print('delete all topics')
delete_all_topics(conn, '', get_config_cluster())
+ # disable v2 notification
+ result = admin(['zonegroup', 'modify', '--disable-feature=notification_v2'], get_config_cluster())
+ assert_equal(result[1], 0)
+ result = admin(['period', 'update'], get_config_cluster())
+ assert_equal(result[1], 0)
+ result = admin(['period', 'commit'], get_config_cluster())
+ assert_equal(result[1], 0)
+
# create random port for the http server
host = get_ip()
http_port = random.randint(10000, 20000)