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- #!/usr/bin/env python3
- # Check whether the broker disconnects a client nicely when they send a too large packet.
- from mosq_test_helper import *
- def write_config(filename, port):
- with open(filename, 'w') as f:
- f.write("port %d\n" % (port))
- f.write("allow_anonymous true\n")
- f.write("max_packet_size 30\n")
- port = mosq_test.get_port()
- conf_file = os.path.basename(__file__).replace('.py', '.conf')
- write_config(conf_file, port)
- rc = 1
- keepalive = 10
- connect_packet = mosq_test.gen_connect("test", proto_ver=5, keepalive=keepalive)
- props = mqtt5_props.gen_uint32_prop(mqtt5_props.PROP_MAXIMUM_PACKET_SIZE, 30)
- connack_packet = mosq_test.gen_connack(rc=0, proto_ver=5, properties=props)
- publish_packet = mosq_test.gen_publish("test/topic", qos=0, payload="0123456789012345678901234567890", proto_ver=5)
- disconnect_packet = mosq_test.gen_disconnect(reason_code=149, proto_ver=5)
- broker = mosq_test.start_broker(filename=os.path.basename(__file__), port=port, use_conf=True)
- try:
- sock = mosq_test.do_client_connect(connect_packet, connack_packet, port=port)
- mosq_test.do_send_receive(sock, publish_packet, disconnect_packet, "disconnect")
- rc = 0
- except mosq_test.TestError:
- pass
- finally:
- broker.terminate()
- broker.wait()
- os.remove(conf_file)
- (stdo, stde) = broker.communicate()
- if rc:
- print(stde.decode('utf-8'))
- exit(rc)
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