mirror of https://github.com/Icinga/icinga2.git
429 lines
12 KiB
C++
429 lines
12 KiB
C++
/******************************************************************************
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* Icinga 2 *
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* Copyright (C) 2012-2013 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/notification.h"
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#include "icinga/notificationcommand.h"
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#include "icinga/macroprocessor.h"
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#include "icinga/service.h"
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#include "base/dynamictype.h"
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#include "base/objectlock.h"
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#include "base/logger_fwd.h"
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#include "base/utility.h"
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#include "base/convert.h"
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#include <boost/tuple/tuple.hpp>
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#include <boost/foreach.hpp>
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#include <boost/exception/diagnostic_information.hpp>
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using namespace icinga;
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REGISTER_TYPE(Notification);
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boost::signals2::signal<void (const Notification::Ptr&, double, const String&)> Notification::OnNextNotificationChanged;
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void Notification::Start(void)
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{
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DynamicObject::Start();
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GetService()->AddNotification(GetSelf());
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}
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void Notification::Stop(void)
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{
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DynamicObject::Stop();
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GetService()->RemoveNotification(GetSelf());
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}
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Service::Ptr Notification::GetService(void) const
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{
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Host::Ptr host = Host::GetByName(m_HostName);
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if (!host)
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return Service::Ptr();
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if (m_Service.IsEmpty())
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return host->GetCheckService();
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else
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return host->GetServiceByShortName(m_Service);
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}
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NotificationCommand::Ptr Notification::GetNotificationCommand(void) const
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{
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return NotificationCommand::GetByName(m_NotificationCommand);
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}
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Dictionary::Ptr Notification::GetMacros(void) const
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{
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return m_Macros;
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}
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Array::Ptr Notification::GetExportMacros(void) const
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{
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return m_ExportMacros;
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}
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std::set<User::Ptr> Notification::GetUsers(void) const
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{
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std::set<User::Ptr> result;
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Array::Ptr users = m_Users;
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if (users) {
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ObjectLock olock(users);
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BOOST_FOREACH(const String& name, users) {
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User::Ptr user = User::GetByName(name);
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if (!user)
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continue;
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result.insert(user);
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}
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}
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return result;
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}
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std::set<UserGroup::Ptr> Notification::GetUserGroups(void) const
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{
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std::set<UserGroup::Ptr> result;
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Array::Ptr groups = m_UserGroups;
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if (groups) {
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ObjectLock olock(groups);
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BOOST_FOREACH(const String& name, groups) {
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UserGroup::Ptr ug = UserGroup::GetByName(name);
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if (!ug)
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continue;
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result.insert(ug);
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}
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}
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return result;
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}
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Dictionary::Ptr Notification::GetTimes(void) const
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{
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return m_Times;
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}
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unsigned long Notification::GetNotificationTypeFilter(void) const
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{
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if (m_NotificationTypeFilter.IsEmpty())
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return ~(unsigned long)0; /* All states. */
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else
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return m_NotificationTypeFilter;
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}
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unsigned long Notification::GetNotificationStateFilter(void) const
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{
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if (m_NotificationStateFilter.IsEmpty())
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return ~(unsigned long)0; /* All states. */
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else
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return m_NotificationStateFilter;
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}
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double Notification::GetNotificationInterval(void) const
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{
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if (m_NotificationInterval.IsEmpty())
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return 300;
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else
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return m_NotificationInterval;
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}
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TimePeriod::Ptr Notification::GetNotificationPeriod(void) const
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{
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return TimePeriod::GetByName(m_NotificationPeriod);
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}
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double Notification::GetLastNotification(void) const
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{
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if (m_LastNotification.IsEmpty())
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return 0;
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else
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return m_LastNotification;
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}
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/**
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* Sets the timestamp when the last notification was sent.
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*/
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void Notification::SetLastNotification(double time)
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{
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m_LastNotification = time;
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}
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double Notification::GetNextNotification(void) const
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{
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if (m_NextNotification.IsEmpty())
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return 0;
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else
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return m_NextNotification;
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}
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/**
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* Sets the timestamp when the next periodical notification should be sent.
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* This does not affect notifications that are sent for state changes.
