How to use test_live_block_migration_with_attached_volume method in tempest

Best Python code snippet using tempest_python

test_live_migration.py

Source:test_live_migration.py

...149    @testtools.skipIf(not CONF.compute_feature_enabled.150                      block_migrate_cinder_iscsi,151                      'Block Live migration not configured for iSCSI')152    @utils.services('volume')153    def test_live_block_migration_with_attached_volume(self):154        """Test the live-migration of an instance with an attached volume.155        This tests the live-migration of an instance with both a local disk and156        attach volume. This differs from test_volume_backed_live_migration157        above that tests live-migration with only an attached volume.158        """159        validation_resources = self.get_class_validation_resources(160            self.os_primary)161        server = self.create_test_server(162            validatable=True,163            validation_resources=validation_resources,164            wait_until="SSHABLE")165        server_id = server['id']166        if not CONF.compute_feature_enabled.can_migrate_between_any_hosts:167            # not to specify a host so that the scheduler will pick one...

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