02-subscribe-long-topic.py 1.5 KB

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  1. #!/usr/bin/env python3
  2. # Test whether a SUBSCRIBE to a topic with 65535 hierarchy characters fails
  3. # This needs checking with MOSQ_USE_VALGRIND=1 to detect memory failures
  4. # https://github.com/eclipse/mosquitto/issues/1412
  5. from mosq_test_helper import *
  6. def do_test(proto_ver):
  7. rc = 1
  8. mid = 1
  9. keepalive = 60
  10. connect_packet = mosq_test.gen_connect("subscribe-long-test", keepalive=keepalive, proto_ver=proto_ver)
  11. connack_packet = mosq_test.gen_connack(rc=0, proto_ver=proto_ver)
  12. subscribe_packet = mosq_test.gen_subscribe(mid, "/"*65535, 0, proto_ver=proto_ver)
  13. suback_packet = mosq_test.gen_suback(mid, 0, proto_ver=proto_ver)
  14. port = mosq_test.get_port()
  15. broker = mosq_test.start_broker(filename=os.path.basename(__file__), port=port)
  16. try:
  17. sock = mosq_test.do_client_connect(connect_packet, connack_packet, port=port)
  18. if proto_ver == 4:
  19. mosq_test.do_send_receive(sock, subscribe_packet, b"", "suback")
  20. else:
  21. disconnect_packet = mosq_test.gen_disconnect(proto_ver=5, reason_code = mqtt5_rc.MQTT_RC_MALFORMED_PACKET)
  22. mosq_test.do_send_receive(sock, subscribe_packet, disconnect_packet, "suback")
  23. rc = 0
  24. sock.close()
  25. except mosq_test.TestError:
  26. pass
  27. finally:
  28. broker.terminate()
  29. broker.wait()
  30. (stdo, stde) = broker.communicate()
  31. if rc:
  32. print(stde.decode('utf-8'))
  33. print("proto_ver=%d" % (proto_ver))
  34. exit(rc)
  35. do_test(proto_ver=4)
  36. do_test(proto_ver=5)
  37. exit(0)