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#
# 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 rfc5280
from pyasn1_modules import rfc4055
from pyasn1_modules import rfc6960
class OCSPRequestTestCase(unittest.TestCase):
ocsp_req_pem_text = """\
MGowaDBBMD8wPTAJBgUrDgMCGgUABBS3ZrMV9C5Dko03aH13cEZeppg3wgQUkqR1LKSevoFE63n8
isWVpesQdXMCBDXe9M+iIzAhMB8GCSsGAQUFBzABAgQSBBBjdJOiIW9EKJGELNNf/rdA
"""
def setUp(self):
self.asn1Spec = rfc6960.OCSPRequest()
def testDerCodec(self):
substrate = pem.readBase64fromText(self.ocsp_req_pem_text)
asn1Object, rest = der_decoder(substrate, asn1Spec=self.asn1Spec)
self.assertFalse(rest)
self.assertTrue(asn1Object.prettyPrint())
self.assertEqual(substrate, der_encoder(asn1Object))
self.assertEqual(0, asn1Object['tbsRequest']['version'])
count = 0
for extn in asn1Object['tbsRequest']['requestExtensions']:
self.assertIn(extn['extnID'], rfc5280.certificateExtensionsMap)
ev, rest = der_decoder(
extn['extnValue'],
asn1Spec=rfc5280.certificateExtensionsMap[extn['extnID']])
self.assertFalse(rest)
self.assertTrue(ev.prettyPrint())
self.assertEqual(extn['extnValue'], der_encoder(ev))
count += 1
self.assertEqual(1, count)
def testOpenTypes(self):
substrate = pem.readBase64fromText(self.ocsp_req_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(0, asn1Object['tbsRequest']['version'])
for req in asn1Object['tbsRequest']['requestList']:
ha = req['reqCert']['hashAlgorithm']
self.assertEqual(rfc4055.id_sha1, ha['algorithm'])
self.assertEqual(univ.Null(""), ha['parameters'])
class OCSPResponseTestCase(unittest.TestCase):
ocsp_resp_pem_text = """\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"""
def setUp(self):
self.asn1Spec = rfc6960.OCSPResponse()
def testDerCodec(self):
substrate = pem.readBase64fromText(self.ocsp_resp_pem_text)
asn1Object, rest = der_decoder(substrate, asn1Spec=self.asn1Spec)
self.assertFalse(rest)
self.assertTrue(asn1Object.prettyPrint())
self.assertEqual(substrate, der_encoder(asn1Object))
self.assertEqual(0, asn1Object['responseStatus'])
rb = asn1Object['responseBytes']
self.assertIn(rb['responseType'], rfc6960.ocspResponseMap)
resp, rest = der_decoder(
rb['response'], asn1Spec=rfc6960.ocspResponseMap[rb['responseType']])
self.assertFalse(rest)
self.assertTrue(resp.prettyPrint())
self.assertEqual(rb['response'], der_encoder(resp))
self.assertEqual(0, resp['tbsResponseData']['version'])
count = 0
for extn in resp['tbsResponseData']['responseExtensions']:
self.assertIn(extn['extnID'], rfc5280.certificateExtensionsMap)
ev, rest = der_decoder(
extn['extnValue'],
asn1Spec=rfc5280.certificateExtensionsMap[extn['extnID']])
self.assertFalse(rest)
self.assertTrue(ev.prettyPrint())
self.assertEqual(extn['extnValue'], der_encoder(ev))
count += 1
self.assertEqual(1, count)
def testOpenTypes(self):
substrate = pem.readBase64fromText(self.ocsp_resp_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(0, asn1Object['responseStatus'])
rb = asn1Object['responseBytes']
self.assertIn(rb['responseType'], rfc6960.ocspResponseMap)
resp, rest = der_decoder(
rb['response'],
asn1Spec=rfc6960.ocspResponseMap[rb['responseType']],
decodeOpenTypes=True)
self.assertFalse(rest)
self.assertTrue(resp.prettyPrint())
self.assertEqual(rb['response'], der_encoder(resp))
self.assertEqual(0, resp['tbsResponseData']['version'])
for rdn in resp['tbsResponseData']['responderID']['byName']['rdnSequence']:
for attr in rdn:
if attr['type'] == rfc5280.id_emailAddress:
self.assertEqual('info@snmplabs.com', attr['value'])
for r in resp['tbsResponseData']['responses']:
ha = r['certID']['hashAlgorithm']
self.assertEqual(rfc4055.id_sha1, ha['algorithm'])
self.assertEqual(univ.Null(""), ha['parameters'])
suite = unittest.TestLoader().loadTestsFromModule(sys.modules[__name__])
if __name__ == '__main__':
result = unittest.TextTestRunner(verbosity=2).run(suite)
sys.exit(not result.wasSuccessful())
|
