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transaction object

This commit is contained in:
Shengliang Guan 2021-11-09 15:33:07 +08:00
parent 622cdc3907
commit 82ad9a911b
3 changed files with 84 additions and 13 deletions
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13
include/dnode/mnode/transaction/trn.h
View File

@ -23,8 +23,7 @@
extern "C" { extern "C" {
#endif #endif
typedef struct { typedef struct STrans STrans;
} STrans;
int32_t trnInit(); int32_t trnInit();
void trnCleanup(); void trnCleanup();
@ -33,11 +32,11 @@ STrans *trnCreate();
int32_t trnCommit(STrans *); int32_t trnCommit(STrans *);
void trnDrop(STrans *); void trnDrop(STrans *);
void trnAppendRedoLog(STrans *, SSdbRawData *); int32_t trnAppendRedoLog(STrans *, SSdbRawData *);
void trnAppendUndoLog(STrans *, SSdbRawData *); int32_t trnAppendUndoLog(STrans *, SSdbRawData *);
void trnAppendCommitLog(STrans *, SSdbRawData *); int32_t trnAppendCommitLog(STrans *, SSdbRawData *);
void trnAppendRedoAction(STrans *, SEpSet *, void *pMsg); int32_t trnAppendRedoAction(STrans *, SEpSet *, void *pMsg);
void trnAppendUndoAction(STrans *, SEpSet *, void *pMsg); int32_t trnAppendUndoAction(STrans *, SEpSet *, void *pMsg);
#ifdef __cplusplus #ifdef __cplusplus
} }

9
source/dnode/mnode/transaction/inc/trnInt.h
View File

@ -19,6 +19,7 @@
#include "os.h" #include "os.h"
#include "trn.h" #include "trn.h"
#include "tglobal.h" #include "tglobal.h"
#include "tarray.h"
#include "tlog.h" #include "tlog.h"
#ifdef __cplusplus #ifdef __cplusplus
@ -32,6 +33,14 @@ extern "C" {
#define mDebug(...) { if (mDebugFlag & DEBUG_DEBUG) { taosPrintLog("MND ", mDebugFlag, __VA_ARGS__); }} #define mDebug(...) { if (mDebugFlag & DEBUG_DEBUG) { taosPrintLog("MND ", mDebugFlag, __VA_ARGS__); }}
#define mTrace(...) { if (mDebugFlag & DEBUG_TRACE) { taosPrintLog("MND ", mDebugFlag, __VA_ARGS__); }} #define mTrace(...) { if (mDebugFlag & DEBUG_TRACE) { taosPrintLog("MND ", mDebugFlag, __VA_ARGS__); }}
typedef struct STrans {
SArray *redoLogs;
SArray *undoLogs;
SArray *commitLogs;
SArray *redoActions;
SArray *undoActions;
} STrans;
#ifdef __cplusplus #ifdef __cplusplus
} }
#endif #endif

75
source/dnode/mnode/transaction/src/trn.c
View File

@ -16,15 +16,78 @@
#define _DEFAULT_SOURCE #define _DEFAULT_SOURCE
#include "trnInt.h" #include "trnInt.h"
#define TRN_DEFAULT_ARRAY_SIZE 8
int32_t trnInit() { return 0; } int32_t trnInit() { return 0; }
void trnCleanup(); void trnCleanup();
STrans *trnCreate() { return NULL; } STrans *trnCreate() {
STrans *pTrans = calloc(1, sizeof(STrans));
if (pTrans == NULL) {
terrno = TSDB_CODE_MND_OUT_OF_MEMORY;
return NULL;
}
pTrans->redoLogs = taosArrayInit(TRN_DEFAULT_ARRAY_SIZE, sizeof(void *));
pTrans->undoLogs = taosArrayInit(TRN_DEFAULT_ARRAY_SIZE, sizeof(void *));
pTrans->commitLogs = taosArrayInit(TRN_DEFAULT_ARRAY_SIZE, sizeof(void *));
pTrans->redoActions = taosArrayInit(TRN_DEFAULT_ARRAY_SIZE, sizeof(void *));
pTrans->undoActions = taosArrayInit(TRN_DEFAULT_ARRAY_SIZE, sizeof(void *));
if (pTrans->redoLogs == NULL || pTrans->undoLogs == NULL || pTrans->commitLogs == NULL ||
pTrans->redoActions == NULL || pTrans->undoActions == NULL) {
taosArrayDestroy(pTrans->redoLogs);
taosArrayDestroy(pTrans->undoLogs);
taosArrayDestroy(pTrans->commitLogs);
taosArrayDestroy(pTrans->redoActions);
taosArrayDestroy(pTrans->undoActions);
free(pTrans);
terrno = TSDB_CODE_MND_OUT_OF_MEMORY;
return NULL;
}
return pTrans;
}
int32_t trnCommit(STrans *pTrans) { return 0; } int32_t trnCommit(STrans *pTrans) { return 0; }
void trnDrop(STrans *pTrans) {} void trnDrop(STrans *pTrans) {}
void trnAppendRedoLog(STrans *pTrans, SSdbRawData *pRaw) {} int32_t trnAppendRedoLog(STrans *pTrans, SSdbRawData *pRaw) {
void trnAppendUndoLog(STrans *pTrans, SSdbRawData *pRaw) {} void *ptr = taosArrayPush(pTrans->redoLogs, &pRaw);
void trnAppendCommitLog(STrans *pTrans, SSdbRawData *pRaw) {} if (ptr == NULL) {
void trnAppendRedoAction(STrans *pTrans, SEpSet *pEpSet, void *pMsg) {} return TSDB_CODE_MND_OUT_OF_MEMORY;
void trnAppendUndoAction(STrans *pTrans, SEpSet *pEpSet, void *pMsg) {} }
return 0;
}
int32_t trnAppendUndoLog(STrans *pTrans, SSdbRawData *pRaw) {
void *ptr = taosArrayPush(pTrans->undoLogs, &pRaw);
if (ptr == NULL) {
return TSDB_CODE_MND_OUT_OF_MEMORY;
}
return 0;
}
int32_t trnAppendCommitLog(STrans *pTrans, SSdbRawData *pRaw) {
void *ptr = taosArrayPush(pTrans->commitLogs, &pRaw);
if (ptr == NULL) {
return TSDB_CODE_MND_OUT_OF_MEMORY;
}
return 0;
}
int32_t trnAppendRedoAction(STrans *pTrans, SEpSet *pEpSet, void *pMsg) {
void *ptr = taosArrayPush(pTrans->redoActions, &pMsg);
if (ptr == NULL) {
return TSDB_CODE_MND_OUT_OF_MEMORY;
}
return 0;
}
int32_t trnAppendUndoAction(STrans *pTrans, SEpSet *pEpSet, void *pMsg) {
void *ptr = taosArrayPush(pTrans->undoActions, &pMsg);
if (ptr == NULL) {
return TSDB_CODE_MND_OUT_OF_MEMORY;
}
return 0;
}