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fix stream state transfer

This commit is contained in:
yihaoDeng 2023-07-25 10:17:30 +00:00
parent 6a27e81964
commit 0c2e86f416
1 changed files with 29 additions and 11 deletions
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40
source/libs/stream/src/streamSnapshot.c
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@ -89,6 +89,17 @@ void streamSnapHandleDestroy(SStreamSnapHandle* handle);
sprintf(fullname, "%s%s%s", path, TD_DIRSEP, file); \
} while (0)
int32_t getFileSize(char* path, char* name, int64_t* sz) {
int ret = 0;
char* fullname = taosMemoryCalloc(1, strlen(path) + 32);
sprintf(fullname, "%s%s%s", path, TD_DIRSEP, name);
ret = taosStatFile(fullname, sz, NULL);
taosMemoryFree(fullname);
return ret;
}
int32_t streamSnapHandleInit(SStreamSnapHandle* pHandle, char* path, int64_t chkpId) {
// impl later
int len = strlen(path);
@ -157,32 +168,32 @@ int32_t streamSnapHandleInit(SStreamSnapHandle* pHandle, char* path, int64_t chk
// current
item.name = pFile->pCurrent;
item.type = ROCKSDB_CURRENT_TYPE;
if (taosStatFile(pFile->pCurrent, &item.size, NULL) != 0) {
qError("stream-state failed to get file size: %s", pFile->pCurrent);
}
getFileSize(pFile->path, item.name, &item.size);
taosArrayPush(list, &item);
// mainfest
item.name = pFile->pMainfest;
item.type = ROCKSDB_MAINFEST_TYPE;
taosStatFile(pFile->pMainfest, &item.size, NULL);
getFileSize(pFile->path, item.name, &item.size);
taosArrayPush(list, &item);
// options
item.name = pFile->pOptions;
item.type = ROCKSDB_OPTIONS_TYPE;
taosStatFile(pFile->pOptions, &item.size, NULL);
getFileSize(pFile->path, item.name, &item.size);
taosArrayPush(list, &item);
// sst
for (int i = 0; i < taosArrayGetSize(pFile->pSst); i++) {
char* sst = taosArrayGetP(pFile->pSst, i);
item.name = sst;
item.type = ROCKSDB_SST_TYPE;
taosStatFile(sst, &item.size, NULL);
getFileSize(pFile->path, item.name, &item.size);
taosArrayPush(list, &item);
}
// meta
item.name = pFile->pCheckpointMeta;
item.type = ROCKSDB_CHECKPOINT_META_TYPE;
taosStatFile(pFile->pCheckpointMeta, &item.size, NULL);
getFileSize(pFile->path, item.name, &item.size);
taosArrayPush(list, &item);
pHandle->pBackendFile = pFile;
@ -305,8 +316,8 @@ int32_t streamSnapRead(SStreamSnapReader* pReader, uint8_t** ppData, int64_t* si
item = taosArrayGet(pHandle->pFileList, pHandle->currFileIdx);
char fullname[256] = {0};
STREAM_ROCKSDB_BUILD_FULLNAME(pFile->path, item->name, fullname);
pHandle->fd = taosOpenFile(fullname, TD_FILE_READ);
pHandle->fd = taosOpenFile(fullname, TD_FILE_READ);
nread = taosPReadFile(pHandle->fd, buf + sizeof(SStreamSnapBlockHdr), kBlockSize, pHandle->offset);
pHandle->offset += nread;
@ -349,7 +360,12 @@ int32_t streamSnapWriterOpen(void* pMeta, int64_t sver, int64_t ever, char* path
pHandle->pFileList = list;
pHandle->currFileIdx = 0;
pHandle->offset = 0;
pHandle->fd = taosOpenFile(taosArrayGet(pHandle->pFileList, pHandle->currFileIdx), TD_FILE_WRITE);
char fullname[256] = {0};
char* name = ((SBackendFileItem*)taosArrayGet(pHandle->pFileList, pHandle->currFileIdx))->name;
STREAM_ROCKSDB_BUILD_FULLNAME(pFile->path, name, fullname);
pHandle->fd = taosOpenFile(fullname, TD_FILE_WRITE);
*ppWriter = pWriter;
return 0;
}
@ -378,8 +394,9 @@ int32_t streamSnapWrite(SStreamSnapWriter* pWriter, uint8_t* pData, uint32_t nDa
item.type = pHdr->type;
taosArrayPush(pHandle->pFileList, &item);
char fullname[256] = {0};
char* name = ((SBackendFileItem*)taosArrayGet(pHandle->pFileList, taosArrayGetSize(pHandle->pFileList) - 1))->name;
char fullname[256] = {0};
char* name = ((SBackendFileItem*)taosArrayGet(pHandle->pFileList, pHandle->currFileIdx))->name;
STREAM_ROCKSDB_BUILD_FULLNAME(pFile->path, name, fullname);
pHandle->fd = taosOpenFile(fullname, TD_FILE_WRITE);
@ -406,6 +423,7 @@ int32_t streamSnapWriterClose(SStreamSnapWriter* pWriter, int8_t rollback) {
qDebug("stream snap get file list, %s", buf);
taosMemoryFree(buf);
}
for (int i = 0; i < taosArrayGetSize(handle->pFileList); i++) {
SBackendFileItem* item = taosArrayGet(handle->pFileList, i);
taosMemoryFree(item->name);