feat: Install NGINX Plus HA keepalived

Author: alessfg

CHANGELOG.md

@@ -10,8 +10,8 @@ BREAKING CHANGES:
 
 FEATURES:
 
-- Add support for installing the NGINX Plus HA keepalived package.
-- Add validation tasks to check the Ansible version, the Jinja2 version, and whether the required Ansible collections for this role are installed.
+- Add support for installing the NGINX Plus HA keepalived module.
+- Add validation tasks to check the Ansible version, the Jinja2 version, whether the required Ansible collections for this role are installed, and whether you are trying to install a valid NGINX module.
 - Add support for installing NGINX Open Source on Alpine Linux 3.20.
 - Add support for installing NGINX Agent on Ubuntu noble.
 - Bump the minimum version of Ansible supported to `2.16`, whilst clarifying that Ansible `2.18` is not supported at this stage.

defaults/main/keepalived.yml

@@ -0,0 +1,2 @@
+---
+nginx_keepalived_conf_enable: false

molecule/plus/converge.yml

@@ -17,7 +17,6 @@
           - encrypted-session
           - geoip
           - geoip2
-          - ha-keepalived
           - headers-more
           - image-filter
           - lua
@@ -30,3 +29,4 @@
           - set-misc
           - subs-filter
           - xslt
+        nginx_keepalived_conf_enable: true

tasks/main.yml

@@ -74,6 +74,14 @@
     - nginx_state != 'absent'
   tags: nginx_logrotate_config
 
+- name: Configure NGINX Plus keepalived HA
+  ansible.builtin.include_tasks: "{{ role_path }}/tasks/modules/install-keepalived.yml"
+  when:
+    - nginx_keepalived_conf_enable | bool
+    - nginx_type == 'plus'
+    - nginx_state != 'absent'
+  tags: nginx_logrotate_config
+
 - name: Install NGINX Amplify
   ansible.builtin.include_tasks: "{{ role_path }}/tasks/amplify/install-amplify.yml"
   when: nginx_amplify_enable | bool

tasks/modules/install-keepalived.yml

@@ -0,0 +1,8 @@
+---
+- name: Install NGINX Plus HA keepalived package
+  ansible.builtin.package:
+    name: nginx-ha-keepalived
+    state: present
+  when:
+    - ansible_facts['os_family'] == 'Alpine'
+    - ansible_facts['distribution'] == 'Amazon'