tdlight/benchmark/bench_http_server_fast.cpp
2022-02-10 23:01:28 +03:00

118 lines
3.2 KiB
C++

//
// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2022
//
// 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/HttpHeaderCreator.h"
#include "td/net/HttpQuery.h"
#include "td/net/HttpReader.h"
#include "td/net/TcpListener.h"
#include "td/actor/actor.h"
#include "td/actor/ConcurrentScheduler.h"
#include "td/utils/buffer.h"
#include "td/utils/BufferedFd.h"
#include "td/utils/logging.h"
#include "td/utils/port/detail/PollableFd.h"
#include "td/utils/port/SocketFd.h"
#include "td/utils/Slice.h"
#include "td/utils/Status.h"
class HttpEchoConnection final : public td::Actor {
public:
explicit HttpEchoConnection(td::SocketFd fd) : fd_(std::move(fd)) {
}
private:
td::BufferedFd<td::SocketFd> fd_;
td::HttpReader reader_;
td::HttpQuery query_;
void start_up() final {
td::Scheduler::subscribe(fd_.get_poll_info().extract_pollable_fd(this));
reader_.init(&fd_.input_buffer(), 1024 * 1024, 0);
}
void tear_down() final {
td::Scheduler::unsubscribe_before_close(fd_.get_poll_info().get_pollable_fd_ref());
fd_.close();
}
void handle_query() {
query_ = td::HttpQuery();
td::HttpHeaderCreator hc;
td::Slice content = "hello world";
//auto content = td::BufferSlice("hello world");
hc.init_ok();
hc.set_keep_alive();
hc.set_content_size(content.size());
hc.add_header("Server", "TDLib/test");
hc.add_header("Date", "Thu Dec 14 01:41:50 2017");
hc.add_header("Content-Type:", "text/html");
auto res = hc.finish(content);
fd_.output_buffer().append(res.ok());
}
void loop() final {
sync_with_poll(fd_);
auto status = [&] {
TRY_STATUS(loop_read());
TRY_STATUS(loop_write());
return td::Status::OK();
}();
if (status.is_error() || can_close_local(fd_)) {
stop();
}
}
td::Status loop_read() {
TRY_STATUS(fd_.flush_read());
while (true) {
TRY_RESULT(need, reader_.read_next(&query_));
if (need == 0) {
handle_query();
} else {
break;
}
}
return td::Status::OK();
}
td::Status loop_write() {
TRY_STATUS(fd_.flush_write());
return td::Status::OK();
}
};
const int N = 8;
class Server final : public td::TcpListener::Callback {
public:
void start_up() final {
listener_ =
td::create_actor<td::TcpListener>("Listener", 8082, td::ActorOwn<td::TcpListener::Callback>(actor_id(this)));
}
void accept(td::SocketFd fd) final {
pos_++;
auto scheduler_id = pos_ % (N != 0 ? N : 1) + (N != 0);
td::create_actor_on_scheduler<HttpEchoConnection>("HttpEchoConnection", scheduler_id, std::move(fd)).release();
}
void hangup() final {
LOG(ERROR) << "Hanging up..";
stop();
}
private:
td::ActorOwn<td::TcpListener> listener_;
int pos_{0};
};
int main() {
SET_VERBOSITY_LEVEL(VERBOSITY_NAME(ERROR));
auto scheduler = td::make_unique<td::ConcurrentScheduler>();
scheduler->init(N);
scheduler->create_actor_unsafe<Server>(0, "Server").release();
scheduler->start();
while (scheduler->run_main(10)) {
// empty
}
scheduler->finish();
}