add limits

common/testcontainers/testcontainers.go

@@ -167,13 +167,17 @@ func (t *TestcontainerApps) GetPoSL1EndPoint() (string, error) {
 	return contrainer.PortEndpoint(context.Background(), "8545/tcp", "http")
 }
 
-// GetPoSL1Client returns a ethclient by dialing running PoS L1 client
-func (t *TestcontainerApps) GetPoSL1Client() (*ethclient.Client, error) {
+// GetPoSL1Client returns a raw rpc client and an ethclient by dialing the L1 node
+func (t *TestcontainerApps) GetPoSL1Client() (*rpc.Client, *ethclient.Client, error) {
 	endpoint, err := t.GetPoSL1EndPoint()
 	if err != nil {
-		return nil, err
+		return nil, nil, err
 	}
-	return ethclient.Dial(endpoint)
+	rpcClient, err := rpc.Dial(endpoint)
+	if err != nil {
+		return nil, nil, fmt.Errorf("failed to dial L1 rpc endpoint, endpoint: %s, err: %w", endpoint, err)
+	}
+	return rpcClient, ethclient.NewClient(rpcClient), nil
 }
 
 // GetDBEndPoint returns the endpoint of the running postgres container
@@ -219,14 +223,13 @@ func (t *TestcontainerApps) GetGormDBClient() (*gorm.DB, error) {
 	return database.InitDB(dbCfg)
 }
 
-// GetL2GethClient returns a ethclient by dialing running L2Geth
-func (t *TestcontainerApps) GetL2GethClient() (*ethclient.Client, error) {
-
+// GetL2GethClient returns a raw rpc client and an ethclient by dialing the L2 node
+func (t *TestcontainerApps) GetL2GethClient() (*rpc.Client, *ethclient.Client, error) {
 	rpcCli, err := t.GetL2Client()
 	if err != nil {
-		return nil, err
+		return nil, nil, err
 	}
-	return ethclient.NewClient(rpcCli), nil
+	return rpcCli, ethclient.NewClient(rpcCli), nil
 }
 
 // GetL2GethClient returns a rpc client by dialing running L2Geth

common/testcontainers/testcontainers_test.go

@@ -32,7 +32,7 @@ func TestNewTestcontainerApps(t *testing.T) {
 	endpoint, err = testApps.GetL2GethEndPoint()
 	assert.NoError(t, err)
 	assert.NotEmpty(t, endpoint)
-	ethclient, err = testApps.GetL2GethClient()
+	_, ethclient, err = testApps.GetL2GethClient()
 	assert.NoError(t, err)
 	assert.NotNil(t, ethclient)
 
@@ -40,7 +40,7 @@ func TestNewTestcontainerApps(t *testing.T) {
 	endpoint, err = testApps.GetPoSL1EndPoint()
 	assert.NoError(t, err)
 	assert.NotEmpty(t, endpoint)
-	ethclient, err = testApps.GetPoSL1Client()
+	_, ethclient, err = testApps.GetPoSL1Client()
 	assert.NoError(t, err)
 	assert.NotNil(t, ethclient)
 

common/version/version.go

@@ -5,7 +5,7 @@ import (
 	"runtime/debug"
 )
 
-var tag = "v4.7.5"
+var tag = "v4.7.6"
 
 var commit = func() string {
 	if info, ok := debug.ReadBuildInfo(); ok {

rollup/cmd/gas_oracle/app/app.go

@@ -66,12 +66,13 @@ func action(ctx *cli.Context) error {
 	registry := prometheus.DefaultRegisterer
 	observability.Server(ctx, db)
 
-	l1client, err := ethclient.Dial(cfg.L1Config.Endpoint)
+	l1RpcClient, err := rpc.Dial(cfg.L1Config.Endpoint)
 	if err != nil {
-		log.Crit("failed to connect l1 geth", "config file", cfgFile, "error", err)
+		log.Crit("failed to dial raw RPC client to L1 endpoint", "endpoint", cfg.L1Config.Endpoint, "error", err)
 	}
+	l1client := ethclient.NewClient(l1RpcClient)
 
