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import paho.mqtt.client as mqtt import json from datetime import datetime import time # Параметры подключения к MQTT-брокеру HOST = "192.168.2.23" # IP чемодана PORT = 1883 # Стандартный порт подключения для Mosquitto KEEPALIVE = 60 # Время ожидания доставки сообщения, если при отправке оно будет превышено, брокер будет считаться недоступным # Словарь с топиками и собираемыми из них параметрами SUB_TOPICS = { '/devices/wb-m1w2_14/controls/External Sensor 1': 'temperature', '/devices/wb-msw-v3_21/controls/Sound Level': 'sound', '/devices/wb-msw-v3_21/controls/CO2': 'CO2', '/devices/wb-msw-v3_21/controls/Air Quality (VOC)': 'air quality' } JSON_LIST = [] # Создание словарей для хранения данных JSON и XML JSON_DICT = {} for value in SUB_TOPICS.values(): JSON_DICT[value] = 0 record_time_flag = False # Flag to record time after all sensor data def on_connect(client, userdata, flags, rc): print("Connected with result code " + str(rc)) for topic in SUB_TOPICS.keys(): client.subscribe(topic) def on_message(client, userdata, msg): payload = msg.payload.decode() topic = msg.topic param_name = SUB_TOPICS[topic] message_data = {} message_data[param_name] = payload # Запись данных в JSON файл JSON_LIST.append(message_data) global record_time_flag if not record_time_flag: JSON_LIST[-1]['time'] = str(datetime.now()) record_time_flag = True def read_json_data(file_path): try: with open(file_path, 'r') as json_file: data = json.load(json_file) # Загружаем JSON-данные print("JSON Data:") print(data) except FileNotFoundError: print(f"File {file_path} not found") def main(): client = mqtt.Client() client.on_connect = on_connect client.on_message = on_message client.connect(HOST, PORT, KEEPALIVE) client.loop_start() while True: read_json_data('data.json') time.sleep(5) if __name__ == "__main__": main()