| // Licensed to the Apache Software Foundation (ASF) under one |
| // or more contributor license agreements. See the NOTICE file |
| // distributed with this work for additional information |
| // regarding copyright ownership. The ASF licenses this file |
| // to you 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 <process/dispatch.hpp> |
| #include <process/id.hpp> |
| #include <process/process.hpp> |
| |
| #include <stout/error.hpp> |
| |
| #include <mesos/module/qos_controller.hpp> |
| |
| #include "slave/qos_controllers/noop.hpp" |
| |
| using namespace process; |
| |
| using std::list; |
| |
| namespace mesos { |
| namespace internal { |
| namespace slave { |
| |
| class NoopQoSControllerProcess : public Process<NoopQoSControllerProcess> |
| { |
| public: |
| ~NoopQoSControllerProcess() override {} |
| |
| NoopQoSControllerProcess() |
| : ProcessBase(process::ID::generate("qos-noop-controller")) {} |
| }; |
| |
| |
| NoopQoSController::~NoopQoSController() |
| { |
| if (process.get() != nullptr) { |
| terminate(process.get()); |
| wait(process.get()); |
| } |
| } |
| |
| |
| Try<Nothing> NoopQoSController::initialize( |
| const lambda::function<Future<ResourceUsage>()>& usage) |
| { |
| if (process.get() != nullptr) { |
| return Error("Noop QoS Controller has already been initialized"); |
| } |
| |
| process.reset(new NoopQoSControllerProcess()); |
| spawn(process.get()); |
| |
| return Nothing(); |
| } |
| |
| |
| Future<list<mesos::slave::QoSCorrection>> NoopQoSController::corrections() |
| { |
| return Future<list<mesos::slave::QoSCorrection>>(); |
| } |
| |
| } // namespace slave { |
| } // namespace internal { |
| } // namespace mesos { |