114 lines
3.1 KiB
C++
114 lines
3.1 KiB
C++
#include "src/sdk.h"
|
|
//
|
|
#include <boost/asio/signal_set.hpp>
|
|
#include <iostream>
|
|
#include <mutex>
|
|
#include <thread>
|
|
#include <vector>
|
|
|
|
#include "src/http_server.h"
|
|
|
|
namespace
|
|
{
|
|
namespace net = boost::asio;
|
|
using namespace std::literals;
|
|
namespace sys = boost::system;
|
|
namespace http = boost::beast::http;
|
|
using namespace std;
|
|
using net::ip::tcp;
|
|
|
|
// Запрос, тело которого представлено в виде строки
|
|
using StringRequest = http::request<http::string_body>;
|
|
// Ответ, тело которого представлено в виде строки
|
|
using StringResponse = http::response<http::string_body>;
|
|
|
|
struct content_type
|
|
{
|
|
content_type() = delete;
|
|
constexpr static std::string_view k_TextHTML = "text/html"sv;
|
|
constexpr static std::string_view k_JSON = "application/json"sv;
|
|
// При необходимости внутрь content_type можно добавить и другие типы контента
|
|
};
|
|
|
|
StringResponse HandleRequest(StringRequest&& req)
|
|
{
|
|
auto route = req.target();
|
|
|
|
switch (true)
|
|
{
|
|
default:
|
|
{
|
|
StringResponse res(http::status::bad_request, 1);
|
|
res.set(http::field::content_type, content_type::k_JSON);
|
|
string body = "{\n"
|
|
" \"code\": \"badRequest\",\n"
|
|
" \"message\": \"Bad request\"\n"
|
|
"} "s;
|
|
res.body() = body;
|
|
res.content_length(body.size());
|
|
res.keep_alive(true);
|
|
|
|
return res;
|
|
}
|
|
}
|
|
}
|
|
|
|
// Запускает функцию fn на n потоках, включая текущий
|
|
template<typename Fn>
|
|
void RunWorkers(unsigned n, const Fn& fn)
|
|
{
|
|
n = std::max(1u, n);
|
|
std::vector<std::jthread> workers;
|
|
workers.reserve(n - 1);
|
|
// Запускаем n-1 рабочих потоков, выполняющих функцию fn
|
|
while (--n)
|
|
{
|
|
workers.emplace_back(fn);
|
|
}
|
|
fn();
|
|
}
|
|
|
|
} // namespace
|
|
|
|
int main()
|
|
{
|
|
const unsigned num_threads = std::thread::hardware_concurrency();
|
|
|
|
net::io_context ioc(num_threads);
|
|
tcp::acceptor acceptor(net::make_strand(ioc));
|
|
|
|
// Подписываемся на сигналы и при их получении завершаем работу сервера
|
|
net::signal_set signals(ioc, SIGINT, SIGTERM);
|
|
signals.async_wait([&ioc](const sys::error_code& ec,
|
|
[[maybe_unused]] int signal_number)
|
|
{
|
|
if (!ec)
|
|
{
|
|
cout << "Signal "sv << signal_number << " received"sv
|
|
<< endl;
|
|
ioc.stop();
|
|
}
|
|
});
|
|
|
|
const auto address = net::ip::make_address("0.0.0.0");
|
|
constexpr net::ip::port_type port = 8080;
|
|
http_server::ServeHttp(ioc, {address, port}, [](auto&& req, auto&& sender)
|
|
{
|
|
sender(HandleRequest(std::forward<decltype(req)>(req)));
|
|
});
|
|
|
|
net::steady_timer t {ioc, 30s};
|
|
|
|
t.async_wait([](sys::error_code ec)
|
|
{
|
|
cout << "Timer expired"sv << endl;
|
|
});
|
|
|
|
std::cout << "Server has started..."sv << std::endl;
|
|
|
|
RunWorkers(num_threads, [&ioc]
|
|
{
|
|
ioc.run();
|
|
});
|
|
}
|