provider "digitalocean" {
     token = "${var.do_token}"
 }
 resource "digitalocean_ssh_key" "jondoe" {
   name       = "Key von Jon"
   public_key = "${file("${var.ssh_pub_key}")}"
 }
 resource "digitalocean_droplet" "mywebapp" {
   image = "docker-16-04"
   name = "mydockerdroplet"
   region = "fra1"
   size = "512mb"
   ssh_keys = ["${digitalocean_ssh_key.jondoe.id}"]
   provisioner "remote-exec" {
     inline = [
     "docker run -p 80:80 --name ${var.site_name} -e AUTHOR=\"${var.site_author}\" -d -P ${var.site_container}",
     ]
     connection {
       type = "ssh"
       user = "root"
       private_key = "${file("${var.ssh_priv_key}")}"
     }
   }
 }
 output "IP" {
   value = "${digitalocean_droplet.mywebapp.ipv4_address}"
 }