72 lines
2 KiB
Python
Executable file
72 lines
2 KiB
Python
Executable file
#!/usr/bin/env python3
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import database
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import argparse
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import requests
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import typing
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import ipaddress
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import logging
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import time
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IPNetwork = typing.Union[ipaddress.IPv4Network, ipaddress.IPv6Network]
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def get_ranges(asn: str) -> typing.Iterable[str]:
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req = requests.get(
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'https://stat.ripe.net/data/as-routing-consistency/data.json',
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params={'resource': asn}
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)
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data = req.json()
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for pref in data['data']['prefixes']:
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yield pref['prefix']
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def get_name(asn: str) -> str:
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req = requests.get(
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'https://stat.ripe.net/data/as-overview/data.json',
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params={'resource': asn}
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)
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data = req.json()
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return data['data']['holder']
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if __name__ == '__main__':
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log = logging.getLogger('feed_asn')
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# Parsing arguments
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parser = argparse.ArgumentParser(
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description="Add the IP ranges associated to the AS in the database")
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args = parser.parse_args()
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DB = database.Database()
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def add_ranges(path: database.Path,
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match: database.Match,
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) -> None:
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assert isinstance(path, database.AsnPath)
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assert isinstance(match, database.AsnNode)
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asn_str = database.Database.unpack_asn(path)
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DB.enter_step('asn_get_name')
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name = get_name(asn_str)
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match.name = name
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DB.enter_step('asn_get_ranges')
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for prefix in get_ranges(asn_str):
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parsed_prefix: IPNetwork = ipaddress.ip_network(prefix)
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if parsed_prefix.version == 4:
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DB.set_ip4network(
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prefix,
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source=path,
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updated=int(time.time())
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)
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log.info('Added %s from %s (%s)', prefix, path, name)
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elif parsed_prefix.version == 6:
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log.warning('Unimplemented prefix version: %s', prefix)
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else:
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log.error('Unknown prefix version: %s', prefix)
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for _ in DB.exec_each_asn(add_ranges):
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pass
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DB.save()
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