icinga2/components/notification/notificationcomponent.cpp

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/******************************************************************************
* Icinga 2 *
* Copyright (C) 2012 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 "notification/notificationcomponent.h"
#include "icinga/service.h"
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#include "base/dynamictype.h"
#include "base/objectlock.h"
#include "base/logger_fwd.h"
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#include "base/utility.h"
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#include <boost/smart_ptr/make_shared.hpp>
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#include <boost/exception/diagnostic_information.hpp>
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#include <boost/foreach.hpp>
using namespace icinga;
REGISTER_TYPE(NotificationComponent);
/**
* Starts the component.
*/
void NotificationComponent::Start(void)
{
DynamicObject::Start();
Service::OnNotificationsRequested.connect(bind(&NotificationComponent::SendNotificationsHandler, this, _1,
_2, _3, _4, _5));
m_NotificationTimer = boost::make_shared<Timer>();
m_NotificationTimer->SetInterval(5);
m_NotificationTimer->OnTimerExpired.connect(boost::bind(&NotificationComponent::NotificationTimerHandler, this));
m_NotificationTimer->Start();
}
/**
* Periodically sends notifications.
*
* @param - Event arguments for the timer.
*/
void NotificationComponent::NotificationTimerHandler(void)
{
double now = Utility::GetTime();
BOOST_FOREACH(const Notification::Ptr& notification, DynamicType::GetObjects<Notification>()) {
if (notification->GetNotificationInterval() <= 0)
continue;
if (notification->GetNextNotification() > now)
continue;
Service::Ptr service = notification->GetService();
if (!service)
continue;
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bool reachable = service->IsReachable();
{
ObjectLock olock(notification);
notification->SetNextNotification(Utility::GetTime() + notification->GetNotificationInterval());
}
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{
ObjectLock olock(service);
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if (service->GetStateType() == StateTypeSoft)
continue;
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if (service->GetState() == StateOK)
continue;
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if (!reachable || service->IsInDowntime() || service->IsAcknowledged())
continue;
}
try {
Log(LogInformation, "notification", "Sending reminder notification for service '" + service->GetName() + "'");
notification->BeginExecuteNotification(NotificationProblem, service->GetLastCheckResult(), false);
} catch (const std::exception& ex) {
std::ostringstream msgbuf;
msgbuf << "Exception occured during notification for service '"
<< GetName() << "': " << boost::diagnostic_information(ex);
String message = msgbuf.str();
Log(LogWarning, "icinga", message);
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}
}
}
/**
* Processes icinga::SendNotifications messages.
*/
void NotificationComponent::SendNotificationsHandler(const Service::Ptr& service, NotificationType type,
const Dictionary::Ptr& cr, const String& author, const String& text)
{
service->SendNotifications(static_cast<NotificationType>(type), cr, author, text);
}