icinga2/lib/base/filelogger.cpp

77 lines
2.7 KiB
C++

/******************************************************************************
* Icinga 2 *
* Copyright (C) 2012-2018 Icinga Development Team (https://icinga.com/) *
* *
* This program is free software; you can redistribute it and/or *
* modify it under the terms of the GNU General Public License *
* as published by the Free Software Foundation; either version 2 *
* of the License, or (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the Free Software Foundation *
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. *
******************************************************************************/
#include "base/filelogger.hpp"
#include "base/filelogger-ti.cpp"
#include "base/configtype.hpp"
#include "base/statsfunction.hpp"
#include "base/application.hpp"
#include <fstream>
using namespace icinga;
REGISTER_TYPE(FileLogger);
REGISTER_STATSFUNCTION(FileLogger, &FileLogger::StatsFunc);
void FileLogger::StatsFunc(const Dictionary::Ptr& status, const Array::Ptr&)
{
DictionaryData nodes;
for (const FileLogger::Ptr& filelogger : ConfigType::GetObjectsByType<FileLogger>()) {
nodes.emplace_back(filelogger->GetName(), 1); //add more stats
}
status->Set("filelogger", new Dictionary(std::move(nodes)));
}
/**
* Constructor for the FileLogger class.
*/
void FileLogger::Start(bool runtimeCreated)
{
ReopenLogFile();
Application::OnReopenLogs.connect(std::bind(&FileLogger::ReopenLogFile, this));
ObjectImpl<FileLogger>::Start(runtimeCreated);
Log(LogInformation, "FileLogger")
<< "'" << GetName() << "' started.";
}
void FileLogger::ReopenLogFile()
{
auto *stream = new std::ofstream();
String path = GetPath();
try {
stream->open(path.CStr(), std::fstream::app | std::fstream::out);
if (!stream->good())
BOOST_THROW_EXCEPTION(std::runtime_error("Could not open logfile '" + path + "'"));
} catch (...) {
delete stream;
throw;
}
BindStream(stream, true);
}