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// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// This test suite uses SSLClientSocket to test the implementation of
// SSLServerSocket. In order to establish connections between the sockets
// we need two additional classes:
// 1. FakeSocket
// Connects SSL socket to FakeDataChannel. This class is just a stub.
//
// 2. FakeDataChannel
// Implements the actual exchange of data between two FakeSockets.
//
// Implementations of these two classes are included in this file.
#include "net/socket/ssl_server_socket.h"
#include <stdint.h>
#include <stdlib.h>
#include <array>
#include <memory>
#include <string_view>
#include <utility>
#include "base/check.h"
#include "base/compiler_specific.h"
#include "base/containers/queue.h"
#include "base/containers/span.h"
#include "base/files/file_path.h"
#include "base/files/file_util.h"
#include "base/functional/bind.h"
#include "base/functional/callback_helpers.h"
#include "base/location.h"
#include "base/memory/raw_ptr.h"
#include "base/memory/scoped_refptr.h"
#include "base/notimplemented.h"
#include "base/notreached.h"
#include "base/run_loop.h"
#include "base/strings/string_view_util.h"
#include "base/task/single_thread_task_runner.h"
#include "base/test/bind.h"
#include "base/test/task_environment.h"
#include "build/build_config.h"
#include "crypto/rsa_private_key.h"
#include "net/base/address_list.h"
#include "net/base/completion_once_callback.h"
#include "net/base/host_port_pair.h"
#include "net/base/io_buffer.h"
#include "net/base/ip_address.h"
#include "net/base/ip_endpoint.h"
#include "net/base/net_errors.h"
#include "net/cert/cert_status_flags.h"
#include "net/cert/mock_cert_verifier.h"
#include "net/cert/mock_client_cert_verifier.h"
#include "net/cert/signed_certificate_timestamp_and_status.h"
#include "net/cert/x509_certificate.h"
#include "net/http/transport_security_state.h"
#include "net/log/net_log_with_source.h"
#include "net/socket/client_socket_factory.h"
#include "net/socket/socket_test_util.h"
#include "net/socket/ssl_client_socket.h"
#include "net/socket/stream_socket.h"
#include "net/ssl/openssl_private_key.h"
#include "net/ssl/ssl_cert_request_info.h"
#include "net/ssl/ssl_cipher_suite_names.h"
#include "net/ssl/ssl_client_session_cache.h"
#include "net/ssl/ssl_connection_status_flags.h"
#include "net/ssl/ssl_info.h"
#include "net/ssl/ssl_private_key.h"
#include "net/ssl/ssl_server_config.h"
#include "net/ssl/test_ssl_config_service.h"
#include "net/test/cert_test_util.h"
#include "net/test/gtest_util.h"
#include "net/test/test_data_directory.h"
#include "net/test/test_with_task_environment.h"
#include "net/traffic_annotation/network_traffic_annotation_test_helper.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "testing/platform_test.h"
#include "third_party/boringssl/src/include/openssl/evp.h"
#include "third_party/boringssl/src/include/openssl/ssl.h"
using net::test::IsError;
using net::test::IsOk;
namespace net {
namespace {
// Client certificates are disabled on iOS.
#if BUILDFLAG(ENABLE_CLIENT_CERTIFICATES)
const char kClientCertFileName[] = "client_1.pem";
const char kClientPrivateKeyFileName[] = "client_1.pk8";
const char kWrongClientCertFileName[] = "client_2.pem";
const char kWrongClientPrivateKeyFileName[] = "client_2.pk8";
#endif // BUILDFLAG(ENABLE_CLIENT_CERTIFICATES)
const auto kEcdheCiphers = std::to_array<uint16_t>({
0xc007, // ECDHE_ECDSA_WITH_RC4_128_SHA
0xc009, // ECDHE_ECDSA_WITH_AES_128_CBC_SHA
0xc00a, // ECDHE_ECDSA_WITH_AES_256_CBC_SHA
0xc011, // ECDHE_RSA_WITH_RC4_128_SHA
0xc013, // ECDHE_RSA_WITH_AES_128_CBC_SHA
0xc014, // ECDHE_RSA_WITH_AES_256_CBC_SHA
0xc02b, // ECDHE_ECDSA_WITH_AES_128_GCM_SHA256
0xc02c, // ECDHE_ECDSA_WITH_AES_256_GCM_SHA384
0xc02f, // ECDHE_RSA_WITH_AES_128_GCM_SHA256
0xc030, // ECDHE_RSA_WITH_AES_256_GCM_SHA384
0xcca8, // ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256
0xcca9, // ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256
});
class FakeDataChannel {
public:
FakeDataChannel() = default;
FakeDataChannel(const FakeDataChannel&) = delete;
FakeDataChannel& operator=(const FakeDataChannel&) = delete;
int Read(IOBuffer* buf, int buf_len, CompletionOnceCallback callback) {
DCHECK(read_callback_.is_null());
DCHECK(!read_buf_.get());
if (closed_)
return 0;
if (data_.empty()) {
read_callback_ = std::move(callback);
read_buf_ = buf;
read_buf_len_ = buf_len;
return ERR_IO_PENDING;
}
return PropagateData(buf, buf_len);
}
int Write(IOBuffer* buf,
int buf_len,
CompletionOnceCallback callback,
const NetworkTrafficAnnotationTag& traffic_annotation) {
DCHECK(write_callback_.is_null());
if (closed_) {
if (write_called_after_close_)
return ERR_CONNECTION_RESET;
write_called_after_close_ = true;
write_callback_ = std::move(callback);
base::SingleThreadTaskRunner::GetCurrentDefault()->PostTask(
FROM_HERE, base::BindOnce(&FakeDataChannel::DoWriteCallback,
weak_factory_.GetWeakPtr()));
return ERR_IO_PENDING;
}
// This function returns synchronously, so make a copy of the buffer.
data_.push(base::MakeRefCounted<DrainableIOBuffer>(
base::MakeRefCounted<StringIOBuffer>(std::string(buf->data(), buf_len)),
buf_len));
base::SingleThreadTaskRunner::GetCurrentDefault()->PostTask(
FROM_HERE, base::BindOnce(&FakeDataChannel::DoReadCallback,
weak_factory_.GetWeakPtr()));
return buf_len;
}
// Closes the FakeDataChannel. After Close() is called, Read() returns 0,
// indicating EOF, and Write() fails with ERR_CONNECTION_RESET. Note that
// after the FakeDataChannel is closed, the first Write() call completes
// asynchronously, which is necessary to reproduce bug 127822.
void Close() {
closed_ = true;
if (!read_callback_.is_null()) {
base::SingleThreadTaskRunner::GetCurrentDefault()->PostTask(
FROM_HERE, base::BindOnce(&FakeDataChannel::DoReadCallback,
weak_factory_.GetWeakPtr()));
}
}
private:
void DoReadCallback() {
if (read_callback_.is_null())
return;
if (closed_) {
std::move(read_callback_).Run(ERR_CONNECTION_CLOSED);
return;
}
if (data_.empty())
return;
int copied = PropagateData(read_buf_, read_buf_len_);
read_buf_ = nullptr;
read_buf_len_ = 0;
std::move(read_callback_).Run(copied);
}
void DoWriteCallback() {
if (write_callback_.is_null())
return;
std::move(write_callback_).Run(ERR_CONNECTION_RESET);
}
int PropagateData(scoped_refptr<IOBuffer> read_buf, int read_buf_len) {
scoped_refptr<DrainableIOBuffer> buf = data_.front();
int copied = std::min(buf->BytesRemaining(), read_buf_len);
read_buf->span().copy_prefix_from(buf->first(copied));
buf->DidConsume(copied);
if (!buf->BytesRemaining())
data_.pop();
return copied;
}
CompletionOnceCallback read_callback_;
scoped_refptr<IOBuffer> read_buf_;
int read_buf_len_ = 0;
CompletionOnceCallback write_callback_;
base::queue<scoped_refptr<DrainableIOBuffer>> data_;
// True if Close() has been called.
bool closed_ = false;
// Controls the completion of Write() after the FakeDataChannel is closed.
