Add fail2ban role and clean up yaml lint noise

roles/ensure_sudo/tasks/main.yml

@@ -1,35 +1,37 @@
 ---
 # tasks file for ensure_sudo
-- name: 'include vendor / version specific variables'
-  when:
-    - ansible_facts["system"] == 'Linux'
+- name: include vendor / version specific variables
+  when: ["ansible_facts[\"system\"] == 'Linux'"]
   ansible.builtin.include_vars:
     file: '{{ lookup("first_found", findme) }}'
-    name: 'ensure_sudo'
+    name: ensure_sudo
   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_sudo is defined
@@ -41,10 +43,8 @@
   loop: '{{ ensure_sudo.package_list }}'
   loop_control:
     label: '{{ item.name }} will be {{ item.state }}'
-  notify:
-    - 'ensure_sudo.package_facts'
-    - 'ensure_sudo.service_facts'
-- name: 'ensure configurations'
+  notify: [ensure_sudo.package_facts, ensure_sudo.service_facts]
+- name: ensure configurations
   when:
     - ansible_facts["system"] == 'Linux'
     - ensure_sudo is defined
@@ -65,11 +65,11 @@
   loop_control:
     label: '{{ item.dest }} will be ensured'
   notify:
-    - 'ensure_sudo.package_facts'
-    - 'ensure_sudo.service_facts'
-    - 'ensure_sudo.service_reload'
-    - 'ensure_sudo.service_restart'
-- name: 'ensure services'
+    - ensure_sudo.package_facts
+    - ensure_sudo.service_facts
+    - ensure_sudo.service_reload
+    - ensure_sudo.service_restart
+- name: ensure services
   when:
     - ansible_facts["system"] == 'Linux'
     - ensure_sudo is defined
@@ -82,10 +82,8 @@
   loop: '{{ ensure_sudo.service_list }}'
   loop_control:
     label: '{{ item.name }} will be {{ item.state }}'
-  notify:
-    - 'ensure_sudo.package_facts'
-    - 'ensure_sudo.service_facts'
-- name: 'find directories over log retention window under /var/log/sudo-io'
+  notify: [ensure_sudo.package_facts, ensure_sudo.service_facts]
+- name: find directories over log retention window under /var/log/sudo-io
   when:
     - ansible_facts["system"] == 'Linux'
     - ensure_sudo is defined
@@ -93,13 +91,12 @@
     - sudo_log_retention is regex('^[0-9]*[smhdw]$')
   ansible.builtin.find:
     age: '{{ sudo_log_retention }}'
-    file_type: 'directory'
+    file_type: directory
     follow: 'no'
-    paths:
-      - '/var/log/sudo-io/'
+    paths: [/var/log/sudo-io/]
     recurse: 'yes'
-  register: 'ensure_sudo_results'
-- name: 'And drop them'
+  register: ensure_sudo_results
+- name: And drop them
   when:
     - ansible_facts["system"] == 'Linux'
     - ensure_sudo is defined
@@ -108,10 +105,9 @@
     - item.path is regex('^/var/log/sudo-io/([0-9]|[A-Z])([0-9]|[A-Z])/([0-9]|[A-Z])([0-9]|[A-Z])/([0-9]|[A-Z])([0-9]|[A-Z])$')
   ansible.builtin.file:
     path: '{{ item.path }}'
-    state: 'absent'
+    state: absent
   loop: '{{ ensure_sudo_results.files }}'
   loop_control:
     label: '{{ item.path }} to be removed'
-- name: 'flush handlers'
-  ansible.builtin.meta: 'flush_handlers'
-...
+- name: flush handlers
+  ansible.builtin.meta: flush_handlers