mosquitto/test/broker/07-will-reconnect-1273.py
2020-08-12 15:18:18 +01:00

73 lines
2.6 KiB
Python
Executable File

#!/usr/bin/env python3
# Test whether a persistent client that disconnects with DISCONNECT has its
# will published when it reconnects. It shouldn't. Bug 1273:
# https://github.com/eclipse/mosquitto/issues/1273
from mosq_test_helper import *
def do_test(proto_ver):
rc = 1
keepalive = 60
connect1_packet = mosq_test.gen_connect("will-sub", keepalive=keepalive, proto_ver=proto_ver)
connack1_packet = mosq_test.gen_connack(rc=0, proto_ver=proto_ver)
mid = 1
subscribe1_packet = mosq_test.gen_subscribe(mid, "will/test", 0, proto_ver=proto_ver)
suback1_packet = mosq_test.gen_suback(mid, 0, proto_ver=proto_ver)
connect2_packet = mosq_test.gen_connect("will-1273", keepalive=keepalive, will_topic="will/test", will_payload=b"will msg",clean_session=False, proto_ver=proto_ver, session_expiry=60)
connack2a_packet = mosq_test.gen_connack(rc=0, proto_ver=proto_ver)
connack2b_packet = mosq_test.gen_connack(rc=0, flags=1, proto_ver=proto_ver)
disconnect_packet = mosq_test.gen_disconnect(proto_ver=proto_ver)
publish_packet = mosq_test.gen_publish("will/test", qos=0, payload="alive", proto_ver=proto_ver)
port = mosq_test.get_port()
broker = mosq_test.start_broker(filename=os.path.basename(__file__), port=port)
try:
# Connect and subscribe will-sub
sock1 = mosq_test.do_client_connect(connect1_packet, connack1_packet, timeout=30, port=port, connack_error="connack1")
mosq_test.do_send_receive(sock1, subscribe1_packet, suback1_packet, "suback")
# Connect will-1273
sock2 = mosq_test.do_client_connect(connect2_packet, connack2a_packet, timeout=30, port=port)
# Publish our "alive" message
sock2.send(publish_packet)
# Clean disconnect
sock2.send(disconnect_packet)
# will-1273 should get the "alive"
mosq_test.expect_packet(sock1, "publish1", publish_packet)
sock2.close()
# Reconnect
sock2 = mosq_test.do_client_connect(connect2_packet, connack2b_packet, timeout=30, port=port, connack_error="connack2")
# will-1273 to publish "alive" again, and will-sub to receive it.
sock2.send(publish_packet)
mosq_test.expect_packet(sock1, "publish2", publish_packet)
# Do a ping to make sure there are no other packets received.
mosq_test.do_ping(sock1)
rc = 0
sock1.close()
sock2.close()
except mosq_test.TestError:
pass
finally:
broker.terminate()
broker.wait()
(stdo, stde) = broker.communicate()
if rc:
print(stde.decode('utf-8'))
exit(rc)
do_test(4)
do_test(5)
exit(0)