mirror of https://github.com/Icinga/icinga2.git
154 lines
4.8 KiB
C++
154 lines
4.8 KiB
C++
/******************************************************************************
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* Icinga 2 *
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* Copyright (C) 2012-2013 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 "icinga/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/application.h"
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#include <boost/smart_ptr/make_shared.hpp>
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using namespace icinga;
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REGISTER_TYPE(PerfdataWriter);
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PerfdataWriter::PerfdataWriter(void)
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: m_RotationInterval(30)
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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 = boost::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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String PerfdataWriter::GetPerfdataPath(void) const
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{
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if (!m_PerfdataPath.IsEmpty())
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return m_PerfdataPath;
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else
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return Application::GetLocalStateDir() + "/cache/icinga2/perfdata/perfdata";
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}
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String PerfdataWriter::GetFormatTemplate(void) const
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{
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if (!m_FormatTemplate.IsEmpty()) {
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return m_FormatTemplate;
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} else {
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return "DATATYPE::SERVICEPERFDATA\t"
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"TIMET::$TIMET$\t"
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"HOSTNAME::$HOSTNAME$\t"
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"SERVICEDESC::$SERVICEDESC$\t"
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"SERVICEPERFDATA::$SERVICEPERFDATA$\t"
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"SERVICECHECKCOMMAND::$SERVICECHECKCOMMAND$\t"
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"HOSTSTATE::$HOSTSTATE$\t"
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"HOSTSTATETYPE::$HOSTSTATETYPE$\t"
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"SERVICESTATE::$SERVICESTATE$\t"
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"SERVICESTATETYPE::$SERVICESTATETYPE$";
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}
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}
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double PerfdataWriter::GetRotationInterval(void) const
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{
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return m_RotationInterval;
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}
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void PerfdataWriter::CheckResultHandler(const Service::Ptr& service, const Dictionary::Ptr& cr)
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{
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if (!IcingaApplication::GetInstance()->GetEnablePerfdata())
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return;
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Host::Ptr host = service->GetHost();
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if (!host)
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return;
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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 = GetPerfdataPath();
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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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void PerfdataWriter::InternalSerialize(const Dictionary::Ptr& bag, int attributeTypes) const
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{
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DynamicObject::InternalSerialize(bag, attributeTypes);
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if (attributeTypes & Attribute_Config) {
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bag->Set("perfdata_path", m_PerfdataPath);
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bag->Set("format_template", m_FormatTemplate);
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bag->Set("rotation_interval", m_RotationInterval);
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}
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}
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void PerfdataWriter::InternalDeserialize(const Dictionary::Ptr& bag, int attributeTypes)
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{
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DynamicObject::InternalDeserialize(bag, attributeTypes);
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if (attributeTypes & Attribute_Config) {
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m_PerfdataPath = bag->Get("perfdata_path");
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m_FormatTemplate = bag->Get("format_template");
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m_RotationInterval = bag->Get("rotation_interval");
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}
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}
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