homework-jianmu/source/dnode/vnode/src/inc/vnd.h

102 lines
3.8 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_VND_H_
#define _TD_VND_H_
#include "sync.h"
#include "syncTools.h"
#include "vnodeInt.h"
#ifdef __cplusplus
extern "C" {
#endif
// vnodeDebug ====================
// clang-format off
#define vFatal(...) do { if (vDebugFlag & DEBUG_FATAL) { taosPrintLog("VND FATAL ", DEBUG_FATAL, 255, __VA_ARGS__); }} while(0)
#define vError(...) do { if (vDebugFlag & DEBUG_ERROR) { taosPrintLog("VND ERROR ", DEBUG_ERROR, 255, __VA_ARGS__); }} while(0)
#define vWarn(...) do { if (vDebugFlag & DEBUG_WARN) { taosPrintLog("VND WARN ", DEBUG_WARN, 255, __VA_ARGS__); }} while(0)
#define vInfo(...) do { if (vDebugFlag & DEBUG_INFO) { taosPrintLog("VND ", DEBUG_INFO, 255, __VA_ARGS__); }} while(0)
#define vDebug(...) do { if (vDebugFlag & DEBUG_DEBUG) { taosPrintLog("VND ", DEBUG_DEBUG, vDebugFlag, __VA_ARGS__); }} while(0)
#define vTrace(...) do { if (vDebugFlag & DEBUG_TRACE) { taosPrintLog("VND ", DEBUG_TRACE, vDebugFlag, __VA_ARGS__); }} while(0)
// clang-format on
// vnodeCfg ====================
extern const SVnodeCfg vnodeCfgDefault;
int vnodeCheckCfg(const SVnodeCfg*);
int vnodeEncodeConfig(const void* pObj, SJson* pJson);
int vnodeDecodeConfig(const SJson* pJson, void* pObj);
// vnodeModule ====================
int vnodeScheduleTask(int (*execute)(void*), void* arg);
// vnodeBufPool ====================
typedef struct SVBufPoolNode SVBufPoolNode;
struct SVBufPoolNode {
SVBufPoolNode* prev;
SVBufPoolNode** pnext;
int64_t size;
uint8_t data[];
};
struct SVBufPool {
SVBufPool* next;
int64_t nRef;
int64_t size;
uint8_t* ptr;
SVBufPoolNode* pTail;
SVBufPoolNode node;
};
int vnodeOpenBufPool(SVnode* pVnode, int64_t size);
int vnodeCloseBufPool(SVnode* pVnode);
void vnodeBufPoolReset(SVBufPool* pPool);
// vnodeQuery ====================
int vnodeQueryOpen(SVnode* pVnode);
void vnodeQueryClose(SVnode* pVnode);
int vnodeGetTableMeta(SVnode* pVnode, SRpcMsg* pMsg);
// vnodeCommit ====================
int vnodeBegin(SVnode* pVnode);
int vnodeShouldCommit(SVnode* pVnode);
int vnodeCommit(SVnode* pVnode);
int vnodeSaveInfo(const char* dir, const SVnodeInfo* pCfg);
int vnodeCommitInfo(const char* dir, const SVnodeInfo* pInfo);
int vnodeLoadInfo(const char* dir, SVnodeInfo* pInfo);
int vnodeSyncCommit(SVnode* pVnode);
int vnodeAsyncCommit(SVnode* pVnode);
// vnodeCommit ====================
int32_t vnodeSyncOpen(SVnode* pVnode, char* path);
int32_t vnodeSyncStart(SVnode* pVnode);
void vnodeSyncClose(SVnode* pVnode);
void vnodeSyncSetQ(SVnode* pVnode, void* qHandle);
void vnodeSyncSetRpc(SVnode* pVnode, void* rpcHandle);
int32_t vnodeSyncEqMsg(void* qHandle, SRpcMsg* pMsg);
int32_t vnodeSendMsg(void* rpcHandle, const SEpSet* pEpSet, SRpcMsg* pMsg);
void vnodeSyncCommitCb(struct SSyncFSM* pFsm, const SRpcMsg* pMsg, SFsmCbMeta cbMeta);
void vnodeSyncPreCommitCb(struct SSyncFSM* pFsm, const SRpcMsg* pMsg, SFsmCbMeta cbMeta);
void vnodeSyncRollBackCb(struct SSyncFSM* pFsm, const SRpcMsg* pMsg, SFsmCbMeta cbMeta);
int32_t vnodeSyncGetSnapshotCb(struct SSyncFSM* pFsm, SSnapshot* pSnapshot);
SSyncFSM* syncVnodeMakeFsm();
#ifdef __cplusplus
}
#endif
#endif /*_TD_VND_H_*/