open-nomad/demo/digitalocean/terraform/server/main.tf

50 lines
1.1 KiB
HCL

variable "image" {}
variable "region" {}
variable "size" { default = "1gb" }
variable "ssh_keys" {}
resource "digitalocean_droplet" "server" {
image = "${var.image}"
name = "nomad-server-${var.region}-${count.index}"
count = 3
size = "${var.size}"
region = "${var.region}"
ssh_keys = ["${split(",", var.ssh_keys)}"]
provisioner "remote-exec" {
inline = <<CMD
cat > /usr/local/etc/nomad/server.hcl <<EOF
datacenter = "${var.region}"
server {
enabled = true
bootstrap_expect = 3
}
advertise {
rpc = "${self.ipv4_address}:4647"
serf = "${self.ipv4_address}:4648"
}
EOF
CMD
}
provisioner "remote-exec" {
inline = "sudo start nomad || sudo restart nomad"
}
}
resource "null_resource" "server_join" {
provisioner "local-exec" {
command = <<CMD
join() {
curl -X PUT ${digitalocean_droplet.server.0.ipv4_address}:4646/v1/agent/join?address=$1
}
join ${digitalocean_droplet.server.1.ipv4_address}
join ${digitalocean_droplet.server.2.ipv4_address}
CMD
}
}
output "addrs" {
value = "${join(",", digitalocean_droplet.server.*.ipv4_address)}"
}