未验证 提交 ed308f45 编写于 作者: L Liu Jicong 提交者: GitHub

Merge pull request #11018 from taosdata/feature/tq

wal add sync info
......@@ -75,15 +75,30 @@ extern "C" {
#define WAL_CUR_FAILED 1
#pragma pack(push, 1)
typedef enum { TAOS_WAL_NOLOG = 0, TAOS_WAL_WRITE = 1, TAOS_WAL_FSYNC = 2 } EWalType;
typedef enum {
TAOS_WAL_NOLOG = 0,
TAOS_WAL_WRITE = 1,
TAOS_WAL_FSYNC = 2,
} EWalType;
// used by sync module
typedef struct {
int8_t isWeek;
uint64_t seqNum;
uint64_t term;
} SSyncLogMeta;
typedef struct SWalReadHead {
int8_t headVer;
int16_t msgType;
int8_t reserved;
int16_t msgType;
int32_t len;
int64_t ingestTs; // not implemented
int64_t version;
// sync meta
SSyncLogMeta syncMeta;
char body[];
} SWalReadHead;
......@@ -158,6 +173,8 @@ int32_t walAlter(SWal *, SWalCfg *pCfg);
void walClose(SWal *);
// write
int64_t walWriteWithSyncInfo(SWal *, int64_t index, tmsg_t msgType, SSyncLogMeta syncMeta, const void *body,
int32_t bodyLen);
int64_t walWrite(SWal *, int64_t index, tmsg_t msgType, const void *body, int32_t bodyLen);
void walFsync(SWal *, bool force);
......
/*
* 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/>.
*/
\ No newline at end of file
......@@ -253,7 +253,8 @@ static int walWriteIndex(SWal *pWal, int64_t ver, int64_t offset) {
return 0;
}
int64_t walWrite(SWal *pWal, int64_t index, tmsg_t msgType, const void *body, int32_t bodyLen) {
int64_t walWriteWithSyncInfo(SWal *pWal, int64_t index, tmsg_t msgType, SSyncLogMeta syncMeta, const void *body,
int32_t bodyLen) {
if (pWal == NULL) return -1;
int code = 0;
......@@ -296,6 +297,10 @@ int64_t walWrite(SWal *pWal, int64_t index, tmsg_t msgType, const void *body, in
int64_t offset = walGetCurFileOffset(pWal);
pWal->writeHead.head.len = bodyLen;
pWal->writeHead.head.msgType = msgType;
// sync info
pWal->writeHead.head.syncMeta = syncMeta;
pWal->writeHead.cksumHead = walCalcHeadCksum(&pWal->writeHead);
pWal->writeHead.cksumBody = walCalcBodyCksum(body, bodyLen);
......@@ -332,6 +337,15 @@ int64_t walWrite(SWal *pWal, int64_t index, tmsg_t msgType, const void *body, in
return 0;
}
int64_t walWrite(SWal *pWal, int64_t index, tmsg_t msgType, const void *body, int32_t bodyLen) {
SSyncLogMeta syncMeta = {
.isWeek = -1,
.seqNum = UINT64_MAX,
.term = UINT64_MAX,
};
return walWriteWithSyncInfo(pWal, index, msgType, syncMeta, body, bodyLen);
}
void walFsync(SWal *pWal, bool forceFsync) {
if (forceFsync || (pWal->cfg.level == TAOS_WAL_FSYNC && pWal->cfg.fsyncPeriod == 0)) {
wTrace("vgId:%d, fileId:%" PRId64 ".log, do fsync", pWal->cfg.vgId, walGetCurFileFirstVer(pWal));
......
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