Allow setting 'auto-assign' property to 'false' for default IP pool (…

…Metallb addon) (#8193)

* add metallb auto-assign property for main IP range & update addons.yml for sample inventory

* add new line at the end of file roles\kubernetes-apps\metallb\defaults\main.yml

* set default value for matallb_auto_assign = true

inventory/sample/group_vars/k8s_cluster/addons.yml

@@ -139,6 +139,8 @@ metallb_enabled: false
 metallb_speaker_enabled: true
 # metallb_ip_range:
 #   - "10.5.0.50-10.5.0.99"
+# metallb_pool_name: "loadbalanced"
+# matallb_auto_assign: true
 # metallb_speaker_nodeselector:
 #   kubernetes.io/os: "linux"
 # metallb_controller_nodeselector:

roles/kubernetes-apps/metallb/defaults/main.yml

@@ -19,3 +19,4 @@ metallb_speaker_tolerations:
     operator: Exists
 metallb_controller_tolerations: []
 metallb_pool_name: "loadbalanced"
+matallb_auto_assign: true

roles/kubernetes-apps/metallb/templates/metallb-config.yml.j2

@@ -21,6 +21,9 @@ data:
 {% for ip_range in metallb_ip_range %}
       - {{ ip_range }}
 {% endfor %}
+{% if matallb_auto_assign == false %}
+      auto-assign: false
+{% endif %}
 {% if metallb_additional_address_pools is defined %}{% for pool in metallb_additional_address_pools %}
     - name: {{ pool }}
       protocol: {{ metallb_additional_address_pools[pool].protocol }}