Add fail2ban role and clean up yaml lint noise

roles/ensure_podman/tasks/main.yml

@@ -1,35 +1,37 @@
 ---
 # tasks file for ensure_podman
-- name: 'include variables'
-  when:
-    - ansible_facts["system"] == 'Linux'
+- name: include variables
+  when: ["ansible_facts[\"system\"] == 'Linux'"]
   ansible.builtin.include_vars:
     file: '{{ lookup("first_found", findme) }}'
-    name: 'ensure_podman'
+    name: ensure_podman
   vars:
     findme:
       files:
-        - '{{ ansible_facts["distribution"] }}-{{ ansible_facts["distribution_major_version"] }}-{{ ansible_facts["architecture"] }}.yml'
-        - '{{ ansible_facts["distribution"] }}-{{ ansible_facts["distribution_major_version"] }}-default.yml'
+        - '{{ ansible_facts["distribution"] }}-{{ ansible_facts["distribution_major_version"]
+          }}-{{ ansible_facts["architecture"] }}.yml'
+        - '{{ ansible_facts["distribution"] }}-{{ ansible_facts["distribution_major_version"]
+          }}-default.yml'
         - '{{ ansible_facts["distribution"] }}-default.yml'
-        - '{{ ansible_facts["os_family"] }}-{{ ansible_facts["distribution_major_version"] }}-{{ ansible_facts["architecture"] }}.yml'
-        - '{{ ansible_facts["os_family"] }}-{{ ansible_facts["distribution_major_version"] }}-default.yml'
+        - '{{ ansible_facts["os_family"] }}-{{ ansible_facts["distribution_major_version"]
+          }}-{{ ansible_facts["architecture"] }}.yml'
+        - '{{ ansible_facts["os_family"] }}-{{ ansible_facts["distribution_major_version"]
+          }}-default.yml'
         - '{{ ansible_facts["os_family"] }}-default.yml'
-        - 'default.yml'
-      paths:
-        - '../vars/'
-      errors: 'ignore'
-- name: 'package discovery'
+        - default.yml
+      paths: [../vars/]
+      errors: ignore
+- name: package discovery
   when:
     - ansible_facts["system"] == 'Linux'
     - ansible_facts["packages"] is not defined
   ansible.builtin.package_facts:
-- name: 'service discovery'
+- name: service discovery
   when:
     - ansible_facts["system"] == 'Linux'
     - ansible_facts["services"] is not defined
   ansible.builtin.service_facts:
-- name: 'ensure packages'
+- name: ensure packages
   when:
     - ansible_facts["system"] == 'Linux'
     - ensure_podman is defined
@@ -41,10 +43,8 @@
   loop: '{{ ensure_podman.package_list }}'
   loop_control:
     label: '{{ item.name }} will be {{ item.state }}'
-  notify:
-    - 'ensure_podman.package_facts'
-    - 'ensure_podman.service_facts'
-- name: 'ensure services'
+  notify: [ensure_podman.package_facts, ensure_podman.service_facts]
+- name: ensure services
   when:
     - ansible_facts["system"] == 'Linux'
     - ensure_podman is defined
@@ -57,10 +57,8 @@
   loop: '{{ ensure_podman.service_list }}'
   loop_control:
     label: '{{ item.name }} will be {{ item.state }}'
-  notify:
-    - 'ensure_podman.package_facts'
-    - 'ensure_podman.service_facts'
-- name: 'Ensure cgroup v2 have not been disabled'
+  notify: [ensure_podman.package_facts, ensure_podman.service_facts]
+- name: Ensure cgroup v2 have not been disabled
   when:
     - ansible_facts["system"] == 'Linux'
     - ensure_podman is defined
@@ -71,7 +69,7 @@
   ansible.builtin.shell:
     cmd: |
       grubby --update-kernel=ALL --remove-args=systemd.unified_cgroup_hierarchy=0
-- name: 'Reboot to disable cgroups v1'
+- name: Reboot to disable cgroups v1
   when:
     - ansible_facts["system"] == 'Linux'
     - ensure_podman is defined
@@ -80,6 +78,5 @@
     - ansible_cmdline is defined
     - ansible_cmdline['systemd.unified_cgroup_hierarchy'] is defined
   ansible.builtin.reboot:
-- name: 'flush handlers'
-  ansible.builtin.meta: 'flush_handlers'
-...
+- name: flush handlers
+  ansible.builtin.meta: flush_handlers