/
repository.go
90 lines (78 loc) · 2.63 KB
/
repository.go
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// Copyright 2020 The klaytn Authors
// This file is part of the klaytn library.
//
// The klaytn library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The klaytn library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the klaytn library. If not, see <http://www.gnu.org/licenses/>.
package kafka
import (
"fmt"
"math/big"
"github.com/klaytn/klaytn/blockchain/vm"
"github.com/klaytn/klaytn/blockchain"
"github.com/klaytn/klaytn/datasync/chaindatafetcher/types"
)
type traceGroupResult struct {
BlockNumber *big.Int `json:"blockNumber"`
InternalTxTraces []*vm.InternalTxTrace `json:"result"`
}
func (r *traceGroupResult) Key() string {
return r.BlockNumber.String()
}
type blockGroupResult struct {
BlockNumber *big.Int `json:"blockNumber"`
Result map[string]interface{} `json:"result"`
}
func (r *blockGroupResult) Key() string {
return r.BlockNumber.String()
}
type repository struct {
blockchain *blockchain.BlockChain
kafka *Kafka
}
func NewRepository(config *KafkaConfig) (*repository, error) {
kafka, err := NewKafka(config)
if err != nil {
logger.Error("Failed to create a new Kafka structure", "err", err, "config", config)
return nil, err
}
return &repository{
kafka: kafka,
}, nil
}
func (r *repository) SetComponent(component interface{}) {
switch c := component.(type) {
case *blockchain.BlockChain:
r.blockchain = c
}
}
func (r *repository) HandleChainEvent(event blockchain.ChainEvent, dataType types.RequestType) error {
switch dataType {
case types.RequestTypeBlockGroup:
result := &blockGroupResult{
BlockNumber: event.Block.Number(),
Result: makeBlockGroupOutput(r.blockchain, event.Block, event.Receipts),
}
return r.kafka.Publish(r.kafka.getTopicName(EventBlockGroup), result)
case types.RequestTypeTraceGroup:
if len(event.InternalTxTraces) > 0 {
result := &traceGroupResult{
BlockNumber: event.Block.Number(),
InternalTxTraces: event.InternalTxTraces,
}
return r.kafka.Publish(r.kafka.getTopicName(EventTraceGroup), result)
}
return nil
default:
return fmt.Errorf("not supported type. [blockNumber: %v, reqType: %v]", event.Block.NumberU64(), dataType)
}
}