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[PULL,2/2] migrate-bitmaps-postcopy-test: check that we can't remove in-flight bitmaps

Message ID 20210324145202.430759-3-stefanha@redhat.com (mailing list archive)
State New, archived
Headers show
Series [PULL,1/2] migration/block-dirty-bitmap: make incoming disabled bitmaps busy | expand

Commit Message

Stefan Hajnoczi March 24, 2021, 2:52 p.m. UTC
From: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>

Check that we can't remove bitmaps being migrated on destination vm.
The new check proves that previous commit helps.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-Id: <20210322094906.5079-3-vsementsov@virtuozzo.com>
 tests/qemu-iotests/tests/migrate-bitmaps-postcopy-test | 10 ++++++++++
 1 file changed, 10 insertions(+)
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diff --git a/tests/qemu-iotests/tests/migrate-bitmaps-postcopy-test b/tests/qemu-iotests/tests/migrate-bitmaps-postcopy-test
index d046ebeb94..584062b412 100755
--- a/tests/qemu-iotests/tests/migrate-bitmaps-postcopy-test
+++ b/tests/qemu-iotests/tests/migrate-bitmaps-postcopy-test
@@ -224,6 +224,16 @@  class TestDirtyBitmapPostcopyMigration(iotests.QMPTestCase):
         self.vm_b_events += self.vm_b.get_qmp_events()
+        # While being here, let's check that we can't remove in-flight bitmaps.
+        for vm in (self.vm_a, self.vm_b):
+            for i in range(0, nb_bitmaps):
+                result = vm.qmp('block-dirty-bitmap-remove', node='drive0',
+                                name=f'bitmap{i}')
+                self.assert_qmp(result, 'error/desc',
+                                f"Bitmap 'bitmap{i}' is currently in use by "
+                                "another operation and cannot be used")
         # recreate vm_b, so there is no incoming option, which prevents
         # loading bitmaps from disk