mirror of https://github.com/Icinga/icinga2.git
113 lines
3.9 KiB
C++
113 lines
3.9 KiB
C++
/******************************************************************************
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* Icinga 2 *
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* Copyright (C) 2012-2014 Icinga Development Team (http://www.icinga.org) *
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* *
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* This program is free software; you can redistribute it and/or *
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* modify it under the terms of the GNU General Public License *
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* as published by the Free Software Foundation; either version 2 *
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* of the License, or (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the Free Software Foundation *
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. *
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******************************************************************************/
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#include "perfdata/perfdatawriter.h"
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#include "icinga/service.h"
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#include "icinga/macroprocessor.h"
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#include "icinga/icingaapplication.h"
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#include "base/dynamictype.h"
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#include "base/objectlock.h"
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#include "base/logger_fwd.h"
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#include "base/convert.h"
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#include "base/utility.h"
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#include "base/context.h"
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#include "base/application.h"
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#include "base/statsfunction.h"
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using namespace icinga;
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REGISTER_TYPE(PerfdataWriter);
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REGISTER_STATSFUNCTION(PerfdataWriterStats, &PerfdataWriter::StatsFunc);
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Value PerfdataWriter::StatsFunc(Dictionary::Ptr& status, Dictionary::Ptr& perfdata)
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{
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Dictionary::Ptr nodes = make_shared<Dictionary>();
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BOOST_FOREACH(const PerfdataWriter::Ptr& perfdatawriter, DynamicType::GetObjects<PerfdataWriter>()) {
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nodes->Set(perfdatawriter->GetName(), 1); //add more stats
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}
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status->Set("perfdatawriter", nodes);
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return 0;
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}
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void PerfdataWriter::Start(void)
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{
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DynamicObject::Start();
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Service::OnNewCheckResult.connect(boost::bind(&PerfdataWriter::CheckResultHandler, this, _1, _2));
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m_RotationTimer = make_shared<Timer>();
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m_RotationTimer->OnTimerExpired.connect(boost::bind(&PerfdataWriter::RotationTimerHandler, this));
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m_RotationTimer->SetInterval(GetRotationInterval());
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m_RotationTimer->Start();
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RotateFile();
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}
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void PerfdataWriter::CheckResultHandler(const Service::Ptr& service, const CheckResult::Ptr& cr)
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{
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CONTEXT("Writing performance data for service '" + service->GetShortName() + "' on host '" + service->GetHost()->GetName() + "'");
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if (!IcingaApplication::GetInstance()->GetEnablePerfdata() || !service->GetEnablePerfdata())
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return;
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Host::Ptr host = service->GetHost();
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std::vector<MacroResolver::Ptr> resolvers;
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resolvers.push_back(service);
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resolvers.push_back(host);
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resolvers.push_back(IcingaApplication::GetInstance());
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String line = MacroProcessor::ResolveMacros(GetFormatTemplate(), resolvers, cr);
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ObjectLock olock(this);
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if (!m_OutputFile.good())
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return;
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m_OutputFile << line << "\n";
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}
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void PerfdataWriter::RotateFile(void)
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{
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ObjectLock olock(this);
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String tempFile = GetTempPath();
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if (m_OutputFile.good()) {
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m_OutputFile.close();
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String finalFile = GetPerfdataPath() + "." + Convert::ToString((long)Utility::GetTime());
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(void) rename(tempFile.CStr(), finalFile.CStr());
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}
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m_OutputFile.open(tempFile.CStr());
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if (!m_OutputFile.good())
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Log(LogWarning, "icinga", "Could not open perfdata file '" + tempFile + "' for writing. Perfdata will be lost.");
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}
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void PerfdataWriter::RotationTimerHandler(void)
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{
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RotateFile();
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}
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