New Role (#8930)

* New role

* update

* update

* update

* adding become block

ansible/roles/set_host_public_fqdn/README.adoc

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+= Set Host Public FQDN for Nodes

ansible/roles/set_host_public_fqdn/defaults/main.yml

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+---
+
+# Public Domain name
+set_host_public_fqdn_domain_name: "{{ guid }}{{ subdomain_base_suffix }}"
+
+# List of host/nodes
+set_host_public_fqdn_host_list: "{{ groups['nodes'] }}"
+
+# Examples:
+# set_host_public_fqdn_host_list:
+#   - "{{ groups['nodes'] }}"
+#   - node1
+#   - node2
+#   - "{{ groups['controllers'] }}"
+#   - "{{ groups['servers'] }}"

ansible/roles/set_host_public_fqdn/meta/main.yml

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+---
+galaxy_info:
+  author: Mitesh The Mouse
+  description: Set public hostname for nodes useful for insights and satellite clients
+  company: Red Hat
+  version: 1.0.0
+  license: license (GPL-3.0)
+  min_ansible_version: 2.14

ansible/roles/set_host_public_fqdn/tasks/main.yml

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+---
+- name: Include set_fqdn for hosts
+  ansible.builtin.include_tasks:
+    file: set_fqdn.yml
+  loop: "{{ set_host_public_fqdn_host_list }}"
+  loop_control:
+    loop_var: _host

ansible/roles/set_host_public_fqdn/tasks/set_fqdn.yml

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+---
+- name: Extract hostname
+  ansible.builtin.set_fact:
+    _hostname: "{{ _host.split('.')[0] }}"
+  delegate_to: "{{ _host }}"
+
+- name: Create public fqdn
+  ansible.builtin.set_fact:
+    _host_public_fqdn: "{{ _hostname + '.' + set_host_public_fqdn_domain_name }}"
+  delegate_to: "{{ _host }}"
+
+- name: Configure Public FQDN
+  become: true
+  block:
+    - name: Set host public fqdn
+      ansible.builtin.hostname:
+        name: "{{ _host_public_fqdn }}"
+      delegate_to: "{{ _host }}"
+
+    - name: Configure public fqdn in hosts file
+      ansible.builtin.lineinfile:
+        dest: /etc/hosts
+        state: present
+        insertafter: EOF
+        line: "{{ ansible_default_ipv4['address'] }} {{ _host_public_fqdn }}"
+      delegate_to: "{{ _host }}"