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enh: alter db replica return quickly, operation executed asynchronously

This commit is contained in:
Shengliang Guan 2022-12-07 21:57:49 +08:00
parent 91782ef4d4
commit 66f4ee9a41
3 changed files with 46 additions and 1 deletions
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6
source/dnode/mnode/impl/src/mndDb.c
View File

@ -825,7 +825,13 @@ static int32_t mndProcessAlterDbReq(SRpcMsg *pReq) {
dbObj.cfgVersion++; dbObj.cfgVersion++;
dbObj.updateTime = taosGetTimestampMs(); dbObj.updateTime = taosGetTimestampMs();
code = mndAlterDb(pMnode, pReq, pDb, &dbObj); code = mndAlterDb(pMnode, pReq, pDb, &dbObj);
if (dbObj.cfg.replications != pDb->cfg.replications) {
// return quickly, operation executed asynchronously
mInfo("db:%s, alter db replica from %d to %d", pDb->name, pDb->cfg.replications, dbObj.cfg.replications);
} else {
if (code == 0) code = TSDB_CODE_ACTION_IN_PROGRESS; if (code == 0) code = TSDB_CODE_ACTION_IN_PROGRESS;
}
_OVER: _OVER:
if (code != 0 && code != TSDB_CODE_ACTION_IN_PROGRESS) { if (code != 0 && code != TSDB_CODE_ACTION_IN_PROGRESS) {

19
tests/script/tsim/db/alter_replica_13.sim
View File

@ -116,6 +116,25 @@ endi
print ============= step4: alter database print ============= step4: alter database
sql alter database db replica 3 sql alter database db replica 3
$wt = 0
stepwt1:
$wt = $wt + 1
sleep 1000
if $wt == 200 then
print ====> dnode not ready!
return -1
endi
sql show transactions
if $rows != 0 then
print wait 1 seconds to alter
goto stepwt1
endi
sql show db.vgroups
print ---> $data00 $data01 $data02 $data03 $data04 $data05 $data06 $data07 $data08 $data09
print ---> $data10 $data11 $data12 $data13 $data14 $data15 $data16 $data27 $data28 $data29
print ---> $data10 $data11 $data12 $data13 $data14 $data15 $data26 $data37 $data38 $data39
print ---> $data10 $data11 $data12 $data13 $data14 $data15 $data36 $data47 $data48 $data49
$leaderIndex = 0 $leaderIndex = 0

20
tests/script/tsim/db/alter_replica_31.sim
View File

@ -148,6 +148,26 @@ endi
print ============= step3: alter database print ============= step3: alter database
sql alter database db replica 1 sql alter database db replica 1
wt = 0
stepwt1:
$wt = $wt + 1
sleep 1000
if $wt == 200 then
print ====> dnode not ready!
return -1
endi
sql show transactions
if $rows != 0 then
print wait 1 seconds to alter
goto stepwt1
endi
sql show db.vgroups
print ---> $data00 $data01 $data02 $data03 $data04 $data05 $data06 $data07 $data08 $data09
print ---> $data10 $data11 $data12 $data13 $data14 $data15 $data16 $data27 $data28 $data29
print ---> $data10 $data11 $data12 $data13 $data14 $data15 $data26 $data37 $data38 $data39
print ---> $data10 $data11 $data12 $data13 $data14 $data15 $data36 $data47 $data48 $data49
$hasleader = 0 $hasleader = 0
$x = 0 $x = 0