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86b64329f6
naiveproxy/net/quic/test_tools/quic_test_utils.cc
klzgrad 86b64329f6 Import chromium-64.0.3282.140
2018-02-02 05:49:39 -05:00

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// Copyright (c) 2012 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.
#include "net/quic/test_tools/quic_test_utils.h"
#include <algorithm>
#include <memory>
#include "net/quic/core/crypto/crypto_framer.h"
#include "net/quic/core/crypto/crypto_handshake.h"
#include "net/quic/core/crypto/crypto_utils.h"
#include "net/quic/core/crypto/null_encrypter.h"
#include "net/quic/core/crypto/quic_decrypter.h"
#include "net/quic/core/crypto/quic_encrypter.h"
#include "net/quic/core/quic_data_writer.h"
#include "net/quic/core/quic_framer.h"
#include "net/quic/core/quic_packet_creator.h"
#include "net/quic/core/quic_utils.h"
#include "net/quic/platform/api/quic_endian.h"
#include "net/quic/platform/api/quic_flags.h"
#include "net/quic/platform/api/quic_logging.h"
#include "net/quic/platform/api/quic_ptr_util.h"
#include "net/quic/test_tools/crypto_test_utils.h"
#include "net/quic/test_tools/quic_connection_peer.h"
#include "net/spdy/core/spdy_frame_builder.h"
#include "third_party/boringssl/src/include/openssl/sha.h"
using std::string;
using testing::_;
using testing::Invoke;
namespace net {
namespace test {
QuicAckFrame InitAckFrame(const std::vector<QuicAckBlock>& ack_blocks) {
DCHECK_GT(ack_blocks.size(), 0u);
QuicAckFrame ack;
QuicPacketNumber end_of_previous_block = 1;
for (const QuicAckBlock& block : ack_blocks) {
DCHECK_GE(block.start, end_of_previous_block);
DCHECK_GT(block.limit, block.start);
ack.packets.AddRange(block.start, block.limit);
end_of_previous_block = block.limit;
}
ack.deprecated_largest_observed = ack.packets.Max();
return ack;
}
QuicAckFrame InitAckFrame(QuicPacketNumber largest_acked) {
return InitAckFrame({{1, largest_acked + 1}});
}
QuicAckFrame MakeAckFrameWithAckBlocks(size_t num_ack_blocks,
QuicPacketNumber least_unacked) {
QuicAckFrame ack;
ack.deprecated_largest_observed = 2 * num_ack_blocks + least_unacked;
// Add enough received packets to get num_ack_blocks ack blocks.
for (QuicPacketNumber i = 2; i < 2 * num_ack_blocks + 1; i += 2) {
ack.packets.Add(least_unacked + i);
}
return ack;
}
QuicPacket* BuildUnsizedDataPacket(QuicFramer* framer,
const QuicPacketHeader& header,
const QuicFrames& frames) {
const size_t max_plaintext_size = framer->GetMaxPlaintextSize(kMaxPacketSize);
size_t packet_size = GetPacketHeaderSize(framer->transport_version(), header);
for (size_t i = 0; i < frames.size(); ++i) {
DCHECK_LE(packet_size, max_plaintext_size);
bool first_frame = i == 0;
bool last_frame = i == frames.size() - 1;
const size_t frame_size = framer->GetSerializedFrameLength(
frames[i], max_plaintext_size - packet_size, first_frame, last_frame,
header.packet_number_length);
DCHECK(frame_size);
packet_size += frame_size;
}
return BuildUnsizedDataPacket(framer, header, frames, packet_size);
}
QuicPacket* BuildUnsizedDataPacket(QuicFramer* framer,
const QuicPacketHeader& header,
const QuicFrames& frames,
size_t packet_size) {
char* buffer = new char[packet_size];
size_t length = framer->BuildDataPacket(header, frames, buffer, packet_size);
DCHECK_NE(0u, length);
// Re-construct the data packet with data ownership.
