bool ServiceGroup::EvaluateObjectRule(const Service::Ptr service, const ObjectRule& rule)
{
DebugInfo di = rule.GetDebugInfo();
std::ostringstream msgbuf;
msgbuf << "Evaluating 'object' rule (" << di << ")";
CONTEXT(msgbuf.str());
Host::Ptr host = service->GetHost();
Dictionary::Ptr locals = make_shared<Dictionary>();
locals->Set("host", host);
locals->Set("service", service);
if (!rule.EvaluateFilter(locals))
return false;
std::ostringstream msgbuf2;
msgbuf2 << "Assigning membership for group '" << rule.GetName() << "' to service '" << service->GetName() << "' for rule " << di;
Log(LogDebug, "icinga", msgbuf2.str());
String group_name = rule.GetName();
ServiceGroup::Ptr group = ServiceGroup::GetByName(group_name);
if (!group) {
Log(LogCritical, "icinga", "Invalid membership assignment. Group '" + group_name + "' does not exist.");
return false;
}
/* assign service group membership */
group->ResolveGroupMembership(service, true);
return true;
}
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);
for (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;
}