#!/usr/bin/env python3
|
|
# Test whether a retained PUBLISH to a topic with QoS 0 is sent with subscriber QoS
|
# when upgrade_outgoing_qos is true
|
|
from mosq_test_helper import *
|
|
def write_config(filename, port):
|
with open(filename, 'w') as f:
|
f.write("port %d\n" % (port))
|
f.write("upgrade_outgoing_qos true\n")
|
|
port = mosq_test.get_port()
|
conf_file = os.path.basename(__file__).replace('.py', '.conf')
|
write_config(conf_file, port)
|
|
rc = 1
|
keepalive = 60
|
mid = 16
|
connect_packet = mosq_test.gen_connect("retain-qos0-test", keepalive=keepalive)
|
connack_packet = mosq_test.gen_connack(rc=0)
|
|
publish_packet = mosq_test.gen_publish("retain/qos0/test", qos=0, payload="retained message", retain=True)
|
subscribe_packet = mosq_test.gen_subscribe(mid, "retain/qos0/test", 1)
|
suback_packet = mosq_test.gen_suback(mid, 1)
|
|
publish_packet2 = mosq_test.gen_publish("retain/qos0/test", mid=1, qos=1, payload="retained message", retain=True)
|
|
broker = mosq_test.start_broker(filename=os.path.basename(__file__), use_conf=True, port=port)
|
|
try:
|
sock = mosq_test.do_client_connect(connect_packet, connack_packet, port=port)
|
sock.send(publish_packet)
|
|
mosq_test.do_send_receive(sock, subscribe_packet, suback_packet, "suback")
|
|
if mosq_test.expect_packet(sock, "publish", publish_packet2):
|
rc = 0
|
|
sock.close()
|
finally:
|
os.remove(conf_file)
|
broker.terminate()
|
broker.wait()
|
(stdo, stde) = broker.communicate()
|
if rc:
|
print(stde.decode('utf-8'))
|
|
exit(rc)
|
