session.h

#pragma once

#include "public.h"

#include <cloud/filestore/libs/service/filestore.h>

#include <cloud/storage/core/libs/common/public.h>
#include <cloud/storage/core/libs/diagnostics/public.h>

#include <library/cpp/threading/future/future.h>

#include <util/datetime/base.h>
#include <util/generic/string.h>

namespace NCloud::NFileStore::NClient {

////////////////////////////////////////////////////////////////////////////////

#define FILESTORE_SESSION_FORWARD(xxx, ...)                                    \
    xxx(GetFileStoreInfo,                   __VA_ARGS__)                       \
                                                                               \
    xxx(AddClusterNode,                     __VA_ARGS__)                       \
    xxx(RemoveClusterNode,                  __VA_ARGS__)                       \
    xxx(ListClusterNodes,                   __VA_ARGS__)                       \
    xxx(AddClusterClients,                  __VA_ARGS__)                       \
    xxx(RemoveClusterClients,               __VA_ARGS__)                       \
    xxx(ListClusterClients,                 __VA_ARGS__)                       \
    xxx(UpdateCluster,                      __VA_ARGS__)                       \
// FILESTORE_SESSION_FORWARD

////////////////////////////////////////////////////////////////////////////////

struct ISession
    : public IFileStore
{
    virtual ~ISession() = default;

    virtual NThreading::TFuture<NProto::TCreateSessionResponse> CreateSession(
        bool readOnly = false,
        ui64 mountSeqNumber = 0
    ) = 0;
    virtual NThreading::TFuture<NProto::TCreateSessionResponse> AlterSession(
        bool readOnly,
        ui64 mountSeqNumber
    ) = 0;
    virtual NThreading::TFuture<NProto::TDestroySessionResponse> DestroySession() = 0;

#define FILESTORE_DECLARE_METHOD(name, ...)                                    \
    virtual NThreading::TFuture<NProto::T##name##Response> name(               \
        TCallContextPtr callContext,                                           \
        std::shared_ptr<NProto::T##name##Request> request) = 0;                \
// FILESTORE_DECLARE_METHOD

FILESTORE_SESSION_FORWARD(FILESTORE_DECLARE_METHOD)

#undef FILESTORE_DECLARE_METHOD
};

////////////////////////////////////////////////////////////////////////////////

ISessionPtr CreateSession(
    ILoggingServicePtr logging,
    ITimerPtr timer,
    ISchedulerPtr scheduler,
    IFileStoreServicePtr client,
    TSessionConfigPtr config);

}   // namespace NCloud::NFileStore::NClient