// After the FakeDataChannel is closed, the first Write() call completes
// asynchronously.
bool write_called_after_close_ = false;
base::WeakPtrFactory<FakeDataChannel> weak_factory_{this};
};
class FakeSocket : public StreamSocket {
public:
FakeSocket(FakeDataChannel* incoming_channel,
FakeDataChannel* outgoing_channel)
: incoming_(incoming_channel), outgoing_(outgoing_channel) {}
FakeSocket(const FakeSocket&) = delete;
FakeSocket& operator=(const FakeSocket&) = delete;
~FakeSocket() override = default;
int Read(IOBuffer* buf,
int buf_len,
CompletionOnceCallback callback) override {
// Read random number of bytes.
buf_len = rand() % buf_len + 1;
return incoming_->Read(buf, buf_len, std::move(callback));
}
int Write(IOBuffer* buf,
int buf_len,
CompletionOnceCallback callback,
const NetworkTrafficAnnotationTag& traffic_annotation) override {
// Write random number of bytes.
buf_len = rand() % buf_len + 1;
return outgoing_->Write(buf, buf_len, std::move(callback),
TRAFFIC_ANNOTATION_FOR_TESTS);
}
int SetReceiveBufferSize(int32_t size) override { return OK; }
int SetSendBufferSize(int32_t size) override { return OK; }
int Connect(CompletionOnceCallback callback) override { return OK; }
void Disconnect() override {
incoming_->Close();
outgoing_->Close();
}
bool IsConnected() const override { return true; }
bool IsConnectedAndIdle() const override { return true; }
int GetPeerAddress(IPEndPoint* address) const override {
*address = IPEndPoint(IPAddress::IPv4AllZeros(), 0 /*port*/);
return OK;
}
int GetLocalAddress(IPEndPoint* address) const override {
*address = IPEndPoint(IPAddress::IPv4AllZeros(), 0 /*port*/);
return OK;
}
const NetLogWithSource& NetLog() const override { return net_log_; }
bool WasEverUsed() const override { return true; }
NextProto GetNegotiatedProtocol() const override {
return NextProto::kProtoUnknown;
}
bool GetSSLInfo(SSLInfo* ssl_info) override { return false; }
int64_t GetTotalReceivedBytes() const override {
NOTIMPLEMENTED();
return 0;
}
void ApplySocketTag(const SocketTag& tag) override {}
private:
NetLogWithSource net_log_;
raw_ptr<FakeDataChannel> incoming_;
raw_ptr<FakeDataChannel> outgoing_;
};
} // namespace
// Verify the correctness of the test helper classes first.
TEST(FakeSocketTest, DataTransfer) {
base::test::TaskEnvironment task_environment;
// Establish channels between two sockets.
FakeDataChannel channel_1;
FakeDataChannel channel_2;
FakeSocket client(&channel_1, &channel_2);
FakeSocket server(&channel_2, &channel_1);
static constexpr std::string_view kTestData = "testing123";
const int kReadBufSize = 1024;
auto write_buf = base::MakeRefCounted<StringIOBuffer>(std::string(kTestData));
auto read_buf = base::MakeRefCounted<IOBufferWithSize>(kReadBufSize);
// Write then read.
int written =
server.Write(write_buf.get(), kTestData.size(), CompletionOnceCallback(),
TRAFFIC_ANNOTATION_FOR_TESTS);
EXPECT_GT(written, 0);
EXPECT_LE(written, kTestData.size());
int read =
client.Read(read_buf.get(), kReadBufSize, CompletionOnceCallback());
EXPECT_GT(read, 0);
EXPECT_LE(read, written);
EXPECT_EQ(kTestData.substr(0, read),
base::as_string_view(read_buf->first(read)));
// Read then write.
TestCompletionCallback callback;
EXPECT_EQ(ERR_IO_PENDING,
server.Read(read_buf.get(), kReadBufSize, callback.callback()));
written =
client.Write(write_buf.get(), kTestData.size(), CompletionOnceCallback(),
TRAFFIC_ANNOTATION_FOR_TESTS);
EXPECT_GT(written, 0);
EXPECT_LE(written, kTestData.size());
read = callback.WaitForResult();
EXPECT_GT(read, 0);
EXPECT_LE(read, written);
EXPECT_EQ(kTestData.substr(0, read),
base::as_string_view(read_buf->first(read)));
}
class SSLServerSocketTest : public PlatformTest, public WithTaskEnvironment {
public:
SSLServerSocketTest()
: ssl_config_service_(
std::make_unique<TestSSLConfigService>(SSLContextConfig())),
cert_verifier_(std::make_unique<MockCertVerifier>()),
client_cert_verifier_(std::make_unique<MockClientCertVerifier>()),
transport_security_state_(std::make_unique<TransportSecurityState>()),
ssl_client_session_cache_(std::make_unique<SSLClientSessionCache>(
SSLClientSessionCache::Config())) {}
void SetUp() override {
PlatformTest::SetUp();
cert_verifier_->set_default_result(ERR_CERT_AUTHORITY_INVALID);
client_cert_verifier_->set_default_result(ERR_CERT_AUTHORITY_INVALID);
server_cert_ =
ImportCertFromFile(GetTestCertsDirectory(), "unittest.selfsigned.der");
ASSERT_TRUE(server_cert_);
server_private_key_ = ReadTestKey("unittest.key.bin");
ASSERT_TRUE(server_private_key_);
std::unique_ptr<crypto::RSAPrivateKey> key =
ReadTestKey("unittest.key.bin");
ASSERT_TRUE(key);
server_ssl_private_key_ = WrapOpenSSLPrivateKey(bssl::UpRef(key->key()));
// Certificate provided by the host doesn't need authority.
client_ssl_config_.allowed_bad_certs.emplace_back(
server_cert_, CERT_STATUS_AUTHORITY_INVALID);
client_context_ = std::make_unique<SSLClientContext>(
ssl_config_service_.get(), cert_verifier_.get(),
transport_security_state_.get(), ssl_client_session_cache_.get(),
nullptr);
}
protected:
void CreateContext() {
client_socket_.reset();
server_socket_.reset();
channel_1_.reset();
channel_2_.reset();
server_context_ = CreateSSLServerContext(
server_cert_.get(), *server_private_key_, server_ssl_config_);
}
void CreateContextSSLPrivateKey() {
client_socket_.reset();
server_socket_.reset();
channel_1_.reset();
channel_2_.reset();
server_context_.reset();
server_context_ = CreateSSLServerContext(
server_cert_.get(), server_ssl_private_key_, server_ssl_config_);
}
static HostPortPair GetHostAndPort() { return HostPortPair("unittest", 0); }
void CreateSockets() {
client_socket_.reset();
server_socket_.reset();
channel_1_ = std::make_unique<FakeDataChannel>();
channel_2_ = std::make_unique<FakeDataChannel>();
std::unique_ptr<StreamSocket> client_connection =
std::make_unique<FakeSocket>(channel_1_.get(), channel_2_.get());
std::unique_ptr<StreamSocket> server_socket =
std::make_unique<FakeSocket>(channel_2_.get(), channel_1_.get());
client_socket_ = client_context_->CreateSSLClientSocket(
std::move(client_connection), GetHostAndPort(), client_ssl_config_);
ASSERT_TRUE(client_socket_);
server_socket_ =
server_context_->CreateSSLServerSocket(std::move(server_socket));
ASSERT_TRUE(server_socket_);
}
// Client certificates are disabled on iOS.
