24 lines
508 B
Python
24 lines
508 B
Python
import argparse
|
|
|
|
import netaddr
|
|
|
|
|
|
def read(fh):
|
|
for line in fh:
|
|
yield line.rstrip()
|
|
|
|
fh.close()
|
|
|
|
|
|
def merge(fh):
|
|
for addr in netaddr.cidr_merge(read(fh)):
|
|
print(addr)
|
|
|
|
|
|
if __name__ == '__main__':
|
|
parser = argparse.ArgumentParser(description='Merge IP addresses into the smallest possible list of CIDRs.')
|
|
parser.add_argument('--source', nargs='?', type=argparse.FileType('r'), required=True, help='Source file path')
|
|
args = parser.parse_args()
|
|
|
|
merge(args.source)
|