| # |
| # 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 |
| |
| from pyasn1.codec.der.decoder import decode as der_decode |
| from pyasn1.codec.der.encoder import encode as der_encode |
| |
| 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 |
| |
| |
| try: |
| import unittest2 as unittest |
| |
| except ImportError: |
| import unittest |
| |
| |
| class PKCS9AttrsTestCase(unittest.TestCase): |
| pem_text = """\ |
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| d1Hf4MBoti8CMFUwsmOTv6d+cHYvQelqeFMXP0DE88gN/mkFBDAzXiXzAqMQcjJ+ |
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| 0L0c2bbkom3WkPq/po/dPDuoaX61nKmztUHaL5r5QZzBBwKVyhdw9J0btnWAFPNK |
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| hkiG9w0BAQUFAAOCAQEAuH7iqY0/MLozwFb39ILYAJDHE+HToZBQbHQP4YtienrU |
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| 8PdNGcrGzrkNKCmJKrWCa2xczuMA+z8SCuC1tYTKmDEVMBMGCSqGSIb3DQEJFTEG |
| BAQBAAAAMDswHzAHBgUrDgMCGgQUpWCP/fZR0TK5BwGuqvTd0+duiKcEFJTubF2k |
| HktMK+isIjxOTk4yJTOOAgIH0A== |
| """ |
| |
| def setUp(self): |
| self.asn1Spec = rfc2985.AttributeSet() |
| |
| def testDerCodec(self): |
| substrate = pem.readBase64fromText(self.pem_text) |
| asn1Object, rest = der_decode(substrate, asn1Spec=self.asn1Spec) |
| assert not rest |
| assert asn1Object.prettyPrint() |
| assert der_encode(asn1Object) == substrate |
| |
| openTypesMap = { |
| rfc2985.pkcs_9_at_smimeCapabilities: rfc2985.SMIMECapabilities(), |
| } |
| openTypesMap.update(rfc5280.certificateAttributesMap) |
| openTypesMap.update(rfc5652.cmsAttributesMap) |
| |
| for attr in asn1Object: |
| assert attr['type'] in openTypesMap.keys() |
| av, rest = der_decode(attr['values'][0], |
| asn1Spec=openTypesMap[attr['type']]) |
| assert not rest |
| assert av.prettyPrint() |
| assert der_encode(av) == attr['values'][0] |
| |
| if attr['type'] == rfc2985.pkcs_9_at_userPKCS12: |
| assert av['version'] == univ.Integer(3) |
| assert av['authSafe']['contentType'] == rfc5652.id_data |
| outdata, rest = der_decode(av['authSafe']['content'], |
| asn1Spec=univ.OctetString()) |
| assert not rest |
| authsafe, rest = der_decode(outdata, |
| asn1Spec=rfc7292.AuthenticatedSafe()) |
| assert not rest |
| |
| for ci in authsafe: |
| assert ci['contentType'] == rfc5652.id_data |
| indata, rest = der_decode(ci['content'], |
| asn1Spec=univ.OctetString()) |
| assert not rest |
| sc, rest = der_decode(indata, |
| asn1Spec=rfc7292.SafeContents()) |
| assert not rest |
| |
| for sb in sc: |
| if sb['bagId'] in rfc7292.pkcs12BagTypeMap: |
| bv, rest = der_decode(sb['bagValue'], |
| asn1Spec=rfc7292.pkcs12BagTypeMap[sb['bagId']]) |
| assert not rest |
| |
| for bagattr in sb['bagAttributes']: |
| if bagattr['attrType'] in openTypesMap: |
| inav, rest = der_decode(bagattr['attrValues'][0], |
| asn1Spec=openTypesMap[bagattr['attrType']]) |
| assert not rest |
| |
| if bagattr['attrType'] == rfc2985.pkcs_9_at_friendlyName: |
| assert inav == "3f71af65-1687-444a-9f46-c8be194c3e8e" |
| |
| if bagattr['attrType'] == rfc2985.pkcs_9_at_localKeyId: |
| assert inav == univ.OctetString(hexValue='01000000') |
| |
| if attr['type'] == rfc2985.pkcs_9_at_pkcs7PDU: |
| ci, rest = der_decode(attr['values'][0], |
| asn1Spec=rfc5652.ContentInfo()) |
| assert not rest |
| assert ci['contentType'] == rfc5652.id_signedData |
| |