#if BUILDFLAG(ENABLE_CLIENT_CERTIFICATES)
void ConfigureClientCertsForClient(const char* cert_file_name,
const char* private_key_file_name) {
scoped_refptr<X509Certificate> client_cert =
ImportCertFromFile(GetTestCertsDirectory(), cert_file_name);
ASSERT_TRUE(client_cert);
std::unique_ptr<crypto::RSAPrivateKey> key =
ReadTestKey(private_key_file_name);
ASSERT_TRUE(key);
client_context_->SetClientCertificate(
GetHostAndPort(), std::move(client_cert),
WrapOpenSSLPrivateKey(bssl::UpRef(key->key())));
}
void ConfigureClientCertsForServer() {
server_ssl_config_.client_cert_type =
SSLServerConfig::ClientCertType::REQUIRE_CLIENT_CERT;
// "CN=B CA" - DER encoded DN of the issuer of client_1.pem
static const uint8_t kClientCertCAName[] = {
0x30, 0x0f, 0x31, 0x0d, 0x30, 0x0b, 0x06, 0x03, 0x55,
0x04, 0x03, 0x0c, 0x04, 0x42, 0x20, 0x43, 0x41};
server_ssl_config_.cert_authorities.emplace_back(
std::begin(kClientCertCAName), std::end(kClientCertCAName));
scoped_refptr<X509Certificate> expected_client_cert(
ImportCertFromFile(GetTestCertsDirectory(), kClientCertFileName));
ASSERT_TRUE(expected_client_cert);
client_cert_verifier_->AddResultForCert(expected_client_cert.get(), OK);
server_ssl_config_.client_cert_verifier = client_cert_verifier_.get();
}
#endif // BUILDFLAG(ENABLE_CLIENT_CERTIFICATES)
std::unique_ptr<crypto::RSAPrivateKey> ReadTestKey(std::string_view name) {
base::FilePath certs_dir(GetTestCertsDirectory());
base::FilePath key_path = certs_dir.AppendASCII(name);
std::string key_string;
if (!base::ReadFileToString(key_path, &key_string))
return nullptr;
std::unique_ptr<crypto::RSAPrivateKey> key(
crypto::RSAPrivateKey::CreateFromPrivateKeyInfo(
base::as_byte_span(key_string)));
return key;
}
void PumpServerToClient() {
const int kReadBufSize = 1024;
scoped_refptr<StringIOBuffer> write_buf =
base::MakeRefCounted<StringIOBuffer>("testing123");
scoped_refptr<DrainableIOBuffer> read_buf =
base::MakeRefCounted<DrainableIOBuffer>(
base::MakeRefCounted<IOBufferWithSize>(kReadBufSize), kReadBufSize);
TestCompletionCallback write_callback;
TestCompletionCallback read_callback;
int server_ret = server_socket_->Write(write_buf.get(), write_buf->size(),
write_callback.callback(),
TRAFFIC_ANNOTATION_FOR_TESTS);
EXPECT_TRUE(server_ret > 0 || server_ret == ERR_IO_PENDING);
int client_ret = client_socket_->Read(
read_buf.get(), read_buf->BytesRemaining(), read_callback.callback());
EXPECT_TRUE(client_ret > 0 || client_ret == ERR_IO_PENDING);
server_ret = write_callback.GetResult(server_ret);
EXPECT_GT(server_ret, 0);
client_ret = read_callback.GetResult(client_ret);
ASSERT_GT(client_ret, 0);
}
std::unique_ptr<FakeDataChannel> channel_1_;
std::unique_ptr<FakeDataChannel> channel_2_;
std::unique_ptr<TestSSLConfigService> ssl_config_service_;
std::unique_ptr<MockCertVerifier> cert_verifier_;
std::unique_ptr<MockClientCertVerifier> client_cert_verifier_;
SSLConfig client_ssl_config_;
// Note that this has a pointer to the `cert_verifier_`, so must be destroyed
// before that is.
SSLServerConfig server_ssl_config_;
std::unique_ptr<TransportSecurityState> transport_security_state_;
std::unique_ptr<SSLClientSessionCache> ssl_client_session_cache_;
std::unique_ptr<SSLClientContext> client_context_;
std::unique_ptr<SSLServerContext> server_context_;
std::unique_ptr<SSLClientSocket> client_socket_;
std::unique_ptr<SSLServerSocket> server_socket_;
std::unique_ptr<crypto::RSAPrivateKey> server_private_key_;
scoped_refptr<SSLPrivateKey> server_ssl_private_key_;
scoped_refptr<X509Certificate> server_cert_;
};
class SSLServerSocketReadTest : public SSLServerSocketTest,
public ::testing::WithParamInterface<bool> {
protected:
SSLServerSocketReadTest() : read_if_ready_enabled_(GetParam()) {}
int Read(StreamSocket* socket,
IOBuffer* buf,
int buf_len,
CompletionOnceCallback callback) {
if (read_if_ready_enabled()) {
return socket->ReadIfReady(buf, buf_len, std::move(callback));
}
return socket->Read(buf, buf_len, std::move(callback));
}
bool read_if_ready_enabled() const { return read_if_ready_enabled_; }
private:
const bool read_if_ready_enabled_;
};
INSTANTIATE_TEST_SUITE_P(/* no prefix */,
SSLServerSocketReadTest,
::testing::Bool());
// This test only executes creation of client and server sockets. This is to
// test that creation of sockets doesn't crash and have minimal code to run
// with memory leak/corruption checking tools.
TEST_F(SSLServerSocketTest, Initialize) {
ASSERT_NO_FATAL_FAILURE(CreateContext());
ASSERT_NO_FATAL_FAILURE(CreateSockets());
}
// This test executes Connect() on SSLClientSocket and Handshake() on
// SSLServerSocket to make sure handshaking between the two sockets is
// completed successfully.
TEST_F(SSLServerSocketTest, Handshake) {
ASSERT_NO_FATAL_FAILURE(CreateContext());
ASSERT_NO_FATAL_FAILURE(CreateSockets());
TestCompletionCallback handshake_callback;
int server_ret = server_socket_->Handshake(handshake_callback.callback());
TestCompletionCallback connect_callback;
int client_ret = client_socket_->Connect(connect_callback.callback());
client_ret = connect_callback.GetResult(client_ret);
server_ret = handshake_callback.GetResult(server_ret);
ASSERT_THAT(client_ret, IsOk());
ASSERT_THAT(server_ret, IsOk());
// Make sure the cert status is expected.
SSLInfo ssl_info;
ASSERT_TRUE(client_socket_->GetSSLInfo(&ssl_info));
EXPECT_EQ(CERT_STATUS_AUTHORITY_INVALID, ssl_info.cert_status);
// The default cipher suite should be ECDHE and an AEAD.
uint16_t cipher_suite =
SSLConnectionStatusToCipherSuite(ssl_info.connection_status);
const char* key_exchange;
const char* cipher;
const char* mac;
bool is_aead;
bool is_tls13;
SSLCipherSuiteToStrings(&key_exchange, &cipher, &mac, &is_aead, &is_tls13,
cipher_suite);
EXPECT_TRUE(is_aead);
}
// This test makes sure the session cache is working.
TEST_F(SSLServerSocketTest, HandshakeCached) {
ASSERT_NO_FATAL_FAILURE(CreateContext());
ASSERT_NO_FATAL_FAILURE(CreateSockets());
TestCompletionCallback handshake_callback;
int server_ret = server_socket_->Handshake(handshake_callback.callback());
TestCompletionCallback connect_callback;
int client_ret = client_socket_->Connect(connect_callback.callback());
client_ret = connect_callback.GetResult(client_ret);
server_ret = handshake_callback.GetResult(server_ret);
ASSERT_THAT(client_ret, IsOk());
ASSERT_THAT(server_ret, IsOk());
// Make sure the cert status is expected.
SSLInfo ssl_info;
ASSERT_TRUE(client_socket_->GetSSLInfo(&ssl_info));
EXPECT_EQ(ssl_info.handshake_type, SSLInfo::HANDSHAKE_FULL);
SSLInfo ssl_server_info;
ASSERT_TRUE(server_socket_->GetSSLInfo(&ssl_server_info));
EXPECT_EQ(ssl_server_info.handshake_type, SSLInfo::HANDSHAKE_FULL);
// Pump client read to get new session tickets.
