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# $Id$
#
# Copyright (C) 2010 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.
# Take the basic application/x-rpki messages that rpkid and friends
# log and translate them into an expanded version that's easier to
# view without losing any of the original content.
#
# Python's mailbox library rocks.
import email.mime, email.mime.application, email.mime.text, email.mime.multipart, email.utils, email.encoders
import mailbox, POW, lxml.etree
multipart = False
source_name = "/tmp/deaddrop"
destination_name = "~/.mh_dir/pretty-x-rpki"
destination = None
try:
destination = mailbox.MH(destination_name, factory = None, create = True)
for key in destination.iterkeys():
destination.discard(key)
destination.flush()
# See http://bugs.python.org/issue7627 for why we only set this lock
# -after- discarding old messages in destination mailbox.
destination.lock()
for message in mailbox.Maildir(source_name, factory = None):
assert not message.is_multipart() and message.get_content_type() == "application/x-rpki"
headers = dict(kv for kv in message.items())
payload = message.get_payload(decode = True)
cms = POW.derRead(POW.CMS_MESSAGE, payload)
txt = cms.verify(POW.X509Store(), None, POW.CMS_NOCRL | POW.CMS_NO_SIGNER_CERT_VERIFY | POW.CMS_NO_ATTR_VERIFY | POW.CMS_NO_CONTENT_VERIFY)
msg = email.mime.text.MIMEText(txt)
if multipart:
msg = email.mime.multipart.MIMEMultipart("related", None, (msg, email.mime.application.MIMEApplication(payload, "x-rpki", email.encoders.encode_7or8bit)))
for k, v in headers.iteritems():
if k not in msg:
msg[k] = v
key = destination.add(msg)
print "Added", key
finally:
if destination:
destination.unlock()
destination.close()
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