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# $Id$
import base64
import xml.sax
import glob
class rpki_updown_msg(object):
def toXML(self):
return ('\
<?xml version="1.0" encoding="UTF-8"?>\n\
<message xmlns="http://www.apnic.net/specs/rescerts/up-down/"\n\
version="1"\n\
sender="%s"\n\
recipient="%s"\n\
msg_ref="%d"\n\
type="%s">\n' \
% (self.sender, self.recipient, self.msg_ref, self.type)
) + self.innerToXML() + '</message>\n'
def innerToXML(self):
return ""
class rpki_updown_cert(object):
def __init__(self):
self.req_resource_set_as = None
self.req_resource_set_ipv4 = None
self.req_resource_set_ipv6 = None
def toXML(self):
xml = ('\
<certificate cert_url="%s"\n\
cert_ski="%s"\n\
cert_aki="%s"\n\
cert_serial="%d"\n\
resource_set_as="%s"\n\
resource_set_ipv4="%s"\n\
resource_set_ipv6="%s"\n' \
% (self.cert_url, self.cert_ski, self.cert_aki, self.cert_serial,
self.resource_set_as, self.resource_set_ipv4, self.resource_set_ipv6))
if self.req_resource_set_as != None:
xml += (' req_resource_set_as="%s"\n' % self.req_resource_set_as)
if self.req_resource_set_ipv4 != None:
xml += (' req_resource_set_ipv4="%s"\n' % self.req_resource_set_ipv4)
if self.req_resource_set_ipv6 != None:
xml += (' req_resource_set_ipv6="%s"\n' % self.req_resource_set_ipv6)
xml += (' status="%s">\n' % self.status)
return xml + base64.b64encode(self.cert) + '</certificate>\n'
class rpki_updown_class(object):
def __init__(self):
self.certs = []
def toXML(self):
xml = ('\
<class class_name="%s"\n\
cert_url="%s"\n\
cert_ski="%s"\n\
resource_set_as="%s"\n\
resource_set_ipv4="%s"\n\
resource_set_ipv6="%s"\n\
suggested_sia_head="%s">\n' \
% (self.class_name, self.cert_url, self.cert_ski,
self.resource_set_as, self.resource_set_ipv4, self.resource_set_ipv6,
self.suggested_sia_head))
for cert in self.certs:
xml += cert.toXML()
return xml + '<issuer>' + base64.b64encode(self.issuer) + '</issuer>\n</class>\n'
class rpki_updown_list(rpki_updown_msg):
pass
class rpki_updown_list_response(rpki_updown_msg):
def __init__(self):
self.resource_classes = []
def innerToXML(self):
for c in self.resource_classes:
xml += c.toXML()
return xml
class rpki_updown_issue(rpki_updown_msg):
def __init__(self):
self.req_as = None
self_req_ipv4 = None
self.req_ipv6 = None
def innerToXML(self):
xml = (' <request class_name="%s"' % self.class_name)
if self.req_as != None:
xml += ('\n req_resource_set_as="%s"' % self.req_as.toXML())
if self.req_ipv4 != None:
xml += ('\n req_resource_set_ipv4="%s"' % self.req_ipv4.toXML())
if self.req_ipv6 != None:
xml += ('\n req_resource_set_ipv6="%s"' % self.req_ipv6.toXML())
return xml + self.pkcs10.toXML() + ' </request>\n'
class rpki_updown_issue_response(rpki_updown_msg):
def innerToXML(self):
self.resource_class.toXML()
class rpki_updown_revoke(rpki_updown_msg):
def innerToXML(self):
return (' <key class_name="%s" ski="%s" />\n' % (self.class_name, self.ski))
class rpki_updown_revoke_response(rpki_updown_revoke): pass
class rpki_updown_error_response(rpki_updown_msg):
def innerToXML(self):
return '<status>%d</status>\n' % self.status
def startElement(self, name, attrs):
print "startElement(" + name + ")"
def endElement(self, name, text):
print "endElement(" + name + ")"
if name == 'status':
self.status = text
elif name == 'last_message_processed':
self.last_message_processed = text
elif name == 'description':
self.description = text
class rpki_updown_sax_handler(xml.sax.handler.ContentHandler):
def __init__(self):
self.text = ''
self.obj = None
def startElementNS(self, name, qname, attrs):
print "startElementNS()"
return self.startElement(name[1], attrs)
def endElementNS(self, name, qname):
print "endElementNS()"
return self.endElement(name[1])
def startElement(self, name, attrs):
print "startElement(" + name + ")"
if name == 'message':
assert int(attrs.getValue('version')) == 1
print self.obj
if self.obj == None:
assert name == 'message'
self.obj = {
'list' : rpki_updown_list(),
'list_response' : rpki_updown_list_response(),
'issue' : rpki_updown_issue(),
'issue_response' : rpki_updown_issue_response(),
'revoke' : rpki_updown_revoke(),
'revoke_response' : rpki_updown_revoke_response(),
'error_response' : rpki_updown_error_response()
}[attrs.getValue('type')]
assert self.obj != None
self.obj.sender = attrs.getValue('sender')
self.obj.recipient = attrs.getValue('recipient')
self.obj.msg_ref = attrs.getValue('msg_ref')
else:
assert self.obj != None
self.obj.startElement(name, attrs)
def characters(self, content):
self.text += content
def endElement(self, name):
assert self.obj != None
if name != 'message':
self.obj.endElement(name, self.text)
def main():
for f in glob.glob("up-down-protocol-samples/*.xml"):
parser = xml.sax.make_parser()
handler = rpki_updown_sax_handler()
parser.setContentHandler(handler)
parser.parse(f)
print handler.obj
print "=====\n"
main()
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