48b4c725
 Peter M. Groen
Setting up Socket-pp
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// tcpechotest.cpp
//
// TCP echo timing client.
//
// --------------------------------------------------------------------------
// This file is part of the "sockpp" C++ socket library.
//
// Copyright (c) 2020 Frank Pagliughi
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// 1. Redistributions of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
//
// 3. Neither the name of the copyright holder nor the names of its
// contributors may be used to endorse or promote products derived from this
// software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
// IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
// THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
// LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
// --------------------------------------------------------------------------
#include <iostream>
#include <string>
#include <chrono>
#include <random>
#include "sockpp/tcp_connector.h"
#include "sockpp/version.h"
using namespace std;
using namespace std::chrono;
const size_t DFLT_N = 100000;
const size_t DFLT_SZ = 512;
using fpsec = std::chrono::duration<double, std::chrono::seconds::period>;
// --------------------------------------------------------------------------
int main(int argc, char* argv[])
{
cout << "Unix-domain echo timing test client for 'sockpp' "
<< sockpp::SOCKPP_VERSION << '\n' << endl;
string host = (argc > 1) ? argv[1] : "localhost";
in_port_t port = (argc > 2) ? atoi(argv[2]) : 12345;
size_t n = (argc > 3) ? size_t(atoll(argv[3])) : DFLT_N;
size_t sz = (argc > 4) ? size_t(atoll(argv[4])) : DFLT_SZ;
sockpp::socket_initializer sockInit;
auto t_start = high_resolution_clock::now();
sockpp::tcp_connector conn({host, port});
if (!conn) {
cerr << "Error connecting to server at "
<< sockpp::inet_address(host, port)
<< "\n\t" << conn.last_error_str() << endl;
return 1;
}
cout << "Created a connection from " << conn.address() << endl;
cout << "Created a connection to " << conn.peer_address() << endl;
// Set a timeout for the responses
if (!conn.read_timeout(seconds(2))) {
cerr << "Error setting timeout on TCP stream: "
<< conn.last_error_str() << endl;
}
string s, sret;
random_device rd;
mt19937 reng(rd());
uniform_int_distribution<int> dist(0, 25);
for (size_t i=0; i<sz; ++i)
s.push_back('a' + static_cast<char>(dist(reng)));
auto t_start_tx = high_resolution_clock::now();
for (size_t i=0; i<n; ++i) {
if (conn.write(s) != (ssize_t) s.length()) {
cerr << "Error writing to the UNIX stream" << endl;
break;
}
sret.resize(s.length());
int n = conn.read_n(&sret[0], s.length());
if (n != (int) s.length()) {
cerr << "Error reading from UNIX stream" << endl;
break;
}
}
auto t_end = high_resolution_clock::now();
cout << "Total time: " << fpsec(t_end - t_start).count() << "s" << endl;
auto t_tx = fpsec(t_end - t_start_tx).count();
auto rate = size_t(n / t_tx);
cout << "Transfer time: " << t_tx << "s\n "
<< rate << " msg/s" << endl;
return (!conn) ? 1 : 0;
}
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