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refs Icinga#7256 Signed-off-by: Gunnar Beutner <[email protected]>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,11 @@ | ||
| /** | ||
| * The OpenTsdbWriter type writes check result metrics and | ||
| * performance data to a OpenTSDB tcp socket. | ||
| */ | ||
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| library "perfdata" | ||
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| object OpenTsdbWriter "opentsdb" { | ||
| //host = "127.0.0.1" | ||
| //port = 4242 | ||
| } |
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,250 @@ | ||
| /****************************************************************************** | ||
| * Icinga 2 * | ||
| * Copyright (C) 2012-2014 Icinga Development Team (http://www.icinga.org) * | ||
| * * | ||
| * 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. * | ||
| ******************************************************************************/ | ||
|
|
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| #include "perfdata/opentsdbwriter.hpp" | ||
| #include "icinga/service.hpp" | ||
| #include "icinga/macroprocessor.hpp" | ||
| #include "icinga/icingaapplication.hpp" | ||
| #include "icinga/compatutility.hpp" | ||
| #include "icinga/perfdatavalue.hpp" | ||
| #include "base/tcpsocket.hpp" | ||
| #include "base/dynamictype.hpp" | ||
| #include "base/objectlock.hpp" | ||
| #include "base/logger.hpp" | ||
| #include "base/convert.hpp" | ||
| #include "base/utility.hpp" | ||
| #include "base/application.hpp" | ||
| #include "base/stream.hpp" | ||
| #include "base/networkstream.hpp" | ||
| #include "base/exception.hpp" | ||
| #include "base/statsfunction.hpp" | ||
| #include <boost/algorithm/string.hpp> | ||
| #include <boost/algorithm/string/classification.hpp> | ||
| #include <boost/foreach.hpp> | ||
| #include <boost/algorithm/string/split.hpp> | ||
| #include <boost/algorithm/string/replace.hpp> | ||
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| using namespace icinga; | ||
|
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| REGISTER_TYPE(OpenTsdbWriter); | ||
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| REGISTER_STATSFUNCTION(OpenTsdbWriterStats, &OpenTsdbWriter::StatsFunc); | ||
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| Value OpenTsdbWriter::StatsFunc(const Dictionary::Ptr& status, const Array::Ptr&) | ||
| { | ||
| Dictionary::Ptr nodes = new Dictionary(); | ||
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| BOOST_FOREACH(const OpenTsdbWriter::Ptr& opentsdbwriter, DynamicType::GetObjectsByType<OpenTsdbWriter>()) { | ||
| nodes->Set(opentsdbwriter->GetName(), 1); //add more stats | ||
| } | ||
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| status->Set("opentsdbwriter", nodes); | ||
|
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| return 0; | ||
| } | ||
|
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| void OpenTsdbWriter::Start(void) | ||
| { | ||
| DynamicObject::Start(); | ||
|
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| m_ReconnectTimer = new Timer(); | ||
| m_ReconnectTimer->SetInterval(10); | ||
| m_ReconnectTimer->OnTimerExpired.connect(boost::bind(&OpenTsdbWriter::ReconnectTimerHandler, this)); | ||
| m_ReconnectTimer->Start(); | ||
| m_ReconnectTimer->Reschedule(0); | ||
|
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| Service::OnNewCheckResult.connect(boost::bind(&OpenTsdbWriter::CheckResultHandler, this, _1, _2)); | ||
| } | ||
|
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| void OpenTsdbWriter::ReconnectTimerHandler(void) | ||
| { | ||
| if (m_Stream) | ||
| return; | ||
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| TcpSocket::Ptr socket = new TcpSocket(); | ||
|
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| Log(LogNotice, "OpenTsdbWriter") | ||
| << "Reconnect to OpenTSDB TSD on host '" << GetHost() << "' port '" << GetPort() << "'."; | ||
|
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| try { | ||
| socket->Connect(GetHost(), GetPort()); | ||
| } catch (std::exception&) { | ||
| Log(LogCritical, "OpenTsdbWriter") | ||
| << "Can't connect to OpenTSDB TSD on host '" << GetHost() << "' port '" << GetPort() << "'."; | ||
| return; | ||
| } | ||
|
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| m_Stream = new NetworkStream(socket); | ||
| } | ||
|
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| void OpenTsdbWriter::CheckResultHandler(const Checkable::Ptr& checkable, const CheckResult::Ptr& cr) | ||
| { | ||
| CONTEXT("Processing check result for '" + checkable->GetName() + "'"); | ||
|
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| if (!IcingaApplication::GetInstance()->GetEnablePerfdata() || !checkable->GetEnablePerfdata()) | ||
| return; | ||
|
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| Service::Ptr service = dynamic_pointer_cast<Service>(checkable); | ||
| Host::Ptr host; | ||
|
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| if (service) | ||
| host = service->GetHost(); | ||
| else | ||
| host = static_pointer_cast<Host>(checkable); | ||
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| String hostName = host->GetName(); | ||
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| String metric; | ||
| std::map<String, String> tags; | ||
| tags["host"] = hostName; | ||
|
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| if (service) { | ||
| String serviceName = service->GetShortName(); | ||
| EscapeMetric(serviceName); | ||
| metric = "icinga.service." + serviceName; | ||
|
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| SendMetric(metric + ".state", tags, service->GetState()); | ||
