From dbb92fb42d016b46124a183df1c9dc437430874c Mon Sep 17 00:00:00 2001
From: Mark Goddard <mark@stackhpc.com>
Date: Tue, 16 Jan 2018 17:53:04 +0000
Subject: [PATCH] Pass MTU configuration to seed VM's configdrive

This ensures that the seed VM honours any MTU configuration following its
initial provisioning.
---
 ansible/filter_plugins/networks.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/ansible/filter_plugins/networks.py b/ansible/filter_plugins/networks.py
index b2f2f3019..3c5d03f1a 100644
--- a/ansible/filter_plugins/networks.py
+++ b/ansible/filter_plugins/networks.py
@@ -390,12 +390,14 @@ def net_configdrive_network_device(context, name, inventory_hostname=None):
     netmask = net_mask(context, name, inventory_hostname)
     gateway = net_gateway(context, name, inventory_hostname)
     bootproto = 'static' if ip is not None else 'dhcp'
+    mtu = net_mtu(context, name, inventory_hostname)
     interface = {
         'device': device,
         'address': ip,
         'netmask': netmask,
         'gateway': gateway,
         'bootproto': bootproto,
+        'mtu': mtu,
     }
     interface = {k: v for k, v in interface.items() if v is not None}
     return interface