mirror of https://github.com/Icinga/icinga2.git
137 lines
4.3 KiB
C++
137 lines
4.3 KiB
C++
/******************************************************************************
|
|
* Icinga 2 *
|
|
* Copyright (C) 2012-2014 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/servicegroup.hpp"
|
|
#include "config/objectrule.hpp"
|
|
#include "config/configitem.hpp"
|
|
#include "base/dynamictype.hpp"
|
|
#include "base/objectlock.hpp"
|
|
#include "base/logger.hpp"
|
|
#include "base/context.hpp"
|
|
#include "base/workqueue.hpp"
|
|
#include <boost/foreach.hpp>
|
|
|
|
using namespace icinga;
|
|
|
|
REGISTER_TYPE(ServiceGroup);
|
|
|
|
INITIALIZE_ONCE(&ServiceGroup::RegisterObjectRuleHandler);
|
|
|
|
void ServiceGroup::RegisterObjectRuleHandler(void)
|
|
{
|
|
ObjectRule::RegisterType("ServiceGroup");
|
|
}
|
|
|
|
bool ServiceGroup::EvaluateObjectRule(const Service::Ptr& service, const ConfigItem::Ptr& group)
|
|
{
|
|
String group_name = group->GetName();
|
|
|
|
CONTEXT("Evaluating rule for group '" + group_name + "'");
|
|
|
|
Host::Ptr host = service->GetHost();
|
|
|
|
Dictionary::Ptr locals = new Dictionary();
|
|
locals->Set("__parent", group->GetScope());
|
|
locals->Set("host", host);
|
|
locals->Set("service", service);
|
|
|
|
if (!group->GetFilter()->Evaluate(locals))
|
|
return false;
|
|
|
|
Log(LogDebug, "ServiceGroup")
|
|
<< "Assigning membership for group '" << group_name << "' to service '" << service->GetName() << "'";
|
|
|
|
ServiceGroup::Ptr groupObject = ServiceGroup::GetByName(group_name);
|
|
|
|
if (!groupObject) {
|
|
Log(LogCritical, "ServiceGroup")
|
|
<< "Invalid membership assignment. Group '" << group_name << "' does not exist.";
|
|
return false;
|
|
}
|
|
|
|
/* assign service group membership */
|
|
groupObject->ResolveGroupMembership(service, true);
|
|
|
|
return true;
|
|
}
|
|
|
|
void ServiceGroup::EvaluateObjectRules(const Service::Ptr& service)
|
|
{
|
|
CONTEXT("Evaluating group membership for service '" + service->GetName() + "'");
|
|
|
|
BOOST_FOREACH(const ConfigItem::Ptr& group, ConfigItem::GetItems("ServiceGroup"))
|
|
{
|
|
if (!group->GetFilter())
|
|
continue;
|
|
|
|
EvaluateObjectRule(service, group);
|
|
}
|
|
}
|
|
|
|
std::set<Service::Ptr> ServiceGroup::GetMembers(void) const
|
|
{
|
|
boost::mutex::scoped_lock lock(m_ServiceGroupMutex);
|
|
return m_Members;
|
|
}
|
|
|
|
void ServiceGroup::AddMember(const Service::Ptr& service)
|
|
{
|
|
service->AddGroup(GetName());
|
|
|
|
boost::mutex::scoped_lock lock(m_ServiceGroupMutex);
|
|
m_Members.insert(service);
|
|
}
|
|
|
|
void ServiceGroup::RemoveMember(const Service::Ptr& service)
|
|
{
|
|
boost::mutex::scoped_lock lock(m_ServiceGroupMutex);
|
|
m_Members.erase(service);
|
|
}
|
|
|
|
bool ServiceGroup::ResolveGroupMembership(const Service::Ptr& service, bool add, int rstack) {
|
|
|
|
if (add && rstack > 20) {
|
|
Log(LogWarning, "ServiceGroup")
|
|
<< "Too many nested groups for group '" << GetName() << "': Service '"
|
|
<< service->GetName() << "' membership assignment failed.";
|
|
|
|
return false;
|
|
}
|
|
|
|
Array::Ptr groups = GetGroups();
|
|
|
|
if (groups && groups->GetLength() > 0) {
|
|
ObjectLock olock(groups);
|
|
|
|
BOOST_FOREACH(const String& name, groups) {
|
|
ServiceGroup::Ptr group = ServiceGroup::GetByName(name);
|
|
|
|
if (group && !group->ResolveGroupMembership(service, add, rstack + 1))
|
|
return false;
|
|
}
|
|
}
|
|
|
|
if (add)
|
|
AddMember(service);
|
|
else
|
|
RemoveMember(service);
|
|
|
|
return true;
|
|
}
|