Google Git
Sign in
quiche / quiche / 139b7443c585e1d8053a17d3397d33d25ae2e26f / . / spdy / core / spdy_framer_test.cc
blob: b138300fa5b0c8905ff9855227df3af8484fbcbf [file] [log] [blame]
// 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 "spdy/core/spdy_framer.h"
#include <stdlib.h>
#include <algorithm>
#include <cstdint>
#include <limits>
#include <tuple>
#include <utility>
#include <vector>
#include "absl/base/macros.h"
#include "common/platform/api/quiche_logging.h"
#include "common/platform/api/quiche_test.h"
#include "common/quiche_text_utils.h"
#include "spdy/core/array_output_buffer.h"
#include "spdy/core/mock_spdy_framer_visitor.h"
#include "spdy/core/recording_headers_handler.h"
#include "spdy/core/spdy_bitmasks.h"
#include "spdy/core/spdy_frame_builder.h"
#include "spdy/core/spdy_frame_reader.h"
#include "spdy/core/spdy_protocol.h"
#include "spdy/core/spdy_test_utils.h"
using ::http2::Http2DecoderAdapter;
using ::testing::_;
namespace spdy {
namespace test {
namespace {
const int64_t kSize = 1024 * 1024;
char output_buffer[kSize] = "";
// frame_list_char is used to hold frames to be compared with output_buffer.
const int64_t buffer_size = 64 * 1024;
char frame_list_char[buffer_size] = "";
} // namespace
class MockDebugVisitor : public SpdyFramerDebugVisitorInterface {
public:
MOCK_METHOD4(OnSendCompressedFrame,
void(SpdyStreamId stream_id,
SpdyFrameType type,
size_t payload_len,
size_t frame_len));
MOCK_METHOD3(OnReceiveCompressedFrame,
void(SpdyStreamId stream_id,
SpdyFrameType type,
size_t frame_len));
};
MATCHER_P(IsFrameUnionOf, frame_list, "") {
size_t size_verified = 0;
for (const auto& frame : *frame_list) {
if (arg.size() < size_verified + frame.size()) {
QUICHE_LOG(FATAL)
<< "Incremental header serialization should not lead to a "
<< "higher total frame length than non-incremental method.";
return false;
}
if (memcmp(arg.data() + size_verified, frame.data(), frame.size())) {
CompareCharArraysWithHexError(
"Header serialization methods should be equivalent: ",
reinterpret_cast<unsigned char*>(arg.data() + size_verified),
frame.size(), reinterpret_cast<unsigned char*>(frame.data()),
frame.size());
return false;
}
size_verified += frame.size();
}
return size_verified == arg.size();
}
class SpdyFramerPeer {
public:
// TODO(dahollings): Remove these methods when deprecating non-incremental
// header serialization path.
static std::unique_ptr<SpdyHeadersIR> CloneSpdyHeadersIR(
const SpdyHeadersIR& headers) {
auto new_headers = std::make_unique<SpdyHeadersIR>(
headers.stream_id(), headers.header_block().Clone());
new_headers->set_fin(headers.fin());
new_headers->set_has_priority(headers.has_priority());
new_headers->set_weight(headers.weight());
new_headers->set_parent_stream_id(headers.parent_stream_id());
new_headers->set_exclusive(headers.exclusive());
if (headers.padded()) {
new_headers->set_padding_len(headers.padding_payload_len() + 1);
}
return new_headers;
}
static SpdySerializedFrame SerializeHeaders(SpdyFramer* framer,
const SpdyHeadersIR& headers) {
SpdySerializedFrame serialized_headers_old_version(
framer->SerializeHeaders(headers));
framer->hpack_encoder_.reset(nullptr);
auto* saved_debug_visitor = framer->debug_visitor_;
framer->debug_visitor_ = nullptr;
std::vector<SpdySerializedFrame> frame_list;
ArrayOutputBuffer frame_list_buffer(frame_list_char, buffer_size);
SpdyFramer::SpdyHeaderFrameIterator it(framer, CloneSpdyHeadersIR(headers));
while (it.HasNextFrame()) {
size_t size_before = frame_list_buffer.Size();
EXPECT_GT(it.NextFrame(&frame_list_buffer), 0u);
frame_list.emplace_back(
SpdySerializedFrame(frame_list_buffer.Begin() + size_before,
frame_list_buffer.Size() - size_before, false));
}
framer->debug_visitor_ = saved_debug_visitor;
EXPECT_THAT(serialized_headers_old_version, IsFrameUnionOf(&frame_list));
return serialized_headers_old_version;
}
static SpdySerializedFrame SerializeHeaders(SpdyFramer* framer,
const SpdyHeadersIR& headers,
ArrayOutputBuffer* output) {
if (output == nullptr) {
return SerializeHeaders(framer, headers);
}
output->Reset();
EXPECT_TRUE(framer->SerializeHeaders(headers, output));
SpdySerializedFrame serialized_headers_old_version(output->Begin(),
output->Size(), false);
framer->hpack_encoder_.reset(nullptr);
auto* saved_debug_visitor = framer->debug_visitor_;
framer->debug_visitor_ = nullptr;
std::vector<SpdySerializedFrame> frame_list;
ArrayOutputBuffer frame_list_buffer(frame_list_char, buffer_size);
SpdyFramer::SpdyHeaderFrameIterator it(framer, CloneSpdyHeadersIR(headers));
while (it.HasNextFrame()) {
size_t size_before = frame_list_buffer.Size();
EXPECT_GT(it.NextFrame(&frame_list_buffer), 0u);
frame_list.emplace_back(
SpdySerializedFrame(frame_list_buffer.Begin() + size_before,
frame_list_buffer.Size() - size_before, false));
}
framer->debug_visitor_ = saved_debug_visitor;
EXPECT_THAT(serialized_headers_old_version, IsFrameUnionOf(&frame_list));
return serialized_headers_old_version;
}
static std::unique_ptr<SpdyPushPromiseIR> CloneSpdyPushPromiseIR(
const SpdyPushPromiseIR& push_promise) {
auto new_push_promise = std::make_unique<SpdyPushPromiseIR>(
push_promise.stream_id(), push_promise.promised_stream_id(),
push_promise.header_block().Clone());
new_push_promise->set_fin(push_promise.fin());
if (push_promise.padded()) {
new_push_promise->set_padding_len(push_promise.padding_payload_len() + 1);
}
return new_push_promise;
}
static SpdySerializedFrame SerializePushPromise(
SpdyFramer* framer,
const SpdyPushPromiseIR& push_promise) {
SpdySerializedFrame serialized_headers_old_version =
framer->SerializePushPromise(push_promise);
framer->hpack_encoder_.reset(nullptr);
auto* saved_debug_visitor = framer->debug_visitor_;
framer->debug_visitor_ = nullptr;
std::vector<SpdySerializedFrame> frame_list;
ArrayOutputBuffer frame_list_buffer(frame_list_char, buffer_size);
frame_list_buffer.Reset();
SpdyFramer::SpdyPushPromiseFrameIterator it(
framer, CloneSpdyPushPromiseIR(push_promise));
while (it.HasNextFrame()) {
size_t size_before = frame_list_buffer.Size();
EXPECT_GT(it.NextFrame(&frame_list_buffer), 0u);
frame_list.emplace_back(
SpdySerializedFrame(frame_list_buffer.Begin() + size_before,
frame_list_buffer.Size() - size_before, false));
}
framer->debug_visitor_ = saved_debug_visitor;
EXPECT_THAT(serialized_headers_old_version, IsFrameUnionOf(&frame_list));
return serialized_headers_old_version;
}
static SpdySerializedFrame SerializePushPromise(
SpdyFramer* framer,
const SpdyPushPromiseIR& push_promise,
ArrayOutputBuffer* output) {
if (output == nullptr) {
return SerializePushPromise(framer, push_promise);
}
output->Reset();
EXPECT_TRUE(framer->SerializePushPromise(push_promise, output));
SpdySerializedFrame serialized_headers_old_version(output->Begin(),
output->Size(), false);
framer->hpack_encoder_.reset(nullptr);
auto* saved_debug_visitor = framer->debug_visitor_;
framer->debug_visitor_ = nullptr;
std::vector<SpdySerializedFrame> frame_list;
ArrayOutputBuffer frame_list_buffer(frame_list_char, buffer_size);
frame_list_buffer.Reset();
SpdyFramer::SpdyPushPromiseFrameIterator it(
framer, CloneSpdyPushPromiseIR(push_promise));
while (it.HasNextFrame()) {
size_t size_before = frame_list_buffer.Size();
EXPECT_GT(it.NextFrame(&frame_list_buffer), 0u);
frame_list.emplace_back(
SpdySerializedFrame(frame_list_buffer.Begin() + size_before,
frame_list_buffer.Size() - size_before, false));
}
framer->debug_visitor_ = saved_debug_visitor;
EXPECT_THAT(serialized_headers_old_version, IsFrameUnionOf(&frame_list));
return serialized_headers_old_version;
}
};
class TestSpdyVisitor : public SpdyFramerVisitorInterface,
public SpdyFramerDebugVisitorInterface {
public:
// This is larger than our max frame size because header blocks that
// are too long can spill over into CONTINUATION frames.
static constexpr size_t kDefaultHeaderBufferSize = 16 * 1024 * 1024;
explicit TestSpdyVisitor(SpdyFramer::CompressionOption option)
: framer_(option),
error_count_(0),
headers_frame_count_(0),
push_promise_frame_count_(0),
goaway_count_(0),
setting_count_(0),
settings_ack_sent_(0),
settings_ack_received_(0),
continuation_count_(0),
altsvc_count_(0),
priority_count_(0),
on_unknown_frame_result_(false),
last_window_update_stream_(0),
last_window_update_delta_(0),
last_push_promise_stream_(0),
last_push_promise_promised_stream_(0),
data_bytes_(0),
fin_frame_count_(0),
fin_flag_count_(0),
end_of_stream_count_(0),
control_frame_header_data_count_(0),
zero_length_control_frame_header_data_count_(0),
data_frame_count_(0),
last_payload_len_(0),
last_frame_len_(0),
header_buffer_(new char[kDefaultHeaderBufferSize]),
header_buffer_length_(0),
header_buffer_size_(kDefaultHeaderBufferSize),
header_stream_id_(static_cast<SpdyStreamId>(-1)),
header_control_type_(SpdyFrameType::DATA),
header_buffer_valid_(false) {}
void OnError(Http2DecoderAdapter::SpdyFramerError error,
std::string /*detailed_error*/) override {
QUICHE_VLOG(1) << "SpdyFramer Error: "
<< Http2DecoderAdapter::SpdyFramerErrorToString(error);
++error_count_;
}
void OnDataFrameHeader(SpdyStreamId stream_id,
size_t length,
bool fin) override {
QUICHE_VLOG(1) << "OnDataFrameHeader(" << stream_id << ", " << length
<< ", " << fin << ")";
++data_frame_count_;
header_stream_id_ = stream_id;
}
void OnStreamFrameData(SpdyStreamId stream_id,
const char* data,
size_t len) override {
QUICHE_VLOG(1) << "OnStreamFrameData(" << stream_id << ", data, " << len
<< ", "
<< ") data:\n"
<< quiche::QuicheTextUtils::HexDump(
absl::string_view(data, len));
EXPECT_EQ(header_stream_id_, stream_id);
data_bytes_ += len;
}
void OnStreamEnd(SpdyStreamId stream_id) override {
QUICHE_VLOG(1) << "OnStreamEnd(" << stream_id << ")";
EXPECT_EQ(header_stream_id_, stream_id);
++end_of_stream_count_;
}
void OnStreamPadLength(SpdyStreamId stream_id, size_t value) override {
QUICHE_VLOG(1) << "OnStreamPadding(" << stream_id << ", " << value << ")\n";
EXPECT_EQ(header_stream_id_, stream_id);
// Count the padding length field byte against total data bytes.
