Esempio n. 1
0
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;
}
Esempio n. 2
0
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;
}
Esempio n. 3
0
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;
}
Esempio n. 4
0
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;
}
Esempio n. 5
0
/*
 * 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;
}
Esempio n. 6
0
/*
 * 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;
}
Esempio n. 7
0
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;
}