1 /******************************************************************************
3 * Copyright (C) 2012-2013 Icinga Development Team (http://www.icinga.org/) *
5 * This program is free software; you can redistribute it and/or *
6 * modify it under the terms of the GNU General Public License *
7 * as published by the Free Software Foundation; either version 2 *
8 * of the License, or (at your option) any later version. *
10 * This program is distributed in the hope that it will be useful, *
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
13 * GNU General Public License for more details. *
15 * You should have received a copy of the GNU General Public License *
16 * along with this program; if not, write to the Free Software Foundation *
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. *
18 ******************************************************************************/
20 #include "perfdata/graphitewriter.h"
21 #include "icinga/service.h"
22 #include "icinga/macroprocessor.h"
23 #include "icinga/icingaapplication.h"
24 #include "icinga/compatutility.h"
25 #include "icinga/perfdatavalue.h"
26 #include "base/tcpsocket.h"
27 #include "base/dynamictype.h"
28 #include "base/objectlock.h"
29 #include "base/logger_fwd.h"
30 #include "base/convert.h"
31 #include "base/utility.h"
32 #include "base/application.h"
33 #include "base/stream.h"
34 #include "base/networkstream.h"
35 #include "base/bufferedstream.h"
36 #include <boost/algorithm/string.hpp>
37 #include <boost/algorithm/string/classification.hpp>
38 #include <boost/foreach.hpp>
39 #include <boost/algorithm/string/split.hpp>
40 #include <boost/algorithm/string/replace.hpp>
41 #include <boost/exception/diagnostic_information.hpp>
43 using namespace icinga;
45 REGISTER_TYPE(GraphiteWriter);
47 void GraphiteWriter::Start(void)
49 DynamicObject::Start();
51 m_ReconnectTimer = make_shared<Timer>();
52 m_ReconnectTimer->SetInterval(10);
53 m_ReconnectTimer->OnTimerExpired.connect(boost::bind(&GraphiteWriter::ReconnectTimerHandler, this));
54 m_ReconnectTimer->Start();
55 m_ReconnectTimer->Reschedule(0);
57 Service::OnNewCheckResult.connect(boost::bind(&GraphiteWriter::CheckResultHandler, this, _1, _2));
60 void GraphiteWriter::ReconnectTimerHandler(void)
64 m_Stream->Write("\n", 1);
65 Log(LogWarning, "perfdata", "GraphiteWriter already connected on socket on host '" + GetHost() + "' port '" + GetPort() + "'.");
68 } catch (const std::exception& ex) {
69 Log(LogWarning, "perfdata", "GraphiteWriter socket on host '" + GetHost() + "' port '" + GetPort() + "' gone. Attempting to reconnect.");
72 TcpSocket::Ptr socket = make_shared<TcpSocket>();
74 Log(LogDebug, "perfdata", "GraphiteWriter: Reconnect to tcp socket on host '" + GetHost() + "' port '" + GetPort() + "'.");
75 socket->Connect(GetHost(), GetPort());
77 NetworkStream::Ptr net_stream = make_shared<NetworkStream>(socket);
78 m_Stream = make_shared<BufferedStream>(net_stream);
81 void GraphiteWriter::CheckResultHandler(const Service::Ptr& service, const Dictionary::Ptr& cr)
83 if (!IcingaApplication::GetInstance()->GetEnablePerfdata() || !service->GetEnablePerfdata())
86 /* TODO: sanitize host and service names */
87 String hostName = service->GetHost()->GetName();
88 String serviceName = service->GetShortName();
90 SanitizeMetric(hostName);
91 SanitizeMetric(serviceName);
93 String prefix = "icinga." + hostName + "." + serviceName;
96 SendMetric(prefix, "current_attempt", service->GetCheckAttempt());
97 SendMetric(prefix, "max_check_attempts", service->GetMaxCheckAttempts());
98 SendMetric(prefix, "state_type", service->GetStateType());
99 SendMetric(prefix, "state", service->GetState());
100 SendMetric(prefix, "latency", Service::CalculateLatency(cr));
101 SendMetric(prefix, "execution_time", Service::CalculateExecutionTime(cr));
103 Value pdv = cr->Get("performance_data");
105 if (!pdv.IsObjectType<Dictionary>())
108 Dictionary::Ptr perfdata = pdv;
112 BOOST_FOREACH(boost::tie(key, value), perfdata) {
115 if (!value.IsObjectType<PerfdataValue>())
118 valueNum = static_cast<PerfdataValue::Ptr>(value)->GetValue();
120 SendMetric(prefix, key, valueNum);
124 void GraphiteWriter::SendMetric(const String& prefix, const String& name, double value)
126 std::ostringstream msgbuf;
127 msgbuf << prefix << "." << name << " " << value << " " << static_cast<long>(Utility::GetTime()) << "\n";
129 String metric = msgbuf.str();
130 Log(LogDebug, "perfdata", "GraphiteWriter: Add to metric list:'" + metric + "'.");
132 ObjectLock olock(this);
138 m_Stream->Write(metric.CStr(), metric.GetLength());
139 } catch (const std::exception& ex) {
140 std::ostringstream msgbuf;
141 msgbuf << "Exception thrown while writing to the Graphite socket: " << std::endl
142 << boost::diagnostic_information(ex);
144 Log(LogCritical, "base", msgbuf.str());
150 void GraphiteWriter::SanitizeMetric(String& str)
152 boost::replace_all(str, " ", "_");
153 boost::replace_all(str, ".", "_");
154 boost::replace_all(str, "-", "_");
155 boost::replace_all(str, "\\", "_");
156 boost::replace_all(str, "/", "_");