Apache Mesos
noop.hpp
Go to the documentation of this file.
1 // Licensed to the Apache Software Foundation (ASF) under one
2 // or more contributor license agreements. See the NOTICE file
3 // distributed with this work for additional information
4 // regarding copyright ownership. The ASF licenses this file
5 // to you under the Apache License, Version 2.0 (the
6 // "License"); you may not use this file except in compliance
7 // with the License. You may obtain a copy of the License at
8 //
9 // http://www.apache.org/licenses/LICENSE-2.0
10 //
11 // Unless required by applicable law or agreed to in writing, software
12 // distributed under the License is distributed on an "AS IS" BASIS,
13 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 // See the License for the specific language governing permissions and
15 // limitations under the License.
16 
17 #ifndef __SLAVE_QOS_CONTROLLERS_NOOP_HPP__
18 #define __SLAVE_QOS_CONTROLLERS_NOOP_HPP__
19 
21 
22 #include <stout/lambda.hpp>
23 
24 #include <process/owned.hpp>
25 
26 namespace mesos {
27 namespace internal {
28 namespace slave {
29 
30 // Forward declaration.
31 class NoopQoSControllerProcess;
32 
33 
34 // The NOOP QoS Controller is an empty stub, which returns a future
35 // which is never satisfied. Thus, the slave will never carry out any
36 // corrections.
38 {
39 public:
40  virtual ~NoopQoSController();
41 
42  virtual Try<Nothing> initialize(
43  const lambda::function<process::Future<ResourceUsage>()>& usage);
44 
46 
47 protected:
49 };
50 
51 
52 } // namespace slave {
53 } // namespace internal {
54 } // namespace mesos {
55 
56 #endif // __SLAVE_QOS_CONTROLLERS_NOOP_HPP__
Definition: check.hpp:33
process::Owned< NoopQoSControllerProcess > process
Definition: noop.hpp:48
Try< ResourceStatistics > usage(pid_t pid, bool mem=true, bool cpus=true)
Definition: spec.hpp:30
virtual process::Future< std::list< mesos::slave::QoSCorrection > > corrections()
Definition: attributes.hpp:24
virtual Try< Nothing > initialize(const lambda::function< process::Future< ResourceUsage >()> &usage)
Definition: qos_controller.hpp:44
Definition: future.hpp:58