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#!@PYTHON@
# $Id$
#
# Copyright (C) 2010 SPARTA, Inc. dba Cobham Analytic Solutions
#
# 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 SPARTA DISCLAIMS ALL WARRANTIES WITH
# REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
# AND FITNESS. IN NO EVENT SHALL SPARTA 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.
#
#
# This script is reponsible for talking to rpkid and populating the
# portal-gui's sqlite database. It asks rpkid for the list of received
# resources, and the handles of any children.
#
# This script should be run in the directory containing the rpki.conf
# for the handle that is self-hosting rpkid.
#
# Exit values:
# 0 success, no errors
# 1 fatal error
# 2 usage error
# 3 did not receive all <list_received_resources/> responses, try again
# later
import sys
import os
os.environ['DJANGO_SETTINGS_MODULE'] = 'rpki.gui.settings'
from datetime import datetime
import getopt
from os.path import basename
from rpki.myrpki import CA
import rpki.config
import rpki.x509
import rpki.http
import rpki.async
import rpki.left_right
import rpki.resource_set
from rpki.gui.app import models
verbose = False
version = '$Id$'
def query_rpkid():
"""Fetch our received resources from the local rpkid using the rpki.conf
in the current directory."""
cfg_file = os.getenv("RPKI_CONF", "rpki.conf")
cfg = rpki.config.parser(cfg_file, "myrpki")
bpki_servers = CA(cfg_file, cfg.get("bpki_servers_directory"))
rpkid_base = "http://%s:%s/" % (cfg.get("rpkid_server_host"), cfg.get("rpkid_server_port"))
if verbose:
print 'current directory is', os.getcwd()
print 'cfg_file=', cfg_file
print 'bpki_servers=', bpki_servers.dir
print 'rpkid_base=', rpkid_base
call_rpkid = rpki.async.sync_wrapper(rpki.http.caller(
proto = rpki.left_right,
client_key = rpki.x509.RSA(PEM_file = bpki_servers.dir + "/irbe.key"),
client_cert = rpki.x509.X509(PEM_file = bpki_servers.dir + "/irbe.cer"),
server_ta = rpki.x509.X509(PEM_file = bpki_servers.cer),
server_cert = rpki.x509.X509(PEM_file = bpki_servers.dir + "/rpkid.cer"),
url = rpkid_base + "left-right",
debug = verbose))
if verbose:
print 'retrieving the list of <self/> handles served by this rpkid'
rpkid_reply = call_rpkid(rpki.left_right.self_elt.make_pdu(action="list"))
# retrieve info about each handle
pdus = []
handles = []
for h in rpkid_reply:
assert isinstance(h, rpki.left_right.self_elt)
if verbose:
print 'adding handle %s to query' % (h.self_handle,)
# keep a list of the handles served by rpkid so that we may check that
# all expected responses are received.
handles.append(h.self_handle)
pdus.extend(
[rpki.left_right.child_elt.make_pdu(action="list", self_handle=h.self_handle),
rpki.left_right.list_received_resources_elt.make_pdu(self_handle=h.self_handle)
#rpki.left_right.parent_elt.make_pdu(action="list", tag="parents", self_handle=handle),
#rpki.left_right.list_roa_requests_elt.make_pdu(tag='roas', self_handle=handle),
])
if verbose:
print 'querying for children and resources'
return handles, call_rpkid(*pdus)
def usage(rc):
print 'usage: %s [ -hvV ] [ --help ] [ --verbose ] [ --version ]' % basename(sys.argv[0],)
sys.exit(rc)
try:
opts, args = getopt.getopt(sys.argv[1:], 'hvV', [ 'help', 'verbose', 'version'])
except getopt.GetoptError, err:
print str(err)
usage(2)
for o,a in opts:
if o in ('-h', '--help'):
usage(0)
elif o in ('-v', '--verbose'):
verbose = True
elif o in ('-V', '--version'):
print basename(sys.argv[0]), version
sys.exit(0)
handles, pdus = query_rpkid()
seen = set() # which handles we got <list_received_resources/> responses
for pdu in pdus:
conf_set = models.Conf.objects.filter(handle=pdu.self_handle)
if conf_set.count():
conf = conf_set[0]
else:
if verbose:
print 'creating new conf for %s' % (pdu.self_handle,)
conf = models.Conf.objects.create(handle=pdu.self_handle)
#if isinstance(pdu, rpki.left_right.parent_elt):
# print x.parent_handle, x.sia_base, x.sender_name, x.recipient_name, \
# x.peer_contact_uri
if isinstance(pdu, rpki.left_right.child_elt):
