blob: cef9b46607d8e8591aea2f4879f46d43ffeefadf (
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#!/usr/bin/env python3
import sys
import socket
import struct
import netaddr
if len (sys.argv) == 3:
proto = sys.argv[2]
if len(sys.argv) < 2:
print("Usage: mergeipaddrlist.py <file>")
sys.exit (1)
ipFile = open(sys.argv[1])
ipAddresses = list(ipFile.readlines())
ipAddresses = sorted(ipAddresses)
cidrs = netaddr.cidr_merge(ipAddresses)
lines = 0
for cidr in cidrs:
lines += 1
print(cidr)
if lines == 0:
sys.stderr.write(f'{sys.argv[0]}: file {sys.argv[1]} is empty\n')
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