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# $Id$
"""
Command line program to simulate behavior of the IR back-end.
"""
import glob, rpki.left_right, rpki.relaxng, getopt, sys, lxml.etree, POW, POW.pkix, rpki.cms, rpki.https, xml.sax, lxml.sax
# Kludge around current test setup all being PEM rather than DER format
convert_from_pem = True
class command(object):
elements = ()
def getopt(self, argv):
opts, args = getopt.getopt(argv, "", [x + "=" for x in self.attributes + self.elements] + [x for x in self.booleans])
for o, a in opts:
o = o[2:]
handler = getattr(self, "handle_" + o, None)
if handler is not None:
handler(a)
elif o in self.booleans:
setattr(self, o, True)
else:
assert o in self.attributes
setattr(self, o, a)
return args
def process(self, msg, argv):
argv = self.getopt(argv)
msg.append(self)
return argv
def handle_action(self, arg):
self.action = arg
self.type = "query"
def handle_peer_ta(self, arg):
self.peer_ta = read_cert(arg)
def read_cert(filename):
f = open(filename, "r")
der = f.read()
f.close()
if convert_from_pem:
der = POW.pemRead(POW.X509_CERTIFICATE, der).derWrite()
cert = POW.pkix.Certificate()
cert.fromString(der)
return cert
class self(command, rpki.left_right.self_elt):
elements = ("extension_preference",)
def handle_extension_preference(self, arg):
k,v = arg.split("=", 1)
pref = rpki.left_right.extension_preference_elt()
pref.name = k
pref.value = v
self.prefs.append(pref)
class bsc(command, rpki.left_right.bsc_elt):
elements = ('signing_cert',)
def handle_signing_cert(self, arg):
self.signing_cert.append(read_cert(arg))
class parent(command, rpki.left_right.parent_elt):
elements = ("peer_ta",)
class child(command, rpki.left_right.child_elt):
elements = ("peer_ta",)
class repository(command, rpki.left_right.repository_elt):
elements = ("peer_ta",)
class route_origin(command, rpki.left_right.route_origin_elt):
def handle_asn(self, arg):
self.asn = long(arg)
def handle_ipv4(self, arg):
self.ipv4 = resource_set.resource_set_ipv4(arg)
def handle_ipv6(self, arg):
self.ipv6 = resource_set.resource_set_ipv6(arg)
dispatch = dict((x.element_name, x) for x in (self, bsc, parent, child, repository, route_origin))
def usage():
print "Usage:", sys.argv[0]
for k,v in dispatch.iteritems():
print " ", k, " ".join(["--" + x + "=" for x in v.attributes + v.elements]), " ".join(["--" + x for x in v.booleans])
sys.exit(1)
def main():
rng = rpki.relaxng.RelaxNG("left-right-schema.rng")
httpsCerts = rpki.https.CertInfo("Bob")
q_msg = rpki.left_right.msg()
argv = sys.argv[1:]
if not argv:
usage()
else:
while argv:
try:
cmd = dispatch[argv[0]]()
except KeyError:
usage()
argv = cmd.process(q_msg, argv[1:])
assert q_msg
q_elt = q_msg.toXML()
q_xml = lxml.etree.tostring(q_elt, pretty_print=True, encoding="us-ascii", xml_declaration=True)
try:
rng.assertValid(q_elt)
except lxml.etree.DocumentInvalid:
print "Generated request document doesn't pass schema check:"
print q_xml
sys.exit(1)
print q_xml
q_cms = rpki.cms.encode(q_xml, "biz-certs/Alice-EE.key", ("biz-certs/Alice-EE.cer", "biz-certs/Alice-CA.cer"))
r_cms = rpki.https.client(certInfo=httpsCerts, msg=q_cms, uri="/left-right")
r_xml = rpki.cms.decode(r_cms, "biz-certs/Bob-Root.cer")
print r_xml
r_elt = lxml.etree.fromstring(r_xml)
try:
rng.assertValid(r_elt)
except lxml.etree.DocumentInvalid:
print "Received reply document doesn't pass schema check:"
print r_xml
sys.exit(1)
handler = rpki.left_right.sax_handler()
lxml.sax.saxify(r_elt, handler)
r_msg = handler.result
# Do something useful with reply here
print r_msg
if __name__ == "__main__": main()
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