icinga2/lib/remote/zone.cpp

153 lines
4.1 KiB
C++

/******************************************************************************
* Icinga 2 *
* Copyright (C) 2012-2016 Icinga Development Team (https://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 "remote/zone.hpp"
#include "remote/zone.tcpp"
#include "remote/jsonrpcconnection.hpp"
#include "base/objectlock.hpp"
#include "base/logger.hpp"
#include <boost/foreach.hpp>
using namespace icinga;
REGISTER_TYPE(Zone);
void Zone::OnAllConfigLoaded(void)
{
ObjectImpl<Zone>::OnAllConfigLoaded();
m_Parent = Zone::GetByName(GetParentRaw());
Zone::Ptr zone = m_Parent;
int levels = 0;
Array::Ptr endpoints = GetEndpointsRaw();
if (endpoints) {
ObjectLock olock(endpoints);
BOOST_FOREACH(const String& endpoint, endpoints) {
Endpoint::GetByName(endpoint)->SetCachedZone(this);
}
}
while (zone) {
m_AllParents.push_back(zone);
zone = Zone::GetByName(zone->GetParentRaw());
levels++;
if (levels > 32)
BOOST_THROW_EXCEPTION(ScriptError("Infinite recursion detected while resolving zone graph. Check your zone hierarchy.", GetDebugInfo()));
}
}
Zone::Ptr Zone::GetParent(void) const
{
return m_Parent;
}
std::set<Endpoint::Ptr> Zone::GetEndpoints(void) const
{
std::set<Endpoint::Ptr> result;
Array::Ptr endpoints = GetEndpointsRaw();
if (endpoints) {
ObjectLock olock(endpoints);
BOOST_FOREACH(const String& name, endpoints) {
Endpoint::Ptr endpoint = Endpoint::GetByName(name);
if (!endpoint)
continue;
result.insert(endpoint);
}
}
return result;
}
std::vector<Zone::Ptr> Zone::GetAllParents(void) const
{
return m_AllParents;
}
bool Zone::CanAccessObject(const ConfigObject::Ptr& object)
{
Zone::Ptr object_zone;
if (object->GetReflectionType() == Zone::TypeInstance)
object_zone = static_pointer_cast<Zone>(object);
else
object_zone = static_pointer_cast<Zone>(object->GetZone());
if (!object_zone)
object_zone = Zone::GetLocalZone();
return object_zone->IsChildOf(this);
}
bool Zone::IsChildOf(const Zone::Ptr& zone)
{
Zone::Ptr azone = this;
while (azone) {
if (azone == zone)
return true;
azone = azone->GetParent();
}
return false;
}
bool Zone::IsGlobal(void) const
{
return GetGlobal();
}
bool Zone::IsSingleInstance(void) const
{
Array::Ptr endpoints = GetEndpointsRaw();
return !endpoints || endpoints->GetLength() < 2;
}
Zone::Ptr Zone::GetLocalZone(void)
{
Endpoint::Ptr local = Endpoint::GetLocalEndpoint();
if (!local)
return Zone::Ptr();
return local->GetZone();
}
void Zone::ValidateEndpointsRaw(const Array::Ptr& value, const ValidationUtils& utils)
{
ObjectImpl<Zone>::ValidateEndpointsRaw(value, utils);
if (value && value->GetLength() > 2) {
Log(LogWarning, "Zone")
<< "The Zone object '" << GetName() << "' has more than two endpoints."
<< " Due to a known issue this type of configuration is strongly"
<< " discouraged and may cause Icinga to use excessive amounts of CPU time.";
}
}