feat(l1 sync service): add flag for sync interval

cmd/geth/main.go

@@ -170,6 +170,7 @@ var (
 		utils.L1EndpointFlag,
 		utils.L1ConfirmationsFlag,
 		utils.L1DeploymentBlockFlag,
+		utils.L1SyncIntervalFlag,
 		utils.L1DisableMessageQueueV2Flag,
 		utils.CircuitCapacityCheckEnabledFlag,
 		utils.CircuitCapacityCheckWorkersFlag,

cmd/geth/usage.go

@@ -233,6 +233,7 @@ var AppHelpFlagGroups = []flags.FlagGroup{
 			utils.L1EndpointFlag,
 			utils.L1ConfirmationsFlag,
 			utils.L1DeploymentBlockFlag,
+			utils.L1SyncIntervalFlag,
 			utils.L1DisableMessageQueueV2Flag,
 			utils.RollupVerifyEnabledFlag,
 			utils.DASyncEnabledFlag,

cmd/utils/flags.go

@@ -853,6 +853,10 @@ var (
 		Name:  "l1.sync.startblock",
 		Usage: "L1 block height to start syncing from. Should be set to the L1 message queue deployment block number.",
 	}
+	L1SyncIntervalFlag = cli.DurationFlag{
+		Name:  "l1.sync.interval",
+		Usage: "Poll interval for L1 message syncing (e.g., 2s, 10s, 1m)",
+	}
 	L1DisableMessageQueueV2Flag = &cli.BoolFlag{
 		Name:  "l1.disablemqv2",
 		Usage: "Disable L1 message queue v2",
@@ -1470,6 +1474,9 @@ func setL1(ctx *cli.Context, cfg *node.Config) {
 	if ctx.GlobalIsSet(L1DeploymentBlockFlag.Name) {
 		cfg.L1DeploymentBlock = ctx.GlobalUint64(L1DeploymentBlockFlag.Name)
 	}
+	if ctx.GlobalIsSet(L1SyncIntervalFlag.Name) {
+		cfg.L1SyncInterval = ctx.GlobalDuration(L1SyncIntervalFlag.Name)
+	}
 	if ctx.GlobalIsSet(L1DisableMessageQueueV2Flag.Name) {
 		cfg.L1DisableMessageQueueV2 = ctx.GlobalBool(L1DisableMessageQueueV2Flag.Name)
 	}

node/config.go

@@ -25,6 +25,7 @@ import (
 	"runtime"
 	"strings"
 	"sync"
+	"time"
 
 	"github.com/scroll-tech/go-ethereum/common"
 	"github.com/scroll-tech/go-ethereum/crypto"
@@ -197,6 +198,8 @@ type Config struct {
 	L1Confirmations rpc.BlockNumber `toml:",omitempty"`
 	// L1 bridge deployment block number
 	L1DeploymentBlock uint64 `toml:",omitempty"`
+	// Poll interval for L1 message syncing
+	L1SyncInterval time.Duration `toml:",omitempty"`
 	// Explicitly disable L1 message queue V2 and only query from L1 message queue V1 (before EuclidV2)
 	L1DisableMessageQueueV2 bool `toml:",omitempty"`
 	// Is daSyncingEnabled

rollup/sync_service/sync_service.go

@@ -100,12 +100,17 @@ func NewSyncService(ctx context.Context, genesisConfig *params.ChainConfig, node
 
 	ctx, cancel := context.WithCancel(ctx)
 
+	pollInterval := nodeConfig.L1SyncInterval
+	if pollInterval == 0 {
+		pollInterval = DefaultPollInterval
+	}
+
 	service := SyncService{
 		ctx:                  ctx,
 		cancel:               cancel,
 		client:               client,
 		db:                   db,
-		pollInterval:         DefaultPollInterval,
+		pollInterval:         pollInterval,
 		latestProcessedBlock: latestProcessedBlock,
 	}