class oximeterController(MicroController):
_characteristicsPath = "Characteristics/oximeterController.json"
def Setup(self):
self.bt = Battery(
self._ControllerChar['Battery']['CurrentState']['Power'])
self.ble = Bluetooth(3.0, 30)
self.ts = oximeterSensor(3.0)
def __init__(self):
self.jsonHandler = JsonHandler()
self._ControllerChar = self.jsonHandler.LoadJson(
self._characteristicsPath)
self.Setup()
self.ConnectHandlers()
super().__init__(3.0)
try:
while (True):
self.Run()
except KeyboardInterrupt:
self._ControllerChar['Battery']['CurrentState'][
'Power'] = self.bt.GetCurrentCharge()
self.__del__()
exit(1)
def __del__(self):
self.jsonHandler.WriteJson(self._characteristicsPath,
self._ControllerChar)
self.ble.__del__()
self.ts.__del__()
self.bt.__del__()
super().__del__()
def ConnectHandlers(self):
self.ble._batteryEvent.addHandler(self.bt.Discharging)
self.ts._batteryEvent.addHandler(self.bt.Discharging)
self._batteryEvent.addHandler(self.bt.Discharging)
def Run(self):
time.sleep(3)
temp = self.ReadOxygenLevel()
#time.sleep(3)
print("Oximeter---->" + str(temp))
if (temp < 90):
self.WriteBluetooth(temp)
time.sleep(3)
def ReadOxygenLevel(self):
self.I2CRead()
return self.ts.I2CRead()
def WriteBluetooth(self, data):
super().I2CWrite()
data = str(data) + '| OxygenLevel'
self.ble.Tx(data)
class EdgeNodeController(EdgeController):
_characteristicsPath = "Characteristics/TemperatureController.json"
def Setup(self):
self.bt = Battery(
self._ControllerChar['Battery']['CurrentState']['Power'])
self.ble = Bluetooth(3.0, 30)
self.ble.ToRxMode()
def __init__(self):
self.jsonHandler = JsonHandler()
self._ControllerChar = self.jsonHandler.LoadJson(
self._characteristicsPath)
self.Setup()
self.ConnectHandlers()
self._mqttService = MqttPublisher("EdgeNode", "DS/Node1/Temperature")
super().__init__(3.0)
try:
while (True):
self.Run()
except KeyboardInterrupt:
self._ControllerChar['Battery']['CurrentState'][
'Power'] = self.bt.GetCurrentCharge()
self.__del__()
exit(1)
def __del__(self):
self.jsonHandler.WriteJson(self._characteristicsPath,
self._ControllerChar)
self.ble.__del__()
self.bt.__del__()
super().__del__()
def ConnectHandlers(self):
self.ble._batteryEvent.addHandler(self.bt.Discharging)
self._batteryEvent.addHandler(self.bt.Discharging)
self.ble._uartEvent.addHandler(self.UartRx)
def Run(self):
pass
def UartRx(self, **kwargs):
data = kwargs.get('data')
self.UartPowerConsumed(data)
print('RX --->>>', str(data))
self.WifiPowerConsumed(data)
self._mqttService.Publish(data)
class TemperatureController(MicroController):
checker = True
def __init__(self):
self.Setup()
self.ConnectHandlers()
super().__init__(3.0)
try:
while (self.checker):
self.Run()
except KeyboardInterrupt:
self.__del__()
exit(1)
def __del__(self):
self.ble.__del__()
self.ts.__del__()
self.bt.__del__()
super().__del__()
def ConnectHandlers(self):
self.ble._batteryEvent.addHandler(self.bt.Discharging)
self.ts._batteryEvent.addHandler(self.bt.Discharging)
super()._batteryEvent.addHandler(self.bt.Discharging)
def Setup(self):
self.bt = Battery()
self.ble = Bluetooth(3.0)
self.ts = TemperatureSensor(3.0)
def Run(self):
time.sleep(3)
temp = self.ReadTemperature()
time.sleep(3)
self.WriteBluetooth(temp)
time.sleep(3)
def ReadTemperature(self):
super().I2CWrite()
self.ts.I2CWrite()
super().I2CRead()
return self.ts.I2CRead()
def WriteBluetooth(self, data):
super().I2CWrite()
self.ble.Tx(data)
def Setup(self):
self.bt = Battery(
self._ControllerChar['Battery']['CurrentState']['Power'])
self.ble = Bluetooth(3.0, 30)
self.ts = oximeterSensor(3.0)
def Setup(self):
self.bt = Battery()
self.ble = Bluetooth(3.0)
self.ts = TemperatureSensor(3.0)
def Setup(self):
self.bt = Battery(
self._ControllerChar['Battery']['CurrentState']['Power'])
self.ble = Bluetooth(3.0, 30)
self.ble.ToRxMode()
class EdgeNodeController(EdgeController):
_characteristicsPath = "Characteristics/ECGController.json"
def Setup(self):
self.bt = Battery(
self._ControllerChar['Battery']['CurrentState']['Power'])
self.ble = Bluetooth(3.0, 30)
self.ble.ToRxMode()
def __init__(self):
self.jsonHandler = JsonHandler()
self._ControllerChar = self.jsonHandler.LoadJson(
self._characteristicsPath)
self.Setup()
self.ConnectHandlers()
self._mqttService = MqttPublisher("EdgeNode",
"PatientMonitoring/Edge3/")
super().__init__(3.0)
try:
while (True):
self.Run()
except KeyboardInterrupt:
self._ControllerChar['Battery']['CurrentState'][
'Power'] = self.bt.GetCurrentCharge()
self.__del__()
exit(1)
def __del__(self):
self.jsonHandler.WriteJson(self._characteristicsPath,
self._ControllerChar)
self.ble.__del__()
self.bt.__del__()
super().__del__()
def ConnectHandlers(self):
self.ble._batteryEvent.addHandler(self.bt.Discharging)
self._batteryEvent.addHandler(self.bt.Discharging)
self.ble._uartEvent.addHandler(self.UartRx)
def Run(self):
pass
def Encript(self, data):
password_provided = "password" # This is input in the form of a string
password = password_provided.encode() # Convert to type bytes
salt = b'salt_' # CHANGE THIS - recommend using a key from os.urandom(16), must be of type bytes
kdf = PBKDF2HMAC(algorithm=hashes.SHA256(),
length=32,
salt=salt,
iterations=100000,
backend=default_backend())
key = base64.urlsafe_b64encode(
kdf.derive(password)) # Can only use kdf once
message = data.encode()
f = Fernet(key)
encrypted = f.encrypt(message)
#print('RX --->>>', str(encrypted))
return encrypted
def UartRx(self, **kwargs):
data = kwargs.get('data')
self.UartPowerConsumed(data)
print('RX --->>>', str(data))
data = str(data).split('| ')
#temp = int(data[0])
encdata = self.Encript(data[0])
self.WifiPowerConsumed(encdata)
#if(temp>400 or temp<70):
self._mqttService.Publish(encdata, data[1])
