def start(self):
input_list = [self.sock, sys.stdin]
self.running = True
self.start_promisc()
while self.running:
inputready, outputready, exceptready = select.select(
input_list, [], [])
for s in inputready:
if s == self.sock:
try:
packet = self.sock.recvfrom(65565)
except socket.timeout, e:
err = e.args[0]
# this next if/else is a bit redundant, but illustrates how the
# timeout exception is setup
if err == 'timed out':
sleep(1)
print 'recv timed out, retry later'
continue
else:
print e
# continue
sys.exit(1)
except socket.error, e:
print e
sys.exit(1)
else:
# forward packet
sender = packet[0]
packet = packet[0]
dest_mac, source_mac, eth_protocol = self.parse_ethernet_header(
packet)
# self.packetisreceived(eth_protocol)
if eth_protocol == 8:
print "IP Packet"
#ip_packet = ipv4datgram(packet)
#ip_packet.parse_ip_packet()
self.parse_ip_packet(packet)
ip_packet = ipv4datagram(source_mac, dest_mac,
eth_protocol, packet)
ip_packet.parse_ip_packet(packet)
#fire event
#self.packetisreceived(ip_packet)
self.packetisreceived(ip_packet)
# self.running = False
# break
# continue
if s == sys.stdin:
dummy = sys.stdin.readline()
running = False
else:
continue
def start(self):
input_list = [self.sock,sys.stdin]
self.running = True
self.start_promisc()
while self.running:
inputready,outputready,exceptready = select.select(input_list,[],[])
for s in inputready:
if s == self.sock:
try:
packet = self.sock.recvfrom(65565);
except socket.timeout, e:
err = e.args[0]
# this next if/else is a bit redundant, but illustrates how the
# timeout exception is setup
if err == 'timed out':
sleep(1)
print 'recv timed out, retry later'
continue
else:
print e
# continue
sys.exit(1)
except socket.error, e:
print e
sys.exit(1)
else:
# forward packet
sender = packet[0]
packet = packet[0]
dest_mac, source_mac, eth_protocol = self.parse_ethernet_header(packet)
# self.packetisreceived(eth_protocol)
if eth_protocol == 8:
print "IP Packet"
#ip_packet = ipv4datgram(packet)
#ip_packet.parse_ip_packet()
self.parse_ip_packet(packet)
ip_packet = ipv4datagram(source_mac,dest_mac,eth_protocol,packet)
ip_packet.parse_ip_packet(packet)
#fire event
#self.packetisreceived(ip_packet)
self.packetisreceived(ip_packet)
# self.running = False
# break
# continue
if s == sys.stdin:
dummy = sys.stdin.readline()
running = False
else:
continue
def open_packets(self,event):
list_packets = self.data_store.readfile(None)
for packet in list_packets:
dest_mac, source_mac, eth_protocol = self.sniffer_obj.parse_ethernet_header(packet)
if eth_protocol == 8:
print "Loading IP Packet"
# self.sniffer_obj.parse_ip_packet(packet)
ip_packet = ipv4datagram(source_mac,dest_mac,eth_protocol,packet)
self.data_store.add_packet(ip_packet)
data_ = {1: (str(ip_packet.id),str(time.clock()),str(ip_packet.source_addr),str(ip_packet.dest_addr),str(eth_protocol),ip_packet.getprotocol(),str(ip_packet.ttl))}
items = data_.items()
for key, data in items:
index = self.list.InsertStringItem(sys.maxint, data[0])
self.list.SetStringItem(index, 1, data[1])
self.list.SetStringItem(index, 2, data[2])
self.list.SetStringItem(index, 3, data[3])
self.list.SetStringItem(index, 4, data[4])
self.list.SetStringItem(index, 5, data[5])
self.list.SetStringItem(index, 6, data[6])
def OnOpen(self,e):
# In this case, the dialog is created within the method because
# the directory name, etc, may be changed during the running of the
# application. In theory, you could create one earlier, store it in
# your frame object and change it when it was called to reflect
# current parameters / values
dlg = wx.FileDialog(self, "Choose a file", self.dirname, "", "*.*|*", wx.OPEN)
