mirror of https://github.com/Icinga/icinga2.git
139 lines
4.3 KiB
C++
139 lines
4.3 KiB
C++
/******************************************************************************
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* Icinga 2 *
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* Copyright (C) 2012 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/pluginchecktask.h"
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#include "icinga/macroprocessor.h"
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#include "base/dynamictype.h"
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#include <boost/algorithm/string/classification.hpp>
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#include <boost/algorithm/string/split.hpp>
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#include <boost/smart_ptr/make_shared.hpp>
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#include <boost/foreach.hpp>
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using namespace icinga;
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REGISTER_SCRIPTFUNCTION(PluginCheck, &PluginCheckTask::ScriptFunc);
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PluginCheckTask::PluginCheckTask(const ScriptTask::Ptr& task, const Process::Ptr& process, const Value& command)
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: m_Task(task), m_Process(process), m_Command(command)
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{ }
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/**
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* @threadsafety Always.
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*/
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void PluginCheckTask::ScriptFunc(const ScriptTask::Ptr& task, const std::vector<Value>& arguments)
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{
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if (arguments.size() < 1)
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BOOST_THROW_EXCEPTION(std::invalid_argument("Missing argument: Service must be specified."));
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if (arguments.size() < 2)
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BOOST_THROW_EXCEPTION(std::invalid_argument("Missing argument: Macros must be specified."));
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Service::Ptr service = arguments[0];
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Dictionary::Ptr macros = arguments[1];
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Value raw_command = service->GetCheckCommand();
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Value command = MacroProcessor::ResolveMacros(raw_command, macros);
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Process::Ptr process = boost::make_shared<Process>(Process::SplitCommand(command), macros);
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PluginCheckTask ct(task, process, command);
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process->Start(boost::bind(&PluginCheckTask::ProcessFinishedHandler, ct));
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}
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/**
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* @threadsafety Always.
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*/
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void PluginCheckTask::ProcessFinishedHandler(PluginCheckTask ct)
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{
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ProcessResult pr;
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try {
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pr = ct.m_Process->GetResult();
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} catch (...) {
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ct.m_Task->FinishException(boost::current_exception());
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return;
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}
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String output = pr.Output;
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output.Trim();
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Dictionary::Ptr result = ParseCheckOutput(output);
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result->Set("command", ct.m_Command);
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result->Set("state", ExitStatusToState(pr.ExitStatus));
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result->Set("execution_start", pr.ExecutionStart);
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result->Set("execution_end", pr.ExecutionEnd);
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ct.m_Task->FinishResult(result);
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}
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/**
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* @threadsafety Always.
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*/
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ServiceState PluginCheckTask::ExitStatusToState(int exitStatus)
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{
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switch (exitStatus) {
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case 0:
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return StateOK;
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case 1:
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return StateWarning;
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case 2:
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return StateCritical;
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default:
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return StateUnknown;
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}
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}
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/**
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* @threadsafety Always.
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*/
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Dictionary::Ptr PluginCheckTask::ParseCheckOutput(const String& output)
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{
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Dictionary::Ptr result = boost::make_shared<Dictionary>();
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String text;
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String perfdata;
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std::vector<String> lines;
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boost::algorithm::split(lines, output, boost::is_any_of("\r\n"));
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BOOST_FOREACH (const String& line, lines) {
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size_t delim = line.FindFirstOf("|");
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if (!text.IsEmpty())
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text += "\n";
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if (delim != String::NPos) {
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text += line.SubStr(0, delim);
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if (!perfdata.IsEmpty())
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perfdata += " ";
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perfdata += line.SubStr(delim + 1, line.GetLength());
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} else {
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text += line;
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}
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}
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result->Set("output", text);
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result->Set("performance_data_raw", perfdata);
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return result;
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}
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