PumpServerToClient();
// Make sure the second connection is cached.
ASSERT_NO_FATAL_FAILURE(CreateSockets());
TestCompletionCallback handshake_callback2;
int server_ret2 = server_socket_->Handshake(handshake_callback2.callback());
TestCompletionCallback connect_callback2;
int client_ret2 = client_socket_->Connect(connect_callback2.callback());
client_ret2 = connect_callback2.GetResult(client_ret2);
server_ret2 = handshake_callback2.GetResult(server_ret2);
ASSERT_THAT(client_ret2, IsOk());
ASSERT_THAT(server_ret2, IsOk());
// Make sure the cert status is expected.
SSLInfo ssl_info2;
ASSERT_TRUE(client_socket_->GetSSLInfo(&ssl_info2));
EXPECT_EQ(ssl_info2.handshake_type, SSLInfo::HANDSHAKE_RESUME);
SSLInfo ssl_server_info2;
ASSERT_TRUE(server_socket_->GetSSLInfo(&ssl_server_info2));
EXPECT_EQ(ssl_server_info2.handshake_type, SSLInfo::HANDSHAKE_RESUME);
}
// This test makes sure the session cache separates out by server context.
TEST_F(SSLServerSocketTest, HandshakeCachedContextSwitch) {
ASSERT_NO_FATAL_FAILURE(CreateContext());
ASSERT_NO_FATAL_FAILURE(CreateSockets());
TestCompletionCallback handshake_callback;
int server_ret = server_socket_->Handshake(handshake_callback.callback());
TestCompletionCallback connect_callback;
int client_ret = client_socket_->Connect(connect_callback.callback());
client_ret = connect_callback.GetResult(client_ret);
server_ret = handshake_callback.GetResult(server_ret);
ASSERT_THAT(client_ret, IsOk());
ASSERT_THAT(server_ret, IsOk());
// Make sure the cert status is expected.
SSLInfo ssl_info;
ASSERT_TRUE(client_socket_->GetSSLInfo(&ssl_info));
EXPECT_EQ(ssl_info.handshake_type, SSLInfo::HANDSHAKE_FULL);
SSLInfo ssl_server_info;
ASSERT_TRUE(server_socket_->GetSSLInfo(&ssl_server_info));
EXPECT_EQ(ssl_server_info.handshake_type, SSLInfo::HANDSHAKE_FULL);
// Make sure the second connection is NOT cached when using a new context.
ASSERT_NO_FATAL_FAILURE(CreateContext());
ASSERT_NO_FATAL_FAILURE(CreateSockets());
TestCompletionCallback handshake_callback2;
int server_ret2 = server_socket_->Handshake(handshake_callback2.callback());
TestCompletionCallback connect_callback2;
int client_ret2 = client_socket_->Connect(connect_callback2.callback());
client_ret2 = connect_callback2.GetResult(client_ret2);
server_ret2 = handshake_callback2.GetResult(server_ret2);
ASSERT_THAT(client_ret2, IsOk());
ASSERT_THAT(server_ret2, IsOk());
// Make sure the cert status is expected.
SSLInfo ssl_info2;
ASSERT_TRUE(client_socket_->GetSSLInfo(&ssl_info2));
EXPECT_EQ(ssl_info2.handshake_type, SSLInfo::HANDSHAKE_FULL);
SSLInfo ssl_server_info2;
ASSERT_TRUE(server_socket_->GetSSLInfo(&ssl_server_info2));
EXPECT_EQ(ssl_server_info2.handshake_type, SSLInfo::HANDSHAKE_FULL);
}
// Client certificates are disabled on iOS.
#if BUILDFLAG(ENABLE_CLIENT_CERTIFICATES)
// This test executes Connect() on SSLClientSocket and Handshake() on
// SSLServerSocket to make sure handshaking between the two sockets is
// completed successfully, using client certificate.
TEST_F(SSLServerSocketTest, HandshakeWithClientCert) {
scoped_refptr<X509Certificate> client_cert =
ImportCertFromFile(GetTestCertsDirectory(), kClientCertFileName);
ASSERT_NO_FATAL_FAILURE(ConfigureClientCertsForClient(
kClientCertFileName, kClientPrivateKeyFileName));
ASSERT_NO_FATAL_FAILURE(ConfigureClientCertsForServer());
ASSERT_NO_FATAL_FAILURE(CreateContext());
ASSERT_NO_FATAL_FAILURE(CreateSockets());
TestCompletionCallback handshake_callback;
int server_ret = server_socket_->Handshake(handshake_callback.callback());
TestCompletionCallback connect_callback;
int client_ret = client_socket_->Connect(connect_callback.callback());
client_ret = connect_callback.GetResult(client_ret);
server_ret = handshake_callback.GetResult(server_ret);
ASSERT_THAT(client_ret, IsOk());
ASSERT_THAT(server_ret, IsOk());
// Make sure the cert status is expected.
SSLInfo ssl_info;
client_socket_->GetSSLInfo(&ssl_info);
EXPECT_EQ(CERT_STATUS_AUTHORITY_INVALID, ssl_info.cert_status);
server_socket_->GetSSLInfo(&ssl_info);
ASSERT_TRUE(ssl_info.cert.get());
EXPECT_TRUE(client_cert->EqualsExcludingChain(ssl_info.cert.get()));
}
// This test executes Connect() on SSLClientSocket and Handshake() twice on
// SSLServerSocket to make sure handshaking between the two sockets is
// completed successfully, using client certificate. The second connection is
// expected to succeed through the session cache.
TEST_F(SSLServerSocketTest, HandshakeWithClientCertCached) {
scoped_refptr<X509Certificate> client_cert =
ImportCertFromFile(GetTestCertsDirectory(), kClientCertFileName);
ASSERT_NO_FATAL_FAILURE(ConfigureClientCertsForClient(
kClientCertFileName, kClientPrivateKeyFileName));
ASSERT_NO_FATAL_FAILURE(ConfigureClientCertsForServer());
ASSERT_NO_FATAL_FAILURE(CreateContext());
ASSERT_NO_FATAL_FAILURE(CreateSockets());
TestCompletionCallback handshake_callback;
int server_ret = server_socket_->Handshake(handshake_callback.callback());
TestCompletionCallback connect_callback;
int client_ret = client_socket_->Connect(connect_callback.callback());
client_ret = connect_callback.GetResult(client_ret);
server_ret = handshake_callback.GetResult(server_ret);
ASSERT_THAT(client_ret, IsOk());
ASSERT_THAT(server_ret, IsOk());
// Make sure the cert status is expected.
SSLInfo ssl_info;
ASSERT_TRUE(client_socket_->GetSSLInfo(&ssl_info));
EXPECT_EQ(ssl_info.handshake_type, SSLInfo::HANDSHAKE_FULL);
SSLInfo ssl_server_info;
ASSERT_TRUE(server_socket_->GetSSLInfo(&ssl_server_info));
ASSERT_TRUE(ssl_server_info.cert.get());
EXPECT_TRUE(client_cert->EqualsExcludingChain(ssl_server_info.cert.get()));
EXPECT_EQ(ssl_server_info.handshake_type, SSLInfo::HANDSHAKE_FULL);
// Pump client read to get new session tickets.
PumpServerToClient();
server_socket_->Disconnect();
client_socket_->Disconnect();
// Create the connection again.
ASSERT_NO_FATAL_FAILURE(CreateSockets());
TestCompletionCallback handshake_callback2;
int server_ret2 = server_socket_->Handshake(handshake_callback2.callback());
TestCompletionCallback connect_callback2;
int client_ret2 = client_socket_->Connect(connect_callback2.callback());
client_ret2 = connect_callback2.GetResult(client_ret2);
server_ret2 = handshake_callback2.GetResult(server_ret2);
ASSERT_THAT(client_ret2, IsOk());
ASSERT_THAT(server_ret2, IsOk());
// Make sure the cert status is expected.
