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mosquitto/test/broker/02-subscribe-invalid-utf8.py

60 lines
1.9 KiB
Python

#!/usr/bin/env python3
# Test whether a SUBSCRIBE to a topic with an invalid UTF-8 topic fails
from mosq_test_helper import *
def do_test(start_broker, proto_ver):
rc = 1
mid = 53
connect_packet = mosq_test.gen_connect("subscribe-invalid-utf8", proto_ver=proto_ver)
connack_packet = mosq_test.gen_connack(rc=0, proto_ver=proto_ver)
subscribe_packet = mosq_test.gen_subscribe(mid, "invalid/utf8", 0, proto_ver=proto_ver)
b = list(struct.unpack("B"*len(subscribe_packet), subscribe_packet))
b[13] = 0 # Topic should never have a 0x0000
subscribe_packet = struct.pack("B"*len(b), *b)
port = mosq_test.get_port()
broker = None
if start_broker:
broker = mosq_test.start_broker(filename=os.path.basename(__file__), port=port)
try:
sock = mosq_test.do_client_connect(connect_packet, connack_packet, port=port)
if proto_ver == 4:
try:
mosq_test.do_send_receive(sock, subscribe_packet, b"", "suback")
except BrokenPipeError:
rc = 0
else:
disconnect_packet = mosq_test.gen_disconnect(proto_ver=5, reason_code = mqtt5_rc.MQTT_RC_MALFORMED_PACKET)
mosq_test.do_send_receive(sock, subscribe_packet, disconnect_packet, "suback")
rc = 0
sock.close()
finally:
if broker:
broker.terminate()
if mosq_test.wait_for_subprocess(broker):
print("broker not terminated")
if rc == 0: rc=1
(stdo, stde) = broker.communicate()
if rc:
print(stde.decode('utf-8'))
print("proto_ver=%d" % (proto_ver))
return rc
def all_tests(start_broker=False):
rc = do_test(start_broker, proto_ver=4)
if rc:
return rc
rc = do_test(start_broker, proto_ver=5)
if rc:
return rc
return 0
if __name__ == '__main__':
sys.exit(all_tests(True))