tdlight/benchmark/bench_http_reader.cpp

117 lines
3.0 KiB
C++

//
// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2021
//
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
//
#include "td/net/HttpQuery.h"
#include "td/net/HttpReader.h"
#include "td/utils/benchmark.h"
#include "td/utils/buffer.h"
#include "td/utils/common.h"
#include "td/utils/find_boundary.h"
#include "td/utils/logging.h"
static std::string http_query = "GET / HTTP/1.1\r\nConnection:keep-alive\r\nhost:127.0.0.1:8080\r\n\r\n";
static const size_t block_size = 2500;
class HttpReaderBench final : public td::Benchmark {
std::string get_description() const final {
return "HttpReaderBench";
}
void run(int n) final {
auto cnt = static_cast<int>(block_size / http_query.size());
td::HttpQuery q;
int parsed = 0;
int sent = 0;
for (int i = 0; i < n; i += cnt) {
for (int j = 0; j < cnt; j++) {
writer_.append(http_query);
sent++;
}
reader_.sync_with_writer();
while (true) {
auto wait = http_reader_.read_next(&q).ok();
if (wait != 0) {
break;
}
parsed++;
}
}
CHECK(parsed == sent);
}
td::ChainBufferWriter writer_;
td::ChainBufferReader reader_;
td::HttpReader http_reader_;
void start_up() final {
reader_ = writer_.extract_reader();
http_reader_.init(&reader_, 10000, 0);
}
};
class BufferBench final : public td::Benchmark {
std::string get_description() const final {
return "BufferBench";
}
void run(int n) final {
auto cnt = static_cast<int>(block_size / http_query.size());
for (int i = 0; i < n; i += cnt) {
for (int j = 0; j < cnt; j++) {
writer_.append(http_query);
}
reader_.sync_with_writer();
for (int j = 0; j < cnt; j++) {
auto result = reader_.cut_head(http_query.size());
}
}
}
td::ChainBufferWriter writer_;
td::ChainBufferReader reader_;
td::HttpReader http_reader_;
void start_up() final {
reader_ = writer_.extract_reader();
}
};
class FindBoundaryBench final : public td::Benchmark {
std::string get_description() const final {
return "FindBoundaryBench";
}
void run(int n) final {
auto cnt = static_cast<int>(block_size / http_query.size());
for (int i = 0; i < n; i += cnt) {
for (int j = 0; j < cnt; j++) {
writer_.append(http_query);
}
reader_.sync_with_writer();
for (int j = 0; j < cnt; j++) {
size_t len = 0;
find_boundary(reader_.clone(), "\r\n\r\n", len);
CHECK(size_t(len) + 4 == http_query.size());
auto result = reader_.cut_head(len + 2);
reader_.advance(2);
}
}
}
td::ChainBufferWriter writer_;
td::ChainBufferReader reader_;
td::HttpReader http_reader_;
void start_up() final {
reader_ = writer_.extract_reader();
}
};
int main() {
SET_VERBOSITY_LEVEL(VERBOSITY_NAME(WARNING));
td::bench(BufferBench());
td::bench(FindBoundaryBench());
td::bench(HttpReaderBench());
}