diff options
Diffstat (limited to 'potpourri/guess-roas-from-routeviews.py')
| -rw-r--r-- | potpourri/guess-roas-from-routeviews.py | 36 |
1 files changed, 18 insertions, 18 deletions
diff --git a/potpourri/guess-roas-from-routeviews.py b/potpourri/guess-roas-from-routeviews.py index d8fb9c4c..8e2ed81a 100644 --- a/potpourri/guess-roas-from-routeviews.py +++ b/potpourri/guess-roas-from-routeviews.py @@ -1,11 +1,11 @@ # $Id$ -# +# # Copyright (C) 2009 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, @@ -39,25 +39,25 @@ from rpki.resource_set import roa_prefix_ipv4, resource_set_ipv4, resource_range roas = [] for filename in sys.argv[1:]: - resources = rpki.x509.X509(Auto_file = filename).get_3779resources().v4 + resources = rpki.x509.X509(Auto_file = filename).get_3779resources().v4 - while resources: - labels = str(resources[0].min).split(".") - labels.reverse() + while resources: + labels = str(resources[0].min).split(".") + labels.reverse() - try: - for answer in dns.resolver.query(".".join(labels) + ".asn.routeviews.org", "txt"): - asn, prefix, prefixlen = answer.strings - roa_prefix = roa_prefix_ipv4(v4addr(prefix), long(prefixlen)) - roa = "%s\t%s\t%s" % (roa_prefix, long(asn), filename) - if roa not in roas: - roas.append(roa) - resources = resources.difference(resource_set_ipv4([roa_prefix.to_resource_range()])) + try: + for answer in dns.resolver.query(".".join(labels) + ".asn.routeviews.org", "txt"): + asn, prefix, prefixlen = answer.strings + roa_prefix = roa_prefix_ipv4(v4addr(prefix), long(prefixlen)) + roa = "%s\t%s\t%s" % (roa_prefix, long(asn), filename) + if roa not in roas: + roas.append(roa) + resources = resources.difference(resource_set_ipv4([roa_prefix.to_resource_range()])) - except dns.resolver.NXDOMAIN: - resources = resources.difference(resource_set_ipv4([resource_range_ipv4(resources[0].min, v4addr(resources[0].min + 256))])) + except dns.resolver.NXDOMAIN: + resources = resources.difference(resource_set_ipv4([resource_range_ipv4(resources[0].min, v4addr(resources[0].min + 256))])) roas.sort() for roa in roas: - print roa + print roa |