#!/usr/bin/env python3
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# client 1 subscribes to normal-topic
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# client 2 susbscribes to response-topic
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# client 2 publishes message to normal-topic with response-topic property
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# client 1 receives message, publishes a response on response-topic
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# client 2 receives message, checks payload
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from mosq_test_helper import *
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rc = 1
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keepalive = 10
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connect_packet1 = mosq_test.gen_connect("client1", proto_ver=5, keepalive=keepalive)
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connect_packet2 = mosq_test.gen_connect("client2", proto_ver=5, keepalive=keepalive)
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connack_packet = mosq_test.gen_connack(rc=0, proto_ver=5)
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subscribe_packet1 = mosq_test.gen_subscribe(mid=1, topic="normal/topic", qos=0, proto_ver=5)
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subscribe_packet2 = mosq_test.gen_subscribe(mid=1, topic="response/topic", qos=0, proto_ver=5)
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suback_packet = mosq_test.gen_suback(mid=1, qos=0, proto_ver=5)
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props = mqtt5_props.gen_string_prop(mqtt5_props.PROP_RESPONSE_TOPIC, "response/topic")
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publish_packet2 = mosq_test.gen_publish(topic="normal/topic", qos=0, payload="2", proto_ver=5, properties=props)
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publish_packet1 = mosq_test.gen_publish(topic="response/topic", qos=0, payload="22", proto_ver=5)
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disconnect_client_packet = mosq_test.gen_disconnect(proto_ver=5, properties=props)
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disconnect_server_packet = mosq_test.gen_disconnect(proto_ver=5, reason_code=130)
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port = mosq_test.get_port()
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broker = mosq_test.start_broker(filename=os.path.basename(__file__), port=port)
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try:
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sock1 = mosq_test.do_client_connect(connect_packet1, connack_packet, port=port)
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sock2 = mosq_test.do_client_connect(connect_packet2, connack_packet, port=port)
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mosq_test.do_send_receive(sock1, subscribe_packet1, suback_packet, "subscribe1")
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mosq_test.do_send_receive(sock2, subscribe_packet2, suback_packet, "subscribe2")
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sock2.send(publish_packet2)
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if mosq_test.expect_packet(sock1, "publish1", publish_packet2):
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# FIXME - it would be better to extract the property and payload, even though we know them
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sock1.send(publish_packet1)
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if mosq_test.expect_packet(sock2, "publish2", publish_packet1):
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rc = 0
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sock1.close()
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sock2.close()
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finally:
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broker.terminate()
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broker.wait()
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(stdo, stde) = broker.communicate()
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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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