| # |
| # 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 rfc5652 |
| from pyasn1_modules import rfc5751 |
| |
| |
| class SignedMessageTestCase(unittest.TestCase): |
| pem_text = """\ |
| MIIGigYJKoZIhvcNAQcCoIIGezCCBncCAQExCTAHBgUrDgMCGjArBgkqhkiG9w0B |
| BwGgHgQcVGhpcyBpcyBzb21lIHNhbXBsZSBjb250ZW50LqCCAuAwggLcMIICm6AD |
| AgECAgIAyDAJBgcqhkjOOAQDMBIxEDAOBgNVBAMTB0NhcmxEU1MwHhcNOTkwODE3 |
| MDExMDQ5WhcNMzkxMjMxMjM1OTU5WjATMREwDwYDVQQDEwhBbGljZURTUzCCAbYw |
| ggErBgcqhkjOOAQBMIIBHgKBgQCBjc3tg+oKnjk+wkgoo+RHk90O16gO7FPFq4QI |
| T/+U4XNIfgzW80RI0f6fr6ShiS/h2TDINt4/m7+3TNxfaYrkddA3DJEIlZvep175 |
| /PSfL91DqItU8T+wBwhHTV2Iw8O1s+NVCHXVOXYQxHi9/52whJc38uRRG7XkCZZc |
| 835b2wIVAOJHphpFZrgTxtqPuDchK2KL95PNAoGAJjjQFIkyqjn7Pm3ZS1lqTHYj |
| OQQCNVzyyxowwx5QXd2bWeLNqgU9WMB7oja4bgevfYpCJaf0dc9KCF5LPpD4beqc |
| ySGKO3YU6c4uXaMHzSOFuC8wAXxtSYkRiTZEvfjIlUpTVrXi+XPsGmE2HxF/wr3t |
| 0VD/mHTC0YFKYDm6NjkDgYQAAoGAXOO5WnUUlgupet3jP6nsrF7cvbcTETSmFoko |
| ESPZNIZndXUTEj1DW2/lUb/6ifKiGz4kfT0HjVtjyLtFpaBK44XWzgaAP+gjfhry |
| JKtTGrgnDR7vCL9mFIBcYqxl+hWL8bs01NKWN/ZhR7LEMoTwfkFA/UanY04z8qXi |
| 9PKD5bijgYEwfzAMBgNVHRMBAf8EAjAAMA4GA1UdDwEB/wQEAwIGwDAfBgNVHSME |
| GDAWgBRwRD6CLm+H3krTdeM9ILxDK5PxHzAdBgNVHQ4EFgQUvmyhs+PB9+1DcKTO |
| EwHi/eOX/s0wHwYDVR0RBBgwFoEUQWxpY2VEU1NAZXhhbXBsZS5jb20wCQYHKoZI |
| zjgEAwMwADAtAhRVDKQZH0IriXEiM42DarU9Z2u/RQIVAJ9hU1JUC1yy3drndh3i |
| EFJbQ169MYIDVDCCA1ACAQEwGDASMRAwDgYDVQQDEwdDYXJsRFNTAgIAyDAHBgUr |
| DgMCGqCCAuowGAYJKoZIhvcNAQkDMQsGCSqGSIb3DQEHATAjBgkqhkiG9w0BCQQx |
| FgQUQGrsCFJ5um4WAi2eBinAIpaH3UgwOAYDKqszMTEEL1RoaXMgaXMgYSB0ZXN0 |
| IEdlbmVyYWwgQVNOIEF0dHJpYnV0ZSwgbnVtYmVyIDEuMD4GCyqGSIb3DQEJEAIE |
| MS8wLQwgQ29udGVudCBIaW50cyBEZXNjcmlwdGlvbiBCdWZmZXIGCSqGSIb3DQEH |
| ATBKBgkqhkiG9w0BCQ8xPTA7MAcGBSoDBAUGMDAGBioDBAUGTQQmU21pbWUgQ2Fw |
| YWJpbGl0aWVzIHBhcmFtZXRlcnMgYnVmZmVyIDIwbwYLKoZIhvcNAQkQAgoxYDBe |
| BgUqAwQFBgQrQ29udGVudCBSZWZlcmVuY2UgQ29udGVudCBJZGVudGlmaWVyIEJ1 |
| ZmZlcgQoQ29udGVudCBSZWZlcmVuY2UgU2lnbmF0dXJlIFZhbHVlIEJ1ZmZlcjBz |
| BgsqhkiG9w0BCRACCzFkoGIwWjELMAkGA1UEBhMCVVMxFjAUBgNVBAoTDVVTIEdv |
| dmVybm1lbnQxETAPBgNVBAsTCFZEQSBTaXRlMQwwCgYDVQQLEwNWREExEjAQBgNV |
| BAMTCURhaXN5IFJTQQIEClVEMzCB/AYLKoZIhvcNAQkQAgMxgewwgekwgeYEBzU3 |
| MzgyOTkYDzE5OTkwMzExMTA0NDMzWqGByTCBxqRhMF8xCzAJBgNVBAYTAlVTMRYw |
| FAYDVQQKEw1VUyBHb3Zlcm5tZW50MREwDwYDVQQLEwhWREEgU2l0ZTEMMAoGA1UE |
| CxMDVkRBMRcwFQYDVQQDEw5CdWdzIEJ1bm55IERTQaRhMF8xCzAJBgNVBAYTAlVT |
| MRYwFAYDVQQKEw1VUyBHb3Zlcm5tZW50MREwDwYDVQQLEwhWREEgU2l0ZTEMMAoG |
| A1UECxMDVkRBMRcwFQYDVQQDEw5FbG1lciBGdWRkIERTQTAJBgcqhkjOOAQDBC8w |
| LQIVALwzN2XE93BcF0kTqkyFyrtSkUhZAhRjlqIUi89X3rBIX2xk3YQESV8cyg== |
| """ |
| |
| def setUp(self): |
| self.asn1Spec = rfc5652.ContentInfo() |
| |
| def testDerCodec(self): |
| smimeCapMap = { |
| univ.ObjectIdentifier('1.2.3.4.5.6.77'): univ.OctetString(), |
| } |
| smimeCapMap.update(rfc5751.smimeCapabilityMap) |
| |
| 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)) |
| |
| self.assertEqual(rfc5652.id_signedData, asn1Object['contentType']) |
| self.assertEqual(1, asn1Object['content']['version']) |
| |
| for si in asn1Object['content']['signerInfos']: |
| self.assertEqual(1, si['version']) |
| |
| for attr in si['signedAttrs']: |
| |
| if attr['attrType'] == rfc5751.smimeCapabilities: |
| for scap in attr['attrValues'][0]: |
| if scap['capabilityID'] in smimeCapMap.keys(): |
| scap_p, rest = der_decoder(scap['parameters'], |
| asn1Spec=smimeCapMap[scap['capabilityID']]) |
| self.assertFalse(rest) |
| self.assertEqual(scap['parameters'], der_encoder(scap_p)) |
| self.assertIn('parameters', scap_p.prettyPrint()) |
| |
| if attr['attrType'] == rfc5751.id_aa_encrypKeyPref: |
| ekp_issuer_serial = attr['attrValues'][0]['issuerAndSerialNumber'] |
| |
| self.assertEqual(173360179, ekp_issuer_serial['serialNumber']) |
| |
| |
| suite = unittest.TestLoader().loadTestsFromModule(sys.modules[__name__]) |
| |
| if __name__ == '__main__': |
| result = unittest.TextTestRunner(verbosity=2).run(suite) |
| sys.exit(not result.wasSuccessful()) |
