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fix: make vmProcessAlterHashRangeReq idempotent

This commit is contained in:
Benguang Zhao 2023-06-19 15:09:00 +08:00
parent 74411a4858
commit 20a55c3412
2 changed files with 11 additions and 2 deletions
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12
source/dnode/mgmt/mgmt_vnode/src/vmHandle.c
View File

@ -484,10 +484,18 @@ int32_t vmProcessAlterHashRangeReq(SVnodeMgmt *pMgmt, SRpcMsg *pMsg) {
int32_t srcVgId = req.srcVgId;
int32_t dstVgId = req.dstVgId;
SVnodeObj *pVnode = vmAcquireVnode(pMgmt, dstVgId);
if (pVnode != NULL) {
dError("vgId:%d, vnode already exist", dstVgId);
vmReleaseVnode(pMgmt, pVnode);
terrno = TSDB_CODE_VND_ALREADY_EXIST;
return -1;
}
dInfo("vgId:%d, start to alter vnode hashrange:[%u, %u], dstVgId:%d", req.srcVgId, req.hashBegin, req.hashEnd,
req.dstVgId);
SVnodeObj *pVnode = vmAcquireVnode(pMgmt, srcVgId);
pVnode = vmAcquireVnode(pMgmt, srcVgId);
if (pVnode == NULL) {
dError("vgId:%d, failed to alter hashrange since %s", srcVgId, terrstr());
terrno = TSDB_CODE_VND_NOT_EXIST;

1
source/dnode/mnode/impl/src/mndVgroup.c
View File

@ -1217,6 +1217,7 @@ static int32_t mndAddAlterVnodeHashRangeAction(SMnode *pMnode, STrans *pTrans, i
action.pCont = pReq;
action.contLen = contLen;
action.msgType = TDMT_VND_ALTER_HASHRANGE;
action.acceptableCode = TSDB_CODE_VND_ALREADY_EXIST;
if (mndTransAppendRedoAction(pTrans, &action) != 0) {
taosMemoryFree(pReq);