Internet das Coisas (IoT)

# Simulador de sensor IoT simples
import random
import time
from datetime import datetime
import paho.mqtt.client as mqtt

# Configurações do broker MQTT
broker = "iot.example.com"
port = 1883
topic = "factory/sensors/vibration"

def on_connect(client, userdata, flags, rc):
    print(f"Conectado ao broker com código {rc}")

def simulate_sensor():
    client = mqtt.Client("sensor_simulator")
    client.on_connect = on_connect
    client.connect(broker, port)
    
    while True:
        # Simular leitura do sensor
        vibration = random.uniform(0.1, 10.0)
        temp = random.uniform(20.0, 45.0)
        timestamp = datetime.now().isoformat()
        
        # Criar payload JSON
        payload = {
            "sensor_id": "vib_001",
            "timestamp": timestamp,
            "vibration": round(vibration, 2),
            "temperature": round(temp, 1),
            "unit": "mm/s"
        }
        
        # Publicar dados
        client.publish(topic, str(payload))
        print(f"Dados publicados: {payload}")
        time.sleep(5)

if __name__ == "__main__":
    simulate_sensor()