Expose FIPs in inventory hosts file (#807)

* Expose FIPs in inventory hosts file

* adding output for "fip_address"

* changing 'fip_address' to 'nodegroup_fips'

Author: claudia-lola

environments/site/tofu/inventory.tpl

@@ -26,6 +26,7 @@ ${cluster_name}_${group_name}:
             image_id: ${ node.image_id }
             networks: ${jsonencode({for n in node.network: n.name => {"fixed_ip_v4": n.fixed_ip_v4, "fixed_ip_v6": n.fixed_ip_v6}})}
             node_fqdn: ${login_groups[group_name]["fqdns"][nodename]}
+            node_fip: ${login_groups[group_name]["nodegroup_fips"][nodename]}
 %{ endfor ~}
 
 ${group_name}:
@@ -77,6 +78,7 @@ ${cluster_name}_${group_name}:
             instance_id: ${ node.id }
             networks: ${jsonencode({for n in node.network: n.name => {"fixed_ip_v4": n.fixed_ip_v4, "fixed_ip_v6": n.fixed_ip_v6}})}
             node_fqdn: ${additional_groups[group_name]["fqdns"][nodename]}
+            node_fip: ${additional_groups[group_name]["nodegroup_fips"][nodename]}
 %{ endfor ~}
 ${group_name}:
     children:

environments/site/tofu/node_group/nodes.tf

@@ -25,6 +25,11 @@ locals {
       }
     )
   }
+  # Map node names to floating IPs from the list var.fip_addresses by index
+  nodegroup_fips = {
+    for idx, n in var.nodes :
+    n => length(var.fip_addresses) > idx ? var.fip_addresses[idx] : ""
+  }
 
   baremetal_az = var.availability_zone != null ? var.availability_zone : "nova"
 }
@@ -229,3 +234,7 @@ output "image_id" {
 output "fqdns" {
   value = local.fqdns
 }
+
+output "nodegroup_fips" {
+  value = local.nodegroup_fips
+}