if dlg.ShowModal() == wx.ID_OK:
self.filename=dlg.GetFilename()
self.dirname=dlg.GetDirectory()
filehandle=open(os.path.join(self.dirname, self.filename),'rb')
print os.path.join(self.dirname, self.filename)
list_packets = self.data_store.readfile(filehandle)
#self.control.SetValue(filehandle.read())
dlg.Destroy()
for packet in list_packets:
dest_mac, source_mac, eth_protocol = self.sniffer_obj.parse_ethernet_header(packet)
if eth_protocol == 8:
print "Loading IP Packet"
# self.sniffer_obj.parse_ip_packet(packet)
ip_packet = ipv4datagram(source_mac,dest_mac,eth_protocol,packet)
self.data_store.add_packet(ip_packet)
data_ = {1: (str(ip_packet.id),str(time.clock()),str(ip_packet.source_addr),str(ip_packet.dest_addr),str(eth_protocol),ip_packet.getprotocol(),str(ip_packet.ttl))}
items = data_.items()
for key, data in items:
index = self.list.InsertStringItem(sys.maxint, data[0])
self.list.SetStringItem(index, 1, data[1])
self.list.SetStringItem(index, 2, data[2])
self.list.SetStringItem(index, 3, data[3])
self.list.SetStringItem(index, 4, data[4])
self.list.SetStringItem(index, 5, data[5])
self.list.SetStringItem(index, 6, data[6])
filehandle.close()
def capture(self):
self.sniffer_obj.running=True
self.sniffer_obj.start_promisc()
input_list = [self.sniffer_obj.sock,sys.stdin]
inputready,outputready,exceptready = select.select(input_list,[],[])
for s in inputready:
if s == self.sniffer_obj.sock:
try:
packet = self.sniffer_obj.sock.recvfrom(65565);
except socket.timeout, e:
err = e.args[0]
if err == 'timed out':
sleep(1)
print 'recv timed out, retry later'
continue
else:
print e
# continue
sys.exit(1)
except socket.error, e:
print e
sys.exit(1)
else:
# forward packet
sender = packet[0]
packet = packet[0]
dest_mac, source_mac, eth_protocol = self.sniffer_obj.parse_ethernet_header(packet)
# self.sniffer_obj.packetisreceived(eth_protocol)
#str(serial)
if eth_protocol == 8:
print "IP Packet"
self.sniffer_obj.parse_ip_packet(packet)
ip_packet = ipv4datagram(source_mac,dest_mac,eth_protocol,packet)
if self.has_filter:
val = self.filter(self.filter_option,self.filter_string,ip_packet)
print "Filter Value \n\n",val
if val:
self.data_store.add_packet(ip_packet)
data_ = {1: (str(ip_packet.id),str(time.clock()),str(ip_packet.source_addr),str(ip_packet.dest_addr),str(len(ip_packet.data)),ip_packet.getprotocol(),str(ip_packet.ttl))}
items = data_.items()
for key, data in items:
index = self.list.InsertStringItem(sys.maxint, data[0])
self.list.SetStringItem(index, 1, data[1])
self.list.SetStringItem(index, 2, data[2])
self.list.SetStringItem(index, 3, data[3])
self.list.SetStringItem(index, 4, data[4])
self.list.SetStringItem(index, 5, data[5])
self.list.SetStringItem(index, 6, data[6])
else:
self.data_store.add_packet(ip_packet)
data_ = {1: (str(ip_packet.id),str(time.clock()),str(ip_packet.source_addr),str(ip_packet.dest_addr),str(len(ip_packet.data)),ip_packet.getprotocol(),str(ip_packet.ttl))}
items = data_.items()
for key, data in items:
index = self.list.InsertStringItem(sys.maxint, data[0])
self.list.SetStringItem(index, 1, data[1])
self.list.SetStringItem(index, 2, data[2])
self.list.SetStringItem(index, 3, data[3])
self.list.SetStringItem(index, 4, data[4])
self.list.SetStringItem(index, 5, data[5])
self.list.SetStringItem(index, 6, data[6])
# ip_packet.parse_ip_packet(packet)
#fire event
#print "ip packet",ip_packet
self.sniffer_obj.packetisreceived(ip_packet)
