mirror of
https://github.com/espressif/esp-mqtt.git
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93 lines
3.4 KiB
Python
93 lines
3.4 KiB
Python
# SPDX-FileCopyrightText: 2022 Espressif Systems (Shanghai) CO LTD
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# SPDX-License-Identifier: Unlicense OR CC0-1.0
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import logging
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import os
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import socket
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import struct
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import sys
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import time
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from threading import Thread
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import pexpect
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import pytest
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from common_test_methods import get_host_ip4_by_dest_ip
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from pytest_embedded import Dut
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msgid = -1
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def mqqt_server_sketch(my_ip, port): # type: (str, str) -> None
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global msgid
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print('Starting the server on {}'.format(my_ip))
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s = None
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try:
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s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
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s.settimeout(60)
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s.bind((my_ip, port))
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s.listen(1)
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q,addr = s.accept()
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q.settimeout(30)
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print('connection accepted')
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except Exception:
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print('Local server on {}:{} listening/accepting failure: {}'
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'Possibly check permissions or firewall settings'
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'to accept connections on this address'.format(my_ip, port, sys.exc_info()[0]))
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raise
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data = q.recv(1024)
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# check if received initial empty message
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print('received from client {!r}'.format(data))
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data = bytearray([0x20, 0x02, 0x00, 0x00])
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q.send(data)
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# try to receive qos1
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data = q.recv(1024)
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msgid = struct.unpack('>H', data[15:17])[0]
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print('received from client {!r}, msgid: {}'.format(data, msgid))
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data = bytearray([0x40, 0x02, data[15], data[16]])
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q.send(data)
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time.sleep(5)
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s.close()
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print('server closed')
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@pytest.mark.esp32
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@pytest.mark.ethernet
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def test_examples_protocol_mqtt_qos1(dut: Dut) -> None:
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global msgid
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"""
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steps: (QoS1: Happy flow)
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1. start the broker broker (with correctly sending ACK)
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2. DUT client connects to a broker and publishes qos1 message
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3. Test evaluates that qos1 message is queued and removed from queued after ACK received
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4. Test the broker received the same message id evaluated in step 3
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"""
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# check and log bin size
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binary_file = os.path.join(dut.app.binary_path, 'mqtt_tcp.bin')
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bin_size = os.path.getsize(binary_file)
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logging.info('[Performance][mqtt_tcp_bin_size]: %s KB', bin_size // 1024)
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# waiting for getting the IP address
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try:
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ip_address = dut.expect(r'IPv4 address: (\d+\.\d+\.\d+\.\d+)', timeout=30).group(1).decode()
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print('Connected to AP/Ethernet with IP: {}'.format(ip_address))
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except pexpect.TIMEOUT:
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raise ValueError('ENV_TEST_FAILURE: Cannot connect to AP/Ethernet')
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# 2. start mqtt broker sketch
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host_ip = get_host_ip4_by_dest_ip(ip_address)
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thread1 = Thread(target=mqqt_server_sketch, args=(host_ip,1883))
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thread1.start()
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data_write = 'mqtt://' + host_ip
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print('writing to device: {}'.format(data_write))
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dut.write(data_write)
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thread1.join()
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print('Message id received from server: {}'.format(msgid))
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# 3. check the message id was enqueued and then deleted
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msgid_enqueued = dut.expect(b'outbox: ENQUEUE msgid=([0-9]+)', timeout=30).group(1).decode()
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msgid_deleted = dut.expect(b'outbox: DELETED msgid=([0-9]+)', timeout=30).group(1).decode()
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# 4. check the msgid of received data are the same as that of enqueued and deleted from outbox
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if (msgid_enqueued == str(msgid) and msgid_deleted == str(msgid)):
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print('PASS: Received correct msg id')
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else:
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print('Failure!')
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raise ValueError('Mismatch of msgid: received: {}, enqueued {}, deleted {}'.format(msgid, msgid_enqueued, msgid_deleted))
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