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|
#
# This file is part of pyasn1-modules software.
#
# Created by Russ Housley
# Copyright (c) 2019, Vigil Security, LLC
# License: http://snmplabs.com/pyasn1/license.html
#
import sys
import unittest
from pyasn1.codec.der.decoder import decode as der_decoder
from pyasn1.codec.der.encoder import encode as der_encoder
from pyasn1.type import univ
from pyasn1_modules import pem
from pyasn1_modules import rfc2985
from pyasn1_modules import rfc5280
from pyasn1_modules import rfc5652
from pyasn1_modules import rfc7292
class PKCS9AttrsTestCase(unittest.TestCase):
pem_text = """\
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phhFBm10gx6zfEHaLqyMtqXbWe2TuIHMwnBWiLnbhIBn+hbxK4MCfVz3cBZbApks
Au/lXcVnakOJBcCtx/MMfZ3kcnI3Hs6W8rM2ASeDBLIQLVduOc6xlVSoYUQ24NNr
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pyW6l4o2iQFSvXKSKg/IKved/hGp7RngQohjg4KlbqeGuRYea8Xs4pH5ue5KTeOc
HGNI3Qi/Lmr2rd+e1iuGxwwYZHve6Z+Lxnb20zW9I/2MFm+KsCiB4Z/+x84jR7BG
8l//lpuc2D/vxnKTxaaUAdUXM0Zwze7e+Gc2lMhVG5TJWR1KY51vN5J+apDYc8IR
0L0c2bbkom3WkPq/po/dPDuoaX61nKmztUHaL5r5QZzBBwKVyhdw9J0btnWAFPNK
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fT3WmuTahEnEHehABhwq+S4xwzoVIskLbrcOP6l7UYYR7GTUCjKxh7ru0rSwHrqG
9t33YdzJaFbz+8jb88xtf454Rvur66Cew/4GYX9u1Zef0DF9So1ay3IicpOf5emo
VWIwg4bh7bELi78i/MbdWtNZQcXimykfeTsYH8Q4u+1uxHS5pwEWWwKiUnLQVpZP
2ut255TdgSIhEILwsaLVelRrx/lp14EpY355FOusXiju6g14aWfBnt5udvuTXxDQ
ZHPPNNk+gwzgvvTey98T941hYUctjg0NApJiB66bfrlYB9mkc5ftg5zqhEasYH5C
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gQh6LGvnafAbgu7GpcapKEppN86sXEePHiQjj92n103+TxMYWwtaO4iAwkjqdEdt
avEHcXRcpdqC0st6nUwPAPAC4LKJbZgLQnNG+wlWIiCMMD56IdfQ7r/zGIr13MxC
kjNNUdISoWWE5GnQMYHbMBMGCSqGSIb3DQEJFTEGBAQBAAAAMFcGCSqGSIb3DQEJ
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NAA2AC0AYwA4AGIAZQAxADkANABjADMAZQA4AGUwawYJKwYBBAGCNxEBMV4eXABN
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ETANBgkqhkiG9w0BAQUFADAUMRIwEAYDVQQDEwlhbm9ueW1vdXMwIBcNMTYwNzE5
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ASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBALy2sEJMGNdcDg6BI7mdFM5T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"""
def setUp(self):
self.asn1Spec = rfc2985.AttributeSet()
def testDerCodec(self):
substrate = pem.readBase64fromText(self.pem_text)
asn1Object, rest = der_decoder(substrate, asn1Spec=self.asn1Spec)
self.assertFalse(rest)
self.assertTrue(asn1Object.prettyPrint())
self.assertEqual(der_encoder(asn1Object), substrate)
openTypesMap = {
rfc2985.pkcs_9_at_smimeCapabilities: rfc2985.SMIMECapabilities(),
}
openTypesMap.update(rfc5280.certificateAttributesMap)
openTypesMap.update(rfc5652.cmsAttributesMap)
for attr in asn1Object:
self.assertIn(attr['type'], openTypesMap)
av, rest = der_decoder(
attr['values'][0], asn1Spec=openTypesMap[attr['type']])
self.assertFalse(rest)
self.assertTrue(av.prettyPrint())
self.assertEqual(attr['values'][0], der_encoder(av))
if attr['type'] == rfc2985.pkcs_9_at_userPKCS12:
self.assertEqual(univ.Integer(3), av['version'])
self.assertEqual(rfc5652.id_data, av['authSafe']['contentType'])
outdata, rest = der_decoder(
av['authSafe']['content'], asn1Spec=univ.OctetString())
self.assertFalse(rest)
authsafe, rest = der_decoder(
outdata, asn1Spec=rfc7292.AuthenticatedSafe())
self.assertFalse(rest)
for ci in authsafe:
self.assertEqual(rfc5652.id_data, ci['contentType'])
indata, rest = der_decoder(
ci['content'], asn1Spec=univ.OctetString())
self.assertFalse(rest)
sc, rest = der_decoder(
indata, asn1Spec=rfc7292.SafeContents())
self.assertFalse(rest)
for sb in sc:
if sb['bagId'] in rfc7292.pkcs12BagTypeMap:
bv, rest = der_decoder(
sb['bagValue'], asn1Spec=rfc7292.pkcs12BagTypeMap[sb['bagId']])
self.assertFalse(rest)
for bagattr in sb['bagAttributes']:
if bagattr['attrType'] in openTypesMap:
inav, rest = der_decoder(
bagattr['attrValues'][0], asn1Spec=openTypesMap[bagattr['attrType']])
self.assertFalse(rest)
if bagattr['attrType'] == rfc2985.pkcs_9_at_friendlyName:
self.assertEqual( "3f71af65-1687-444a-9f46-c8be194c3e8e", inav)