data_bytes_ += 1;
}
void OnStreamPadding(SpdyStreamId stream_id, size_t len) override {
QUICHE_VLOG(1) << "OnStreamPadding(" << stream_id << ", " << len << ")\n";
EXPECT_EQ(header_stream_id_, stream_id);
data_bytes_ += len;
}
SpdyHeadersHandlerInterface* OnHeaderFrameStart(
SpdyStreamId /*stream_id*/) override {
if (headers_handler_ == nullptr) {
headers_handler_ = std::make_unique<RecordingHeadersHandler>();
}
return headers_handler_.get();
}
void OnHeaderFrameEnd(SpdyStreamId /*stream_id*/) override {
QUICHE_CHECK(headers_handler_ != nullptr);
headers_ = headers_handler_->decoded_block().Clone();
header_bytes_received_ = headers_handler_->uncompressed_header_bytes();
headers_handler_.reset();
}
void OnRstStream(SpdyStreamId stream_id, SpdyErrorCode error_code) override {
QUICHE_VLOG(1) << "OnRstStream(" << stream_id << ", " << error_code << ")";
++fin_frame_count_;
}
void OnSetting(SpdySettingsId id, uint32_t value) override {
QUICHE_VLOG(1) << "OnSetting(" << id << ", " << std::hex << value << ")";
++setting_count_;
}
void OnSettingsAck() override {
QUICHE_VLOG(1) << "OnSettingsAck";
++settings_ack_received_;
}
void OnSettingsEnd() override {
QUICHE_VLOG(1) << "OnSettingsEnd";
++settings_ack_sent_;
}
void OnPing(SpdyPingId unique_id, bool is_ack) override {
QUICHE_LOG(DFATAL) << "OnPing(" << unique_id << ", " << (is_ack ? 1 : 0)
<< ")";
}
void OnGoAway(SpdyStreamId last_accepted_stream_id,
SpdyErrorCode error_code) override {
QUICHE_VLOG(1) << "OnGoAway(" << last_accepted_stream_id << ", "
<< error_code << ")";
++goaway_count_;
}
void OnHeaders(SpdyStreamId stream_id,
bool has_priority,
int weight,
SpdyStreamId parent_stream_id,
bool exclusive,
bool fin,
bool end) override {
QUICHE_VLOG(1) << "OnHeaders(" << stream_id << ", " << has_priority << ", "
<< weight << ", " << parent_stream_id << ", " << exclusive
<< ", " << fin << ", " << end << ")";
++headers_frame_count_;
InitHeaderStreaming(SpdyFrameType::HEADERS, stream_id);
if (fin) {
++fin_flag_count_;
}
header_has_priority_ = has_priority;
header_parent_stream_id_ = parent_stream_id;
header_exclusive_ = exclusive;
}
void OnWindowUpdate(SpdyStreamId stream_id, int delta_window_size) override {
QUICHE_VLOG(1) << "OnWindowUpdate(" << stream_id << ", "
<< delta_window_size << ")";
last_window_update_stream_ = stream_id;
last_window_update_delta_ = delta_window_size;
}
void OnPushPromise(SpdyStreamId stream_id,
SpdyStreamId promised_stream_id,
bool end) override {
QUICHE_VLOG(1) << "OnPushPromise(" << stream_id << ", "
<< promised_stream_id << ", " << end << ")";
++push_promise_frame_count_;
InitHeaderStreaming(SpdyFrameType::PUSH_PROMISE, stream_id);
last_push_promise_stream_ = stream_id;
last_push_promise_promised_stream_ = promised_stream_id;
}
void OnContinuation(SpdyStreamId stream_id, bool end) override {
QUICHE_VLOG(1) << "OnContinuation(" << stream_id << ", " << end << ")";
++continuation_count_;
}
void OnAltSvc(SpdyStreamId stream_id,
absl::string_view origin,
const SpdyAltSvcWireFormat::AlternativeServiceVector&
altsvc_vector) override {
QUICHE_VLOG(1) << "OnAltSvc(" << stream_id << ", \"" << origin
<< "\", altsvc_vector)";
test_altsvc_ir_ = std::make_unique<SpdyAltSvcIR>(stream_id);
if (origin.length() > 0) {
test_altsvc_ir_->set_origin(std::string(origin));
}
for (const auto& altsvc : altsvc_vector) {
test_altsvc_ir_->add_altsvc(altsvc);
}
++altsvc_count_;
}
void OnPriority(SpdyStreamId stream_id,
SpdyStreamId parent_stream_id,
int weight,
bool exclusive) override {
QUICHE_VLOG(1) << "OnPriority(" << stream_id << ", " << parent_stream_id
<< ", " << weight << ", " << (exclusive ? 1 : 0) << ")";
++priority_count_;
}
void OnPriorityUpdate(SpdyStreamId prioritized_stream_id,
absl::string_view priority_field_value) override {
QUICHE_VLOG(1) << "OnPriorityUpdate(" << prioritized_stream_id << ", "
<< priority_field_value << ")";
}
bool OnUnknownFrame(SpdyStreamId stream_id, uint8_t frame_type) override {
QUICHE_VLOG(1) << "OnUnknownFrame(" << stream_id << ", " << frame_type
<< ")";
return on_unknown_frame_result_;
}
void OnSendCompressedFrame(SpdyStreamId stream_id,
SpdyFrameType type,
size_t payload_len,
size_t frame_len) override {
QUICHE_VLOG(1) << "OnSendCompressedFrame(" << stream_id << ", " << type
<< ", " << payload_len << ", " << frame_len << ")";
last_payload_len_ = payload_len;
last_frame_len_ = frame_len;
}
void OnReceiveCompressedFrame(SpdyStreamId stream_id,
SpdyFrameType type,
size_t frame_len) override {
QUICHE_VLOG(1) << "OnReceiveCompressedFrame(" << stream_id << ", " << type
<< ", " << frame_len << ")";
last_frame_len_ = frame_len;
}
// Convenience function which runs a framer simulation with particular input.
void SimulateInFramer(const unsigned char* input, size_t size) {
deframer_.set_visitor(this);
size_t input_remaining = size;
const char* input_ptr = reinterpret_cast<const char*>(input);
while (input_remaining > 0 && deframer_.spdy_framer_error() ==
Http2DecoderAdapter::SPDY_NO_ERROR) {
// To make the tests more interesting, we feed random (and small) chunks
// into the framer. This simulates getting strange-sized reads from
// the socket.
const size_t kMaxReadSize = 32;
size_t bytes_read =
(rand() % std::min(input_remaining, kMaxReadSize)) + 1; // NOLINT
size_t bytes_processed = deframer_.ProcessInput(input_ptr, bytes_read);
input_remaining -= bytes_processed;
input_ptr += bytes_processed;
}
}
void InitHeaderStreaming(SpdyFrameType header_control_type,
SpdyStreamId stream_id) {
if (!IsDefinedFrameType(SerializeFrameType(header_control_type))) {
QUICHE_DLOG(FATAL) << "Attempted to init header streaming with "
<< "invalid control frame type: "
<< header_control_type;
}
memset(header_buffer_.get(), 0, header_buffer_size_);
header_buffer_length_ = 0;
header_stream_id_ = stream_id;
header_control_type_ = header_control_type;
header_buffer_valid_ = true;
}
void set_extension_visitor(ExtensionVisitorInterface* extension) {
deframer_.set_extension_visitor(extension);
}
// Override the default buffer size (16K). Call before using the framer!
void set_header_buffer_size(size_t header_buffer_size) {
header_buffer_size_ = header_buffer_size;
header_buffer_.reset(new char[header_buffer_size]);
}
SpdyFramer framer_;
Http2DecoderAdapter deframer_;
// Counters from the visitor callbacks.
int error_count_;
int headers_frame_count_;
int push_promise_frame_count_;
int goaway_count_;
int setting_count_;
int settings_ack_sent_;
int settings_ack_received_;
int continuation_count_;
int altsvc_count_;
int priority_count_;
std::unique_ptr<SpdyAltSvcIR> test_altsvc_ir_;
bool on_unknown_frame_result_;
SpdyStreamId last_window_update_stream_;
int last_window_update_delta_;
SpdyStreamId last_push_promise_stream_;
SpdyStreamId last_push_promise_promised_stream_;
int data_bytes_;
int fin_frame_count_; // The count of RST_STREAM type frames received.
int fin_flag_count_; // The count of frames with the FIN flag set.
int end_of_stream_count_; // The count of zero-length data frames.
int control_frame_header_data_count_; // The count of chunks received.
// The count of zero-length control frame header data chunks received.
int zero_length_control_frame_header_data_count_;
int data_frame_count_;
size_t last_payload_len_;
size_t last_frame_len_;
// Header block streaming state:
std::unique_ptr<char[]> header_buffer_;
size_t header_buffer_length_;
size_t header_buffer_size_;
size_t header_bytes_received_;
SpdyStreamId header_stream_id_;
SpdyFrameType header_control_type_;
bool header_buffer_valid_;
std::unique_ptr<RecordingHeadersHandler> headers_handler_;
Http2HeaderBlock headers_;
bool header_has_priority_;
SpdyStreamId header_parent_stream_id_;
bool header_exclusive_;
};
class TestExtension : public ExtensionVisitorInterface {
public:
void OnSetting(SpdySettingsId id, uint32_t value) override {
settings_received_.push_back({id, value});
}
// Called when non-standard frames are received.
bool OnFrameHeader(SpdyStreamId stream_id,
size_t length,
uint8_t type,
uint8_t flags) override {
stream_id_ = stream_id;
length_ = length;
type_ = type;
flags_ = flags;
return true;
}
// The payload for a single frame may be delivered as multiple calls to
// OnFramePayload.
void OnFramePayload(const char* data, size_t len) override {
payload_.append(data, len);
}
std::vector<std::pair<SpdySettingsId, uint32_t>> settings_received_;
SpdyStreamId stream_id_ = 0;
size_t length_ = 0;
uint8_t type_ = 0;
uint8_t flags_ = 0;
std::string payload_;
};
// Exposes SpdyUnknownIR::set_length() for testing purposes.
class TestSpdyUnknownIR : public SpdyUnknownIR {
public:
using SpdyUnknownIR::set_length;
using SpdyUnknownIR::SpdyUnknownIR;
};
enum Output { USE, NOT_USE };
class SpdyFramerTest : public QuicheTestWithParam<Output> {
public:
SpdyFramerTest()
: output_(output_buffer, kSize),
framer_(SpdyFramer::ENABLE_COMPRESSION) {}
protected:
void SetUp() override {
switch (GetParam()) {
case USE:
use_output_ = true;
break;
case NOT_USE:
// TODO(yasong): remove this case after
// gfe2_reloadable_flag_write_queue_zero_copy_buffer deprecates.
use_output_ = false;
break;
}
}
void CompareFrame(const std::string& description,
const SpdySerializedFrame& actual_frame,
const unsigned char* expected,
const int expected_len) {
const unsigned char* actual =
reinterpret_cast<const unsigned char*>(actual_frame.data());
CompareCharArraysWithHexError(description, actual, actual_frame.size(),
expected, expected_len);
}
bool use_output_ = false;
ArrayOutputBuffer output_;
SpdyFramer framer_;
Http2DecoderAdapter deframer_;
};
INSTANTIATE_TEST_SUITE_P(SpdyFramerTests,
SpdyFramerTest,
::testing::Values(USE, NOT_USE));
// Test that we can encode and decode a SpdyHeaderBlock in serialized form.
TEST_P(SpdyFramerTest, HeaderBlockInBuffer) {
SpdyFramer framer(SpdyFramer::DISABLE_COMPRESSION);
// Encode the header block into a Headers frame.
SpdyHeadersIR headers(/* stream_id = */ 1);
headers.SetHeader("alpha", "beta");
headers.SetHeader("gamma", "charlie");
headers.SetHeader("cookie", "key1=value1; key2=value2");
SpdySerializedFrame frame(
SpdyFramerPeer::SerializeHeaders(&framer, headers, &output_));
TestSpdyVisitor visitor(SpdyFramer::DISABLE_COMPRESSION);
visitor.SimulateInFramer(reinterpret_cast<unsigned char*>(frame.data()),
frame.size());
EXPECT_EQ(0, visitor.zero_length_control_frame_header_data_count_);
EXPECT_EQ(headers.header_block(), visitor.headers_);
}
// Test that if there's not a full frame, we fail to parse it.
TEST_P(SpdyFramerTest, UndersizedHeaderBlockInBuffer) {
SpdyFramer framer(SpdyFramer::DISABLE_COMPRESSION);
// Encode the header block into a Headers frame.
SpdyHeadersIR headers(/* stream_id = */ 1);
headers.SetHeader("alpha", "beta");
headers.SetHeader("gamma", "charlie");
SpdySerializedFrame frame(
SpdyFramerPeer::SerializeHeaders(&framer, headers, &output_));
TestSpdyVisitor visitor(SpdyFramer::DISABLE_COMPRESSION);
visitor.SimulateInFramer(reinterpret_cast<unsigned char*>(frame.data()),
frame.size() - 2);
EXPECT_EQ(0, visitor.zero_length_control_frame_header_data_count_);
EXPECT_THAT(visitor.headers_, testing::IsEmpty());
}
// Test that we can encode and decode stream dependency values in a header
// frame.
TEST_P(SpdyFramerTest, HeaderStreamDependencyValues) {
SpdyFramer framer(SpdyFramer::DISABLE_COMPRESSION);
const SpdyStreamId parent_stream_id_test_array[] = {0, 3};
for (SpdyStreamId parent_stream_id : parent_stream_id_test_array) {
const bool exclusive_test_array[] = {true, false};
for (bool exclusive : exclusive_test_array) {
SpdyHeadersIR headers(1);
headers.set_has_priority(true);
headers.set_parent_stream_id(parent_stream_id);
headers.set_exclusive(exclusive);
SpdySerializedFrame frame(
SpdyFramerPeer::SerializeHeaders(&framer, headers, &output_));
TestSpdyVisitor visitor(SpdyFramer::DISABLE_COMPRESSION);
visitor.SimulateInFramer(reinterpret_cast<unsigned char*>(frame.data()),
frame.size());
EXPECT_TRUE(visitor.header_has_priority_);
EXPECT_EQ(parent_stream_id, visitor.header_parent_stream_id_);
EXPECT_EQ(exclusive, visitor.header_exclusive_);
}
}
}
// Test that if we receive a frame with payload length field at the
// advertised max size, we do not set an error in ProcessInput.
TEST_P(SpdyFramerTest, AcceptMaxFrameSizeSetting) {
testing::StrictMock<test::MockSpdyFramerVisitor> visitor;
deframer_.set_visitor(&visitor);
// DATA frame with maximum allowed payload length.
unsigned char kH2FrameData[] = {
0x00, 0x40, 0x00, // Length: 2^14
0x00, // Type: DATA
0x00, // Flags: None
0x00, 0x00, 0x00, 0x01, // Stream: 1
0x00, 0x00, 0x00, 0x00, // Junk payload
};
SpdySerializedFrame frame(reinterpret_cast<char*>(kH2FrameData),
sizeof(kH2FrameData), false);
EXPECT_CALL(visitor, OnCommonHeader(1, 16384, 0x0, 0x0));
EXPECT_CALL(visitor, OnDataFrameHeader(1, 1 << 14, false));
EXPECT_CALL(visitor, OnStreamFrameData(1, _, 4));
deframer_.ProcessInput(frame.data(), frame.size());
EXPECT_FALSE(deframer_.HasError());
}
// Test that if we receive a frame with payload length larger than the
// advertised max size, we set an error of SPDY_INVALID_CONTROL_FRAME_SIZE.
