libreoffice-online/net/clientnb.cpp
2017-03-10 10:47:36 +01:00

161 lines
4.2 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*/
#include "config.h"
#include <atomic>
#include <cerrno>
#include <cstdlib>
#include <cstring>
#include <iostream>
#include <mutex>
#include <thread>
#include <assert.h>
#include <Poco/Net/HTMLForm.h>
#include <Poco/Net/HTTPClientSession.h>
#include <Poco/Net/HTTPSClientSession.h>
#include <Poco/Net/HTTPRequest.h>
#include <Poco/Net/HTTPResponse.h>
#include <Poco/Net/FilePartSource.h>
#include <Poco/Net/SSLManager.h>
#include <Poco/Net/KeyConsoleHandler.h>
#include <Poco/Net/AcceptCertificateHandler.h>
#include <Poco/StreamCopier.h>
#include <Poco/Thread.h>
#include <Poco/URI.h>
#include <Poco/Util/Application.h>
#include <Poco/Util/HelpFormatter.h>
#include <Poco/Util/Option.h>
#include <Poco/Util/OptionSet.h>
#include <Poco/Runnable.h>
#include <Poco/Thread.h>
using Poco::Net::HTTPClientSession;
using Poco::Net::HTTPRequest;
using Poco::Net::HTTPResponse;
using Poco::Runnable;
using Poco::Thread;
using Poco::URI;
using Poco::Util::Application;
using Poco::Util::HelpFormatter;
using Poco::Util::Option;
using Poco::Util::OptionSet;
const char *HostName = "127.0.0.1";
constexpr int PortNumber = 9191;
struct Session
{
std::string _session_name;
Poco::Net::HTTPClientSession *_session;
Session(const char *session_name, bool https = false)
: _session_name(session_name)
{
if (https)
_session = new Poco::Net::HTTPSClientSession(HostName, PortNumber);
else
_session = new Poco::Net::HTTPClientSession(HostName, PortNumber);
}
void sendPing(int i)
{
Poco::Net::HTTPRequest request(
Poco::Net::HTTPRequest::HTTP_POST,
"/ping/" + _session_name + "/" + std::to_string(i));
try {
Poco::Net::HTMLForm form;
form.setEncoding(Poco::Net::HTMLForm::ENCODING_MULTIPART);
form.prepareSubmit(request);
form.write(_session->sendRequest(request));
}
catch (const Poco::Exception &e)
{
std::cerr << "Failed to write data: " << e.name() <<
" " << e.message() << "\n";
throw;
}
}
int getResponse()
{
int number = 42;
Poco::Net::HTTPResponse response;
try {
// std::cerr << "try to get response\n";
std::istream& responseStream = _session->receiveResponse(response);
std::string result(std::istreambuf_iterator<char>(responseStream), {});
// std::cerr << "Got response '" << result << "'\n";
number = std::stoi(result);
}
catch (const Poco::Exception &e)
{
std::cerr << "Exception converting: " << e.name() <<
" " << e.message() << "\n";
throw;
}
return number;
}
};
struct ThreadWorker : public Runnable
{
const char *_domain;
ThreadWorker (const char *domain)
: _domain(domain)
{
}
virtual void run()
{
for (int i = 0; i < 100; ++i)
{
Session ping(_domain);
ping.sendPing(i);
int back = ping.getResponse();
assert(back == i + 1);
}
}
};
struct Client : public Poco::Util::Application
{
void testLadder()
{
ThreadWorker ladder("init");
Thread thread;
thread.start(ladder);
thread.join();
}
public:
int main(const std::vector<std::string>& /* args */) override
{
Session first("init");
Session second("init");
int count = 42, back;
first.sendPing(count);
second.sendPing(count + 1);
back = first.getResponse();
assert (back == count + 1);
back = second.getResponse();
assert (back == count + 2);
testLadder();
return 0;
}
};
POCO_APP_MAIN(Client)
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */