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Merge pull request #33 from KyberNetwork/TRD-212-add-backfill-by-dune…
…-feature add backfill by dune
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,130 @@ | ||
| package server | ||
|
|
||
| import ( | ||
| "time" | ||
|
|
||
| "github.com/KyberNetwork/tradelogs/pkg/dune" | ||
| "github.com/KyberNetwork/tradelogs/pkg/parser" | ||
| "github.com/KyberNetwork/tradelogs/pkg/storage" | ||
| "github.com/ethereum/go-ethereum/common" | ||
| "github.com/ethereum/go-ethereum/common/hexutil" | ||
| "github.com/ethereum/go-ethereum/core/types" | ||
| "go.uber.org/zap" | ||
| ) | ||
|
|
||
| const ( | ||
| limit = 100 | ||
| retry = 5 | ||
| ) | ||
|
|
||
| type DuneWorker struct { | ||
| client *dune.Client | ||
| s *storage.Storage | ||
| } | ||
|
|
||
| func NewDuneWoker(c *dune.Client, s *storage.Storage) *DuneWorker { | ||
| return &DuneWorker{ | ||
| client: c, | ||
| s: s, | ||
| } | ||
| } | ||
|
|
||
| func (d *DuneWorker) backfill(l *zap.SugaredLogger, | ||
| queryID int64, from, to uint64, ps parser.Parser, topic string) error { | ||
| l.Infow("start backfill data", "query", queryID, "topic", topic, "from", from, "to", to) | ||
| queryRes, err := d.client.ExecuteQuery(queryID, topic, from, to) | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
|
||
| l.Infow("executing query", "data", queryRes) | ||
| errCount := 0 | ||
| for { | ||
| time.Sleep(5 * time.Second) | ||
| state, err := d.client.ExecuteState(queryRes.ExecutionID) | ||
| if err != nil { | ||
| l.Errorw("error when get state", "error", err) | ||
| errCount++ | ||
| if errCount > retry { | ||
| return err | ||
| } | ||
| continue | ||
| } | ||
| l.Infow("execute query", "state", state) | ||
| if state.IsExecutionFinished { | ||
| break | ||
| } | ||
| } | ||
| l.Infow("executed query") | ||
|
|
||
| var ( | ||
| progress uint64 = 0 | ||
| data []storage.TradeLog | ||
| ) | ||
| errCount = 0 | ||
|
|
||
| for { | ||
| time.Sleep(5 * time.Second) | ||
| logs, rowCount, err := d.client.GetLastestExecuteResult(queryID, limit, progress) | ||
| if err != nil { | ||
| l.Errorw("error when collect data", "error", err) | ||
| errCount++ | ||
| if errCount > retry { | ||
| return err | ||
| } | ||
| continue | ||
| } | ||
|
|
||
| l.Infow("collect data", "progress", progress, "len", len(logs), "total", rowCount) | ||
| for _, l := range logs { | ||
| ts, err := time.Parse("2006-01-02 15:04:05.999 UTC", l.BlockTime) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| parsedLog, err := ps.Parse(DuneLogToETHLog(l), uint64(ts.Unix())) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| data = append(data, parsedLog) | ||
| } | ||
| l.Infow("parsed data", "len", len(data)) | ||
| if err = d.s.Insert(data); err != nil { | ||
| return err | ||
| } | ||
| progress += limit + 1 | ||
| if progress >= rowCount { | ||
| break | ||
| } | ||
| } | ||
| return nil | ||
| } | ||
|
|
||
| func DuneLogToETHLog(log dune.DuneLog) types.Log { | ||
| data, err := hexutil.Decode(log.Data) | ||
| if err != nil { | ||
| return types.Log{} | ||
| } | ||
| topics := []common.Hash{} | ||
| if log.Topic0 != "" { | ||
| topics = append(topics, common.HexToHash(log.Topic0)) | ||
| } | ||
| if log.Topic1 != "" { | ||
| topics = append(topics, common.HexToHash(log.Topic1)) | ||
| } | ||
| if log.Topic2 != "" { | ||
| topics = append(topics, common.HexToHash(log.Topic2)) | ||
| } | ||
| if log.Topic3 != "" { | ||
| topics = append(topics, common.HexToHash(log.Topic3)) | ||
| } | ||
| return types.Log{ | ||
| Address: common.HexToAddress(log.ContractAddress), | ||
| Topics: topics, | ||
| Data: data, | ||
| BlockNumber: log.BlockNumber, | ||
| TxHash: common.HexToHash(log.TxHash), | ||
| TxIndex: log.TxIndex, | ||
| BlockHash: common.HexToHash(log.BlockHash), | ||
| Index: log.Index, | ||
| } | ||
| } |
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