-	l1watcher := watcher.NewL1WatcherClient(ctx.Context, l1client, cfg.L1Config.StartHeight, db, registry)
+	l1watcher := watcher.NewL1WatcherClient(ctx.Context, l1RpcClient, cfg.L1Config.StartHeight, db, registry)
 
 	l1relayer, err := relayer.NewLayer1Relayer(ctx.Context, db, cfg.L1Config.RelayerConfig, relayer.ServiceTypeL1GasOracle, registry)
 	if err != nil {

rollup/go.mod

@@ -10,6 +10,7 @@ require (
 	github.com/aws/aws-sdk-go-v2/service/s3 v1.80.0
 	github.com/consensys/gnark-crypto v0.16.0
 	github.com/crate-crypto/go-kzg-4844 v1.1.0
+	github.com/ethereum/go-ethereum v1.10.26
 	github.com/gin-gonic/gin v1.9.1
 	github.com/go-resty/resty/v2 v2.7.0
 	github.com/holiman/uint256 v1.3.2
@@ -51,7 +52,7 @@ require (
 	github.com/cpuguy83/go-md2man/v2 v2.0.3 // indirect
 	github.com/crate-crypto/go-eth-kzg v1.4.0 // indirect
 	github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc // indirect
-	github.com/deckarep/golang-set v0.0.0-20180603214616-504e848d77ea // indirect
+	github.com/deckarep/golang-set v1.8.0 // indirect
 	github.com/edsrzf/mmap-go v1.0.0 // indirect
 	github.com/ethereum/c-kzg-4844/v2 v2.1.5 // indirect
 	github.com/fjl/memsize v0.0.2 // indirect

rollup/go.sum

@@ -88,13 +88,15 @@ github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSs
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc h1:U9qPSI2PIWSS1VwoXQT9A3Wy9MM3WgvqSxFWenqJduM=
 github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
-github.com/deckarep/golang-set v0.0.0-20180603214616-504e848d77ea h1:j4317fAZh7X6GqbFowYdYdI0L9bwxL07jyPZIdepyZ0=
-github.com/deckarep/golang-set v0.0.0-20180603214616-504e848d77ea/go.mod h1:93vsz/8Wt4joVM7c2AVqh+YRMiUSc14yDtF28KmMOgQ=
+github.com/deckarep/golang-set v1.8.0 h1:sk9/l/KqpunDwP7pSjUg0keiOOLEnOBHzykLrsPppp4=
+github.com/deckarep/golang-set v1.8.0/go.mod h1:5nI87KwE7wgsBU1F4GKAw2Qod7p5kyS383rP6+o6qqo=
 github.com/dgryski/go-sip13 v0.0.0-20181026042036-e10d5fee7954/go.mod h1:vAd38F8PWV+bWy6jNmig1y/TA+kYO4g3RSRF0IAv0no=
 github.com/edsrzf/mmap-go v1.0.0 h1:CEBF7HpRnUCSJgGUb5h1Gm7e3VkmVDrR8lvWVLtrOFw=
 github.com/edsrzf/mmap-go v1.0.0/go.mod h1:YO35OhQPt3KJa3ryjFM5Bs14WD66h8eGKpfaBNrHW5M=
 github.com/ethereum/c-kzg-4844/v2 v2.1.5 h1:aVtoLK5xwJ6c5RiqO8g8ptJ5KU+2Hdquf6G3aXiHh5s=
 github.com/ethereum/c-kzg-4844/v2 v2.1.5/go.mod h1:u59hRTTah4Co6i9fDWtiCjTrblJv0UwsqZKCc0GfgUs=
+github.com/ethereum/go-ethereum v1.10.26 h1:i/7d9RBBwiXCEuyduBQzJw/mKmnvzsN14jqBmytw72s=
+github.com/ethereum/go-ethereum v1.10.26/go.mod h1:EYFyF19u3ezGLD4RqOkLq+ZCXzYbLoNDdZlMt7kyKFg=
 github.com/fjl/memsize v0.0.2 h1:27txuSD9or+NZlnOWdKUxeBzTAUkWCVh+4Gf2dWFOzA=
 github.com/fjl/memsize v0.0.2/go.mod h1:VvhXpOYNQvB+uIk2RvXzuaQtkQJzzIx6lSBe1xv7hi0=
 github.com/frankban/quicktest v1.14.6 h1:7Xjx+VpznH+oBnejlPUj8oUpdxnVs4f8XU8WnHkI4W8=

