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115 lines
4.7 KiB
115 lines
4.7 KiB
#
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# This file is part of pyasn1-modules software.
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#
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# Created by Russ Housley
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# Copyright (c) 2019, Vigil Security, LLC
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# License: http://snmplabs.com/pyasn1/license.html
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#
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import sys
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from pyasn1.codec.der.decoder import decode as der_decode
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from pyasn1.codec.der.encoder import encode as der_encode
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from pyasn1_modules import pem
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from pyasn1_modules import rfc5280
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from pyasn1_modules import rfc5913
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from pyasn1_modules import rfc5755
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from pyasn1_modules import rfc3114
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try:
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import unittest2 as unittest
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except ImportError:
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import unittest
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class ClearanceTestCase(unittest.TestCase):
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cert_pem_text = """\
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MIIDhzCCAw6gAwIBAgIJAKWzVCgbsG5GMAoGCCqGSM49BAMDMD8xCzAJBgNVBAYT
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AlVTMQswCQYDVQQIDAJWQTEQMA4GA1UEBwwHSGVybmRvbjERMA8GA1UECgwIQm9n
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dXMgQ0EwHhcNMTkxMTAyMTg0MjE4WhcNMjAxMTAxMTg0MjE4WjBmMQswCQYDVQQG
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EwJVUzELMAkGA1UECBMCVkExEDAOBgNVBAcTB0hlcm5kb24xEDAOBgNVBAoTB0V4
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YW1wbGUxDDAKBgNVBAsTA1BDQTEYMBYGA1UEAxMPcGNhLmV4YW1wbGUuY29tMHYw
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EAYHKoZIzj0CAQYFK4EEACIDYgAEPf5vbgAqbE5dn6wbiCx4sCCcn1BKSrHmCfiW
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C9QLSGVNGHifQwPt9odGXjRiQ7QwpZ2wRD6Z91v+fk85XXLE3kJQCQdPIHFUY5EM
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pvS7T6u6xrmwnlVpUURPTOxfc55Oo4IBrTCCAakwHQYDVR0OBBYEFCbqJQ8LMiAo
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pNdaCo3/Ldy9f1RlMG8GA1UdIwRoMGaAFPI12zQE2qVV8r1pA5mwYuziFQjBoUOk
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QTA/MQswCQYDVQQGEwJVUzELMAkGA1UECAwCVkExEDAOBgNVBAcMB0hlcm5kb24x
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ETAPBgNVBAoMCEJvZ3VzIENBggkA6JHWBpFPzvIwDwYDVR0TAQH/BAUwAwEB/zAL
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BgNVHQ8EBAMCAYYwQgYJYIZIAYb4QgENBDUWM1RoaXMgY2VydGlmaWNhdGUgY2Fu
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bm90IGJlIHRydXN0ZWQgZm9yIGFueSBwdXJwb3NlLjAVBgNVHSAEDjAMMAoGCCsG
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AQUFBw0CMAoGA1UdNgQDAgECMIGRBggrBgEFBQcBFQSBhDCBgTBZBgsqhkiG9w0B
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CRAHAwMCBeAxRjBEgAsqhkiG9w0BCRAHBIE1MDMMF0xBVyBERVBBUlRNRU5UIFVT
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RSBPTkxZDBhIVU1BTiBSRVNPVVJDRVMgVVNFIE9OTFkwEQYLKoZIhvcNAQkQBwID
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AgTwMBEGCyqGSIb3DQEJEAcBAwIF4DAKBggqhkjOPQQDAwNnADBkAjAZSD+BVqzc
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1l0fDoH3LwixjxvtddBHbJsM5yBek4U9b2yWL2KEmwV02fTgof3AjDECMCTsksmx
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5f3i5DSYfe9Q1heJlEJLd1hgZmfvUYNnCU3WrdmYzyoNdNTbg7ZFMoxsXw==
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"""
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def setUp(self):
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self.asn1Spec = rfc5280.Certificate()
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def testDerCodec(self):
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substrate = pem.readBase64fromText(self.cert_pem_text)
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asn1Object, rest = der_decode(substrate, asn1Spec=self.asn1Spec)
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assert not rest
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assert asn1Object.prettyPrint()
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assert der_encode(asn1Object) == substrate
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cat_value_found = False
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for extn in asn1Object['tbsCertificate']['extensions']:
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if extn['extnID'] == rfc5913.id_pe_clearanceConstraints:
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assert extn['extnID'] in rfc5280.certificateExtensionsMap.keys()
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ev, rest = der_decode(extn['extnValue'],
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asn1Spec=rfc5280.certificateExtensionsMap[extn['extnID']])
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assert not rest
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assert ev.prettyPrint()
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assert der_encode(ev) == extn['extnValue']
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for c in ev:
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if c['policyId'] == rfc3114.id_tsp_TEST_Whirlpool:
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for sc in c['securityCategories']:
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assert sc['type'] in rfc5755.securityCategoryMap.keys()
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scv, rest = der_decode(sc['value'],
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asn1Spec=rfc5755.securityCategoryMap[sc['type']])
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for cat in scv:
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assert u'USE ONLY' in cat
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cat_value_found = True
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assert cat_value_found
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def testOpenTypes(self):
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substrate = pem.readBase64fromText(self.cert_pem_text)
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asn1Object, rest = der_decode(substrate,
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asn1Spec=self.asn1Spec,
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decodeOpenTypes=True)
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assert not rest
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assert asn1Object.prettyPrint()
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assert der_encode(asn1Object) == substrate
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cat_value_found = False
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for extn in asn1Object['tbsCertificate']['extensions']:
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if extn['extnID'] == rfc5913.id_pe_clearanceConstraints:
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assert extn['extnID'] in rfc5280.certificateExtensionsMap.keys()
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ev, rest = der_decode(extn['extnValue'],
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asn1Spec=rfc5280.certificateExtensionsMap[extn['extnID']],
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decodeOpenTypes=True)
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assert not rest
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assert ev.prettyPrint()
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assert der_encode(ev) == extn['extnValue']
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for c in ev:
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if c['policyId'] == rfc3114.id_tsp_TEST_Whirlpool:
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for sc in c['securityCategories']:
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assert sc['type'] in rfc5755.securityCategoryMap.keys()
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for cat in sc['value']:
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assert u'USE ONLY' in cat
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cat_value_found = True
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assert cat_value_found
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suite = unittest.TestLoader().loadTestsFromModule(sys.modules[__name__])
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if __name__ == '__main__':
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unittest.TextTestRunner(verbosity=2).run(suite)
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