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74 lines
2.5 KiB
74 lines
2.5 KiB
#
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# This file is part of pyasn1-modules software.
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#
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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 rfc6187
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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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class SSHClientCertificateTestCase(unittest.TestCase):
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cert_pem_text = """\
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MIICkDCCAhegAwIBAgIJAKWzVCgbsG5BMAoGCCqGSM49BAMDMD8xCzAJBgNVBAYT
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AlVTMQswCQYDVQQIDAJWQTEQMA4GA1UEBwwHSGVybmRvbjERMA8GA1UECgwIQm9n
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dXMgQ0EwHhcNMTkxMDI0MTgyNjA3WhcNMjAxMDIzMTgyNjA3WjB0MQswCQYDVQQG
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EwJVUzELMAkGA1UECBMCVkExEDAOBgNVBAcTB0hlcm5kb24xEDAOBgNVBAoTB0V4
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YW1wbGUxEDAOBgNVBAMTB0NoYXJsaWUxIjAgBgkqhkiG9w0BCQEWE2NoYXJsaWVA
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ZXhhbXBsZS5jb20wdjAQBgcqhkjOPQIBBgUrgQQAIgNiAARfr1XPl5S0A/BwTOm4
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/rO7mGVt2Tmfr3yvYnfN/ggMvyS3RiIXSsdzcAwzeqc907Jp7Dggab0PpaOKDOxD
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WoK0g6B8+kC/VMsU23mfShlb9et8qcR3A8gdU6g8uvSMahWjgakwgaYwCwYDVR0P
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BAQDAgeAMB0GA1UdDgQWBBQfwm5u0GoxiDcjhDt33UJYlvMPFTAfBgNVHSMEGDAW
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gBTyNds0BNqlVfK9aQOZsGLs4hUIwTATBgNVHSUEDDAKBggrBgEFBQcDFTBCBglg
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hkgBhvhCAQ0ENRYzVGhpcyBjZXJ0aWZpY2F0ZSBjYW5ub3QgYmUgdHJ1c3RlZCBm
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b3IgYW55IHB1cnBvc2UuMAoGCCqGSM49BAMDA2cAMGQCMGEme38A3k8q4RGSEs2D
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ThQQOQz3TBJrIW8zr92S8e8BNPkRcQDR+C72TEhL/qoPCQIwGpGaC4ERiUypETkC
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voNP0ODFhhlpFo6lwVHd8Gu+6hShC2PKdAfs4QFDS9ZKgQeZ
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"""
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def setUp(self):
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self.asn1Spec = rfc5280.Certificate()
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def testDerCodec(self):
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ssh_eku_oids = [
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rfc6187.id_kp_secureShellClient,
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rfc6187.id_kp_secureShellServer,
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]
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substrate = pem.readBase64fromText(self.cert_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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count = 0
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for extn in asn1Object['tbsCertificate']['extensions']:
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if extn['extnID'] == rfc5280.id_ce_extKeyUsage:
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extnValue, rest = der_decode(extn['extnValue'],
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asn1Spec=rfc5280.ExtKeyUsageSyntax())
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for oid in extnValue:
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if oid in ssh_eku_oids:
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count += 1
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assert count == 1
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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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