Let ansible handle the ssh keypair creation and handover

xdmod/image.pkr.hcl

@@ -16,8 +16,6 @@ source "openstack" "image" {
   networks                 = ["${var.external_net}", "${var.internal_net}"]
   reuse_ips                = "false"
   source_image_name        = "${var.source_image_name}"
-  ssh_keypair_name         = "${var.ssh_keypair_name}"
-  ssh_private_key_file     = "${var.private_key_file}"
   ssh_username             = "${var.ssh_username}"
   #pause_before_connecting  = "5m"
   #ssh_timeout              = "10m"