SSLInfo ssl_info2;
ASSERT_TRUE(client_socket_->GetSSLInfo(&ssl_info2));
EXPECT_EQ(ssl_info2.handshake_type, SSLInfo::HANDSHAKE_RESUME);
SSLInfo ssl_server_info2;
ASSERT_TRUE(server_socket_->GetSSLInfo(&ssl_server_info2));
ASSERT_TRUE(ssl_server_info2.cert.get());
EXPECT_TRUE(client_cert->EqualsExcludingChain(ssl_server_info2.cert.get()));
EXPECT_EQ(ssl_server_info2.handshake_type, SSLInfo::HANDSHAKE_RESUME);
}
TEST_F(SSLServerSocketTest, HandshakeWithClientCertRequiredNotSupplied) {
ASSERT_NO_FATAL_FAILURE(ConfigureClientCertsForServer());
ASSERT_NO_FATAL_FAILURE(CreateContext());
ASSERT_NO_FATAL_FAILURE(CreateSockets());
// Use the default setting for the client socket, which is to not send
// a client certificate. This will cause the client to receive an
// ERR_SSL_CLIENT_AUTH_CERT_NEEDED error, and allow for inspecting the
// requested cert_authorities from the CertificateRequest sent by the
// server.
TestCompletionCallback handshake_callback;
int server_ret = server_socket_->Handshake(handshake_callback.callback());
TestCompletionCallback connect_callback;
EXPECT_EQ(ERR_SSL_CLIENT_AUTH_CERT_NEEDED,
connect_callback.GetResult(
client_socket_->Connect(connect_callback.callback())));
auto request_info = base::MakeRefCounted<SSLCertRequestInfo>();
client_socket_->GetSSLCertRequestInfo(request_info.get());
// Check that the authority name that arrived in the CertificateRequest
// handshake message is as expected.
scoped_refptr<X509Certificate> client_cert =
ImportCertFromFile(GetTestCertsDirectory(), kClientCertFileName);
ASSERT_TRUE(client_cert);
EXPECT_TRUE(client_cert->IsIssuedByEncoded(request_info->cert_authorities));
client_socket_->Disconnect();
EXPECT_THAT(handshake_callback.GetResult(server_ret),
IsError(ERR_CONNECTION_CLOSED));
}
TEST_F(SSLServerSocketTest, HandshakeWithClientCertRequiredNotSuppliedCached) {
ASSERT_NO_FATAL_FAILURE(ConfigureClientCertsForServer());
ASSERT_NO_FATAL_FAILURE(CreateContext());
ASSERT_NO_FATAL_FAILURE(CreateSockets());
// Use the default setting for the client socket, which is to not send
// a client certificate. This will cause the client to receive an
// ERR_SSL_CLIENT_AUTH_CERT_NEEDED error, and allow for inspecting the
// requested cert_authorities from the CertificateRequest sent by the
// server.
TestCompletionCallback handshake_callback;
int server_ret = server_socket_->Handshake(handshake_callback.callback());
TestCompletionCallback connect_callback;
EXPECT_EQ(ERR_SSL_CLIENT_AUTH_CERT_NEEDED,
connect_callback.GetResult(
client_socket_->Connect(connect_callback.callback())));
auto request_info = base::MakeRefCounted<SSLCertRequestInfo>();
client_socket_->GetSSLCertRequestInfo(request_info.get());
// Check that the authority name that arrived in the CertificateRequest
// handshake message is as expected.
scoped_refptr<X509Certificate> client_cert =
ImportCertFromFile(GetTestCertsDirectory(), kClientCertFileName);
ASSERT_TRUE(client_cert);
EXPECT_TRUE(client_cert->IsIssuedByEncoded(request_info->cert_authorities));
client_socket_->Disconnect();
EXPECT_THAT(handshake_callback.GetResult(server_ret),
IsError(ERR_CONNECTION_CLOSED));
server_socket_->Disconnect();
// Below, check that the cache didn't store the result of a failed handshake.
ASSERT_NO_FATAL_FAILURE(CreateSockets());
TestCompletionCallback handshake_callback2;
int server_ret2 = server_socket_->Handshake(handshake_callback2.callback());
TestCompletionCallback connect_callback2;
EXPECT_EQ(ERR_SSL_CLIENT_AUTH_CERT_NEEDED,
connect_callback2.GetResult(
client_socket_->Connect(connect_callback2.callback())));
auto request_info2 = base::MakeRefCounted<SSLCertRequestInfo>();
client_socket_->GetSSLCertRequestInfo(request_info2.get());
// Check that the authority name that arrived in the CertificateRequest
// handshake message is as expected.
EXPECT_TRUE(client_cert->IsIssuedByEncoded(request_info2->cert_authorities));
client_socket_->Disconnect();
EXPECT_THAT(handshake_callback2.GetResult(server_ret2),
IsError(ERR_CONNECTION_CLOSED));
}
TEST_F(SSLServerSocketTest, HandshakeWithWrongClientCertSupplied) {
scoped_refptr<X509Certificate> client_cert =
ImportCertFromFile(GetTestCertsDirectory(), kClientCertFileName);
ASSERT_TRUE(client_cert);
ASSERT_NO_FATAL_FAILURE(ConfigureClientCertsForClient(
kWrongClientCertFileName, kWrongClientPrivateKeyFileName));
ASSERT_NO_FATAL_FAILURE(ConfigureClientCertsForServer());
ASSERT_NO_FATAL_FAILURE(CreateContext());
ASSERT_NO_FATAL_FAILURE(CreateSockets());
TestCompletionCallback handshake_callback;
int server_ret = server_socket_->Handshake(handshake_callback.callback());
TestCompletionCallback connect_callback;
int client_ret = client_socket_->Connect(connect_callback.callback());
// In TLS 1.3, the client cert error isn't exposed until Read is called.
EXPECT_EQ(OK, connect_callback.GetResult(client_ret));
EXPECT_EQ(ERR_BAD_SSL_CLIENT_AUTH_CERT,
handshake_callback.GetResult(server_ret));
// Pump client read to get client cert error.
const int kReadBufSize = 1024;
scoped_refptr<DrainableIOBuffer> read_buf =
base::MakeRefCounted<DrainableIOBuffer>(
base::MakeRefCounted<IOBufferWithSize>(kReadBufSize), kReadBufSize);
TestCompletionCallback read_callback;
client_ret = client_socket_->Read(read_buf.get(), read_buf->BytesRemaining(),
read_callback.callback());
client_ret = read_callback.GetResult(client_ret);
EXPECT_EQ(ERR_BAD_SSL_CLIENT_AUTH_CERT, client_ret);
}
TEST_F(SSLServerSocketTest, HandshakeWithWrongClientCertSuppliedTLS12) {
scoped_refptr<X509Certificate> client_cert =
ImportCertFromFile(GetTestCertsDirectory(), kClientCertFileName);
ASSERT_TRUE(client_cert);
client_ssl_config_.version_max_override = SSL_PROTOCOL_VERSION_TLS1_2;
ASSERT_NO_FATAL_FAILURE(ConfigureClientCertsForClient(
kWrongClientCertFileName, kWrongClientPrivateKeyFileName));
ASSERT_NO_FATAL_FAILURE(ConfigureClientCertsForServer());
ASSERT_NO_FATAL_FAILURE(CreateContext());
ASSERT_NO_FATAL_FAILURE(CreateSockets());
TestCompletionCallback handshake_callback;
int server_ret = server_socket_->Handshake(handshake_callback.callback());
TestCompletionCallback connect_callback;
int client_ret = client_socket_->Connect(connect_callback.callback());
EXPECT_EQ(ERR_BAD_SSL_CLIENT_AUTH_CERT,
connect_callback.GetResult(client_ret));
EXPECT_EQ(ERR_BAD_SSL_CLIENT_AUTH_CERT,
handshake_callback.GetResult(server_ret));
}
TEST_F(SSLServerSocketTest, HandshakeWithWrongClientCertSuppliedCached) {
scoped_refptr<X509Certificate> client_cert =
ImportCertFromFile(GetTestCertsDirectory(), kClientCertFileName);
ASSERT_TRUE(client_cert);
ASSERT_NO_FATAL_FAILURE(ConfigureClientCertsForClient(
kWrongClientCertFileName, kWrongClientPrivateKeyFileName));
ASSERT_NO_FATAL_FAILURE(ConfigureClientCertsForServer());
ASSERT_NO_FATAL_FAILURE(CreateContext());
ASSERT_NO_FATAL_FAILURE(CreateSockets());
TestCompletionCallback handshake_callback;
int server_ret = server_socket_->Handshake(handshake_callback.callback());
TestCompletionCallback connect_callback;
int client_ret = client_socket_->Connect(connect_callback.callback());
// In TLS 1.3, the client cert error isn't exposed until Read is called.