rollup/internal/config/relayer.go

@@ -109,6 +109,10 @@ type GasOracleConfig struct {
 	L1BaseFeeDefault                   uint64 `json:"l1_base_fee_default"`
 	L1BlobBaseFeeDefault               uint64 `json:"l1_blob_base_fee_default"`
 
+	// Limit values for gas oracle updates
+	L1BaseFeeLimit     uint64 `json:"l1_base_fee_limit"`
+	L1BlobBaseFeeLimit uint64 `json:"l1_blob_base_fee_limit"`
+
 	// L1BlobBaseFeeThreshold the threshold of L1 blob base fee to enter the default gas price mode
 	L1BlobBaseFeeThreshold uint64 `json:"l1_blob_base_fee_threshold"`
 }

rollup/internal/controller/relayer/l1_relayer.go

@@ -173,6 +173,17 @@ func (r *Layer1Relayer) ProcessGasPriceOracle() {
 			} else if err != nil {
 				return
 			}
+			// set limit
+			if baseFee > r.cfg.GasOracleConfig.L1BaseFeeLimit {
+				log.Error("L1 base fee exceed max limit, set to max limit", "baseFee", baseFee, "maxLimit", r.cfg.GasOracleConfig.L1BaseFeeLimit)
+				r.metrics.rollupL1RelayerGasPriceOracleFeeOverLimitTotal.Inc()
+				baseFee = r.cfg.GasOracleConfig.L1BaseFeeLimit
+			}
+			if blobBaseFee > r.cfg.GasOracleConfig.L1BlobBaseFeeLimit {
+				log.Error("L1 blob base fee exceed max limit, set to max limit", "blobBaseFee", blobBaseFee, "maxLimit", r.cfg.GasOracleConfig.L1BlobBaseFeeLimit)
+				r.metrics.rollupL1RelayerGasPriceOracleFeeOverLimitTotal.Inc()
+				blobBaseFee = r.cfg.GasOracleConfig.L1BlobBaseFeeLimit
+			}
 			data, err := r.l1GasOracleABI.Pack("setL1BaseFeeAndBlobBaseFee", new(big.Int).SetUint64(baseFee), new(big.Int).SetUint64(blobBaseFee))
 			if err != nil {
 				log.Error("Failed to pack setL1BaseFeeAndBlobBaseFee", "block.Hash", block.Hash, "block.Height", block.Number, "block.BaseFee", baseFee, "block.BlobBaseFee", blobBaseFee, "err", err)

rollup/internal/controller/relayer/l1_relayer_metrics.go

@@ -8,11 +8,12 @@ import (
 )
 
 type l1RelayerMetrics struct {
-	rollupL1RelayerGasPriceOraclerRunTotal      prometheus.Counter
-	rollupL1RelayerLatestBaseFee                prometheus.Gauge
-	rollupL1RelayerLatestBlobBaseFee            prometheus.Gauge
-	rollupL1UpdateGasOracleConfirmedTotal       prometheus.Counter
-	rollupL1UpdateGasOracleConfirmedFailedTotal prometheus.Counter
+	rollupL1RelayerGasPriceOraclerRunTotal         prometheus.Counter
+	rollupL1RelayerLatestBaseFee                   prometheus.Gauge
+	rollupL1RelayerLatestBlobBaseFee               prometheus.Gauge
+	rollupL1UpdateGasOracleConfirmedTotal          prometheus.Counter
+	rollupL1UpdateGasOracleConfirmedFailedTotal    prometheus.Counter
+	rollupL1RelayerGasPriceOracleFeeOverLimitTotal prometheus.Counter
 }
 