# have we seen this child before?
child_set = conf.children.filter(handle=pdu.child_handle)
if not child_set:
if verbose:
print 'creating new child %s' % (pdu.child_handle,)
child = models.Child(conf=conf, handle=pdu.child_handle)
child.save()
#elif isinstance(x, rpki.left_right.list_roa_requests_elt):
# print x.asn, x.ipv4, x.ipv6
elif isinstance(pdu, rpki.left_right.list_received_resources_elt):
# keep track of handles we got replies for
seen.add(pdu.self_handle)
# have we seen this parent before?
parent_set = conf.parents.filter(handle=pdu.parent_handle)
if not parent_set:
if verbose:
print 'creating new parent %s' % (pdu.parent_handle,)
parent = models.Parent(conf=conf, handle=pdu.parent_handle)
parent.save()
else:
parent = parent_set[0]
not_before = datetime.strptime(pdu.notBefore, "%Y-%m-%dT%H:%M:%SZ")
not_after = datetime.strptime(pdu.notAfter, "%Y-%m-%dT%H:%M:%SZ")
# have we seen this resource cert before?
cert_set = parent.resources.filter(uri=pdu.uri)
if cert_set.count() == 0:
cert = models.ResourceCert(uri=pdu.uri, parent=parent,
not_before=not_before, not_after=not_after)
else:
cert = cert_set[0]
# update timestamps since it could have been modified
cert.not_before = not_before
cert.not_after = not_after
cert.save()
for asn in rpki.resource_set.resource_set_as(pdu.asn):
# see if this resource is already part of the cert
if cert.asn.filter(lo=asn.min, hi=asn.max).count() == 0:
# ensure this range wasn't seen from another of our parents
for v in models.Asn.objects.filter(lo=asn.min, hi=asn.max):
# determine if resource is delegated from another parent
if v.from_cert.filter(parent__in=conf.parents.all()).count():
cert.asn.add(v)
break
else:
if verbose:
print 'adding AS %s' % (asn,)
cert.asn.create(lo=asn.min, hi=asn.max)
cert.save()
# IPv4/6 - not separated in the django db
def add_missing_address(addr_set):
for ip in addr_set:
lo=str(ip.min)
hi=str(ip.max)
if cert.address_range.filter(lo=lo, hi=hi).count() == 0:
# ensure that this range wasn't previously seen from another of our parents
for v in models.AddressRange.objects.filter(lo=lo, hi=hi):
# determine if this resource is delegated from another parent as well
if v.from_cert.filter(parent__in=conf.parents.all()).count():
cert.address_range.add(v)
break
else:
if verbose:
print 'adding address range %s' % (ip,)
cert.address_range.create(lo=lo, hi=hi)
cert.save()
add_missing_address(rpki.resource_set.resource_set_ipv4(pdu.ipv4))
add_missing_address(rpki.resource_set.resource_set_ipv6(pdu.ipv6))
# verify that we got responses for all expected handles
for h in handles:
if h not in seen:
print >>sys.stderr, 'error: did not receive response for handle %s' % (h,)
sys.exit(3)
sys.exit(0) # success
# vim:sw=4 expandtab ts=4
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