int
CommitTranGTM(GlobalTransactionId gxid)
{
int ret;
if (!GlobalTransactionIdIsValid(gxid))
return 0;
CheckConnection();
ret = commit_transaction(conn, gxid);
/*
* If something went wrong (timeout), try and reset GTM connection.
* We will close the transaction locally anyway, and closing GTM will force
* it to be closed on GTM.
*/
if (ret < 0)
{
CloseGTM();
InitGTM();
}
/* Close connection in case commit is done by autovacuum worker or launcher */
if (IsAutoVacuumWorkerProcess() || IsAutoVacuumLauncherProcess())
CloseGTM();
return ret;
}
int
StartPreparedTranGTM(GlobalTransactionId gxid,
char *gid,
char *nodestring)
{
int ret = 0;
if (!GlobalTransactionIdIsValid(gxid))
return 0;
CheckConnection();
ret = start_prepared_transaction(conn, gxid, gid, nodestring);
/*
* If something went wrong (timeout), try and reset GTM connection.
* We will abort the transaction locally anyway, and closing GTM will force
* it to end on GTM.
*/
if (ret < 0)
{
CloseGTM();
InitGTM();
}
return ret;
}
int
RollbackTranGTM(GlobalTransactionId gxid)
{
int ret = -1;
if (!GlobalTransactionIdIsValid(gxid))
return 0;
CheckConnection();
if (conn)
ret = abort_transaction(conn, gxid);
/*
* If something went wrong (timeout), try and reset GTM connection.
* We will abort the transaction locally anyway, and closing GTM will force
* it to end on GTM.
*/
if (ret < 0)
{
CloseGTM();
InitGTM();
}
currentGxid = InvalidGlobalTransactionId;
return ret;
}
int
PrepareTranGTM(GlobalTransactionId gxid)
{
int ret;
if (!GlobalTransactionIdIsValid(gxid))
return 0;
CheckConnection();
#ifdef XCP
ret = -1;
if (conn)
#endif
ret = prepare_transaction(conn, gxid);
/*
* If something went wrong (timeout), try and reset GTM connection.
* We will close the transaction locally anyway, and closing GTM will force
* it to be closed on GTM.
*/
if (ret < 0)
{
CloseGTM();
InitGTM();
#ifdef XCP
if (conn)
ret = prepare_transaction(conn, gxid);
#endif
}
currentGxid = InvalidGlobalTransactionId;
return ret;
}
/*
* For a prepared transaction, commit the gxid used for PREPARE TRANSACTION
* and for COMMIT PREPARED.
*/
int
CommitPreparedTranGTM(GlobalTransactionId gxid, GlobalTransactionId prepared_gxid)
{
int ret = 0;
if (!GlobalTransactionIdIsValid(gxid) || !GlobalTransactionIdIsValid(prepared_gxid))
return ret;
CheckConnection();
ret = commit_prepared_transaction(conn, gxid, prepared_gxid);
/*
* If something went wrong (timeout), try and reset GTM connection.
* We will close the transaction locally anyway, and closing GTM will force
* it to be closed on GTM.
*/
if (ret < 0)
{
CloseGTM();
InitGTM();
}
return ret;
}
/*
* For a prepared transaction, commit the gxid used for PREPARE TRANSACTION
* and for COMMIT PREPARED.
*/
int
CommitPreparedTranGTM(GlobalTransactionId gxid,
GlobalTransactionId prepared_gxid, int waited_xid_count,
GlobalTransactionId *waited_xids)
{
int ret = 0;
if (!GlobalTransactionIdIsValid(gxid) || !GlobalTransactionIdIsValid(prepared_gxid))
return ret;
CheckConnection();
#ifdef XCP
ret = -1;
if (conn)
#endif
ret = commit_prepared_transaction(conn, gxid, prepared_gxid,
waited_xid_count, waited_xids);
/*
* If something went wrong (timeout), try and reset GTM connection.
* We will close the transaction locally anyway, and closing GTM will force
* it to be closed on GTM.
*/
if (ret < 0)
{
CloseGTM();
InitGTM();
#ifdef XCP
if (conn)
ret = commit_prepared_transaction(conn, gxid, prepared_gxid,
waited_xid_count, waited_xids);
#endif
}
currentGxid = InvalidGlobalTransactionId;
return ret;
}
int
CommitTranGTM(GlobalTransactionId gxid, int waited_xid_count,
GlobalTransactionId *waited_xids)
{
int ret;
if (!GlobalTransactionIdIsValid(gxid))
return 0;
CheckConnection();
#ifdef XCP
ret = -1;
if (conn)
#endif
ret = commit_transaction(conn, gxid, waited_xid_count, waited_xids);
/*
* If something went wrong (timeout), try and reset GTM connection.
* We will close the transaction locally anyway, and closing GTM will force
* it to be closed on GTM.
*/
if (ret < 0)
{
CloseGTM();
InitGTM();
#ifdef XCP
if (conn)
ret = commit_transaction(conn, gxid, waited_xid_count, waited_xids);
#endif
}
/* Close connection in case commit is done by autovacuum worker or launcher */
if (IsAutoVacuumWorkerProcess() || IsAutoVacuumLauncherProcess())
CloseGTM();
currentGxid = InvalidGlobalTransactionId;
return ret;
}
