def recv_pkts(hdr, data):
global lastexport
global ha
global pacchetticatturati
try:
#decodifica del pacchetto
radio = RadioTapDecoder().decode(data)
datadown = radio.get_body_as_string()
ethe = Dot11ControlDecoder().decode(datadown)
datadowndown = ethe.get_body_as_string()
decodedDataDownDown = DataDecoder().decode(datadowndown)
macS = (addressDecode(decodedDataDownDown))
s = type(radio.get_dBm_ant_signal())
time = datetime.datetime.now()
#aggiunta al dizionario
#controllo se il segnale ha un valore consistente, in caso contrario scarto
if (s is int):
signal = str(-(256 - radio.get_dBm_ant_signal())) + " dB"
t = (time, signal)
if (ha.has_key(macS)):
ha.get(macS).append(t)
else:
l = [t]
ha[macS] = l
pacchetticatturati = pacchetticatturati + 1
#esporta su file (thread in parallelo)
if ((time - lastexport).seconds > delay) & len(ha.keys()):
haexport = ha
ha = {}
lastexport = time
thread.start_new_thread(exporter, (haexport, ))
except KeyboardInterrupt:
raise
except struct.error:
pass #perche non lanciano eccezioni custom quelli di Impacket
except:
#per evitare che crashi qual'ora ci siano errori imprevisti, ne tengo traccia per il debug
global imprexc
_, exc_obj, exc_tb = sys.exc_info()
imprexc = (exc_obj, exc_tb.tb_lineno)
thread.start_new_thread(exporterException, (imprexc, ))
def recv_pkts(hdr, data):
global lastexport
global ha
try:
#decodifica del pacchetto
radio = RadioTapDecoder().decode(data)
datadown = radio.get_body_as_string()
ethe = Dot11ControlDecoder().decode(datadown)
datadowndown = ethe.get_body_as_string()
decodedDataDownDown = DataDecoder().decode(datadowndown)
ethMacS = [None] * 6
for i in range(0, 6):
#salto i primi 8 byte per ottenere il mac trasmittente
ethMacS[i] = hex(decodedDataDownDown.get_byte(8 + i))
macS = ':'.join(map(str, ethMacS))
s = type(radio.get_dBm_ant_signal())
time = datetime.datetime.now()
#aggiunta al dizionario
#controllo se il segnale ha un valore consistente, in caso contrario scarto
if (s is int):
signal = hex(radio.get_dBm_ant_signal())
t = (time, signal)
if (ha.has_key(macS)):
ha.get(macS).append(t)
else:
l = [t]
ha[macS] = l
#esporta su file (thread in parallelo)
if ((time - lastexport).seconds > delay) & len(ha.keys()):
haexport = ha
ha = {}
lastexport = time
thread.start_new_thread(exporter, (haexport, ))
except KeyboardInterrupt:
raise
except:
pass
