def tcpdump():
parser = argparse.ArgumentParser(description='tcpdump')
#parser.add_argument('filter', type=str, help="Specifies filter")
parser.add_argument('-i', metavar='interface', dest='interface', required=True, type=str, help="Specifies the interface listen on")
args = parser.parse_args()
try:
index = int(args.interface)
except ValueError:
device = args.interface
else:
dev_names = []
alldevs = pcap.pcap_findalldevs()
dev = alldevs
while True:
if not dev:
break
dev_names.append(dev.contents.name.decode())
dev = dev.contents.next
device = dev_names[index]
pcap.pcap_freealldevs(alldevs)
hpcap = pcap.pcap_open_live(device, 65535, False, 0)
pf = pcap.pcap_compile(hpcap, 'icmp', False, 0)
#pcap.pcap_setfilter(hpcap, pf)
# #pcap.pcap_freecode(pf)
pcap.pcap_loop(hpcap, -1, callback, None)
def test_pcap_setfilter(self):
pf = pcap.pcap_compile(self.hpcap, 'icmp', True, 0)
pcap.pcap_setfilter(self.hpcap, pf)
pcap.pcap_freecode(pf)
def test_pcap_setfilter(self):
pf = pcap.pcap_compile(self.hpcap, 'icmp', True, 0)
pcap.pcap_setfilter(self.hpcap, pf)
pcap.pcap_freecode(pf)