 var (
@@ -43,6 +44,10 @@ func initL1RelayerMetrics(reg prometheus.Registerer) *l1RelayerMetrics {
 				Name: "rollup_layer1_update_gas_oracle_confirmed_failed_total",
 				Help: "The total number of updating layer1 gas oracle confirmed failed",
 			}),
+			rollupL1RelayerGasPriceOracleFeeOverLimitTotal: promauto.With(reg).NewCounter(prometheus.CounterOpts{
+				Name: "rollup_layer1_gas_price_oracle_fee_over_limit_total",
+				Help: "The total number of layer1 gas price oracle fee over limit",
+			}),
 		}
 	})
 	return l1RelayerMetric

rollup/internal/controller/relayer/relayer_test.go

@@ -74,7 +74,7 @@ func setupEnv(t *testing.T) {
 	cfg.L2Config.RelayerConfig.ChainMonitor.BaseURL = "http://localhost:" + svrPort
 
 	// Create l2geth client.
-	l2Cli, err = testApps.GetL2GethClient()
+	_, l2Cli, err = testApps.GetL2GethClient()
 	assert.NoError(t, err)
 
 	templateBlockTrace1, err := os.ReadFile("../../../testdata/blockTrace_02.json")

rollup/internal/controller/sender/estimategas.go

@@ -2,6 +2,7 @@ package sender
 
 import (
 	"errors"
+	"fmt"
 	"math/big"
 
 	"github.com/scroll-tech/go-ethereum"
@@ -118,7 +119,7 @@ func (s *Sender) estimateGasLimit(to *common.Address, data []byte, sidecar *type
 
 	gasLimitWithoutAccessList, err := s.client.EstimateGas(s.ctx, msg)
 	if err != nil {
-		log.Error("estimateGasLimit EstimateGas failure without access list", "error", err)
+		log.Error("estimateGasLimit EstimateGas failure without access list", "error", err, "msg", fmt.Sprintf("%+v", msg))
 		return 0, nil, err
 	}
 

rollup/internal/controller/sender/sender.go

@@ -13,7 +13,7 @@ import (
 	"github.com/holiman/uint256"
 	"github.com/prometheus/client_golang/prometheus"
 	"github.com/scroll-tech/go-ethereum/common"
-	"github.com/scroll-tech/go-ethereum/consensus/misc"
+	"github.com/scroll-tech/go-ethereum/common/hexutil"
 	gethTypes "github.com/scroll-tech/go-ethereum/core/types"
 	"github.com/scroll-tech/go-ethereum/crypto/kzg4844"
 	"github.com/scroll-tech/go-ethereum/ethclient"
@@ -67,7 +67,8 @@ type FeeData struct {
 // Sender Transaction sender to send transaction to l1/l2
 type Sender struct {
 	config            *config.SenderConfig
-	gethClient        *gethclient.Client
+	rpcClient         *rpc.Client         // Raw RPC client
+	gethClient        *gethclient.Client  // Client to use for CreateAccessList
 	client            *ethclient.Client   // The client to retrieve on chain data (read-only)
 	writeClients      []*ethclient.Client // The clients to send transactions to (write operations)
 	transactionSigner *TransactionSigner
@@ -141,6 +142,7 @@ func NewSender(ctx context.Context, config *config.SenderConfig, signerConfig *c
 	sender := &Sender{
 		ctx:                   ctx,
 		config:                config,
+		rpcClient:             rpcClient,
 		gethClient:            gethclient.New(rpcClient),
 		client:                client,
 		writeClients:          writeClients,
@@ -839,10 +841,18 @@ func (s *Sender) getBlockNumberAndTimestampAndBaseFeeAndBlobFee(ctx context.Cont
 		baseFee = header.BaseFee.Uint64()
 	}
 
