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Commitcbdb2d1

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Always access Raftable with infinite timeout
1 parent45a33b4 commitcbdb2d1

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1 file changed

+22
-25
lines changed

1 file changed

+22
-25
lines changed

‎contrib/mmts/multimaster.c‎

Lines changed: 22 additions & 25 deletions
Original file line numberDiff line numberDiff line change
@@ -1378,41 +1378,38 @@ bool MtmRefreshClusterStatus(bool nowait)
13781378
MTM_LOG1("Find clique %lx, disabledNodeMask %lx", (long)clique, (long)Mtm->disabledNodeMask);
13791379
MtmLock(LW_EXCLUSIVE);
13801380
disabled= ~clique& (((nodemask_t)1 <<Mtm->nAllNodes)-1)& ~Mtm->disabledNodeMask;/* new disabled nodes mask */
1381+
enabled=clique&Mtm->disabledNodeMask;/* new enabled nodes mask */
13811382

1382-
mask=disabled;
1383-
for (i=0;mask!=0;i++,mask >>=1) {
1383+
for (i=0,mask=disabled;mask!=0;i++,mask >>=1) {
13841384
if (mask&1) {
13851385
MtmDisableNode(i+1);
13861386
}
13871387
}
13881388

1389-
enabled=clique&Mtm->disabledNodeMask;/* new enabled nodes mask */
1390-
1391-
mask=enabled;
1392-
for (i=0;mask!=0;i++,mask >>=1) {
1389+
for (i=0,mask=enabled;mask!=0;i++,mask >>=1) {
13931390
if (mask&1) {
13941391
MtmEnableNode(i+1);
13951392
}
13961393
}
13971394
if (disabled|enabled) {
13981395
MtmCheckQuorum();
1399-
/* Interrupt voting for active transaction and abort them */
1400-
for (ts=Mtm->transListHead;ts!=NULL;ts=ts->next) {
1401-
MTM_LOG3("Active transaction gid='%s', coordinator=%d, xid=%d, status=%d, gtid.xid=%d",
1402-
ts->gid,ts->gtid.node,ts->xid,ts->status,ts->gtid.xid);
1403-
if (MtmIsCoordinator(ts)) {
1404-
if (!ts->votingCompleted&&ts->status!=TRANSACTION_STATUS_ABORTED) {
1396+
}
1397+
/* Interrupt voting for active transaction and abort them */
1398+
for (ts=Mtm->transListHead;ts!=NULL;ts=ts->next) {
1399+
MTM_LOG3("Active transaction gid='%s', coordinator=%d, xid=%d, status=%d, gtid.xid=%d",
1400+
ts->gid,ts->gtid.node,ts->xid,ts->status,ts->gtid.xid);
1401+
if (MtmIsCoordinator(ts)) {
1402+
if (!ts->votingCompleted&& (disabled|enabled)!=0&&ts->status!=TRANSACTION_STATUS_ABORTED) {
1403+
MtmAbortTransaction(ts);
1404+
MtmWakeUpBackend(ts);
1405+
}
1406+
}elseif (TransactionIdIsValid(ts->gtid.xid)&&BIT_CHECK(disabled,ts->gtid.node-1)) {// coordinator of transaction is on disabled node
1407+
if (ts->gid[0]) {
1408+
if (ts->status==TRANSACTION_STATUS_UNKNOWN||ts->status==TRANSACTION_STATUS_IN_PROGRESS) {
1409+
MTM_LOG1("%d: Abort trasaction %s because its coordinator is at disabled node %d",MyProcPid,ts->gid,ts->gtid.node);
14051410
MtmAbortTransaction(ts);
1406-
MtmWakeUpBackend(ts);
1407-
}
1408-
}elseif (TransactionIdIsValid(ts->gtid.xid)&&BIT_CHECK(disabled,ts->gtid.node-1)) {// coordinator of transaction is on disabled node
1409-
if (ts->gid[0]) {
1410-
if (ts->status==TRANSACTION_STATUS_UNKNOWN||ts->status==TRANSACTION_STATUS_IN_PROGRESS) {
1411-
MTM_LOG1("%d: Abort trasaction %s because its coordinator is at disabled node %d",MyProcPid,ts->gid,ts->gtid.node);
1412-
MtmAbortTransaction(ts);
1413-
MtmTx.status=TRANSACTION_STATUS_ABORTED;/* prevent recursive invocation of MtmAbortPreparedTransaction */
1414-
FinishPreparedTransaction(ts->gid, false);
1415-
}
1411+
MtmTx.status=TRANSACTION_STATUS_ABORTED;/* prevent recursive invocation of MtmAbortPreparedTransaction */
1412+
FinishPreparedTransaction(ts->gid, false);
14161413
}
14171414
}
14181415
}
@@ -1491,7 +1488,7 @@ void MtmOnNodeDisconnect(int nodeId)
14911488
}
14921489
MtmUnlock();
14931490
}else {
1494-
MtmRefreshClusterStatus(true);/*false); -- TODO: raftable can handg in nowait=true */
1491+
MtmRefreshClusterStatus(false);
14951492
}
14961493
}
14971494

@@ -2684,7 +2681,7 @@ Datum mtm_dump_lock_graph(PG_FUNCTION_ARGS)
26842681
for (i=0;i<Mtm->nAllNodes;i++)
26852682
{
26862683
size_tsize;
2687-
char*data=RaftableGet(psprintf("lock-graph-%d",i+1),&size,NULL,true);
2684+
char*data=RaftableGet(psprintf("lock-graph-%d",i+1),&size,NULL,false);
26882685
if (data) {
26892686
GlobalTransactionId*gtid= (GlobalTransactionId*)data;
26902687
GlobalTransactionId*last= (GlobalTransactionId*)(data+size);
@@ -3308,7 +3305,7 @@ MtmDetectGlobalDeadLock(PGPROC* proc)
33083305
for (i=0;i<Mtm->nAllNodes;i++) {
33093306
if (i+1!=MtmNodeId&& !BIT_CHECK(Mtm->disabledNodeMask,i)) {
33103307
size_tsize;
3311-
void*data=RaftableGet(psprintf("lock-graph-%d",i+1),&size,NULL,true);
3308+
void*data=RaftableGet(psprintf("lock-graph-%d",i+1),&size,NULL,false);
33123309
if (data==NULL) {
33133310
return true;/* If using Raftable is disabled */
33143311
}else {

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