posix.hpp

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#ifndef __POSIX_FILESYSTEM_ISOLATOR_HPP__
#define __POSIX_FILESYSTEM_ISOLATOR_HPP__

#include <mesos/resources.hpp>

#include "slave/flags.hpp"

#include "slave/containerizer/mesos/isolator.hpp"

namespace mesos {
namespace internal {
namespace slave {

class PosixFilesystemIsolatorProcess : public MesosIsolatorProcess
{
public:
  static Try<mesos::slave::Isolator*> create(const Flags& flags);

  virtual ~PosixFilesystemIsolatorProcess();

  virtual process::Future<Nothing> recover(
      const std::list<mesos::slave::ContainerState>& states,
      const hashset<ContainerID>& orphans);

  virtual process::Future<Option<mesos::slave::ContainerLaunchInfo>> prepare(
      const ContainerID& containerId,
      const mesos::slave::ContainerConfig& containerConfig);

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

  virtual process::Future<Nothing> cleanup(
      const ContainerID& containerId);

protected:
  PosixFilesystemIsolatorProcess(const Flags& flags);

  const Flags flags;

  struct Info
  {
    explicit Info(const std::string& _directory)
      : directory(_directory) {}

    const std::string directory;

    // Track resources so we can unlink unneeded persistent volumes.
    Resources resources;
  };

  hashmap<ContainerID, process::Owned<Info>> infos;
};

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

#endif // __POSIX_FILESYSTEM_ISOLATOR_HPP__