granicus.if.org Git - icinga2/blob - lib/methods/clusterchecktask.cpp

   1 /******************************************************************************
   2  * Icinga 2                                                                   *
   3  * Copyright (C) 2012-2016 Icinga Development Team (https://www.icinga.org/)  *
   4  *                                                                            *
   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.                     *
   9  *                                                                            *
  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.                               *
  14  *                                                                            *
  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  ******************************************************************************/
  19
  20 #include "methods/clusterchecktask.hpp"
  21 #include "remote/apilistener.hpp"
  22 #include "remote/endpoint.hpp"
  23 #include "icinga/cib.hpp"
  24 #include "icinga/service.hpp"
  25 #include "icinga/icingaapplication.hpp"
  26 #include "base/application.hpp"
  27 #include "base/objectlock.hpp"
  28 #include "base/convert.hpp"
  29 #include "base/utility.hpp"
  30 #include "base/function.hpp"
  31 #include "base/configtype.hpp"
  32 #include <boost/algorithm/string/join.hpp>
  33 #include <boost/foreach.hpp>
  34
  35 using namespace icinga;
  36
  37 REGISTER_SCRIPTFUNCTION_NS(Internal, ClusterCheck, &ClusterCheckTask::ScriptFunc);
  38
  39 void ClusterCheckTask::ScriptFunc(const Checkable::Ptr& checkable, const CheckResult::Ptr& cr,
  40     const Dictionary::Ptr& resolvedMacros, bool useResolvedMacros)
  41 {
  42         if (resolvedMacros && !useResolvedMacros)
  43                 return;
  44
  45         ApiListener::Ptr listener = ApiListener::GetInstance();
  46
  47         if (!listener) {
  48                 cr->SetOutput("No API listener is configured for this instance.");
  49                 cr->SetState(ServiceUnknown);
  50                 checkable->ProcessCheckResult(cr);
  51                 return;
  52         }
  53
  54         std::pair<Dictionary::Ptr, Dictionary::Ptr> stats = listener->GetStatus();
  55
  56         Dictionary::Ptr status = stats.first;
  57
  58         /* use feature stats perfdata */
  59         std::pair<Dictionary::Ptr, Array::Ptr> feature_stats = CIB::GetFeatureStats();
  60         cr->SetPerformanceData(feature_stats.second);
  61
  62         String connected_endpoints = FormatArray(status->Get("conn_endpoints"));
  63         String not_connected_endpoints = FormatArray(status->Get("not_conn_endpoints"));
  64
  65         if (status->Get("num_not_conn_endpoints") > 0) {
  66                 cr->SetState(ServiceCritical);
  67                 cr->SetOutput("Icinga 2 Cluster Problem: " + Convert::ToString(status->Get("num_not_conn_endpoints")) +
  68                     " Endpoints (" + not_connected_endpoints + ") not connected.");
  69         } else {
  70                 cr->SetState(ServiceOK);
  71                 cr->SetOutput("Icinga 2 Cluster is running: Connected Endpoints: "+ Convert::ToString(status->Get("num_conn_endpoints")) +
  72                     " (" + connected_endpoints + ").");
  73         }
  74
  75         checkable->ProcessCheckResult(cr);
  76 }
  77
  78 String ClusterCheckTask::FormatArray(const Array::Ptr& arr)
  79 {
  80         bool first = true;
  81         String str;
  82
  83         if (arr) {
  84                 ObjectLock olock(arr);
  85                 BOOST_FOREACH(const Value& value, arr) {
  86                         if (first)
  87                                 first = false;
  88                         else
  89                                 str += ", ";
  90
  91                         str += Convert::ToString(value);
  92                 }
  93         }
  94
  95         return str;
  96 }