| # |
| # 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_modules import pem |
| from pyasn1_modules import rfc5280 |
| from pyasn1_modules import rfc5917 |
| |
| try: |
| import unittest2 as unittest |
| except ImportError: |
| import unittest |
| |
| |
| class ClearanceSponsorTestCase(unittest.TestCase): |
| cert_pem_text = """\ |
| MIID1DCCA1qgAwIBAgIUUc1IQGJpeYQ0XwOS2ZmVEb3aeZ0wCgYIKoZIzj0EAwMw |
| ZjELMAkGA1UEBhMCVVMxCzAJBgNVBAgTAlZBMRAwDgYDVQQHEwdIZXJuZG9uMRAw |
| DgYDVQQKEwdFeGFtcGxlMQwwCgYDVQQLEwNQQ0ExGDAWBgNVBAMTD3BjYS5leGFt |
| cGxlLmNvbTAeFw0xOTExMDUyMjIwNDZaFw0yMDExMDQyMjIwNDZaMIGSMQswCQYD |
| VQQGEwJVUzELMAkGA1UECBMCVkExEDAOBgNVBAcTB0hlcm5kb24xEDAOBgNVBAoT |
| B0V4YW1wbGUxIjAgBgNVBAsTGUh1bWFuIFJlc291cmNlIERlcGFydG1lbnQxDTAL |
| BgNVBAMTBEZyZWQxHzAdBgkqhkiG9w0BCQEWEGZyZWRAZXhhbXBsZS5jb20wdjAQ |
| BgcqhkjOPQIBBgUrgQQAIgNiAAQObFslQ2EBP0xlDJ3sRnsNaqm/woQgKpBispSx |
| XxK5bWUVpfnWsZnjLWhtDuPcu1BcBlM2g7gwL/aw8nUSIK3D8Ja9rTUQQXc3zxnk |
| cl8+8znNXHMGByRjPUH87C+TOrqjggGaMIIBljAdBgNVHQ4EFgQU5m711OqFDNGR |
| SWMOSzTXjpTLIFUwbwYDVR0jBGgwZoAUJuolDwsyICik11oKjf8t3L1/VGWhQ6RB |
| MD8xCzAJBgNVBAYTAlVTMQswCQYDVQQIDAJWQTEQMA4GA1UEBwwHSGVybmRvbjER |
| MA8GA1UECgwIQm9ndXMgQ0GCCQCls1QoG7BuRjAPBgNVHRMBAf8EBTADAQH/MAsG |
| A1UdDwQEAwIBhjBCBglghkgBhvhCAQ0ENRYzVGhpcyBjZXJ0aWZpY2F0ZSBjYW5u |
| b3QgYmUgdHJ1c3RlZCBmb3IgYW55IHB1cnBvc2UuMBUGA1UdIAQOMAwwCgYIKwYB |
| BQUHDQIwCgYDVR02BAMCAQIwfwYDVR0JBHgwdjBJBgNVBDcxQjBABgsqhkiG9w0B |
| CRAHAwMCBeAxLTArgAsqhkiG9w0BCRAHBIEcMBoMGEhVTUFOIFJFU09VUkNFUyBV |
| U0UgT05MWTApBglghkgBZQIBBUQxHAwaSHVtYW4gUmVzb3VyY2VzIERlcGFydG1l |
| bnQwCgYIKoZIzj0EAwMDaAAwZQIwVh/RypULFgPpAN0I7OvuMomRWnm/Hea3Hk8P |
| tTRz2Zai8iYat7oeAmGVgMhSXy2jAjEAuJW4l/CFatBy4W/lZ7gS3weBdBa5WEDI |
| FFMC7GjGtCeLtXYqWfBnRdK26dOaHLB2 |
| """ |
| |
| def setUp(self): |
| self.asn1Spec = rfc5280.Certificate() |
| |
| def testDerCodec(self): |
| substrate = pem.readBase64fromText(self.cert_pem_text) |
| asn1Object, rest = der_decode(substrate, asn1Spec=self.asn1Spec) |
| assert not rest |
| assert asn1Object.prettyPrint() |
| assert der_encode(asn1Object) == substrate |
| |
| cs = rfc5917.DirectoryString() |
| cs['utf8String'] = u'Human Resources Department' |
| encoded_cs = der_encode(cs) |
| |
| clearance_sponsor_found = False |
| for extn in asn1Object['tbsCertificate']['extensions']: |
| if extn['extnID'] == rfc5280.id_ce_subjectDirectoryAttributes: |
| assert extn['extnID'] in rfc5280.certificateExtensionsMap.keys() |
| ev, rest = der_decode(extn['extnValue'], |
| asn1Spec=rfc5280.certificateExtensionsMap[extn['extnID']]) |
| assert not rest |
| assert ev.prettyPrint() |
| assert der_encode(ev) == extn['extnValue'] |
| |
| for attr in ev: |
| if attr['type'] == rfc5917.id_clearanceSponsor: |
| assert attr['values'][0] == encoded_cs |
| clearance_sponsor_found = True |
| |
| assert clearance_sponsor_found |
| |
| def testOpenTypes(self): |
| substrate = pem.readBase64fromText(self.cert_pem_text) |
| asn1Object, rest = der_decode(substrate, |
| asn1Spec=self.asn1Spec, |
| decodeOpenTypes=True) |
| assert not rest |
| assert asn1Object.prettyPrint() |
| assert der_encode(asn1Object) == substrate |
| |
| clearance_sponsor_found = False |
| for extn in asn1Object['tbsCertificate']['extensions']: |
| if extn['extnID'] == rfc5280.id_ce_subjectDirectoryAttributes: |
| assert extn['extnID'] in rfc5280.certificateExtensionsMap.keys() |
| ev, rest = der_decode(extn['extnValue'], |
| asn1Spec=rfc5280.certificateExtensionsMap[extn['extnID']], |
| decodeOpenTypes=True) |
| assert not rest |
| assert ev.prettyPrint() |
| assert der_encode(ev) == extn['extnValue'] |
| |
| for attr in ev: |
| if attr['type'] == rfc5917.id_clearanceSponsor: |
| hrd = u'Human Resources Department' |
| assert attr['values'][0]['utf8String'] == hrd |
| clearance_sponsor_found = True |
| |
| assert clearance_sponsor_found |
| |
| |
| suite = unittest.TestLoader().loadTestsFromModule(sys.modules[__name__]) |
| |
| if __name__ == '__main__': |
| unittest.TextTestRunner(verbosity=2).run(suite) |