Add terraform example

terraform/bioinfo-machine.tf

+variable "ssh_key" {
+  type        = "string"
+  description = "The name of the ssh key to use"
+}
+
+variable "flavor" {
+  type        = "string"
+  description = "The name of the flavor to use"
+  default     = "de.NBI.default"
+}
+
+variable "image" {
+  type        = "string"
+  description = "The name of the image to use"
+  default     = "Ubuntu 16.04 Xenial 2017/10/12"
+}
+
+resource "openstack_compute_instance_v2" "instance_1" {
+  name            = "instance_1"
+  image_name      = "${var.image}"
+  flavor_name     = "${var.flavor}"
+  key_pair        = "${var.ssh_key}"
+  security_groups = ["${openstack_compute_secgroup_v2.secgroup_1.name}"]
+  user_data       = "${file("${path.module}/setup-bioinfo-desktop.sh")}"
+
+  network {
+	name = "${openstack_networking_network_v2.network_1.name}"
+  }
+}
+
+resource "openstack_compute_volume_attach_v2" "attached" {
+  instance_id = "${openstack_compute_instance_v2.instance_1.id}"
+  volume_id = "${openstack_blockstorage_volume_v2.myvol.id}"
+}
+
+resource "openstack_compute_floatingip_associate_v2" "myip" {
+  floating_ip = "${openstack_networking_floatingip_v2.myip.address}"
+  instance_id = "${openstack_compute_instance_v2.instance_1.id}"
+}
+
+resource "openstack_networking_floatingip_v2" "myip" {
+  pool = "external_network"
+}
+
+resource "openstack_blockstorage_volume_v2" "myvol" {
+  name = "myvol"
+  size = 20
+}
+
+output "connect via" {
+    value = "\nssh -A ubuntu@${openstack_networking_floatingip_v2.myip.address}"
+}

terraform/network.tf

+resource "openstack_networking_network_v2" "network_1" {
+  name           = "network_1"
+  admin_state_up = "true"
+}
+
+resource "openstack_networking_subnet_v2" "subnet_1" {
+  name       = "subnet_1"
+  network_id = "${openstack_networking_network_v2.network_1.id}"
+  cidr       = "10.8.1.0/24"
+  ip_version = 4
+}
+
+resource "openstack_networking_router_v2" "router_1" {
+  name             = "my_router"
+  external_gateway = "c0ac8288-c1c7-4458-8d86-71eca7008fab"
+}
+
+resource "openstack_networking_router_interface_v2" "router_interface_1" {
+  router_id = "${openstack_networking_router_v2.router_1.id}"
+  subnet_id = "${openstack_networking_subnet_v2.subnet_1.id}"
+}
+
+resource "openstack_compute_secgroup_v2" "secgroup_1" {
+  name        = "secgroup_1"
+  description = "ssh access"
+
+  rule {
+    from_port   = 22
+    to_port     = 22
+    ip_protocol = "tcp"
+    cidr        = "0.0.0.0/0"
+  }
+}

terraform/providers.tf

+provider "openstack" {
+}
+
+provider "template" {
+}

terraform/setup-bioinfo-desktop.sh

+#!/bin/bash
+sudo apt-add-repository ppa:x2go/stable
+apt update
+apt upgrade
+apt install -y xfce4
+apt install -y x2goserver x2goserver-xsession
+apt install -y zsh s3cmd s3fs
+apt install -y python3-openstackclient python3-swiftclient python3-heatclient

terraform/terraform.tfvars

+ssh_key = "key name"