feat(relayer): add numLatestBlocksStartWhenCrawling in crawler

packages/relayer/cmd/flags/indexer.go

@@ -69,12 +69,23 @@ var (
 		Category: indexerCategory,
 		EnvVars:  []string{"SRC_TAIKO_ADDRESS"},
 	}
-	NumLatestBlocksToIgnoreWhenCrawling = &cli.Uint64Flag{
-		Name:     "numLatestBlocksToIgnoreWhenCrawling",
-		Usage:    "Number of blocks to ignore when crawling chain, should be higher for L2-L1 indexing due to delay",
-		Value:    1000,
+	NumLatestBlocksEndWhenCrawling = &cli.Uint64Flag{
+		Name: "numLatestBlocksEndWhenCrawling",
+		Usage: `Number of blocks to ignore from the end when crawling chain,
+		should be higher for L2-L1 indexing due to delay
+		`,
+		Value:    300,
+		Category: indexerCategory,
+		EnvVars:  []string{"NUM_LATEST_BLOCKS_END_WHEN_CRAWLING"},
+	}
+	NumLatestBlocksStartWhenCrawling = &cli.Uint64Flag{
+		Name: "numLatestBlocksStartWhenCrawling",
+		Usage: `Number of latest blocks to index from the start when crawling chain.
+		The default value is to cover past 7 days.
+		`,
+		Value:    50400,
 		Category: indexerCategory,
-		EnvVars:  []string{"NUM_LATEST_BLOCKS_TO_IGNORE_WHEN_CRAWLING"},
+		EnvVars:  []string{"NUM_LATEST_BLOCKS_START_WHEN_CRAWLING"},
 	}
 	EventName = &cli.StringFlag{
 		Name:     "event",
@@ -101,7 +112,8 @@ var IndexerFlags = MergeFlags(CommonFlags, QueueFlags, []cli.Flag{
 	SubscriptionBackoff,
 	SyncMode,
 	WatchMode,
-	NumLatestBlocksToIgnoreWhenCrawling,
+	NumLatestBlocksEndWhenCrawling,
+	NumLatestBlocksStartWhenCrawling,
 	EventName,
 	TargetBlockNumber,
 })

packages/relayer/indexer/config.go

@@ -36,53 +36,55 @@ type Config struct {
 	QueueHost     string
 	QueuePort     uint64
 	// rpc configs
-	SrcRPCUrl                           string
-	DestRPCUrl                          string
-	ETHClientTimeout                    uint64
-	BlockBatchSize                      uint64
-	NumGoroutines                       uint64
-	SubscriptionBackoff                 uint64
-	SyncMode                            SyncMode
-	WatchMode                           WatchMode
-	NumLatestBlocksToIgnoreWhenCrawling uint64
-	EventName                           string
-	TargetBlockNumber                   *uint64
-	BackOffRetryInterval                time.Duration
-	BackOffMaxRetries                   uint64
-	OpenQueueFunc                       func() (queue.Queue, error)
-	OpenDBFunc                          func() (DB, error)
+	SrcRPCUrl                        string
+	DestRPCUrl                       string
+	ETHClientTimeout                 uint64
+	BlockBatchSize                   uint64
+	NumGoroutines                    uint64
+	SubscriptionBackoff              uint64
+	SyncMode                         SyncMode
+	WatchMode                        WatchMode
+	NumLatestBlocksEndWhenCrawling   uint64
+	NumLatestBlocksStartWhenCrawling uint64
+	EventName                        string
+	TargetBlockNumber                *uint64
+	BackOffRetryInterval             time.Duration
+	BackOffMaxRetries                uint64
+	OpenQueueFunc                    func() (queue.Queue, error)
+	OpenDBFunc                       func() (DB, error)
 }
 
