mosquitto/test/broker/11-persistent-subscription.py
2019-10-10 14:20:00 +01:00

78 lines
2.7 KiB
Python
Executable File

#!/usr/bin/env python3
# Test whether a client subscribed to a topic receives its own message sent to that topic.
from mosq_test_helper import *
def write_config(filename, port):
with open(filename, 'w') as f:
f.write("port %d\n" % (port))
f.write("persistence true\n")
f.write("persistence_file mosquitto-%d.db\n" % (port))
def do_test(proto_ver):
port = mosq_test.get_port()
conf_file = os.path.basename(__file__).replace('.py', '.conf')
write_config(conf_file, port)
rc = 1
mid = 530
keepalive = 60
connect_packet = mosq_test.gen_connect(
"persistent-subscription-test", keepalive=keepalive, clean_session=False, proto_ver=proto_ver, session_expiry=60
)
connack_packet = mosq_test.gen_connack(rc=0, proto_ver=proto_ver)
connack_packet2 = mosq_test.gen_connack(rc=0, flags=1, proto_ver=proto_ver) # session present
subscribe_packet = mosq_test.gen_subscribe(mid, "subpub/qos1", 1, proto_ver=proto_ver)
suback_packet = mosq_test.gen_suback(mid, 1, proto_ver=proto_ver)
mid = 300
publish_packet = mosq_test.gen_publish("subpub/qos1", qos=1, mid=mid, payload="message", proto_ver=proto_ver)
puback_packet = mosq_test.gen_puback(mid, proto_ver=proto_ver)
mid = 1
publish_packet2 = mosq_test.gen_publish("subpub/qos1", qos=1, mid=mid, payload="message", proto_ver=proto_ver)
if os.path.exists('mosquitto-%d.db' % (port)):
os.unlink('mosquitto-%d.db' % (port))
broker = mosq_test.start_broker(filename=os.path.basename(__file__), use_conf=True, port=port)
(stdo1, stde1) = ("", "")
try:
sock = mosq_test.do_client_connect(connect_packet, connack_packet, timeout=20, port=port)
mosq_test.do_send_receive(sock, subscribe_packet, suback_packet, "suback")
broker.terminate()
broker.wait()
(stdo1, stde1) = broker.communicate()
sock.close()
broker = mosq_test.start_broker(filename=os.path.basename(__file__), use_conf=True, port=port)
sock = mosq_test.do_client_connect(connect_packet, connack_packet2, timeout=20, port=port)
mosq_test.do_send_receive(sock, publish_packet, puback_packet, "puback")
if mosq_test.expect_packet(sock, "publish2", publish_packet2):
rc = 0
sock.close()
finally:
os.remove(conf_file)
broker.terminate()
broker.wait()
(stdo, stde) = broker.communicate()
if os.path.exists('mosquitto-%d.db' % (port)):
os.unlink('mosquitto-%d.db' % (port))
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)