Python - traceroute和存储结果

from scapy.all import *

def traceroute(destination):
    ttl = 1
    while True:
        pkt = IP(dst=destination, ttl=ttl) / ICMP()
        reply = sr1(pkt, verbose=0, timeout=1)
        if reply is None:
            break
        elif reply.type == 11:
            print(f'{ttl}: {reply.src}')
        elif reply.type == 0:
            print(f'{ttl}: {reply.src} (Reached destination)')
            break
        else:
            print(f'{ttl}: {reply.src} (Unknown response)')
            break
        ttl += 1

traceroute('www.example.com')

from scapy.all import *

def traceroute(destination, output_file):
    ttl = 1
    with open(output_file, 'w') as f:
        while True:
            pkt = IP(dst=destination, ttl=ttl) / ICMP()
            reply = sr1(pkt, verbose=0, timeout=1)
            if reply is None:
                break
            elif reply.type == 11:
                f.write(f'{ttl}: {reply.src}\n')
            elif reply.type == 0:
                f.write(f'{ttl}: {reply.src} (Reached destination)\n')
                break
            else:
                f.write(f'{ttl}: {reply.src} (Unknown response)\n')
                break
            ttl += 1

traceroute('www.example.com', 'traceroute.txt')