#!/usr/bin/env python3
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# Test whether sending a non zero session expiry interval in DISCONNECT after
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# having sent a zero session expiry interval is treated correctly in MQTT v5.
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from mosq_test_helper import *
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def write_config(filename, port):
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with open(filename, 'w') as f:
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f.write("port %d\n" % (port))
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f.write("\n")
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f.write("max_keepalive 60\n")
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port = mosq_test.get_port(1)
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conf_file = os.path.basename(__file__).replace('.py', '.conf')
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write_config(conf_file, port)
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rc = 1
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keepalive = 61
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connect_packet = mosq_test.gen_connect("test", proto_ver=5, keepalive=keepalive)
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props = mqtt5_props.gen_uint16_prop(mqtt5_props.PROP_SERVER_KEEP_ALIVE, 60)
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connack_packet = mosq_test.gen_connack(rc=0, proto_ver=5, properties=props)
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broker = mosq_test.start_broker(filename=os.path.basename(__file__), port=port, use_conf=True)
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try:
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sock = mosq_test.do_client_connect(connect_packet, connack_packet, port=port)
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sock.close()
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rc = 0
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finally:
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os.remove(conf_file)
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broker.terminate()
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broker.wait()
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(stdo, stde) = broker.communicate()
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if rc:
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print(stde.decode('utf-8'))
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exit(rc)
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