EXPECT_EQ(OK, connect_callback.GetResult(client_ret));
EXPECT_EQ(ERR_BAD_SSL_CLIENT_AUTH_CERT,
handshake_callback.GetResult(server_ret));
// Pump client read to get client cert error.
const int kReadBufSize = 1024;
scoped_refptr<DrainableIOBuffer> read_buf =
base::MakeRefCounted<DrainableIOBuffer>(
base::MakeRefCounted<IOBufferWithSize>(kReadBufSize), kReadBufSize);
TestCompletionCallback read_callback;
client_ret = client_socket_->Read(read_buf.get(), read_buf->BytesRemaining(),
read_callback.callback());
client_ret = read_callback.GetResult(client_ret);
EXPECT_EQ(ERR_BAD_SSL_CLIENT_AUTH_CERT, client_ret);
client_socket_->Disconnect();
server_socket_->Disconnect();
// Below, check that the cache didn't store the result of a failed handshake.
ASSERT_NO_FATAL_FAILURE(CreateSockets());
TestCompletionCallback handshake_callback2;
int server_ret2 = server_socket_->Handshake(handshake_callback2.callback());
TestCompletionCallback connect_callback2;
int client_ret2 = client_socket_->Connect(connect_callback2.callback());
// In TLS 1.3, the client cert error isn't exposed until Read is called.
EXPECT_EQ(OK, connect_callback2.GetResult(client_ret2));
EXPECT_EQ(ERR_BAD_SSL_CLIENT_AUTH_CERT,
handshake_callback2.GetResult(server_ret2));
// Pump client read to get client cert error.
client_ret = client_socket_->Read(read_buf.get(), read_buf->BytesRemaining(),
read_callback.callback());
client_ret = read_callback.GetResult(client_ret);
EXPECT_EQ(ERR_BAD_SSL_CLIENT_AUTH_CERT, client_ret);
}
#endif // BUILDFLAG(ENABLE_CLIENT_CERTIFICATES)
TEST_P(SSLServerSocketReadTest, DataTransfer) {
ASSERT_NO_FATAL_FAILURE(CreateContext());
ASSERT_NO_FATAL_FAILURE(CreateSockets());
// Establish connection.
TestCompletionCallback connect_callback;
int client_ret = client_socket_->Connect(connect_callback.callback());
ASSERT_TRUE(client_ret == OK || client_ret == ERR_IO_PENDING);
TestCompletionCallback handshake_callback;
int server_ret = server_socket_->Handshake(handshake_callback.callback());
ASSERT_TRUE(server_ret == OK || server_ret == ERR_IO_PENDING);
client_ret = connect_callback.GetResult(client_ret);
ASSERT_THAT(client_ret, IsOk());
server_ret = handshake_callback.GetResult(server_ret);
ASSERT_THAT(server_ret, IsOk());
const int kReadBufSize = 1024;
scoped_refptr<StringIOBuffer> write_buf =
base::MakeRefCounted<StringIOBuffer>("testing123");
scoped_refptr<DrainableIOBuffer> read_buf =
base::MakeRefCounted<DrainableIOBuffer>(
base::MakeRefCounted<IOBufferWithSize>(kReadBufSize), kReadBufSize);
// Write then read.
TestCompletionCallback write_callback;
TestCompletionCallback read_callback;
server_ret = server_socket_->Write(write_buf.get(), write_buf->size(),
write_callback.callback(),
TRAFFIC_ANNOTATION_FOR_TESTS);
EXPECT_TRUE(server_ret > 0 || server_ret == ERR_IO_PENDING);
client_ret = client_socket_->Read(
read_buf.get(), read_buf->BytesRemaining(), read_callback.callback());
EXPECT_TRUE(client_ret > 0 || client_ret == ERR_IO_PENDING);
server_ret = write_callback.GetResult(server_ret);
EXPECT_GT(server_ret, 0);
client_ret = read_callback.GetResult(client_ret);
ASSERT_GT(client_ret, 0);
read_buf->DidConsume(client_ret);
while (read_buf->BytesConsumed() < write_buf->size()) {
client_ret = client_socket_->Read(
read_buf.get(), read_buf->BytesRemaining(), read_callback.callback());
EXPECT_TRUE(client_ret > 0 || client_ret == ERR_IO_PENDING);
client_ret = read_callback.GetResult(client_ret);
ASSERT_GT(client_ret, 0);
read_buf->DidConsume(client_ret);
}
EXPECT_EQ(write_buf->size(), read_buf->BytesConsumed());
read_buf->SetOffset(0);
EXPECT_EQ(write_buf->span(), read_buf->first(write_buf->size()));
// Read then write.
write_buf = base::MakeRefCounted<StringIOBuffer>("hello123");
server_ret = Read(server_socket_.get(), read_buf.get(),
read_buf->BytesRemaining(), read_callback.callback());
EXPECT_EQ(server_ret, ERR_IO_PENDING);
client_ret = client_socket_->Write(write_buf.get(), write_buf->size(),
write_callback.callback(),
TRAFFIC_ANNOTATION_FOR_TESTS);
EXPECT_TRUE(client_ret > 0 || client_ret == ERR_IO_PENDING);
server_ret = read_callback.GetResult(server_ret);
if (read_if_ready_enabled()) {
// ReadIfReady signals the data is available but does not consume it.
// The data is consumed later below.
ASSERT_EQ(server_ret, OK);
} else {
ASSERT_GT(server_ret, 0);
read_buf->DidConsume(server_ret);
}
client_ret = write_callback.GetResult(client_ret);
EXPECT_GT(client_ret, 0);
while (read_buf->BytesConsumed() < write_buf->size()) {
server_ret = Read(server_socket_.get(), read_buf.get(),
read_buf->BytesRemaining(), read_callback.callback());
// All the data was written above, so the data should be synchronously
// available out of both Read() and ReadIfReady().
ASSERT_GT(server_ret, 0);
read_buf->DidConsume(server_ret);
}
EXPECT_EQ(write_buf->size(), read_buf->BytesConsumed());
read_buf->SetOffset(0);
EXPECT_EQ(write_buf->span(), read_buf->first(write_buf->size()));
}
// A regression test for bug 127822 (http://crbug.com/127822).
// If the server closes the connection after the handshake is finished,
// the client's Write() call should not cause an infinite loop.
// NOTE: this is a test for SSLClientSocket rather than SSLServerSocket.
TEST_F(SSLServerSocketTest, ClientWriteAfterServerClose) {
ASSERT_NO_FATAL_FAILURE(CreateContext());
ASSERT_NO_FATAL_FAILURE(CreateSockets());
// Establish connection.
