homework-jianmu/include/util/tworker.h

110 lines
2.9 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 _TD_UTIL_WORKER_H_
#define _TD_UTIL_WORKER_H_
#include "tqueue.h"
#ifdef __cplusplus
extern "C" {
#endif
typedef struct SQWorkerPool SQWorkerPool;
typedef struct SWWorkerPool SWWorkerPool;
typedef struct SQWorker {
int32_t id; // worker id
int64_t pid; // thread pid
TdThread thread; // thread id
SQWorkerPool *pool;
} SQWorker;
typedef struct SQWorkerPool {
int32_t max; // max number of workers
int32_t min; // min number of workers
int32_t num; // current number of workers
STaosQset *qset;
const char *name;
SQWorker *workers;
TdThreadMutex mutex;
} SQWorkerPool;
typedef struct SWWorker {
int32_t id; // worker id
int64_t pid; // thread pid
TdThread thread; // thread id
STaosQall *qall;
STaosQset *qset;
SWWorkerPool *pool;
} SWWorker;
typedef struct SWWorkerPool {
int32_t max; // max number of workers
int32_t num;
int32_t nextId; // from 0 to max-1, cyclic
const char *name;
SWWorker *workers;
TdThreadMutex mutex;
} SWWorkerPool;
int32_t tQWorkerInit(SQWorkerPool *pool);
void tQWorkerCleanup(SQWorkerPool *pool);
STaosQueue *tQWorkerAllocQueue(SQWorkerPool *pool, void *ahandle, FItem fp);
void tQWorkerFreeQueue(SQWorkerPool *pool, STaosQueue *queue);
int32_t tWWorkerInit(SWWorkerPool *pool);
void tWWorkerCleanup(SWWorkerPool *pool);
STaosQueue *tWWorkerAllocQueue(SWWorkerPool *pool, void *ahandle, FItems fp);
void tWWorkerFreeQueue(SWWorkerPool *pool, STaosQueue *queue);
typedef struct {
const char *name;
int32_t min;
int32_t max;
FItem fp;
void *param;
} SSingleWorkerCfg;
typedef struct {
const char *name;
STaosQueue *queue;
SQWorkerPool pool;
} SSingleWorker;
typedef struct {
const char *name;
int32_t max;
FItems fp;
void *param;
} SMultiWorkerCfg;
typedef struct {
const char *name;
STaosQueue *queue;
SWWorkerPool pool;
} SMultiWorker;
int32_t tSingleWorkerInit(SSingleWorker *pWorker, const SSingleWorkerCfg *pCfg);
void tSingleWorkerCleanup(SSingleWorker *pWorker);
int32_t tMultiWorkerInit(SMultiWorker *pWorker, const SMultiWorkerCfg *pCfg);
void tMultiWorkerCleanup(SMultiWorker *pWorker);
#ifdef __cplusplus
}
#endif
#endif /*_TD_UTIL_WORKER_H_*/