mosquitto/test/broker/12-prop-maximum-packet-size-connect.py
Roger A. Light 1877f8a326 Tests and implementation for maximum packet size.
This is for broker outgoing connack and publish packets only.
2019-02-18 19:50:51 +00:00

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Python
Executable File

#!/usr/bin/env python
# Test whether setting maximum packet size to smaller than a CONNACK packet
# results in the CONNECT being rejected.
# MQTTv5
from mosq_test_helper import *
rc = 1
keepalive = 10
props = mqtt5_props.gen_uint32_prop(mqtt5_props.PROP_MAXIMUM_PACKET_SIZE, 2)
connect_packet = mosq_test.gen_connect("test", proto_ver=5, keepalive=keepalive, properties=props)
port = mosq_test.get_port()
broker = mosq_test.start_broker(filename=os.path.basename(__file__), port=port)
try:
sock = mosq_test.do_client_connect(connect_packet, "", port=port)
# Exception occurs if connack packet returned
rc = 0
finally:
broker.terminate()
broker.wait()
(stdo, stde) = broker.communicate()
if rc:
print(stde)
exit(rc)