TEST_P(SpdyFramerTest, ExceedMaxFrameSizeSetting) {
testing::StrictMock<test::MockSpdyFramerVisitor> visitor;
deframer_.set_visitor(&visitor);
// DATA frame with too large payload length.
unsigned char kH2FrameData[] = {
0x00, 0x40, 0x01, // Length: 2^14 + 1
0x00, // Type: DATA
0x00, // Flags: None
0x00, 0x00, 0x00, 0x01, // Stream: 1
0x00, 0x00, 0x00, 0x00, // Junk payload
};
SpdySerializedFrame frame(reinterpret_cast<char*>(kH2FrameData),
sizeof(kH2FrameData), false);
EXPECT_CALL(visitor, OnCommonHeader(1, 16385, 0x0, 0x0));
EXPECT_CALL(visitor, OnError(Http2DecoderAdapter::SPDY_OVERSIZED_PAYLOAD, _));
deframer_.ProcessInput(frame.data(), frame.size());
EXPECT_TRUE(deframer_.HasError());
EXPECT_EQ(Http2DecoderAdapter::SPDY_OVERSIZED_PAYLOAD,
deframer_.spdy_framer_error())
<< Http2DecoderAdapter::SpdyFramerErrorToString(
deframer_.spdy_framer_error());
}
// Test that if we receive a DATA frame with padding length larger than the
// payload length, we set an error of SPDY_INVALID_PADDING
TEST_P(SpdyFramerTest, OversizedDataPaddingError) {
testing::StrictMock<test::MockSpdyFramerVisitor> visitor;
deframer_.set_visitor(&visitor);
// DATA frame with invalid padding length.
// |kH2FrameData| has to be |unsigned char|, because Chromium on Windows uses
// MSVC, where |char| is signed by default, which would not compile because of
// the element exceeding 127.
unsigned char kH2FrameData[] = {
0x00, 0x00, 0x05, // Length: 5
0x00, // Type: DATA
0x09, // Flags: END_STREAM|PADDED
0x00, 0x00, 0x00, 0x01, // Stream: 1
0xff, // PadLen: 255 trailing bytes (Too Long)
0x00, 0x00, 0x00, 0x00, // Padding
};
SpdySerializedFrame frame(reinterpret_cast<char*>(kH2FrameData),
sizeof(kH2FrameData), false);
{
testing::InSequence seq;
EXPECT_CALL(visitor, OnCommonHeader(1, 5, 0x0, 0x9));
EXPECT_CALL(visitor, OnDataFrameHeader(1, 5, 1));
EXPECT_CALL(visitor, OnStreamPadding(1, 1));
EXPECT_CALL(visitor, OnError(Http2DecoderAdapter::SPDY_INVALID_PADDING, _));
}
EXPECT_GT(frame.size(), deframer_.ProcessInput(frame.data(), frame.size()));
EXPECT_TRUE(deframer_.HasError());
EXPECT_EQ(Http2DecoderAdapter::SPDY_INVALID_PADDING,
deframer_.spdy_framer_error())
<< Http2DecoderAdapter::SpdyFramerErrorToString(
deframer_.spdy_framer_error());
}
// Test that if we receive a DATA frame with padding length not larger than the
// payload length, we do not set an error of SPDY_INVALID_PADDING
TEST_P(SpdyFramerTest, CorrectlySizedDataPaddingNoError) {
testing::StrictMock<test::MockSpdyFramerVisitor> visitor;
deframer_.set_visitor(&visitor);
// DATA frame with valid Padding length
char kH2FrameData[] = {
0x00, 0x00, 0x05, // Length: 5
0x00, // Type: DATA
0x08, // Flags: PADDED
0x00, 0x00, 0x00, 0x01, // Stream: 1
0x04, // PadLen: 4 trailing bytes
0x00, 0x00, 0x00, 0x00, // Padding
};
SpdySerializedFrame frame(kH2FrameData, sizeof(kH2FrameData), false);
{
testing::InSequence seq;
EXPECT_CALL(visitor, OnCommonHeader(1, 5, 0x0, 0x8));
EXPECT_CALL(visitor, OnDataFrameHeader(1, 5, false));
EXPECT_CALL(visitor, OnStreamPadLength(1, 4));
EXPECT_CALL(visitor, OnError(_, _)).Times(0);
// Note that OnStreamFrameData(1, _, 1)) is never called
// since there is no data, only padding
EXPECT_CALL(visitor, OnStreamPadding(1, 4));
}
EXPECT_EQ(frame.size(), deframer_.ProcessInput(frame.data(), frame.size()));
EXPECT_FALSE(deframer_.HasError());
EXPECT_EQ(Http2DecoderAdapter::SPDY_NO_ERROR, deframer_.spdy_framer_error())
<< Http2DecoderAdapter::SpdyFramerErrorToString(
deframer_.spdy_framer_error());
}
// Test that if we receive a HEADERS frame with padding length larger than the
// payload length, we set an error of SPDY_INVALID_PADDING
TEST_P(SpdyFramerTest, OversizedHeadersPaddingError) {
testing::StrictMock<test::MockSpdyFramerVisitor> visitor;
deframer_.set_visitor(&visitor);
// HEADERS frame with invalid padding length.
// |kH2FrameData| has to be |unsigned char|, because Chromium on Windows uses
// MSVC, where |char| is signed by default, which would not compile because of
// the element exceeding 127.
unsigned char kH2FrameData[] = {
0x00, 0x00, 0x05, // Length: 5
0x01, // Type: HEADERS
0x08, // Flags: PADDED
0x00, 0x00, 0x00, 0x01, // Stream: 1
0xff, // PadLen: 255 trailing bytes (Too Long)
0x00, 0x00, 0x00, 0x00, // Padding
};
SpdySerializedFrame frame(reinterpret_cast<char*>(kH2FrameData),
sizeof(kH2FrameData), false);
EXPECT_CALL(visitor, OnCommonHeader(1, 5, 0x1, 0x8));
EXPECT_CALL(visitor, OnHeaders(1, false, 0, 0, false, false, false));
EXPECT_CALL(visitor, OnHeaderFrameStart(1)).Times(1);
EXPECT_CALL(visitor, OnError(Http2DecoderAdapter::SPDY_INVALID_PADDING, _));
EXPECT_EQ(frame.size(), deframer_.ProcessInput(frame.data(), frame.size()));
EXPECT_TRUE(deframer_.HasError());
EXPECT_EQ(Http2DecoderAdapter::SPDY_INVALID_PADDING,
deframer_.spdy_framer_error())
<< Http2DecoderAdapter::SpdyFramerErrorToString(
deframer_.spdy_framer_error());
}
// Test that if we receive a HEADERS frame with padding length not larger
// than the payload length, we do not set an error of SPDY_INVALID_PADDING
TEST_P(SpdyFramerTest, CorrectlySizedHeadersPaddingNoError) {
testing::StrictMock<test::MockSpdyFramerVisitor> visitor;
deframer_.set_visitor(&visitor);
// HEADERS frame with invalid Padding length
char kH2FrameData[] = {
0x00, 0x00, 0x05, // Length: 5
0x01, // Type: HEADERS
0x08, // Flags: PADDED
0x00, 0x00, 0x00, 0x01, // Stream: 1
0x04, // PadLen: 4 trailing bytes
0x00, 0x00, 0x00, 0x00, // Padding
};
SpdySerializedFrame frame(kH2FrameData, sizeof(kH2FrameData), false);
EXPECT_CALL(visitor, OnCommonHeader(1, 5, 0x1, 0x8));
EXPECT_CALL(visitor, OnHeaders(1, false, 0, 0, false, false, false));
EXPECT_CALL(visitor, OnHeaderFrameStart(1)).Times(1);
EXPECT_EQ(frame.size(), deframer_.ProcessInput(frame.data(), frame.size()));
EXPECT_FALSE(deframer_.HasError());
EXPECT_EQ(Http2DecoderAdapter::SPDY_NO_ERROR, deframer_.spdy_framer_error())
<< Http2DecoderAdapter::SpdyFramerErrorToString(
deframer_.spdy_framer_error());
}
// Test that if we receive a DATA with stream ID zero, we signal an error
// (but don't crash).
TEST_P(SpdyFramerTest, DataWithStreamIdZero) {
testing::StrictMock<test::MockSpdyFramerVisitor> visitor;
deframer_.set_visitor(&visitor);
const char bytes[] = "hello";
SpdyDataIR data_ir(/* stream_id = */ 0, bytes);
SpdySerializedFrame frame(framer_.SerializeData(data_ir));
// We shouldn't have to read the whole frame before we signal an error.
EXPECT_CALL(visitor, OnCommonHeader(0, _, 0x0, _));
EXPECT_CALL(visitor, OnError(Http2DecoderAdapter::SPDY_INVALID_STREAM_ID, _));
EXPECT_GT(frame.size(), deframer_.ProcessInput(frame.data(), frame.size()));
EXPECT_TRUE(deframer_.HasError());
EXPECT_EQ(Http2DecoderAdapter::SPDY_INVALID_STREAM_ID,
deframer_.spdy_framer_error())
<< Http2DecoderAdapter::SpdyFramerErrorToString(
deframer_.spdy_framer_error());
}
// Test that if we receive a HEADERS with stream ID zero, we signal an error
// (but don't crash).
TEST_P(SpdyFramerTest, HeadersWithStreamIdZero) {
testing::StrictMock<test::MockSpdyFramerVisitor> visitor;
deframer_.set_visitor(&visitor);
SpdyHeadersIR headers(/* stream_id = */ 0);
headers.SetHeader("alpha", "beta");
SpdySerializedFrame frame(
SpdyFramerPeer::SerializeHeaders(&framer_, headers, &output_));
// We shouldn't have to read the whole frame before we signal an error.
EXPECT_CALL(visitor, OnCommonHeader(0, _, 0x1, _));
EXPECT_CALL(visitor, OnError(Http2DecoderAdapter::SPDY_INVALID_STREAM_ID, _));
EXPECT_GT(frame.size(), deframer_.ProcessInput(frame.data(), frame.size()));
EXPECT_TRUE(deframer_.HasError());
EXPECT_EQ(Http2DecoderAdapter::SPDY_INVALID_STREAM_ID,
deframer_.spdy_framer_error())
<< Http2DecoderAdapter::SpdyFramerErrorToString(
deframer_.spdy_framer_error());
}
// Test that if we receive a PRIORITY with stream ID zero, we signal an error
// (but don't crash).
TEST_P(SpdyFramerTest, PriorityWithStreamIdZero) {
testing::StrictMock<test::MockSpdyFramerVisitor> visitor;
deframer_.set_visitor(&visitor);
SpdyPriorityIR priority_ir(/* stream_id = */ 0,
/* parent_stream_id = */ 1,
/* weight = */ 16,
/* exclusive = */ true);
SpdySerializedFrame frame(framer_.SerializeFrame(priority_ir));
if (use_output_) {
EXPECT_EQ(framer_.SerializeFrame(priority_ir, &output_), frame.size());
frame = SpdySerializedFrame(output_.Begin(), output_.Size(), false);
}
// We shouldn't have to read the whole frame before we signal an error.
EXPECT_CALL(visitor, OnCommonHeader(0, _, 0x2, _));
EXPECT_CALL(visitor, OnError(Http2DecoderAdapter::SPDY_INVALID_STREAM_ID, _));
EXPECT_GT(frame.size(), deframer_.ProcessInput(frame.data(), frame.size()));
EXPECT_TRUE(deframer_.HasError());
EXPECT_EQ(Http2DecoderAdapter::SPDY_INVALID_STREAM_ID,
deframer_.spdy_framer_error())
<< Http2DecoderAdapter::SpdyFramerErrorToString(
deframer_.spdy_framer_error());
}
// Test that if we receive a RST_STREAM with stream ID zero, we signal an error
// (but don't crash).
TEST_P(SpdyFramerTest, RstStreamWithStreamIdZero) {
testing::StrictMock<test::MockSpdyFramerVisitor> visitor;
deframer_.set_visitor(&visitor);
SpdyRstStreamIR rst_stream_ir(/* stream_id = */ 0, ERROR_CODE_PROTOCOL_ERROR);
SpdySerializedFrame frame(framer_.SerializeRstStream(rst_stream_ir));
if (use_output_) {
EXPECT_TRUE(framer_.SerializeRstStream(rst_stream_ir, &output_));
frame = SpdySerializedFrame(output_.Begin(), output_.Size(), false);
}
// We shouldn't have to read the whole frame before we signal an error.
EXPECT_CALL(visitor, OnCommonHeader(0, _, 0x3, _));
EXPECT_CALL(visitor, OnError(Http2DecoderAdapter::SPDY_INVALID_STREAM_ID, _));
EXPECT_GT(frame.size(), deframer_.ProcessInput(frame.data(), frame.size()));
EXPECT_TRUE(deframer_.HasError());
EXPECT_EQ(Http2DecoderAdapter::SPDY_INVALID_STREAM_ID,
deframer_.spdy_framer_error())
<< Http2DecoderAdapter::SpdyFramerErrorToString(
deframer_.spdy_framer_error());
}
// Test that if we receive a SETTINGS with stream ID other than zero,
// we signal an error (but don't crash).
