23345d2021
added docs and tests for mqtt library, small fixes (removed warnings, option for custom outbox, websocket bug fixed for longer transports). refactored to use common tcp_transport component, support for CMake build system. Closes #2108
128 lines
5.9 KiB
Python
128 lines
5.9 KiB
Python
import re
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import os
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import sys
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import time
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import socket
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import imp
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use_mqtt_client_sketch = False
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try:
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imp.find_module('paho')
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import paho.mqtt.client as mqtt
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# Make things with supposed existing module
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except ImportError:
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use_mqtt_client_sketch = True
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pass
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global g_recv_topic
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global g_recv_data
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g_recv_data=""
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# This is only a workaround for running mqtt client with 'hardcoded' data using plain socket interface
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def mqtt_client_sketch():
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global g_recv_topic
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global g_recv_data
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http_connect = bytearray([ 0x47, 0x45, 0x54, 0x20, 0x2f, 0x77, 0x73, 0x20, 0x48, 0x54, 0x54, 0x50, 0x2f, 0x31, 0x2e, 0x31, 0x0d, 0x0a, 0x4f, 0x72, 0x69, 0x67, 0x69, 0x6e, 0x3a, 0x20, 0x68, 0x74, 0x74, 0x70, 0x73, 0x3a, 0x2f, 0x2f, 0x69, 0x6f, 0x74, 0x2e, 0x65, 0x63, 0x6c, 0x69, 0x70, 0x73, 0x65, 0x2e, 0x6f, 0x72, 0x67, 0x3a, 0x38, 0x30, 0x0d, 0x0a, 0x55, 0x70, 0x67, 0x72, 0x61, 0x64, 0x65, 0x3a, 0x20, 0x77, 0x65, 0x62, 0x73, 0x6f, 0x63, 0x6b, 0x65, 0x74, 0x0d, 0x0a, 0x53, 0x65, 0x63, 0x2d, 0x57, 0x65, 0x62, 0x73, 0x6f, 0x63, 0x6b, 0x65, 0x74, 0x2d, 0x56, 0x65, 0x72, 0x73, 0x69, 0x6f, 0x6e, 0x3a, 0x20, 0x31, 0x33, 0x0d, 0x0a, 0x53, 0x65, 0x63, 0x2d, 0x57, 0x65, 0x62, 0x73, 0x6f, 0x63, 0x6b, 0x65, 0x74, 0x2d, 0x50, 0x72, 0x6f, 0x74, 0x6f, 0x63, 0x6f, 0x6c, 0x3a, 0x20, 0x6d, 0x71, 0x74, 0x74, 0x0d, 0x0a, 0x43, 0x6f, 0x6e, 0x6e, 0x65, 0x63, 0x74, 0x69, 0x6f, 0x6e, 0x3a, 0x20, 0x55, 0x70, 0x67, 0x72, 0x61, 0x64, 0x65, 0x0d, 0x0a, 0x53, 0x65, 0x63, 0x2d, 0x57, 0x65, 0x62, 0x53, 0x6f, 0x63, 0x6b, 0x65, 0x74, 0x2d, 0x4b, 0x65, 0x79, 0x3a, 0x20, 0x6c, 0x35, 0x61, 0x50, 0x41, 0x64, 0x6d, 0x4a, 0x52, 0x65, 0x32, 0x79, 0x55, 0x42, 0x79, 0x68, 0x37, 0x35, 0x72, 0x58, 0x68, 0x51, 0x3d, 0x3d, 0x0d, 0x0a, 0x48, 0x6f, 0x73, 0x74, 0x3a, 0x20, 0x69, 0x6f, 0x74, 0x2e, 0x65, 0x63, 0x6c, 0x69, 0x70, 0x73, 0x65, 0x2e, 0x6f, 0x72, 0x67, 0x3a, 0x38, 0x30, 0x0d, 0x0a, 0x0d, 0x0a])
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connect_msg = bytearray([0x82, 0x8e, 0x82, 0x1a, 0xe6, 0x22, 0x92, 0x16, 0xe6, 0x26, 0xcf, 0x4b, 0xb2, 0x76, 0x86, 0x18, 0xe6, 0x1e, 0x82, 0x1a])
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send_qos0_msg = bytearray([ 0x82, 0x9c, 0x44, 0x78, 0xdf, 0x8e, 0x74, 0x62, 0xdf, 0x85, 0x6b, 0x0c, 0xb0, 0xfe, 0x2d, 0x1b, 0xf0, 0xff, 0x2b, 0x0b, 0xef, 0xea, 0x25, 0x0c, 0xbe, 0xd1, 0x30, 0x17, 0x80, 0xeb, 0x37, 0x08, 0xec, 0xbc ])
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subscribe_qos0 = bytearray([ 0x82, 0x92, 0x8e, 0x31, 0x8c, 0x4a, 0x0c, 0x21, 0x8c, 0x4b, 0x8e, 0x3a, 0xa3, 0x3e, 0xe1, 0x41, 0xe5, 0x29, 0xa1, 0x40, 0xe3, 0x39, 0xbe, 0x31] )
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cli = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
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cli.settimeout(30)
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cli.connect(("iot.eclipse.org", 80))
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cli.send(http_connect)
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cli.send(connect_msg)
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data = cli.recv(1024)
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print("Connect ack received {}".format(data))
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cli.send(subscribe_qos0)
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data = cli.recv(1024)
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print("Subscibe ack received {}".format(data))
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start = time.time()
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while (time.time() - start) <= 20:
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data = cli.recv(1024)
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print("Data received {}".format(data[-17:]))
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if data[-15:] == "/topic/qos0data":
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g_recv_topic = data[-15:][:11]
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g_recv_data = data[-4:]
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cli.send(send_qos0_msg)
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data = cli.recv(1024)
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print("data ack received {}".format(data))
