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96 lines
3.0 KiB
C++
96 lines
3.0 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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// Must come before any asio header, otherwise build fails on msvc.
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#include <boost/redis/connection.hpp>
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#include <boost/redis/logger.hpp>
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#include <boost/asio/as_tuple.hpp>
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#include <boost/asio/detached.hpp>
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#include <boost/asio/consign.hpp>
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#include <boost/asio/redirect_error.hpp>
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#include <boost/asio/awaitable.hpp>
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#include <boost/asio/use_awaitable.hpp>
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#include <boost/asio/co_spawn.hpp>
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#include <tuple>
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#include <iostream>
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#include "../examples/start.hpp"
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#if defined(BOOST_ASIO_HAS_CO_AWAIT)
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namespace net = boost::asio;
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using steady_timer = net::use_awaitable_t<>::as_default_on_t<net::steady_timer>;
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using boost::redis::request;
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using boost::redis::response;
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using boost::redis::ignore;
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using boost::redis::logger;
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using boost::redis::config;
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using boost::redis::operation;
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using boost::system::error_code;
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using boost::asio::use_awaitable;
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using boost::asio::redirect_error;
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using connection = boost::asio::use_awaitable_t<>::as_default_on_t<boost::redis::connection>;
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using namespace std::chrono_literals;
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// Push consumer
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auto
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receiver(std::shared_ptr<connection> conn) -> net::awaitable<void>
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{
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std::cout << "uuu" << std::endl;
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while (conn->will_reconnect()) {
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std::cout << "dddd" << std::endl;
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// Loop reading Redis pushs messages.
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for (;;) {
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std::cout << "aaaa" << std::endl;
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error_code ec;
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co_await conn->async_receive(ignore, redirect_error(use_awaitable, ec));
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if (ec)
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break;
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}
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}
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}
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auto
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periodic_task(std::shared_ptr<connection> conn) -> net::awaitable<void>
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{
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net::steady_timer timer{co_await net::this_coro::executor};
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for (int i = 0; i < 10; ++i) {
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std::cout << "In the loop: " << i << std::endl;
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timer.expires_after(std::chrono::milliseconds(50));
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co_await timer.async_wait(net::use_awaitable);
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// Key is not set so it will cause an error since we are passing
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// an adapter that does not accept null, this will cause an error
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// that result in the connection being closed.
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request req;
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req.push("GET", "mykey");
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auto [ec, u] = co_await conn->async_exec(req, ignore, net::as_tuple(net::use_awaitable));
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if (ec) {
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std::cout << "(1)Error: " << ec << std::endl;
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} else {
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std::cout << "no error: " << std::endl;
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}
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}
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std::cout << "Periodic task done!" << std::endl;
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conn->cancel(operation::run);
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conn->cancel(operation::receive);
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conn->cancel(operation::reconnection);
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}
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auto co_main(config cfg) -> net::awaitable<void>
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{
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auto ex = co_await net::this_coro::executor;
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auto ctx = std::make_shared<net::ssl::context>(net::ssl::context::tls_client);
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auto conn = std::make_shared<connection>(ex, *ctx);
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net::co_spawn(ex, receiver(conn), net::detached);
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net::co_spawn(ex, periodic_task(conn), net::detached);
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conn->async_run(cfg, {}, net::consign(net::detached, conn, ctx));
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}
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#endif // defined(BOOST_ASIO_HAS_CO_AWAIT)
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