Adding Ansible Check Mode to Ansible Job Templates

app/controllers/concerns/foreman/controller/parameters/job_template_extensions.rb

@@ -7,7 +7,7 @@ module JobTemplateExtensions
         class_methods do
           def job_template_params_filter
             super.tap do |filter|
-              filter.permit :ansible_callback_enabled
+              filter.permit :ansible_callback_enabled, :ansible_check_mode
             end
           end
         end

app/controllers/foreman_ansible/api/v2/job_templates_controller_extensions.rb

@@ -10,6 +10,7 @@ module JobTemplatesControllerExtensions
         update_api(:create, :update) do
           param :job_template, Hash do
             param :ansible_callback_enabled, :bool, :desc => N_('Enable the callback plugin for this template')
+            param :ansible_check_mode, :bool, :desc => N_('Enable Ansible Check Mode for this template')
           end
         end
       end

app/models/foreman_ansible/ansible_provider.rb

@@ -32,7 +32,7 @@ def proxy_command_options(template_invocation, host)
               template_invocation.template
             ),
             :name => host.name,
-            :check_mode => host.host_param('ansible_roles_check_mode'),
+            :check_mode => check_mode?(template_invocation.template, host),
             :cleanup_working_dirs => cleanup_working_dirs?(host)
           )
         end
@@ -125,6 +125,10 @@ def ansible_command?(template)
           template.remote_execution_features.
             where(:label => 'ansible_run_host').empty? && !template.ansible_callback_enabled
         end
+
+        def check_mode?(template, host)
+          host.host_param('ansible_roles_check_mode') || template.ansible_check_mode
+        end
       end
     end
   end

app/views/api/v2/job_templates/job_templates.json.rabl

@@ -1,3 +1,3 @@
 # frozen_string_literal: true
 
-attributes :ansible_callback_enabled
+attributes :ansible_callback_enabled, :ansible_check_mode

app/views/job_templates/_job_template_callback_tab_content.html.erb

@@ -1,3 +1,4 @@
 <div class="tab-pane" id="ansible_callback_enabled">
   <%= checkbox_f f, :ansible_callback_enabled, :label => _('Enable Ansible Callback'), :disabled => @template.locked? %>
+  <%= checkbox_f f, :ansible_check_mode, :label => _('Enable Ansible Check Mode'), :disabled => @template.locked? %>
 </div>

db/migrate/20241022000000_add_ansible_check_mode_to_templates.rb

@@ -0,0 +1,10 @@
+# frozen_string_literal: true
+
+class AddAnsibleCheckModeToTemplates < ActiveRecord::Migration[6.0]
+  def change
+    add_column :templates, :ansible_check_mode, :boolean, default: false
+    RemoteExecutionFeature.where(label: 'ansible_run_host').each do |rex_feature|
+      Template.where(id: rex_feature.job_template_id).update_all(ansible_check_mode: false)
+    end
+  end
+end