50 lines
1.6 KiB
Python
50 lines
1.6 KiB
Python
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#!/usr/bin/env python3
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# Check for performance of processing user-property on CONNECT
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from mosq_test_helper import *
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def do_test():
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rc = 1
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props = mqtt5_props.gen_string_pair_prop(mqtt5_props.PROP_USER_PROPERTY, "key", "value")
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for i in range(0, 20000):
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props += mqtt5_props.gen_string_pair_prop(mqtt5_props.PROP_USER_PROPERTY, "key", "value")
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connect_packet_slow = mosq_test.gen_connect("connect-user-property", proto_ver=5, properties=props)
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connect_packet_fast = mosq_test.gen_connect("a"*65000, proto_ver=5)
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connack_packet = mosq_test.gen_connack(rc=0, proto_ver=5)
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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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t_start = time.monotonic()
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sock = mosq_test.do_client_connect(connect_packet_slow, connack_packet, port=port)
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t_stop = time.monotonic()
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sock.close()
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t_diff_slow = t_stop - t_start
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t_start = time.monotonic()
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sock = mosq_test.do_client_connect(connect_packet_fast, connack_packet, port=port)
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t_stop = time.monotonic()
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sock.close()
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t_diff_fast = t_stop - t_start
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# 20 is chosen as a factor that works in plain mode and running under
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# valgrind. The slow performance manifests as a factor of >100. Fast is <10.
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if t_diff_slow / t_diff_fast < 20:
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rc = 0
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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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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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do_test()
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exit(0)
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