60 lines
1.4 KiB
Python
60 lines
1.4 KiB
Python
#!/usr/bin/python
|
|
# -*- encoding: utf8 -*-
|
|
|
|
import itertools
|
|
import math
|
|
import sys
|
|
|
|
import IPy
|
|
|
|
|
|
def main():
|
|
china_list_set = IPy.IPSet()
|
|
for line in sys.stdin:
|
|
line_params = line.split("|")
|
|
if len(line_params) < 5 or line_params[2] != "ipv4" or line_params[1] != "CN":
|
|
continue
|
|
ip_addr = line_params[3]
|
|
ip_length = float(line_params[4])
|
|
ip_mask = 32 - int(math.ceil(math.log(ip_length, 2)))
|
|
china_list_set.add(IPy.IP("%s/%d" % (ip_addr, ip_mask)))
|
|
|
|
# 添加内网地址
|
|
internal_list = IPy.IPSet(map(IPy.IP, [
|
|
"0.0.0.0/8",
|
|
"10.0.0.0/8",
|
|
"100.64.0.0/10",
|
|
"127.0.0.0/8",
|
|
"169.254.0.0/16",
|
|
"172.16.0.0/12",
|
|
"192.0.0.0/29",
|
|
"192.0.2.0/24",
|
|
"192.88.99.0/24",
|
|
"192.168.0.0/16",
|
|
"198.18.0.0/15",
|
|
"198.51.100.0/24",
|
|
"203.0.113.0/24",
|
|
"224.0.0.0/4",
|
|
"240.0.0.0/4",
|
|
]))
|
|
china_list_set += internal_list
|
|
|
|
# 取反
|
|
all = IPy.IPSet([IPy.IP("0.0.0.0/0")])
|
|
# 剔除所有孤立的C段
|
|
for ip in china_list_set:
|
|
all.discard(ip)
|
|
|
|
filter = itertools.ifilter(lambda x: len(x) <= 65536, all)
|
|
for ip in filter:
|
|
all.discard(ip)
|
|
all.add(IPy.IP(ip.strNormal(0)).make_net('255.255.0.0'))
|
|
|
|
# 输出结果
|
|
for ip in all:
|
|
print '<item>' + str(ip) + '</item>'
|
|
|
|
|
|
if __name__ == "__main__":
|
|
main()
|