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break
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cli.close()
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# The callback for when the client receives a CONNACK response from the server.
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def on_connect(client, userdata, flags, rc):
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print("Connected with result code "+str(rc))
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client.subscribe("/topic/qos0")
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# The callback for when a PUBLISH message is received from the server.
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def on_message(client, userdata, msg):
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global g_recv_topic
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global g_recv_data
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if g_recv_data == "" and msg.payload == "data":
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client.publish("/topic/qos0", "data_to_esp32")
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g_recv_topic = msg.topic
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g_recv_data = msg.payload
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print(msg.topic+" "+str(msg.payload))
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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 TinyFW
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import IDF
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@IDF.idf_example_test(env_tag="Example_WIFI")
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def test_examples_protocol_mqtt_ws(env, extra_data):
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global g_recv_topic
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global g_recv_data
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"""
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steps: |
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1. join AP and connects to ws broker
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2. Test connects a client to the same broker
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3. Test evaluates it received correct qos0 message
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4. Test ESP32 client received correct qos0 message
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"""
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dut1 = env.get_dut("mqtt_websocket", "examples/protocols/mqtt/ws")
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# check and log bin size
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binary_file = os.path.join(dut1.app.binary_path, "mqtt_websocket.bin")
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bin_size = os.path.getsize(binary_file)
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IDF.log_performance("mqtt_websocket_bin_size", "{}KB".format(bin_size//1024))
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IDF.check_performance("mqtt_websocket_size", bin_size//1024)
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# 1. start test
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dut1.start_app()
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# 2. Test connects to a broker
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if use_mqtt_client_sketch:
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mqtt_client_sketch()
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else:
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client = mqtt.Client(transport="websockets")
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client.on_connect = on_connect
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client.on_message = on_message
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client.ws_set_options(path="/ws", headers=None)
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print "Connecting..."
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client.connect("iot.eclipse.org", 80, 60)
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print "...done"
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print "Start Looping..."
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start = time.time()
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while (time.time() - start) <= 20:
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client.loop()
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print "...done"
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# 3. check the message received back from the server
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if g_recv_topic == "/topic/qos0" and g_recv_data == "data" :
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print("PASS: Received correct message")
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else:
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print("Failure!")
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raise ValueError('Wrong data received topic: {}, data:{}'.format(g_recv_topic, g_recv_data))
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# 4. check that the esp32 client received data sent by this python client
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dut1.expect(re.compile(r"DATA=data_to_esp32"), timeout=30)
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if __name__ == '__main__':
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test_examples_protocol_mqtt_ws()
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