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#pragma once
#include "public.h"
#include <yt/yt/client/table_client/table_upload_options.h>
#include <yt/yt/client/chunk_client/public.h>
#include <yt/yt/client/table_client/key.h>
#include <yt/yt/client/ypath/rich.h>
#include <yt/yt/core/ytree/yson_struct.h>
namespace NYT::NApi {
////////////////////////////////////////////////////////////////////////////////
YT_DEFINE_STRONG_TYPEDEF(TDistributedWriteSessionId, TGuid);
////////////////////////////////////////////////////////////////////////////////
// Used by distributed table writer to patch
// its config based on table data.
// NB(arkady-e1ppa): TableUploadOptions are
// encoded in RichPath + TableAttributes and thus
// are not required to be stored directly.
struct TTableWriterPatchInfo
: public NYTree::TYsonStructLite
{
public:
NObjectClient::TObjectId ObjectId;
NYPath::TRichYPath RichPath;
// NB(arkady-e1ppa): Empty writer last key Serialization into Deserialization
// somehow results in a []; row which is considered non-empty for some reason.
// This matters too little for me to bother saving up the std::optional wrapper.
std::optional<NTableClient::TLegacyOwningKey> WriterLastKey;
int MaxHeavyColumns;
NTableClient::TMasterTableSchemaId ChunkSchemaId;
NTableClient::TTableSchemaPtr ChunkSchema;
NYTree::INodePtr TableAttributes;
NObjectClient::TCellTag ExternalCellTag;
NTransactionClient::TTimestamp Timestamp;
TTableWriterPatchInfo(
NYPath::TRichYPath richPath,
NObjectClient::TObjectId objectId,
NObjectClient::TCellTag externalCellTag,
NTableClient::TMasterTableSchemaId chunkSchemaId,
NTableClient::TTableSchemaPtr chunkSchema,
std::optional<NTableClient::TLegacyOwningKey> writerLastKey,
int maxHeavyColumns,
NTransactionClient::TTimestamp timestamp,
const NYTree::IAttributeDictionary& tableAttributes);
REGISTER_YSON_STRUCT_LITE(TTableWriterPatchInfo)
static void Register(TRegistrar registrar);
};
////////////////////////////////////////////////////////////////////////////////
struct TFragmentWriteResult
: public NYTree::TYsonStructLite
{
NTableClient::TLegacyOwningKey MinBoundaryKey;
NTableClient::TLegacyOwningKey MaxBoundaryKey;
NChunkClient::TChunkListId ChunkListId;
REGISTER_YSON_STRUCT_LITE(TFragmentWriteResult)
static void Register(TRegistrar registrar);
};
////////////////////////////////////////////////////////////////////////////////
class TFragmentWriteCookie
: public NYTree::TYsonStruct
{
public:
const TTableWriterPatchInfo& GetPatchInfo() const;
NCypressClient::TTransactionId GetMainTransactionId() const;
NCypressClient::TTransactionId GetUploadTransactionId() const;
private:
TDistributedWriteSessionId Id_;
NCypressClient::TTransactionId MainTxId_;
NCypressClient::TTransactionId UploadTxId_;
TTableWriterPatchInfo PatchInfo_;
std::vector<TFragmentWriteResult> WriteResults_;
REGISTER_YSON_STRUCT(TFragmentWriteCookie);
static void Register(TRegistrar registrar);
friend class TDistributedWriteSession;
friend struct IDistributedTableClientBase;
};
DEFINE_REFCOUNTED_TYPE(TFragmentWriteCookie);
////////////////////////////////////////////////////////////////////////////////
class TDistributedWriteSession
: public NYTree::TYsonStruct
{
public:
TDistributedWriteSession(
NCypressClient::TTransactionId mainTxId,
NCypressClient::TTransactionId uploadTxId,
NChunkClient::TChunkListId rootChunkListId,
TTableWriterPatchInfo patchInfo);
NCypressClient::TTransactionId GetMainTransactionId() const;
NCypressClient::TTransactionId GetUploadTransactionId() const;
const TTableWriterPatchInfo& GetPatchInfo() const Y_LIFETIME_BOUND;
NChunkClient::TChunkListId GetRootChunkListId() const;
TFragmentWriteCookiePtr GiveCookie();
void TakeCookie(TFragmentWriteCookiePtr cookie);
TFuture<void> Ping(IClientPtr client);
REGISTER_YSON_STRUCT(TDistributedWriteSession);
static void Register(TRegistrar registrar);
private:
TDistributedWriteSessionId Id_;
NCypressClient::TTransactionId MainTxId_;
NCypressClient::TTransactionId UploadTxId_;
NChunkClient::TChunkListId RootChunkListId_;
TTableWriterPatchInfo PatchInfo_;
// This is used to commit changes when session is over.
std::vector<TFragmentWriteResult> WriteResults_;
friend struct IDistributedTableClientBase;
};
DEFINE_REFCOUNTED_TYPE(TDistributedWriteSession);
////////////////////////////////////////////////////////////////////////////////
} // namespace NYT::NApi
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