C++ configobject::Ptr类代码示例

void IcingaApplication::DumpModifiedAttributes(void)
{
	String path = GetModAttrPath();

	std::fstream fp;
	String tempFilename = Utility::CreateTempFile(path + ".XXXXXX", 0644, fp);
	fp.exceptions(std::ofstream::failbit | std::ofstream::badbit);

	ConfigObject::Ptr previousObject;
	ConfigObject::DumpModifiedAttributes(boost::bind(&PersistModAttrHelper, boost::ref(fp), boost::ref(previousObject), _1, _2, _3));

	if (previousObject) {
		ConfigWriter::EmitRaw(fp, "\tobj.version = ");
		ConfigWriter::EmitValue(fp, 0, previousObject->GetVersion());
		ConfigWriter::EmitRaw(fp, "\n}\n");
	}

	fp.close();

#ifdef _WIN32
	_unlink(path.CStr());
#endif /* _WIN32 */

	if (rename(tempFilename.CStr(), path.CStr()) < 0) {
		BOOST_THROW_EXCEPTION(posix_error()
		    << boost::errinfo_api_function("rename")
		    << boost::errinfo_errno(errno)
		    << boost::errinfo_file_name(tempFilename));
	}
}

static void ConfigObjectModifyAttribute(const String& attr, const Value& value)
{
	ScriptFrame *vframe = ScriptFrame::GetCurrentFrame();
	ConfigObject::Ptr self = vframe->Self;
	REQUIRE_NOT_NULL(self);
	return self->ModifyAttribute(attr, value);
}

void ApiListener::PersistMessage(const Dictionary::Ptr& message, const ConfigObject::Ptr& secobj)
{
	double ts = message->Get("ts");

	ASSERT(ts != 0);

	Dictionary::Ptr pmessage = new Dictionary();
	pmessage->Set("timestamp", ts);

	pmessage->Set("message", JsonEncode(message));

	if (secobj) {
		Dictionary::Ptr secname = new Dictionary();
		secname->Set("type", secobj->GetReflectionType()->GetName());
		secname->Set("name", secobj->GetName());
		pmessage->Set("secobj", secname);
	}

	boost::mutex::scoped_lock lock(m_LogLock);
	if (m_LogFile) {
		NetString::WriteStringToStream(m_LogFile, JsonEncode(pmessage));
		m_LogMessageCount++;
		SetLogMessageTimestamp(ts);

		if (m_LogMessageCount > 50000) {
			CloseLogFile();
			RotateLogFile();
			OpenLogFile();
		}
	}
}

static void PersistModAttrHelper(std::fstream& fp, ConfigObject::Ptr& previousObject, const ConfigObject::Ptr& object, const String& attr, const Value& value)
{
	if (object != previousObject) {
		if (previousObject) {
			ConfigWriter::EmitRaw(fp, "\tobj.version = ");
			ConfigWriter::EmitValue(fp, 0, previousObject->GetVersion());
			ConfigWriter::EmitRaw(fp, "\n}\n\n");
		}

		ConfigWriter::EmitRaw(fp, "var obj = ");

		Array::Ptr args1 = new Array();
		args1->Add(object->GetReflectionType()->GetName());
		args1->Add(object->GetName());
		ConfigWriter::EmitFunctionCall(fp, "get_object", args1);

		ConfigWriter::EmitRaw(fp, "\nif (obj) {\n");
	}

	ConfigWriter::EmitRaw(fp, "\tobj.");

	Array::Ptr args2 = new Array();
	args2->Add(attr);
	args2->Add(value);
	ConfigWriter::EmitFunctionCall(fp, "modify_attribute", args2);

	ConfigWriter::EmitRaw(fp, "\n");

	previousObject = object;
}

static void ConfigObjectRestoreAttribute(const String& attr)
{
	ScriptFrame *vframe = ScriptFrame::GetCurrentFrame();
	ConfigObject::Ptr self = vframe->Self;
	REQUIRE_NOT_NULL(self);
	return self->RestoreAttribute(attr);
}

void CheckerComponent::ObjectHandler(const ConfigObject::Ptr& object)
{
	Checkable::Ptr checkable = dynamic_pointer_cast<Checkable>(object);

	if (!checkable)
		return;

	Zone::Ptr zone = Zone::GetByName(checkable->GetZoneName());
	bool same_zone = (!zone || Zone::GetLocalZone() == zone);

	{
		boost::mutex::scoped_lock lock(m_Mutex);

		if (object->IsActive() && !object->IsPaused() && same_zone) {
			if (m_PendingCheckables.find(checkable) != m_PendingCheckables.end())
				return;

			m_IdleCheckables.insert(GetCheckableScheduleInfo(checkable));
		} else {
			m_IdleCheckables.erase(checkable);
			m_PendingCheckables.erase(checkable);
		}

		m_CV.notify_all();
	}
}

		BOOST_FOREACH(const Object::Ptr& pobj, DependencyGraph::GetParents((obj))) {
			ConfigObject::Ptr configObj = dynamic_pointer_cast<ConfigObject>(pobj);

			if (!configObj)
				continue;

