add a dump batch task script

coordinator/internal/orm/batch.go

@@ -75,6 +75,18 @@ func (*Batch) TableName() string {
 	return "batch"
 }
 
+// GetBatchHashByIndex retrieves the hash of the batch given its index.
+// used for the script.
+func (o *Batch) GetBatchHashByIndex(ctx context.Context, index uint64) (string, error) {
+	db := o.db.WithContext(ctx)
+	var batch Batch
+	err := db.Select("hash").Where("index = ?", index).First(&batch).Error
+	if err != nil {
+		return "", fmt.Errorf("Batch.GetBatchHashByIndex error: %w, index: %v", err, index)
+	}
+	return batch.Hash, nil
+}
+
 // GetUnassignedBatch retrieves unassigned batch based on the specified limit.
 // The returned batch are sorted in ascending order by their index.
 func (o *Batch) GetUnassignedBatch(ctx context.Context, startChunkIndex, endChunkIndex uint64, maxActiveAttempts, maxTotalAttempts uint8) (*Batch, error) {

coordinator/internal/script/main.go

@@ -0,0 +1,121 @@
+package main
+
+import (
+	"context"
+	"encoding/json"
+	"fmt"
+	"os"
+	"strconv"
+	"strings"
+
+	"github.com/scroll-tech/go-ethereum/common"
+	"github.com/scroll-tech/go-ethereum/log"
+	"gorm.io/gorm"
+
+	"scroll-tech/common/database"
+	"scroll-tech/common/types/message"
+	"scroll-tech/coordinator/internal/orm"
+)
+
+func main() {
+	glogger := log.NewGlogHandler(log.StreamHandler(os.Stderr, log.LogfmtFormat()))
+	glogger.Verbosity(log.LvlInfo)
+	log.Root().SetHandler(glogger)
+
+	if len(os.Args) < 2 {
+		log.Crit("no batch index range provided")
+		return
+	}
+
+	indexRange := os.Args[1]
+	indices := strings.Split(indexRange, "-")
+	if len(indices) != 2 {
+		log.Crit("invalid batch index range format. Use start-end", "providedRange", indexRange)
+		return
+	}
+
+	startIndex, err := strconv.Atoi(indices[0])
+	endIndex, err2 := strconv.Atoi(indices[1])
+	if err != nil || err2 != nil || startIndex > endIndex {
+		log.Crit("invalid batch index range", "start", indices[0], "end", indices[1], "err", err, "err2", err2)
+		return
+	}
+
+	db, err := database.InitDB(&database.Config{
+		DriverName: "postgres",
+		DSN:        os.Getenv("DB_DSN"),
+		MaxOpenNum: 200,
+		MaxIdleNum: 20,
+	})
+	if err != nil {
+		log.Crit("failed to init db", "err", err)
+	}
+	defer func() {
+		if deferErr := database.CloseDB(db); deferErr != nil {
+			log.Error("failed to close db", "err", err)
+		}
+	}()
+
+	for i := startIndex; i <= endIndex; i++ {
+		batchIndex := uint64(i)
+		resultBytes, err := getBatchTask(db, batchIndex)
+		if err != nil {
+			log.Crit("failed to get batch task", "batchIndex", batchIndex, "err", err)
+			continue
+		}
+
+		outputFilename := fmt.Sprintf("batch_task_%d.json", batchIndex)
+		if err = os.WriteFile(outputFilename, resultBytes, 0644); err != nil {
+			log.Crit("failed to write output file", "filename", outputFilename, "err", err)
+		}
+	}
+}
+
+func getBatchTask(db *gorm.DB, batchIndex uint64) ([]byte, error) {
+	batchHash, err := orm.NewBatch(db).GetBatchHashByIndex(context.Background(), batchIndex)
+	if err != nil {
+		err = fmt.Errorf("failed to get batch hash by index: %d err: %w ", batchIndex, err)
+		return nil, err
+	}
+
+	chunks, err := orm.NewChunk(db).GetChunksByBatchHash(context.Background(), batchHash)
+	if err != nil {
+		err = fmt.Errorf("failed to get chunk proofs for batch task id: %s err: %w ", batchHash, err)
+		return nil, err
+	}
+
+	var chunkProofs []*message.ChunkProof
+	var chunkInfos []*message.ChunkInfo
+	for _, chunk := range chunks {
+		var proof message.ChunkProof
+		if encodeErr := json.Unmarshal(chunk.Proof, &proof); encodeErr != nil {
+			return nil, fmt.Errorf("Chunk.GetProofsByBatchHash unmarshal proof error: %w, batch hash: %v, chunk hash: %v", encodeErr, batchHash, chunk.Hash)
+		}
+		chunkProofs = append(chunkProofs, &proof)
+
+		chunkInfo := message.ChunkInfo{
+			ChainID:       534351, // sepolia
+			PrevStateRoot: common.HexToHash(chunk.ParentChunkStateRoot),
+			PostStateRoot: common.HexToHash(chunk.StateRoot),
+			WithdrawRoot:  common.HexToHash(chunk.WithdrawRoot),
+			DataHash:      common.HexToHash(chunk.Hash),
+			IsPadding:     false,
+		}
+		if proof.ChunkInfo != nil {
+			chunkInfo.TxBytes = proof.ChunkInfo.TxBytes
+		}
+		chunkInfos = append(chunkInfos, &chunkInfo)
+	}
+
+	taskDetail := message.BatchTaskDetail{
+		ChunkInfos:  chunkInfos,
+		ChunkProofs: chunkProofs,
+	}
+
+	chunkProofsBytes, err := json.MarshalIndent(taskDetail, "", "    ")
+	if err != nil {
+		return nil, fmt.Errorf("failed to marshal chunk proofs, taskID:%s err:%w", batchHash, err)
+	}
+
+	return chunkProofsBytes, nil
+}