コード例 #1
0
ファイル: sqlquery.go プロジェクト: haoqoo/vitess
// StreamExecute2 should not be used by anything other than tests.
// It will eventually replace Rollback, but it breaks compatibility with older clients.
// Once all clients are upgraded, it can be replaced.
func (sq *SqlQuery) StreamExecute2(ctx context.Context, req *proto.StreamExecuteRequest, sendReply func(reply interface{}) error) (err error) {
	defer sq.server.HandlePanic(&err)
	if req == nil || req.Query == nil {
		return nil
	}
	ctx = callerid.NewContext(ctx,
		callerid.GoRPCEffectiveCallerID(req.EffectiveCallerID),
		callerid.GoRPCImmediateCallerID(req.ImmediateCallerID),
	)
	tErr := sq.server.StreamExecute(callinfo.RPCWrapCallInfo(ctx), proto.TargetToProto3(req.Target), req.Query, func(reply *mproto.QueryResult) error {
		return sendReply(reply)
	})
	if tErr == nil {
		return nil
	}
	if *tabletserver.RPCErrorOnlyInReply {
		// If there was an app error, send a QueryResult back with it.
		qr := new(mproto.QueryResult)
		tabletserver.AddTabletErrorToQueryResult(tErr, qr)
		// Sending back errors this way is not backwards compatible. If a (new) server sends an additional
		// QueryResult with an error, and the (old) client doesn't know how to read it, it will cause
		// problems where the client will get out of sync with the number of QueryResults sent.
		// That's why this the error is only sent this way when the --rpc_errors_only_in_reply flag is set
		// (signalling that all clients are able to handle new-style errors).
		return sendReply(qr)
	}
	return tErr
}
コード例 #2
0
ファイル: sqlquery.go プロジェクト: hadmagic/vitess
// SplitQuery is exposing tabletserver.SqlQuery.SplitQuery
func (sq *SqlQuery) SplitQuery(ctx context.Context, req *proto.SplitQueryRequest, reply *proto.SplitQueryResult) (err error) {
	defer sq.server.HandlePanic(&err)
	ctx = callerid.NewContext(ctx,
		callerid.GoRPCEffectiveCallerID(req.EffectiveCallerID),
		callerid.GoRPCImmediateCallerID(req.ImmediateCallerID),
	)
	tErr := sq.server.SplitQuery(callinfo.RPCWrapCallInfo(ctx), proto.TargetToProto3(req.Target), req, reply)
	tabletserver.AddTabletError(tErr, &reply.Err)
	return nil
}
コード例 #3
0
ファイル: sqlquery.go プロジェクト: hadmagic/vitess
// Execute2 should not be used by anything other than tests
// It will eventually replace Execute, but it breaks compatibility with older clients
// Once all clients are upgraded, it can be replaced
func (sq *SqlQuery) Execute2(ctx context.Context, executeRequest *proto.ExecuteRequest, reply *mproto.QueryResult) (err error) {
	defer sq.server.HandlePanic(&err)
	ctx = callerid.NewContext(ctx,
		callerid.GoRPCEffectiveCallerID(executeRequest.EffectiveCallerID),
		callerid.GoRPCImmediateCallerID(executeRequest.ImmediateCallerID),
	)
	tErr := sq.server.Execute(callinfo.RPCWrapCallInfo(ctx), proto.TargetToProto3(executeRequest.Target), &executeRequest.QueryRequest, reply)
	tabletserver.AddTabletError(tErr, &reply.Err)
	return nil
}
コード例 #4
0
ファイル: sqlquery.go プロジェクト: hadmagic/vitess
// ExecuteBatch2 should not be used by anything other than tests
// It will eventually replace ExecuteBatch, but it breaks compatibility with older clients.
// Once all clients are upgraded, it can be replaced.
func (sq *SqlQuery) ExecuteBatch2(ctx context.Context, req *proto.ExecuteBatchRequest, reply *proto.QueryResultList) (err error) {
	defer sq.server.HandlePanic(&err)
	if req == nil {
		return nil
	}
	ctx = callerid.NewContext(ctx,
		callerid.GoRPCEffectiveCallerID(req.EffectiveCallerID),
		callerid.GoRPCImmediateCallerID(req.ImmediateCallerID),
	)
	tErr := sq.server.ExecuteBatch(callinfo.RPCWrapCallInfo(ctx), proto.TargetToProto3(req.Target), &req.QueryBatch, reply)
	tabletserver.AddTabletError(tErr, &reply.Err)
	return nil
}
コード例 #5
0
ファイル: sqlquery.go プロジェクト: hadmagic/vitess
// Commit2 should not be used by anything other than tests.
