mirror of https://github.com/Icinga/icinga2.git
234 lines
7.9 KiB
C++
234 lines
7.9 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 "perfdata/graphitewriter.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 "icinga/compatutility.h"
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#include "base/tcpsocket.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 "base/stream.h"
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#include "base/networkstream.h"
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#include "base/bufferedstream.h"
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#include <boost/algorithm/string/classification.hpp>
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#include <boost/smart_ptr/make_shared.hpp>
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#include <boost/foreach.hpp>
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#include <boost/algorithm/string/split.hpp>
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#include <boost/algorithm/string/replace.hpp>
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using namespace icinga;
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REGISTER_TYPE(GraphiteWriter);
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void GraphiteWriter::Start(void)
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{
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DynamicObject::Start();
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m_ReconnectTimer = boost::make_shared<Timer>();
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m_ReconnectTimer->SetInterval(10);
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m_ReconnectTimer->OnTimerExpired.connect(boost::bind(&GraphiteWriter::ReconnectTimerHandler, this));
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m_ReconnectTimer->Start();
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m_ReconnectTimer->Reschedule(0);
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Service::OnNewCheckResult.connect(boost::bind(&GraphiteWriter::CheckResultHandler, this, _1, _2));
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}
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String GraphiteWriter::GetHost(void) const
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{
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if (m_Host.IsEmpty())
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return "127.0.0.1";
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else
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return m_Host;
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}
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String GraphiteWriter::GetPort(void) const
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{
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if (m_Port.IsEmpty())
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return "2003";
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else
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return m_Port;
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}
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void GraphiteWriter::ReconnectTimerHandler(void)
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{
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try {
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if (m_Stream) {
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m_Stream->Write("\n", 1);
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Log(LogWarning, "perfdata", "GraphiteWriter already connected on socket on host '" + GetHost() + "' port '" + GetPort() + "'.");
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return;
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}
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} catch (const std::exception& ex) {
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Log(LogWarning, "perfdata", "GraphiteWriter socket on host '" + GetHost() + "' port '" + GetPort() + "' gone. Attempting to reconnect.");
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}
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TcpSocket::Ptr socket = boost::make_shared<TcpSocket>();
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Log(LogInformation, "perfdata", "GraphiteWriter: Reconnect to tcp socket on host '" + GetHost() + "' port '" + GetPort() + "'.");
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socket->Connect(GetHost(), GetPort());
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NetworkStream::Ptr net_stream = boost::make_shared<NetworkStream>(socket);
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m_Stream = boost::make_shared<BufferedStream>(net_stream);
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}
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void GraphiteWriter::CheckResultHandler(const Service::Ptr& service, const Dictionary::Ptr& cr)
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{
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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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if (!host)
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return;
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/* service metrics */
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std::vector<String> metrics;
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String metricName;
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Value metricValue;
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/* basic metrics */
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AddServiceMetric(metrics, service, "current_attempt", service->GetCurrentCheckAttempt());
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AddServiceMetric(metrics, service, "max_check_attempts", service->GetMaxCheckAttempts());
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AddServiceMetric(metrics, service, "state_type", service->GetStateType());
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AddServiceMetric(metrics, service, "state", service->GetState());
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AddServiceMetric(metrics, service, "latency", Service::CalculateLatency(cr));
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AddServiceMetric(metrics, service, "execution_time", Service::CalculateExecutionTime(cr));
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/* performance data metrics */
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String perfdata = CompatUtility::GetCheckResultPerfdata(cr);
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if (!perfdata.IsEmpty()) {
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Log(LogDebug, "perfdata", "GraphiteWriter: Processing perfdata: '" + perfdata + "'.");
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/*
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* 'foo bar'=0;;; baz=0.0;;;
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* 'label'=value[UOM];[warn];[crit];[min];[max]
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*/
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std::vector<String> tokens;
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boost::algorithm::split(tokens, perfdata, boost::is_any_of(" "));
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/* TODO deal with 'foo bar'=0;;; 'baz'=1.0;;; */
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BOOST_FOREACH(const String& token, tokens) {
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std::vector<String> key_val;
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boost::algorithm::split(key_val, token, boost::is_any_of("="));
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if (key_val.size() == 0) {
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Log(LogWarning, "perfdata", "GraphiteWriter: Invalid performance data: '" + token + "'.");
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return;
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}
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String metricName = key_val[0];
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if (key_val.size() == 1) {
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Log(LogWarning, "perfdata", "GraphiteWriter: Invalid performance data: '" + token + "'.");
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return;
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}
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std::vector<String> perfdata_values;
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boost::algorithm::split(perfdata_values, key_val[1], boost::is_any_of(";"));
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if (perfdata_values.size() == 0) {
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Log(LogWarning, "perfdata", "GraphiteWriter: Invalid performance data: '" + token + "'.");
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return;
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}
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/* TODO remove UOM from value */
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String metricValue = perfdata_values[0];
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/* //TODO: Figure out how graphite handles warn/crit/min/max
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String metricValueWarn, metricValueCrit, metricValueMin, metricValueMax;
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if (perfdata_values.size() > 1)
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metricValueWarn = perfdata_values[1];
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if (perfdata_values.size() > 2)
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metricValueCrit = perfdata_values[2];
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if (perfdata_values.size() > 3)
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metricValueMin = perfdata_values[3];
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if (perfdata_values.size() > 4)
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metricValueMax = perfdata_values[4];
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*/
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AddServiceMetric(metrics, service, metricName, metricValue);
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}
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}
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SendMetrics(metrics);
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}
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void GraphiteWriter::AddServiceMetric(std::vector<String>& metrics, const Service::Ptr& service, const String& name, const Value& value)
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{
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/* TODO: sanitize host and service names */
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String hostName = service->GetHost()->GetName();
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String serviceName = service->GetShortName();
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String metricPrefix = hostName + "." + serviceName;
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boost::replace_all(metricPrefix, " ", "_");
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boost::replace_all(metricPrefix, "-", "_");
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boost::replace_all(metricPrefix, ".", "_");
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boost::replace_all(metricPrefix, "\\", "_");
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boost::replace_all(metricPrefix, "/", "_");
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String graphitePrefix = "icinga";
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String metric = graphitePrefix + "." + metricPrefix + "." + name + " " + Convert::ToString(value) + " " + Convert::ToString(static_cast<long>(Utility::GetTime())) + "\n";
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Log(LogDebug, "perfdata", "GraphiteWriter: Add to metric list:'" + metric + "'.");
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metrics.push_back(metric);
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}
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void GraphiteWriter::SendMetrics(const std::vector<String>& metrics)
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{
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if (!m_Stream) {
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Log(LogWarning, "perfdata", "GraphiteWriter not connected!");
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return;
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}
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BOOST_FOREACH(const String& metric, metrics) {
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if (metric.IsEmpty())
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continue;
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Log(LogDebug, "perfdata", "GraphiteWriter: Sending metric '" + metric + "'.");
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m_Stream->Write(metric.CStr(), metric.GetLength());
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}
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}
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void GraphiteWriter::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("host", m_Host);
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bag->Set("port", m_Port);
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}
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}
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void GraphiteWriter::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_Host = bag->Get("host");
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m_Port = bag->Get("port");
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}
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}
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