granicus.if.org Git - icinga2/blob - lib/icinga/notification.cpp

   1 /******************************************************************************
   2  * Icinga 2                                                                   *
   3  * Copyright (C) 2012 Icinga Development Team (http://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 "i2-icinga.h"
  21
  22 using namespace icinga;
  23
  24 REGISTER_TYPE(Notification, NULL);
  25
  26 Notification::Notification(const Dictionary::Ptr& properties)
  27         : DynamicObject(properties)
  28 {
  29         Service::InvalidateNotificationsCache();
  30 }
  31
  32 Notification::~Notification(void)
  33 {
  34         Service::InvalidateNotificationsCache();
  35 }
  36
  37 bool Notification::Exists(const String& name)
  38 {
  39         return (DynamicObject::GetObject("Notification", name));
  40 }
  41
  42 Notification::Ptr Notification::GetByName(const String& name)
  43 {
  44         DynamicObject::Ptr configObject = DynamicObject::GetObject("Notification", name);
  45
  46         if (!configObject)
  47                 BOOST_THROW_EXCEPTION(invalid_argument("Notification '" + name + "' does not exist."));
  48
  49         return dynamic_pointer_cast<Notification>(configObject);
  50 }
  51
  52 Service::Ptr Notification::GetService(void) const
  53 {
  54         Host::Ptr host = Host::GetByName(Get("host_name"));
  55         String service = Get("service");
  56
  57         if (service.IsEmpty())
  58                 return host->GetHostCheckService();
  59         else
  60                 return host->GetServiceByShortName(service);
  61 }
  62
  63 Value Notification::GetNotificationCommand(void) const
  64 {
  65         return Get("notification_command");
  66 }
  67
  68 Dictionary::Ptr Notification::GetMacros(void) const
  69 {
  70         return Get("macros");
  71 }
  72
  73 void Notification::SendNotification(NotificationType type)
  74 {
  75         vector<Value> arguments;
  76         arguments.push_back(static_cast<Notification::Ptr>(GetSelf()));
  77         arguments.push_back(type);
  78         ScriptTask::Ptr task;
  79         task = InvokeMethod("notify", arguments, boost::bind(&Notification::NotificationCompletedHandler, this, _1));
  80
  81         if (!task) {
  82                 Logger::Write(LogWarning, "icinga", "Notification object '" + GetName() + "' doesn't have a 'notify' method.");
  83
  84                 return;
  85         }
  86
  87         if (!task->IsFinished()) {
  88                 /* We need to keep the task object alive until the completion handler is called. */
  89
  90                 m_Tasks.insert(task);
  91         }
  92 }
  93
  94 void Notification::NotificationCompletedHandler(const ScriptTask::Ptr& task)
  95 {
  96         m_Tasks.erase(task);
  97
  98         try {
  99                 (void) task->GetResult();
 100
 101                 Logger::Write(LogInformation, "icinga", "Completed sending notification for service '" + GetService()->GetName() + "'");
 102         } catch (const exception& ex) {
 103                 stringstream msgbuf;
 104                 msgbuf << "Exception occured during notification for service '"
 105                        << GetService()->GetName() << "': " << diagnostic_information(ex);
 106                 String message = msgbuf.str();
 107
 108                 Logger::Write(LogWarning, "icinga", message);
 109         }
 110 }
 111
 112 void Notification::OnAttributeChanged(const String& name, const Value& oldValue)
 113 {
 114         if (name == "host_name" || name == "service")
 115                 Service::InvalidateNotificationsCache();
 116 }