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64 lines
2.2 KiB
Python
64 lines
2.2 KiB
Python
#!/usr/bin/env python3
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# Test whether the broker handles malformed packets correctly - PUBLISH
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# MQTTv5
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from mosq_test_helper import *
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rc = 1
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def write_config(filename, port):
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with open(filename, 'w') as f:
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f.write("listener %d\n" % (port))
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f.write("allow_anonymous true\n")
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f.write("maximum_qos 1\n")
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f.write("retain_available false\n")
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def do_test(publish_packet, reason_code, error_string):
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global rc
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rc = 1
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connect_packet = mosq_test.gen_connect("13-malformed-publish-v5", proto_ver=5)
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connack_props = mqtt5_props.gen_uint16_prop(mqtt5_props.PROP_TOPIC_ALIAS_MAXIMUM, 10)
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connack_props += mqtt5_props.gen_byte_prop(mqtt5_props.PROP_RETAIN_AVAILABLE, 0)
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connack_props += mqtt5_props.gen_uint16_prop(mqtt5_props.PROP_RECEIVE_MAXIMUM, 20)
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connack_props += mqtt5_props.gen_byte_prop(mqtt5_props.PROP_MAXIMUM_QOS, 1)
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connack_packet = mosq_test.gen_connack(rc=0, proto_ver=5, properties=connack_props, property_helper=False)
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mid = 0
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disconnect_packet = mosq_test.gen_disconnect(proto_ver=5, reason_code=reason_code)
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sock = mosq_test.do_client_connect(connect_packet, connack_packet, port=port)
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mosq_test.do_send_receive(sock, publish_packet, disconnect_packet, error_string=error_string)
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rc = 0
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port = mosq_test.get_port()
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conf_file = os.path.basename(__file__).replace('.py', '.conf')
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write_config(conf_file, port)
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broker = mosq_test.start_broker(filename=os.path.basename(__file__), use_conf=True, port=port)
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try:
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# qos > maximum qos
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publish_packet = mosq_test.gen_publish(topic="test/topic", qos=2, mid=1, proto_ver=5)
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do_test(publish_packet, mqtt5_rc.MQTT_RC_QOS_NOT_SUPPORTED, "qos > maximum qos")
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# retain not supported
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publish_packet = mosq_test.gen_publish(topic="test/topic", qos=0, retain=True, proto_ver=5, payload="a")
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do_test(publish_packet, mqtt5_rc.MQTT_RC_RETAIN_NOT_SUPPORTED, "retain not supported")
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except mosq_test.TestError:
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pass
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finally:
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broker.terminate()
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if mosq_test.wait_for_subprocess(broker):
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print("broker not terminated")
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if rc == 0: rc=1
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(stdo, stde) = broker.communicate()
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os.remove(conf_file)
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if rc:
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print(stde.decode('utf-8'))
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exit(rc)
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