Allow to customize butane config file

Author: tobiashuste

roles/gitlab_runner/defaults/main.yml

@@ -49,3 +49,5 @@ gitlab_runner_session_server_timeout: 1800
 gitlab_runner_autoscaler_plugin_version: "0.21.1"
 gitlab_runner_autoscaler_plugin_url: "https://github.com/sardinasystems/fleeting-plugin-openstack/releases/download/{{ gitlab_runner_autoscaler_plugin_version }}/fleeting-plugin-openstack_{{ gitlab_runner_autoscaler_plugin_version }}_linux_amd64.tar.gz"
 gitlab_runner_autoscaler_plugin_checksumfile: "https://github.com/sardinasystems/fleeting-plugin-openstack/releases/download/{{ gitlab_runner_autoscaler_plugin_version }}/fleeting-plugin-openstack_{{ gitlab_runner_autoscaler_plugin_version }}_sha512-checksums.txt"
+
+gitlab_runner_butane_config_template: "butane-config.bu.j2"

roles/gitlab_runner/handlers/main.yml

@@ -6,7 +6,7 @@
 ---
 
 - name: "Transpile the flatcar linux configuration"
-  ansible.builtin.command: "butane -o /etc/gitlab-runner/ignition.json /etc/gitlab-runner/flatcar-linux-config.bu"
+  ansible.builtin.command: "butane -o /etc/gitlab-runner/ignition.json /etc/gitlab-runner/butane-config.bu"
   changed_when: true
 
 - name: "Restart GitLab-Runner"

roles/gitlab_runner/tasks/configuration.yml

@@ -41,8 +41,8 @@
 
 - name: "Place the container linux configuration on the host"
   ansible.builtin.template:
-    src: "flatcar-linux-config.bu.j2"
-    dest: "/etc/gitlab-runner/flatcar-linux-config.bu"
+    src: "{{ gitlab_runner_butane_config_template }}"
+    dest: "/etc/gitlab-runner/butane-config.bu"
     owner: "root"
     group: "root"
     mode: "0644"
@@ -75,7 +75,7 @@
       check_mode: false
 
     - name: "Dry-run of transpile the flatcar linux configuration"
-      ansible.builtin.command: "butane -o {{ (temp_directory.path, 'ignition.json') | path_join }} /etc/gitlab-runner/flatcar-linux-config.bu"
+      ansible.builtin.command: "butane -o {{ (temp_directory.path, 'ignition.json') | path_join }} /etc/gitlab-runner/butane-config.bu"
       changed_when: false
       check_mode: false