90 lines
2.6 KiB
C++
90 lines
2.6 KiB
C++
/*
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* This file is open source software, licensed to you under the terms
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* of the Apache License, Version 2.0 (the "License"). See the NOTICE file
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* distributed with this work for additional information regarding copyright
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* ownership. You may not use this file except in compliance with the License.
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*
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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*/
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/*
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* Copyright (C) 2014 Cloudius Systems, Ltd.
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*/
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#include <seastar/core/app-template.hh>
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#include <seastar/core/seastar.hh>
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#include <seastar/core/timer.hh>
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#include <seastar/net/api.hh>
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#include <iostream>
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using namespace seastar;
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using namespace net;
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using namespace std::chrono_literals;
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class client {
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private:
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udp_channel _chan;
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uint64_t n_sent {};
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uint64_t n_received {};
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uint64_t n_failed {};
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timer<> _stats_timer;
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public:
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void start(ipv4_addr server_addr) {
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std::cout << "Sending to " << server_addr << std::endl;
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_chan = make_unbound_datagram_channel(AF_INET);
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_stats_timer.set_callback([this] {
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std::cout << "Out: " << n_sent << " pps, \t";
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std::cout << "Err: " << n_failed << " pps, \t";
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std::cout << "In: " << n_received << " pps" << std::endl;
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n_sent = 0;
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n_received = 0;
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n_failed = 0;
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});
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_stats_timer.arm_periodic(1s);
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// Run sender in background.
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(void)keep_doing([this, server_addr] {
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return _chan.send(server_addr, "hello!\n")
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.then_wrapped([this] (auto&& f) {
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try {
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f.get();
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n_sent++;
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} catch (...) {
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n_failed++;
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}
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});
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});
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// Run receiver in background.
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(void)keep_doing([this] {
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return _chan.receive().then([this] (auto) {
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n_received++;
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});
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});
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}
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};
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namespace bpo = boost::program_options;
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int main(int ac, char ** av) {
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client _client;
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app_template app;
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app.add_options()
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("server", bpo::value<std::string>(), "Server address")
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;
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return app.run_deprecated(ac, av, [&_client, &app] {
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auto&& config = app.configuration();
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_client.start(config["server"].as<std::string>());
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});
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}
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