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lf_pcap.py: read_time

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This commit is contained in:
Nikita Yadav
2022-05-09 15:59:57 +05:30
committed by shivam
parent bf226d4c47
commit a08bd563ae
1 changed files with 26 additions and 3 deletions
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29
py-scripts/lf_pcap.py
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@@ -75,6 +75,29 @@ class LfPcap(Realm):
raise error raise error
return self.pcap return self.pcap
def read_time(self, pcap_file,
filter='(wlan.fixed.auth.alg == 2 && wlan.fixed.status_code == 0x0000 && wlan.fixed.auth_seq == 0x0001)'):
try:
if pcap_file is not None:
cap = self.read_pcap(pcap_file=pcap_file, apply_filter=filter)
packet_count = 0
data = []
for pkt in cap:
x = pkt.frame_info.time_relative
y = float(x)
z = round(y, 4)
m = z * 1000
data.append(m)
packet_count += 1
print("Total Packets: ", packet_count)
# print(data)
if packet_count != 0:
return data
else:
return data
except ValueError:
raise "pcap file is required"
def capture_live_pcap(self): def capture_live_pcap(self):
try: try:
self.live_pcap = ps.LiveCapture(interface=self.live_pcap_interface, output_file='captured.pcap') self.live_pcap = ps.LiveCapture(interface=self.live_pcap_interface, output_file='captured.pcap')
@@ -335,11 +358,11 @@ EXAMPLE:
see: /py-scritps/lf_pcap.py see: /py-scritps/lf_pcap.py
--------------------- ---------------------
''') ''')
parser.add_argument('--pcap_file', '-p', help='provide the pcap file path', dest="pcap_file", required=True) parser.add_argument('--pcap_file', '-p', help='provide the pcap file path', dest="pcap_file", default=None)
parser.add_argument('--apply_filter', '-f', help='apply the filter you want to', dest='apply_filter', default=None) parser.add_argument('--apply_filter', '-f', help='apply the filter you want to', dest='apply_filter', default=None)
args = parser.parse_args() args = parser.parse_args()
pcap_obj = LfPcap( pcap_obj = LfPcap(
host="192.168.200.229", host="192.168.100.131",
port=8080, port=8080,
_read_pcap_file=args.pcap_file, _read_pcap_file=args.pcap_file,
_apply_filter=args.apply_filter, _apply_filter=args.apply_filter,
@@ -355,7 +378,7 @@ see: /py-scritps/lf_pcap.py
# pcap_obj.check_beamformer_beacon_frame(pcap_file=pcap_obj.pcap_file) # pcap_obj.check_beamformer_beacon_frame(pcap_file=pcap_obj.pcap_file)
# pcap_obj.get_wlan_mgt_status_code(pcap_file=pcap_obj.pcap_file) # pcap_obj.get_wlan_mgt_status_code(pcap_file=pcap_obj.pcap_file)
# pcap_obj.get_packet_info(pcap_obj.pcap_file) # pcap_obj.get_packet_info(pcap_obj.pcap_file)
pcap_obj.read_time(pcap_file="roam_11r_ota_iteration_0_2022-05-05-22-20.pcap")
if __name__ == "__main__": if __name__ == "__main__":
main() main()