02-create-inv.tf

resource "null_resource" "ansible-provision" {
  depends_on = ["aws_instance.swarm-master", "aws_instance.aws-swarm-members", "google_compute_instance.gce-swarm-members"]

  provisioner "local-exec" {
    command = "echo \"[swarm-master]\" > swarm-inventory"
  }

  provisioner "local-exec" {
    command = "echo \"${format("%s ansible_ssh_user=%s", aws_instance.swarm-master.0.public_ip, var.ssh_user)}\" >> swarm-inventory"
  }

  provisioner "local-exec" {
    command = "echo \"[swarm-nodes]\" >> swarm-inventory"
  }

  provisioner "local-exec" {
    command = "echo \"${join("\n",formatlist("%s ansible_ssh_user=%s", aws_instance.aws-swarm-members.*.public_ip, var.ssh_user))}\" >> swarm-inventory"
  }

  provisioner "local-exec" {
    command = "echo \"${join("\n",formatlist("%s ansible_ssh_user=%s", google_compute_instance.gce-swarm-members.*.network_interface.0.access_config.0.assigned_nat_ip, var.ssh_user))}\" >> swarm-inventory"
  }
}