typhoon/digital-ocean/flatcar-linux/kubernetes/workers.tf
Dalton Hubble 4a469513dd Migrate Flatcar Linux from Ignition spec v2.3.0 to v3.3.0
* Requires poseidon v0.11+ and Flatcar Linux 3185.0.0+ (action required)
* Previously, Flatcar Linux configs have been parsed as Container
Linux Configs to Ignition v2.2.0 specs by poseidon/ct
* Flatcar Linux starting in 3185.0.0 now supports Ignition v3.x specs
(which are rendered from Butane Configs, like Fedora CoreOS)
* poseidon/ct v0.11.0 adds support for the flatcar Butane Config
variant so that Flatcar Linux can use Ignition v3.x

Rel:

* [Flatcar Support](https://flatcar-linux.org/docs/latest/provisioning/ignition/specification/#ignition-v3)
* [poseidon/ct support](https://github.com/poseidon/terraform-provider-ct/pull/131)
2022-08-03 08:32:52 -07:00

68 lines
1.6 KiB
HCL

# Worker DNS records
resource "digitalocean_record" "workers-record-a" {
count = var.worker_count
# DNS zone where record should be created
domain = var.dns_zone
name = "${var.cluster_name}-workers"
type = "A"
ttl = 300
value = digitalocean_droplet.workers.*.ipv4_address[count.index]
}
resource "digitalocean_record" "workers-record-aaaa" {
# only official DigitalOcean images support IPv6
count = local.is_official_image ? var.worker_count : 0
# DNS zone where record should be created
domain = var.dns_zone
name = "${var.cluster_name}-workers"
type = "AAAA"
ttl = 300
value = digitalocean_droplet.workers.*.ipv6_address[count.index]
}
# Worker droplet instances
resource "digitalocean_droplet" "workers" {
count = var.worker_count
name = "${var.cluster_name}-worker-${count.index}"
region = var.region
image = var.os_image
size = var.worker_type
# network
vpc_uuid = digitalocean_vpc.network.id
# only official DigitalOcean images support IPv6
ipv6 = local.is_official_image
user_data = data.ct_config.worker.rendered
ssh_keys = var.ssh_fingerprints
tags = [
digitalocean_tag.workers.id,
]
lifecycle {
create_before_destroy = true
}
}
# Tag to label workers
resource "digitalocean_tag" "workers" {
name = "${var.cluster_name}-worker"
}
# Flatcar Linux worker
data "ct_config" "worker" {
content = templatefile("${path.module}/butane/worker.yaml", {
cluster_dns_service_ip = cidrhost(var.service_cidr, 10)
cluster_domain_suffix = var.cluster_domain_suffix
})
strict = true
snippets = var.worker_snippets
}