Ansible: IPv6 net validation 🚀

bootstrap/tasks/validation/net.yaml

@@ -15,13 +15,15 @@
 
 - name: Verify cluster CIDR
   ansible.builtin.assert:
-    that: ["{{ bootstrap_cluster_cidr is ansible.utils.ipv4 }}"]
+    that:
+     - "{{ bootstrap_cluster_cidr | regex_search('^(?:[0-9]{1,3}\\.){3}[0-9]{1,3}\\/[0-9]{1,2}$') is match('^.*$') or bootstrap_cluster_cidr | regex_search('^([0-9a-fA-F]{1,4}:){7}[0-9a-fA-F]{1,4}\\/[0-9]{1,3}$') is match('^.*$') }}"
     success_msg: "Cluster CIDR {{ bootstrap_cluster_cidr }} is valid."
     fail_msg: "Cluster CIDR {{ bootstrap_cluster_cidr }} is invalid."
 
 - name: Verify service CIDR
   ansible.builtin.assert:
-    that: ["{{ bootstrap_service_cidr is ansible.utils.ipv4 }}"]
+    that:
+     - "{{ bootstrap_service_cidr | regex_search('^(?:[0-9]{1,3}\\.){3}[0-9]{1,3}\\/[0-9]{1,2}$') is match('^.*$') or bootstrap_service_cidr | regex_search('^([0-9a-fA-F]{1,4}:){7}[0-9a-fA-F]{1,4}\\/[0-9]{1,3}$') is match('^.*$') }}"
     success_msg: "Service CIDR {{ bootstrap_service_cidr }} is valid."
     fail_msg: "Service CIDR {{ bootstrap_service_cidr }} is invalid."
 
@@ -92,3 +94,11 @@
   loop: "{{ bootstrap_nodes.master + bootstrap_nodes.worker | default([]) }}"
   loop_control:
      label: "{{ item.address }}"
+
+- Name: Verify that nodes have an IPv6 address
+  ansible.builtin.assert:
+    that: ["{{ ansible_default_ipv6.address is ansible.utils.ipv6 }}"]
+    success_msg: "Node address {{ ansible_default_ipv6.address }} is valid IPv6."
+    fail_msg: "Node IPv6 address is not valid or it's missing from node."
+    quiet: true
+  when: ipv6_enabled