main.tf

resource "openstack_compute_keypair_v2" "terraform" {
  name = "terraform"
  public_key = "${file("${var.ssh_key_file}.pub")}"
}

resource "openstack_networking_network_v2" "terraform" {
  name = "terraform"
  admin_state_up = "true"
}

resource "openstack_networking_subnet_v2" "terraform" {
  name = "terraform"
  network_id = "${openstack_networking_network_v2.terraform.id}"
  cidr = "10.0.0.0/24"
  ip_version = 4
  dns_nameservers = ["8.8.8.8","8.8.4.4"]
}

resource "openstack_networking_router_v2" "terraform" {
  name = "terraform"
  admin_state_up = "true"
  external_gateway = "${var.external_gateway}"
}

resource "openstack_networking_router_interface_v2" "terraform" {
  router_id = "${openstack_networking_router_v2.terraform.id}"
  subnet_id = "${openstack_networking_subnet_v2.terraform.id}"
}

resource "openstack_compute_secgroup_v2" "terraform" {
  name = "terraform"
  description = "Security group for the Terraform example instances"
  rule {
    from_port = 22
    to_port = 22
    ip_protocol = "tcp"
    cidr = "0.0.0.0/0"
  }
  rule {
    from_port = 80
    to_port = 80
    ip_protocol = "tcp"
    cidr = "0.0.0.0/0"
  }
  rule {
    from_port = -1
    to_port = -1
    ip_protocol = "icmp"
    cidr = "0.0.0.0/0"
  }
}

resource "openstack_compute_floatingip_v2" "terraform" {
  pool = "${var.pool}"
  depends_on = ["openstack_networking_router_interface_v2.terraform"]
}

resource "openstack_compute_instance_v2" "terraform" {
  name = "terraform"
  image_name = "${var.image}"
  flavor_name = "${var.flavor}"
  key_pair = "${openstack_compute_keypair_v2.terraform.name}"
  security_groups = [ "${openstack_compute_secgroup_v2.terraform.name}" ]
  floating_ip = "${openstack_compute_floatingip_v2.terraform.address}"
  network {
    uuid = "${openstack_networking_network_v2.terraform.id}"
  }
  provisioner "remote-exec" {
    connection {
      user = "${var.ssh_user_name}"
      key_file = "${var.ssh_key_file}"
    }
    inline = [
        "sudo apt-get -y update",
        "sudo apt-get -y install nginx",
        "sudo service nginx start"
    ]
  }
}