xxq250
/
homework-jianmu
1
0
Fork 0
Code Issues Pull Requests 1 Actions Packages Projects Releases Wiki Activity

Merge pull request #24319 from taosdata/ENH/TD-28135-3.0 

enh: use learner in redistribute vgroup
This commit is contained in:
Hongze Cheng 2024-01-16 15:04:52 +08:00 committed by GitHub
parent d1da8ef986 de5f9b351f
commit c40a87ab0e
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 12 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
source/dnode/mnode/impl/src/mndVgroup.c
View File

@ -1831,10 +1831,12 @@ static int32_t mndAddIncVgroupReplicaToTrans(SMnode *pMnode, STrans *pTrans, SDb
int32_t newDnodeId) {
mInfo("vgId:%d, will add 1 vnode, replica:%d dnode:%d", pVgroup->vgId, pVgroup->replica, newDnodeId);
// assoc dnode
SVnodeGid *pGid = &pVgroup->vnodeGid[pVgroup->replica];
pVgroup->replica++;
pGid->dnodeId = newDnodeId;
pGid->syncState = TAOS_SYNC_STATE_OFFLINE;
pGid->nodeRole = TAOS_SYNC_ROLE_LEARNER;
SSdbRaw *pVgRaw = mndVgroupActionEncode(pVgroup);
if (pVgRaw == NULL) return -1;
@ -1844,10 +1846,20 @@ static int32_t mndAddIncVgroupReplicaToTrans(SMnode *pMnode, STrans *pTrans, SDb
}
(void)sdbSetRawStatus(pVgRaw, SDB_STATUS_READY);
// learner
for (int32_t i = 0; i < pVgroup->replica - 1; ++i) {
if (mndAddAlterVnodeReplicaAction(pMnode, pTrans, pDb, pVgroup, pVgroup->vnodeGid[i].dnodeId) != 0) return -1;
}
if (mndAddCreateVnodeAction(pMnode, pTrans, pDb, pVgroup, pGid) != 0) return -1;
// voter
pGid->nodeRole = TAOS_SYNC_ROLE_VOTER;
if (mndAddAlterVnodeTypeAction(pMnode, pTrans, pDb, pVgroup, pGid->dnodeId) != 0) return -1;
for (int32_t i = 0; i < pVgroup->replica - 1; ++i) {
if (mndAddAlterVnodeReplicaAction(pMnode, pTrans, pDb, pVgroup, pVgroup->vnodeGid[i].dnodeId) != 0) return -1;
}
// confirm
if (mndAddAlterVnodeConfirmAction(pMnode, pTrans, pDb, pVgroup) != 0) return -1;
return 0;