return new QuicPacket(buffer, length, /* owns_buffer */ true,
header.connection_id_length, header.version_flag,
header.nonce != nullptr, header.packet_number_length);
}
string Sha1Hash(QuicStringPiece data) {
char buffer[SHA_DIGEST_LENGTH];
SHA1(reinterpret_cast<const uint8_t*>(data.data()), data.size(),
reinterpret_cast<uint8_t*>(buffer));
return string(buffer, arraysize(buffer));
}
uint64_t SimpleRandom::RandUint64() {
string hash =
Sha1Hash(QuicStringPiece(reinterpret_cast<char*>(&seed_), sizeof(seed_)));
DCHECK_EQ(static_cast<size_t>(SHA_DIGEST_LENGTH), hash.length());
memcpy(&seed_, hash.data(), sizeof(seed_));
return seed_;
}
void SimpleRandom::RandBytes(void* data, size_t len) {
uint8_t* real_data = static_cast<uint8_t*>(data);
for (size_t offset = 0; offset < len; offset++) {
real_data[offset] = RandUint64() & 0xff;
}
}
void SimpleRandom::Reseed(const void* additional_entropy, size_t len) {
const uint8_t* real_entropy = static_cast<const uint8_t*>(additional_entropy);
for (size_t offset = 0; offset < len; offset++) {
// Note: this is not actually a well-established way to incorporate new
// entropy, but good enough for tests.
seed_ *= real_entropy[len];
}
}
MockFramerVisitor::MockFramerVisitor() {
// By default, we want to accept packets.
ON_CALL(*this, OnProtocolVersionMismatch(_))
.WillByDefault(testing::Return(false));
// By default, we want to accept packets.
ON_CALL(*this, OnUnauthenticatedHeader(_))
.WillByDefault(testing::Return(true));
ON_CALL(*this, OnUnauthenticatedPublicHeader(_))
.WillByDefault(testing::Return(true));
ON_CALL(*this, OnPacketHeader(_)).WillByDefault(testing::Return(true));
ON_CALL(*this, OnStreamFrame(_)).WillByDefault(testing::Return(true));
ON_CALL(*this, OnAckFrame(_)).WillByDefault(testing::Return(true));
ON_CALL(*this, OnStopWaitingFrame(_)).WillByDefault(testing::Return(true));
ON_CALL(*this, OnPaddingFrame(_)).WillByDefault(testing::Return(true));
ON_CALL(*this, OnPingFrame(_)).WillByDefault(testing::Return(true));
ON_CALL(*this, OnRstStreamFrame(_)).WillByDefault(testing::Return(true));
ON_CALL(*this, OnConnectionCloseFrame(_))
.WillByDefault(testing::Return(true));
ON_CALL(*this, OnGoAwayFrame(_)).WillByDefault(testing::Return(true));
}
MockFramerVisitor::~MockFramerVisitor() {}
bool NoOpFramerVisitor::OnProtocolVersionMismatch(
QuicTransportVersion version) {
return false;
}
bool NoOpFramerVisitor::OnUnauthenticatedPublicHeader(
const QuicPacketHeader& header) {
return true;
}
bool NoOpFramerVisitor::OnUnauthenticatedHeader(
const QuicPacketHeader& header) {
return true;
}
bool NoOpFramerVisitor::OnPacketHeader(const QuicPacketHeader& header) {
return true;
}
bool NoOpFramerVisitor::OnStreamFrame(const QuicStreamFrame& frame) {
return true;
}
bool NoOpFramerVisitor::OnAckFrame(const QuicAckFrame& frame) {
return true;
}
bool NoOpFramerVisitor::OnStopWaitingFrame(const QuicStopWaitingFrame& frame) {
return true;
}
bool NoOpFramerVisitor::OnPaddingFrame(const QuicPaddingFrame& frame) {
return true;
}
bool NoOpFramerVisitor::OnPingFrame(const QuicPingFrame& frame) {
return true;
}
bool NoOpFramerVisitor::OnRstStreamFrame(const QuicRstStreamFrame& frame) {
return true;
}
bool NoOpFramerVisitor::OnConnectionCloseFrame(
const QuicConnectionCloseFrame& frame) {
return true;
}
bool NoOpFramerVisitor::OnGoAwayFrame(const QuicGoAwayFrame& frame) {
return true;
}
bool NoOpFramerVisitor::OnWindowUpdateFrame(
const QuicWindowUpdateFrame& frame) {
return true;
}
bool NoOpFramerVisitor::OnBlockedFrame(const QuicBlockedFrame& frame) {
return true;
}
MockQuicConnectionVisitor::MockQuicConnectionVisitor() {}
MockQuicConnectionVisitor::~MockQuicConnectionVisitor() {}
MockQuicConnectionHelper::MockQuicConnectionHelper() {}
MockQuicConnectionHelper::~MockQuicConnectionHelper() {}
const QuicClock* MockQuicConnectionHelper::GetClock() const {
return &clock_;
}
QuicRandom* MockQuicConnectionHelper::GetRandomGenerator() {
return &random_generator_;
}
QuicAlarm* MockAlarmFactory::CreateAlarm(QuicAlarm::Delegate* delegate) {
return new MockAlarmFactory::TestAlarm(
QuicArenaScopedPtr<QuicAlarm::Delegate>(delegate));
}
QuicArenaScopedPtr<QuicAlarm> MockAlarmFactory::CreateAlarm(
QuicArenaScopedPtr<QuicAlarm::Delegate> delegate,
QuicConnectionArena* arena) {
if (arena != nullptr) {
return arena->New<TestAlarm>(std::move(delegate));
} else {
return QuicArenaScopedPtr<TestAlarm>(new TestAlarm(std::move(delegate)));
}
}
QuicBufferAllocator* MockQuicConnectionHelper::GetStreamSendBufferAllocator() {
return &buffer_allocator_;
}
void MockQuicConnectionHelper::AdvanceTime(QuicTime::Delta delta) {
clock_.AdvanceTime(delta);
}
MockQuicConnection::MockQuicConnection(MockQuicConnectionHelper* helper,
MockAlarmFactory* alarm_factory,
Perspective perspective)
: MockQuicConnection(QuicEndian::NetToHost64(kTestConnectionId),
QuicSocketAddress(TestPeerIPAddress(), kTestPort),
helper,
alarm_factory,
perspective,
AllSupportedTransportVersions()) {}
MockQuicConnection::MockQuicConnection(QuicSocketAddress address,
MockQuicConnectionHelper* helper,
MockAlarmFactory* alarm_factory,
Perspective perspective)
: MockQuicConnection(QuicEndian::NetToHost64(kTestConnectionId),
address,
helper,
alarm_factory,
perspective,
AllSupportedTransportVersions()) {}
MockQuicConnection::MockQuicConnection(QuicConnectionId connection_id,
MockQuicConnectionHelper* helper,
MockAlarmFactory* alarm_factory,
Perspective perspective)
: MockQuicConnection(connection_id,
QuicSocketAddress(TestPeerIPAddress(), kTestPort),
helper,
alarm_factory,
perspective,
CurrentSupportedTransportVersions()) {}
MockQuicConnection::MockQuicConnection(
MockQuicConnectionHelper* helper,
MockAlarmFactory* alarm_factory,
Perspective perspective,
const QuicTransportVersionVector& supported_versions)
: MockQuicConnection(QuicEndian::NetToHost64(kTestConnectionId),
QuicSocketAddress(TestPeerIPAddress(), kTestPort),
helper,
alarm_factory,
perspective,
supported_versions) {}
MockQuicConnection::MockQuicConnection(
QuicConnectionId connection_id,
QuicSocketAddress address,
MockQuicConnectionHelper* helper,
MockAlarmFactory* alarm_factory,
Perspective perspective,
const QuicTransportVersionVector& supported_versions)
: QuicConnection(connection_id,
address,
helper,
alarm_factory,
new testing::NiceMock<MockPacketWriter>(),
/* owns_writer= */ true,
perspective,
supported_versions) {
ON_CALL(*this, OnError(_))
.WillByDefault(
Invoke(this, &PacketSavingConnection::QuicConnection_OnError));
}
MockQuicConnection::~MockQuicConnection() {}
void MockQuicConnection::AdvanceTime(QuicTime::Delta delta) {
static_cast<MockQuicConnectionHelper*>(helper())->AdvanceTime(delta);
}
bool MockQuicConnection::OnProtocolVersionMismatch(
QuicTransportVersion version) {
return false;
}
PacketSavingConnection::PacketSavingConnection(MockQuicConnectionHelper* helper,
MockAlarmFactory* alarm_factory,
Perspective perspective)
: MockQuicConnection(helper, alarm_factory, perspective) {}
PacketSavingConnection::PacketSavingConnection(
MockQuicConnectionHelper* helper,
MockAlarmFactory* alarm_factory,
Perspective perspective,
const QuicTransportVersionVector& supported_versions)
: MockQuicConnection(helper,
alarm_factory,
perspective,
supported_versions) {}
PacketSavingConnection::~PacketSavingConnection() {}
void PacketSavingConnection::SendOrQueuePacket(SerializedPacket* packet) {
encrypted_packets_.push_back(QuicMakeUnique<QuicEncryptedPacket>(
CopyBuffer(*packet), packet->encrypted_length, true));
// Transfer ownership of the packet to the SentPacketManager and the
// ack notifier to the AckNotifierManager.
