homework-jianmu/source/libs/stream/inc/streamInt.h

103 lines
4.0 KiB
C

/*
* Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
*
* This program is free software: you can use, redistribute, and/or modify
* it under the terms of the GNU Affero General Public License, version 3
* or later ("AGPL"), as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _STREAM_INC_H_
#define _STREAM_INC_H_
#include "executor.h"
#include "query.h"
#include "tstream.h"
#include "streamBackendRocksdb.h"
#include "trpc.h"
#ifdef __cplusplus
extern "C" {
#endif
#define ONE_MB_F (1048576.0)
#define SIZE_IN_MB(_v) ((_v) / ONE_MB_F)
typedef struct SStreamGlobalEnv {
int8_t inited;
void* timer;
} SStreamGlobalEnv;
typedef struct SStreamContinueExecInfo {
SEpSet epset;
int32_t taskId;
SRpcMsg msg;
} SStreamContinueExecInfo;
struct STokenBucket {
int32_t capacity; // total capacity
int64_t fillTimestamp;// fill timestamp
int32_t numOfToken; // total available tokens
int32_t rate; // number of token per second
};
extern SStreamGlobalEnv streamEnv;
extern int32_t streamBackendId;
extern int32_t streamBackendCfWrapperId;
const char* streamGetBlockTypeStr(int32_t type);
void streamRetryDispatchStreamBlock(SStreamTask* pTask, int64_t waitDuration);
int32_t streamDispatchStreamBlock(SStreamTask* pTask);
int32_t streamProcessCheckpointBlock(SStreamTask* pTask, SStreamDataBlock* pBlock);
SStreamDataBlock* createStreamBlockFromDispatchMsg(const SStreamDispatchReq* pReq, int32_t blockType, int32_t srcVg);
SStreamDataBlock* createStreamBlockFromResults(SStreamQueueItem* pItem, SStreamTask* pTask, int64_t resultSize,
SArray* pRes);
void destroyStreamDataBlock(SStreamDataBlock* pBlock);
int32_t streamRetrieveReqToData(const SStreamRetrieveReq* pReq, SStreamDataBlock* pData);
int32_t streamBroadcastToChildren(SStreamTask* pTask, const SSDataBlock* pBlock);
int32_t tEncodeStreamRetrieveReq(SEncoder* pEncoder, const SStreamRetrieveReq* pReq);
int32_t streamSaveAllTaskStatus(SStreamMeta* pMeta, int64_t checkpointId);
int32_t streamTaskBuildCheckpoint(SStreamTask* pTask);
int32_t streamDispatchCheckMsg(SStreamTask* pTask, const SStreamTaskCheckReq* pReq, int32_t nodeId, SEpSet* pEpSet);
int32_t streamAddCheckpointReadyMsg(SStreamTask* pTask, int32_t srcTaskId, int32_t index, int64_t checkpointId);
int32_t streamTaskSendCheckpointReadyMsg(SStreamTask* pTask);
int32_t streamTaskSendCheckpointSourceRsp(SStreamTask* pTask);
int32_t streamTaskGetNumOfDownstream(const SStreamTask* pTask);
int32_t streamTaskGetDataFromInputQ(SStreamTask* pTask, SStreamQueueItem** pInput, int32_t* numOfBlocks);
SStreamQueueItem* streamMergeQueueItem(SStreamQueueItem* dst, SStreamQueueItem* pElem);
int32_t streamTaskBuildScanhistoryRspMsg(SStreamTask* pTask, SStreamScanHistoryFinishReq* pReq, void** pBuffer, int32_t* pLen);
int32_t streamAddEndScanHistoryMsg(SStreamTask* pTask, SRpcHandleInfo* pRpcInfo, SStreamScanHistoryFinishReq* pReq);
int32_t streamNotifyUpstreamContinue(SStreamTask* pTask);
int32_t streamTaskFillHistoryFinished(SStreamTask* pTask);
int32_t streamTransferStateToStreamTask(SStreamTask* pTask);
int32_t streamTaskInitTokenBucket(STokenBucket* pBucket, int32_t cap, int32_t rate);
SStreamQueue* streamQueueOpen(int64_t cap);
void streamQueueClose(SStreamQueue* pQueue, int32_t taskId);
void streamQueueProcessSuccess(SStreamQueue* queue);
void streamQueueProcessFail(SStreamQueue* queue);
void* streamQueueNextItem(SStreamQueue* pQueue);
void streamFreeQitem(SStreamQueueItem* data);
STaskId extractStreamTaskKey(const SStreamTask* pTask);
#ifdef __cplusplus
}
#endif
#endif /* ifndef _STREAM_INC_H_ */