| sd, rest = der_decode(ci['content'], |
| asn1Spec=rfc5652.SignedData()) |
| assert not rest |
| assert sd['version'] == 1 |
| |
| for si in sd['signerInfos']: |
| assert si['version'] == 1 |
| |
| for siattr in si['signedAttrs']: |
| if siattr['attrType'] in openTypesMap: |
| siav, rest = der_decode(siattr['attrValues'][0], |
| asn1Spec=openTypesMap[siattr['attrType']]) |
| assert not rest |
| |
| if siattr['attrType'] == rfc2985.pkcs_9_at_contentType: |
| assert siav == rfc5652.id_data |
| |
| if siattr['attrType'] == rfc2985.pkcs_9_at_messageDigest: |
| assert siav.prettyPrint()[2:10] == 'b6e422a4' |
| |
| if siattr['attrType'] == rfc2985.pkcs_9_at_signingTime: |
| assert siav['utcTime'] == '190529182319Z' |
| |
| for choices in sd['certificates']: |
| for rdn in choices[0]['tbsCertificate']['subject']['rdnSequence']: |
| if rdn[0]['type'] in openTypesMap: |
| nv, rest = der_decode(rdn[0]['value'], |
| asn1Spec=openTypesMap[rdn[0]['type']]) |
| assert not rest |
| |
| if rdn[0]['type'] == rfc2985.pkcs_9_at_emailAddress: |
| assert nv == '[email protected]' |
| |
| 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_decode(substrate, |
| asn1Spec=self.asn1Spec, |
| openTypes=openTypesMap, |
| decodeOpenTypes=True) |
| assert not rest |
| assert asn1Object.prettyPrint() |
| assert der_encode(asn1Object) == substrate |
| |
| for attr in asn1Object: |
| assert attr['type'] in openTypesMap.keys() |
| |
| if attr['type'] == rfc2985.pkcs_9_at_userPKCS12: |
| assert attr['values'][0]['version'] == univ.Integer(3) |
| assert attr['values'][0]['authSafe']['contentType'] == rfc5652.id_data |
| authsafe, rest = der_decode(attr['values'][0]['authSafe']['content'], |
| asn1Spec=rfc7292.AuthenticatedSafe()) |
| assert not rest |
| |
| for ci in authsafe: |
| assert ci['contentType'] == rfc5652.id_data |
| indata, rest = der_decode(ci['content'], |
| asn1Spec=univ.OctetString()) |
| assert not rest |
| |
| sc, rest = der_decode(indata, |
| asn1Spec=rfc7292.SafeContents(), |
| decodeOpenTypes=True) |
| assert not 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: |
| assert bagattr['attrValues'][0] == "3f71af65-1687-444a-9f46-c8be194c3e8e" |
| |
| if bagattr['attrType'] == rfc2985.pkcs_9_at_localKeyId: |
| assert bagattr['attrValues'][0] == univ.OctetString(hexValue='01000000') |
| |
| if attr['type'] == rfc2985.pkcs_9_at_pkcs7PDU: |
| assert attr['values'][0]['contentType'] == rfc5652.id_signedData |
| assert attr['values'][0]['content']['version'] == 1 |
| |
| for si in attr['values'][0]['content']['signerInfos']: |
| assert si['version'] == 1 |
| |
| for siattr in si['signedAttrs']: |
| if siattr['attrType'] in openTypesMap: |
| |
| if siattr['attrType'] == rfc2985.pkcs_9_at_contentType: |
| assert siattr['attrValues'][0] == rfc5652.id_data |
| |
| if siattr['attrType'] == rfc2985.pkcs_9_at_messageDigest: |
| assert siattr['attrValues'][0].prettyPrint()[2:10] == 'b6e422a4' |
| |
| if siattr['attrType'] == rfc2985.pkcs_9_at_signingTime: |
| assert siattr['attrValues'][0]['utcTime'] == '190529182319Z' |
| |
| 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: |
| assert rdn[0]['value'] == '[email protected]' |
| |
| |
| suite = unittest.TestLoader().loadTestsFromModule(sys.modules[__name__]) |
| |
| if __name__ == '__main__': |
| unittest.TextTestRunner(verbosity=2).run(suite) |
