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better format of genipset

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This commit is contained in:
zonyitoo
2021-05-19 23:56:28 +08:00
parent a8a2f0f8bc
commit 016d40cd29
1 changed files with 32 additions and 12 deletions
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44
configs/genipset.py
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@@ -15,24 +15,44 @@ def get_apnic_delegated():
def generate_ipset(content, name, location_set, type_set, output_file):
cidr_trans = {}
for i in range(0, 32):
cidr_trans[2 ** (32 - i - 1)] = i + 1
if 'ipv4' in type_set:
cidr_trans = {}
for i in range(0, 32):
cidr_trans[2 ** (32 - i - 1)] = i + 1
for line in content.splitlines():
if line.startswith('#'):
continue
splits = line.split('|')
if len(splits) == 7 and splits[0] == 'apnic':
location = splits[1]
addr_type = splits[2]
if location in location_set and addr_type in type_set:
start = splits[3]
mask = cidr_trans[int(splits[4])] if addr_type == 'ipv4' else int(
splits[4])
output_file.write(
'add {} {}/{} -exist\n'.format(name, start, mask))
if len(splits) == 7:
'''
This is a Record with 7 fields
'''
registry, cc, type_, start, value, _, _ = splits
if registry != 'apnic':
continue
if cc in location_set and type_ in type_set:
if type_ == 'ipv4':
'''
In the case of IPv4 address the count of hosts for this range. This count does not have to represent a CIDR range.
But. It seems that it is always a CIDR range in this paticalur file.
'''
mask = cidr_trans[int(value)]
output_file.write(
'add {} {}/{} -exist\n'.format(name, start, mask))
elif type_ == 'ipv6':
'''
In the case of an IPv6 address the value will be the CIDR prefix length from the ‘first address’ value of <start>.
'''
output_file.write(
'add {} {}/{} -exist\n'.format(name, start, value))
if __name__ == '__main__':