From 6bf1f1fb332c93cb4b74cf6b6511d2f9818a501d Mon Sep 17 00:00:00 2001
From: Sean Dague <sean.dague@samsung.com>
Date: Sat, 1 Feb 2014 17:05:18 -0500
Subject: [PATCH] use ext4 for guest default ephemeral

this isn't upstream default because of compatibility questions
with really old host on providers. However there is no reason not
to do it in devstack.

Change-Id: I6438c0efb297cfa5d3dbb5f00701b24f01c39d14
---
 lib/nova_plugins/hypervisor-libvirt | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/nova_plugins/hypervisor-libvirt b/lib/nova_plugins/hypervisor-libvirt
index 6f90f4ac17..42d3af15cf 100644
--- a/lib/nova_plugins/hypervisor-libvirt
+++ b/lib/nova_plugins/hypervisor-libvirt
@@ -108,6 +108,7 @@ EOF"
     iniset $NOVA_CONF DEFAULT libvirt_type "$LIBVIRT_TYPE"
     iniset $NOVA_CONF DEFAULT libvirt_cpu_mode "none"
     iniset $NOVA_CONF DEFAULT use_usb_tablet "False"
+    iniset $NOVA_CONF DEFAULT default_ephemeral_format "ext4"
     iniset $NOVA_CONF DEFAULT compute_driver "libvirt.LibvirtDriver"
     LIBVIRT_FIREWALL_DRIVER=${LIBVIRT_FIREWALL_DRIVER:-"nova.virt.libvirt.firewall.IptablesFirewallDriver"}
     iniset $NOVA_CONF DEFAULT firewall_driver "$LIBVIRT_FIREWALL_DRIVER"