Dictionary::Ptr ApiActions::RescheduleCheck(const ConfigObject::Ptr& object,
const Dictionary::Ptr& params)
{
Checkable::Ptr checkable = static_pointer_cast<Checkable>(object);
if (!checkable)
return ApiActions::CreateResult(404, "Cannot reschedule check for non-existent object.");
if (Convert::ToBool(HttpUtility::GetLastParameter(params, "force")))
checkable->SetForceNextCheck(true);
double nextCheck;
if (params->Contains("next_check"))
nextCheck = HttpUtility::GetLastParameter(params, "next_check");
else
nextCheck = Utility::GetTime();
checkable->SetNextCheck(nextCheck);
return ApiActions::CreateResult(200, "Successfully rescheduled check for object '" + checkable->GetName() + "'.");
}
Value ClusterEvents::ForceNextCheckChangedAPIHandler(const MessageOrigin::Ptr& origin, const Dictionary::Ptr& params)
{
Endpoint::Ptr endpoint = origin->FromClient->GetEndpoint();
if (!endpoint) {
Log(LogNotice, "ClusterEvents")
<< "Discarding 'force next check changed' message from '" << origin->FromClient->GetIdentity() << "': Invalid endpoint origin (client not allowed).";
return Empty;
}
Host::Ptr host = Host::GetByName(params->Get("host"));
if (!host)
return Empty;
Checkable::Ptr checkable;
if (params->Contains("service"))
checkable = host->GetServiceByShortName(params->Get("service"));
else
checkable = host;
if (!checkable)
return Empty;
if (origin->FromZone && !origin->FromZone->CanAccessObject(checkable)) {
Log(LogNotice, "ClusterEvents")
<< "Discarding 'force next check' message for checkable '" << checkable->GetName()
<< "' from '" << origin->FromClient->GetIdentity() << "': Unauthorized access.";
return Empty;
}
checkable->SetForceNextCheck(params->Get("forced"), false, origin);
return Empty;
}
void CheckerComponent::CheckThreadProc()
{
Utility::SetThreadName("Check Scheduler");
IcingaApplication::Ptr icingaApp = IcingaApplication::GetInstance();
boost::mutex::scoped_lock lock(m_Mutex);
for (;;) {
typedef boost::multi_index::nth_index<CheckableSet, 1>::type CheckTimeView;
CheckTimeView& idx = boost::get<1>(m_IdleCheckables);
while (idx.begin() == idx.end() && !m_Stopped)
m_CV.wait(lock);
if (m_Stopped)
break;
auto it = idx.begin();
CheckableScheduleInfo csi = *it;
double wait = csi.NextCheck - Utility::GetTime();
//#ifdef I2_DEBUG
// Log(LogDebug, "CheckerComponent")
// << "Pending checks " << Checkable::GetPendingChecks()
// << " vs. max concurrent checks " << icingaApp->GetMaxConcurrentChecks() << ".";
//#endif /* I2_DEBUG */
if (Checkable::GetPendingChecks() >= icingaApp->GetMaxConcurrentChecks())
wait = 0.5;
if (wait > 0) {
/* Wait for the next check. */
m_CV.timed_wait(lock, boost::posix_time::milliseconds(long(wait * 1000)));
continue;
}
Checkable::Ptr checkable = csi.Object;
m_IdleCheckables.erase(checkable);
bool forced = checkable->GetForceNextCheck();
bool check = true;
if (!forced) {
if (!checkable->IsReachable(DependencyCheckExecution)) {
Log(LogNotice, "CheckerComponent")
<< "Skipping check for object '" << checkable->GetName() << "': Dependency failed.";
check = false;
}
Host::Ptr host;
Service::Ptr service;
tie(host, service) = GetHostService(checkable);
if (host && !service && (!checkable->GetEnableActiveChecks() || !icingaApp->GetEnableHostChecks())) {
Log(LogNotice, "CheckerComponent")
<< "Skipping check for host '" << host->GetName() << "': active host checks are disabled";
check = false;
}
if (host && service && (!checkable->GetEnableActiveChecks() || !icingaApp->GetEnableServiceChecks())) {
Log(LogNotice, "CheckerComponent")
<< "Skipping check for service '" << service->GetName() << "': active service checks are disabled";
check = false;
}
TimePeriod::Ptr tp = checkable->GetCheckPeriod();
if (tp && !tp->IsInside(Utility::GetTime())) {
Log(LogNotice, "CheckerComponent")
<< "Skipping check for object '" << checkable->GetName()
<< "': not in check period '" << tp->GetName() << "'";
check = false;
}
}
/* reschedule the checkable if checks are disabled */
if (!check) {
m_IdleCheckables.insert(GetCheckableScheduleInfo(checkable));
lock.unlock();
Log(LogDebug, "CheckerComponent")
<< "Checks for checkable '" << checkable->GetName() << "' are disabled. Rescheduling check.";
checkable->UpdateNextCheck();
lock.lock();
continue;
}
csi = GetCheckableScheduleInfo(checkable);
Log(LogDebug, "CheckerComponent")
<< "Scheduling info for checkable '" << checkable->GetName() << "' ("
<< Utility::FormatDateTime("%Y-%m-%d %H:%M:%S %z", checkable->GetNextCheck()) << "): Object '"
<< csi.Object->GetName() << "', Next Check: "
<< Utility::FormatDateTime("%Y-%m-%d %H:%M:%S %z", csi.NextCheck) << "(" << csi.NextCheck << ").";
m_PendingCheckables.insert(csi);
lock.unlock();
if (forced) {
ObjectLock olock(checkable);
checkable->SetForceNextCheck(false);
}
Log(LogDebug, "CheckerComponent")
<< "Executing check for '" << checkable->GetName() << "'";
Checkable::IncreasePendingChecks();
Utility::QueueAsyncCallback(std::bind(&CheckerComponent::ExecuteCheckHelper, CheckerComponent::Ptr(this), checkable));
lock.lock();
}
}