TestCompletionCallback connect_callback;
int client_ret = client_socket_->Connect(connect_callback.callback());
ASSERT_TRUE(client_ret == OK || client_ret == ERR_IO_PENDING);
TestCompletionCallback handshake_callback;
int server_ret = server_socket_->Handshake(handshake_callback.callback());
ASSERT_TRUE(server_ret == OK || server_ret == ERR_IO_PENDING);
client_ret = connect_callback.GetResult(client_ret);
ASSERT_THAT(client_ret, IsOk());
server_ret = handshake_callback.GetResult(server_ret);
ASSERT_THAT(server_ret, IsOk());
scoped_refptr<StringIOBuffer> write_buf =
base::MakeRefCounted<StringIOBuffer>("testing123");
// The server closes the connection. The server needs to write some
// data first so that the client's Read() calls from the transport
// socket won't return ERR_IO_PENDING. This ensures that the client
// will call Read() on the transport socket again.
TestCompletionCallback write_callback;
server_ret = server_socket_->Write(write_buf.get(), write_buf->size(),
write_callback.callback(),
TRAFFIC_ANNOTATION_FOR_TESTS);
EXPECT_TRUE(server_ret > 0 || server_ret == ERR_IO_PENDING);
server_ret = write_callback.GetResult(server_ret);
EXPECT_GT(server_ret, 0);
server_socket_->Disconnect();
// The client writes some data. This should not cause an infinite loop.
client_ret = client_socket_->Write(write_buf.get(), write_buf->size(),
write_callback.callback(),
TRAFFIC_ANNOTATION_FOR_TESTS);
EXPECT_TRUE(client_ret > 0 || client_ret == ERR_IO_PENDING);
client_ret = write_callback.GetResult(client_ret);
EXPECT_GT(client_ret, 0);
base::RunLoop run_loop;
base::SingleThreadTaskRunner::GetCurrentDefault()->PostDelayedTask(
FROM_HERE, run_loop.QuitClosure(), base::Milliseconds(10));
run_loop.Run();
}
// This test executes ExportKeyingMaterial() on the client and server sockets,
// after connecting them, and verifies that the results match.
// This test will fail if False Start is enabled (see crbug.com/90208).
TEST_F(SSLServerSocketTest, ExportKeyingMaterial) {
ASSERT_NO_FATAL_FAILURE(CreateContext());
ASSERT_NO_FATAL_FAILURE(CreateSockets());
TestCompletionCallback connect_callback;
int client_ret = client_socket_->Connect(connect_callback.callback());
ASSERT_TRUE(client_ret == OK || client_ret == ERR_IO_PENDING);
TestCompletionCallback handshake_callback;
int server_ret = server_socket_->Handshake(handshake_callback.callback());
ASSERT_TRUE(server_ret == OK || server_ret == ERR_IO_PENDING);
if (client_ret == ERR_IO_PENDING) {
ASSERT_THAT(connect_callback.WaitForResult(), IsOk());
}
if (server_ret == ERR_IO_PENDING) {
ASSERT_THAT(handshake_callback.WaitForResult(), IsOk());
}
const int kKeyingMaterialSize = 32;
const char kKeyingLabel[] = "EXPERIMENTAL-server-socket-test";
std::array<uint8_t, kKeyingMaterialSize> server_out;
int rv = server_socket_->ExportKeyingMaterial(kKeyingLabel, std::nullopt,
server_out);
ASSERT_THAT(rv, IsOk());
std::array<uint8_t, kKeyingMaterialSize> client_out;
rv = client_socket_->ExportKeyingMaterial(kKeyingLabel, std::nullopt,
client_out);
ASSERT_THAT(rv, IsOk());
EXPECT_EQ(server_out, client_out);
const char kKeyingLabelBad[] = "EXPERIMENTAL-server-socket-test-bad";
std::array<uint8_t, kKeyingMaterialSize> client_bad;
rv = client_socket_->ExportKeyingMaterial(kKeyingLabelBad, std::nullopt,
client_bad);
ASSERT_EQ(rv, OK);
EXPECT_NE(server_out, client_bad);
}
// Verifies that SSLConfig::require_ecdhe flags works properly.
TEST_F(SSLServerSocketTest, RequireEcdheFlag) {
// Disable all ECDHE suites on the client side.
SSLContextConfig config;
config.disabled_cipher_suites.assign(kEcdheCiphers.data(),
base::span<const uint16_t>(kEcdheCiphers)
.subspan(std::size(kEcdheCiphers))
.data());
// Legacy RSA key exchange ciphers only exist in TLS 1.2 and below.
config.version_max = SSL_PROTOCOL_VERSION_TLS1_2;
ssl_config_service_->UpdateSSLConfigAndNotify(config);
// Require ECDHE on the server.
server_ssl_config_.require_ecdhe = true;
ASSERT_NO_FATAL_FAILURE(CreateContext());
ASSERT_NO_FATAL_FAILURE(CreateSockets());
TestCompletionCallback connect_callback;
int client_ret = client_socket_->Connect(connect_callback.callback());
TestCompletionCallback handshake_callback;
int server_ret = server_socket_->Handshake(handshake_callback.callback());
client_ret = connect_callback.GetResult(client_ret);
server_ret = handshake_callback.GetResult(server_ret);
ASSERT_THAT(client_ret, IsError(ERR_SSL_VERSION_OR_CIPHER_MISMATCH));
ASSERT_THAT(server_ret, IsError(ERR_SSL_VERSION_OR_CIPHER_MISMATCH));
}
// This test executes Connect() on SSLClientSocket and Handshake() on
// SSLServerSocket to make sure handshaking between the two sockets is
// completed successfully. The server key is represented by SSLPrivateKey.
TEST_F(SSLServerSocketTest, HandshakeServerSSLPrivateKey) {
ASSERT_NO_FATAL_FAILURE(CreateContextSSLPrivateKey());
ASSERT_NO_FATAL_FAILURE(CreateSockets());
TestCompletionCallback handshake_callback;
int server_ret = server_socket_->Handshake(handshake_callback.callback());
TestCompletionCallback connect_callback;
int client_ret = client_socket_->Connect(connect_callback.callback());
client_ret = connect_callback.GetResult(client_ret);
server_ret = handshake_callback.GetResult(server_ret);
ASSERT_THAT(client_ret, IsOk());
ASSERT_THAT(server_ret, IsOk());
// Make sure the cert status is expected.
SSLInfo ssl_info;
ASSERT_TRUE(client_socket_->GetSSLInfo(&ssl_info));
EXPECT_EQ(CERT_STATUS_AUTHORITY_INVALID, ssl_info.cert_status);
// The default cipher suite should be ECDHE and an AEAD.
uint16_t cipher_suite =
SSLConnectionStatusToCipherSuite(ssl_info.connection_status);
const char* key_exchange;
const char* cipher;
const char* mac;
bool is_aead;
bool is_tls13;
SSLCipherSuiteToStrings(&key_exchange, &cipher, &mac, &is_aead, &is_tls13,
cipher_suite);
EXPECT_TRUE(is_aead);
}
namespace {
// Helper that wraps an underlying SSLPrivateKey to allow the test to
// do some work immediately before a `Sign()` operation is performed.
class SSLPrivateKeyHook : public SSLPrivateKey {
public:
SSLPrivateKeyHook(scoped_refptr<SSLPrivateKey> private_key,
base::RepeatingClosure on_sign)
: private_key_(std::move(private_key)), on_sign_(std::move(on_sign)) {}
// SSLPrivateKey implementation.
std::string GetProviderName() override {
return private_key_->GetProviderName();
}
std::vector<uint16_t> GetAlgorithmPreferences() override {
return private_key_->GetAlgorithmPreferences();
}
void Sign(uint16_t algorithm,
base::span<const uint8_t> input,
SignCallback callback) override {
on_sign_.Run();
private_key_->Sign(algorithm, input, std::move(callback));
}
private:
~SSLPrivateKeyHook() override = default;
const scoped_refptr<SSLPrivateKey> private_key_;
const base::RepeatingClosure on_sign_;
};
} // namespace
// Verifies that if the client disconnects while during private key signing then
// the disconnection is correctly reported to the `Handshake()` completion
// callback, with `ERR_CONNECTION_CLOSED`.
