pass templated fqdn to ansible

Author: sjpb

environments/skeleton/{{cookiecutter.environment}}/tofu/control.tf

@@ -4,7 +4,7 @@ locals {
     [for v in data.openstack_blockstorage_volume_v3.state: v],
     [for v in data.openstack_blockstorage_volume_v3.home: v]
   )
-  nodename = templatestring(
+  control_fqdn = templatestring(
     var.cluster_nodename_template,
     {
       node = "control",
@@ -37,7 +37,7 @@ resource "openstack_networking_port_v2" "control" {
 
 resource "openstack_compute_instance_v2" "control" {
 
-  name = split(".", local.nodename)[0]
+  name = split(".", local.control_fqdn)[0]
   image_id = var.cluster_image_id
   flavor_name = var.control_node_flavor
   key_pair = var.key_pair
@@ -79,7 +79,7 @@ resource "openstack_compute_instance_v2" "control" {
 
   user_data = <<-EOF
     #cloud-config
-    fqdn: ${local.nodename}
+    fqdn: ${local.control_fqdn}
     
     bootcmd:
       %{for volume in local.control_volumes}

environments/skeleton/{{cookiecutter.environment}}/tofu/inventory.tf

@@ -2,8 +2,9 @@ resource "local_file" "hosts" {
   content  = templatefile("${path.module}/inventory.tpl",
                           {
                             "cluster_name": var.cluster_name,
-                            "cluster_domain_suffix": var.cluster_domain_suffix,
+                            "cluster_domain_suffix": var.cluster_domain_suffix
                             "control": openstack_compute_instance_v2.control
+                            "control_fqhn": local.control_fqdn
                             "login_groups": module.login
                             "compute_groups": module.compute
                             "state_dir": var.state_dir

environments/skeleton/{{cookiecutter.environment}}/tofu/inventory.tpl

@@ -11,18 +11,20 @@ control:
             ansible_host: ${control.access_ip_v4}
             instance_id: ${control.id}
             networks: ${jsonencode({for n in control.network: n.name => {"fixed_ip_v4": n.fixed_ip_v4, "fixed_ip_v6": n.fixed_ip_v6}})}
+            node_fqdn: ${control_fqhn}
     vars:
         appliances_state_dir: ${state_dir} # NB needs to be set on group not host otherwise it is ignored in packer build!
 
 %{ for group_name in keys(login_groups) ~}
 ${cluster_name}_${group_name}:
     hosts:
-%{ for node in login_groups[group_name]["compute_instances"] ~}
+%{ for nodename, node in login_groups[group_name]["compute_instances"] ~}
         ${ node.name }:
             ansible_host: ${node.access_ip_v4}
             instance_id: ${ node.id }
             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]}
 %{ endfor ~}
 %{ endfor ~}
 
@@ -35,11 +37,12 @@ login:
 %{ for group_name in keys(compute_groups) ~}
 ${cluster_name}_${group_name}:
     hosts:
-%{ for node in compute_groups[group_name]["compute_instances"] ~}
+%{ for nodename, node in compute_groups[group_name]["compute_instances"] ~}
         ${ node.name }:
             ansible_host: ${node.access_ip_v4}
             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: ${compute_groups[group_name]["fqdns"][nodename]}
 %{ endfor ~}
     vars:
         # NB: this is the target image, not necessarily what is provisioned

environments/skeleton/{{cookiecutter.environment}}/tofu/node_group/nodes.tf

@@ -13,8 +13,8 @@ locals {
   # Workaround for lifecycle meta-argument only taking static values
   compute_instances = var.ignore_image_changes ? openstack_compute_instance_v2.compute_fixed_image : openstack_compute_instance_v2.compute
 
-  # Define nodenames here to avoid repetition
-  nodenames = {
+  # Define fully qualified nodenames here to avoid repetition
+  fqdns = {
     for n in var.nodes: n => templatestring(
       var.nodename_template,
       {
@@ -70,7 +70,7 @@ resource "openstack_compute_instance_v2" "compute_fixed_image" {
 
   for_each = var.ignore_image_changes ? toset(var.nodes) : []
 
-  name = split(".", local.nodenames[each.key])[0]
+  name = split(".", local.fqdns[each.key])[0]
   image_id = var.image_id
   flavor_name = var.flavor
   key_pair = var.key_pair
@@ -108,7 +108,7 @@ resource "openstack_compute_instance_v2" "compute_fixed_image" {
 
   user_data = <<-EOF
     #cloud-config
-    fqdn: ${local.nodenames[each.key]}
+    fqdn: ${local.fqdns[each.key]}
   EOF
 
   availability_zone = var.match_ironic_node ? "${var.availability_zone}::${var.baremetal_nodes[each.key]}" : null
@@ -125,7 +125,7 @@ resource "openstack_compute_instance_v2" "compute" {
 
   for_each = var.ignore_image_changes ? [] : toset(var.nodes)
 
-  name = split(".", local.nodenames[each.key])[0]
+  name = split(".", local.fqdns[each.key])[0]
   image_id = var.image_id
   flavor_name = var.flavor
   key_pair = var.key_pair
@@ -163,7 +163,7 @@ resource "openstack_compute_instance_v2" "compute" {
 
   user_data = <<-EOF
     #cloud-config
-    fqdn: ${local.nodenames[each.key]}
+    fqdn: ${local.fqdns[each.key]}
   EOF
 
   availability_zone = var.match_ironic_node ? "${var.availability_zone}::${var.baremetal_nodes[each.key]}" : null
@@ -179,9 +179,13 @@ resource "openstack_networking_floatingip_associate_v2" "fip" {
 }
 
 output "compute_instances" {
-    value = local.compute_instances
+  value = local.compute_instances
 }
 
 output "image_id" {
   value = var.image_id
 }
+
+output "fqdns" {
+  value = local.fqdns
+}