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*/
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void Notification::SetNextNotification(double time, const String& authority)
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{
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m_NextNotification = time;
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Utility::QueueAsyncCallback(boost::bind(boost::ref(OnNextNotificationChanged), GetSelf(), time, authority));
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}
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long Notification::GetNotificationNumber(void) const
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{
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if (m_NotificationNumber.IsEmpty())
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return 0;
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else
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return m_NotificationNumber;
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}
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void Notification::UpdateNotificationNumber(void)
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{
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m_NotificationNumber = m_NotificationNumber + 1;
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}
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void Notification::ResetNotificationNumber(void)
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{
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m_NotificationNumber = 0;
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}
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String Notification::NotificationTypeToString(NotificationType type)
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{
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switch (type) {
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case NotificationDowntimeStart:
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return "DOWNTIMESTART";
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case NotificationDowntimeEnd:
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return "DOWNTIMEEND";
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case NotificationDowntimeRemoved:
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return "DOWNTIMECANCELLED";
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case NotificationCustom:
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return "CUSTOM";
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case NotificationAcknowledgement:
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return "ACKNOWLEDGEMENT";
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case NotificationProblem:
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return "PROBLEM";
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case NotificationRecovery:
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return "RECOVERY";
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case NotificationFlappingStart:
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return "FLAPPINGSTART";
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case NotificationFlappingEnd:
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return "FLAPPINGEND";
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default:
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return "UNKNOWN_NOTIFICATION";
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}
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}
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void Notification::BeginExecuteNotification(NotificationType type, const Dictionary::Ptr& cr, bool force, const String& author, const String& text)
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{
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ASSERT(!OwnsLock());
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if (!force) {
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TimePeriod::Ptr tp = GetNotificationPeriod();
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if (tp && !tp->IsInside(Utility::GetTime())) {
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Log(LogInformation, "icinga", "Not sending notifications for notification object '" + GetName() + "': not in timeperiod");
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return;
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}
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double now = Utility::GetTime();
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Dictionary::Ptr times = GetTimes();
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Service::Ptr service = GetService();
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if (type == NotificationProblem) {
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if (times && times->Contains("begin") && now < service->GetLastHardStateChange() + times->Get("begin")) {
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Log(LogInformation, "icinga", "Not sending notifications for notification object '" + GetName() + "': before escalation range");
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return;
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}
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if (times && times->Contains("end") && now > service->GetLastHardStateChange() + times->Get("end")) {
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Log(LogInformation, "icinga", "Not sending notifications for notification object '" + GetName() + "': after escalation range");
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return;
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}
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}
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unsigned long ftype = 1 << type;
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Log(LogDebug, "icinga", "FType=" + Convert::ToString(ftype) + ", TypeFilter=" + Convert::ToString(GetNotificationTypeFilter()));
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if (!(ftype & GetNotificationTypeFilter())) {
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Log(LogInformation, "icinga", "Not sending notifications for notification object '" + GetName() + "': type filter does not match");
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return;
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}
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unsigned long fstate = 1 << GetService()->GetState();
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if (!(fstate & GetNotificationStateFilter())) {
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Log(LogInformation, "icinga", "Not sending notifications for notification object '" + GetName() + "': state filter does not match");
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return;
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}
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}
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{
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ObjectLock olock(this);
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SetLastNotification(Utility::GetTime());
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}
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std::set<User::Ptr> allUsers;
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std::set<User::Ptr> users = GetUsers();
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std::copy(users.begin(), users.end(), std::inserter(allUsers, allUsers.begin()));
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BOOST_FOREACH(const UserGroup::Ptr& ug, GetUserGroups()) {
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std::set<User::Ptr> members = ug->GetMembers();
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std::copy(members.begin(), members.end(), std::inserter(allUsers, allUsers.begin()));
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}
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unsigned long notified_users = 0;
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BOOST_FOREACH(const User::Ptr& user, allUsers) {
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Log(LogDebug, "icinga", "Sending notification for user '" + user->GetName() + "'");
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Utility::QueueAsyncCallback(boost::bind(&Notification::ExecuteNotificationHelper, this, type, user, cr, force, author, text));
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notified_users++;
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}
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Service::OnNotificationSentToAllUsers(GetService(), allUsers, type, cr, author, text);
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}
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void Notification::ExecuteNotificationHelper(NotificationType type, const User::Ptr& user, const Dictionary::Ptr& cr, bool force, const String& author, const String& text)
