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ws_multicast_client.cpp
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ws_multicast_client.cpp
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//
// Created by Ivan Shynkarenka on 28.05.2019
//
#include "server/asio/service.h"
#include "server/ws/ws_client.h"
#include "benchmark/reporter_console.h"
#include "system/cpu.h"
#include "threads/thread.h"
#include "time/timestamp.h"
#include <atomic>
#include <iostream>
#include <vector>
#include <OptionParser.h>
using namespace CppCommon;
using namespace CppServer::Asio;
using namespace CppServer::WS;
std::atomic<uint64_t> timestamp_start(Timestamp::nano());
std::atomic<uint64_t> timestamp_stop(Timestamp::nano());
std::atomic<uint64_t> total_errors(0);
std::atomic<uint64_t> total_bytes(0);
std::atomic<uint64_t> total_messages(0);
class MulticastClient : public WSClient
{
public:
using WSClient::WSClient;
protected:
void onWSConnecting(CppServer::HTTP::HTTPRequest& request) override
{
request.SetBegin("GET", "/");
request.SetHeader("Host", "localhost");
request.SetHeader("Origin", "http://localhost");
request.SetHeader("Upgrade", "websocket");
request.SetHeader("Connection", "Upgrade");
request.SetHeader("Sec-WebSocket-Key", CppCommon::Encoding::Base64Encode(ws_nonce()));
request.SetHeader("Sec-WebSocket-Protocol", "chat, superchat");
request.SetHeader("Sec-WebSocket-Version", "13");
}
void onWSReceived(const void* buffer, size_t size) override
{
total_bytes += size;
}
void onError(int error, const std::string& category, const std::string& message) override
{
std::cout << "WebSocket client caught an error with code " << error << " and category '" << category << "': " << message << std::endl;
++total_errors;
}
};
int main(int argc, char** argv)
{
auto parser = optparse::OptionParser().version("1.0.0.0");
parser.add_option("-a", "--address").dest("address").set_default("127.0.0.1").help("Server address. Default: %default");
parser.add_option("-p", "--port").dest("port").action("store").type("int").set_default(8080).help("Server port. Default: %default");
parser.add_option("-t", "--threads").dest("threads").action("store").type("int").set_default(CPU::PhysicalCores()).help("Count of working threads. Default: %default");
parser.add_option("-c", "--clients").dest("clients").action("store").type("int").set_default(100).help("Count of working clients. Default: %default");
parser.add_option("-s", "--size").dest("size").action("store").type("int").set_default(32).help("Single message size. Default: %default");
parser.add_option("-z", "--seconds").dest("seconds").action("store").type("int").set_default(10).help("Count of seconds to benchmarking. Default: %default");
optparse::Values options = parser.parse_args(argc, argv);
// Print help
if (options.get("help"))
{
parser.print_help();
return 0;
}
// Client parameters
std::string address(options.get("address"));
int port = options.get("port");
int threads_count = options.get("threads");
int clients_count = options.get("clients");
int message_size = options.get("size");
int seconds_count = options.get("seconds");
std::cout << "Server address: " << address << std::endl;
std::cout << "Server port: " << port << std::endl;
std::cout << "Working threads: " << threads_count << std::endl;
std::cout << "Working clients: " << clients_count << std::endl;
std::cout << "Message size: " << message_size << std::endl;
std::cout << "Seconds to benchmarking: " << seconds_count << std::endl;
std::cout << std::endl;
// Create a new Asio service
auto service = std::make_shared<Service>(threads_count);
// Start the Asio service
std::cout << "Asio service starting...";
service->Start();
std::cout << "Done!" << std::endl;
// Create multicast clients
std::vector<std::shared_ptr<MulticastClient>> clients;
for (int i = 0; i < clients_count; ++i)
{
auto client = std::make_shared<MulticastClient>(service, address, port);
// client->SetupNoDelay(true);
clients.emplace_back(client);
}
timestamp_start = Timestamp::nano();
// Connect clients
std::cout << "Clients connecting...";
for (auto& client : clients)
client->ConnectAsync();
std::cout << "Done!" << std::endl;
for (const auto& client : clients)
while (!client->IsConnected())
Thread::Yield();
std::cout << "All clients connected!" << std::endl;
// Wait for benchmarking
std::cout << "Benchmarking...";
Thread::Sleep(seconds_count * 1000);
std::cout << "Done!" << std::endl;
// Disconnect clients
std::cout << "Clients disconnecting...";
for (auto& client : clients)
client->CloseAsync(1000);
std::cout << "Done!" << std::endl;
for (const auto& client : clients)
while (client->IsConnected())
Thread::Yield();
std::cout << "All clients disconnected!" << std::endl;
timestamp_stop = Timestamp::nano();
// Stop the Asio service
std::cout << "Asio service stopping...";
service->Stop();
std::cout << "Done!" << std::endl;
std::cout << std::endl;
std::cout << "Errors: " << total_errors << std::endl;
std::cout << std::endl;
total_messages = total_bytes / message_size;
std::cout << "Total time: " << CppBenchmark::ReporterConsole::GenerateTimePeriod(timestamp_stop - timestamp_start) << std::endl;
std::cout << "Total data: " << CppBenchmark::ReporterConsole::GenerateDataSize(total_bytes) << std::endl;
std::cout << "Total messages: " << total_messages << std::endl;
std::cout << "Data throughput: " << CppBenchmark::ReporterConsole::GenerateDataSize(total_bytes * 1000000000 / (timestamp_stop - timestamp_start)) << "/s" << std::endl;
if (total_messages > 0)
{
std::cout << "Message latency: " << CppBenchmark::ReporterConsole::GenerateTimePeriod((timestamp_stop - timestamp_start) / total_messages) << std::endl;
std::cout << "Message throughput: " << total_messages * 1000000000 / (timestamp_stop - timestamp_start) << " msg/s" << std::endl;
}
return 0;
}