variable "ssh_host" {}
variable "ssh_user" {}
variable "ssh_key" {}
resource "null_resource" "ssh_target" {
  connection {
    type        = "ssh"
    user        = var.ssh_user
    host        = var.ssh_host
    private_key = file(var.ssh_key)
  }
  provisioner "remote-exec" {
    inline = [
      "sudo apt update -qq >/dev/null",
      "curl -fsSL https://get.docker.com -o get-docker.sh",
      "sudo chmod 755 get-docker.sh",
      "sudo ./get-docker.sh >/dev/null"
    ]
  }
  provisioner "file" {
    source      = "startup-options.conf"
    destination = "/tmp/startup-options.conf"
  }
  provisioner "remote-exec" {
    inline = [
      "sudo mkdir -p /etc/systemd/system/docker.service.d/",
      "sudo cp /tmp/startup-options.conf /etc/systemd/system/docker.service.d/startup_options.conf",
      "sudo systemctl daemon-reload",
      "sudo systemctl restart docker",
      "sudo usermod -aG docker vagrant"
    ]
  }
}

provider "docker" {
  host = "tcp://${var.ssh_host}:2375"
}

resource "docker_image" "nginx" {
  name = "nginx:latest"
}
resource "docker_container" "nginx" {
  image = docker_image.nginx.latest
  name  = "enginecks"
  ports {
    internal = 80
    external = 80
  }
}