mirror of https://github.com/Icinga/icinga2.git
427 lines
12 KiB
C++
427 lines
12 KiB
C++
/******************************************************************************
|
|
* Icinga 2 *
|
|
* Copyright (C) 2012-2017 Icinga Development Team (https://www.icinga.com/) *
|
|
* *
|
|
* 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/downtime.hpp"
|
|
#include "icinga/downtime.tcpp"
|
|
#include "icinga/host.hpp"
|
|
#include "icinga/scheduleddowntime.hpp"
|
|
#include "remote/configobjectutility.hpp"
|
|
#include "base/configtype.hpp"
|
|
#include "base/utility.hpp"
|
|
#include "base/timer.hpp"
|
|
#include <boost/algorithm/string/split.hpp>
|
|
#include <boost/algorithm/string/classification.hpp>
|
|
|
|
using namespace icinga;
|
|
|
|
static int l_NextDowntimeID = 1;
|
|
static boost::mutex l_DowntimeMutex;
|
|
static std::map<int, String> l_LegacyDowntimesCache;
|
|
static Timer::Ptr l_DowntimesExpireTimer;
|
|
static Timer::Ptr l_DowntimesStartTimer;
|
|
|
|
boost::signals2::signal<void (const Downtime::Ptr&)> Downtime::OnDowntimeAdded;
|
|
boost::signals2::signal<void (const Downtime::Ptr&)> Downtime::OnDowntimeRemoved;
|
|
boost::signals2::signal<void (const Downtime::Ptr&)> Downtime::OnDowntimeStarted;
|
|
boost::signals2::signal<void (const Downtime::Ptr&)> Downtime::OnDowntimeTriggered;
|
|
|
|
INITIALIZE_ONCE(&Downtime::StaticInitialize);
|
|
|
|
REGISTER_TYPE(Downtime);
|
|
|
|
void Downtime::StaticInitialize(void)
|
|
{
|
|
l_DowntimesStartTimer = new Timer();
|
|
l_DowntimesStartTimer->SetInterval(5);
|
|
l_DowntimesStartTimer->OnTimerExpired.connect(boost::bind(&Downtime::DowntimesStartTimerHandler));
|
|
l_DowntimesStartTimer->Start();
|
|
|
|
l_DowntimesExpireTimer = new Timer();
|
|
l_DowntimesExpireTimer->SetInterval(60);
|
|
l_DowntimesExpireTimer->OnTimerExpired.connect(boost::bind(&Downtime::DowntimesExpireTimerHandler));
|
|
l_DowntimesExpireTimer->Start();
|
|
}
|
|
|
|
String DowntimeNameComposer::MakeName(const String& shortName, const Object::Ptr& context) const
|
|
{
|
|
Downtime::Ptr downtime = dynamic_pointer_cast<Downtime>(context);
|
|
|
|
if (!downtime)
|
|
return "";
|
|
|
|
String name = downtime->GetHostName();
|
|
|
|
if (!downtime->GetServiceName().IsEmpty())
|
|
name += "!" + downtime->GetServiceName();
|
|
|
|
name += "!" + shortName;
|
|
|
|
return name;
|
|
}
|
|
|
|
Dictionary::Ptr DowntimeNameComposer::ParseName(const String& name) const
|
|
{
|
|
std::vector<String> tokens;
|
|
boost::algorithm::split(tokens, name, boost::is_any_of("!"));
|
|
|
|
if (tokens.size() < 2)
|
|
BOOST_THROW_EXCEPTION(std::invalid_argument("Invalid Downtime name."));
|
|
|
|
Dictionary::Ptr result = new Dictionary();
|
|
result->Set("host_name", tokens[0]);
|
|
|
|
if (tokens.size() > 2) {
|
|
result->Set("service_name", tokens[1]);
|
|
result->Set("name", tokens[2]);
|
|
} else {
|
|
result->Set("name", tokens[1]);
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
void Downtime::OnAllConfigLoaded(void)
|
|
{
|
|
ObjectImpl<Downtime>::OnAllConfigLoaded();
|
|
|
|
Host::Ptr host = Host::GetByName(GetHostName());
|
|
|
|
if (GetServiceName().IsEmpty())
|
|
m_Checkable = host;
|
|
else
|
|
m_Checkable = host->GetServiceByShortName(GetServiceName());
|
|
|
|
if (!m_Checkable)
|
|
BOOST_THROW_EXCEPTION(ScriptError("Downtime '" + GetName() + "' references a host/service which doesn't exist.", GetDebugInfo()));
|
|
}
|
|
|
|
void Downtime::Start(bool runtimeCreated)
|
|
{
|
|
ObjectImpl<Downtime>::Start(runtimeCreated);
|
|
|
|
{
|
|
boost::mutex::scoped_lock lock(l_DowntimeMutex);
|
|
|
|
SetLegacyId(l_NextDowntimeID);
|
|
l_LegacyDowntimesCache[l_NextDowntimeID] = GetName();
|
|
l_NextDowntimeID++;
|
|
}
|
|
|
|
Checkable::Ptr checkable = GetCheckable();
|
|
|
|
checkable->RegisterDowntime(this);
|
|
|
|
if (runtimeCreated)
|
|
OnDowntimeAdded(this);
|
|
|
|
/* if this object is already in a NOT-OK state trigger
|
|
* this downtime now *after* it has been added (important
|
|
* for DB IDO, etc.)
