How to count packet using scapy










0















I have problem with count new packet in scapy. That means I try count every packet which is sniff. I wrote it this way but in output I had new packet and there is always one below him.



My current code is:



def print_packet(packet):
count = 0
ip_layer = packet.getlayer(IP)
print("[!] New Packet: src -> dst".format(src=ip_layer.src, dst=ip_layer.dst))
count += 1
print(count)

print("[*] Start sniffing...")
sniff(iface=interface, filter="ip", prn=print_packet)
print("[*] Stop sniffing"









share|improve this question




























    0















    I have problem with count new packet in scapy. That means I try count every packet which is sniff. I wrote it this way but in output I had new packet and there is always one below him.



    My current code is:



    def print_packet(packet):
    count = 0
    ip_layer = packet.getlayer(IP)
    print("[!] New Packet: src -> dst".format(src=ip_layer.src, dst=ip_layer.dst))
    count += 1
    print(count)

    print("[*] Start sniffing...")
    sniff(iface=interface, filter="ip", prn=print_packet)
    print("[*] Stop sniffing"









    share|improve this question


























      0












      0








      0








      I have problem with count new packet in scapy. That means I try count every packet which is sniff. I wrote it this way but in output I had new packet and there is always one below him.



      My current code is:



      def print_packet(packet):
      count = 0
      ip_layer = packet.getlayer(IP)
      print("[!] New Packet: src -> dst".format(src=ip_layer.src, dst=ip_layer.dst))
      count += 1
      print(count)

      print("[*] Start sniffing...")
      sniff(iface=interface, filter="ip", prn=print_packet)
      print("[*] Stop sniffing"









      share|improve this question
















      I have problem with count new packet in scapy. That means I try count every packet which is sniff. I wrote it this way but in output I had new packet and there is always one below him.



      My current code is:



      def print_packet(packet):
      count = 0
      ip_layer = packet.getlayer(IP)
      print("[!] New Packet: src -> dst".format(src=ip_layer.src, dst=ip_layer.dst))
      count += 1
      print(count)

      print("[*] Start sniffing...")
      sniff(iface=interface, filter="ip", prn=print_packet)
      print("[*] Stop sniffing"






      python scapy






      share|improve this question















      share|improve this question













      share|improve this question




      share|improve this question








      edited Nov 15 '18 at 21:57









      Gibolt

      5,80325343




      5,80325343










      asked Nov 15 '18 at 21:50









      Jacek WindakJacek Windak

      33




      33






















          1 Answer
          1






          active

          oldest

          votes


















          0














          Your count variable is local to the print_packet function. You should instead have global count defined outside of that function.



          count = 0

          def print_packet(packet):
          global count
          ip_layer = packet.getlayer(IP)
          print("[!] New Packet: src -> dst".format(src=ip_layer.src,
          dst=ip_layer.dst))
          count += 1
          print(count)

          print("[*] Start sniffing...")
          sniff(iface=interface, filter="ip", prn=print_packet)
          print("[*] Stop sniffing")





          share|improve this answer























          • Hi, thanks for your answer now it's work :)

            – Jacek Windak
            Nov 17 '18 at 12:17










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          1 Answer
          1






          active

          oldest

          votes








          1 Answer
          1






          active

          oldest

          votes









          active

          oldest

          votes






          active

          oldest

          votes









          0














          Your count variable is local to the print_packet function. You should instead have global count defined outside of that function.



          count = 0

          def print_packet(packet):
          global count
          ip_layer = packet.getlayer(IP)
          print("[!] New Packet: src -> dst".format(src=ip_layer.src,
          dst=ip_layer.dst))
          count += 1
          print(count)

          print("[*] Start sniffing...")
          sniff(iface=interface, filter="ip", prn=print_packet)
          print("[*] Stop sniffing")





          share|improve this answer























          • Hi, thanks for your answer now it's work :)

            – Jacek Windak
            Nov 17 '18 at 12:17















          0














          Your count variable is local to the print_packet function. You should instead have global count defined outside of that function.



          count = 0

          def print_packet(packet):
          global count
          ip_layer = packet.getlayer(IP)
          print("[!] New Packet: src -> dst".format(src=ip_layer.src,
          dst=ip_layer.dst))
          count += 1
          print(count)

          print("[*] Start sniffing...")
          sniff(iface=interface, filter="ip", prn=print_packet)
          print("[*] Stop sniffing")





          share|improve this answer























          • Hi, thanks for your answer now it's work :)

            – Jacek Windak
            Nov 17 '18 at 12:17













          0












          0








          0







          Your count variable is local to the print_packet function. You should instead have global count defined outside of that function.



          count = 0

          def print_packet(packet):
          global count
          ip_layer = packet.getlayer(IP)
          print("[!] New Packet: src -> dst".format(src=ip_layer.src,
          dst=ip_layer.dst))
          count += 1
          print(count)

          print("[*] Start sniffing...")
          sniff(iface=interface, filter="ip", prn=print_packet)
          print("[*] Stop sniffing")





          share|improve this answer













          Your count variable is local to the print_packet function. You should instead have global count defined outside of that function.



          count = 0

          def print_packet(packet):
          global count
          ip_layer = packet.getlayer(IP)
          print("[!] New Packet: src -> dst".format(src=ip_layer.src,
          dst=ip_layer.dst))
          count += 1
          print(count)

          print("[*] Start sniffing...")
          sniff(iface=interface, filter="ip", prn=print_packet)
          print("[*] Stop sniffing")






          share|improve this answer












          share|improve this answer



          share|improve this answer










          answered Nov 15 '18 at 22:06









          Damián CastroDamián Castro

          302311




          302311












          • Hi, thanks for your answer now it's work :)

            – Jacek Windak
            Nov 17 '18 at 12:17

















          • Hi, thanks for your answer now it's work :)

            – Jacek Windak
            Nov 17 '18 at 12:17
















          Hi, thanks for your answer now it's work :)

          – Jacek Windak
          Nov 17 '18 at 12:17





          Hi, thanks for your answer now it's work :)

          – Jacek Windak
          Nov 17 '18 at 12:17



















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