mosquitto/test/broker/01-connect-bad-packet.py

#!/usr/bin/env python3

# Test whether a first packet of non-CONNECT is rejected.

from mosq_test_helper import *

rc = 1
mid = 2
publish_packet = mosq_test.gen_publish("pub/qos1/test", qos=1, mid=mid, payload="message")
puback_packet = mosq_test.gen_puback(mid)


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

try:
    sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
    sock.settimeout(5)
    sock.connect(("localhost", port))
    sock.send(publish_packet)
    data = sock.recv(1)
    sock.close()
    if len(data) == 0:
        rc = 0
except socket.error:
    rc = 0
finally:
    broker.terminate()
    broker.wait()
    (stdo, stde) = broker.communicate()
    if rc:
        print(stde.decode('utf-8'))

exit(rc)