|
|
*/
|
|
if (!checkable->IsStateOK(checkable->GetStateRaw())) {
|
|
Log(LogNotice, "Downtime")
|
|
<< "Checkable '" << checkable->GetName() << "' already in a NOT-OK state."
|
|
<< " Triggering downtime now.";
|
|
TriggerDowntime();
|
|
}
|
|
}
|
|
|
|
void Downtime::Stop(bool runtimeRemoved)
|
|
{
|
|
GetCheckable()->UnregisterDowntime(this);
|
|
|
|
if (runtimeRemoved)
|
|
OnDowntimeRemoved(this);
|
|
|
|
ObjectImpl<Downtime>::Stop(runtimeRemoved);
|
|
}
|
|
|
|
Checkable::Ptr Downtime::GetCheckable(void) const
|
|
{
|
|
return static_pointer_cast<Checkable>(m_Checkable);
|
|
}
|
|
|
|
bool Downtime::IsInEffect(void) const
|
|
{
|
|
double now = Utility::GetTime();
|
|
|
|
if (now < GetStartTime() ||
|
|
now > GetEndTime())
|
|
return false;
|
|
|
|
if (GetFixed())
|
|
return true;
|
|
|
|
double triggerTime = GetTriggerTime();
|
|
|
|
if (triggerTime == 0)
|
|
return false;
|
|
|
|
return (now < triggerTime + GetDuration());
|
|
}
|
|
|
|
bool Downtime::IsTriggered(void) const
|
|
{
|
|
double now = Utility::GetTime();
|
|
|
|
double triggerTime = GetTriggerTime();
|
|
|
|
return (triggerTime > 0 && triggerTime <= now);
|
|
}
|
|
|
|
bool Downtime::IsExpired(void) const
|
|
{
|
|
double now = Utility::GetTime();
|
|
|
|
if (GetFixed())
|
|
return (GetEndTime() < now);
|
|
else {
|
|
/* triggered flexible downtime not in effect anymore */
|
|
if (IsTriggered() && !IsInEffect())
|
|
return true;
|
|
/* flexible downtime never triggered */
|
|
else if (!IsTriggered() && (GetEndTime() < now))
|
|
return true;
|
|
else
|
|
return false;
|
|
}
|
|
}
|
|
|
|
bool Downtime::HasValidConfigOwner(void) const
|
|
{
|
|
String configOwner = GetConfigOwner();
|
|
return configOwner.IsEmpty() || GetObject<ScheduledDowntime>(configOwner);
|
|
}
|
|
|
|
int Downtime::GetNextDowntimeID(void)
|
|
{
|
|
boost::mutex::scoped_lock lock(l_DowntimeMutex);
|
|
|
|
return l_NextDowntimeID;
|
|
}
|
|
|
|
String Downtime::AddDowntime(const Checkable::Ptr& checkable, const String& author,
|
|
const String& comment, double startTime, double endTime, bool fixed,
|
|
const String& triggeredBy, double duration,
|
|
const String& scheduledDowntime, const String& scheduledBy,
|
|
const String& id, const MessageOrigin::Ptr& origin)
|
|
{
|
|
String fullName;
|
|
|
|
if (id.IsEmpty())
|
|
fullName = checkable->GetName() + "!" + Utility::NewUniqueID();
|
|
else
|
|
fullName = id;
|
|
|
|
Dictionary::Ptr attrs = new Dictionary();
|
|
|
|
attrs->Set("author", author);
|
|
attrs->Set("comment", comment);
|
|
attrs->Set("start_time", startTime);
|
|
attrs->Set("end_time", endTime);
|
|
attrs->Set("fixed", fixed);
|
|
attrs->Set("duration", duration);
|
|
attrs->Set("triggered_by", triggeredBy);
|
|
attrs->Set("scheduled_by", scheduledBy);