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{
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ASSERT(!OwnsLock());
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if (!force) {
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TimePeriod::Ptr tp = user->GetNotificationPeriod();
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if (tp && !tp->IsInside(Utility::GetTime())) {
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Log(LogInformation, "icinga", "Not sending notifications for notification object '" +
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GetName() + " and user '" + user->GetName() + "': user not in timeperiod");
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return;
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}
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unsigned long ftype = 1 << type;
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if (!(ftype & user->GetNotificationTypeFilter())) {
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Log(LogInformation, "icinga", "Not sending notifications for notification object '" +
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GetName() + " and user '" + user->GetName() + "': type filter does not match");
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return;
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}
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unsigned long fstate = 1 << GetService()->GetState();
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if (!(fstate & user->GetNotificationStateFilter())) {
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Log(LogInformation, "icinga", "Not sending notifications for notification object '" +
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GetName() + " and user '" + user->GetName() + "': state filter does not match");
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return;
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}
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}
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try {
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NotificationCommand::Ptr command = GetNotificationCommand();
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if (!command) {
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Log(LogDebug, "icinga", "No notification_command found for notification '" + GetName() + "'. Skipping execution.");
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return;
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}
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command->Execute(GetSelf(), user, cr, type);
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{
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ObjectLock olock(this);
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UpdateNotificationNumber();
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SetLastNotification(Utility::GetTime());
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}
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Service::OnNotificationSentToUser(GetService(), user, type, cr, author, text);
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Log(LogInformation, "icinga", "Completed sending notification for service '" + GetService()->GetName() + "'");
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} catch (const std::exception& ex) {
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std::ostringstream msgbuf;
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msgbuf << "Exception occured during notification for service '"
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<< GetService()->GetName() << "': " << boost::diagnostic_information(ex);
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Log(LogWarning, "icinga", msgbuf.str());
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}
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}
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bool Notification::ResolveMacro(const String& macro, const Dictionary::Ptr&, String *result) const
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{
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Dictionary::Ptr macros = GetMacros();
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if (macros && macros->Contains(macro)) {
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*result = macros->Get(macro);
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return true;
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}
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return false;
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}
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void Notification::InternalSerialize(const Dictionary::Ptr& bag, int attributeTypes) const
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{
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DynamicObject::InternalSerialize(bag, attributeTypes);
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if (attributeTypes & Attribute_Config) {
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bag->Set("notification_command", m_NotificationCommand);
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bag->Set("notification_interval", m_NotificationInterval);
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bag->Set("notification_period", m_NotificationPeriod);
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bag->Set("macros", m_Macros);
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bag->Set("users", m_Users);
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bag->Set("user_groups", m_UserGroups);
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bag->Set("times", m_Times);
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bag->Set("notification_type_filter", m_NotificationTypeFilter);
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bag->Set("notification_state_filter", m_NotificationStateFilter);
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bag->Set("host", m_HostName);
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bag->Set("export_macros", m_ExportMacros);
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bag->Set("service", m_Service);
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}
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if (attributeTypes & Attribute_State) {
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bag->Set("last_notification", m_LastNotification);
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bag->Set("next_notification", m_NextNotification);
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bag->Set("notification_number", m_NotificationNumber);
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}
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}
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void Notification::InternalDeserialize(const Dictionary::Ptr& bag, int attributeTypes)
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{
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DynamicObject::InternalDeserialize(bag, attributeTypes);
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if (attributeTypes & Attribute_Config) {
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m_NotificationCommand = bag->Get("notification_command");
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m_NotificationInterval = bag->Get("notification_interval");
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m_NotificationPeriod = bag->Get("notification_period");
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m_Macros = bag->Get("macros");
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m_Users = bag->Get("users");
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m_UserGroups = bag->Get("user_groups");
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m_Times = bag->Get("times");
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m_NotificationTypeFilter = bag->Get("notification_type_filter");
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m_NotificationStateFilter = bag->Get("notification_state_filter");
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m_HostName = bag->Get("host");
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m_ExportMacros = bag->Get("export_macros");
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m_Service = bag->Get("service");
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}
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if (attributeTypes & Attribute_State) {
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m_LastNotification = bag->Get("last_notification");
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m_NextNotification = bag->Get("next_notification");
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m_NotificationNumber = bag->Get("notification_number");
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}
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}
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