#!/usr/bin/env python3
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# Does setting and updating subscription identifiers work as expected?
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# MQTT v5
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from mosq_test_helper import *
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rc = 1
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keepalive = 60
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connect_packet = mosq_test.gen_connect("subpub-test", keepalive=keepalive, proto_ver=5)
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connack_packet = mosq_test.gen_connack(rc=0, proto_ver=5)
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mid = 1
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props = mqtt5_props.gen_varint_prop(mqtt5_props.PROP_SUBSCRIPTION_IDENTIFIER, 1)
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subscribe1_packet = mosq_test.gen_subscribe(mid, "subpub/id1", 0, proto_ver=5, properties=props)
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suback1_packet = mosq_test.gen_suback(mid, 0, proto_ver=5)
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mid = 2
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props = mqtt5_props.gen_varint_prop(mqtt5_props.PROP_SUBSCRIPTION_IDENTIFIER, 14)
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subscribe2_packet = mosq_test.gen_subscribe(mid, "subpub/+/id2", 0, proto_ver=5, properties=props)
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suback2_packet = mosq_test.gen_suback(mid, 0, proto_ver=5)
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mid = 3
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subscribe3_packet = mosq_test.gen_subscribe(mid, "subpub/noid", 0, proto_ver=5)
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suback3_packet = mosq_test.gen_suback(mid, 0, proto_ver=5)
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# Updated version of subscribe1, now without a subscription identifier
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mid = 4
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subscribe1u_packet = mosq_test.gen_subscribe(mid, "subpub/id1", 0, proto_ver=5)
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suback1u_packet = mosq_test.gen_suback(mid, 0, proto_ver=5)
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# Updated version of subscribe2, with a new subscription identifier
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mid = 5
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props = mqtt5_props.gen_varint_prop(mqtt5_props.PROP_SUBSCRIPTION_IDENTIFIER, 19)
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subscribe2u_packet = mosq_test.gen_subscribe(mid, "subpub/+/id2", 0, proto_ver=5, properties=props)
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suback2u_packet = mosq_test.gen_suback(mid, 0, proto_ver=5)
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# Updated version of subscribe3, now with a subscription identifier
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mid = 6
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props = mqtt5_props.gen_varint_prop(mqtt5_props.PROP_SUBSCRIPTION_IDENTIFIER, 21)
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subscribe3u_packet = mosq_test.gen_subscribe(mid, "subpub/noid", 0, proto_ver=5, properties=props)
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suback3u_packet = mosq_test.gen_suback(mid, 0, proto_ver=5)
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publish1_packet = mosq_test.gen_publish("subpub/id1", qos=0, payload="message1", proto_ver=5)
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props = mqtt5_props.gen_varint_prop(mqtt5_props.PROP_SUBSCRIPTION_IDENTIFIER, 1)
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publish1r_packet = mosq_test.gen_publish("subpub/id1", qos=0, payload="message1", proto_ver=5, properties=props)
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publish2_packet = mosq_test.gen_publish("subpub/test/id2", qos=0, payload="message2", proto_ver=5)
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props = mqtt5_props.gen_varint_prop(mqtt5_props.PROP_SUBSCRIPTION_IDENTIFIER, 14)
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publish2r_packet = mosq_test.gen_publish("subpub/test/id2", qos=0, payload="message2", proto_ver=5, properties=props)
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publish3_packet = mosq_test.gen_publish("subpub/noid", qos=0, payload="message3", proto_ver=5)
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# Updated version of publish1r, now with no id
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publish1ru_packet = mosq_test.gen_publish("subpub/id1", qos=0, payload="message1", proto_ver=5)
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# Updated verison of publish2r, with updated id
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props = mqtt5_props.gen_varint_prop(mqtt5_props.PROP_SUBSCRIPTION_IDENTIFIER, 19)
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publish2ru_packet = mosq_test.gen_publish("subpub/test/id2", qos=0, payload="message2", proto_ver=5, properties=props)
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# Updated version of publish3r, now with an id
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props = mqtt5_props.gen_varint_prop(mqtt5_props.PROP_SUBSCRIPTION_IDENTIFIER, 21)
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publish3ru_packet = mosq_test.gen_publish("subpub/noid", qos=0, payload="message3", proto_ver=5, properties=props)
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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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sock = mosq_test.do_client_connect(connect_packet, connack_packet, timeout=20, port=port)
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mosq_test.do_send_receive(sock, subscribe1_packet, suback1_packet, "suback1")
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mosq_test.do_send_receive(sock, subscribe2_packet, suback2_packet, "suback2")
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mosq_test.do_send_receive(sock, subscribe3_packet, suback3_packet, "suback3")
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mosq_test.do_send_receive(sock, publish3_packet, publish3_packet, "publish3")
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mosq_test.do_send_receive(sock, publish2_packet, publish2r_packet, "publish2")
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mosq_test.do_send_receive(sock, publish1_packet, publish1r_packet, "publish1")
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# Now update the subscription identifiers
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mosq_test.do_send_receive(sock, subscribe1u_packet, suback1u_packet, "suback1u")
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mosq_test.do_send_receive(sock, subscribe2u_packet, suback2u_packet, "suback2u")
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mosq_test.do_send_receive(sock, subscribe3u_packet, suback3u_packet, "suback3u")
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mosq_test.do_send_receive(sock, publish2_packet, publish2ru_packet, "publish2u")
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mosq_test.do_send_receive(sock, publish3_packet, publish3ru_packet, "publish3u")
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mosq_test.do_send_receive(sock, publish1_packet, publish1ru_packet, "publish1u")
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rc = 0
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sock.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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