Floating-IPs

Eine Floating-IP ist eine IP-Adresse, deren Lebenszyklus von dem der zugehörigen VM entkoppelt ist.
Dies ermöglicht es, eine stabile öffentliche IP vorab im DNS einzutragen und sie beim Deployment mit der dynamischen privaten IP einer VM zu verbinden.

https://registry.terraform.io/providers/terraform-provider-openstack/openstack/latest/docs/data-sources/networking_network_v2

data openstack_networking_network_v2 public {
    name = var.PUBLIC_NETWORK_NAME
}

https://registry.terraform.io/providers/terraform-provider-openstack/openstack/latest/docs/data-sources/networking_subnet_ids_v2

data openstack_networking_subnet_ids_v2 public_subnet_ids {
    network_id = data.openstack_networking_network_v2.public.id
}

https://registry.terraform.io/providers/terraform-provider-openstack/openstack/latest/docs/resources/networking_floatingip_v2

resource openstack_networking_floatingip_v2 fip_instance1 {
  description = format("fip.instance1.%s", var.CLOUD_PROJECT_DOMAIN_NAME)
  pool        = data.openstack_networking_network_v2.public.name
  subnet_ids  = data.openstack_networking_subnet_ids_v2.public_subnet_ids.ids
  tags        = []
}
resource openstack_networking_floatingip_v2 fip_instance2 {
  description = format("fip.instance2.%s", var.CLOUD_PROJECT_DOMAIN_NAME)
  pool        = data.openstack_networking_network_v2.public.name
  subnet_ids  = data.openstack_networking_subnet_ids_v2.public_subnet_ids.ids
  tags        = []
}

Persistente Volumes Load-Balancer