TEST_P(SpdyFramerTest, SettingsWithStreamIdNotZero) {
testing::StrictMock<test::MockSpdyFramerVisitor> visitor;
deframer_.set_visitor(&visitor);
// Settings frame with invalid StreamID of 0x01
char kH2FrameData[] = {
0x00, 0x00, 0x06, // Length: 6
0x04, // Type: SETTINGS
0x00, // Flags: none
0x00, 0x00, 0x00, 0x01, // Stream: 1
0x00, 0x04, // Param: INITIAL_WINDOW_SIZE
0x0a, 0x0b, 0x0c, 0x0d, // Value: 168496141
};
SpdySerializedFrame frame(kH2FrameData, sizeof(kH2FrameData), false);
// We shouldn't have to read the whole frame before we signal an error.
EXPECT_CALL(visitor, OnCommonHeader(1, 6, 0x4, 0x0));
EXPECT_CALL(visitor, OnError(Http2DecoderAdapter::SPDY_INVALID_STREAM_ID, _));
EXPECT_GT(frame.size(), deframer_.ProcessInput(frame.data(), frame.size()));
EXPECT_TRUE(deframer_.HasError());
EXPECT_EQ(Http2DecoderAdapter::SPDY_INVALID_STREAM_ID,
deframer_.spdy_framer_error())
<< Http2DecoderAdapter::SpdyFramerErrorToString(
deframer_.spdy_framer_error());
}
// Test that if we receive a GOAWAY with stream ID other than zero,
// we signal an error (but don't crash).
TEST_P(SpdyFramerTest, GoawayWithStreamIdNotZero) {
testing::StrictMock<test::MockSpdyFramerVisitor> visitor;
deframer_.set_visitor(&visitor);
// GOAWAY frame with invalid StreamID of 0x01
char kH2FrameData[] = {
0x00, 0x00, 0x0a, // Length: 10
0x07, // Type: GOAWAY
0x00, // Flags: none
0x00, 0x00, 0x00, 0x01, // Stream: 1
0x00, 0x00, 0x00, 0x00, // Last: 0
0x00, 0x00, 0x00, 0x00, // Error: NO_ERROR
0x47, 0x41, // Description
};
SpdySerializedFrame frame(kH2FrameData, sizeof(kH2FrameData), false);
// We shouldn't have to read the whole frame before we signal an error.
EXPECT_CALL(visitor, OnCommonHeader(1, 10, 0x7, 0x0));
EXPECT_CALL(visitor, OnError(Http2DecoderAdapter::SPDY_INVALID_STREAM_ID, _));
EXPECT_GT(frame.size(), deframer_.ProcessInput(frame.data(), frame.size()));
EXPECT_TRUE(deframer_.HasError());
EXPECT_EQ(Http2DecoderAdapter::SPDY_INVALID_STREAM_ID,
deframer_.spdy_framer_error())
<< Http2DecoderAdapter::SpdyFramerErrorToString(
deframer_.spdy_framer_error());
}
// Test that if we receive a CONTINUATION with stream ID zero, we signal
// SPDY_INVALID_STREAM_ID.
TEST_P(SpdyFramerTest, ContinuationWithStreamIdZero) {
testing::StrictMock<test::MockSpdyFramerVisitor> visitor;
deframer_.set_visitor(&visitor);
SpdyContinuationIR continuation(/* stream_id = */ 0);
std::string some_nonsense_encoding = "some nonsense encoding";
continuation.take_encoding(std::move(some_nonsense_encoding));
continuation.set_end_headers(true);
SpdySerializedFrame frame(framer_.SerializeContinuation(continuation));
if (use_output_) {
ASSERT_TRUE(framer_.SerializeContinuation(continuation, &output_));
frame = SpdySerializedFrame(output_.Begin(), output_.Size(), false);
}
// We shouldn't have to read the whole frame before we signal an error.
EXPECT_CALL(visitor, OnCommonHeader(0, _, 0x9, _));
EXPECT_CALL(visitor, OnError(Http2DecoderAdapter::SPDY_INVALID_STREAM_ID, _));
EXPECT_GT(frame.size(), deframer_.ProcessInput(frame.data(), frame.size()));
EXPECT_TRUE(deframer_.HasError());
EXPECT_EQ(Http2DecoderAdapter::SPDY_INVALID_STREAM_ID,
deframer_.spdy_framer_error())
<< Http2DecoderAdapter::SpdyFramerErrorToString(
deframer_.spdy_framer_error());
}
// Test that if we receive a PUSH_PROMISE with stream ID zero, we signal
// SPDY_INVALID_STREAM_ID.
TEST_P(SpdyFramerTest, PushPromiseWithStreamIdZero) {
testing::StrictMock<test::MockSpdyFramerVisitor> visitor;
deframer_.set_visitor(&visitor);
SpdyPushPromiseIR push_promise(/* stream_id = */ 0,
/* promised_stream_id = */ 4);
push_promise.SetHeader("alpha", "beta");
SpdySerializedFrame frame(SpdyFramerPeer::SerializePushPromise(
&framer_, push_promise, use_output_ ? &output_ : nullptr));
// We shouldn't have to read the whole frame before we signal an error.
EXPECT_CALL(visitor, OnCommonHeader(0, _, 0x5, _));
EXPECT_CALL(visitor, OnError(Http2DecoderAdapter::SPDY_INVALID_STREAM_ID, _));
EXPECT_GT(frame.size(), deframer_.ProcessInput(frame.data(), frame.size()));
EXPECT_TRUE(deframer_.HasError());
EXPECT_EQ(Http2DecoderAdapter::SPDY_INVALID_STREAM_ID,
deframer_.spdy_framer_error())
<< Http2DecoderAdapter::SpdyFramerErrorToString(
deframer_.spdy_framer_error());
}
// Test that if we receive a PUSH_PROMISE with promised stream ID zero, we
// signal SPDY_INVALID_CONTROL_FRAME.
TEST_P(SpdyFramerTest, PushPromiseWithPromisedStreamIdZero) {
testing::StrictMock<test::MockSpdyFramerVisitor> visitor;
deframer_.set_visitor(&visitor);
SpdyPushPromiseIR push_promise(/* stream_id = */ 3,
/* promised_stream_id = */ 0);
push_promise.SetHeader("alpha", "beta");
SpdySerializedFrame frame(SpdyFramerPeer::SerializePushPromise(
&framer_, push_promise, use_output_ ? &output_ : nullptr));
EXPECT_CALL(visitor, OnCommonHeader(3, _, 0x5, _));
EXPECT_CALL(visitor,
OnError(Http2DecoderAdapter::SPDY_INVALID_CONTROL_FRAME, _));
deframer_.ProcessInput(frame.data(), frame.size());
EXPECT_TRUE(deframer_.HasError());
EXPECT_EQ(Http2DecoderAdapter::SPDY_INVALID_CONTROL_FRAME,
deframer_.spdy_framer_error())
<< Http2DecoderAdapter::SpdyFramerErrorToString(
deframer_.spdy_framer_error());
}
TEST_P(SpdyFramerTest, MultiValueHeader) {
SpdyFramer framer(SpdyFramer::DISABLE_COMPRESSION);
std::string value("value1\0value2", 13);
// TODO(jgraettinger): If this pattern appears again, move to test class.
Http2HeaderBlock header_set;
header_set["name"] = value;
HpackEncoder encoder;
encoder.DisableCompression();
std::string buffer = encoder.EncodeHeaderBlock(header_set);
// Frame builder with plentiful buffer size.
SpdyFrameBuilder frame(1024);
frame.BeginNewFrame(SpdyFrameType::HEADERS,
HEADERS_FLAG_PRIORITY | HEADERS_FLAG_END_HEADERS, 3,
buffer.size() + 5 /* priority */);
frame.WriteUInt32(0); // Priority exclusivity and dependent stream.
frame.WriteUInt8(255); // Priority weight.
frame.WriteBytes(&buffer[0], buffer.size());
SpdySerializedFrame control_frame(frame.take());
TestSpdyVisitor visitor(SpdyFramer::DISABLE_COMPRESSION);
visitor.SimulateInFramer(
reinterpret_cast<unsigned char*>(control_frame.data()),
control_frame.size());
EXPECT_THAT(visitor.headers_, testing::ElementsAre(testing::Pair(
"name", absl::string_view(value))));
}
TEST_P(SpdyFramerTest, CompressEmptyHeaders) {
// See https://crbug.com/172383/
SpdyHeadersIR headers(1);
headers.SetHeader("server", "SpdyServer 1.0");
headers.SetHeader("date", "Mon 12 Jan 2009 12:12:12 PST");
headers.SetHeader("status", "200");
headers.SetHeader("version", "HTTP/1.1");
headers.SetHeader("content-type", "text/html");
headers.SetHeader("content-length", "12");
headers.SetHeader("x-empty-header", "");
SpdyFramer framer(SpdyFramer::ENABLE_COMPRESSION);
SpdySerializedFrame frame1(
SpdyFramerPeer::SerializeHeaders(&framer, headers, &output_));
}
TEST_P(SpdyFramerTest, Basic) {
// Send HEADERS frames with PRIORITY and END_HEADERS set.
// frame-format off
const unsigned char kH2Input[] = {
0x00, 0x00, 0x05, // Length: 5
0x01, // Type: HEADERS
0x24, // Flags: END_HEADERS|PRIORITY
0x00, 0x00, 0x00, 0x01, // Stream: 1
0x00, 0x00, 0x00, 0x00, // Parent: 0
0x82, // Weight: 131
0x00, 0x00, 0x01, // Length: 1
0x01, // Type: HEADERS
0x04, // Flags: END_HEADERS
0x00, 0x00, 0x00, 0x01, // Stream: 1
0x8c, // :status: 200
0x00, 0x00, 0x0c, // Length: 12
0x00, // Type: DATA
0x00, // Flags: none
0x00, 0x00, 0x00, 0x01, // Stream: 1
0xde, 0xad, 0xbe, 0xef, // Payload
0xde, 0xad, 0xbe, 0xef, //
0xde, 0xad, 0xbe, 0xef, //
0x00, 0x00, 0x05, // Length: 5
0x01, // Type: HEADERS
0x24, // Flags: END_HEADERS|PRIORITY
0x00, 0x00, 0x00, 0x03, // Stream: 3
0x00, 0x00, 0x00, 0x00, // Parent: 0
0x82, // Weight: 131
0x00, 0x00, 0x08, // Length: 8
0x00, // Type: DATA
0x00, // Flags: none
0x00, 0x00, 0x00, 0x03, // Stream: 3
0xde, 0xad, 0xbe, 0xef, // Payload
0xde, 0xad, 0xbe, 0xef, //
0x00, 0x00, 0x04, // Length: 4
0x00, // Type: DATA
0x00, // Flags: none
0x00, 0x00, 0x00, 0x01, // Stream: 1
0xde, 0xad, 0xbe, 0xef, // Payload
0x00, 0x00, 0x04, // Length: 4
0x03, // Type: RST_STREAM
0x00, // Flags: none
0x00, 0x00, 0x00, 0x01, // Stream: 1
0x00, 0x00, 0x00, 0x08, // Error: CANCEL
0x00, 0x00, 0x00, // Length: 0
0x00, // Type: DATA
0x00, // Flags: none
0x00, 0x00, 0x00, 0x03, // Stream: 3
0x00, 0x00, 0x04, // Length: 4
0x03, // Type: RST_STREAM
0x00, // Flags: none
0x00, 0x00, 0x00, 0x03, // Stream: 3
0x00, 0x00, 0x00, 0x08, // Error: CANCEL
};
// frame-format on
TestSpdyVisitor visitor(SpdyFramer::DISABLE_COMPRESSION);
visitor.SimulateInFramer(kH2Input, sizeof(kH2Input));
EXPECT_EQ(24, visitor.data_bytes_);
EXPECT_EQ(0, visitor.error_count_);
EXPECT_EQ(2, visitor.fin_frame_count_);
EXPECT_EQ(3, visitor.headers_frame_count_);
EXPECT_EQ(0, visitor.fin_flag_count_);
EXPECT_EQ(0, visitor.end_of_stream_count_);
EXPECT_EQ(4, visitor.data_frame_count_);
}
// Verifies that the decoder stops delivering events after a user error.
TEST_P(SpdyFramerTest, BasicWithError) {
// Send HEADERS frames with PRIORITY and END_HEADERS set.
