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"""
Parse APNIC "Extended Allocation and Assignment" reports and write
out (just) the RPKI-relevant fields in myrpki-format CSV syntax.
$Id$
Copyright (C) 2010 Internet Systems Consortium ("ISC")
Permission to use, copy, modify, and distribute this software for any
purpose with or without fee is hereby granted, provided that the above
copyright notice and this permission notice appear in all copies.
THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
PERFORMANCE OF THIS SOFTWARE.
"""
import csv, rpki.myrpki, rpki.ipaddrs
translations = dict((src, dst) for src, dst in rpki.myrpki.csv_reader("translations.csv", columns = 2))
asns = rpki.myrpki.csv_writer("asns.csv")
prefixes = rpki.myrpki.csv_writer("prefixes.csv")
for line in open("delegated-apnic-extended-latest"):
line = line.rstrip()
if not line.startswith("apnic|") or line.endswith("|summary"):
continue
registry, cc, rectype, start, value, date, status, opaque_id = line.split("|")
assert registry == "apnic"
opaque_id = translations.get(opaque_id, opaque_id)
if rectype == "asn":
asns.writerow((opaque_id, "%s-%s" % (start, int(start) + int(value) - 1)))
elif rectype == "ipv4":
prefixes.writerow((opaque_id, "%s-%s" % (start, rpki.ipaddrs.v4addr(rpki.ipaddrs.v4addr(start) + long(value) - 1))))
elif rectype == "ipv6":
prefixes.writerow((opaque_id, "%s/%s" % (start, value)))
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