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				https://github.com/espressif/esp-mqtt.git
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			114 lines
		
	
	
		
			4.0 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			114 lines
		
	
	
		
			4.0 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
import re
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import os
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import sys
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import socket
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from threading import Thread
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import struct
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import time
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try:
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    import IDF
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except ImportError:
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    # this is a test case write with tiny-test-fw.
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    # to run test cases outside tiny-test-fw,
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    # we need to set environment variable `TEST_FW_PATH`,
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    # then get and insert `TEST_FW_PATH` to sys path before import FW module
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    test_fw_path = os.getenv("TEST_FW_PATH")
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    if test_fw_path and test_fw_path not in sys.path:
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        sys.path.insert(0, test_fw_path)
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    import IDF
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import DUT
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msgid = -1
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def get_my_ip():
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    s1 = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
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    s1.connect(("8.8.8.8", 80))
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    my_ip = s1.getsockname()[0]
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    s1.close()
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    return my_ip
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def mqqt_server_sketch(my_ip, port):
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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 {}".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 {}, 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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@IDF.idf_example_test(env_tag="Example_WIFI")
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def test_examples_protocol_mqtt_qos1(env, extra_data):
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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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    dut1 = env.get_dut("mqtt_tcp", "examples/protocols/mqtt/tcp")
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    # check and log bin size
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    binary_file = os.path.join(dut1.app.binary_path, "mqtt_tcp.bin")
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    bin_size = os.path.getsize(binary_file)
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    IDF.log_performance("mqtt_tcp_bin_size", "{}KB".format(bin_size // 1024))
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    IDF.check_performance("mqtt_tcp_size", bin_size // 1024)
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    # 1. start mqtt broker sketch
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    host_ip = get_my_ip()
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    thread1 = Thread(target=mqqt_server_sketch, args=(host_ip,1883))
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    thread1.start()
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    # 2. start the dut test and wait till client gets IP address
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    dut1.start_app()
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    # waiting for getting the IP address
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    try:
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        ip_address = dut1.expect(re.compile(r" sta ip: ([^,]+),"), timeout=30)
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        print("Connected to AP with IP: {}".format(ip_address))
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    except DUT.ExpectTimeout:
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        raise ValueError('ENV_TEST_FAILURE: Cannot connect to AP')
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    print("writing to device: {}".format("mqtt://" + host_ip + "\n"))
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    dut1.write("mqtt://" + host_ip + "\n")
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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 = dut1.expect(re.compile(r"OUTBOX: ENQUEUE msgid=([0-9]+)"), timeout=30)
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    msgid_deleted = dut1.expect(re.compile(r"OUTBOX: DELETED msgid=([0-9]+)"), timeout=30)
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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[0] == str(msgid) and msgid_deleted[0] == 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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if __name__ == '__main__':
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    test_examples_protocol_mqtt_qos1()
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