Define number of nodes i varsfile

iac_vars.yaml

@@ -0,0 +1 @@
+numnodes: 3

kubenodes.yaml

@@ -6,7 +6,7 @@
     image: debian-12
     is_bootable: true
     name: kube{{ item }}-matrix-test-sunet-se-osvol
-  loop: "{{ range(1,4)|list }}"
+  loop: "{{ range(1, numnodes + 1 )|list }}"
 
 - name: Create snap volume for kubernetes nodes
   openstack.cloud.volume:
@@ -14,7 +14,7 @@
     size: 20
     is_bootable: false
     name: kube{{ item }}-matrix-test-sunet-se-snapvol
-  loop: "{{ range(1,4)|list }}"
+  loop: "{{ range(1, numnodes + 1 )|list }}"
 
 - name: OS secgroups
   openstack.cloud.security_group_info:
@@ -29,7 +29,7 @@
       {% set secgroupkubenode=secgroups.security_groups|selectattr('name', 'equalto', 'kubenode')| first -%}
       {% set secgroupssh=secgroups.security_groups|selectattr('name', 'equalto', 'ssh-from-jumphost')| first -%}
       {{ secgroupallegress['id'] }},{{secgroupkubenode['id']}},{{secgroupssh['id'] -}}
-  loop: "{{ range(1,4)|list }}"
+  loop: "{{ range(1, numnodes + 1 )|list }}"
 
 - name: Launch kubernetes instances
   openstack.cloud.server:
@@ -44,4 +44,4 @@
       - port-name: "kube{{ item }}-matrix-test-sunet-se-port"
     userdata: |
       {{ lookup('ansible.builtin.template', 'kubenodes-user.yaml.j2') | indent(4, False ) }}
-  loop: "{{ range(1,4)|list }}"
+  loop: "{{ range(1, numnodes + 1 )|list }}"

main.yaml

@@ -1,6 +1,8 @@
 ---
 - name: Matrix Kubernetes IaC Deployment
   hosts: localhost
+  vars_files:
+    - iac_vars.yaml
   tasks:
     - name: Setup securitygroups.
       ansible.builtin.include_tasks: