cpu.hpp

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#ifndef __CGROUPS_ISOLATOR_SUBSYSTEMS_CPU_HPP__
#define __CGROUPS_ISOLATOR_SUBSYSTEMS_CPU_HPP__

#include <string>

#include <process/owned.hpp>

#include <stout/try.hpp>

#include "slave/flags.hpp"

#include "slave/containerizer/mesos/isolators/cgroups/constants.hpp"
#include "slave/containerizer/mesos/isolators/cgroups/subsystem.hpp"

namespace mesos {
namespace internal {
namespace slave {

class CpuSubsystem : public Subsystem
{
public:
  static Try<process::Owned<Subsystem>> create(
      const Flags& flags,
      const std::string& hierarchy);

  virtual ~CpuSubsystem() {}

  virtual std::string name() const
  {
    return CGROUP_SUBSYSTEM_CPU_NAME;
  };

  virtual process::Future<Nothing> update(
      const ContainerID& containerId,
      const std::string& cgroup,
      const Resources& resources);

  virtual process::Future<ResourceStatistics> usage(
      const ContainerID& containerId,
      const std::string& cgroup);

private:
  CpuSubsystem(const Flags& flags, const std::string& hierarchy);
};

} // namespace slave {
} // namespace internal {
} // namespace mesos {

#endif // __CGROUPS_ISOLATOR_SUBSYSTEMS_CPU_HPP__