APUE Learning Example Source Code
guowenxue
2019-06-26 157be0b0d4c7d4809cfcafc76235cc18388378c8
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#!/usr/bin/env python3
 
# Test whether a PUBLISH to a topic with QoS 1 results in the correct PUBACK packet.
 
from mosq_test_helper import *
 
rc = 1
mid = 19
keepalive = 60
connect_packet = mosq_test.gen_connect("pub-qos1-test", keepalive=keepalive)
connack_packet = mosq_test.gen_connack(rc=0)
 
publish_packet = mosq_test.gen_publish("pub/qos1/test", qos=1, mid=mid, payload="message")
puback_packet = mosq_test.gen_puback(mid)
 
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, connack_packet, port=port)
    mosq_test.do_send_receive(sock, publish_packet, puback_packet, "puback")
 
    rc = 0
 
    sock.close()
finally:
    broker.terminate()
    broker.wait()
    (stdo, stde) = broker.communicate()
    if rc:
        print(stde.decode('utf-8'))
 
exit(rc)