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# $Id$
#
# Copyright (C) 2010-2012 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.
"""
Parse APNIC "Extended Allocation and Assignment" reports and write
out (just) the RPKI-relevant fields in myrpki-format CSV syntax.
"""
from rpki.csv_utils import csv_writer
from rpki.ipaddrs import v4addr
asns = csv_writer("asns.csv")
prefixes = 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
try:
registry, cc, rectype, start, value, date, status, opaque_id = line.split("|")
except ValueError:
continue
if not opaque_id:
continue
assert registry == "apnic"
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, v4addr(v4addr(start) + long(value) - 1))))
elif rectype == "ipv6":
prefixes.writerow((opaque_id, "%s/%s" % (start, value)))
asns.close()
prefixes.close()
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