mosquitto/test/broker/02-subpub-qos2.py

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2014-05-07 22:27:00 +00:00
#!/usr/bin/env python
# Test whether a client subscribed to a topic receives its own message sent to that topic.
import inspect, os, sys
# From http://stackoverflow.com/questions/279237/python-import-a-module-from-a-folder
cmd_subfolder = os.path.realpath(os.path.abspath(os.path.join(os.path.split(inspect.getfile( inspect.currentframe() ))[0],"..")))
if cmd_subfolder not in sys.path:
sys.path.insert(0, cmd_subfolder)
import mosq_test
rc = 1
mid = 530
keepalive = 60
connect_packet = mosq_test.gen_connect("subpub-qos2-test", keepalive=keepalive)
connack_packet = mosq_test.gen_connack(rc=0)
subscribe_packet = mosq_test.gen_subscribe(mid, "subpub/qos2", 2)
suback_packet = mosq_test.gen_suback(mid, 2)
mid = 301
publish_packet = mosq_test.gen_publish("subpub/qos2", qos=2, mid=mid, payload="message")
pubrec_packet = mosq_test.gen_pubrec(mid)
pubrel_packet = mosq_test.gen_pubrel(mid)
pubcomp_packet = mosq_test.gen_pubcomp(mid)
mid = 1
publish_packet2 = mosq_test.gen_publish("subpub/qos2", qos=2, mid=mid, payload="message")
pubrec_packet2 = mosq_test.gen_pubrec(mid)
pubrel_packet2 = mosq_test.gen_pubrel(mid)
pubcomp_packet2 = mosq_test.gen_pubcomp(mid)
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cmd = ['../../src/mosquitto', '-p', '1888']
broker = mosq_test.start_broker(filename=os.path.basename(__file__), cmd=cmd)
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try:
sock = mosq_test.do_client_connect(connect_packet, connack_packet, timeout=20)
sock.send(subscribe_packet)
if mosq_test.expect_packet(sock, "suback", suback_packet):
sock.send(publish_packet)
if mosq_test.expect_packet(sock, "pubrec", pubrec_packet):
sock.send(pubrel_packet)
if mosq_test.expect_packet(sock, "pubcomp", pubcomp_packet):
if mosq_test.expect_packet(sock, "publish2", publish_packet2):
sock.send(pubrec_packet2)
if mosq_test.expect_packet(sock, "pubrel2", pubrel_packet2):
# Broker side of flow complete so can quit here.
rc = 0
sock.close()
finally:
broker.terminate()
broker.wait()
if rc:
(stdo, stde) = broker.communicate()
print(stde)
exit(rc)