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132 lines
3.5 KiB
HCL
132 lines
3.5 KiB
HCL
terraform {
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required_providers {
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digitalocean = {
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source = "digitalocean/digitalocean"
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version = "2.62.0"
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}
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ct = {
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source = "poseidon/ct"
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version = "0.13.0"
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}
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null = {
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source = "hashicorp/null"
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version = "3.2.4"
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}
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}
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}
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variable "do_token" {
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description = "DigitalOcean token"
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type = string
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}
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variable "machines" {
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type = list(string)
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description = "Machine names, corresponding to machine-NAME.yaml.tmpl files"
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}
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variable "cluster_name" {
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type = string
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description = "Cluster name used as prefix for the machine names"
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}
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variable "ssh_keys" {
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type = list(string)
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description = "SSH public keys for user 'core' (and to register on Digital Ocean for the first)"
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}
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variable "server_type" {
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type = string
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default = "s-1vcpu-1gb"
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description = "The server type to rent"
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}
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variable "datacenter" {
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type = string
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description = "The region to deploy in"
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}
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variable "flatcar_stable_version" {
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type = string
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description = "The Flatcar Stable release you want to use for the initial installation, e.g., 2605.12.0"
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}
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provider "digitalocean" {
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token = var.do_token
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}
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resource "digitalocean_ssh_key" "first" {
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name = var.cluster_name
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public_key = var.ssh_keys.0
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}
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resource "digitalocean_custom_image" "flatcar" {
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name = "flatcar-stable-${var.flatcar_stable_version}"
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url = "https://stable.release.flatcar-linux.net/amd64-usr/${var.flatcar_stable_version}/flatcar_production_digitalocean_image.bin.bz2"
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regions = [var.datacenter]
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}
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resource "digitalocean_reserved_ip" "machine" {
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for_each = toset(var.machines)
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region = digitalocean_droplet.machine[each.key].region
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}
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resource "digitalocean_volume" "machine" {
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for_each = toset(var.machines)
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region = var.datacenter
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name = "${var.cluster_name}-${each.key}"
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size = 30
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initial_filesystem_type = "ext4"
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initial_filesystem_label = "appstorage"
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description = "persistent storage for docker apps"
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}
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resource "digitalocean_droplet" "machine" {
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for_each = toset(var.machines)
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name = "${var.cluster_name}-${each.key}"
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image = digitalocean_custom_image.flatcar.id
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region = var.datacenter
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size = var.server_type
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ssh_keys = [digitalocean_ssh_key.first.fingerprint]
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# user_data = data.ct_config.machine-ignitions[each.key].rendered
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user_data = file("flatcar/ignition.json")
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lifecycle {
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create_before_destroy = true
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}
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}
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resource "digitalocean_reserved_ip_assignment" "machine" {
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for_each = toset(var.machines)
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ip_address = digitalocean_reserved_ip.machine[each.key].ip_address
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droplet_id = digitalocean_droplet.machine[each.key].id
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}
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resource "digitalocean_volume_attachment" "machine" {
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for_each = toset(var.machines)
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droplet_id = digitalocean_droplet.machine[each.key].id
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volume_id = digitalocean_volume.machine[each.key].id
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}
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# data "ct_config" "machine-ignitions" {
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# for_each = toset(var.machines)
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# content = templatefile("${path.module}/cl/machine-${each.key}.yaml.tmpl", {
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# ssh_keys = jsonencode(var.ssh_keys),
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# name = each.key
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# })
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# strict = true
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# }
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output "ip-addresses" {
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value = {
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for key in var.machines :
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"${var.cluster_name}-${key}" => digitalocean_droplet.machine[key].ipv4_address
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}
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}
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output "reserved-ip-addresses" {
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value = {
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for key in var.machines :
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"${var.cluster_name}-${key}" => digitalocean_reserved_ip.machine[key].ip_address
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}
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}
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