mosquitto/test/broker/06-bridge-no-local.py

#!/usr/bin/env python3

# Check whether an incoming bridge connection receives its own messages. It
# shouldn't because for v3.1 and v3.1.1 we have no-local set for all bridges.

from mosq_test_helper import *

port = mosq_test.get_port()

def do_test(proto_ver_connect, proto_ver_msgs, sub_opts):
    rc = 1
    keepalive = 60
    connect_packet = mosq_test.gen_connect("bridge-test", keepalive=keepalive, proto_ver=proto_ver_connect)
    connack_packet = mosq_test.gen_connack(rc=0, proto_ver=proto_ver_msgs)

    mid = 1
    subscribe_packet = mosq_test.gen_subscribe(mid, "loop/test", 0 | sub_opts, proto_ver=proto_ver_msgs)
    suback_packet = mosq_test.gen_suback(mid, 0, proto_ver=proto_ver_msgs)

    publish_packet = mosq_test.gen_publish("loop/test", qos=0, payload="message", proto_ver=proto_ver_msgs)

    port = mosq_test.get_port()
    broker = mosq_test.start_broker(filename=os.path.basename(__file__), port=port)

    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")

        sock.send(publish_packet)
        mosq_test.do_ping(sock)
        rc = 0

        sock.close()
    finally:
        broker.terminate()
        broker.wait()
        (stdo, stde) = broker.communicate()
        if rc:
            print(stde.decode('utf-8'))
            exit(rc)

do_test(128+3, 3, 0)
do_test(128+4, 4, 0)
do_test(5, 5, mqtt5_opts.MQTT_SUB_OPT_NO_LOCAL)

exit(0)