From 6cba82f2c3b4e592ddb8d735405556cd2e481b2c Mon Sep 17 00:00:00 2001
From: Mark Goddard <mark@stackhpc.com>
Date: Wed, 14 Mar 2018 16:52:07 +0000
Subject: [PATCH] Specify MTU in bifrost configdrive network_data.json

This ensures that the network interface configuration applied by
cloud-init/glean honours the provisioning network's MTU.

Change-Id: Ic06da06901bac304e2a9ce3690471c9d4eed0c16
---
 ansible/kolla-bifrost-hostvars.yml | 1 +
 1 file changed, 1 insertion(+)

diff --git a/ansible/kolla-bifrost-hostvars.yml b/ansible/kolla-bifrost-hostvars.yml
index 202672d95..7364578b5 100644
--- a/ansible/kolla-bifrost-hostvars.yml
+++ b/ansible/kolla-bifrost-hostvars.yml
@@ -40,6 +40,7 @@
       # been configured.
       ipv4_gateway: "{{ provision_oc_net_name | net_gateway or provision_oc_net_name | net_ip(seed_host) }}"
       ipv4_nameserver: "{{ resolv_nameservers }}"
+      network_mtu: "{{ provision_oc_net_name | net_mtu or '1500' }}"
   tasks:
     - name: Ensure the Bifrost host variable files exist
       copy: