mirror of https://github.com/Icinga/icinga2.git
132 lines
4.1 KiB
C++
132 lines
4.1 KiB
C++
/******************************************************************************
|
|
* Icinga 2 *
|
|
* Copyright (C) 2012-2015 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.hpp"
|
|
#include "icinga/dependency.hpp"
|
|
#include "base/logger.hpp"
|
|
#include <boost/foreach.hpp>
|
|
|
|
using namespace icinga;
|
|
|
|
void Checkable::AddDependency(const Dependency::Ptr& dep)
|
|
{
|
|
boost::mutex::scoped_lock lock(m_DependencyMutex);
|
|
m_Dependencies.insert(dep);
|
|
}
|
|
|
|
void Checkable::RemoveDependency(const Dependency::Ptr& dep)
|
|
{
|
|
boost::mutex::scoped_lock lock(m_DependencyMutex);
|
|
m_Dependencies.erase(dep);
|
|
}
|
|
|
|
std::set<Dependency::Ptr> Checkable::GetDependencies(void) const
|
|
{
|
|
boost::mutex::scoped_lock lock(m_DependencyMutex);
|
|
return m_Dependencies;
|
|
}
|
|
|
|
void Checkable::AddReverseDependency(const Dependency::Ptr& dep)
|
|
{
|
|
boost::mutex::scoped_lock lock(m_DependencyMutex);
|
|
m_ReverseDependencies.insert(dep);
|
|
}
|
|
|
|
void Checkable::RemoveReverseDependency(const Dependency::Ptr& dep)
|
|
{
|
|
boost::mutex::scoped_lock lock(m_DependencyMutex);
|
|
m_ReverseDependencies.erase(dep);
|
|
}
|
|
|
|
std::set<Dependency::Ptr> Checkable::GetReverseDependencies(void) const
|
|
{
|
|
boost::mutex::scoped_lock lock(m_DependencyMutex);
|
|
return m_ReverseDependencies;
|
|
}
|
|
|
|
bool Checkable::IsReachable(DependencyType dt, Dependency::Ptr *failedDependency, int rstack) const
|
|
{
|
|
if (rstack > 20) {
|
|
Log(LogWarning, "Checkable")
|
|
<< "Too many nested dependencies for service '" << GetName() << "': Dependency failed.";
|
|
|
|
return false;
|
|
}
|
|
|
|
BOOST_FOREACH(const Checkable::Ptr& checkable, GetParents()) {
|
|
if (!checkable->IsReachable(dt, failedDependency, rstack + 1))
|
|
return false;
|
|
}
|
|
|
|
/* implicit dependency on host if this is a service */
|
|
const Service *service = dynamic_cast<const Service *>(this);
|
|
if (service && (dt == DependencyState || dt == DependencyNotification)) {
|
|
Host::Ptr host = service->GetHost();
|
|
|
|
if (host && host->GetState() != HostUp && host->GetStateType() == StateTypeHard) {
|
|
if (failedDependency)
|
|
*failedDependency = Dependency::Ptr();
|
|
|
|
return false;
|
|
}
|
|
}
|
|
|
|
BOOST_FOREACH(const Dependency::Ptr& dep, GetDependencies()) {
|
|
if (!dep->IsAvailable(dt)) {
|
|
if (failedDependency)
|
|
*failedDependency = dep;
|
|
|
|
return false;
|
|
}
|
|
}
|
|
|
|
if (failedDependency)
|
|
*failedDependency = Dependency::Ptr();
|
|
|
|
return true;
|
|
}
|
|
|
|
std::set<Checkable::Ptr> Checkable::GetParents(void) const
|
|
{
|
|
std::set<Checkable::Ptr> parents;
|
|
|
|
BOOST_FOREACH(const Dependency::Ptr& dep, GetDependencies()) {
|
|
Checkable::Ptr parent = dep->GetParent();
|
|
|
|
if (parent && parent.get() != this)
|
|
parents.insert(parent);
|
|
}
|
|
|
|
return parents;
|
|
}
|
|
|
|
std::set<Checkable::Ptr> Checkable::GetChildren(void) const
|
|
{
|
|
std::set<Checkable::Ptr> parents;
|
|
|
|
BOOST_FOREACH(const Dependency::Ptr& dep, GetReverseDependencies()) {
|
|
Checkable::Ptr service = dep->GetChild();
|
|
|
|
if (service && service.get() != this)
|
|
parents.insert(service);
|
|
}
|
|
|
|
return parents;
|
|
}
|