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// Copyright 2013 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef NET_SSL_CLIENT_CERT_STORE_UNITTEST_INL_H_
#define NET_SSL_CLIENT_CERT_STORE_UNITTEST_INL_H_
#include <memory>
#include <string>
#include <vector>
#include "base/files/file_path.h"
#include "base/files/file_util.h"
#include "base/memory/ref_counted.h"
#include "net/cert/pem.h"
#include "net/cert/x509_util.h"
#include "net/ssl/ssl_cert_request_info.h"
#include "net/test/cert_test_util.h"
#include "net/test/test_data_directory.h"
#include "net/test/test_with_task_environment.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace net {
namespace {
// "CN=B CA" - DER encoded DN of the issuer of client_1.pem
const unsigned char kAuthority1DN[] = {
0x30, 0x0f, 0x31, 0x0d, 0x30, 0x0b, 0x06, 0x03, 0x55,
0x04, 0x03, 0x0c, 0x04, 0x42, 0x20, 0x43, 0x41,
};
// "CN=E CA" - DER encoded DN of the issuer of client_2.pem
const unsigned char kAuthority2DN[] = {
0x30, 0x0f, 0x31, 0x0d, 0x30, 0x0b, 0x06, 0x03, 0x55,
0x04, 0x03, 0x0c, 0x04, 0x45, 0x20, 0x43, 0x41,
};
// "CN=C Root CA" - DER encoded DN of the issuer of client_1_ca.pem,
// client_2_ca.pem, and client_3_ca.pem.
const unsigned char kAuthorityRootDN[] = {
0x30, 0x14, 0x31, 0x12, 0x30, 0x10, 0x06, 0x03, 0x55, 0x04, 0x03,
0x0c, 0x09, 0x43, 0x20, 0x52, 0x6f, 0x6f, 0x74, 0x20, 0x43, 0x41,
};
} // namespace
// Use a templated test to provide common testcases for all the platform
// implementations of ClientCertStore. These cases test the client cert
// filtering behavior.
//
// NOTE: If any test cases are added, removed, or renamed, the
// REGISTER_TYPED_TEST_SUITE_P macro at the bottom of this file must be updated.
//
// The type T provided as the third argument to INSTANTIATE_TYPED_TEST_SUITE_P
// by the platform implementation should implement this method: bool
// SelectClientCerts(const CertificateList& input_certs,
// const SSLCertRequestInfo& cert_request_info,
// ClientCertIdentityList* selected_identities);
template <typename T>
class ClientCertStoreTest : public TestWithTaskEnvironment {
public:
T delegate_;
};
TYPED_TEST_SUITE_P(ClientCertStoreTest);
TYPED_TEST_P(ClientCertStoreTest, EmptyQuery) {
CertificateList certs;
auto request = base::MakeRefCounted<SSLCertRequestInfo>();
ClientCertIdentityList selected_identities;
bool rv = this->delegate_.SelectClientCerts(certs, *request.get(),
&selected_identities);
EXPECT_TRUE(rv);
EXPECT_EQ(0u, selected_identities.size());
}
// Verify that CertRequestInfo with empty |cert_authorities| matches all
// issuers, rather than no issuers.
TYPED_TEST_P(ClientCertStoreTest, AllIssuersAllowed) {
scoped_refptr<X509Certificate> cert(
ImportCertFromFile(GetTestCertsDirectory(), "client_1.pem"));
ASSERT_TRUE(cert.get());
std::vector<scoped_refptr<X509Certificate> > certs;
certs.push_back(cert);
auto request = base::MakeRefCounted<SSLCertRequestInfo>();
ClientCertIdentityList selected_identities;
bool rv = this->delegate_.SelectClientCerts(certs, *request.get(),
&selected_identities);
EXPECT_TRUE(rv);
ASSERT_EQ(1u, selected_identities.size());
EXPECT_TRUE(
selected_identities[0]->certificate()->EqualsExcludingChain(cert.get()));
}
// Verify that certificates are correctly filtered against CertRequestInfo with
// |cert_authorities| containing only |authority_1_DN|.
TYPED_TEST_P(ClientCertStoreTest, CertAuthorityFiltering) {
scoped_refptr<X509Certificate> cert_1(
ImportCertFromFile(GetTestCertsDirectory(), "client_1.pem"));
ASSERT_TRUE(cert_1.get());
scoped_refptr<X509Certificate> cert_2(
ImportCertFromFile(GetTestCertsDirectory(), "client_2.pem"));
ASSERT_TRUE(cert_2.get());
std::vector<std::string> authority_1(
1, std::string(reinterpret_cast<const char*>(kAuthority1DN),
sizeof(kAuthority1DN)));
std::vector<std::string> authority_2(
1, std::string(reinterpret_cast<const char*>(kAuthority2DN),
sizeof(kAuthority2DN)));
EXPECT_TRUE(cert_1->IsIssuedByEncoded(authority_1));
EXPECT_FALSE(cert_1->IsIssuedByEncoded(authority_2));
EXPECT_TRUE(cert_2->IsIssuedByEncoded(authority_2));
EXPECT_FALSE(cert_2->IsIssuedByEncoded(authority_1));
std::vector<scoped_refptr<X509Certificate> > certs;
certs.push_back(cert_1);
certs.push_back(cert_2);
auto request = base::MakeRefCounted<SSLCertRequestInfo>();
request->cert_authorities = authority_1;
ClientCertIdentityList selected_identities;
bool rv = this->delegate_.SelectClientCerts(certs, *request.get(),
&selected_identities);
EXPECT_TRUE(rv);
ASSERT_EQ(1u, selected_identities.size());
EXPECT_TRUE(selected_identities[0]->certificate()->EqualsExcludingChain(
cert_1.get()));
}
TYPED_TEST_P(ClientCertStoreTest, PrintableStringContainingUTF8) {
base::FilePath certs_dir =
GetTestNetDataDirectory().AppendASCII("parse_certificate_unittest");
std::string file_data;
ASSERT_TRUE(base::ReadFileToString(
certs_dir.AppendASCII(
"subject_printable_string_containing_utf8_client_cert.pem"),
&file_data));
net::PEMTokenizer pem_tokenizer(file_data, {"CERTIFICATE"});
ASSERT_TRUE(pem_tokenizer.GetNext());
std::string cert_der(pem_tokenizer.data());
ASSERT_FALSE(pem_tokenizer.GetNext());
bssl::UniquePtr<CRYPTO_BUFFER> cert_handle =
x509_util::CreateCryptoBuffer(cert_der);
ASSERT_TRUE(cert_handle);
X509Certificate::UnsafeCreateOptions options;
options.printable_string_is_utf8 = true;
scoped_refptr<X509Certificate> cert =
X509Certificate::CreateFromBufferUnsafeOptions(std::move(cert_handle), {},
options);
ASSERT_TRUE(cert);
auto request = base::MakeRefCounted<SSLCertRequestInfo>();
ClientCertIdentityList selected_identities;
bool rv = this->delegate_.SelectClientCerts({cert}, *request.get(),
&selected_identities);
EXPECT_TRUE(rv);
ASSERT_EQ(1u, selected_identities.size());
EXPECT_TRUE(
selected_identities[0]->certificate()->EqualsExcludingChain(cert.get()));
}
REGISTER_TYPED_TEST_SUITE_P(ClientCertStoreTest,
EmptyQuery,
AllIssuersAllowed,
CertAuthorityFiltering,
PrintableStringContainingUTF8);
} // namespace net
#endif // NET_SSL_CLIENT_CERT_STORE_UNITTEST_INL_H_
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