mirror of https://github.com/Icinga/icinga2.git
109 lines
2.4 KiB
C++
109 lines
2.4 KiB
C++
/* Icinga 2 | (c) 2012 Icinga GmbH | GPLv2+ */
|
|
|
|
#include "icinga/hostgroup.hpp"
|
|
#include "icinga/hostgroup-ti.cpp"
|
|
#include "config/objectrule.hpp"
|
|
#include "config/configitem.hpp"
|
|
#include "base/configtype.hpp"
|
|
#include "base/logger.hpp"
|
|
#include "base/objectlock.hpp"
|
|
#include "base/context.hpp"
|
|
#include "base/workqueue.hpp"
|
|
|
|
using namespace icinga;
|
|
|
|
REGISTER_TYPE(HostGroup);
|
|
|
|
INITIALIZE_ONCE([]() {
|
|
ObjectRule::RegisterType("HostGroup");
|
|
});
|
|
|
|
bool HostGroup::EvaluateObjectRule(const Host::Ptr& host, const ConfigItem::Ptr& group)
|
|
{
|
|
String groupName = group->GetName();
|
|
|
|
CONTEXT("Evaluating rule for group '" << groupName << "'");
|
|
|
|
ScriptFrame frame(true);
|
|
if (group->GetScope())
|
|
group->GetScope()->CopyTo(frame.Locals);
|
|
frame.Locals->Set("host", host);
|
|
|
|
if (!group->GetFilter()->Evaluate(frame).GetValue().ToBool())
|
|
return false;
|
|
|
|
Log(LogDebug, "HostGroup")
|
|
<< "Assigning membership for group '" << groupName << "' to host '" << host->GetName() << "'";
|
|
|
|
Array::Ptr groups = host->GetGroups();
|
|
|
|
if (groups && !groups->Contains(groupName))
|
|
groups->Add(groupName);
|
|
|
|
return true;
|
|
}
|
|
|
|
void HostGroup::EvaluateObjectRules(const Host::Ptr& host)
|
|
{
|
|
CONTEXT("Evaluating group memberships for host '" << host->GetName() << "'");
|
|
|
|
for (const ConfigItem::Ptr& group : ConfigItem::GetItems(HostGroup::TypeInstance))
|
|
{
|
|
if (!group->GetFilter())
|
|
continue;
|
|
|
|
EvaluateObjectRule(host, group);
|
|
}
|
|
}
|
|
|
|
std::set<Host::Ptr> HostGroup::GetMembers() const
|
|
{
|
|
std::unique_lock<std::mutex> lock(m_HostGroupMutex);
|
|
return m_Members;
|
|
}
|
|
|
|
void HostGroup::AddMember(const Host::Ptr& host)
|
|
{
|
|
host->AddGroup(GetName());
|
|
|
|
std::unique_lock<std::mutex> lock(m_HostGroupMutex);
|
|
m_Members.insert(host);
|
|
}
|
|
|
|
void HostGroup::RemoveMember(const Host::Ptr& host)
|
|
{
|
|
std::unique_lock<std::mutex> lock(m_HostGroupMutex);
|
|
m_Members.erase(host);
|
|
}
|
|
|
|
bool HostGroup::ResolveGroupMembership(const Host::Ptr& host, bool add, int rstack) {
|
|
|
|
if (add && rstack > 20) {
|
|
Log(LogWarning, "HostGroup")
|
|
<< "Too many nested groups for group '" << GetName() << "': Host '"
|
|
<< host->GetName() << "' membership assignment failed.";
|
|
|
|
return false;
|
|
}
|
|
|
|
Array::Ptr groups = GetGroups();
|
|
|
|
if (groups && groups->GetLength() > 0) {
|
|
ObjectLock olock(groups);
|
|
|
|
for (const String& name : groups) {
|
|
HostGroup::Ptr group = HostGroup::GetByName(name);
|
|
|
|
if (group && !group->ResolveGroupMembership(host, add, rstack + 1))
|
|
return false;
|
|
}
|
|
}
|
|
|
|
if (add)
|
|
AddMember(host);
|
|
else
|
|
RemoveMember(host);
|
|
|
|
return true;
|
|
}
|