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* feat(Foundation): PIDFile and ProcessRunner #4064 * feat(Thread): optional signal blocking on POSIX #2978 * fix(ProcessRunner):remove logger, code enhancement #4225 * feat(Foundation): add PIDFile and ProcessRunner Tests #4064 * fix(Foundation): failing ProcessRunner Test #4064 * fix(PIDFile): remove append argument #4064 * remove Windows TODO from ProcessRunner #4064 * feat(ProcessRunnerTest): add line to checkTimeout #4064 * fix(ProcessRunner): add done flag to run() #4064 * fix(ProcessRunnerTest): add missing pidFile argument #4064 * chore(ProcessRunner): remove comments #4064 * fix(ProcessRunner): add runCount flag #4064 * fix(test): SharedLibrary and Class tests paths * fix(ProcessRunner): thread sanitizer reported data races #4064 * fix(build): pass env var to testrunner #4064 * chore(PIDFile): remove ; in comments #4064 * feat(ProcessRunner): add Win argument format #4064 * fix(Tests): add ProcessRunnerTest to vcxproj #4064 * fix(Tests): change path to TestApp #4064 * feat(Tests): windows processrunner tests #4064 * fix(Tests): duplicate ProcessRunnerTest in TestSuite vcxproj #4064 * fix(CodeQL): sw declaration hides variable #4064 * fix test binaries path for cmake * fix(Build): missing include/PIDFile.h buildWin #4064 * fix(Build): add PocoFoundation depend in buildWin #4064 * feat(ProcessRunner): test process launching multiple threads #2976 --------- Co-authored-by: Pavle <pavle@debian-gnu-linux-11.localdomain> Co-authored-by: Alex Fabijanic <alex@pocoproject.org>
123 lines
1.9 KiB
C++
123 lines
1.9 KiB
C++
//
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// PIDFile.cpp
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//
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// Library: Foundation
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// Package: Processes
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// Module: PIDFile
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//
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// Copyright (c) 2023, Applied Informatics Software Engineering GmbH.
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// Aleph ONE Software Engineering d.o.o.,
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// and Contributors.
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//
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// SPDX-License-Identifier: BSL-1.0
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//
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#include "Poco/PIDFile.h"
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#include "Poco/Path.h"
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#include "Poco/File.h"
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#include "Poco/Process.h"
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#include "Poco/FileStream.h"
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#include <fstream>
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using Poco::Path;
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using Poco::File;
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using Poco::Process;
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using Poco::FileInputStream;
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using Poco::FileOutputStream;
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namespace Poco {
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PIDFile::PIDFile()
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{
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}
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PIDFile::PIDFile(const std::string& fileName, bool write):
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_fileName(fileName)
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{
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if (write) create();
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}
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PIDFile::~PIDFile()
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{
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destroy();
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}
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void PIDFile::setName(const std::string& fileName)
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{
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destroy();
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_fileName = fileName;
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create();
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}
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void PIDFile::create()
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{
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if (!_fileName.empty())
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{
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Path p(getFileName(_fileName));
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if (!File(p.makeParent()).exists())
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File(p).createDirectories();
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_pid = static_cast<int>(Process::id());
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FileOutputStream fos(_fileName);
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fos << _pid; fos.close();
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}
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}
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void PIDFile::destroy()
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{
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if (!_fileName.empty())
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{
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File f(_fileName);
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if (f.exists()) f.remove();
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_fileName.clear();
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}
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_pid = INVALID_PID;
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}
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bool PIDFile::exists() const
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{
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if (File(_fileName).exists())
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{
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FileInputStream fis(_fileName);
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int fPID = 0;
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if (fis.peek() != std::ifstream::traits_type::eof())
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fis >> fPID;
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return fPID == _pid;
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}
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return false;
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}
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bool PIDFile::contains(const std::string& fileName, int pid)
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{
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if (File(fileName).exists())
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{
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FileInputStream fis(fileName);
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int fPID = 0;
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if (fis.peek() != std::ifstream::traits_type::eof())
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fis >> fPID;
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return fPID == pid;
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}
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return false;
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}
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std::string& PIDFile::getFileName(std::string& pidFile)
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{
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Path p(pidFile);
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pidFile = p.makeAbsolute().toString();
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return pidFile;
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}
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} // namespace Poco
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