// frame-format off
const unsigned char kH2Input[] = {
0x00, 0x00, 0x01, // Length: 1
0x01, // Type: HEADERS
0x04, // Flags: END_HEADERS
0x00, 0x00, 0x00, 0x01, // Stream: 1
0x8c, // :status: 200
0x00, 0x00, 0x0c, // Length: 12
0x00, // Type: DATA
0x00, // Flags: none
0x00, 0x00, 0x00, 0x01, // Stream: 1
0xde, 0xad, 0xbe, 0xef, // Payload
0xde, 0xad, 0xbe, 0xef, //
0xde, 0xad, 0xbe, 0xef, //
0x00, 0x00, 0x06, // Length: 6
0x01, // Type: HEADERS
0x24, // Flags: END_HEADERS|PRIORITY
0x00, 0x00, 0x00, 0x03, // Stream: 3
0x00, 0x00, 0x00, 0x00, // Parent: 0
0x82, // Weight: 131
0x8c, // :status: 200
0x00, 0x00, 0x08, // Length: 8
0x00, // Type: DATA
0x00, // Flags: none
0x00, 0x00, 0x00, 0x03, // Stream: 3
0xde, 0xad, 0xbe, 0xef, // Payload
0xde, 0xad, 0xbe, 0xef, //
0x00, 0x00, 0x04, // Length: 4
0x00, // Type: DATA
0x00, // Flags: none
0x00, 0x00, 0x00, 0x01, // Stream: 1
0xde, 0xad, 0xbe, 0xef, // Payload
0x00, 0x00, 0x04, // Length: 4
0x03, // Type: RST_STREAM
0x00, // Flags: none
0x00, 0x00, 0x00, 0x01, // Stream: 1
0x00, 0x00, 0x00, 0x08, // Error: CANCEL
0x00, 0x00, 0x00, // Length: 0
0x00, // Type: DATA
0x00, // Flags: none
0x00, 0x00, 0x00, 0x03, // Stream: 3
0x00, 0x00, 0x04, // Length: 4
0x03, // Type: RST_STREAM
0x00, // Flags: none
0x00, 0x00, 0x00, 0x03, // Stream: 3
0x00, 0x00, 0x00, 0x08, // Error: CANCEL
};
// frame-format on
testing::StrictMock<test::MockSpdyFramerVisitor> visitor;
deframer_.set_visitor(&visitor);
testing::InSequence s;
EXPECT_CALL(visitor, OnCommonHeader(1, 1, 0x1, 0x4));
EXPECT_CALL(visitor, OnHeaders(1, false, 0, 0, false, false, true));
EXPECT_CALL(visitor, OnHeaderFrameStart(1));
EXPECT_CALL(visitor, OnHeaderFrameEnd(1));
EXPECT_CALL(visitor, OnCommonHeader(1, 12, 0x0, 0x0));
EXPECT_CALL(visitor, OnDataFrameHeader(1, 12, false));
EXPECT_CALL(visitor, OnStreamFrameData(1, _, 12));
EXPECT_CALL(visitor, OnCommonHeader(3, 6, 0x1, 0x24));
EXPECT_CALL(visitor, OnHeaders(3, true, 131, 0, false, false, true));
EXPECT_CALL(visitor, OnHeaderFrameStart(3));
EXPECT_CALL(visitor, OnHeaderFrameEnd(3));
EXPECT_CALL(visitor, OnCommonHeader(3, 8, 0x0, 0x0));
EXPECT_CALL(visitor, OnDataFrameHeader(3, 8, false))
.WillOnce(
testing::InvokeWithoutArgs([this]() { deframer_.StopProcessing(); }));
// Remaining frames are not processed due to the error.
EXPECT_CALL(
visitor,
OnError(http2::Http2DecoderAdapter::SpdyFramerError::SPDY_STOP_PROCESSING,
"Ignoring further events on this connection."));
size_t processed = deframer_.ProcessInput(
reinterpret_cast<const char*>(kH2Input), sizeof(kH2Input));
EXPECT_LT(processed, sizeof(kH2Input));
}
// Test that the FIN flag on a data frame signifies EOF.
TEST_P(SpdyFramerTest, FinOnDataFrame) {
// Send HEADERS frames with END_HEADERS set.
// frame-format off
const unsigned char kH2Input[] = {
0x00, 0x00, 0x05, // Length: 5
0x01, // Type: HEADERS
0x24, // Flags: END_HEADERS|PRIORITY
0x00, 0x00, 0x00, 0x01, // Stream: 1
0x00, 0x00, 0x00, 0x00, // Parent: 0
0x82, // Weight: 131
0x00, 0x00, 0x01, // Length: 1
0x01, // Type: HEADERS
0x04, // Flags: END_HEADERS
0x00, 0x00, 0x00, 0x01, // Stream: 1
0x8c, // :status: 200
0x00, 0x00, 0x0c, // Length: 12
0x00, // Type: DATA
0x00, // Flags: none
0x00, 0x00, 0x00, 0x01, // Stream: 1
0xde, 0xad, 0xbe, 0xef, // Payload
0xde, 0xad, 0xbe, 0xef, //
0xde, 0xad, 0xbe, 0xef, //
0x00, 0x00, 0x04, // Length: 4
0x00, // Type: DATA
0x01, // Flags: END_STREAM
0x00, 0x00, 0x00, 0x01, // Stream: 1
0xde, 0xad, 0xbe, 0xef, // Payload
};
// frame-format on
TestSpdyVisitor visitor(SpdyFramer::DISABLE_COMPRESSION);
visitor.SimulateInFramer(kH2Input, sizeof(kH2Input));
EXPECT_EQ(0, visitor.error_count_);
EXPECT_EQ(2, visitor.headers_frame_count_);
EXPECT_EQ(16, visitor.data_bytes_);
EXPECT_EQ(0, visitor.fin_frame_count_);
EXPECT_EQ(0, visitor.fin_flag_count_);
EXPECT_EQ(1, visitor.end_of_stream_count_);
EXPECT_EQ(2, visitor.data_frame_count_);
}
TEST_P(SpdyFramerTest, FinOnHeadersFrame) {
// Send HEADERS frames with END_HEADERS set.
// frame-format off
const unsigned char kH2Input[] = {
0x00, 0x00, 0x05, // Length: 5
0x01, // Type: HEADERS
0x24, // Flags: END_HEADERS|PRIORITY
0x00, 0x00, 0x00, 0x01, // Stream: 1
0x00, 0x00, 0x00, 0x00, // Parent: 0
0x82, // Weight: 131
0x00, 0x00, 0x01, // Length: 1
0x01, // Type: HEADERS
0x05, // Flags: END_STREAM|END_HEADERS
0x00, 0x00, 0x00, 0x01, // Stream: 1
0x8c, // :status: 200
};
// frame-format on
TestSpdyVisitor visitor(SpdyFramer::DISABLE_COMPRESSION);
visitor.SimulateInFramer(kH2Input, sizeof(kH2Input));
EXPECT_EQ(0, visitor.error_count_);
EXPECT_EQ(2, visitor.headers_frame_count_);
EXPECT_EQ(0, visitor.data_bytes_);
EXPECT_EQ(0, visitor.fin_frame_count_);
EXPECT_EQ(1, visitor.fin_flag_count_);
EXPECT_EQ(1, visitor.end_of_stream_count_);
EXPECT_EQ(0, visitor.data_frame_count_);
}
// Verify we can decompress the stream even if handed over to the
// framer 1 byte at a time.
TEST_P(SpdyFramerTest, UnclosedStreamDataCompressorsOneByteAtATime) {
const char kHeader1[] = "header1";
const char kHeader2[] = "header2";
const char kValue1[] = "value1";
const char kValue2[] = "value2";
SpdyHeadersIR headers(/* stream_id = */ 1);
headers.SetHeader(kHeader1, kValue1);
headers.SetHeader(kHeader2, kValue2);
SpdySerializedFrame headers_frame(SpdyFramerPeer::SerializeHeaders(
&framer_, headers, use_output_ ? &output_ : nullptr));
const char bytes[] = "this is a test test test test test!";
SpdyDataIR data_ir(/* stream_id = */ 1,
absl::string_view(bytes, ABSL_ARRAYSIZE(bytes)));
data_ir.set_fin(true);
SpdySerializedFrame send_frame(framer_.SerializeData(data_ir));
// Run the inputs through the framer.
TestSpdyVisitor visitor(SpdyFramer::ENABLE_COMPRESSION);
const unsigned char* data;
data = reinterpret_cast<const unsigned char*>(headers_frame.data());
for (size_t idx = 0; idx < headers_frame.size(); ++idx) {
visitor.SimulateInFramer(data + idx, 1);
ASSERT_EQ(0, visitor.error_count_);
}
data = reinterpret_cast<const unsigned char*>(send_frame.data());
for (size_t idx = 0; idx < send_frame.size(); ++idx) {
visitor.SimulateInFramer(data + idx, 1);
ASSERT_EQ(0, visitor.error_count_);
}
EXPECT_EQ(0, visitor.error_count_);
EXPECT_EQ(1, visitor.headers_frame_count_);
EXPECT_EQ(ABSL_ARRAYSIZE(bytes), static_cast<unsigned>(visitor.data_bytes_));
EXPECT_EQ(0, visitor.fin_frame_count_);
EXPECT_EQ(0, visitor.fin_flag_count_);
EXPECT_EQ(1, visitor.end_of_stream_count_);
EXPECT_EQ(1, visitor.data_frame_count_);
}
TEST_P(SpdyFramerTest, WindowUpdateFrame) {
SpdyWindowUpdateIR window_update(/* stream_id = */ 1,
/* delta = */ 0x12345678);
SpdySerializedFrame frame(framer_.SerializeWindowUpdate(window_update));
if (use_output_) {
ASSERT_TRUE(framer_.SerializeWindowUpdate(window_update, &output_));
frame = SpdySerializedFrame(output_.Begin(), output_.Size(), false);
}
const char kDescription[] = "WINDOW_UPDATE frame, stream 1, delta 0x12345678";
const unsigned char kH2FrameData[] = {
0x00, 0x00, 0x04, // Length: 4
0x08, // Type: WINDOW_UPDATE
0x00, // Flags: none
0x00, 0x00, 0x00, 0x01, // Stream: 1
0x12, 0x34, 0x56, 0x78, // Increment: 305419896
};
CompareFrame(kDescription, frame, kH2FrameData, ABSL_ARRAYSIZE(kH2FrameData));
}
TEST_P(SpdyFramerTest, CreateDataFrame) {
{
const char kDescription[] = "'hello' data frame, no FIN";
// frame-format off
const unsigned char kH2FrameData[] = {
0x00, 0x00, 0x05, // Length: 5
0x00, // Type: DATA
0x00, // Flags: none
0x00, 0x00, 0x00, 0x01, // Stream: 1
'h', 'e', 'l', 'l', // Payload
'o', //
};
// frame-format on
const char bytes[] = "hello";
SpdyDataIR data_ir(/* stream_id = */ 1, bytes);
SpdySerializedFrame frame(framer_.SerializeData(data_ir));
CompareFrame(kDescription, frame, kH2FrameData,
ABSL_ARRAYSIZE(kH2FrameData));
SpdyDataIR data_header_ir(/* stream_id = */ 1);
data_header_ir.SetDataShallow(bytes);
frame =
framer_.SerializeDataFrameHeaderWithPaddingLengthField(data_header_ir);
CompareCharArraysWithHexError(
kDescription, reinterpret_cast<const unsigned char*>(frame.data()),
kDataFrameMinimumSize, kH2FrameData, kDataFrameMinimumSize);
}
{
const char kDescription[] = "'hello' data frame with more padding, no FIN";
// clang-format off
// frame-format off
const unsigned char kH2FrameData[] = {
0x00, 0x00, 0xfd, // Length: 253
0x00, // Type: DATA
0x08, // Flags: PADDED
0x00, 0x00, 0x00, 0x01, // Stream: 1
0xf7, // PadLen: 247 trailing bytes
'h', 'e', 'l', 'l', // Payload
'o', //
// Padding of 247 0x00(s).
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
};
// frame-format on
// clang-format on
const char bytes[] = "hello";
SpdyDataIR data_ir(/* stream_id = */ 1, bytes);
// 247 zeros and the pad length field make the overall padding to be 248
// bytes.
data_ir.set_padding_len(248);
SpdySerializedFrame frame(framer_.SerializeData(data_ir));
CompareFrame(kDescription, frame, kH2FrameData,
ABSL_ARRAYSIZE(kH2FrameData));
frame = framer_.SerializeDataFrameHeaderWithPaddingLengthField(data_ir);
CompareCharArraysWithHexError(
kDescription, reinterpret_cast<const unsigned char*>(frame.data()),
kDataFrameMinimumSize, kH2FrameData, kDataFrameMinimumSize);
}
{
const char kDescription[] = "'hello' data frame with few padding, no FIN";
// frame-format off
const unsigned char kH2FrameData[] = {
0x00, 0x00, 0x0d, // Length: 13
0x00, // Type: DATA
0x08, // Flags: PADDED
0x00, 0x00, 0x00, 0x01, // Stream: 1
0x07, // PadLen: 7 trailing bytes
'h', 'e', 'l', 'l', // Payload
'o', //
0x00, 0x00, 0x00, 0x00, // Padding
0x00, 0x00, 0x00, // Padding
};
// frame-format on
const char bytes[] = "hello";
SpdyDataIR data_ir(/* stream_id = */ 1, bytes);
// 7 zeros and the pad length field make the overall padding to be 8 bytes.
data_ir.set_padding_len(8);
SpdySerializedFrame frame(framer_.SerializeData(data_ir));
CompareFrame(kDescription, frame, kH2FrameData,
ABSL_ARRAYSIZE(kH2FrameData));
frame = framer_.SerializeDataFrameHeaderWithPaddingLengthField(data_ir);
CompareCharArraysWithHexError(
kDescription, reinterpret_cast<const unsigned char*>(frame.data()),
kDataFrameMinimumSize, kH2FrameData, kDataFrameMinimumSize);
}
{
const char kDescription[] =
"'hello' data frame with 1 byte padding, no FIN";
// frame-format off
const unsigned char kH2FrameData[] = {
0x00, 0x00, 0x06, // Length: 6
0x00, // Type: DATA
0x08, // Flags: PADDED
0x00, 0x00, 0x00, 0x01, // Stream: 1
0x00, // PadLen: 0 trailing bytes
'h', 'e', 'l', 'l', // Payload
'o', //
};
// frame-format on
const char bytes[] = "hello";
SpdyDataIR data_ir(/* stream_id = */ 1, bytes);
// The pad length field itself is used for the 1-byte padding and no padding
// payload is needed.
