From 44067ba758b378c4c2c2ff88b0d1b7a3c27ac812 Mon Sep 17 00:00:00 2001
From: Brian Waldon <bcwaldon@gmail.com>
Date: Mon, 27 Feb 2012 17:37:57 -0800
Subject: Call detach_volume when attach fails

* Fixes bug 914974
* Raise exception.DeviceBusy when volume cannot attach

Change-Id: Ie18377ba6acd6226612c70fa209185cc579c2d85
---
 nova/exception.py | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'nova/exception.py')

diff --git a/nova/exception.py b/nova/exception.py
index 668617500..e1caf28fe 100644
--- a/nova/exception.py
+++ b/nova/exception.py
@@ -362,6 +362,10 @@ class InvalidDevicePath(Invalid):
     message = _("The supplied device path (%(path)s) is invalid.")
 
 
+class DeviceIsBusy(Invalid):
+    message = _("The supplied device (%(device)s) is busy.")
+
+
 class InvalidCPUInfo(Invalid):
     message = _("Unacceptable CPU info") + ": %(reason)s"
 
-- 
cgit