 // NewConfigFromCliContext creates a new config instance from command line flags.
 func NewConfigFromCliContext(c *cli.Context) (*Config, error) {
 	return &Config{
-		SrcBridgeAddress:                    common.HexToAddress(c.String(flags.SrcBridgeAddress.Name)),
-		SrcTaikoAddress:                     common.HexToAddress(c.String(flags.SrcTaikoAddress.Name)),
-		SrcSignalServiceAddress:             common.HexToAddress(c.String(flags.SrcSignalServiceAddress.Name)),
-		DestBridgeAddress:                   common.HexToAddress(c.String(flags.DestBridgeAddress.Name)),
-		DatabaseUsername:                    c.String(flags.DatabaseUsername.Name),
-		DatabasePassword:                    c.String(flags.DatabasePassword.Name),
-		DatabaseName:                        c.String(flags.DatabaseName.Name),
-		DatabaseHost:                        c.String(flags.DatabaseHost.Name),
-		DatabaseMaxIdleConns:                c.Uint64(flags.DatabaseMaxIdleConns.Name),
-		DatabaseMaxOpenConns:                c.Uint64(flags.DatabaseMaxOpenConns.Name),
-		DatabaseMaxConnLifetime:             c.Uint64(flags.DatabaseConnMaxLifetime.Name),
-		QueueUsername:                       c.String(flags.QueueUsername.Name),
-		QueuePassword:                       c.String(flags.QueuePassword.Name),
-		QueuePort:                           c.Uint64(flags.QueuePort.Name),
-		QueueHost:                           c.String(flags.QueueHost.Name),
-		SrcRPCUrl:                           c.String(flags.SrcRPCUrl.Name),
-		DestRPCUrl:                          c.String(flags.DestRPCUrl.Name),
-		BlockBatchSize:                      c.Uint64(flags.BlockBatchSize.Name),
-		NumGoroutines:                       c.Uint64(flags.MaxNumGoroutines.Name),
-		SubscriptionBackoff:                 c.Uint64(flags.SubscriptionBackoff.Name),
-		WatchMode:                           WatchMode(c.String(flags.WatchMode.Name)),
-		SyncMode:                            SyncMode(c.String(flags.SyncMode.Name)),
-		ETHClientTimeout:                    c.Uint64(flags.ETHClientTimeout.Name),
-		NumLatestBlocksToIgnoreWhenCrawling: c.Uint64(flags.NumLatestBlocksToIgnoreWhenCrawling.Name),
-		EventName:                           c.String(flags.EventName.Name),
-		BackOffMaxRetries:                   c.Uint64(flags.BackOffMaxRetrys.Name),
-		BackOffRetryInterval:                c.Duration(flags.BackOffRetryInterval.Name),
+		SrcBridgeAddress:                 common.HexToAddress(c.String(flags.SrcBridgeAddress.Name)),
+		SrcTaikoAddress:                  common.HexToAddress(c.String(flags.SrcTaikoAddress.Name)),
+		SrcSignalServiceAddress:          common.HexToAddress(c.String(flags.SrcSignalServiceAddress.Name)),
+		DestBridgeAddress:                common.HexToAddress(c.String(flags.DestBridgeAddress.Name)),
+		DatabaseUsername:                 c.String(flags.DatabaseUsername.Name),
+		DatabasePassword:                 c.String(flags.DatabasePassword.Name),
+		DatabaseName:                     c.String(flags.DatabaseName.Name),
+		DatabaseHost:                     c.String(flags.DatabaseHost.Name),
+		DatabaseMaxIdleConns:             c.Uint64(flags.DatabaseMaxIdleConns.Name),
+		DatabaseMaxOpenConns:             c.Uint64(flags.DatabaseMaxOpenConns.Name),
+		DatabaseMaxConnLifetime:          c.Uint64(flags.DatabaseConnMaxLifetime.Name),
+		QueueUsername:                    c.String(flags.QueueUsername.Name),
+		QueuePassword:                    c.String(flags.QueuePassword.Name),
+		QueuePort:                        c.Uint64(flags.QueuePort.Name),
+		QueueHost:                        c.String(flags.QueueHost.Name),
+		SrcRPCUrl:                        c.String(flags.SrcRPCUrl.Name),
+		DestRPCUrl:                       c.String(flags.DestRPCUrl.Name),
+		BlockBatchSize:                   c.Uint64(flags.BlockBatchSize.Name),
+		NumGoroutines:                    c.Uint64(flags.MaxNumGoroutines.Name),
+		SubscriptionBackoff:              c.Uint64(flags.SubscriptionBackoff.Name),
+		WatchMode:                        WatchMode(c.String(flags.WatchMode.Name)),
+		SyncMode:                         SyncMode(c.String(flags.SyncMode.Name)),
+		ETHClientTimeout:                 c.Uint64(flags.ETHClientTimeout.Name),
+		NumLatestBlocksEndWhenCrawling:   c.Uint64(flags.NumLatestBlocksEndWhenCrawling.Name),
+		NumLatestBlocksStartWhenCrawling: c.Uint64(flags.NumLatestBlocksStartWhenCrawling.Name),
+		EventName:                        c.String(flags.EventName.Name),
+		BackOffMaxRetries:                c.Uint64(flags.BackOffMaxRetrys.Name),
+		BackOffRetryInterval:             c.Duration(flags.BackOffRetryInterval.Name),
 		TargetBlockNumber: func() *uint64 {
 			if c.IsSet(flags.TargetBlockNumber.Name) {
 				value := c.Uint64(flags.TargetBlockNumber.Name)

