From dd7aa0234080d5c3512d0e9bab831a621aac10aa Mon Sep 17 00:00:00 2001
From: Scott Moser <smoser@ubuntu.com>
Date: Fri, 2 Sep 2011 16:30:52 -0400
Subject: use 'qemu-image resize' rather than 'truncate' to grow image files

qcow-image is capable of growing qcow formated disks in addition to
being able to grow a qcow formated one. (LP: #836759)
---
 nova/virt/disk.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'nova')

diff --git a/nova/virt/disk.py b/nova/virt/disk.py
index 52b2881e8..50c7c40e9 100644
--- a/nova/virt/disk.py
+++ b/nova/virt/disk.py
@@ -58,7 +58,7 @@ def extend(image, size):
     file_size = os.path.getsize(image)
     if file_size >= size:
         return
-    utils.execute('truncate', '-s', size, image)
+    utils.execute('qemu-img', 'resize', image, size)
     # NOTE(vish): attempts to resize filesystem
     utils.execute('e2fsck', '-fp', image, check_exit_code=False)
     utils.execute('resize2fs', image, check_exit_code=False)
-- 
cgit