data_ir.set_padding_len(1);
SpdySerializedFrame frame(framer_.SerializeData(data_ir));
CompareFrame(kDescription, frame, kH2FrameData,
ABSL_ARRAYSIZE(kH2FrameData));
frame = framer_.SerializeDataFrameHeaderWithPaddingLengthField(data_ir);
CompareCharArraysWithHexError(
kDescription, reinterpret_cast<const unsigned char*>(frame.data()),
kDataFrameMinimumSize, kH2FrameData, kDataFrameMinimumSize);
}
{
const char kDescription[] = "Data frame with negative data byte, no FIN";
const unsigned char kH2FrameData[] = {
0x00, 0x00, 0x01, // Length: 1
0x00, // Type: DATA
0x00, // Flags: none
0x00, 0x00, 0x00, 0x01, // Stream: 1
0xff, // Payload
};
SpdyDataIR data_ir(/* stream_id = */ 1, "\xff");
SpdySerializedFrame frame(framer_.SerializeData(data_ir));
CompareFrame(kDescription, frame, kH2FrameData,
ABSL_ARRAYSIZE(kH2FrameData));
}
{
const char kDescription[] = "'hello' data frame, with FIN";
const unsigned char kH2FrameData[] = {
0x00, 0x00, 0x05, // Length: 5
0x00, // Type: DATA
0x01, // Flags: END_STREAM
0x00, 0x00, 0x00, 0x01, // Stream: 1
0x68, 0x65, 0x6c, 0x6c, // Payload
0x6f, //
};
SpdyDataIR data_ir(/* stream_id = */ 1, "hello");
data_ir.set_fin(true);
SpdySerializedFrame frame(framer_.SerializeData(data_ir));
CompareFrame(kDescription, frame, kH2FrameData,
ABSL_ARRAYSIZE(kH2FrameData));
}
{
const char kDescription[] = "Empty data frame";
const unsigned char kH2FrameData[] = {
0x00, 0x00, 0x00, // Length: 0
0x00, // Type: DATA
0x00, // Flags: none
0x00, 0x00, 0x00, 0x01, // Stream: 1
};
SpdyDataIR data_ir(/* stream_id = */ 1, "");
SpdySerializedFrame frame(framer_.SerializeData(data_ir));
CompareFrame(kDescription, frame, kH2FrameData,
ABSL_ARRAYSIZE(kH2FrameData));
frame = framer_.SerializeDataFrameHeaderWithPaddingLengthField(data_ir);
CompareCharArraysWithHexError(
kDescription, reinterpret_cast<const unsigned char*>(frame.data()),
kDataFrameMinimumSize, kH2FrameData, kDataFrameMinimumSize);
}
{
const char kDescription[] = "Data frame with max stream ID";
const unsigned char kH2FrameData[] = {
0x00, 0x00, 0x05, // Length: 5
0x00, // Type: DATA
0x01, // Flags: END_STREAM
0x7f, 0xff, 0xff, 0xff, // Stream: 0x7fffffff
0x68, 0x65, 0x6c, 0x6c, // Payload
0x6f, //
};
SpdyDataIR data_ir(/* stream_id = */ 0x7fffffff, "hello");
data_ir.set_fin(true);
SpdySerializedFrame frame(framer_.SerializeData(data_ir));
CompareFrame(kDescription, frame, kH2FrameData,
ABSL_ARRAYSIZE(kH2FrameData));
}
}
TEST_P(SpdyFramerTest, CreateRstStream) {
{
const char kDescription[] = "RST_STREAM frame";
const unsigned char kH2FrameData[] = {
0x00, 0x00, 0x04, // Length: 4
0x03, // Type: RST_STREAM
0x00, // Flags: none
0x00, 0x00, 0x00, 0x01, // Stream: 1
0x00, 0x00, 0x00, 0x01, // Error: PROTOCOL_ERROR
};
SpdyRstStreamIR rst_stream(/* stream_id = */ 1, ERROR_CODE_PROTOCOL_ERROR);
SpdySerializedFrame frame(framer_.SerializeRstStream(rst_stream));
if (use_output_) {
ASSERT_TRUE(framer_.SerializeRstStream(rst_stream, &output_));
frame = SpdySerializedFrame(output_.Begin(), output_.Size(), false);
}
CompareFrame(kDescription, frame, kH2FrameData,
ABSL_ARRAYSIZE(kH2FrameData));
}
{
const char kDescription[] = "RST_STREAM frame with max stream ID";
const unsigned char kH2FrameData[] = {
0x00, 0x00, 0x04, // Length: 4
0x03, // Type: RST_STREAM
0x00, // Flags: none
0x7f, 0xff, 0xff, 0xff, // Stream: 0x7fffffff
0x00, 0x00, 0x00, 0x01, // Error: PROTOCOL_ERROR
};
SpdyRstStreamIR rst_stream(/* stream_id = */ 0x7FFFFFFF,
ERROR_CODE_PROTOCOL_ERROR);
SpdySerializedFrame frame(framer_.SerializeRstStream(rst_stream));
if (use_output_) {
output_.Reset();
ASSERT_TRUE(framer_.SerializeRstStream(rst_stream, &output_));
frame = SpdySerializedFrame(output_.Begin(), output_.Size(), false);
}
CompareFrame(kDescription, frame, kH2FrameData,
ABSL_ARRAYSIZE(kH2FrameData));
}
{
const char kDescription[] = "RST_STREAM frame with max status code";
const unsigned char kH2FrameData[] = {
0x00, 0x00, 0x04, // Length: 4
0x03, // Type: RST_STREAM
0x00, // Flags: none
0x7f, 0xff, 0xff, 0xff, // Stream: 0x7fffffff
0x00, 0x00, 0x00, 0x02, // Error: INTERNAL_ERROR
};
SpdyRstStreamIR rst_stream(/* stream_id = */ 0x7FFFFFFF,
ERROR_CODE_INTERNAL_ERROR);
SpdySerializedFrame frame(framer_.SerializeRstStream(rst_stream));
if (use_output_) {
output_.Reset();
ASSERT_TRUE(framer_.SerializeRstStream(rst_stream, &output_));
frame = SpdySerializedFrame(output_.Begin(), output_.Size(), false);
}
CompareFrame(kDescription, frame, kH2FrameData,
ABSL_ARRAYSIZE(kH2FrameData));
}
}
TEST_P(SpdyFramerTest, CreateSettings) {
{
const char kDescription[] = "Network byte order SETTINGS frame";
const unsigned char kH2FrameData[] = {
0x00, 0x00, 0x06, // Length: 6
0x04, // Type: SETTINGS
0x00, // Flags: none
0x00, 0x00, 0x00, 0x00, // Stream: 0
0x00, 0x04, // Param: INITIAL_WINDOW_SIZE
0x0a, 0x0b, 0x0c, 0x0d, // Value: 168496141
};
uint32_t kValue = 0x0a0b0c0d;
SpdySettingsIR settings_ir;
SpdyKnownSettingsId kId = SETTINGS_INITIAL_WINDOW_SIZE;
settings_ir.AddSetting(kId, kValue);
SpdySerializedFrame frame(framer_.SerializeSettings(settings_ir));
if (use_output_) {
ASSERT_TRUE(framer_.SerializeSettings(settings_ir, &output_));
frame = SpdySerializedFrame(output_.Begin(), output_.Size(), false);
}
CompareFrame(kDescription, frame, kH2FrameData,
ABSL_ARRAYSIZE(kH2FrameData));
}
{
const char kDescription[] = "Basic SETTINGS frame";
// These end up seemingly out of order because of the way that our internal
// ordering for settings_ir works. HTTP2 has no requirement on ordering on
// the wire.
const unsigned char kH2FrameData[] = {
0x00, 0x00, 0x18, // Length: 24
0x04, // Type: SETTINGS
0x00, // Flags: none
0x00, 0x00, 0x00, 0x00, // Stream: 0
0x00, 0x01, // Param: HEADER_TABLE_SIZE
0x00, 0x00, 0x00, 0x05, // Value: 5
0x00, 0x02, // Param: ENABLE_PUSH
0x00, 0x00, 0x00, 0x06, // Value: 6
0x00, 0x03, // Param: MAX_CONCURRENT_STREAMS
0x00, 0x00, 0x00, 0x07, // Value: 7
0x00, 0x04, // Param: INITIAL_WINDOW_SIZE
0x00, 0x00, 0x00, 0x08, // Value: 8
};
SpdySettingsIR settings_ir;
settings_ir.AddSetting(SETTINGS_HEADER_TABLE_SIZE, 5);
settings_ir.AddSetting(SETTINGS_ENABLE_PUSH, 6);
settings_ir.AddSetting(SETTINGS_MAX_CONCURRENT_STREAMS, 7);
settings_ir.AddSetting(SETTINGS_INITIAL_WINDOW_SIZE, 8);
SpdySerializedFrame frame(framer_.SerializeSettings(settings_ir));
if (use_output_) {
output_.Reset();
ASSERT_TRUE(framer_.SerializeSettings(settings_ir, &output_));
frame = SpdySerializedFrame(output_.Begin(), output_.Size(), false);
}
CompareFrame(kDescription, frame, kH2FrameData,
ABSL_ARRAYSIZE(kH2FrameData));
}
{
const char kDescription[] = "Empty SETTINGS frame";
const unsigned char kH2FrameData[] = {
0x00, 0x00, 0x00, // Length: 0
0x04, // Type: SETTINGS
0x00, // Flags: none
0x00, 0x00, 0x00, 0x00, // Stream: 0
};
SpdySettingsIR settings_ir;
SpdySerializedFrame frame(framer_.SerializeSettings(settings_ir));
if (use_output_) {
output_.Reset();
ASSERT_TRUE(framer_.SerializeSettings(settings_ir, &output_));
frame = SpdySerializedFrame(output_.Begin(), output_.Size(), false);
}
CompareFrame(kDescription, frame, kH2FrameData,
ABSL_ARRAYSIZE(kH2FrameData));
}
}
TEST_P(SpdyFramerTest, CreatePingFrame) {
{
const char kDescription[] = "PING frame";
const unsigned char kH2FrameData[] = {
0x00, 0x00, 0x08, // Length: 8
0x06, // Type: PING
0x00, // Flags: none
0x00, 0x00, 0x00, 0x00, // Stream: 0
0x12, 0x34, 0x56, 0x78, // Opaque
0x9a, 0xbc, 0xde, 0xff, // Data
};
const unsigned char kH2FrameDataWithAck[] = {
0x00, 0x00, 0x08, // Length: 8
0x06, // Type: PING
0x01, // Flags: ACK
0x00, 0x00, 0x00, 0x00, // Stream: 0
0x12, 0x34, 0x56, 0x78, // Opaque
0x9a, 0xbc, 0xde, 0xff, // Data
};
const SpdyPingId kPingId = 0x123456789abcdeffULL;
SpdyPingIR ping_ir(kPingId);
// Tests SpdyPingIR when the ping is not an ack.
ASSERT_FALSE(ping_ir.is_ack());
SpdySerializedFrame frame(framer_.SerializePing(ping_ir));
if (use_output_) {
ASSERT_TRUE(framer_.SerializePing(ping_ir, &output_));
frame = SpdySerializedFrame(output_.Begin(), output_.Size(), false);
}
CompareFrame(kDescription, frame, kH2FrameData,
ABSL_ARRAYSIZE(kH2FrameData));
// Tests SpdyPingIR when the ping is an ack.