packages/relayer/indexer/handle_chain_data_synced_event.go

@@ -3,7 +3,6 @@ package indexer
 import (
 	"context"
 	"encoding/json"
-	"math/big"
 
 	"log/slog"
 
@@ -16,7 +15,6 @@ import (
 // handleChainDataSyncedEvent handles an individual ChainDataSynced event
 func (i *Indexer) handleChainDataSyncedEvent(
 	ctx context.Context,
-	chainID *big.Int,
 	event *signalservice.SignalServiceChainDataSynced,
 	waitForConfirmations bool,
 ) error {
@@ -74,7 +72,11 @@ func (i *Indexer) handleChainDataSyncedEvent(
 		return errors.Wrap(err, "i.eventRepo.Save")
 	}
 
-	slog.Info("chainDataSynced event saved")
+	slog.Info("chainDataSynced event saved",
+		"srcChainId", i.srcChainId,
+		"destChainId", i.destChainId,
+		"SyncedChainID", event.ChainId,
+	)
 
 	relayer.ChainDataSyncedEventsIndexed.Inc()
 

packages/relayer/indexer/indexer.go

@@ -116,7 +116,8 @@ type Indexer struct {
 
 	wg *sync.WaitGroup
 
-	numLatestBlocksToIgnoreWhenCrawling uint64
+	numLatestBlocksEndWhenCrawling   uint64
+	numLatestBlocksStartWhenCrawling uint64
 
 	targetBlockNumber *uint64
 
@@ -233,7 +234,8 @@ func InitFromConfig(ctx context.Context, i *Indexer, cfg *Config) (err error) {
 
 	i.ethClientTimeout = time.Duration(cfg.ETHClientTimeout) * time.Second
 
-	i.numLatestBlocksToIgnoreWhenCrawling = cfg.NumLatestBlocksToIgnoreWhenCrawling
+	i.numLatestBlocksEndWhenCrawling = cfg.NumLatestBlocksEndWhenCrawling
+	i.numLatestBlocksStartWhenCrawling = cfg.NumLatestBlocksStartWhenCrawling
 
 	i.targetBlockNumber = cfg.TargetBlockNumber
 
@@ -274,7 +276,7 @@ func (i *Indexer) Start() error {
 	}
 
 	// set the initial processing block, which will vary by sync mode.
-	if err := i.setInitialIndexingBlockByMode(i.ctx, i.syncMode, i.srcChainId); err != nil {
+	if err := i.setInitialIndexingBlockByMode(i.syncMode, i.srcChainId); err != nil {
 		return errors.Wrap(err, "i.setInitialIndexingBlockByMode")
 	}
 
