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96 lines
3.0 KiB
96 lines
3.0 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 rfc5958
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from pyasn1_modules import rfc7914
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from pyasn1_modules import rfc8018
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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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# From RFC 7914, Section 13
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class MultiprimeRSAPrivateKeyTestCase(unittest.TestCase):
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pem_text = """\
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MIHiME0GCSqGSIb3DQEFDTBAMB8GCSsGAQQB2kcECzASBAVNb3VzZQIDEAAAAgEI
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AgEBMB0GCWCGSAFlAwQBKgQQyYmguHMsOwzGMPoyObk/JgSBkJb47EWd5iAqJlyy
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+ni5ftd6gZgOPaLQClL7mEZc2KQay0VhjZm/7MbBUNbqOAXNM6OGebXxVp6sHUAL
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iBGY/Dls7B1TsWeGObE0sS1MXEpuREuloZjcsNVcNXWPlLdZtkSH6uwWzR0PyG/Z
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+ZXfNodZtd/voKlvLOw5B3opGIFaLkbtLZQwMiGtl42AS89lZg==
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"""
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def setUp(self):
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self.asn1Spec = rfc5958.EncryptedPrivateKeyInfo()
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def testDerCodec(self):
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substrate = pem.readBase64fromText(self.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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ea = asn1Object['encryptionAlgorithm']
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assert ea['algorithm'] == rfc8018.id_PBES2
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assert ea['algorithm'] in rfc5280.algorithmIdentifierMap.keys()
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params, rest = der_decode(ea['parameters'],
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asn1Spec=rfc5280.algorithmIdentifierMap[ea['algorithm']])
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assert not rest
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assert params.prettyPrint()
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assert der_encode(params) == ea['parameters']
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kdf = params['keyDerivationFunc']
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assert kdf['algorithm'] == rfc7914.id_scrypt
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assert kdf['algorithm'] in rfc5280.algorithmIdentifierMap.keys()
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kdfp, rest = der_decode(kdf['parameters'],
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asn1Spec=rfc5280.algorithmIdentifierMap[kdf['algorithm']])
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assert not rest
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assert kdfp.prettyPrint()
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assert der_encode(kdfp) == kdf['parameters']
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assert kdfp['costParameter'] == 1048576
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def testOpenTypes(self):
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substrate = pem.readBase64fromText(self.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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ea = asn1Object['encryptionAlgorithm']
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assert ea['algorithm'] == rfc8018.id_PBES2
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params = asn1Object['encryptionAlgorithm']['parameters']
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assert params['keyDerivationFunc']['algorithm'] == rfc7914.id_scrypt
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kdfp = params['keyDerivationFunc']['parameters']
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assert kdfp['costParameter'] == 1048576
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suite = unittest.TestLoader().loadTestsFromModule(sys.modules[__name__])
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if __name__ == '__main__':
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import sys
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result = unittest.TextTestRunner(verbosity=2).run(suite)
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sys.exit(not result.wasSuccessful())
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