| } else { | ||
| metric = "icinga.host"; | ||
| SendMetric(metric + ".state", tags, host->GetState()); | ||
| } | ||
|
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| SendMetric(metric + ".state_type", tags, checkable->GetStateType()); | ||
| SendMetric(metric + ".reachable", tags, checkable->IsReachable()); | ||
| SendMetric(metric + ".downtime_depth", tags, checkable->GetDowntimeDepth()); | ||
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| SendPerfdata(metric, tags, cr); | ||
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| metric = "icinga.check"; | ||
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| if (service) { | ||
| tags["type"] = "service"; | ||
| String serviceName = service->GetShortName(); | ||
| EscapeTag(serviceName); | ||
| tags["service"] = serviceName; | ||
| } else { | ||
| tags["type"] = "host"; | ||
| } | ||
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| SendMetric(metric + ".current_attempt", tags, checkable->GetCheckAttempt()); | ||
| SendMetric(metric + ".max_check_attempts", tags, checkable->GetMaxCheckAttempts()); | ||
| SendMetric(metric + ".latency", tags, Service::CalculateLatency(cr)); | ||
| SendMetric(metric + ".execution_time", tags, Service::CalculateExecutionTime(cr)); | ||
| } | ||
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| void OpenTsdbWriter::SendPerfdata(const String& metric, const std::map<String, String>& tags, const CheckResult::Ptr& cr) | ||
| { | ||
| Array::Ptr perfdata = cr->GetPerformanceData(); | ||
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| if (!perfdata) | ||
| return; | ||
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| ObjectLock olock(perfdata); | ||
| BOOST_FOREACH(const Value& val, perfdata) { | ||
| PerfdataValue::Ptr pdv; | ||
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| if (val.IsObjectType<PerfdataValue>()) | ||
| pdv = val; | ||
| else { | ||
| try { | ||
| pdv = PerfdataValue::Parse(val); | ||
| } catch (const std::exception&) { | ||
| Log(LogWarning, "OpenTsdbWriter") | ||
| << "Ignoring invalid perfdata value: " << val; | ||
| continue; | ||
| } | ||
| } | ||
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| String escaped_key = pdv->GetLabel(); | ||
| EscapeMetric(escaped_key); | ||
| boost::algorithm::replace_all(escaped_key, "::", "."); | ||
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| SendMetric(metric + "." + escaped_key, tags, pdv->GetValue()); | ||
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| if (pdv->GetCrit()) | ||
| SendMetric(metric + "." + escaped_key + "_crit", tags, pdv->GetCrit()); | ||
| if (pdv->GetWarn()) | ||
| SendMetric(metric + "." + escaped_key + "_warn", tags, pdv->GetWarn()); | ||
| if (pdv->GetMin()) | ||
| SendMetric(metric + "." + escaped_key + "_min", tags, pdv->GetMin()); | ||
| if (pdv->GetMax()) | ||
| SendMetric(metric + "." + escaped_key + "_max", tags, pdv->GetMax()); | ||
| } | ||
| } | ||
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| void OpenTsdbWriter::SendMetric(const String& metric, const std::map<String, String>& tags, double value) | ||
| { | ||
| String tags_string = ""; | ||
| BOOST_FOREACH(const Dictionary::Pair& tag, tags) { | ||
| tags_string += " " + tag.first + "=" + Convert::ToString(tag.second); | ||
| } | ||
|
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| std::ostringstream msgbuf; | ||
| /* | ||
| * must be (http://opentsdb.net/docs/build/html/user_guide/writing.html) | ||
| * put <metric> <timestamp> <value> <tagk1=tagv1[ tagk2=tagv2 ...tagkN=tagvN]> | ||
| * "tags" must include at least one tag, we use "host=HOSTNAME" | ||
| */ | ||
| msgbuf << "put " << metric << " " << static_cast<long>(Utility::GetTime()) << " " << Convert::ToString(value) << " " << tags_string; | ||
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| Log(LogDebug, "OpenTsdbWriter") | ||
| << "Add to metric list:'" << msgbuf.str() << "'."; | ||
|
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| /* do not send \n to debug log */ | ||
| msgbuf << "\n"; | ||
| String put = msgbuf.str(); | ||
|
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| ObjectLock olock(this); | ||
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| if (!m_Stream) | ||
| return; | ||
|
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| try { | ||
| m_Stream->Write(put.CStr(), put.GetLength()); | ||
| } catch (const std::exception& ex) { | ||
| Log(LogCritical, "OpenTsdbWriter") | ||
| << "Cannot write to OpenTSDB TSD on host '" << GetHost() << "' port '" << GetPort() + "'."; | ||
|
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| m_Stream.reset(); | ||
| } | ||
| } | ||
|
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| /* for metric and tag name rules, see | ||
| * http://opentsdb.net/docs/build/html/user_guide/writing.html#metrics-and-tags | ||
| */ | ||
| String OpenTsdbWriter::EscapeTag(const String& str) | ||
| { | ||
| String result = str; | ||
|
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| boost::replace_all(result, " ", "_"); | ||
| boost::replace_all(result, "\\", "_"); | ||
|
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| return result; | ||
| } | ||
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| String OpenTsdbWriter::EscapeMetric(const String& str) | ||
| { | ||
| String result = str; | ||
|
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| boost::replace_all(result, " ", "_"); | ||
| boost::replace_all(result, ".", "_"); | ||
| boost::replace_all(result, "\\", "_"); | ||
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| return result; | ||
| } |
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