sent_packet_manager_.OnPacketSent(packet, 0, QuicTime::Zero(),
NOT_RETRANSMISSION,
HAS_RETRANSMITTABLE_DATA);
}
MockQuicSession::MockQuicSession(QuicConnection* connection)
: QuicSession(connection, nullptr, DefaultQuicConfig()) {
crypto_stream_.reset(new MockQuicCryptoStream(this));
Initialize();
ON_CALL(*this, WritevData(_, _, _, _, _))
.WillByDefault(testing::Return(QuicConsumedData(0, false)));
}
MockQuicSession::~MockQuicSession() {
delete connection();
}
QuicCryptoStream* MockQuicSession::GetMutableCryptoStream() {
return crypto_stream_.get();
}
const QuicCryptoStream* MockQuicSession::GetCryptoStream() const {
return crypto_stream_.get();
}
// static
QuicConsumedData MockQuicSession::ConsumeAllData(QuicStream* /*stream*/,
QuicStreamId /*id*/,
size_t write_length,
QuicStreamOffset /*offset*/,
StreamSendingState state) {
return QuicConsumedData(write_length, state != NO_FIN);
}
MockQuicCryptoStream::MockQuicCryptoStream(QuicSession* session)
: QuicCryptoStream(session), params_(new QuicCryptoNegotiatedParameters) {}
MockQuicCryptoStream::~MockQuicCryptoStream() {}
bool MockQuicCryptoStream::encryption_established() const {
return false;
}
bool MockQuicCryptoStream::handshake_confirmed() const {
return false;
}
const QuicCryptoNegotiatedParameters&
MockQuicCryptoStream::crypto_negotiated_params() const {
return *params_;
}
CryptoMessageParser* MockQuicCryptoStream::crypto_message_parser() {
return &crypto_framer_;
}
MockQuicSpdySession::MockQuicSpdySession(QuicConnection* connection)
: QuicSpdySession(connection, nullptr, DefaultQuicConfig()) {
crypto_stream_.reset(new MockQuicCryptoStream(this));
Initialize();
ON_CALL(*this, WritevData(_, _, _, _, _))
.WillByDefault(testing::Return(QuicConsumedData(0, false)));
}
MockQuicSpdySession::~MockQuicSpdySession() {
delete connection();
}
QuicCryptoStream* MockQuicSpdySession::GetMutableCryptoStream() {
return crypto_stream_.get();
}
const QuicCryptoStream* MockQuicSpdySession::GetCryptoStream() const {
return crypto_stream_.get();
}
size_t MockQuicSpdySession::WriteHeaders(
QuicStreamId id,
SpdyHeaderBlock headers,
bool fin,
SpdyPriority priority,
QuicReferenceCountedPointer<QuicAckListenerInterface> ack_listener) {
write_headers_ = std::move(headers);
return WriteHeadersMock(id, write_headers_, fin, priority, ack_listener);
}
TestQuicSpdyServerSession::TestQuicSpdyServerSession(
QuicConnection* connection,
const QuicConfig& config,
const QuicCryptoServerConfig* crypto_config,
QuicCompressedCertsCache* compressed_certs_cache)
: QuicServerSessionBase(config,
connection,
&visitor_,
&helper_,
crypto_config,
compressed_certs_cache) {
Initialize();
ON_CALL(helper_, GenerateConnectionIdForReject(_))
.WillByDefault(
testing::Return(connection->random_generator()->RandUint64()));
ON_CALL(helper_, CanAcceptClientHello(_, _, _))
.WillByDefault(testing::Return(true));
}
TestQuicSpdyServerSession::~TestQuicSpdyServerSession() {
delete connection();
}
QuicCryptoServerStreamBase*
TestQuicSpdyServerSession::CreateQuicCryptoServerStream(
const QuicCryptoServerConfig* crypto_config,
QuicCompressedCertsCache* compressed_certs_cache) {
return new QuicCryptoServerStream(
crypto_config, compressed_certs_cache,
FLAGS_quic_reloadable_flag_enable_quic_stateless_reject_support, this,
&helper_);
}
QuicCryptoServerStream* TestQuicSpdyServerSession::GetMutableCryptoStream() {
return static_cast<QuicCryptoServerStream*>(
QuicServerSessionBase::GetMutableCryptoStream());
}
const QuicCryptoServerStream* TestQuicSpdyServerSession::GetCryptoStream()
const {
return static_cast<const QuicCryptoServerStream*>(
QuicServerSessionBase::GetCryptoStream());
}
TestQuicSpdyClientSession::TestQuicSpdyClientSession(
QuicConnection* connection,
const QuicConfig& config,
const QuicServerId& server_id,
QuicCryptoClientConfig* crypto_config)
: QuicSpdyClientSessionBase(connection, &push_promise_index_, config) {
crypto_stream_.reset(new QuicCryptoClientStream(
server_id, this, crypto_test_utils::ProofVerifyContextForTesting(),
crypto_config, this));
Initialize();
}
TestQuicSpdyClientSession::~TestQuicSpdyClientSession() {}
bool TestQuicSpdyClientSession::IsAuthorized(const string& authority) {
return true;
}
QuicCryptoClientStream* TestQuicSpdyClientSession::GetMutableCryptoStream() {
return crypto_stream_.get();
}
const QuicCryptoClientStream* TestQuicSpdyClientSession::GetCryptoStream()
const {
return crypto_stream_.get();
}
TestPushPromiseDelegate::TestPushPromiseDelegate(bool match)
: match_(match), rendezvous_fired_(false), rendezvous_stream_(nullptr) {}
bool TestPushPromiseDelegate::CheckVary(
const SpdyHeaderBlock& client_request,
const SpdyHeaderBlock& promise_request,
const SpdyHeaderBlock& promise_response) {
QUIC_DVLOG(1) << "match " << match_;
return match_;
}
void TestPushPromiseDelegate::OnRendezvousResult(QuicSpdyStream* stream) {
rendezvous_fired_ = true;
rendezvous_stream_ = stream;
}
MockPacketWriter::MockPacketWriter() {
ON_CALL(*this, GetMaxPacketSize(_))
.WillByDefault(testing::Return(kMaxPacketSize));
}
MockPacketWriter::~MockPacketWriter() {}
MockSendAlgorithm::MockSendAlgorithm() {}
MockSendAlgorithm::~MockSendAlgorithm() {}
MockLossAlgorithm::MockLossAlgorithm() {}
MockLossAlgorithm::~MockLossAlgorithm() {}
MockAckListener::MockAckListener() {}
MockAckListener::~MockAckListener() {}
MockNetworkChangeVisitor::MockNetworkChangeVisitor() {}
MockNetworkChangeVisitor::~MockNetworkChangeVisitor() {}
namespace {
string HexDumpWithMarks(const char* data,
int length,
const bool* marks,
int mark_length) {
static const char kHexChars[] = "0123456789abcdef";
static const int kColumns = 4;
const int kSizeLimit = 1024;
if (length > kSizeLimit || mark_length > kSizeLimit) {
QUIC_LOG(ERROR) << "Only dumping first " << kSizeLimit << " bytes.";
length = std::min(length, kSizeLimit);
mark_length = std::min(mark_length, kSizeLimit);
}
string hex;
for (const char *row = data; length > 0;
row += kColumns, length -= kColumns) {
for (const char* p = row; p < row + 4; ++p) {
if (p < row + length) {
const bool mark =
(marks && (p - data) < mark_length && marks[p - data]);
hex += mark ? '*' : ' ';
hex += kHexChars[(*p & 0xf0) >> 4];
hex += kHexChars[*p & 0x0f];
hex += mark ? '*' : ' ';
} else {
hex += " ";
}
}
hex = hex + " ";
for (const char* p = row; p < row + 4 && p < row + length; ++p) {
hex += (*p >= 0x20 && *p <= 0x7f) ? (*p) : '.';
}
hex = hex + '\n';
}
return hex;
}
} // namespace
QuicIpAddress TestPeerIPAddress() {
return QuicIpAddress::Loopback4();
}
QuicTransportVersion QuicVersionMax() {
return AllSupportedTransportVersions().front();
}
QuicTransportVersion QuicVersionMin() {
return AllSupportedTransportVersions().back();
