server side -portknock

from scapy.all   import *
import time
ip="192.168.1.28"
#ip=input("enter ip address XXX.XXX.XXX.XXX")






port=[11111,22222,33333]
a=sniff(count=1,filter=ip)
firstIndex=str(a[0])
for i in firstIndex:
    li=list(firstIndex.split(" "))
    print(li)
tcp_11111=sniff(count=1,filter=f"host{ip} and tcp port 11111")
tcp_22222=sniff(count=1,filter=f"host{ip} and tcp port 22222")
tcp_33333=sniff(count=1,filter=f"host{ip} and tcp port 33333")

if tcp_11111 and tcp_22222 and tcp_33333:
    print("very good knocking")
    # subprocess.call(f'["iptables", "-I", "INPUT", "-p", "tcp", "-s {ip}", "--dport", "22", "-j", "ACCEPT"])
    # subprocess.call(["iptables-save"])
    # a=2
    # while 1<2:
    #     choose=int(input("if you want more than 240 second press 1"))
    #     if choose == 1:
    #         time.sleep(240)
    #     else:
    #         subprocess.call(f'["iptables", "-I", "INPUT", "-p", "tcp", "-s {ip}", "--dport", "22", "-j", "DROP"])
    #         subprocess.call(["iptables-save"])