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//
// SharedMemoryTest.cpp
//
// Created by Setsu on 6/27/10.
// Copyright 2010 RoundSquare Inc. All rights reserved.
//
// Permission is hereby granted, free of charge, to any person or organization
// obtaining a copy of the software and accompanying documentation covered by
// this license (the "Software") to use, reproduce, display, distribute,
// execute, and transmit the Software, and to prepare derivative works of the
// Software, and to permit third-parties to whom the Software is furnished to
// do so, all subject to the following:
//
// The copyright notices in the Software and this entire statement, including
// the above license grant, this restriction and the following disclaimer,
// must be included in all copies of the Software, in whole or in part, and
// all derivative works of the Software, unless such copies or derivative
// works are solely in the form of machine-executable object code generated by
// a source language processor.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
// SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
// FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
//
//----------------------------------------
// include
//----------------------------------------
#include <Poco/Logger.h>
#include <Poco/PatternFormatter.h>
#include <Poco/FormattingChannel.h>
#include <Poco/ConsoleChannel.h>
#include <Poco/Process.h>
#include <Poco/Pipe.h>
#include <Poco/PipeStream.h>
#include <Poco/StreamCopier.h>
#include <Poco/Format.h>
#include <Poco/Runnable.h>
#include <Poco/Thread.h>
#include <string>
#include <vector>
#include <iostream>
#include "ScopedLogMessage.h"
//----------------------------------------
// const
//----------------------------------------
#if defined(POCO_OS_FAMILY_WINDOWS)
const std::string kCommandTable[] = {"SharedMemoryTestServer.exe",
"SharedMemoryTestClient.exe"};
#else
const std::string kCommandTable[] = {"./SharedMemoryTestServer",
"./SharedMemoryTestClient"};
#endif
const std::size_t kNumCommands = sizeof(kCommandTable)/sizeof(kCommandTable[0]);
//----------------------------------------
// ProcessLauncher
//----------------------------------------
class ProcessLauncher: public Poco::Runnable
{
public:
ProcessLauncher(ScopedLogMessage& msg, const std::string& command) :
m_msg(msg)
, m_command(command)
, m_pPh(NULL)
, m_Pid(0)
{
}
~ProcessLauncher()
{
int rc = m_pPh->wait();
m_msg.Message(Poco::format(" \"%s\" terminated with return code = %d", m_command, rc));
delete m_pPh;
}
void run()
{
m_msg.Message(Poco::format(" launch \"%s\"", m_command));
std::vector<std::string> args;
Poco::Pipe outPipe;
m_pPh = new Poco::ProcessHandle(Poco::Process::launch(m_command, args, 0, &outPipe, 0));
m_Pid = m_pPh->id();
Poco::PipeInputStream istr(outPipe);
Poco::StreamCopier::copyStream(istr, std::cout);
}
void stop()
{
m_msg.Message(Poco::format(" \"%s\" requestTermination", m_command));
Poco::Process::requestTermination(m_Pid);
}
private:
ScopedLogMessage& m_msg;
const std::string& m_command;
Poco::ProcessHandle* m_pPh;
Poco::Process::PID m_Pid;
};
//----------------------------------------
// PrepareConsoleLogger
//----------------------------------------
void PrepareConsoleLogger(const std::string& name, int level=Poco::Message::PRIO_INFORMATION)
{
Poco::FormattingChannel* pFCConsole = new Poco::FormattingChannel(new Poco::PatternFormatter("%t"));
pFCConsole->setChannel(new Poco::ConsoleChannel);
pFCConsole->open();
Poco::Logger::create(name, pFCConsole, level);
}
//----------------------------------------
// main
//----------------------------------------
int main(int /*argc*/, char** /*argv*/)
{
PrepareConsoleLogger(Poco::Logger::ROOT, Poco::Message::PRIO_INFORMATION);
ScopedLogMessage msg("SharedMemoryTest ", "start", "end");
Poco::Thread thread[kNumCommands];
ProcessLauncher* pLauncher[kNumCommands];
for(std::size_t i=0; i<kNumCommands; ++i)
{
pLauncher[i] = new ProcessLauncher(msg, kCommandTable[i]);
thread[i].start(*pLauncher[i]);
Poco::Thread::sleep(200);
}
Poco::Thread::sleep(2000);
for(std::size_t i=0; i<kNumCommands; ++i)
{
std::size_t index = kNumCommands-1-i;
pLauncher[index]->stop();
thread[index].join();
delete pLauncher[index];
}
return 0;
} |