}
QuicEncryptedPacket* ConstructEncryptedPacket(QuicConnectionId connection_id,
bool version_flag,
bool reset_flag,
QuicPacketNumber packet_number,
const string& data) {
return ConstructEncryptedPacket(
connection_id, version_flag, reset_flag, packet_number, data,
PACKET_8BYTE_CONNECTION_ID, PACKET_6BYTE_PACKET_NUMBER);
}
QuicEncryptedPacket* ConstructEncryptedPacket(
QuicConnectionId connection_id,
bool version_flag,
bool reset_flag,
QuicPacketNumber packet_number,
const string& data,
QuicConnectionIdLength connection_id_length,
QuicPacketNumberLength packet_number_length) {
return ConstructEncryptedPacket(connection_id, version_flag, reset_flag,
packet_number, data, connection_id_length,
packet_number_length, nullptr);
}
QuicEncryptedPacket* ConstructEncryptedPacket(
QuicConnectionId connection_id,
bool version_flag,
bool reset_flag,
QuicPacketNumber packet_number,
const string& data,
QuicConnectionIdLength connection_id_length,
QuicPacketNumberLength packet_number_length,
QuicTransportVersionVector* versions) {
return ConstructEncryptedPacket(connection_id, version_flag, reset_flag,
packet_number, data, connection_id_length,
packet_number_length, versions,
Perspective::IS_CLIENT);
}
QuicEncryptedPacket* ConstructEncryptedPacket(
QuicConnectionId connection_id,
bool version_flag,
bool reset_flag,
QuicPacketNumber packet_number,
const string& data,
QuicConnectionIdLength connection_id_length,
QuicPacketNumberLength packet_number_length,
QuicTransportVersionVector* versions,
Perspective perspective) {
QuicPacketHeader header;
header.connection_id = connection_id;
header.connection_id_length = connection_id_length;
header.version_flag = version_flag;
header.reset_flag = reset_flag;
header.packet_number_length = packet_number_length;
header.packet_number = packet_number;
QuicStreamFrame stream_frame(1, false, 0, QuicStringPiece(data));
QuicFrame frame(&stream_frame);
QuicFrames frames;
frames.push_back(frame);
QuicFramer framer(
versions != nullptr ? *versions : CurrentSupportedTransportVersions(),
QuicTime::Zero(), perspective);
std::unique_ptr<QuicPacket> packet(
BuildUnsizedDataPacket(&framer, header, frames));
EXPECT_TRUE(packet != nullptr);
char* buffer = new char[kMaxPacketSize];
size_t encrypted_length = framer.EncryptPayload(
ENCRYPTION_NONE, packet_number, *packet, buffer, kMaxPacketSize);
EXPECT_NE(0u, encrypted_length);
return new QuicEncryptedPacket(buffer, encrypted_length, true);
}
QuicReceivedPacket* ConstructReceivedPacket(
const QuicEncryptedPacket& encrypted_packet,
QuicTime receipt_time) {
char* buffer = new char[encrypted_packet.length()];
memcpy(buffer, encrypted_packet.data(), encrypted_packet.length());
return new QuicReceivedPacket(buffer, encrypted_packet.length(), receipt_time,
true);
}
QuicEncryptedPacket* ConstructMisFramedEncryptedPacket(
QuicConnectionId connection_id,
bool version_flag,
bool reset_flag,
QuicPacketNumber packet_number,
const string& data,
QuicConnectionIdLength connection_id_length,
QuicPacketNumberLength packet_number_length,
QuicTransportVersionVector* versions,
Perspective perspective) {
QuicPacketHeader header;
header.connection_id = connection_id;
header.connection_id_length = connection_id_length;
header.version_flag = version_flag;
header.reset_flag = reset_flag;
header.packet_number_length = packet_number_length;
