mirror of https://github.com/Icinga/icinga2.git
316 lines
9.2 KiB
C++
316 lines
9.2 KiB
C++
/******************************************************************************
|
|
* 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. *
|
|
******************************************************************************/
|
|
|
|
#include "icinga/service.h"
|
|
#include "icinga/notificationrequestmessage.h"
|
|
#include "remoting/endpointmanager.h"
|
|
#include "base/dynamictype.h"
|
|
#include "base/objectlock.h"
|
|
#include "base/logger_fwd.h"
|
|
#include "config/configitembuilder.h"
|
|
#include <boost/tuple/tuple.hpp>
|
|
#include <boost/smart_ptr/make_shared.hpp>
|
|
#include <boost/foreach.hpp>
|
|
#include <boost/exception/diagnostic_information.hpp>
|
|
|
|
using namespace icinga;
|
|
|
|
static boost::mutex l_NotificationMutex;
|
|
static std::map<String, std::set<Notification::WeakPtr> > l_NotificationsCache;
|
|
static bool l_NotificationsCacheNeedsUpdate = false;
|
|
static Timer::Ptr l_NotificationsCacheTimer;
|
|
|
|
void Service::RequestNotifications(NotificationType type, const Dictionary::Ptr& cr)
|
|
{
|
|
RequestMessage msg;
|
|
msg.SetMethod("icinga::SendNotifications");
|
|
|
|
NotificationRequestMessage params;
|
|
msg.SetParams(params);
|
|
|
|
params.SetService(GetName());
|
|
params.SetType(type);
|
|
params.SetCheckResult(cr);
|
|
|
|
Log(LogDebug, "icinga", "Sending notification anycast request for service '" + GetName() + "'");
|
|
EndpointManager::GetInstance()->SendAnycastMessage(Endpoint::Ptr(), msg);
|
|
}
|
|
|
|
void Service::SendNotifications(NotificationType type, const Dictionary::Ptr& cr)
|
|
{
|
|
bool force = false;
|
|
|
|
if (!GetEnableNotifications()) {
|
|
if (!GetForceNextNotification()) {
|
|
Log(LogInformation, "icinga", "Notifications are disabled for service '" + GetName() + "'.");
|
|
return;
|
|
}
|
|
|
|
force = true;
|
|
SetForceNextNotification(false);
|
|
}
|
|
|
|
Log(LogInformation, "icinga", "Sending notifications for service '" + GetName() + "'");
|
|
|
|
std::set<Notification::Ptr> notifications = GetNotifications();
|
|
|
|
if (notifications.empty())
|
|
Log(LogInformation, "icinga", "Service '" + GetName() + "' does not have any notifications.");
|
|
|
|
BOOST_FOREACH(const Notification::Ptr& notification, notifications) {
|
|
try {
|
|
notification->BeginExecuteNotification(type, cr, force);
|
|
} 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);
|
|
}
|
|
}
|
|
}
|
|
|
|
void Service::InvalidateNotificationsCache(void)
|
|
{
|
|
boost::mutex::scoped_lock lock(l_NotificationMutex);
|
|
|
|
if (l_NotificationsCacheNeedsUpdate)
|
|
return; /* Someone else has already requested a refresh. */
|
|
|
|
if (!l_NotificationsCacheTimer) {
|
|
l_NotificationsCacheTimer = boost::make_shared<Timer>();
|
|
l_NotificationsCacheTimer->SetInterval(0.5);
|
|
l_NotificationsCacheTimer->OnTimerExpired.connect(boost::bind(&Service::RefreshNotificationsCache));
|
|
l_NotificationsCacheTimer->Start();
|
|
}
|
|
|
|
l_NotificationsCacheNeedsUpdate = true;
|
|
}
|
|
|
|
void Service::RefreshNotificationsCache(void)
|
|
{
|
|
{
|
|
boost::mutex::scoped_lock lock(l_NotificationMutex);
|
|
|
|
if (!l_NotificationsCacheNeedsUpdate)
|
|
return;
|
|
|
|
l_NotificationsCacheNeedsUpdate = false;
|
|
}
|
|
|
|
Log(LogDebug, "icinga", "Updating Service notifications cache.");
|
|
|
|
std::map<String, std::set<Notification::WeakPtr> > newNotificationsCache;
|
|
|
|
BOOST_FOREACH(const DynamicObject::Ptr& object, DynamicType::GetObjects("Notification")) {
|
|
const Notification::Ptr& notification = static_pointer_cast<Notification>(object);
|
|
|
|
Service::Ptr service = notification->GetService();
|
|
|
|
if (!service)
|
|
continue;
|
|
|
|
newNotificationsCache[service->GetName()].insert(notification);
|
|
}
|
|
|
|
boost::mutex::scoped_lock lock(l_NotificationMutex);
|
|
l_NotificationsCache.swap(newNotificationsCache);
|
|
}
|
|
|
|
std::set<Notification::Ptr> Service::GetNotifications(void) const
|
|
{
|
|
std::set<Notification::Ptr> notifications;
|
|
|
|
{
|
|
boost::mutex::scoped_lock lock(l_NotificationMutex);
|
|
|
|
BOOST_FOREACH(const Notification::WeakPtr& wservice, l_NotificationsCache[GetName()]) {
|
|
Notification::Ptr notification = wservice.lock();
|
|
|
|
if (!notification)
|
|
continue;
|
|
|
|
notifications.insert(notification);
|
|
}
|
|
}
|
|
|
|
return notifications;
