163 lines
6.8 KiB
Python
163 lines
6.8 KiB
Python
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#!/usr/bin/env python3
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# Does the broker respect max_inflight_bytes?
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# Also check whether the send quota is dealt with properly when both
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# RECEIVE-MAXIMUM and max_inflight_bytes are set.
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# MQTT v5
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from mosq_test_helper import *
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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("max_inflight_bytes 16\n")
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def send_small(port):
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rc = 1
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connect_packet = mosq_test.gen_connect("subpub-qos2-test-helper")
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connack_packet = mosq_test.gen_connack(rc=0)
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sock = mosq_test.do_client_connect(connect_packet, connack_packet, port=port)
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for i in range(0, 10):
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mid = 1+i
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publish_packet = mosq_test.gen_publish("subpub/qos2", qos=2, mid=mid, payload=str(i+1))
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pubrec_packet = mosq_test.gen_pubrec(mid)
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pubrel_packet = mosq_test.gen_pubrel(mid)
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pubcomp_packet = mosq_test.gen_pubcomp(mid)
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mosq_test.do_send_receive(sock, publish_packet, pubrec_packet, "pubrec")
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mosq_test.do_send_receive(sock, pubrel_packet, pubcomp_packet, "pubcomp")
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def do_test(proto_ver):
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if proto_ver == 4:
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exit(0)
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rc = 1
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keepalive = 60
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props = mqtt5_props.gen_uint16_prop(mqtt5_props.PROP_RECEIVE_MAXIMUM, 5)
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connect_packet = mosq_test.gen_connect("subpub-qos2-test", keepalive=keepalive, proto_ver=5, properties=props)
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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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subscribe_packet = mosq_test.gen_subscribe(mid, "subpub/qos2", 2, proto_ver=5)
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suback_packet = mosq_test.gen_suback(mid, 2, proto_ver=5)
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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__), port=port, use_conf=True)
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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, subscribe_packet, suback_packet, "suback")
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# Repeat many times to stress the send quota
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mid = 0
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for i in range(0, 12):
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pub = subprocess.Popen(['./02-subpub-qos2-receive-maximum-helper.py', str(port)], stdout=subprocess.PIPE, stderr=subprocess.PIPE)
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pub.wait()
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(stdo, stde) = pub.communicate()
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mid += 1
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publish_packet1 = mosq_test.gen_publish("subpub/qos2", qos=2, mid=mid, payload="message1", proto_ver=5)
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pubrec_packet1 = mosq_test.gen_pubrec(mid, proto_ver=5)
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pubrel_packet1 = mosq_test.gen_pubrel(mid, proto_ver=5)
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pubcomp_packet1 = mosq_test.gen_pubcomp(mid, proto_ver=5)
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mid += 1
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publish_packet2 = mosq_test.gen_publish("subpub/qos2", qos=2, mid=mid, payload="message2", proto_ver=5)
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pubrec_packet2 = mosq_test.gen_pubrec(mid, proto_ver=5)
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pubrel_packet2 = mosq_test.gen_pubrel(mid, proto_ver=5)
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pubcomp_packet2 = mosq_test.gen_pubcomp(mid, proto_ver=5)
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mid += 1
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publish_packet3 = mosq_test.gen_publish("subpub/qos2", qos=2, mid=mid, payload="message3", proto_ver=5)
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pubrec_packet3 = mosq_test.gen_pubrec(mid, proto_ver=5)
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pubrel_packet3 = mosq_test.gen_pubrel(mid, proto_ver=5)
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pubcomp_packet3 = mosq_test.gen_pubcomp(mid, proto_ver=5)
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mosq_test.expect_packet(sock, "publish1", publish_packet1)
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mosq_test.expect_packet(sock, "publish2", publish_packet2)
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mosq_test.do_send_receive(sock, pubrec_packet1, pubrel_packet1, "pubrel1")
