88 lines
3.3 KiB
Python
Executable File
88 lines
3.3 KiB
Python
Executable File
#!/usr/bin/env python3
|
|
|
|
# Does an interrupted QoS 1 flow from broker to client get handled correctly?
|
|
|
|
from mosq_test_helper import *
|
|
|
|
def helper(port):
|
|
connect_packet = mosq_test.gen_connect("test-helper", keepalive=60)
|
|
connack_packet = mosq_test.gen_connack(rc=0)
|
|
|
|
mid = 128
|
|
publish_packet = mosq_test.gen_publish("qos1/disconnect/test", qos=1, mid=mid, payload="disconnect-message")
|
|
puback_packet = mosq_test.gen_puback(mid)
|
|
sock = mosq_test.do_client_connect(connect_packet, connack_packet, connack_error="helper connack", port=port)
|
|
mosq_test.do_send_receive(sock, publish_packet, puback_packet, "helper puback")
|
|
sock.close()
|
|
|
|
|
|
def do_test(proto_ver):
|
|
port = mosq_test.get_port()
|
|
|
|
rc = 1
|
|
mid = 3265
|
|
keepalive = 60
|
|
if proto_ver == 5:
|
|
props = mqtt5_props.gen_uint32_prop(mqtt5_props.PROP_SESSION_EXPIRY_INTERVAL, 60)
|
|
else:
|
|
props = None
|
|
|
|
connect_packet = mosq_test.gen_connect("pub-qos1-disco-test", keepalive=keepalive, clean_session=False, proto_ver=proto_ver, properties=props)
|
|
connack1_packet = mosq_test.gen_connack(flags=0, rc=0, proto_ver=proto_ver)
|
|
connack2_packet = mosq_test.gen_connack(flags=1, rc=0, proto_ver=proto_ver)
|
|
|
|
subscribe_packet = mosq_test.gen_subscribe(mid, "qos1/disconnect/test", 1, proto_ver=proto_ver)
|
|
suback_packet = mosq_test.gen_suback(mid, 1, proto_ver=proto_ver)
|
|
|
|
mid = 1
|
|
publish_packet = mosq_test.gen_publish("qos1/disconnect/test", qos=1, mid=mid, payload="disconnect-message", proto_ver=proto_ver)
|
|
publish_dup_packet = mosq_test.gen_publish("qos1/disconnect/test", qos=1, mid=mid, payload="disconnect-message", dup=True, proto_ver=proto_ver)
|
|
puback_packet = mosq_test.gen_puback(mid, proto_ver=proto_ver)
|
|
|
|
mid = 3266
|
|
publish2_packet = mosq_test.gen_publish("qos1/outgoing", qos=1, mid=mid, payload="outgoing-message", proto_ver=proto_ver)
|
|
puback2_packet = mosq_test.gen_puback(mid, proto_ver=proto_ver)
|
|
|
|
broker = mosq_test.start_broker(filename=os.path.basename(__file__), port=port)
|
|
|
|
try:
|
|
sock = mosq_test.do_client_connect(connect_packet, connack1_packet, port=port)
|
|
|
|
mosq_test.do_send_receive(sock, subscribe_packet, suback_packet, "suback")
|
|
|
|
helper(port)
|
|
# Should have now received a publish command
|
|
|
|
if mosq_test.expect_packet(sock, "publish", publish_packet):
|
|
# Send our outgoing message. When we disconnect the broker
|
|
# should get rid of it and assume we're going to retry.
|
|
sock.send(publish2_packet)
|
|
sock.close()
|
|
|
|
sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
|
|
sock.settimeout(60) # 60 seconds timeout is much longer than 5 seconds message retry.
|
|
sock.connect(("localhost", port))
|
|
|
|
mosq_test.do_send_receive(sock, connect_packet, connack2_packet, "connack")
|
|
|
|
if mosq_test.expect_packet(sock, "dup publish", publish_dup_packet):
|
|
sock.send(puback_packet)
|
|
rc = 0
|
|
|
|
sock.close()
|
|
finally:
|
|
broker.terminate()
|
|
broker.wait()
|
|
(stdo, stde) = broker.communicate()
|
|
if rc:
|
|
print(stde.decode('utf-8'))
|
|
print("proto_ver=%d" % (proto_ver))
|
|
exit(rc)
|
|
|
|
|
|
do_test(proto_ver=4)
|
|
do_test(proto_ver=5)
|
|
|
|
exit(0)
|
|
|