diff options
Diffstat (limited to 'potpourri/iana-to-csv.py')
| -rw-r--r-- | potpourri/iana-to-csv.py | 56 |
1 files changed, 28 insertions, 28 deletions
diff --git a/potpourri/iana-to-csv.py b/potpourri/iana-to-csv.py index f803a21e..cf82c7e9 100644 --- a/potpourri/iana-to-csv.py +++ b/potpourri/iana-to-csv.py @@ -1,11 +1,11 @@ # $Id$ -# +# # 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, @@ -24,10 +24,10 @@ from rpki.csv_utils import csv_reader, csv_writer from rpki.resource_set import resource_bag def iterate_xml(filename, tag): - return lxml.etree.parse(filename).getroot().getiterator(tag) + return lxml.etree.parse(filename).getroot().getiterator(tag) def ns(tag): - return "{http://www.iana.org/assignments}" + tag + return "{http://www.iana.org/assignments}" + tag tag_description = ns("description") tag_designation = ns("designation") @@ -40,30 +40,30 @@ handles = {} rirs = { "legacy" : resource_bag() } for rir in ("AfriNIC", "APNIC", "ARIN", "LACNIC", "RIPE NCC"): - handle = rir.split()[0].lower() - handles[rir] = handles["Assigned by %s" % rir] = handles["Administered by %s" % rir] = handle - rirs[handle] = resource_bag() + handle = rir.split()[0].lower() + handles[rir] = handles["Assigned by %s" % rir] = handles["Administered by %s" % rir] = handle + rirs[handle] = resource_bag() asns = csv_writer("asns.csv") prefixes = csv_writer("prefixes.csv") for record in iterate_xml("as-numbers.xml", tag_record): - description = record.findtext(tag_description) - if description in handles: - asns.writerow((handles[description], record.findtext(tag_number))) - + description = record.findtext(tag_description) + if description in handles: + asns.writerow((handles[description], record.findtext(tag_number))) + for record in iterate_xml("ipv4-address-space.xml", tag_record): - designation = record.findtext(tag_designation) - if record.findtext(tag_status) != "RESERVED": - prefix, prefixlen = [int(i) for i in record.findtext(tag_prefix).split("/")] - if prefixlen != 8: - raise ValueError("%s violated /8 assumption" % record.findtext(tag_prefix)) - rirs[handles.get(designation, "legacy")] |= resource_bag.from_str("%d.0.0.0/8" % prefix) + designation = record.findtext(tag_designation) + if record.findtext(tag_status) != "RESERVED": + prefix, prefixlen = [int(i) for i in record.findtext(tag_prefix).split("/")] + if prefixlen != 8: + raise ValueError("%s violated /8 assumption" % record.findtext(tag_prefix)) + rirs[handles.get(designation, "legacy")] |= resource_bag.from_str("%d.0.0.0/8" % prefix) for record in iterate_xml("ipv6-unicast-address-assignments.xml", tag_record): - description = record.findtext(tag_description) - if record.findtext(tag_description) in handles: - rirs[handles[description]] |= resource_bag.from_str(record.findtext(tag_prefix)) + description = record.findtext(tag_description) + if record.findtext(tag_description) in handles: + rirs[handles[description]] |= resource_bag.from_str(record.findtext(tag_prefix)) erx = list(csv_reader("erx.csv")) assert all(r in rirs for r, p in erx) @@ -71,15 +71,15 @@ assert all(r in rirs for r, p in erx) erx_overrides = resource_bag.from_str(",".join(p for r, p in erx), allow_overlap = True) for rir in rirs: - if rir != "legacy": - rirs[rir] -= erx_overrides - rirs[rir] |= resource_bag.from_str(",".join(p for r, p in erx if r == rir), allow_overlap = True) + if rir != "legacy": + rirs[rir] -= erx_overrides + rirs[rir] |= resource_bag.from_str(",".join(p for r, p in erx if r == rir), allow_overlap = True) for rir, bag in rirs.iteritems(): - for p in bag.v4: - prefixes.writerow((rir, p)) - for p in bag.v6: - prefixes.writerow((rir, p)) + for p in bag.v4: + prefixes.writerow((rir, p)) + for p in bag.v6: + prefixes.writerow((rir, p)) asns.close() prefixes.close() |