From 78acac050ff27eb45332095935ab112de31d065d Mon Sep 17 00:00:00 2001
From: Antoine Eiche <lewo@abesis.fr>
Date: Mon, 28 Jan 2019 21:06:24 +0100
Subject: [PATCH] nixos/openstackImage: default hostname is empty string

This is to let the `ec2-data.nix` module sets the hostname from the
metadata API value.
---
 nixos/modules/virtualisation/openstack-config.nix | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/nixos/modules/virtualisation/openstack-config.nix b/nixos/modules/virtualisation/openstack-config.nix
index 7f4799d1719a..9d8f2ac245d6 100644
--- a/nixos/modules/virtualisation/openstack-config.nix
+++ b/nixos/modules/virtualisation/openstack-config.nix
@@ -29,6 +29,9 @@ with lib;
       passwordAuthentication = mkDefault false;
     };
 
+    # Force getting the hostname from Openstack metadata.
+    networking.hostName = mkDefault "";
+
     systemd.services.openstack-init = {
       path = [ pkgs.wget ];
       description = "Fetch Metadata on startup";