header.packet_number = packet_number;
QuicStreamFrame stream_frame(1, false, 0, QuicStringPiece(data));
QuicFrame frame(&stream_frame);
QuicFrames frames;
frames.push_back(frame);
QuicFramer framer(
versions != nullptr ? *versions : AllSupportedTransportVersions(),
QuicTime::Zero(), perspective);
std::unique_ptr<QuicPacket> packet(
BuildUnsizedDataPacket(&framer, header, frames));
EXPECT_TRUE(packet != nullptr);
// Now set the frame type to 0x1F, which is an invalid frame type.
reinterpret_cast<unsigned char*>(
packet->mutable_data())[GetStartOfEncryptedData(
framer.transport_version(), connection_id_length, version_flag,
false /* no diversification nonce */, packet_number_length)] = 0x1F;
char* buffer = new char[kMaxPacketSize];
size_t encrypted_length = framer.EncryptPayload(
ENCRYPTION_NONE, packet_number, *packet, buffer, kMaxPacketSize);
EXPECT_NE(0u, encrypted_length);
return new QuicEncryptedPacket(buffer, encrypted_length, true);
}
void CompareCharArraysWithHexError(const string& description,
const char* actual,
const int actual_len,
const char* expected,
const int expected_len) {
EXPECT_EQ(actual_len, expected_len);
const int min_len = std::min(actual_len, expected_len);
const int max_len = std::max(actual_len, expected_len);
std::unique_ptr<bool[]> marks(new bool[max_len]);
bool identical = (actual_len == expected_len);
for (int i = 0; i < min_len; ++i) {
if (actual[i] != expected[i]) {
marks[i] = true;
identical = false;
} else {
marks[i] = false;
}
}
for (int i = min_len; i < max_len; ++i) {
marks[i] = true;
}
if (identical)
return;
ADD_FAILURE() << "Description:\n"
<< description << "\n\nExpected:\n"
<< HexDumpWithMarks(expected, expected_len, marks.get(),
max_len)
<< "\nActual:\n"
<< HexDumpWithMarks(actual, actual_len, marks.get(), max_len);
}
size_t GetPacketLengthForOneStream(QuicTransportVersion version,
bool include_version,
bool include_diversification_nonce,
QuicConnectionIdLength connection_id_length,
QuicPacketNumberLength packet_number_length,
size_t* payload_length) {
*payload_length = 1;
const size_t stream_length =
NullEncrypter(Perspective::IS_CLIENT).GetCiphertextSize(*payload_length) +
QuicPacketCreator::StreamFramePacketOverhead(
version, PACKET_8BYTE_CONNECTION_ID, include_version,
include_diversification_nonce, packet_number_length, 0u);
const size_t ack_length =
NullEncrypter(Perspective::IS_CLIENT)
.GetCiphertextSize(QuicFramer::GetMinAckFrameSize(
version, PACKET_1BYTE_PACKET_NUMBER)) +
GetPacketHeaderSize(version, connection_id_length, include_version,
include_diversification_nonce, packet_number_length);
if (stream_length < ack_length) {
*payload_length = 1 + ack_length - stream_length;
}
return NullEncrypter(Perspective::IS_CLIENT)
.GetCiphertextSize(*payload_length) +
QuicPacketCreator::StreamFramePacketOverhead(
version, connection_id_length, include_version,
include_diversification_nonce, packet_number_length, 0u);
}
QuicConfig DefaultQuicConfig() {
QuicConfig config;
config.SetInitialStreamFlowControlWindowToSend(
kInitialStreamFlowControlWindowForTest);
config.SetInitialSessionFlowControlWindowToSend(
kInitialSessionFlowControlWindowForTest);
return config;
}
QuicConfig DefaultQuicConfigStatelessRejects() {
QuicConfig config = DefaultQuicConfig();
QuicTagVector copt;
copt.push_back(kSREJ);
config.SetConnectionOptionsToSend(copt);
