APUE Learning Example Source Code
guowenxue
2019-06-26 157be0b0d4c7d4809cfcafc76235cc18388378c8
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
#!/usr/bin/env python3
 
# Test related to https://github.com/eclipse/mosquitto/issues/505
 
from mosq_test_helper import *
 
rc = 1
keepalive = 60
connect_packet = mosq_test.gen_connect("subhier-crash", keepalive=keepalive)
connack_packet = mosq_test.gen_connack(rc=0)
 
mid = 1
subscribe1_packet = mosq_test.gen_subscribe(mid, "topic/a", 0)
suback1_packet = mosq_test.gen_suback(mid, 0)
 
mid = 2
subscribe2_packet = mosq_test.gen_subscribe(mid, "topic/b", 0)
suback2_packet = mosq_test.gen_suback(mid, 0)
 
mid = 3
unsubscribe1_packet = mosq_test.gen_unsubscribe(mid, "topic/a")
unsuback1_packet = mosq_test.gen_unsuback(mid)
 
disconnect_packet = mosq_test.gen_disconnect()
 
 
port = mosq_test.get_port()
broker = mosq_test.start_broker(filename=os.path.basename(__file__), port=port)
 
def test():
    sock = mosq_test.do_client_connect(connect_packet, connack_packet, port=port)
    mosq_test.do_send_receive(sock, subscribe1_packet, suback1_packet, "suback 1")
    mosq_test.do_send_receive(sock, subscribe2_packet, suback2_packet, "suback 2")
    mosq_test.do_send_receive(sock, unsubscribe1_packet, unsuback1_packet, "unsuback")
 
    sock.send(disconnect_packet)
    sock.close()
 
 
try:
    time.sleep(0.5)
 
    test()
    # Repeat test to check broker is still there
    test()
 
    rc = 0
 
finally:
    broker.terminate()
    broker.wait()
    (stdo, stde) = broker.communicate()
    if rc:
        print(stde.decode('utf-8'))
 
exit(rc)