|
|
attrs->Set("config_owner", scheduledDowntime);
|
|
attrs->Set("entry_time", Utility::GetTime());
|
|
|
|
Host::Ptr host;
|
|
Service::Ptr service;
|
|
tie(host, service) = GetHostService(checkable);
|
|
|
|
attrs->Set("host_name", host->GetName());
|
|
if (service)
|
|
attrs->Set("service_name", service->GetShortName());
|
|
|
|
String zone = checkable->GetZoneName();
|
|
|
|
if (!zone.IsEmpty())
|
|
attrs->Set("zone", zone);
|
|
|
|
String config = ConfigObjectUtility::CreateObjectConfig(Downtime::TypeInstance, fullName, true, Array::Ptr(), attrs);
|
|
|
|
Array::Ptr errors = new Array();
|
|
|
|
if (!ConfigObjectUtility::CreateObject(Downtime::TypeInstance, fullName, config, errors)) {
|
|
ObjectLock olock(errors);
|
|
for (const String& error : errors) {
|
|
Log(LogCritical, "Downtime", error);
|
|
}
|
|
|
|
BOOST_THROW_EXCEPTION(std::runtime_error("Could not create downtime."));
|
|
}
|
|
|
|
if (!triggeredBy.IsEmpty()) {
|
|
Downtime::Ptr parentDowntime = Downtime::GetByName(triggeredBy);
|
|
Array::Ptr triggers = parentDowntime->GetTriggers();
|
|
|
|
ObjectLock olock(triggers);
|
|
if (!triggers->Contains(fullName))
|
|
triggers->Add(fullName);
|
|
}
|
|
|
|
Downtime::Ptr downtime = Downtime::GetByName(fullName);
|
|
|
|
if (!downtime)
|
|
BOOST_THROW_EXCEPTION(std::runtime_error("Could not create downtime object."));
|
|
|
|
Log(LogNotice, "Downtime")
|
|
<< "Added downtime '" << downtime->GetName()
|
|
<< "' between '" << Utility::FormatDateTime("%Y-%m-%d %H:%M:%S", startTime)
|
|
<< "' and '" << Utility::FormatDateTime("%Y-%m-%d %H:%M:%S", endTime) << "'.";
|
|
|
|
return fullName;
|
|
}
|
|
|
|
void Downtime::RemoveDowntime(const String& id, bool cancelled, bool expired, const MessageOrigin::Ptr& origin)
|
|
{
|
|
Downtime::Ptr downtime = Downtime::GetByName(id);
|
|
|
|
if (!downtime || downtime->GetPackage() != "_api")
|
|
return;
|
|
|
|
String config_owner = downtime->GetConfigOwner();
|
|
|
|
if (!config_owner.IsEmpty() && !expired) {
|
|
Log(LogWarning, "Downtime")
|
|
<< "Cannot remove downtime '" << downtime->GetName() << "'. It is owned by scheduled downtime object '" << config_owner << "'";
|
|
return;
|
|
}
|
|
|
|
downtime->SetWasCancelled(cancelled);
|
|
|
|
Log(LogNotice, "Downtime")
|
|
<< "Removed downtime '" << downtime->GetName() << "' from object '" << downtime->GetCheckable()->GetName() << "'.";
|
|
|
|
Array::Ptr errors = new Array();
|
|
|
|
if (!ConfigObjectUtility::DeleteObject(downtime, false, errors)) {
|
|
ObjectLock olock(errors);
|
|
for (const String& error : errors) {
|
|
Log(LogCritical, "Downtime", error);
|
|
}
|
|
|
|
BOOST_THROW_EXCEPTION(std::runtime_error("Could not remove downtime."));
|
|
}
|
|
}
|
|
|
|
bool Downtime::CanBeTriggered(void)
