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59 lines
1.7 KiB
C++
59 lines
1.7 KiB
C++
/* Copyright (c) 2018-2022 Marcelo Zimbres Silva (mzimbres@gmail.com)
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*
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* Distributed under the Boost Software License, Version 1.0. (See
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* accompanying file LICENSE.txt)
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*/
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#include <string>
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#include <iostream>
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#include <boost/asio.hpp>
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#include <aedis/aedis.hpp>
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#include <aedis/src.hpp>
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namespace net = boost::asio;
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using aedis::adapt;
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using aedis::command;
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using aedis::resp3::request;
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using tcp_socket = net::use_awaitable_t<>::as_default_on_t<net::ip::tcp::socket>;
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using tcp_acceptor = net::use_awaitable_t<>::as_default_on_t<net::ip::tcp::acceptor>;
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using connection = aedis::connection<command, tcp_socket>;
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net::awaitable<void> echo_loop(tcp_socket socket, std::shared_ptr<connection> db)
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{
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try {
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for (std::string buffer;;) {
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auto n = co_await net::async_read_until(socket, net::dynamic_buffer(buffer, 1024), "\n");
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request<command> req;
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req.push(command::ping, buffer);
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std::tuple<std::string> resp;
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co_await db->async_exec(req, adapt(resp));
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co_await net::async_write(socket, net::buffer(std::get<0>(resp)));
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buffer.erase(0, n);
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}
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} catch (std::exception const& e) {
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std::cout << e.what() << std::endl;
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}
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}
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net::awaitable<void> listener()
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{
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auto ex = co_await net::this_coro::executor;
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auto db = std::make_shared<connection>(ex);
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db->async_run("127.0.0.1", "6379", net::detached);
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tcp_acceptor acc(ex, {net::ip::tcp::v4(), 55555});
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for (;;)
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net::co_spawn(ex, echo_loop(co_await acc.async_accept(), db), net::detached);
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}
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int main()
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{
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try {
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net::io_context ioc;
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co_spawn(ioc, listener(), net::detached);
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ioc.run();
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} catch (std::exception const& e) {
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std::cerr << e.what() << std::endl;
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}
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}
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