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"""
IR database daemon.
Usage: python irdbd.py [ { -c | --config } configfile ] [ { -h | --help } ]
$Id$
Copyright (C) 2009--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.
Portions copyright (C) 2007--2008 American Registry for Internet Numbers ("ARIN")
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 ARIN DISCLAIMS ALL WARRANTIES WITH
REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
AND FITNESS. IN NO EVENT SHALL ARIN 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.
"""
from __future__ import with_statement
import sys, os, time, getopt, urlparse, warnings
import rpki.http, rpki.config, rpki.resource_set, rpki.relaxng
import rpki.exceptions, rpki.left_right, rpki.log, rpki.x509
class main(object):
def handle_list_resources(self, q_pdu, r_msg):
child = rpki.irdb.Child.objects.get(issuer__handle__exact = q_pdu.self_handle, handle = q_pdu.child_handle)
r_pdu = rpki.left_right.list_resources_elt()
r_pdu.tag = q_pdu.tag
r_pdu.self_handle = q_pdu.self_handle
r_pdu.child_handle = q_pdu.child_handle
r_pdu.valid_until = child.valid_until.strftime("%Y-%m-%dT%H:%M:%SZ")
r_pdu.asn = rpki.resource_set.resource_set_as.from_django(
(a.start_as, a.end_as) for a in child.asns.all())
r_pdu.ipv4 = rpki.resource_set.resource_set_ipv4.from_django(
(a.start_ip, a.end_ip) for a in child.address_ranges.filter(version = 4))
r_pdu.ipv6 = rpki.resource_set.resource_set_ipv6.from_django(
(a.start_ip, a.end_ip) for a in child.address_ranges.filter(version = 6))
r_msg.append(r_pdu)
def handle_list_roa_requests(self, q_pdu, r_msg):
for request in rpki.irdb.ROARequest.objects.filter(issuer__handle__exact = q_pdu.self_handle):
r_pdu = rpki.left_right.list_roa_requests_elt()
r_pdu.tag = q_pdu.tag
r_pdu.self_handle = q_pdu.self_handle
r_pdu.asn = request.asn
r_pdu.ipv4 = rpki.resource_set.roa_prefix_set_ipv4.from_django(
(p.prefix, p.prefixlen, p.max_prefixlen) for p in request.prefixes.filter(version = 4))
r_pdu.ipv6 = rpki.resource_set.roa_prefix_set_ipv6.from_django(
(p.prefix, p.prefixlen, p.max_prefixlen) for p in request.prefixes.filter(version = 6))
r_msg.append(r_pdu)
def handle_list_ghostbuster_requests(self, q_pdu, r_msg):
ghostbusters = rpki.irdb.GhostbusterRequest.objects.filter(
issuer__handle__exact = q_pdu.self_handle,
parent__handle__exact = q_pdu.parent_handle)
if ghostbusters.count() == 0:
ghostbusters = rpki.irdb.GhostbusterRequest.objects.filter(
issuer__handle__exact = q_pdu.self_handle,
parent = None)
for ghostbuster in ghostbusters:
r_pdu = rpki.left_right.list_ghostbuster_requests_elt()
r_pdu.tag = q_pdu.tag
r_pdu.self_handle = q_pdu.self_handle
r_pdu.parent_handle = q_pdu.parent_handle
r_pdu.vcard = ghostbuster.vcard
r_msg.append(r_pdu)
def voodoo(self):
# http://stackoverflow.com/questions/3346124/how-do-i-force-django-to-ignore-any-caches-and-reload-data
import django.db.transaction
with django.db.transaction.commit_manually():
django.db.transaction.commit()
def handler(self, query, path, cb):
try:
q_pdu = None
r_msg = rpki.left_right.msg.reply()
self.voodoo()
serverCA = rpki.irdb.ServerCA.objects.get()
rpkid = serverCA.ee_certificates.get(purpose = "rpkid")
try:
q_msg = rpki.left_right.cms_msg(DER = query).unwrap((serverCA.certificate, rpkid.certificate))
if not isinstance(q_msg, rpki.left_right.msg) or not q_msg.is_query():
raise rpki.exceptions.BadQuery("Unexpected %r PDU" % q_msg)
for q_pdu in q_msg:
self.dispatch(q_pdu, r_msg)
except (rpki.async.ExitNow, SystemExit):
raise
except Exception, e:
rpki.log.traceback()
if q_pdu is None:
r_msg.append(rpki.left_right.report_error_elt.from_exception(e))
else:
r_msg.append(rpki.left_right.report_error_elt.from_exception(e, q_pdu.self_handle, q_pdu.tag))
irdbd = serverCA.ee_certificates.get(purpose = "irdbd")
cb(200, body = rpki.left_right.cms_msg().wrap(r_msg, irdbd.private_key, irdbd.certificate))
except (rpki.async.ExitNow, SystemExit):
raise
except Exception, e:
rpki.log.traceback()
cb(500, reason = "Unhandled exception %s: %s" % (e.__class__.__name__, e))
def dispatch(self, q_pdu, r_msg):
try:
handler = self.dispatch_vector[type(q_pdu)]
except KeyError:
raise rpki.exceptions.BadQuery("Unexpected %r PDU" % q_pdu)
else:
handler(q_pdu, r_msg)
def __init__(self, **kwargs):
global rpki
from django.conf import settings
os.environ["TZ"] = "UTC"
time.tzset()
cfg_file = None
opts, argv = getopt.getopt(sys.argv[1:], "c:dh?", ["config=", "debug", "help"])
for o, a in opts:
if o in ("-h", "--help", "-?"):
print __doc__
sys.exit(0)
if o in ("-c", "--config"):
cfg_file = a
elif o in ("-d", "--debug"):
rpki.log.use_syslog = False
if argv:
raise rpki.exceptions.CommandParseFailure("Unexpected arguments %s" % argv)
rpki.log.init("irdbd")
cfg = rpki.config.parser(cfg_file, "irdbd")
startup_msg = cfg.get("startup-message", "")
if startup_msg:
rpki.log.info(startup_msg)
cfg.set_global_flags()
settings.configure(
DEBUG = True,
DATABASES = { "default" : {
"ENGINE" : "django.db.backends.mysql",
"NAME" : cfg.get("sql-database"),
"USER" : cfg.get("sql-username"),
"PASSWORD" : cfg.get("sql-password"),
"HOST" : "",
"PORT" : ""}},
INSTALLED_APPS = ("rpki.irdb",),)
import rpki.irdb
self.dispatch_vector = {
rpki.left_right.list_resources_elt : self.handle_list_resources,
rpki.left_right.list_roa_requests_elt : self.handle_list_roa_requests,
rpki.left_right.list_ghostbuster_requests_elt : self.handle_list_ghostbuster_requests }
u = urlparse.urlparse(cfg.get("http-url"))
assert u.scheme in ("", "http") and \
u.username is None and \
u.password is None and \
u.params == "" and \
u.query == "" and \
u.fragment == ""
rpki.http.server(
host = u.hostname or "localhost",
port = u.port or 443,
handlers = ((u.path, self.handler),))
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