|
|
{
|
|
if (IsInEffect() && IsTriggered())
|
|
return false;
|
|
|
|
if (IsExpired())
|
|
return false;
|
|
|
|
double now = Utility::GetTime();
|
|
|
|
if (now < GetStartTime() || now > GetEndTime())
|
|
return false;
|
|
|
|
return true;
|
|
}
|
|
|
|
void Downtime::TriggerDowntime(void)
|
|
{
|
|
if (!CanBeTriggered())
|
|
return;
|
|
|
|
Log(LogNotice, "Downtime")
|
|
<< "Triggering downtime '" << GetName() << "'.";
|
|
|
|
if (GetTriggerTime() == 0)
|
|
SetTriggerTime(Utility::GetTime());
|
|
|
|
Array::Ptr triggers = GetTriggers();
|
|
|
|
{
|
|
ObjectLock olock(triggers);
|
|
for (const String& triggerName : triggers) {
|
|
Downtime::Ptr downtime = Downtime::GetByName(triggerName);
|
|
|
|
if (!downtime)
|
|
continue;
|
|
|
|
downtime->TriggerDowntime();
|
|
}
|
|
}
|
|
|
|
OnDowntimeTriggered(this);
|
|
}
|
|
|
|
String Downtime::GetDowntimeIDFromLegacyID(int id)
|
|
{
|
|
boost::mutex::scoped_lock lock(l_DowntimeMutex);
|
|
|
|
auto it = l_LegacyDowntimesCache.find(id);
|
|
|
|
if (it == l_LegacyDowntimesCache.end())
|
|
return Empty;
|
|
|
|
return it->second;
|
|
}
|
|
|
|
void Downtime::DowntimesStartTimerHandler(void)
|
|
{
|
|
/* Start fixed downtimes. Flexible downtimes will be triggered on-demand. */
|
|
for (const Downtime::Ptr& downtime : ConfigType::GetObjectsByType<Downtime>()) {
|
|
if (downtime->IsActive() &&
|
|
downtime->CanBeTriggered() &&
|
|
downtime->GetFixed()) {
|
|
/* Send notifications. */
|
|
OnDowntimeStarted(downtime);
|
|
|
|
/* Trigger fixed downtime immediately. */
|
|
downtime->TriggerDowntime();
|
|
}
|
|
}
|
|
}
|
|
|
|
void Downtime::DowntimesExpireTimerHandler(void)
|
|
{
|
|
std::vector<Downtime::Ptr> downtimes;
|
|
|
|
for (const Downtime::Ptr& downtime : ConfigType::GetObjectsByType<Downtime>()) {
|
|
downtimes.push_back(downtime);
|
|
}
|
|
|
|
for (const Downtime::Ptr& downtime : downtimes) {
|
|
/* Only remove downtimes which are activated after daemon start. */
|
|
if (downtime->IsActive() && (downtime->IsExpired() || !downtime->HasValidConfigOwner()))
|
|
RemoveDowntime(downtime->GetName(), false, true);
|
|
}
|
|
}
|
|
|
|
void Downtime::ValidateStartTime(const Timestamp& value, const ValidationUtils& utils)
|
|
{
|
|
ObjectImpl<Downtime>::ValidateStartTime(value, utils);
|
|
|
|
if (value <= 0)
|
|
BOOST_THROW_EXCEPTION(ValidationError(this, boost::assign::list_of("start_time"), "Start time must be greater than 0."));
|
|
}
|
|
|
|
void Downtime::ValidateEndTime(const Timestamp& value, const ValidationUtils& utils)
|
|
{
|
|
ObjectImpl<Downtime>::ValidateEndTime(value, utils);
|
|
|
|
if (value <= 0)
|
|
BOOST_THROW_EXCEPTION(ValidationError(this, boost::assign::list_of("end_time"), "End time must be greater than 0."));
|
|
}
|