[String, Integer]]] $hostgroups = {},
+){
+  if $hostgroups {
+    $config = template('foreman/default_hostgroup.yaml.erb')
+  } else {
+    $config = undef
+  }
+
+  foreman::plugin {'default_hostgroup':
+    config => $config,
+  }
 }

spec/classes/plugin/default_hostgroup_spec.rb

@@ -2,4 +2,38 @@
 
 describe 'foreman::plugin::default_hostgroup' do
   include_examples 'basic foreman plugin tests', 'default_hostgroup'
+
+  context 'with user provided config hash' do
+    let(:params) do
+      {
+        'Redhat':
+          'osfamily': 'RedHat'
+          'lsbdistcodename': 'Santiago'
+        'Osx/common':
+          'osfamily': 'Darwin'
+        'Base':
+          'hostname': '.*'
+      }
+
+hostgroups = <<EOF
+---
+:default_hostgroup:
+  :facts_map:
+    'Redhat':
+      'osfamily': 'RedHat'
+      'lsbdistcodename': 'Santiago'
+    'Osx/common':
+      'osfamily': 'Darwin'
+    'Base':
+      'hostname': '.*'
+EOF
+
+    it { is_expected.to contain_file('/etc/foreman/plugins/default_hostgroup.yaml').with_content(hostgroups) }
+  end
+
+  context 'no config hash' do
+    it { is_expected.to not_contain_file('/etc/foreman/plugins/default_hostgroup.yaml') }
+  end
+
 end
+

templates/default_hostgroup.yaml.erb

@@ -0,0 +1,9 @@
+---
+:default_hostgroup:
+  :facts_map:
+  <%= @hostgroups.sort.each do |group, fact_kv| -%>
+    '<%= group %>':
+       <% fact_kv.each do |key, value| -%>
+         '<%= key %>': '<%= value %>'
+       <% end -%>
+ <% end -%>