ping_ir.set_is_ack(true);
frame = framer_.SerializePing(ping_ir);
if (use_output_) {
output_.Reset();
ASSERT_TRUE(framer_.SerializePing(ping_ir, &output_));
frame = SpdySerializedFrame(output_.Begin(), output_.Size(), false);
}
CompareFrame(kDescription, frame, kH2FrameDataWithAck,
ABSL_ARRAYSIZE(kH2FrameDataWithAck));
}
}
TEST_P(SpdyFramerTest, CreateGoAway) {
{
const char kDescription[] = "GOAWAY frame";
const unsigned char kH2FrameData[] = {
0x00, 0x00, 0x0a, // Length: 10
0x07, // Type: GOAWAY
0x00, // Flags: none
0x00, 0x00, 0x00, 0x00, // Stream: 0
0x00, 0x00, 0x00, 0x00, // Last: 0
0x00, 0x00, 0x00, 0x00, // Error: NO_ERROR
0x47, 0x41, // Description
};
SpdyGoAwayIR goaway_ir(/* last_good_stream_id = */ 0, ERROR_CODE_NO_ERROR,
"GA");
SpdySerializedFrame frame(framer_.SerializeGoAway(goaway_ir));
if (use_output_) {
ASSERT_TRUE(framer_.SerializeGoAway(goaway_ir, &output_));
frame = SpdySerializedFrame(output_.Begin(), output_.Size(), false);
}
CompareFrame(kDescription, frame, kH2FrameData,
ABSL_ARRAYSIZE(kH2FrameData));
}
{
const char kDescription[] = "GOAWAY frame with max stream ID, status";
const unsigned char kH2FrameData[] = {
0x00, 0x00, 0x0a, // Length: 10
0x07, // Type: GOAWAY
0x00, // Flags: none
0x00, 0x00, 0x00, 0x00, // Stream: 0
0x7f, 0xff, 0xff, 0xff, // Last: 0x7fffffff
0x00, 0x00, 0x00, 0x02, // Error: INTERNAL_ERROR
0x47, 0x41, // Description
};
SpdyGoAwayIR goaway_ir(/* last_good_stream_id = */ 0x7FFFFFFF,
ERROR_CODE_INTERNAL_ERROR, "GA");
SpdySerializedFrame frame(framer_.SerializeGoAway(goaway_ir));
if (use_output_) {
output_.Reset();
ASSERT_TRUE(framer_.SerializeGoAway(goaway_ir, &output_));
frame = SpdySerializedFrame(output_.Begin(), output_.Size(), false);
}
CompareFrame(kDescription, frame, kH2FrameData,
ABSL_ARRAYSIZE(kH2FrameData));
}
}
TEST_P(SpdyFramerTest, CreateHeadersUncompressed) {
SpdyFramer framer(SpdyFramer::DISABLE_COMPRESSION);
{
const char kDescription[] = "HEADERS frame, no FIN";
// frame-format off
const unsigned char kH2FrameData[] = {
0x00, 0x00, 0x12, // Length: 18
0x01, // Type: HEADERS
0x04, // Flags: END_HEADERS
0x00, 0x00, 0x00, 0x01, // Stream: 1
0x00, // Unindexed Entry
0x03, // Name Len: 3
0x62, 0x61, 0x72, // bar
0x03, // Value Len: 3
0x66, 0x6f, 0x6f, // foo
0x00, // Unindexed Entry
0x03, // Name Len: 3
0x66, 0x6f, 0x6f, // foo
0x03, // Value Len: 3
0x62, 0x61, 0x72, // bar
};
// frame-format on
SpdyHeadersIR headers(/* stream_id = */ 1);
headers.SetHeader("bar", "foo");
headers.SetHeader("foo", "bar");
SpdySerializedFrame frame(SpdyFramerPeer::SerializeHeaders(
&framer, headers, use_output_ ? &output_ : nullptr));
CompareFrame(kDescription, frame, kH2FrameData,
ABSL_ARRAYSIZE(kH2FrameData));
}
{
const char kDescription[] =
"HEADERS frame with a 0-length header name, FIN, max stream ID";
// frame-format off
const unsigned char kH2FrameData[] = {
0x00, 0x00, 0x0f, // Length: 15
0x01, // Type: HEADERS
0x05, // Flags: END_STREAM|END_HEADERS
0x7f, 0xff, 0xff, 0xff, // Stream: 2147483647
0x00, // Unindexed Entry
0x00, // Name Len: 0
0x03, // Value Len: 3
0x66, 0x6f, 0x6f, // foo
0x00, // Unindexed Entry
0x03, // Name Len: 3
0x66, 0x6f, 0x6f, // foo
0x03, // Value Len: 3
0x62, 0x61, 0x72, // bar
};
// frame-format on
SpdyHeadersIR headers(/* stream_id = */ 0x7fffffff);
headers.set_fin(true);
headers.SetHeader("", "foo");
headers.SetHeader("foo", "bar");
SpdySerializedFrame frame(SpdyFramerPeer::SerializeHeaders(
&framer, headers, use_output_ ? &output_ : nullptr));
CompareFrame(kDescription, frame, kH2FrameData,
ABSL_ARRAYSIZE(kH2FrameData));
}
{
const char kDescription[] =
"HEADERS frame with a 0-length header val, FIN, max stream ID";
// frame-format off
const unsigned char kH2FrameData[] = {
0x00, 0x00, 0x0f, // Length: 15
0x01, // Type: HEADERS
0x05, // Flags: END_STREAM|END_HEADERS
0x7f, 0xff, 0xff, 0xff, // Stream: 2147483647
0x00, // Unindexed Entry
0x03, // Name Len: 3
0x62, 0x61, 0x72, // bar
0x03, // Value Len: 3
0x66, 0x6f, 0x6f, // foo
0x00, // Unindexed Entry
0x03, // Name Len: 3
0x66, 0x6f, 0x6f, // foo
0x00, // Value Len: 0
};
// frame-format on
SpdyHeadersIR headers_ir(/* stream_id = */ 0x7fffffff);
headers_ir.set_fin(true);
headers_ir.SetHeader("bar", "foo");
headers_ir.SetHeader("foo", "");
SpdySerializedFrame frame(SpdyFramerPeer::SerializeHeaders(
&framer, headers_ir, use_output_ ? &output_ : nullptr));
CompareFrame(kDescription, frame, kH2FrameData,
ABSL_ARRAYSIZE(kH2FrameData));
}
{
const char kDescription[] =
"HEADERS frame with a 0-length header val, FIN, max stream ID, pri";
// frame-format off
const unsigned char kH2FrameData[] = {
0x00, 0x00, 0x14, // Length: 20
0x01, // Type: HEADERS
0x25, // Flags: END_STREAM|END_HEADERS|PRIORITY
0x7f, 0xff, 0xff, 0xff, // Stream: 2147483647
0x00, 0x00, 0x00, 0x00, // Parent: 0
0xdb, // Weight: 220
0x00, // Unindexed Entry
0x03, // Name Len: 3
0x62, 0x61, 0x72, // bar
0x03, // Value Len: 3
0x66, 0x6f, 0x6f, // foo
0x00, // Unindexed Entry
0x03, // Name Len: 3
0x66, 0x6f, 0x6f, // foo
0x00, // Value Len: 0
};
// frame-format on
SpdyHeadersIR headers_ir(/* stream_id = */ 0x7fffffff);
headers_ir.set_fin(true);
headers_ir.set_has_priority(true);
headers_ir.set_weight(220);
headers_ir.SetHeader("bar", "foo");
headers_ir.SetHeader("foo", "");
SpdySerializedFrame frame(SpdyFramerPeer::SerializeHeaders(
&framer, headers_ir, use_output_ ? &output_ : nullptr));
CompareFrame(kDescription, frame, kH2FrameData,
ABSL_ARRAYSIZE(kH2FrameData));
}
{
const char kDescription[] =
"HEADERS frame with a 0-length header val, FIN, max stream ID, pri, "
"exclusive=true, parent_stream=0";
// frame-format off
const unsigned char kV4FrameData[] = {
0x00, 0x00, 0x14, // Length: 20
0x01, // Type: HEADERS
0x25, // Flags: END_STREAM|END_HEADERS|PRIORITY
0x7f, 0xff, 0xff, 0xff, // Stream: 2147483647
0x80, 0x00, 0x00, 0x00, // Parent: 0 (Exclusive)
0xdb, // Weight: 220
0x00, // Unindexed Entry
0x03, // Name Len: 3
0x62, 0x61, 0x72, // bar
0x03, // Value Len: 3
0x66, 0x6f, 0x6f, // foo
0x00, // Unindexed Entry
0x03, // Name Len: 3
0x66, 0x6f, 0x6f, // foo
0x00, // Value Len: 0
};
// frame-format on
SpdyHeadersIR headers_ir(/* stream_id = */ 0x7fffffff);
headers_ir.set_fin(true);
headers_ir.set_has_priority(true);
headers_ir.set_weight(220);
headers_ir.set_exclusive(true);
headers_ir.set_parent_stream_id(0);
headers_ir.SetHeader("bar", "foo");
headers_ir.SetHeader("foo", "");
SpdySerializedFrame frame(SpdyFramerPeer::SerializeHeaders(
&framer, headers_ir, use_output_ ? &output_ : nullptr));
CompareFrame(kDescription, frame, kV4FrameData,
ABSL_ARRAYSIZE(kV4FrameData));
}
{
const char kDescription[] =
"HEADERS frame with a 0-length header val, FIN, max stream ID, pri, "
"exclusive=false, parent_stream=max stream ID";
// frame-format off
const unsigned char kV4FrameData[] = {
0x00, 0x00, 0x14, // Length: 20
0x01, // Type: HEADERS
0x25, // Flags: END_STREAM|END_HEADERS|PRIORITY
0x7f, 0xff, 0xff, 0xff, // Stream: 2147483647
0x7f, 0xff, 0xff, 0xff, // Parent: 2147483647
0xdb, // Weight: 220
0x00, // Unindexed Entry
0x03, // Name Len: 3
0x62, 0x61, 0x72, // bar
0x03, // Value Len: 3
0x66, 0x6f, 0x6f, // foo
0x00, // Unindexed Entry
0x03, // Name Len: 3
0x66, 0x6f, 0x6f, // foo
0x00, // Value Len: 0
};
// frame-format on
SpdyHeadersIR headers_ir(/* stream_id = */ 0x7fffffff);
headers_ir.set_fin(true);
headers_ir.set_has_priority(true);
headers_ir.set_weight(220);
headers_ir.set_exclusive(false);
headers_ir.set_parent_stream_id(0x7fffffff);
headers_ir.SetHeader("bar", "foo");
headers_ir.SetHeader("foo", "");
SpdySerializedFrame frame(SpdyFramerPeer::SerializeHeaders(
&framer, headers_ir, use_output_ ? &output_ : nullptr));
CompareFrame(kDescription, frame, kV4FrameData,
ABSL_ARRAYSIZE(kV4FrameData));
}
{
const char kDescription[] =
"HEADERS frame with a 0-length header name, FIN, max stream ID, padded";
// frame-format off
const unsigned char kH2FrameData[] = {
0x00, 0x00, 0x15, // Length: 21
0x01, // Type: HEADERS
0x0d, // Flags: END_STREAM|END_HEADERS|PADDED
0x7f, 0xff, 0xff, 0xff, // Stream: 2147483647
0x05, // PadLen: 5 trailing bytes
0x00, // Unindexed Entry
0x00, // Name Len: 0
0x03, // Value Len: 3
0x66, 0x6f, 0x6f, // foo
0x00, // Unindexed Entry
0x03, // Name Len: 3
0x66, 0x6f, 0x6f, // foo
0x03, // Value Len: 3
0x62, 0x61, 0x72, // bar
0x00, 0x00, 0x00, 0x00, // Padding
0x00, // Padding
};
// frame-format on
SpdyHeadersIR headers_ir(/* stream_id = */ 0x7fffffff);
headers_ir.set_fin(true);
headers_ir.SetHeader("", "foo");
headers_ir.SetHeader("foo", "bar");
headers_ir.set_padding_len(6);
SpdySerializedFrame frame(SpdyFramerPeer::SerializeHeaders(
&framer, headers_ir, use_output_ ? &output_ : nullptr));
CompareFrame(kDescription, frame, kH2FrameData,
ABSL_ARRAYSIZE(kH2FrameData));
}
}
TEST_P(SpdyFramerTest, CreateWindowUpdate) {
{
const char kDescription[] = "WINDOW_UPDATE frame";
const unsigned char kH2FrameData[] = {
0x00, 0x00, 0x04, // Length: 4
0x08, // Type: WINDOW_UPDATE
0x00, // Flags: none
0x00, 0x00, 0x00, 0x01, // Stream: 1
0x00, 0x00, 0x00, 0x01, // Increment: 1
};
SpdySerializedFrame frame(framer_.SerializeWindowUpdate(
SpdyWindowUpdateIR(/* stream_id = */ 1, /* delta = */ 1)));
if (use_output_) {
output_.Reset();
ASSERT_TRUE(framer_.SerializeWindowUpdate(
SpdyWindowUpdateIR(/* stream_id = */ 1, /* delta = */ 1), &output_));
frame = SpdySerializedFrame(output_.Begin(), output_.Size(), false);
}
CompareFrame(kDescription, frame, kH2FrameData,
ABSL_ARRAYSIZE(kH2FrameData));
}
{
const char kDescription[] = "WINDOW_UPDATE frame with max stream ID";
const unsigned char kH2FrameData[] = {
0x00, 0x00, 0x04, // Length: 4
0x08, // Type: WINDOW_UPDATE
0x00, // Flags: none
0x7f, 0xff, 0xff, 0xff, // Stream: 0x7fffffff
0x00, 0x00, 0x00, 0x01, // Increment: 1
};
SpdySerializedFrame frame(framer_.SerializeWindowUpdate(
SpdyWindowUpdateIR(/* stream_id = */ 0x7FFFFFFF, /* delta = */ 1)));
if (use_output_) {
output_.Reset();
ASSERT_TRUE(framer_.SerializeWindowUpdate(
SpdyWindowUpdateIR(/* stream_id = */ 0x7FFFFFFF, /* delta = */ 1),
&output_));
frame = SpdySerializedFrame(output_.Begin(), output_.Size(), false);
}
CompareFrame(kDescription, frame, kH2FrameData,
ABSL_ARRAYSIZE(kH2FrameData));
}
{
const char kDescription[] = "WINDOW_UPDATE frame with max window delta";
const unsigned char kH2FrameData[] = {
0x00, 0x00, 0x04, // Length: 4
0x08, // Type: WINDOW_UPDATE
0x00, // Flags: none
0x00, 0x00, 0x00, 0x01, // Stream: 1
0x7f, 0xff, 0xff, 0xff, // Increment: 0x7fffffff
};
SpdySerializedFrame frame(framer_.SerializeWindowUpdate(
SpdyWindowUpdateIR(/* stream_id = */ 1, /* delta = */ 0x7FFFFFFF)));
if (use_output_) {
output_.Reset();
ASSERT_TRUE(framer_.SerializeWindowUpdate(
SpdyWindowUpdateIR(/* stream_id = */ 1, /* delta = */ 0x7FFFFFFF),
&output_));
frame = SpdySerializedFrame(output_.Begin(), output_.Size(), false);
}
CompareFrame(kDescription, frame, kH2FrameData,
ABSL_ARRAYSIZE(kH2FrameData));
}
}
TEST_P(SpdyFramerTest, CreatePushPromiseUncompressed) {
{
// Test framing PUSH_PROMISE without padding.
SpdyFramer framer(SpdyFramer::DISABLE_COMPRESSION);
const char kDescription[] = "PUSH_PROMISE frame without padding";
// frame-format off
const unsigned char kFrameData[] = {
0x00, 0x00, 0x16, // Length: 22
0x05, // Type: PUSH_PROMISE
0x04, // Flags: END_HEADERS
0x00, 0x00, 0x00, 0x29, // Stream: 41
0x00, 0x00, 0x00, 0x3a, // Promise: 58
0x00, // Unindexed Entry
0x03, // Name Len: 3
0x62, 0x61, 0x72, // bar
0x03, // Value Len: 3
0x66, 0x6f, 0x6f, // foo
0x00, // Unindexed Entry
0x03, // Name Len: 3
0x66, 0x6f, 0x6f, // foo
0x03, // Value Len: 3
0x62, 0x61, 0x72, // bar
};
// frame-format on
SpdyPushPromiseIR push_promise(/* stream_id = */ 41,
/* promised_stream_id = */ 58);
push_promise.SetHeader("bar", "foo");
push_promise.SetHeader("foo", "bar");
SpdySerializedFrame frame(SpdyFramerPeer::SerializePushPromise(
&framer, push_promise, use_output_ ? &output_ : nullptr));
CompareFrame(kDescription, frame, kFrameData, ABSL_ARRAYSIZE(kFrameData));
}
{
// Test framing PUSH_PROMISE with one byte of padding.
