h12-nullresource-provisioner.tf

resource "null_resource" "bastion_config" {

  connection {
    type     = "ssh"
    user     = "ec2-user"
    private_key = file("private-key/${var.instance_keypair}.pem")
    host     = module.ec2_public.public_ip
  }

  provisioner "file" {
    source      = "private-key/${var.instance_keypair}.pem"
    destination = "/tmp/${var.instance_keypair}.pem"
  }

  provisioner "remote-exec" {
    inline = ["sudo chmod 400 /tmp/${var.instance_keypair}.pem"]
  }

}