// It will eventually replace Commit, but it breaks compatibility with older clients.
// Once all clients are upgraded, it can be replaced.
func (sq *SqlQuery) Commit2(ctx context.Context, commitRequest *proto.CommitRequest, commitResponse *proto.CommitResponse) (err error) {
	defer sq.server.HandlePanic(&err)
	session := &proto.Session{
		SessionId:     commitRequest.SessionId,
		TransactionId: commitRequest.TransactionId,
	}
	ctx = callerid.NewContext(ctx,
		callerid.GoRPCEffectiveCallerID(commitRequest.EffectiveCallerID),
		callerid.GoRPCImmediateCallerID(commitRequest.ImmediateCallerID),
	)
	tErr := sq.server.Commit(callinfo.RPCWrapCallInfo(ctx), proto.TargetToProto3(commitRequest.Target), session)
	tabletserver.AddTabletError(tErr, &commitResponse.Err)
	return nil
}
コード例 #6
0
ファイル: sqlquery.go プロジェクト: hadmagic/vitess
// Begin2 should not be used by anything other than tests.
// It will eventually replace Begin, but it breaks compatibility with older clients.
// Once all clients are upgraded, it can be replaced.
func (sq *SqlQuery) Begin2(ctx context.Context, beginRequest *proto.BeginRequest, beginResponse *proto.BeginResponse) (err error) {
	defer sq.server.HandlePanic(&err)
	session := &proto.Session{
		SessionId: beginRequest.SessionId,
	}
	txInfo := new(proto.TransactionInfo)
	ctx = callerid.NewContext(ctx,
		callerid.GoRPCEffectiveCallerID(beginRequest.EffectiveCallerID),
		callerid.GoRPCImmediateCallerID(beginRequest.ImmediateCallerID),
	)
	tErr := sq.server.Begin(callinfo.RPCWrapCallInfo(ctx), proto.TargetToProto3(beginRequest.Target), session, txInfo)
	// Convert from TxInfo => beginResponse for the output
	beginResponse.TransactionId = txInfo.TransactionId
	tabletserver.AddTabletError(tErr, &beginResponse.Err)
	return nil
}
コード例 #7
0
ファイル: sqlquery.go プロジェクト: haoqoo/vitess
// Rollback2 should not be used by anything other than tests.
// It will eventually replace Rollback, but it breaks compatibility with older clients.
// Once all clients are upgraded, it can be replaced.
func (sq *SqlQuery) Rollback2(ctx context.Context, rollbackRequest *proto.RollbackRequest, rollbackResponse *proto.RollbackResponse) (err error) {
	defer sq.server.HandlePanic(&err)
	session := &proto.Session{
		SessionId:     rollbackRequest.SessionId,
		TransactionId: rollbackRequest.TransactionId,
	}
	ctx = callerid.NewContext(ctx,
		callerid.GoRPCEffectiveCallerID(rollbackRequest.EffectiveCallerID),
		callerid.GoRPCImmediateCallerID(rollbackRequest.ImmediateCallerID),
	)
	tErr := sq.server.Rollback(callinfo.RPCWrapCallInfo(ctx), proto.TargetToProto3(rollbackRequest.Target), session)
	tabletserver.AddTabletErrorToRollbackResponse(tErr, rollbackResponse)
	if *tabletserver.RPCErrorOnlyInReply {
		return nil
	}
	return tErr
}
コード例 #8
0
ファイル: sqlquery.go プロジェクト: hadmagic/vitess
// StreamExecute2 should not be used by anything other than tests.
// It will eventually replace Rollback, but it breaks compatibility with older clients.
// Once all clients are upgraded, it can be replaced.
func (sq *SqlQuery) StreamExecute2(ctx context.Context, req *proto.StreamExecuteRequest, sendReply func(reply interface{}) error) (err error) {
	defer sq.server.HandlePanic(&err)
	if req == nil || req.Query == nil {
		return nil
	}
	ctx = callerid.NewContext(ctx,
		callerid.GoRPCEffectiveCallerID(req.EffectiveCallerID),
		callerid.GoRPCImmediateCallerID(req.ImmediateCallerID),
	)
	tErr := sq.server.StreamExecute(callinfo.RPCWrapCallInfo(ctx), proto.TargetToProto3(req.Target), req.Query, func(reply *mproto.QueryResult) error {
		return sendReply(reply)
	})
	if tErr == nil {
		return nil
	}
	// If there was an app error, send a QueryResult back with it.
	qr := new(mproto.QueryResult)
	tabletserver.AddTabletError(tErr, &qr.Err)
	return sendReply(qr)
}