From 00ff904b09e07880a274cc9b0cf35b6433dc5877 Mon Sep 17 00:00:00 2001
From: Lee Yarwood <lyarwood@redhat.com>
Date: Fri, 19 May 2017 13:40:56 +0100
Subject: [PATCH] stack: Workaround libvirt issue with multiple of 16 byte
 fixed_key values

Unable to use LUKS passphrase that is exactly 16 bytes long
https://bugzilla.redhat.com/show_bug.cgi?id=1447297

Change-Id: I565339762549b076119ffedb6b83abfa12977f5e
---
 stack.sh | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/stack.sh b/stack.sh
index 9fdb47ecbd..5b73291bcf 100755
--- a/stack.sh
+++ b/stack.sh
@@ -1253,8 +1253,13 @@ if is_service_enabled g-reg; then
 fi
 
 # Create a randomized default value for the key manager's fixed_key
+# NOTE(lyarwood): This is currently set to 36 as a workaround to the following
+# libvirt bug that incorrectly pads passphrases that are a multiple of 16 bytes
+# in length.
+# Unable to use LUKS passphrase that is exactly 16 bytes long
+# https://bugzilla.redhat.com/show_bug.cgi?id=1447297
 if is_service_enabled nova; then
-    iniset $NOVA_CONF key_manager fixed_key $(generate_hex_string 32)
+    iniset $NOVA_CONF key_manager fixed_key $(generate_hex_string 36)
 fi
 
 # Launch the nova-api and wait for it to answer before continuing