1 files changed, 68 insertions, 0 deletions
diff --git a/nova/tests/functional/regressions/test_bug_1980720.py b/nova/tests/functional/regressions/test_bug_1980720.py
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+++ b/nova/tests/functional/regressions/test_bug_1980720.py
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+# Copyright (C) 2022 Red Hat, Inc
+# All Rights Reserved.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+
+from nova.tests import fixtures as nova_fixtures
+from nova.tests.functional.api import client
+from nova.tests.functional import integrated_helpers
+from nova.tests.functional.libvirt import base
+from unittest import mock
+
+
+class LibvirtDriverTests(
+    base.ServersTestBase,
+    integrated_helpers.InstanceHelperMixin
+):
+    api_major_version = 'v2.1'
+    microversion = 'latest'
+
+    def setUp(self):
+        super(LibvirtDriverTests, self).setUp()
+        self.cinder = self.useFixture(nova_fixtures.CinderFixture(self))
+        self.start_compute()
+
+    def _create_server_with_block_device(self):
+        server_request = self._build_server(
+            networks=[],
+        )
+        # removing imageRef is required as we want
+        # to boot from volume
+        server_request.pop('imageRef')
+        server_request['block_device_mapping_v2'] = [{
+            'boot_index': 0,
+            'source_type': 'volume',
+            'uuid': nova_fixtures.CinderFixture.IMAGE_BACKED_VOL_QUIESCE,
+            'destination_type': 'volume'}]
+
+        server = self.api.post_server({
+            'server': server_request,
+        })
+        self._wait_for_state_change(server, 'ACTIVE')
+        return server
+
+    def test_snapshot_quiesce_fail(self):
+        server = self._create_server_with_block_device()
+        with mock.patch.object(
+            nova_fixtures.libvirt.Domain, 'fsFreeze'
+        ) as mock_obj:
+            ex = nova_fixtures.libvirt.libvirtError("Error")
+            ex.err = (nova_fixtures.libvirt.VIR_ERR_AGENT_UNRESPONSIVE,)
+
+            mock_obj.side_effect = ex
+            excep = self.assertRaises(
+                    client.OpenStackApiException,
+                    self._snapshot_server, server, "snapshot-1"
+                )
+            self.assertEqual(409, excep.response.status_code)