| # |
| # This file is part of pyasn1-modules software. |
| # |
| # Created by Russ Housley |
| # Acknowledgement to Carl Wallace for the test messages. |
| # 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 rfc5652 |
| from pyasn1_modules import rfc5934 |
| |
| try: |
| import unittest2 as unittest |
| |
| except ImportError: |
| import unittest |
| |
| |
| class TAMPStatusResponseTestCase(unittest.TestCase): |
| tsr_pem_text = """\ |
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| """ |
| |
| def setUp(self): |
| self.asn1Spec = rfc5652.ContentInfo() |
| |
| def testDerCodec(self): |
| substrate = pem.readBase64fromText(self.tsr_pem_text) |
| |
| layers = { |
| rfc5652.id_ct_contentInfo: rfc5652.ContentInfo(), |
| rfc5652.id_signedData: rfc5652.SignedData(), |
| rfc5934.id_ct_TAMP_statusResponse: rfc5934.TAMPStatusResponse() |
| } |
| |
| getNextLayer = { |
| rfc5652.id_ct_contentInfo: lambda x: x['contentType'], |
| rfc5652.id_signedData: lambda x: x['encapContentInfo']['eContentType'], |
| rfc5934.id_ct_TAMP_statusResponse: lambda x: None |
| } |
| |
| getNextSubstrate = { |
| rfc5652.id_ct_contentInfo: lambda x: x['content'], |
| rfc5652.id_signedData: lambda x: x['encapContentInfo']['eContent'], |
| rfc5934.id_ct_TAMP_statusResponse: lambda x: None |
| } |
| |
| next_layer = rfc5652.id_ct_contentInfo |
| |
| while next_layer: |
| asn1Object, rest = der_decode(substrate, asn1Spec=layers[next_layer]) |
| assert not rest |
| assert asn1Object.prettyPrint() |
| assert der_encode(asn1Object) == substrate |
| |
| substrate = getNextSubstrate[next_layer](asn1Object) |
| next_layer = getNextLayer[next_layer](asn1Object) |
| |
| def testOpenTypes(self): |
| substrate = pem.readBase64fromText(self.tsr_pem_text) |
| asn1Object, rest = der_decode(substrate, |
| asn1Spec=rfc5652.ContentInfo(), |
| decodeOpenTypes=True) |
| assert not rest |
| assert asn1Object.prettyPrint() |
| assert der_encode(asn1Object) == substrate |
| |
| eci = asn1Object['content']['encapContentInfo'] |
| assert eci['eContentType'] in rfc5652.cmsContentTypesMap.keys() |
| assert eci['eContentType'] == rfc5934.id_ct_TAMP_statusResponse |
| tsr, rest = der_decode(eci['eContent'], |
| asn1Spec=rfc5652.cmsContentTypesMap[eci['eContentType']], |
| decodeOpenTypes=True) |
| assert not rest |
| assert tsr.prettyPrint() |
| assert der_encode(tsr) == eci['eContent'] |
| |
| assert tsr['version'] == 2 |
| assert tsr['query']['target'] == univ.Null("") |
| assert tsr['query']['seqNum'] == 1568307071 |
| assert tsr['usesApex'] == False |
| |
| count = 0 |
| for tai in tsr['response']['verboseResponse']['taInfo']: |
| count += 1 |
| assert tai['taInfo']['version'] == 1 |
| |
| assert count == 3 |
| |
| |
| class TrustAnchorUpdateTestCase(unittest.TestCase): |
| tau_pem_text = """\ |
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| yPTICMP9KiNPhABcLEQtg4rCPSLHPGDyinjjG0Zl2pmP+GPB1HqgcKZ6pxCbnax/vhTwRCOH |
