Refactored server roles for better readability

roles/sys-svc-letsencrypt/tasks/01_core.yml

@@ -0,0 +1,14 @@
+  - name: Include dependency 'sys-ctl-mtn-cert-renew'
+    include_role:
+      name: sys-ctl-mtn-cert-renew
+    when: run_once_sys_ctl_mtn_cert_renew is not defined
+
+  - name: create nginx letsencrypt config file
+    template:
+      src: "letsencrypt.conf.j2"
+      dest: "{{NGINX.DIRECTORIES.HTTP.GLOBAL}}letsencrypt.conf"
+    notify: restart openresty
+
+  - name: "Set CAA records for all base domains"
+    include_tasks: 01_set-caa-records.yml
+    when: DNS_PROVIDER == 'cloudflare'

roles/sys-svc-letsencrypt/tasks/01_set-caa-records.yml

@@ -0,0 +1,24 @@
+---
+
+- name: "Validate CLOUDFLARE_API_TOKEN"
+  fail:
+    msg: >
+      The variable "CLOUDFLARE_API_TOKEN" must be defined and cannot be empty!
+  when: (CLOUDFLARE_API_TOKEN | default('') | trim) == ''
+
+- name: "Ensure all CAA records are present"
+  community.general.cloudflare_dns:
+    api_token: "{{ CLOUDFLARE_API_TOKEN }}"
+    zone:     "{{ item.0 }}"
+    record:   "@"
+    type:     CAA
+    flag:     0
+    tag:      "{{ item.1.tag }}"
+    value:    "{{ item.1.value }}"
+    ttl:      1
+    state:    present
+  loop: "{{ base_sld_domains | product(caa_entries) | list }}"
+  loop_control:
+    label: "{{ item.0 }} → {{ item.1.tag }}"
+  async: "{{ ASYNC_TIME if ASYNC_ENABLED | bool else omit }}"
+  poll:  "{{ ASYNC_POLL if ASYNC_ENABLED | bool else omit }}"

roles/sys-svc-letsencrypt/tasks/main.yml

@@ -0,0 +1,4 @@
+- block:
+  - include_tasks: 01_core.yml
+  - include_tasks: utils/run_once.yml
+  when: run_once_sys_svc_letsencrypt is not defined