			Dictionary::Ptr refInfo = new Dictionary();
			refInfo->Set("type", configObj->GetType()->GetName());
			refInfo->Set("name", configObj->GetName());
			used_by->Add(refInfo);
		}

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 ConfigObjectUtility::DeleteObjectHelper(const ConfigObject::Ptr& object, bool cascade, const Array::Ptr& errors)
{
	std::vector<Object::Ptr> parents = DependencyGraph::GetParents(object);

	Type::Ptr type = object->GetReflectionType();

	if (!parents.empty() && !cascade) {
		if (errors)
			errors->Add("Object '" + object->GetName() + "' of type '" + type->GetName() +
			    "' cannot be deleted because other objects depend on it. "
			    "Use cascading delete to delete it anyway.");

		return false;
	}

	for (const Object::Ptr& pobj : parents) {
		ConfigObject::Ptr parentObj = dynamic_pointer_cast<ConfigObject>(pobj);

		if (!parentObj)
			continue;

		DeleteObjectHelper(parentObj, cascade, errors);
	}

	ConfigItem::Ptr item = ConfigItem::GetByTypeAndName(type, object->GetName());

	try {
		/* mark this object for cluster delete event */
		object->SetExtension("ConfigObjectDeleted", true);
		/* triggers signal for DB IDO and other interfaces */
		object->Deactivate(true);

		if (item)
			item->Unregister();
		else
			object->Unregister();

	} catch (const std::exception& ex) {
		if (errors)
			errors->Add(DiagnosticInformation(ex));

		return false;
	}

	String path = GetObjectConfigPath(object->GetReflectionType(), object->GetName());

	if (Utility::PathExists(path)) {
		if (unlink(path.CStr()) < 0 && errno != ENOENT) {
			BOOST_THROW_EXCEPTION(posix_error()
			    << boost::errinfo_api_function("unlink")
			    << boost::errinfo_errno(errno)
			    << boost::errinfo_file_name(path));
		}
	}

	return true;
}

bool ConfigObjectUtility::DeleteObject(const ConfigObject::Ptr& object, bool cascade, const Array::Ptr& errors)
{
	if (object->GetPackage() != "_api") {
		if (errors)
			errors->Add("Object cannot be deleted because it was not created using the API.");

		return false;
	}

	return DeleteObjectHelper(object, cascade, errors);
}

void ConfigType::UnregisterObject(const ConfigObject::Ptr& object)
{
	String name = object->GetName();

	{
		boost::mutex::scoped_lock lock(m_Mutex);

		m_ObjectMap.erase(name);
		m_ObjectVector.erase(std::remove(m_ObjectVector.begin(), m_ObjectVector.end(), object), m_ObjectVector.end());
	}
}

void ConfigType::UnregisterObject(const ConfigObject::Ptr& object)
{
	String name = object->GetName();

	{
		ObjectLock olock(this);

		m_ObjectMap.erase(name);
		m_ObjectVector.erase(std::remove(m_ObjectVector.begin(), m_ObjectVector.end(), object), m_ObjectVector.end());
	}
}

ValidationError::ValidationError(const ConfigObject::Ptr& object, const std::vector<String>& attributePath, const String& message)
	: m_Object(object), m_AttributePath(attributePath), m_Message(message)
{
	String path;

	BOOST_FOREACH(const String& attribute, attributePath) {
		if (!path.IsEmpty())
			path += " -> ";

		path += "'" + attribute + "'";
	}

	Type::Ptr type = object->GetReflectionType();
	m_What = "Validation failed for object '" + object->GetName() + "' of type '" + type->GetName() + "'";

	if (!path.IsEmpty())
		m_What += "; Attribute " + path;

	m_What += ": " + message;
}

void ConfigObject::RestoreObject(const String& message, int attributeTypes)
{
	Dictionary::Ptr persistentObject = JsonDecode(message);

	String type = persistentObject->Get("type");
	String name = persistentObject->Get("name");

	ConfigObject::Ptr object = GetObject(type, name);

	if (!object)
		return;

#ifdef I2_DEBUG
	Log(LogDebug, "ConfigObject")
		<< "Restoring object '" << name << "' of type '" << type << "'.";
#endif /* I2_DEBUG */
	Dictionary::Ptr update = persistentObject->Get("update");
	Deserialize(object, update, false, attributeTypes);
	object->OnStateLoaded();
	object->SetStateLoaded(true);
}

void ConfigType::RegisterObject(const ConfigObject::Ptr& object)
{
	String name = object->GetName();

	{
		ObjectLock olock(this);

		ObjectMap::iterator it = m_ObjectMap.find(name);

		if (it != m_ObjectMap.end()) {
			if (it->second == object)
				return;

			BOOST_THROW_EXCEPTION(ScriptError("An object with type '" + m_Name + "' and name '" + name + "' already exists (" +
			    Convert::ToString(it->second->GetDebugInfo()) + "), new declaration: " + Convert::ToString(object->GetDebugInfo()),
			    object->GetDebugInfo()));
		}

		m_ObjectMap[name] = object;
		m_ObjectVector.push_back(object);
	}
}