@@ -298,10 +300,6 @@ func (i *Indexer) eventLoop(ctx context.Context, startBlockID uint64) {
 
 	var d time.Duration = 10 * time.Second
 
-	if i.watchMode == CrawlPastBlocks {
-		d = 10 * time.Minute
-	}
-
 	t := time.NewTicker(d)
 
 	defer t.Stop()
@@ -333,6 +331,15 @@ func (i *Indexer) filter(ctx context.Context) error {
 	// ignore latest N blocks if we are crawling past blocks, they are probably in queue already
 	// and are not "missed", have just not been processed.
 	if i.watchMode == CrawlPastBlocks {
+		if i.numLatestBlocksEndWhenCrawling > i.numLatestBlocksStartWhenCrawling {
+			slog.Error("Invalid configuration",
+				"numLatestBlocksEndWhenCrawling", i.numLatestBlocksEndWhenCrawling,
+				"numLatestBlocksStartWhenCrawling", i.numLatestBlocksStartWhenCrawling,
+			)
+
+			return errors.New("numLatestBlocksStartWhenCrawling must be greater than numLatestBlocksEndWhenCrawling")
+		}
+
 		// if targetBlockNumber is not nil, we are just going to process a singular block.
 		if i.targetBlockNumber != nil {
 			slog.Info("targetBlockNumber is set", "targetBlockNumber", *i.targetBlockNumber)
@@ -342,15 +349,19 @@ func (i *Indexer) filter(ctx context.Context) error {
 			endBlockID = i.latestIndexedBlockNumber + 1
 		} else {
 			// set the initial processing block back to either 0 or the genesis block again.
-			if err := i.setInitialIndexingBlockByMode(i.ctx, i.syncMode, i.srcChainId); err != nil {
+			if err := i.setInitialIndexingBlockByMode(i.syncMode, i.srcChainId); err != nil {
 				return errors.Wrap(err, "i.setInitialIndexingBlockByMode")
 			}
 
-			if endBlockID > i.numLatestBlocksToIgnoreWhenCrawling {
+			if i.latestIndexedBlockNumber < endBlockID-i.numLatestBlocksStartWhenCrawling {
+				i.latestIndexedBlockNumber = endBlockID - i.numLatestBlocksStartWhenCrawling
+			}
+
+			if endBlockID > i.numLatestBlocksEndWhenCrawling {
 				// otherwise, we need to set the endBlockID as the greater of the two:
 				// either the endBlockID minus the number of latest blocks to ignore,
 				// or endBlockID.
-				endBlockID -= i.numLatestBlocksToIgnoreWhenCrawling
+				endBlockID -= i.numLatestBlocksEndWhenCrawling
 			}
 		}
 	}
@@ -594,7 +605,7 @@ func (i *Indexer) indexChainDataSyncedEvents(ctx context.Context,
 		event := chainDataSyncedEvents.Event
 
 		group.Go(func() error {
-			err := i.handleChainDataSyncedEvent(ctx, i.srcChainId, event, true)
+			err := i.handleChainDataSyncedEvent(ctx, event, true)
 			if err != nil {
 				relayer.MessageStatusChangedEventsIndexingErrors.Inc()
 

packages/relayer/indexer/set_initial_Indexing_block_by_mode.go

@@ -1,7 +1,6 @@
 package indexer
 
 import (
-	"context"
 	"math/big"
 
 	"github.com/pkg/errors"
@@ -11,7 +10,6 @@ import (
 // setInitialIndexingBlockByMode takes in a SyncMode and determines how we should
 // start our indexing
 func (i *Indexer) setInitialIndexingBlockByMode(
-	ctx context.Context,
 	mode SyncMode,
 	chainID *big.Int,
 ) error {

packages/relayer/indexer/set_initial_indexing_block_by_mode_test.go

@@ -1,7 +1,6 @@
 package indexer
 
 import (
-	"context"
 	"math/big"
 	"testing"
 
@@ -51,7 +50,6 @@ func Test_setInitialIndexingBlockByMode(t *testing.T) {
 		t.Run(tt.name, func(t *testing.T) {
 			svc, _ := newTestService(tt.mode, FilterAndSubscribe)
 			err := svc.setInitialIndexingBlockByMode(
-				context.Background(),
 				tt.mode,
 				tt.chainID,
 			)