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/*
* This file is open source software, licensed to you under the terms
* of the Apache License, Version 2.0 (the "License"). See the NOTICE file
* distributed with this work for additional information regarding copyright
* ownership. You may not use this file except in compliance with the License.
*
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
/*
* Copyright (C) 2021 ScyllaDB Ltd.
*/
#include <iostream>
#include <seastar/websocket/server.hh>
#include <seastar/core/app-template.hh>
#include <seastar/core/fstream.hh>
#include <seastar/core/sleep.hh>
#include <seastar/core/seastar.hh>
#include <seastar/core/loop.hh>
#include <seastar/core/thread.hh>
#include <seastar/util/defer.hh>
using namespace seastar;
using namespace seastar::experimental;
int main(int argc, char** argv) {
seastar::app_template app;
app.run(argc, argv, [] () -> seastar::future<> {
return async([] {
static websocket::server ws;
ws.register_handler("echo", [] (input_stream<char>& in,
output_stream<char>& out) {
return repeat([&in, &out]() {
return in.read().then([&out](temporary_buffer<char> f) {
std::cerr << "f.size(): " << f.size() << "\n";
if (f.empty()) {
return make_ready_future<stop_iteration>(stop_iteration::yes);
} else {
return out.write(std::move(f)).then([&out]() {
return out.flush().then([] {
return make_ready_future<stop_iteration>(stop_iteration::no);
});
});
}
});
});
});
auto d = defer([] () noexcept {
ws.stop().get();
});
ws.listen(socket_address(ipv4_addr("127.0.0.1", 8123)));
std::cout << "Listening on 127.0.0.1:8123 for 1 hour (interruptible, hit Ctrl-C to stop)..." << std::endl;
seastar::sleep_abortable(std::chrono::hours(1)).get();
std::cout << "Stopping the server, deepest thanks to all clients, hope we meet again" << std::endl;
});
});
}
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