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sock.send(pubcomp_packet1)
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mosq_test.expect_packet(sock, "publish3", publish_packet3)
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mosq_test.do_send_receive(sock, pubrec_packet2, pubrel_packet2, "pubrel2")
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sock.send(pubcomp_packet2)
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mosq_test.do_send_receive(sock, pubrec_packet3, pubrel_packet3, "pubrel3")
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sock.send(pubcomp_packet3)
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# send messages where count will exceed max_inflight_messages, but the
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# payload bytes won't exceed max_inflight_bytes
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send_small(port)
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mid += 1
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publish_packet1 = mosq_test.gen_publish("subpub/qos2", qos=2, mid=mid, payload="1", proto_ver=5)
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pubrec_packet1 = mosq_test.gen_pubrec(mid, proto_ver=5)
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pubrel_packet1 = mosq_test.gen_pubrel(mid, proto_ver=5)
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pubcomp_packet1 = mosq_test.gen_pubcomp(mid, proto_ver=5)
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mid += 1
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publish_packet2 = mosq_test.gen_publish("subpub/qos2", qos=2, mid=mid, payload="2", proto_ver=5)
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pubrec_packet2 = mosq_test.gen_pubrec(mid, proto_ver=5)
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pubrel_packet2 = mosq_test.gen_pubrel(mid, proto_ver=5)
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pubcomp_packet2 = mosq_test.gen_pubcomp(mid, proto_ver=5)
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mid += 1
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publish_packet3 = mosq_test.gen_publish("subpub/qos2", qos=2, mid=mid, payload="3", proto_ver=5)
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pubrec_packet3 = mosq_test.gen_pubrec(mid, proto_ver=5)
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pubrel_packet3 = mosq_test.gen_pubrel(mid, proto_ver=5)
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pubcomp_packet3 = mosq_test.gen_pubcomp(mid, proto_ver=5)
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mid += 1
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publish_packet4 = mosq_test.gen_publish("subpub/qos2", qos=2, mid=mid, payload="4", proto_ver=5)
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pubrec_packet4 = mosq_test.gen_pubrec(mid, proto_ver=5)
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pubrel_packet4 = mosq_test.gen_pubrel(mid, proto_ver=5)
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pubcomp_packet4 = mosq_test.gen_pubcomp(mid, proto_ver=5)
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mid += 1
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publish_packet5 = mosq_test.gen_publish("subpub/qos2", qos=2, mid=mid, payload="5", proto_ver=5)
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pubrec_packet5 = mosq_test.gen_pubrec(mid, proto_ver=5)
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pubrel_packet5 = mosq_test.gen_pubrel(mid, proto_ver=5)
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pubcomp_packet5 = mosq_test.gen_pubcomp(mid, proto_ver=5)
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mosq_test.expect_packet(sock, "publish1s", publish_packet1)
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mosq_test.expect_packet(sock, "publish2s", publish_packet2)
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mosq_test.expect_packet(sock, "publish3s", publish_packet3)
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mosq_test.expect_packet(sock, "publish4s", publish_packet4)
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mosq_test.expect_packet(sock, "publish5s", publish_packet5)
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mosq_test.do_send_receive(sock, pubrec_packet1, pubrel_packet1, "pubrel1s")
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mosq_test.do_send_receive(sock, pubrec_packet2, pubrel_packet2, "pubrel2s")
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mosq_test.do_send_receive(sock, pubrec_packet3, pubrel_packet3, "pubrel3s")
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mosq_test.do_send_receive(sock, pubrec_packet4, pubrel_packet4, "pubrel4s")
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mosq_test.do_send_receive(sock, pubrec_packet5, pubrel_packet5, "pubrel5s")
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rc = 0
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sock.close()
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except mosq_test.TestError:
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pass
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except Exception as e:
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print(e)
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finally:
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os.remove(conf_file)
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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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print("proto_ver=%d" % (proto_ver))
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exit(rc)
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do_test(proto_ver=5)
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exit(0)
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