// This is a regression test for crbug.com/1449461.
TEST_F(SSLServerSocketTest,
HandshakeServerSSLPrivateKeyDisconnectDuringSigning_ReturnsError) {
auto on_sign = base::BindLambdaForTesting([&]() {
client_socket_->Disconnect();
ASSERT_FALSE(client_socket_->IsConnected());
});
server_ssl_private_key_ = base::MakeRefCounted<SSLPrivateKeyHook>(
std::move(server_ssl_private_key_), on_sign);
ASSERT_NO_FATAL_FAILURE(CreateContextSSLPrivateKey());
ASSERT_NO_FATAL_FAILURE(CreateSockets());
TestCompletionCallback handshake_callback;
int server_ret = server_socket_->Handshake(handshake_callback.callback());
ASSERT_EQ(server_ret, net::ERR_IO_PENDING);
TestCompletionCallback connect_callback;
client_socket_->Connect(connect_callback.callback());
// If resuming the handshake after private-key signing is not handled
// correctly as per crbug.com/1449461 then the test will hang and timeout
// at this point, due to the server-side completion callback not being
// correctly invoked.
server_ret = handshake_callback.GetResult(server_ret);
EXPECT_EQ(server_ret, net::ERR_CONNECTION_CLOSED);
}
// Verifies that non-ECDHE ciphers are disabled when using SSLPrivateKey as the
// server key.
TEST_F(SSLServerSocketTest, HandshakeServerSSLPrivateKeyRequireEcdhe) {
// Disable all ECDHE suites on the client side.
SSLContextConfig config;
config.disabled_cipher_suites.assign(kEcdheCiphers.data(),
base::span<const uint16_t>(kEcdheCiphers)
.subspan(std::size(kEcdheCiphers))
.data());
// TLS 1.3 always works with SSLPrivateKey.
config.version_max = SSL_PROTOCOL_VERSION_TLS1_2;
ssl_config_service_->UpdateSSLConfigAndNotify(config);
ASSERT_NO_FATAL_FAILURE(CreateContextSSLPrivateKey());
ASSERT_NO_FATAL_FAILURE(CreateSockets());
TestCompletionCallback connect_callback;
int client_ret = client_socket_->Connect(connect_callback.callback());
TestCompletionCallback handshake_callback;
int server_ret = server_socket_->Handshake(handshake_callback.callback());
client_ret = connect_callback.GetResult(client_ret);
server_ret = handshake_callback.GetResult(server_ret);
ASSERT_THAT(client_ret, IsError(ERR_SSL_VERSION_OR_CIPHER_MISMATCH));
ASSERT_THAT(server_ret, IsError(ERR_SSL_VERSION_OR_CIPHER_MISMATCH));
}
class SSLServerSocketAlpsTest
: public SSLServerSocketTest,
public ::testing::WithParamInterface<std::tuple<bool, bool>> {
public:
SSLServerSocketAlpsTest()
: client_alps_enabled_(std::get<0>(GetParam())),
server_alps_enabled_(std::get<1>(GetParam())) {}
~SSLServerSocketAlpsTest() override = default;
const bool client_alps_enabled_;
const bool server_alps_enabled_;
};
INSTANTIATE_TEST_SUITE_P(All,
SSLServerSocketAlpsTest,
::testing::Combine(::testing::Bool(),
::testing::Bool()));
TEST_P(SSLServerSocketAlpsTest, Alps) {
const std::string server_data = "server sends some test data";
const std::string client_data = "client also sends some data";
server_ssl_config_.alpn_protos = {NextProto::kProtoHTTP2};
if (server_alps_enabled_) {
server_ssl_config_.application_settings[NextProto::kProtoHTTP2] =
std::vector<uint8_t>(server_data.begin(), server_data.end());
}
// Configure the server to support whichever ALPS codepoint the client sent.
server_ssl_config_.client_hello_callback_for_testing =
base::BindRepeating([](const SSL_CLIENT_HELLO* client_hello) {
const uint8_t* unused_extension_bytes;
size_t unused_extension_len;
int use_alps_new_codepoint = SSL_early_callback_ctx_extension_get(
client_hello, TLSEXT_TYPE_application_settings,
&unused_extension_bytes, &unused_extension_len);
SSL_set_alps_use_new_codepoint(client_hello->ssl,
use_alps_new_codepoint);
return true;
});
client_ssl_config_.alpn_protos = {NextProto::kProtoHTTP2};
if (client_alps_enabled_) {
client_ssl_config_.application_settings[NextProto::kProtoHTTP2] =
std::vector<uint8_t>(client_data.begin(), client_data.end());
}
ASSERT_NO_FATAL_FAILURE(CreateContext());
ASSERT_NO_FATAL_FAILURE(CreateSockets());
TestCompletionCallback handshake_callback;
int server_ret = server_socket_->Handshake(handshake_callback.callback());
TestCompletionCallback connect_callback;
int client_ret = client_socket_->Connect(connect_callback.callback());
client_ret = connect_callback.GetResult(client_ret);
server_ret = handshake_callback.GetResult(server_ret);
ASSERT_THAT(client_ret, IsOk());
ASSERT_THAT(server_ret, IsOk());
// ALPS is negotiated only if ALPS is enabled both on client and server.
const auto alps_data_received_by_client =
client_socket_->GetPeerApplicationSettings();
const auto alps_data_received_by_server =
server_socket_->GetPeerApplicationSettings();
if (client_alps_enabled_ && server_alps_enabled_) {
ASSERT_TRUE(alps_data_received_by_client.has_value());
EXPECT_EQ(server_data, alps_data_received_by_client.value());
ASSERT_TRUE(alps_data_received_by_server.has_value());
EXPECT_EQ(client_data, alps_data_received_by_server.value());
} else {
EXPECT_FALSE(alps_data_received_by_client.has_value());
EXPECT_FALSE(alps_data_received_by_server.has_value());
}
}
// Test that CancelReadIfReady works.
TEST_F(SSLServerSocketTest, CancelReadIfReady) {
ASSERT_NO_FATAL_FAILURE(CreateContext());
ASSERT_NO_FATAL_FAILURE(CreateSockets());
TestCompletionCallback connect_callback;
int client_ret = client_socket_->Connect(connect_callback.callback());
TestCompletionCallback handshake_callback;
int server_ret = server_socket_->Handshake(handshake_callback.callback());
ASSERT_THAT(connect_callback.GetResult(client_ret), IsOk());
ASSERT_THAT(handshake_callback.GetResult(server_ret), IsOk());
// Attempt to read from the server socket. There will not be anything to read.
// Cancel the read immediately afterwards.
TestCompletionCallback read_callback;
auto read_buf = base::MakeRefCounted<IOBufferWithSize>(1);
int read_ret =
server_socket_->ReadIfReady(read_buf.get(), 1, read_callback.callback());
ASSERT_THAT(read_ret, IsError(ERR_IO_PENDING));
ASSERT_THAT(server_socket_->CancelReadIfReady(), IsOk());
// After the client writes data, the server should still not pick up a result.
auto write_buf = base::MakeRefCounted<StringIOBuffer>("a");
TestCompletionCallback write_callback;
ASSERT_EQ(write_callback.GetResult(client_socket_->Write(
write_buf.get(), write_buf->size(), write_callback.callback(),
TRAFFIC_ANNOTATION_FOR_TESTS)),
write_buf->size());
base::RunLoop().RunUntilIdle();
EXPECT_FALSE(read_callback.have_result());
// After a canceled read, future reads are still possible.
while (true) {
TestCompletionCallback read_callback2;
read_ret = server_socket_->ReadIfReady(read_buf.get(), 1,
read_callback2.callback());
if (read_ret != ERR_IO_PENDING) {
break;
}
ASSERT_THAT(read_callback2.GetResult(read_ret), IsOk());
}
ASSERT_EQ(1, read_ret);
EXPECT_EQ(read_buf->data()[0], 'a');
}
} // namespace net
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