tf: add tailscale configuration

main.tf

@@ -1,11 +1,23 @@
 # https://www.tweag.io/blog/2019-04-03-terraform-provider-secret/
 # resource "secret_resource" "" {}
 
+
+##### provider block start
+#
+
 # https://www.linode.com/docs/guides/secrets-management-with-terraform/
 provider "linode" {
   token = var.linode_token
 }
 
+provider "tailscale" {
+  api_key = var.tailscale_api_key
+  tailnet = var.tailscale_tailnet
+}
+
+#
+##### provider block end
+
 resource "linode_sshkey" "surtur" {
   label   = "nbgw"
   ssh_key = chomp(file("~/.ssh/surtur.pub"))

tailscale.tf

@@ -0,0 +1,3 @@
+resource "tailscale_dns_preferences" "magic_dns" {
+  magic_dns = true
+}

terraform.tf

@@ -4,6 +4,11 @@ terraform {
     linode = {
       source = "linode/linode"
     }
+
+    tailscale = {
+      source  = "tailscale/tailscale"
+      version = "0.13.7"
+    }
   }
 
   # init using: tfi -backend-config=path/to/decrypted/infra-backend

variables.tf

@@ -20,3 +20,13 @@ variable "linode_wheel_login" {
   type        = string
   description = "username of the admin user"
 }
+
+variable "tailscale_api_key" {
+  type        = string
+  description = "Tailscale API key"
+}
+
+variable "tailscale_tailnet" {
+  type        = string
+  description = "Tailscale Tailnet to manage"
+}