return config;
}
QuicTransportVersionVector SupportedTransportVersions(
QuicTransportVersion version) {
QuicTransportVersionVector versions;
versions.push_back(version);
return versions;
}
MockQuicConnectionDebugVisitor::MockQuicConnectionDebugVisitor() {}
MockQuicConnectionDebugVisitor::~MockQuicConnectionDebugVisitor() {}
MockReceivedPacketManager::MockReceivedPacketManager(QuicConnectionStats* stats)
: QuicReceivedPacketManager(stats) {}
MockReceivedPacketManager::~MockReceivedPacketManager() {}
MockConnectionCloseDelegate::MockConnectionCloseDelegate() {}
MockConnectionCloseDelegate::~MockConnectionCloseDelegate() {}
MockPacketCreatorDelegate::MockPacketCreatorDelegate() {}
MockPacketCreatorDelegate::~MockPacketCreatorDelegate() {}
void CreateClientSessionForTest(QuicServerId server_id,
bool supports_stateless_rejects,
QuicTime::Delta connection_start_time,
QuicTransportVersionVector supported_versions,
MockQuicConnectionHelper* helper,
MockAlarmFactory* alarm_factory,
QuicCryptoClientConfig* crypto_client_config,
PacketSavingConnection** client_connection,
TestQuicSpdyClientSession** client_session) {
CHECK(crypto_client_config);
CHECK(client_connection);
CHECK(client_session);
CHECK(!connection_start_time.IsZero())
<< "Connections must start at non-zero times, otherwise the "
<< "strike-register will be unhappy.";
QuicConfig config = supports_stateless_rejects
? DefaultQuicConfigStatelessRejects()
: DefaultQuicConfig();
*client_connection = new PacketSavingConnection(
helper, alarm_factory, Perspective::IS_CLIENT, supported_versions);
*client_session = new TestQuicSpdyClientSession(
*client_connection, config, server_id, crypto_client_config);
(*client_connection)->AdvanceTime(connection_start_time);
}
void CreateServerSessionForTest(
QuicServerId server_id,
QuicTime::Delta connection_start_time,
QuicTransportVersionVector supported_versions,
MockQuicConnectionHelper* helper,
MockAlarmFactory* alarm_factory,
QuicCryptoServerConfig* server_crypto_config,
QuicCompressedCertsCache* compressed_certs_cache,
PacketSavingConnection** server_connection,
TestQuicSpdyServerSession** server_session) {
CHECK(server_crypto_config);
CHECK(server_connection);
CHECK(server_session);
CHECK(!connection_start_time.IsZero())
<< "Connections must start at non-zero times, otherwise the "
<< "strike-register will be unhappy.";
*server_connection = new PacketSavingConnection(
helper, alarm_factory, Perspective::IS_SERVER, supported_versions);
*server_session = new TestQuicSpdyServerSession(
*server_connection, DefaultQuicConfig(), server_crypto_config,
compressed_certs_cache);
// We advance the clock initially because the default time is zero and the
// strike register worries that we've just overflowed a uint32_t time.
(*server_connection)->AdvanceTime(connection_start_time);
}
QuicStreamId NextStreamId(QuicTransportVersion version) {
// TODO(ckrasic) - when version for http stream pairs re-lands, this
// will be conditional.
return 2;
}
QuicStreamId GetNthClientInitiatedStreamId(QuicTransportVersion version,
int n) {
return 5 + NextStreamId(version) * n;
}
QuicStreamId GetNthServerInitiatedStreamId(QuicTransportVersion version,
int n) {
return 2 + NextStreamId(version) * n;
}
} // namespace test
} // namespace net
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