| #!/usr/bin/python |
| # Copyright (c) 2015 The Chromium Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| """Certificate chain with 1 intermediate and a trusted root. The target |
| certificate has an unknown X.509v3 extension (OID=1.2.3.4) that is marked as |
| critical. Verifying this certificate chain is expected to fail because there is |
| an unrecognized critical extension.""" |
| |
| import common |
| |
| # Self-signed root certificate (used as trust anchor). |
| root = common.create_self_signed_root_certificate('Root') |
| |
| # Intermediate certificate. |
| intermediate = common.create_intermediate_certificate('Intermediate', root) |
| |
| # Target certificate (has unknown critical extension). |
| target = common.create_end_entity_certificate('Target', intermediate) |
| target.get_extensions().add_property('1.2.3.4', |
| 'critical,DER:01:02:03:04') |
| |
| chain = [target, intermediate] |
| trusted = common.TrustAnchor(root, constrained=False) |
| time = common.DEFAULT_TIME |
| verify_result = False |
| errors = """[Context] Processing Certificate |
| index: 1 |
| [Error] Unconsumed critical extension |
| oid: 2A0304 |
| value: 01020304 |
| """ |
| |
| common.write_test_file(__doc__, chain, trusted, time, verify_result, errors) |
