class Application:
def __init__(self):
print(" [*] Application starting")
self.status = 'valid'
self.config = Config()
self.status = self.config.status
self.rabbit_client = RabbitMQ_Client(self.config.rabbitmq,
self.config.mac,
self.config.amqp_encryption_key)
self.rabbit_server = RabbitMQ_Server(self.dispatch,
self.config.rabbitmq,
self.config.mac,
self.config.amqp_encryption_key)
self.usb_devices = UsbDevices(self.dispatch)
self.leds = Leds()
self.gpios = Gpios(self.dispatch)
self.displays = Displays(self.dispatch)
self.rfids = Rfid(self.dispatch)
self.lwm2m = Lwm2m(self.config)
self.state = State(self.dispatch)
self.monitor = Monitor(self.dispatch, self.config)
def run(self):
print(" [*] Application running")
#Application main loop
while 1:
sleep(0.1)
def inferDirection(self, message):
if message["type"] == "led":
return Direction.ToLeds
elif message["type"] == "gpio":
return Direction.ToGpios
elif message["type"] == "display":
return Direction.ToDisplays
else:
print(" [x] Couln't infer direction!")
return Direction.Unknown
def validateMessage(self, message):
if type(message) is not dict:
print(" [x] Invalid message. Message is not a dict: " +
str(message))
return 1
if "type" not in message:
print(" [x] Invalid message. Message has no type: " + str(message))
return 2
return 0
def dispatch(self, message, direction, save=True):
if self.validateMessage(message) != 0:
print(" [x] Dropping invalid message")
return
if direction == Direction.InferDirection:
direction = self.inferDirection(message)
if direction == Direction.ToDojot:
self.rabbit_client.publish(json.dumps(message))
elif direction == Direction.ToLeds:
self.leds.process_message(message)
if save: self.state.saveState(message)
elif direction == Direction.ToGpios:
self.gpios.process_message(message)
if save: self.state.saveState(message)
elif direction == Direction.ToDisplays:
self.displays.process_message(message)
if save: self.state.saveState(message)
else:
print(
" [x] Invalid message or destination. No information to route it!"
)
