foundationdb/fdbclient/ClientKnobCollection.cpp

56 lines
2.1 KiB
C++

/*
* ClientKnobCollection.cpp
*
* This source file is part of the FoundationDB open source project
*
* Copyright 2013-2024 Apple Inc. and the FoundationDB project authors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "fdbclient/ClientKnobCollection.h"
ClientKnobCollection::ClientKnobCollection(Randomize randomize, IsSimulated isSimulated)
: flowKnobs(randomize, isSimulated), clientKnobs(randomize) {}
void ClientKnobCollection::initialize(Randomize randomize, IsSimulated isSimulated) {
flowKnobs.initialize(randomize, isSimulated);
clientKnobs.initialize(randomize);
}
void ClientKnobCollection::reset(Randomize randomize, IsSimulated isSimulated) {
flowKnobs.reset(randomize, isSimulated);
clientKnobs.reset(randomize);
}
Optional<KnobValue> ClientKnobCollection::tryParseKnobValue(std::string const& knobName,
std::string const& knobValue) const {
auto parsedKnobValue = flowKnobs.parseKnobValue(knobName, knobValue);
if (!std::holds_alternative<NoKnobFound>(parsedKnobValue)) {
return KnobValueRef::create(parsedKnobValue);
}
parsedKnobValue = clientKnobs.parseKnobValue(knobName, knobValue);
if (!std::holds_alternative<NoKnobFound>(parsedKnobValue)) {
return KnobValueRef::create(parsedKnobValue);
}
return {};
}
bool ClientKnobCollection::trySetKnob(std::string const& knobName, KnobValueRef const& knobValue) {
return knobValue.visitSetKnob(knobName, flowKnobs) || knobValue.visitSetKnob(knobName, clientKnobs);
}
bool ClientKnobCollection::isAtomic(std::string const& knobName) const {
return flowKnobs.isAtomic(knobName) || clientKnobs.isAtomic(knobName);
}