|
|
}
|
|
|
|
void Service::UpdateSlaveNotifications(void)
|
|
{
|
|
Dictionary::Ptr oldNotifications;
|
|
ConfigItem::Ptr serviceItem, hostItem;
|
|
|
|
serviceItem = ConfigItem::GetObject("Service", GetName());
|
|
|
|
/* Don't create slave notifications unless we own this object */
|
|
if (!serviceItem)
|
|
return;
|
|
|
|
Host::Ptr host = GetHost();
|
|
|
|
if (!host)
|
|
return;
|
|
|
|
hostItem = ConfigItem::GetObject("Host", host->GetName());
|
|
|
|
/* Don't create slave notifications unless we own the host */
|
|
if (!hostItem)
|
|
return;
|
|
|
|
{
|
|
ObjectLock olock(this);
|
|
oldNotifications = m_SlaveNotifications;
|
|
}
|
|
|
|
std::vector<Dictionary::Ptr> descLists;
|
|
|
|
descLists.push_back(Get("notifications"));
|
|
|
|
Dictionary::Ptr newNotifications;
|
|
newNotifications = boost::make_shared<Dictionary>();
|
|
|
|
descLists.push_back(host->Get("notifications"));
|
|
|
|
for (int i = 0; i < 2; i++) {
|
|
Dictionary::Ptr descs;
|
|
ConfigItem::Ptr item;
|
|
|
|
if (i == 0) {
|
|
/* Host notification descs */
|
|
descs = host->Get("notifications");
|
|
item = hostItem;
|
|
} else {
|
|
/* Service notification descs */
|
|
descs = Get("notifications");
|
|
item = serviceItem;
|
|
}
|
|
|
|
if (!descs)
|
|
continue;
|
|
|
|
ObjectLock olock(descs);
|
|
|
|
String nfcname;
|
|
Value nfcdesc;
|
|
BOOST_FOREACH(boost::tie(nfcname, nfcdesc), descs) {
|
|
std::ostringstream namebuf;
|
|
namebuf << GetName() << ":" << nfcname;
|
|
String name = namebuf.str();
|
|
|
|
ConfigItemBuilder::Ptr builder = boost::make_shared<ConfigItemBuilder>(item->GetDebugInfo());
|
|
builder->SetType("Notification");
|
|
builder->SetName(name);
|
|
builder->AddExpression("host_name", OperatorSet, host->GetName());
|
|
builder->AddExpression("service", OperatorSet, GetShortName());
|
|
|
|
if (!nfcdesc.IsObjectType<Dictionary>())
|
|
BOOST_THROW_EXCEPTION(std::invalid_argument("Notification description must be a dictionary."));
|
|
|
|
Dictionary::Ptr notification = nfcdesc;
|
|
|
|
Array::Ptr templates = notification->Get("templates");
|
|
|
|
if (templates) {
|
|
ObjectLock tlock(templates);
|
|
|
|
BOOST_FOREACH(const Value& tmpl, templates) {
|
|
builder->AddParent(tmpl);
|
|
}
|
|
}
|
|
|
|
/* Clone attributes from the host/service object. */
|
|
std::set<String, string_iless> keys;
|
|
keys.insert("users");
|
|
keys.insert("groups");
|
|
keys.insert("notification_interval");
|
|
keys.insert("notification_period");
|
|
keys.insert("notification_type_filter");
|
|
keys.insert("notification_state_filter");
|
|
keys.insert("export_macros");
|
|
|
|
ExpressionList::Ptr svc_exprl = boost::make_shared<ExpressionList>();
|
|
item->GetLinkedExpressionList()->ExtractFiltered(keys, svc_exprl);
|
|
builder->AddExpressionList(svc_exprl);
|
|
|
|
/* Clone attributes from the notification expression list. */
|
|
std::vector<String> path;
|
|
path.push_back("notifications");
|
|
path.push_back(nfcname);
|
|
|
|
ExpressionList::Ptr nfc_exprl = boost::make_shared<ExpressionList>();
|
|
item->GetLinkedExpressionList()->ExtractPath(path, nfc_exprl);
|
|
builder->AddExpressionList(nfc_exprl);
|
|
|
|
ConfigItem::Ptr notificationItem = builder->Compile();
|
|
notificationItem->Commit();
|
|
|
|
newNotifications->Set(name, notificationItem);
|
|
}
|
|
}
|
|
|
|
if (oldNotifications) {
|
|
ObjectLock olock(oldNotifications);
|
|
|
|
ConfigItem::Ptr notification;
|
|
BOOST_FOREACH(boost::tie(boost::tuples::ignore, notification), oldNotifications) {
|
|
if (!notification)
|
|
continue;
|
|
|
|
if (!newNotifications->Contains(notification->GetName()))
|
|
notification->Unregister();
|
|
}
|
|
}
|
|
|
|
{
|
|
ObjectLock olock(this);
|
|
m_SlaveNotifications = newNotifications;
|
|
}
|
|
}
|
|
|
|
bool Service::GetEnableNotifications(void) const
|
|
{
|
|
if (m_EnableNotifications.IsEmpty())
|
|
return true;
|
|
else
|
|
return m_EnableNotifications;
|
|
}
|
|
|
|
void Service::SetEnableNotifications(bool enabled)
|
|
{
|
|
m_EnableNotifications = enabled;
|
|
Touch("enable_notifications");
|
|
}
|
|
|
|
bool Service::GetForceNextNotification(void) const
|
|
{
|
|
if (m_ForceNextNotification.IsEmpty())
|
|
return false;
|
|
|
|
return static_cast<bool>(m_ForceNextNotification);
|
|
}
|
|
|
|
void Service::SetForceNextNotification(bool forced)
|
|
{
|
|
m_ForceNextNotification = forced ? 1 : 0;
|
|
Touch("force_next_notification");
|
|
}
|