demo/digitalocean: add statsite for servers

demo/digitalocean/terraform/main.tf

@@ -6,11 +6,18 @@ resource "atlas_artifact" "nomad-digitalocean" {
   version = "latest"
 }
 
+module "statsite" {
+  source   = "./statsite"
+  region   = "nyc3"
+  ssh_keys = "${var.ssh_keys}"
+}
+
 module "servers" {
   source   = "./server"
   region   = "nyc3"
   image    = "${atlas_artifact.nomad-digitalocean.id}"
   ssh_keys = "${var.ssh_keys}"
+  statsite = "${module.statsite.addr}"
 }
 
 module "clients-nyc3" {

demo/digitalocean/terraform/server/main.tf

@@ -2,6 +2,7 @@ variable "image" {}
 variable "region" {}
 variable "size" { default = "1gb" }
 variable "ssh_keys" {}
+variable "statsite" {}
 
 resource "digitalocean_droplet" "server" {
   image    = "${var.image}"
@@ -23,6 +24,9 @@ advertise {
     rpc = "${self.ipv4_address}:4647"
     serf = "${self.ipv4_address}:4648"
 }
+telemetry {
+    statsite_address = "${var.statsite}"
+}
 EOF
 CMD
   }

demo/digitalocean/terraform/statsite/main.tf

@@ -0,0 +1,26 @@
+variable "size" { default = "1gb" }
+variable "region" {}
+variable "ssh_keys" {}
+
+resource "atlas_artifact" "statsite-digitalocean" {
+  name    = "hashicorp/nomad-demo-statsite"
+  type    = "digitalocean.image"
+  version = "latest"
+}
+
+resource "digitalocean_droplet" "statsite" {
+  image    = "${atlas_artifact.statsite-digitalocean.id}"
+  name     = "statsite-${var.region}-${count.index}"
+  count    = 1
+  size     = "${var.size}"
+  region   = "${var.region}"
+  ssh_keys = ["${split(",", var.ssh_keys)}"]
+
+  provisioner "remote-exec" {
+    inline = "sudo start statsite || true"
+  }
+}
+
+output "addr" {
+  value = "${digitalocean_droplet.statsite.ipv4_address}:8125"
+}