SpdyFramer framer(SpdyFramer::DISABLE_COMPRESSION);
const char kDescription[] = "PUSH_PROMISE frame with one byte of padding";
// frame-format off
const unsigned char kFrameData[] = {
0x00, 0x00, 0x17, // Length: 23
0x05, // Type: PUSH_PROMISE
0x0c, // Flags: END_HEADERS|PADDED
0x00, 0x00, 0x00, 0x29, // Stream: 41
0x00, // PadLen: 0 trailing bytes
0x00, 0x00, 0x00, 0x3a, // Promise: 58
0x00, // Unindexed Entry
0x03, // Name Len: 3
0x62, 0x61, 0x72, // bar
0x03, // Value Len: 3
0x66, 0x6f, 0x6f, // foo
0x00, // Unindexed Entry
0x03, // Name Len: 3
0x66, 0x6f, 0x6f, // foo
0x03, // Value Len: 3
0x62, 0x61, 0x72, // bar
};
// frame-format on
SpdyPushPromiseIR push_promise(/* stream_id = */ 41,
/* promised_stream_id = */ 58);
push_promise.set_padding_len(1);
push_promise.SetHeader("bar", "foo");
push_promise.SetHeader("foo", "bar");
output_.Reset();
SpdySerializedFrame frame(SpdyFramerPeer::SerializePushPromise(
&framer, push_promise, use_output_ ? &output_ : nullptr));
CompareFrame(kDescription, frame, kFrameData, ABSL_ARRAYSIZE(kFrameData));
}
{
// Test framing PUSH_PROMISE with 177 bytes of padding.
SpdyFramer framer(SpdyFramer::DISABLE_COMPRESSION);
const char kDescription[] = "PUSH_PROMISE frame with 177 bytes of padding";
// frame-format off
// clang-format off
const unsigned char kFrameData[] = {
0x00, 0x00, 0xc7, // Length: 199
0x05, // Type: PUSH_PROMISE
0x0c, // Flags: END_HEADERS|PADDED
0x00, 0x00, 0x00, 0x2a, // Stream: 42
0xb0, // PadLen: 176 trailing bytes
0x00, 0x00, 0x00, 0x39, // Promise: 57
0x00, // Unindexed Entry
0x03, // Name Len: 3
0x62, 0x61, 0x72, // bar
0x03, // Value Len: 3
0x66, 0x6f, 0x6f, // foo
0x00, // Unindexed Entry
0x03, // Name Len: 3
0x66, 0x6f, 0x6f, // foo
0x03, // Value Len: 3
0x62, 0x61, 0x72, // bar
// Padding of 176 0x00(s).
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
};
// clang-format on
// frame-format on
SpdyPushPromiseIR push_promise(/* stream_id = */ 42,
/* promised_stream_id = */ 57);
push_promise.set_padding_len(177);
push_promise.SetHeader("bar", "foo");
push_promise.SetHeader("foo", "bar");
output_.Reset();
SpdySerializedFrame frame(SpdyFramerPeer::SerializePushPromise(
&framer, push_promise, use_output_ ? &output_ : nullptr));
CompareFrame(kDescription, frame, kFrameData, ABSL_ARRAYSIZE(kFrameData));
}
}
// Regression test for https://crbug.com/464748.
TEST_P(SpdyFramerTest, GetNumberRequiredContinuationFrames) {
EXPECT_EQ(1u, GetNumberRequiredContinuationFrames(16383 + 16374));
EXPECT_EQ(2u, GetNumberRequiredContinuationFrames(16383 + 16374 + 1));
EXPECT_EQ(2u, GetNumberRequiredContinuationFrames(16383 + 2 * 16374));
EXPECT_EQ(3u, GetNumberRequiredContinuationFrames(16383 + 2 * 16374 + 1));
}
TEST_P(SpdyFramerTest, CreateContinuationUncompressed) {
SpdyFramer framer(SpdyFramer::DISABLE_COMPRESSION);
const char kDescription[] = "CONTINUATION frame";
// frame-format off
const unsigned char kFrameData[] = {
0x00, 0x00, 0x12, // Length: 18
0x09, // Type: CONTINUATION
0x04, // Flags: END_HEADERS
0x00, 0x00, 0x00, 0x2a, // Stream: 42
0x00, // Unindexed Entry
0x03, // Name Len: 3
0x62, 0x61, 0x72, // bar
0x03, // Value Len: 3
0x66, 0x6f, 0x6f, // foo
0x00, // Unindexed Entry
0x03, // Name Len: 3
0x66, 0x6f, 0x6f, // foo
0x03, // Value Len: 3
0x62, 0x61, 0x72, // bar
};
// frame-format on
Http2HeaderBlock header_block;
header_block["bar"] = "foo";
header_block["foo"] = "bar";
HpackEncoder encoder;
encoder.DisableCompression();
std::string buffer = encoder.EncodeHeaderBlock(header_block);
SpdyContinuationIR continuation(/* stream_id = */ 42);
continuation.take_encoding(std::move(buffer));
continuation.set_end_headers(true);
SpdySerializedFrame frame(framer.SerializeContinuation(continuation));
if (use_output_) {
ASSERT_TRUE(framer.SerializeContinuation(continuation, &output_));
frame = SpdySerializedFrame(output_.Begin(), output_.Size(), false);
}
CompareFrame(kDescription, frame, kFrameData, ABSL_ARRAYSIZE(kFrameData));
}
// Test that if we send an unexpected CONTINUATION
// we signal an error (but don't crash).
TEST_P(SpdyFramerTest, SendUnexpectedContinuation) {
testing::StrictMock<test::MockSpdyFramerVisitor> visitor;
deframer_.set_visitor(&visitor);
// frame-format off
char kH2FrameData[] = {
0x00, 0x00, 0x12, // Length: 18
0x09, // Type: CONTINUATION
0x04, // Flags: END_HEADERS
0x00, 0x00, 0x00, 0x2a, // Stream: 42
0x00, // Unindexed Entry
0x03, // Name Len: 3
0x62, 0x61, 0x72, // bar
0x03, // Value Len: 3
0x66, 0x6f, 0x6f, // foo
0x00, // Unindexed Entry
0x03, // Name Len: 3
0x66, 0x6f, 0x6f, // foo
0x03, // Value Len: 3
0x62, 0x61, 0x72, // bar
};
// frame-format on
SpdySerializedFrame frame(kH2FrameData, sizeof(kH2FrameData), false);
// We shouldn't have to read the whole frame before we signal an error.
EXPECT_CALL(visitor, OnCommonHeader(42, 18, 0x9, 0x4));
EXPECT_CALL(visitor, OnError(Http2DecoderAdapter::SPDY_UNEXPECTED_FRAME, _));
EXPECT_GT(frame.size(), deframer_.ProcessInput(frame.data(), frame.size()));
EXPECT_TRUE(deframer_.HasError());
EXPECT_EQ(Http2DecoderAdapter::SPDY_UNEXPECTED_FRAME,
deframer_.spdy_framer_error())
<< Http2DecoderAdapter::SpdyFramerErrorToString(
deframer_.spdy_framer_error());
}
TEST_P(SpdyFramerTest, CreatePushPromiseThenContinuationUncompressed) {
{
// Test framing in a case such that a PUSH_PROMISE frame, with one byte of
// padding, cannot hold all the data payload, which is overflowed to the
// consecutive CONTINUATION frame.
SpdyFramer framer(SpdyFramer::DISABLE_COMPRESSION);
const char kDescription[] =
"PUSH_PROMISE and CONTINUATION frames with one byte of padding";
// frame-format off
const unsigned char kPartialPushPromiseFrameData[] = {
0x00, 0x3f, 0xf6, // Length: 16374
0x05, // Type: PUSH_PROMISE
0x08, // Flags: PADDED
0x00, 0x00, 0x00, 0x2a, // Stream: 42
0x00, // PadLen: 0 trailing bytes
0x00, 0x00, 0x00, 0x39, // Promise: 57
0x00, // Unindexed Entry
0x03, // Name Len: 3
0x78, 0x78, 0x78, // xxx
0x7f, 0x80, 0x7f, // Value Len: 16361
0x78, 0x78, 0x78, 0x78, // xxxx
0x78, 0x78, 0x78, 0x78, // xxxx
0x78, 0x78, 0x78, 0x78, // xxxx
0x78, 0x78, 0x78, 0x78, // xxxx
0x78, 0x78, 0x78, 0x78, // xxxx
0x78, 0x78, 0x78, 0x78, // xxxx
0x78, 0x78, 0x78, 0x78, // xxxx
0x78, 0x78, 0x78, 0x78, // xxxx
0x78, 0x78, 0x78, 0x78, // xxxx
0x78, 0x78, 0x78, 0x78, // xxxx
0x78, 0x78, 0x78, 0x78, // xxxx
0x78, 0x78, 0x78, 0x78, // xxxx
0x78, 0x78, 0x78, 0x78, // xxxx
0x78, 0x78, 0x78, 0x78, // xxxx
0x78, 0x78, 0x78, 0x78, // xxxx
0x78, 0x78, 0x78, 0x78, // xxxx
0x78, 0x78, 0x78, 0x78, // xxxx
0x78, 0x78, 0x78, 0x78, // xxxx
0x78, 0x78, 0x78, 0x78, // xxxx
0x78, 0x78, 0x78, 0x78, // xxxx
0x78, 0x78, 0x78, 0x78, // xxxx
};
const unsigned char kContinuationFrameData[] = {
0x00, 0x00, 0x16, // Length: 22
0x09, // Type: CONTINUATION
0x04, // Flags: END_HEADERS
0x00, 0x00, 0x00, 0x2a, // Stream: 42
0x78, 0x78, 0x78, 0x78, // xxxx
0x78, 0x78, 0x78, 0x78, // xxxx
0x78, 0x78, 0x78, 0x78, // xxxx
0x78, 0x78, 0x78, 0x78, // xxxx
0x78, 0x78, 0x78, 0x78, // xxxx
0x78, // x
};
// frame-format on
SpdyPushPromiseIR push_promise(/* stream_id = */ 42,
/* promised_stream_id = */ 57);
push_promise.set_padding_len(1);
std::string big_value(kHttp2MaxControlFrameSendSize, 'x');
push_promise.SetHeader("xxx", big_value);
SpdySerializedFrame frame(SpdyFramerPeer::SerializePushPromise(
&framer, push_promise, use_output_ ? &output_ : nullptr));
// The entire frame should look like below:
// Name Length in Byte
// ------------------------------------------- Begin of PUSH_PROMISE frame
// PUSH_PROMISE header 9
// Pad length field 1
// Promised stream 4
// Length field of key 2
// Content of key 3
// Length field of value 3
// Part of big_value 16361
// ------------------------------------------- Begin of CONTINUATION frame
// CONTINUATION header 9
// Remaining of big_value 22
// ------------------------------------------- End
// Length of everything listed above except big_value.
int len_non_data_payload = 31;
EXPECT_EQ(kHttp2MaxControlFrameSendSize + len_non_data_payload,
frame.size());
// Partially compare the PUSH_PROMISE frame against the template.
const unsigned char* frame_data =
reinterpret_cast<const unsigned char*>(frame.data());
CompareCharArraysWithHexError(kDescription, frame_data,
ABSL_ARRAYSIZE(kPartialPushPromiseFrameData),
kPartialPushPromiseFrameData,
ABSL_ARRAYSIZE(kPartialPushPromiseFrameData));
// Compare the CONTINUATION frame against the template.
frame_data += kHttp2MaxControlFrameSendSize;
CompareCharArraysWithHexError(
kDescription, frame_data, ABSL_ARRAYSIZE(kContinuationFrameData),
kContinuationFrameData, ABSL_ARRAYSIZE(kContinuationFrameData));
}
}
TEST_P(SpdyFramerTest, CreateAltSvc) {
const char kDescription[] = "ALTSVC frame";
const unsigned char kType = SerializeFrameType(SpdyFrameType::ALTSVC);
const unsigned char kFrameData[] = {
0x00, 0x00, 0x49, kType, 0x00, 0x00, 0x00, 0x00, 0x03, 0x00, 0x06, 'o',
'r', 'i', 'g', 'i', 'n', 'p', 'i', 'd', '1', '=', '"', 'h',
'o', 's', 't', ':', '4', '4', '3', '"', ';', ' ', 'm', 'a',
'=', '5', ',', 'p', '%', '2', '2', '%', '3', 'D', 'i', '%',
'3', 'A', 'd', '=', '"', 'h', '_', '\\', '\\', 'o', '\\', '"',
's', 't', ':', '1', '2', '3', '"', ';', ' ', 'm', 'a', '=',
'4', '2', ';', ' ', 'v', '=', '"', '2', '4', '"'};
SpdyAltSvcIR altsvc_ir(/* stream_id = */ 3);
altsvc_ir.set_origin("origin");
altsvc_ir.add_altsvc(SpdyAltSvcWireFormat::AlternativeService(
"pid1", "host", 443, 5, SpdyAltSvcWireFormat::VersionVector()));
altsvc_ir.add_altsvc(SpdyAltSvcWireFormat::AlternativeService(
"p\"=i:d", "h_\\o\"st",