Save the private keys used by generated verify_certificate_chain tests.

net/data/cert_issuer_source_aia_unittest/generate-certs.py

 #!/usr/bin/env python
 # Copyright 2016 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.
 
 import os
 import sys
 sys.path += [os.path.join('..', 'verify_certificate_chain_unittest')]
 
 import common
 
 common.set_default_validity_range(common.JANUARY_1_2015_UTC,
                                   common.JANUARY_1_2021_UTC)
 
+# Generate the keys -- the same key is used for all intermediates and end entity
+# certificates.
+root_key = common.get_or_generate_rsa_key(2048, common.create_key_path('root'))
+i_key = common.get_or_generate_rsa_key(2048, common.create_key_path('i'))
+target_key = common.get_or_generate_rsa_key(2048,
+                                            common.create_key_path('target'))
 
 # Self-signed root certificate.
 root = common.create_self_signed_root_certificate('Root')
+root.set_key(root_key)
 common.write_string_to_file(root.get_cert_pem(), 'root.pem')
 
 
 # Intermediate certificates. All have the same subject and key.
 i_base = common.create_intermediate_certificate('I', root)
+i_base.set_key(i_key)
 common.write_string_to_file(i_base.get_cert_pem(), 'i.pem')
 
 i2 = common.create_intermediate_certificate('I', root)
-i2.set_key(i_base.get_key())
+i2.set_key(i_key)
 common.write_string_to_file(i2.get_cert_pem(), 'i2.pem')
 
 i3 = common.create_intermediate_certificate('I', root)
-i3.set_key(i_base.get_key())
+i3.set_key(i_key)
 common.write_string_to_file(i3.get_cert_pem(), 'i3.pem')
 
 
 # More Intermediate certificates, which are just to generate the proper config
 # files so the target certs will have the desired Authority Information Access
 # values. These ones aren't saved to files.
 i_no_aia = common.create_intermediate_certificate('I', root)
-i_no_aia.set_key(i_base.get_key())
+i_no_aia.set_key(i_key)
 section = i_no_aia.config.get_section('signing_ca_ext')
 section.set_property('authorityInfoAccess', None)
 
 i_two_aia = common.create_intermediate_certificate('I', root)
-i_two_aia.set_key(i_base.get_key())
+i_two_aia.set_key(i_key)
 section = i_two_aia.config.get_section('issuer_info')
 section.set_property('caIssuers;URI.1', 'http://url-for-aia2/I2.foo')
 
 i_three_aia = common.create_intermediate_certificate('I', root)
-i_three_aia.set_key(i_base.get_key())
+i_three_aia.set_key(i_key)
 section = i_three_aia.config.get_section('issuer_info')
 section.set_property('caIssuers;URI.1', 'http://url-for-aia2/I2.foo')
 section.set_property('caIssuers;URI.2', 'http://url-for-aia3/I3.foo')
 
 i_six_aia = common.create_intermediate_certificate('I', root)
-i_six_aia.set_key(i_base.get_key())
+i_six_aia.set_key(i_key)
 section = i_six_aia.config.get_section('issuer_info')
 section.set_property('caIssuers;URI.1', 'http://url-for-aia2/I2.foo')
 section.set_property('caIssuers;URI.2', 'http://url-for-aia3/I3.foo')
 section.set_property('caIssuers;URI.3', 'http://url-for-aia4/I4.foo')
 section.set_property('caIssuers;URI.4', 'http://url-for-aia5/I5.foo')
 section.set_property('caIssuers;URI.5', 'http://url-for-aia6/I6.foo')
 
 i_file_aia = common.create_intermediate_certificate('I', root)
-i_file_aia.set_key(i_base.get_key())
+i_file_aia.set_key(i_key)
 section = i_file_aia.config.get_section('issuer_info')
 section.set_property('caIssuers;URI.0', 'file:///dev/null')
 
 i_invalid_url_aia = common.create_intermediate_certificate('I', root)
-i_invalid_url_aia.set_key(i_base.get_key())
+i_invalid_url_aia.set_key(i_key)
 section = i_invalid_url_aia.config.get_section('issuer_info')
 section.set_property('caIssuers;URI.0', 'foobar')
 
 i_file_and_http_aia = common.create_intermediate_certificate('I', root)
-i_file_and_http_aia.set_key(i_base.get_key())
+i_file_and_http_aia.set_key(i_key)
 section = i_file_and_http_aia.config.get_section('issuer_info')
 section.set_property('caIssuers;URI.0', 'file:///dev/null')
 section.set_property('caIssuers;URI.1', 'http://url-for-aia2/I2.foo')
 
 i_invalid_and_http_aia = common.create_intermediate_certificate('I', root)
-i_invalid_and_http_aia.set_key(i_base.get_key())
+i_invalid_and_http_aia.set_key(i_key)
 section = i_invalid_and_http_aia.config.get_section('issuer_info')
 section.set_property('caIssuers;URI.0', 'foobar')
 section.set_property('caIssuers;URI.1', 'http://url-for-aia2/I2.foo')
 
 
 # target certs
 
 target = common.create_end_entity_certificate('target', i_base)
+target.set_key(target_key)
 target.get_extensions().set_property('subjectAltName', 'DNS:target')
 common.write_string_to_file(target.get_cert_pem(), 'target_one_aia.pem')
 
 target = common.create_end_entity_certificate('target', i_no_aia)
+target.set_key(target_key)
 target.get_extensions().set_property('subjectAltName', 'DNS:target')
 common.write_string_to_file(target.get_cert_pem(), 'target_no_aia.pem')
 
 target = common.create_end_entity_certificate('target', i_two_aia)
+target.set_key(target_key)
 target.get_extensions().set_property('subjectAltName', 'DNS:target')
 common.write_string_to_file(target.get_cert_pem(), 'target_two_aia.pem')
 
 target = common.create_end_entity_certificate('target', i_three_aia)
+target.set_key(target_key)
 target.get_extensions().set_property('subjectAltName', 'DNS:target')
 common.write_string_to_file(target.get_cert_pem(), 'target_three_aia.pem')
 
 target = common.create_end_entity_certificate('target', i_six_aia)
+target.set_key(target_key)
 target.get_extensions().set_property('subjectAltName', 'DNS:target')
 common.write_string_to_file(target.get_cert_pem(), 'target_six_aia.pem')
 
 target = common.create_end_entity_certificate('target', i_file_aia)
+target.set_key(target_key)
 target.get_extensions().set_property('subjectAltName', 'DNS:target')
 common.write_string_to_file(target.get_cert_pem(), 'target_file_aia.pem')
 
 target = common.create_end_entity_certificate('target', i_invalid_url_aia)
+target.set_key(target_key)
 target.get_extensions().set_property('subjectAltName', 'DNS:target')
 common.write_string_to_file(target.get_cert_pem(), 'target_invalid_url_aia.pem')
 
 target = common.create_end_entity_certificate('target', i_file_and_http_aia)
+target.set_key(target_key)
 target.get_extensions().set_property('subjectAltName', 'DNS:target')
 common.write_string_to_file(target.get_cert_pem(),
                             'target_file_and_http_aia.pem')
 
 target = common.create_end_entity_certificate('target', i_invalid_and_http_aia)
+target.set_key(target_key)
 target.get_extensions().set_property('subjectAltName', 'DNS:target')
 common.write_string_to_file(target.get_cert_pem(),
                             'target_invalid_and_http_aia.pem')