thebeanogamer / rpms / qemu-kvm

Forked from rpms/qemu-kvm 5 months ago
Clone
9ae3a8
From b1e9937d355d28809635967f3ada98c2ecf8ae7f Mon Sep 17 00:00:00 2001
9ae3a8
From: Kevin Wolf <kwolf@redhat.com>
9ae3a8
Date: Thu, 23 Oct 2014 10:10:08 +0200
9ae3a8
Subject: [PATCH 03/19] blockdev: Fail blockdev-add with encrypted images
9ae3a8
9ae3a8
Message-id: <1414059011-15516-6-git-send-email-kwolf@redhat.com>
9ae3a8
Patchwork-id: 61839
9ae3a8
O-Subject: [RHEL-7.1 qemu-kvm PATCH v2 5/8] blockdev: Fail blockdev-add with encrypted images
9ae3a8
Bugzilla: 1088176
9ae3a8
RH-Acked-by: Jeffrey Cody <jcody@redhat.com>
9ae3a8
RH-Acked-by: Markus Armbruster <armbru@redhat.com>
9ae3a8
RH-Acked-by: Max Reitz <mreitz@redhat.com>
9ae3a8
9ae3a8
Encrypted images need a password before they can be used, and we don't
9ae3a8
want blockdev-add to create BDSes that aren't fully initialised. So for
9ae3a8
now simply forbid encrypted images; we can come back to it later if we
9ae3a8
need the functionality.
9ae3a8
9ae3a8
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
9ae3a8
Reviewed-by: Eric Blake <eblake@redhat.com>
9ae3a8
(cherry picked from commit 8ae8e904fcba484ff7c3f8f31339b56ebd88fbad)
9ae3a8
Signed-off-by: Miroslav Rezanina <mrezanin@redhat.com>
9ae3a8
9ae3a8
Conflicts:
9ae3a8
	blockdev.c
9ae3a8
9ae3a8
Trivial bonus bugfix so that the backported test 087 won't fail.
9ae3a8
9ae3a8
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
9ae3a8
---
9ae3a8
 blockdev.c | 9 ++++++++-
9ae3a8
 1 file changed, 8 insertions(+), 1 deletion(-)
9ae3a8
9ae3a8
diff --git a/blockdev.c b/blockdev.c
9ae3a8
index 7d4a53f..a2d5f02 100644
9ae3a8
--- a/blockdev.c
9ae3a8
+++ b/blockdev.c
9ae3a8
@@ -1793,6 +1793,7 @@ void qmp___com_redhat_change_backing_file(const char *device,
9ae3a8
 void qmp_blockdev_add(BlockdevOptions *options, Error **errp)
9ae3a8
 {
9ae3a8
     QmpOutputVisitor *ov = qmp_output_visitor_new();
9ae3a8
+    DriveInfo *dinfo;
9ae3a8
     QObject *obj;
9ae3a8
     QDict *qdict;
9ae3a8
     Error *local_err = NULL;
9ae3a8
@@ -1828,12 +1829,18 @@ void qmp_blockdev_add(BlockdevOptions *options, Error **errp)
9ae3a8
 
9ae3a8
     qdict_flatten(qdict);
9ae3a8
 
9ae3a8
-    blockdev_init(qdict, IF_NONE, &local_err);
9ae3a8
+    dinfo = blockdev_init(qdict, IF_NONE, &local_err);
9ae3a8
     if (error_is_set(&local_err)) {
9ae3a8
         error_propagate(errp, local_err);
9ae3a8
         goto fail;
9ae3a8
     }
9ae3a8
 
9ae3a8
+    if (bdrv_key_required(dinfo->bdrv)) {
9ae3a8
+        drive_uninit(dinfo);
9ae3a8
+        error_setg(errp, "blockdev-add doesn't support encrypted devices");
9ae3a8
+        goto fail;
9ae3a8
+    }
9ae3a8
+
9ae3a8
 fail:
9ae3a8
     qmp_output_visitor_cleanup(ov);
9ae3a8
 }
9ae3a8
-- 
9ae3a8
1.8.3.1
9ae3a8