111 lines
3.6 KiB
Python
Executable File
111 lines
3.6 KiB
Python
Executable File
#!/usr/bin/env python
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# Does a bridge resend a QoS=1 message correctly after a disconnect?
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import os
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import subprocess
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import socket
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import time
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import inspect, os, sys
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# From http://stackoverflow.com/questions/279237/python-import-a-module-from-a-folder
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cmd_subfolder = os.path.realpath(os.path.abspath(os.path.join(os.path.split(inspect.getfile( inspect.currentframe() ))[0],"..")))
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if cmd_subfolder not in sys.path:
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sys.path.insert(0, cmd_subfolder)
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import mosq_test
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rc = 1
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keepalive = 60
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client_id = socket.gethostname()+".bridge_sample"
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connect_packet = mosq_test.gen_connect(client_id, keepalive=keepalive, clean_session=False, proto_ver=128+3)
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connack_packet = mosq_test.gen_connack(rc=0)
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mid = 1
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subscribe_packet = mosq_test.gen_subscribe(mid, "bridge/#", 2)
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suback_packet = mosq_test.gen_suback(mid, 2)
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mid = 2
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subscribe2_packet = mosq_test.gen_subscribe(mid, "bridge/#", 2)
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suback2_packet = mosq_test.gen_suback(mid, 2)
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mid = 3
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subscribe3_packet = mosq_test.gen_subscribe(mid, "bridge/#", 2)
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suback3_packet = mosq_test.gen_suback(mid, 2)
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mid = 5
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publish_packet = mosq_test.gen_publish("bridge/disconnect/test", qos=2, mid=mid, payload="disconnect-message")
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publish_dup_packet = mosq_test.gen_publish("bridge/disconnect/test", qos=2, mid=mid, payload="disconnect-message", dup=True)
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pubrec_packet = mosq_test.gen_pubrec(mid)
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pubrel_packet = mosq_test.gen_pubrel(mid)
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pubcomp_packet = mosq_test.gen_pubcomp(mid)
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ssock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
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ssock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
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ssock.settimeout(40)
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ssock.bind(('', 1888))
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ssock.listen(5)
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broker = mosq_test.start_broker(filename=os.path.basename(__file__), port=1889)
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try:
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(bridge, address) = ssock.accept()
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bridge.settimeout(20)
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if mosq_test.expect_packet(bridge, "connect", connect_packet):
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bridge.send(connack_packet)
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if mosq_test.expect_packet(bridge, "subscribe", subscribe_packet):
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bridge.send(suback_packet)
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bridge.send(publish_packet)
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bridge.close()
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(bridge, address) = ssock.accept()
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bridge.settimeout(20)
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if mosq_test.expect_packet(bridge, "connect", connect_packet):
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bridge.send(connack_packet)
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if mosq_test.expect_packet(bridge, "2nd subscribe", subscribe2_packet):
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bridge.send(suback2_packet)
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bridge.send(publish_dup_packet)
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if mosq_test.expect_packet(bridge, "pubrec", pubrec_packet):
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bridge.send(pubrel_packet)
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bridge.close()
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(bridge, address) = ssock.accept()
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bridge.settimeout(20)
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if mosq_test.expect_packet(bridge, "connect", connect_packet):
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bridge.send(connack_packet)
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if mosq_test.expect_packet(bridge, "3rd subscribe", subscribe3_packet):
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bridge.send(suback3_packet)
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bridge.send(publish_dup_packet)
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if mosq_test.expect_packet(bridge, "2nd pubrec", pubrec_packet):
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bridge.send(pubrel_packet)
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if mosq_test.expect_packet(bridge, "pubcomp", pubcomp_packet):
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rc = 0
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bridge.close()
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finally:
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try:
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bridge.close()
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except NameError:
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pass
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broker.terminate()
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broker.wait()
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if rc:
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(stdo, stde) = broker.communicate()
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print(stde)
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ssock.close()
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exit(rc)
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