From 22f2fe6d69a25246ac024dfb32679bff3148701f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Marek=20Marczykowski-G=C3=B3recki?=
 <marmarek@invisiblethingslab.com>
Date: Tue, 1 Aug 2017 15:20:36 +0200
Subject: [PATCH] block: add support for devtype option

QubesOS/qubes-issues#2951
---
 qubes/ext/block.py | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/qubes/ext/block.py b/qubes/ext/block.py
index 47e1e0ba..28c4128f 100644
--- a/qubes/ext/block.py
+++ b/qubes/ext/block.py
@@ -242,6 +242,11 @@ class BlockDeviceExtension(qubes.ext.Extension):
                     raise qubes.exc.QubesValueError(
                         'read-only option can only have '
                         '\'yes\' or \'no\' value')
+            elif option == 'devtype':
+                if value not in ('disk', 'cdrom'):
+                    raise qubes.exc.QubesValueError(
+                        'devtype option can only have '
+                        '\'disk\' or \'cdrom\' value')
             else:
                 raise qubes.exc.QubesValueError(
                     'Unsupported option {}'.format(option))