1#!/usr/bin/env python3 2# Copyright 2023 The Chromium Authors 3# Use of this source code is governed by a BSD-style license that can be 4# found in the LICENSE file. 5"""Single certificate chain for serverAuth which is self-signed.""" 6 7import sys 8sys.path += ['../..'] 9 10import gencerts 11 12# Self-signed target certificate. 13target = gencerts.create_self_signed_end_entity_certificate('Target') 14target.get_extensions().set_property('extendedKeyUsage', 'serverAuth') 15 16chain = [target] 17gencerts.write_chain(__doc__, chain, 'chain.pem') 18