| WKwQFejzoL8eJcs2qwJpWq7/wG6wQ54Inhk8pzBujcIxggGJMIIBhQIBA4AUqDwJnWf22Ee6 |
| otD8GHJWiEBtlZUwCwYJYIZIAWUDBAIBoEwwGQYJKoZIhvcNAQkDMQwGCmCGSAFlAgECTQMw |
| LwYJKoZIhvcNAQkEMSIEINq+nldSoCoJuEe/lhrRhfx0ArygsPJ7mCMbOFrpr1dFMAsGCSqG |
| SIb3DQEBCwSCAQBTeRE1DzwF2dnv2yJAOYOxNnAtTs72ZG8mv5Ad4M/9n1+MPiAykLcBslW8 |
| 7D1KjBdwB3oxIT4sjwGh0kxKLe4G+VuvQuPwtT8MqMl3hounnFOM5nMSj1TSbfHVPs3dhEyk |
| Wu1gQ5g9gxLF3MpwEJGJKvhRtK17LGElJWvGPniRMChAJZJWoLjFBMe5JMzpqu2za50S1K3t |
| YtkTOx/2FQdVApkTY1qMQooljDiuvSvOuSDXcyAA15uIypQJvfrBNqe6Ush+j7yS5UQyTm0o |
| ZidB8vj4jIZT3S2gqWhtBLMUc11j+kWlXEZEigSL8WgCbAu7lqhItMwz2dy4C5aAWq8r""" |
| |
| def setUp(self): |
| self.asn1Spec = rfc5652.ContentInfo() |
| |
| def testDerCodec(self): |
| substrate = pem.readBase64fromText(self.tau_pem_text) |
| |
| layers = { |
| rfc5652.id_ct_contentInfo: rfc5652.ContentInfo(), |
| rfc5652.id_signedData: rfc5652.SignedData(), |
| rfc5934.id_ct_TAMP_update: rfc5934.TAMPUpdate() |
| } |
| |
| getNextLayer = { |
| rfc5652.id_ct_contentInfo: lambda x: x['contentType'], |
| rfc5652.id_signedData: lambda x: x['encapContentInfo']['eContentType'], |
| rfc5934.id_ct_TAMP_update: lambda x: None |
| } |
| |
| getNextSubstrate = { |
| rfc5652.id_ct_contentInfo: lambda x: x['content'], |
| rfc5652.id_signedData: lambda x: x['encapContentInfo']['eContent'], |
| rfc5934.id_ct_TAMP_update: lambda x: None |
| } |
| |
| next_layer = rfc5652.id_ct_contentInfo |
| |
| while next_layer: |
| asn1Object, rest = der_decode(substrate, asn1Spec=layers[next_layer]) |
| assert not rest |
| assert asn1Object.prettyPrint() |
| assert der_encode(asn1Object) == substrate |
| |
| substrate = getNextSubstrate[next_layer](asn1Object) |
| next_layer = getNextLayer[next_layer](asn1Object) |
| |
| def testOpenTypes(self): |
| substrate = pem.readBase64fromText(self.tau_pem_text) |
| asn1Object, rest = der_decode(substrate, |
| asn1Spec=rfc5652.ContentInfo(), |
| decodeOpenTypes=True) |
| assert not rest |
| assert asn1Object.prettyPrint() |
| assert der_encode(asn1Object) == substrate |
| |
| eci = asn1Object['content']['encapContentInfo'] |
| assert eci['eContentType'] in rfc5652.cmsContentTypesMap.keys() |
| assert eci['eContentType'] == rfc5934.id_ct_TAMP_update |
| tau, rest = der_decode(eci['eContent'], |
| asn1Spec=rfc5652.cmsContentTypesMap[eci['eContentType']], |
| decodeOpenTypes=True) |
| assert not rest |
| assert tau.prettyPrint() |
| assert der_encode(tau) == eci['eContent'] |
| |
| assert tau['version'] == 2 |
| assert tau['msgRef']['target'] == univ.Null("") |
| assert tau['msgRef']['seqNum'] == 1568307088 |
| |
| count = 0 |
| for u in tau['updates']: |
| count += 1 |
| |
| assert count == 1 |
| |
| |
| suite = unittest.TestLoader().loadTestsFromModule(sys.modules[__name__]) |
| |
| if __name__ == '__main__': |
| import sys |
| |
| result = unittest.TextTestRunner(verbosity=2).run(suite) |
| sys.exit(not result.wasSuccessful()) |