Move terraform files into modules

modules/infrastructure/hcloud.tf

@@ -0,0 +1,64 @@
+resource "hcloud_ssh_key" "default" {
+  name       = var.default_ssh_key.name
+  public_key = var.default_ssh_key.public_key
+}
+
+data "template_file" "cloud_init" {
+  template = "${file("./tf-templates/cloud-init.yaml.tpl")}"
+
+  vars = {
+    tailscale_authkey = "${tailscale_tailnet_key.cloud_init_key.key}"
+    default_ssh_key   = var.default_ssh_key.public_key
+  }
+}
+
+locals {
+  hetzner_hosts = {for key, val in var.hosts : key => val if val.provider == "hetzner"}
+}
+
+resource "hcloud_primary_ip" "node_ipv4_addresses" {
+  for_each      = local.hetzner_hosts
+  name          = "primary_ipv4_${each.value.hostname}"
+  datacenter    = each.value.datacenter
+  type          = "ipv4"
+  assignee_type = "server"
+  auto_delete   = false
+}
+
+resource "hcloud_primary_ip" "node_ipv6_addresses" {
+  for_each      = local.hetzner_hosts
+  name          = "primary_ipv6_${each.value.hostname}"
+  datacenter    = each.value.datacenter
+  type          = "ipv6"
+  assignee_type = "server"
+  auto_delete   = false
+}
+
+# Create a server
+resource "hcloud_server" "nodes" {
+  for_each    = local.hetzner_hosts
+  name        = each.value.hostname
+  datacenter  = each.value.datacenter
+  image       = each.value.image
+  server_type = each.value.server_type
+  ssh_keys    = [hcloud_ssh_key.default.id]
+  user_data   = "${data.template_file.cloud_init.rendered}"
+  public_net {
+    ipv4 = hcloud_primary_ip.node_ipv4_addresses[each.key].id
+    ipv6 = hcloud_primary_ip.node_ipv6_addresses[each.key].id
+  }
+  lifecycle {
+    ignore_changes = [
+      ssh_keys,
+      user_data
+    ]
+    prevent_destroy = true
+  }
+}
+
+resource "hcloud_rdns" "nodes_rdns" {
+  for_each   = local.hetzner_hosts
+  server_id  = hcloud_server.nodes[each.key].id
+  ip_address = hcloud_server.nodes[each.key].ipv4_address
+  dns_ptr    = each.value.rdns
+}