[libvirt] [PATCH v2 17/23] qemu-migration: prevent migration if dbus-vmstate is required

From: Marc-André Lureau <marcandre.lureau(a)redhat.com&gt; Signed-off-by: Marc-André Lureau <marcandre.lureau(a)redhat.com&gt; --- src/qemu/qemu_migration.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/src/qemu/qemu_migration.c b/src/qemu/qemu_migration.c index 7c6be201b9..86b4bfd970 100644 --- a/src/qemu/qemu_migration.c +++ b/src/qemu/qemu_migration.c @@ -1114,6 +1114,7 @@ qemuMigrationSrcIsAllowed(virQEMUDriverPtr driver, bool remote, unsigned int flags) { + qemuDomainObjPrivatePtr priv = vm->privateData; int nsnapshots; int pauseReason; size_t i; @@ -1140,7 +1141,13 @@ qemuMigrationSrcIsAllowed(virQEMUDriverPtr driver, _("cannot migrate domain with I/O error")); return false; } + } + if (virHashSize(priv->dbusVMStates) > 0 && + !virQEMUCapsGet(priv->qemuCaps, QEMU_CAPS_DBUS_VMSTATE)) { + virReportError(VIR_ERR_OPERATION_INVALID, "%s", + _("domain requires dbus-vmstate support")); + return false; } /* following checks don't make sense for offline migration */ -- 2.23.0.rc1