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- #!/usr/bin/env python3
- # Test whether a SUBSCRIBE to a topic with an invalid UTF-8 topic fails
- from mosq_test_helper import *
- def do_test(proto_ver):
- rc = 1
- mid = 53
- keepalive = 60
- connect_packet = mosq_test.gen_connect("subscribe-invalid-utf8", keepalive=keepalive, proto_ver=proto_ver)
- connack_packet = mosq_test.gen_connack(rc=0, proto_ver=proto_ver)
- subscribe_packet = mosq_test.gen_subscribe(mid, "invalid/utf8", 0, proto_ver=proto_ver)
- b = list(struct.unpack("B"*len(subscribe_packet), subscribe_packet))
- b[13] = 0 # Topic should never have a 0x0000
- subscribe_packet = struct.pack("B"*len(b), *b)
- suback_packet = mosq_test.gen_suback(mid, 0, proto_ver=proto_ver)
- port = mosq_test.get_port()
- broker = mosq_test.start_broker(filename=os.path.basename(__file__), port=port)
- try:
- time.sleep(0.5)
- sock = mosq_test.do_client_connect(connect_packet, connack_packet, port=port)
- if proto_ver == 4:
- mosq_test.do_send_receive(sock, subscribe_packet, b"", "suback")
- else:
- disconnect_packet = mosq_test.gen_disconnect(proto_ver=5, reason_code = mqtt5_rc.MQTT_RC_MALFORMED_PACKET)
- mosq_test.do_send_receive(sock, subscribe_packet, disconnect_packet, "suback")
- rc = 0
- sock.close()
- except mosq_test.TestError:
- pass
- finally:
- broker.terminate()
- broker.wait()
- (stdo, stde) = broker.communicate()
- if rc:
- print(stde.decode('utf-8'))
- print("proto_ver=%d" % (proto_ver))
- exit(rc)
- do_test(proto_ver=4)
- do_test(proto_ver=5)
- exit(0)
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