def all_sensor():
sensor_all = []
udp = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
for sensor in sensors:
dest = (sensor['ip'], sensor['port'])
udp.sendto (bytes('/GET', 'utf-8'), dest)
msg, cliente = udp.recvfrom(1024)
response = sensor_pb2.Sensor()
response.ParseFromString(msg)
sensor_all.append({'name': response.nome, 'status': response.status})
return jsonify({'sensors': sensor_all})
def sensor_set():
content = request.get_json(silent = True)
get_sensor = None
for sensor in sensors:
if(sensor['name'] == content['sensor']):
get_sensor = sensor
break
udp = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
dest = (get_sensor['ip'], get_sensor['port'])
udp.sendto (bytes('/SET', 'utf-8'), dest)
msg, cliente = udp.recvfrom(1024)
response = sensor_pb2.Sensor()
response.ParseFromString(msg)
return jsonify({'name': response.nome, 'status': response.status})
def descoberta():
global sensors
sensors = []
SERVER_IP = ""
SERVER_PORT = 5000
multicast = socket.socket(socket.AF_INET, socket.SOCK_DGRAM, socket.IPPROTO_UDP)
multicast.setsockopt(socket.SOL_SOCKET, socket.SO_BROADCAST, 1)
multicast.bind((SERVER_IP, SERVER_PORT))
multicast.settimeout(2)
for i in range(1, 4):
multicast.sendto(bytes('/INFO','utf-8'),('<broadcast>', 5000+i))
try:
msg_rx, client = multicast.recvfrom(1024)
sensorLerDados = sensor_pb2.Sensor()
sensorLerDados.ParseFromString(msg_rx)
sensors.append({'name': sensorLerDados.nome, 'ip': client[0], 'port': client[1]})
except:
print('')
print(sensors)
multicast.close()
def debug(self):
sensor = sensor_pb2.Sensor()
sensor.odometry_left = 23
sensor.odometry_right = 42
sensor.battery_voltage = 12.23
sensor.temperature = 22.22
sensor.ultrasonic_01 = 23
sensor.ultrasonic_02 = 23
sensor.ultrasonic_03 = 23
sensor.ultrasonic_04 = 23
sensor.ultrasonic_05 = 23
sensor.ultrasonic_06 = 23
sensor.ultrasonic_07 = 23
sensor.ultrasonic_08 = 23
sensor.ultrasonic_09 = 23
sensor.ultrasonic_10 = 23
self._receiveQueue.put(sensor)
status = status_pb2.Status()
status.version = 42
status.uptime = 2232
status.sensorInError = 4
status.debug = 666
self._receiveQueue.put(status)
def run(self):
state = 0
hexsize = ''
messagetype = 0
messagelength = 0
while True:
while state < 7:
c = self._ser.read()
if state == 0:
if ord(c) == 0x41:
state += 1
print ("A")
continue
else:
state = 0
if state == 1:
if ord(c) == 0x4E:
state += 1
print ("N")
continue
else:
state = 0
if state == 2:
if ord(c) == 0x53:
state += 1
print ("S")
continue
else:
state = 0
if state == 3:
if ord(c) == 0x49:
state += 1
print ("I")
continue
else:
state = 0
if state == 4:
messagetype = ord(c)
state += 1
print ("MessageType: %d" % messagetype)
continue
if state == 5:
hexsize = c
state += 1
print ("size")
continue
if state == 6:
hexsize += c
state += 1
messagelength = unpack('<H', hexsize)[0]
print ("size:%d" % messagelength)
continue
state = 0
message = self._ser.read(messagelength)
print ("Buffersize:%d" % len(message))
if messagetype == 4:
print ("STATUS:")
status = status_pb2.Status()
status.ParseFromString(message)
print (status)
self._queue.put(status)
if messagetype == 3:
print ("Sensor:")
sensor = sensor_pb2.Sensor()
sensor.ParseFromString(message)
print (sensor)
self._queue.put(sensor)
if messagetype == 2:
print ("Motor:")
motor = motor_pb2.Motor()
motor.ParseFromString(message)
print (motor)
self._queue.put(motor)
if messagetype == 1:
print ("Config:")
config = config_pb2.Config()
config.ParseFromString(message)
print (config)
self._queue.put(config)
elif (info == bytes('/INFO', 'utf-8')):
return True
else:
return False
HOST = ''
PORT = 5001
udp = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
orig = (HOST, PORT)
udp.bind(orig)
cafeteira = sensor_pb2.Sensor()
cafeteira.nome = "Cafeteira"
cafeteira.status = "Desligada"
while True:
msg, cliente = udp.recvfrom(1024)
print(cliente, msg)
if (msg == bytes("DES", 'utf-8')):
break
if (process(msg) == True):
udp.sendto(cafeteira.SerializeToString(), cliente)
else:
udp.sendto(bytes('False', 'utf-8'), cliente)
udp.close()
elif (info == bytes('/INFO', 'utf-8')):
return True
else:
return False
HOST = ''
PORT = 5003
udp = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
orig = (HOST, PORT)
udp.bind(orig)
lampada = sensor_pb2.Sensor()
lampada.nome = "Lampada"
lampada.status = "Desligada"
while True:
msg, cliente = udp.recvfrom(1024)
print(cliente, msg)
if (msg == bytes("DES", 'utf-8')):
break
if (process(msg)):
udp.sendto(lampada.SerializeToString(), cliente)
else:
udp.sendto(bytes('False', 'utf-8'), cliente)
udp.close()
elif (info == bytes('/INFO', 'utf-8')):
temperatura.status = str(random.randint(-10, 40))
return True
else:
return False
HOST = ''
PORT = 5002
udp = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
orig = (HOST, PORT)
udp.bind(orig)
temperatura = sensor_pb2.Sensor()
temperatura.nome = "Temperatura"
temperatura.status = '0'
while True:
msg, cliente = udp.recvfrom(1024)
print(cliente, msg)
if (msg == bytes("DES", 'utf-8')):
break
if (process(msg)):
udp.sendto(temperatura.SerializeToString(), cliente)
else:
udp.sendto(bytes('False', 'utf-8'), cliente)
udp.close()