if bagattr['attrType'] == rfc2985.pkcs_9_at_localKeyId:
self.assertEqual(univ.OctetString(hexValue='01000000'), inav)
if attr['type'] == rfc2985.pkcs_9_at_pkcs7PDU:
ci, rest = der_decoder(
attr['values'][0], asn1Spec=rfc5652.ContentInfo())
self.assertFalse(rest)
self.assertEqual(rfc5652.id_signedData, ci['contentType'])
sd, rest = der_decoder(
ci['content'], asn1Spec=rfc5652.SignedData())
self.assertFalse(rest)
self.assertEqual(1, sd['version'])
for si in sd['signerInfos']:
self.assertEqual(1, si['version'])
for siattr in si['signedAttrs']:
if siattr['attrType'] in openTypesMap:
siav, rest = der_decoder(
siattr['attrValues'][0], asn1Spec=openTypesMap[siattr['attrType']])
self.assertFalse(rest)
if siattr['attrType'] == rfc2985.pkcs_9_at_contentType:
self.assertEqual(rfc5652.id_data, siav)
if siattr['attrType'] == rfc2985.pkcs_9_at_messageDigest:
self.assertEqual('b6e422a4', siav.prettyPrint()[2:10])
if siattr['attrType'] == rfc2985.pkcs_9_at_signingTime:
self.assertEqual('190529182319Z', siav['utcTime'])
for choices in sd['certificates']:
for rdn in choices[0]['tbsCertificate']['subject']['rdnSequence']:
if rdn[0]['type'] in openTypesMap:
nv, rest = der_decoder(
rdn[0]['value'], asn1Spec=openTypesMap[rdn[0]['type']])
self.assertFalse(rest)
if rdn[0]['type'] == rfc2985.pkcs_9_at_emailAddress:
self.assertEqual('alice@example.com', nv)
def testOpenTypes(self):
openTypesMap = {
rfc2985.pkcs_9_at_smimeCapabilities: rfc2985.SMIMECapabilities(),
}
openTypesMap.update(rfc5280.certificateAttributesMap)
openTypesMap.update(rfc5652.cmsAttributesMap)
substrate = pem.readBase64fromText(self.pem_text)
asn1Object, rest = der_decoder(
substrate, asn1Spec=self.asn1Spec,
openTypes=openTypesMap, decodeOpenTypes=True)
self.assertFalse(rest)
self.assertTrue(asn1Object.prettyPrint())
self.assertEqual(substrate, der_encoder(asn1Object))
for attr in asn1Object:
self.assertTrue(attr['type'], openTypesMap)
if attr['type'] == rfc2985.pkcs_9_at_userPKCS12:
self.assertEqual(univ.Integer(3), attr['values'][0]['version'])
self.assertEqual(rfc5652.id_data, attr['values'][0]['authSafe']['contentType'])
authsafe, rest = der_decoder(
attr['values'][0]['authSafe']['content'],
asn1Spec=rfc7292.AuthenticatedSafe())
self.assertFalse(rest)
for ci in authsafe:
self.assertEqual(rfc5652.id_data, ci['contentType'])
indata, rest = der_decoder(
ci['content'], asn1Spec=univ.OctetString())
self.assertFalse(rest)
sc, rest = der_decoder(
indata, asn1Spec=rfc7292.SafeContents(), decodeOpenTypes=True)
self.assertFalse(rest)
for sb in sc:
if sb['bagId'] in rfc7292.pkcs12BagTypeMap:
for bagattr in sb['bagAttributes']:
if bagattr['attrType'] in openTypesMap:
if bagattr['attrType'] == rfc2985.pkcs_9_at_friendlyName:
self.assertEqual(
"3f71af65-1687-444a-9f46-c8be194c3e8e",
bagattr['attrValues'][0])
if bagattr['attrType'] == rfc2985.pkcs_9_at_localKeyId:
self.assertEqual(
univ.OctetString(hexValue='01000000'),
bagattr['attrValues'][0])
if attr['type'] == rfc2985.pkcs_9_at_pkcs7PDU:
self.assertEqual(rfc5652.id_signedData, attr['values'][0]['contentType'])
self.assertEqual(1, attr['values'][0]['content']['version'])
for si in attr['values'][0]['content']['signerInfos']:
self.assertEqual(1, si['version'])
for siattr in si['signedAttrs']:
if siattr['attrType'] in openTypesMap:
if siattr['attrType'] == rfc2985.pkcs_9_at_contentType:
self.assertEqual(rfc5652.id_data, siattr['attrValues'][0])
if siattr['attrType'] == rfc2985.pkcs_9_at_messageDigest:
self.assertEqual('b6e422a4', siattr['attrValues'][0].prettyPrint()[2:10])
if siattr['attrType'] == rfc2985.pkcs_9_at_signingTime:
self.assertEqual('190529182319Z', siattr['attrValues'][0]['utcTime'])
for choices in attr['values'][0]['content']['certificates']:
for rdn in choices[0]['tbsCertificate']['subject']['rdnSequence']:
if rdn[0]['type'] in openTypesMap:
if rdn[0]['type'] == rfc2985.pkcs_9_at_emailAddress:
self.assertEqual('alice@example.com', rdn[0]['value'])
suite = unittest.TestLoader().loadTestsFromModule(sys.modules[__name__])
if __name__ == '__main__':
unittest.TextTestRunner(verbosity=2).run(suite)
|
