Prevent OpenTofu from reverting binding attributes

priteau · priteau · commit d620adfad3ed · 2025-02-18T16:07:17.000+01:00
After creating a Neutron port of baremetal VNIC type, OpenTofu wants to
revert its profile to an empty dict even though it was populated with
local_link_information.
diff --git a/environments/skeleton/{{cookiecutter.environment}}/tofu/node_group/nodes.tf b/environments/skeleton/{{cookiecutter.environment}}/tofu/node_group/nodes.tf
@@ -51,6 +51,10 @@ resource "openstack_networking_port_v2" "compute" {
     vnic_type = lookup(var.vnic_types, each.value.network, "normal")
     profile = lookup(var.vnic_profiles, each.value.network, "{}")
   }
+
+  lifecycle {
+    ignore_changes = [binding]
+  }
 }
 
 resource "openstack_compute_instance_v2" "compute_fixed_image" {

Original file line number	Diff line number	Diff line change
`@@ -51,6 +51,10 @@ resource "openstack_networking_port_v2" "compute" {`
`51`	`51`	`vnic_type = lookup(var.vnic_types, each.value.network, "normal")`
`52`	`52`	`profile = lookup(var.vnic_profiles, each.value.network, "{}")`
`53`	`53`	`}`
	`54`	`+`
	`55`	`+ lifecycle {`
	`56`	`+ ignore_changes = [binding]`
	`57`	`+ }`
`54`	`58`	`}`
`55`	`59`
`56`	`60`	`resource "openstack_compute_instance_v2" "compute_fixed_image" {`