| # |
| # This file is part of pyasn1-modules software. |
| # |
| # 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_modules import pem |
| from pyasn1_modules import rfc4055 |
| from pyasn1_modules import rfc5652 |
| from pyasn1_modules import rfc5126 |
| |
| |
| class SignedAttributesTestCase(unittest.TestCase): |
| pem_text = """\ |
| MYIBUzAYBgkqhkiG9w0BCQMxCwYJKoZIhvcNAQcBMCsGCSqGSIb3DQEJNDEeMBww |
| DQYJYIZIAWUDBAIBBQChCwYJKoZIhvcNAQELMC8GCSqGSIb3DQEJBDEiBCCyqtCC |
| Gosj/GT4YPPAqKheze4A1QBU5O3tniTsVPGr7jBBBgsqhkiG9w0BCRACETEyMDCg |
| BBMCVVOhBBMCVkGiIjAgExExMjMgU29tZXBsYWNlIFdheRMLSGVybmRvbiwgVkEw |
| RgYLKoZIhvcNAQkQAi8xNzA1MDMwMTANBglghkgBZQMEAgEFAAQgJPmqUmGQnQ4q |
| RkVtUHecJXIkozOzX8+pZQj/UD5JcnQwTgYLKoZIhvcNAQkQAg8xPzA9BgorBgEE |
| AYGsYDAUMC8wCwYJYIZIAWUDBAIBBCDWjjVmAeXgZBkE/rG8Pf8pTCs4Ikowc8Vm |
| l+AOeKdFgg== |
| """ |
| |
| def setUp(self): |
| self.asn1Spec = rfc5652.SignedAttributes() |
| |
| 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(substrate, der_encoder(asn1Object)) |
| |
| found_spid_oid = False |
| |
| for attr in asn1Object: |
| if attr['attrType'] in rfc5652.cmsAttributesMap.keys(): |
| av, rest = der_decoder( |
| attr['attrValues'][0], |
| asn1Spec=rfc5652.cmsAttributesMap[attr['attrType']]) |
| |
| self.assertFalse(rest) |
| self.assertTrue(av.prettyPrint()) |
| self.assertEqual(attr['attrValues'][0], der_encoder(av)) |
| |
| if attr['attrType'] == rfc5126.id_aa_ets_sigPolicyId: |
| spid_oid = rfc5126.SigPolicyId('1.3.6.1.4.1.22112.48.20') |
| |
| self.assertEqual( |
| spid_oid, av['signaturePolicyId']['sigPolicyId']) |
| |
| found_spid_oid = True |
| |
| self.assertTrue(found_spid_oid) |
| |
| def testOpenTypes(self): |
| substrate = pem.readBase64fromText(self.pem_text) |
| asn1Object, rest = der_decoder( |
| substrate, asn1Spec=self.asn1Spec, decodeOpenTypes=True) |
| |
| self.assertFalse(rest) |
| self.assertTrue(asn1Object.prettyPrint()) |
| self.assertEqual(substrate, der_encoder(asn1Object)) |
| |
| attr_type_list = [] |
| spid_oid = rfc5126.SigPolicyId('1.3.6.1.4.1.22112.48.20') |
| |
| for attr in asn1Object: |
| if attr['attrType'] == rfc5126.id_aa_ets_sigPolicyId: |
| spid = attr['attrValues'][0]['signaturePolicyId'] |
| self.assertEqual(spid_oid, spid['sigPolicyId']) |
| attr_type_list.append(rfc5126.id_aa_ets_sigPolicyId) |
| |
| if attr['attrType'] == rfc5126.id_aa_ets_signerLocation: |
| cn = attr['attrValues'][0]['countryName'] |
| self.assertEqual('US', cn['printableString']) |
| attr_type_list.append(rfc5126.id_aa_ets_signerLocation) |
| |
| if attr['attrType'] == rfc5126.id_aa_signingCertificateV2: |
| ha = attr['attrValues'][0]['certs'][0]['hashAlgorithm'] |
| self.assertEqual(rfc4055.id_sha256, ha['algorithm']) |
| attr_type_list.append(rfc5126.id_aa_signingCertificateV2) |
| |
| self.assertIn(rfc5126.id_aa_ets_sigPolicyId, attr_type_list) |
| self.assertIn(rfc5126.id_aa_ets_signerLocation, attr_type_list) |
| self.assertIn(rfc5126.id_aa_signingCertificateV2, attr_type_list) |
| |
| |
| suite = unittest.TestLoader().loadTestsFromModule(sys.modules[__name__]) |
| |
| if __name__ == '__main__': |
| import sys |
| |
| result = unittest.TextTestRunner(verbosity=2).run(suite) |
| sys.exit(not result.wasSuccessful()) |
