[qemu-xen staging] qemu-iotests/199: check persistent bitmaps

[patchbot@xxxxxxx]

commit d4c6fcc01b59016e49adf3b12e23e65df212eba2
Author:     Vladimir Sementsov-Ogievskiy <vsementsov@xxxxxxxxxxxxx>
AuthorDate: Mon Jul 27 22:42:34 2020 +0300
Commit:     Eric Blake <eblake@xxxxxxxxxx>
CommitDate: Mon Jul 27 15:41:34 2020 -0500

    qemu-iotests/199: check persistent bitmaps
    
    Check that persistent bitmaps are not stored on source and that bitmaps
    are persistent on destination.
    
    Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@xxxxxxxxxxxxx>
    Reviewed-by: Andrey Shinkevich <andrey.shinkevich@xxxxxxxxxxxxx>
    Message-Id: <20200727194236.19551-20-vsementsov@xxxxxxxxxxxxx>
    Signed-off-by: Eric Blake <eblake@xxxxxxxxxx>
---
 tests/qemu-iotests/199 | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

diff --git a/tests/qemu-iotests/199 b/tests/qemu-iotests/199
index 355c0b2885..5fd34f0fcd 100755
--- a/tests/qemu-iotests/199
+++ b/tests/qemu-iotests/199
@@ -117,7 +117,8 @@ class TestDirtyBitmapPostcopyMigration(iotests.QMPTestCase):
         for i in range(nb_bitmaps):
             result = self.vm_a.qmp('block-dirty-bitmap-add', node='drive0',
                                    name='bitmap{}'.format(i),
-                                   granularity=granularity)
+                                   granularity=granularity,
+                                   persistent=True)
             self.assert_qmp(result, 'return', {})
 
         result = self.vm_a.qmp('x-debug-block-dirty-bitmap-sha256',
@@ -193,6 +194,19 @@ class 
TestDirtyBitmapPostcopyMigration(iotests.QMPTestCase):
             print('downtime:', downtime)
             print('postcopy_time:', postcopy_time)
 
+        # check that there are no bitmaps stored on source
+        self.vm_a_events += self.vm_a.get_qmp_events()
+        self.vm_a.shutdown()
+        self.vm_a.launch()
+        check_bitmaps(self.vm_a, 0)
+
+        # check that bitmaps are migrated and persistence works
+        check_bitmaps(self.vm_b, nb_bitmaps)
+        self.vm_b.shutdown()
+        # recreate vm_b, so there is no incoming option, which prevents
+        # loading bitmaps from disk
+        self.vm_b = iotests.VM(path_suffix='b').add_drive(disk_b)
+        self.vm_b.launch()
         check_bitmaps(self.vm_b, nb_bitmaps)
 
         # Check content of migrated bitmaps. Still, don't waste time checking
--
generated by git-patchbot for /home/xen/git/qemu-xen.git#staging