-	var blobBaseFee uint64
-	if excess := header.ExcessBlobGas; excess != nil {
-		blobBaseFee = misc.CalcBlobFee(*excess).Uint64()
+	// Leave it up to the L1 node to compute the correct blob base fee.
+	// Previously we would compute it locally using `CalcBlobFee`, but
+	// that approach requires syncing any future L1 configuration changes.
+	// Note: The fetched blob base fee might not correspond to the block
+	// that we fetched in the previous step, but this is acceptable.
+	var blobBaseFeeHex hexutil.Big
+	if err := s.rpcClient.CallContext(ctx, &blobBaseFeeHex, "eth_blobBaseFee"); err != nil {
+		return 0, 0, 0, 0, fmt.Errorf("failed to call eth_blobBaseFee, err: %w", err)
 	}
+	// A correct L1 node could not return a value that overflows uint64
+	blobBaseFee := blobBaseFeeHex.ToInt().Uint64()
+
 	// header.Number.Uint64() returns the pendingBlockNumber, so we minus 1 to get the latestBlockNumber.
 	return header.Number.Uint64() - 1, header.Time, baseFee, blobBaseFee, nil
 }

rollup/internal/controller/sender/sender_test.go

@@ -94,7 +94,7 @@ func setupEnv(t *testing.T) {
 	assert.NoError(t, err)
 	assert.NoError(t, migrate.ResetDB(sqlDB))
 
-	l1Client, err := testApps.GetPoSL1Client()
+	_, l1Client, err := testApps.GetPoSL1Client()
 	assert.NoError(t, err)
 
 	chainID, err := l1Client.ChainID(context.Background())

rollup/internal/controller/watcher/l1_watcher.go

@@ -3,13 +3,15 @@ package watcher
 import (
 	"context"
 	"errors"
+	"fmt"
 	"math/big"
 
 	"github.com/prometheus/client_golang/prometheus"
-	"github.com/scroll-tech/go-ethereum/consensus/misc"
+	"github.com/scroll-tech/go-ethereum/common/hexutil"
 	gethTypes "github.com/scroll-tech/go-ethereum/core/types"
 	"github.com/scroll-tech/go-ethereum/ethclient"
 	"github.com/scroll-tech/go-ethereum/log"
+	"github.com/scroll-tech/go-ethereum/rpc"
 	"gorm.io/gorm"
 
 	"scroll-tech/common/types"
@@ -20,7 +22,8 @@ import (
 // L1WatcherClient will listen for smart contract events from Eth L1.
 type L1WatcherClient struct {
 	ctx        context.Context
-	client     *ethclient.Client
+	rpcClient  *rpc.Client       // Raw RPC client
+	client     *ethclient.Client // Go SDK RPC client
 	l1BlockOrm *orm.L1Block
 
 	// The height of the block that the watcher has retrieved header rlp
@@ -30,7 +33,7 @@ type L1WatcherClient struct {
 }
 
 // NewL1WatcherClient returns a new instance of L1WatcherClient.
-func NewL1WatcherClient(ctx context.Context, client *ethclient.Client, startHeight uint64, db *gorm.DB, reg prometheus.Registerer) *L1WatcherClient {
+func NewL1WatcherClient(ctx context.Context, rpcClient *rpc.Client, startHeight uint64, db *gorm.DB, reg prometheus.Registerer) *L1WatcherClient {
 	l1BlockOrm := orm.NewL1Block(db)
 	savedL1BlockHeight, err := l1BlockOrm.GetLatestL1BlockHeight(ctx)
 	if err != nil {
@@ -43,7 +46,8 @@ func NewL1WatcherClient(ctx context.Context, client *ethclient.Client, startHeig
 
 	return &L1WatcherClient{
 		ctx:        ctx,
-		client:     client,
+		rpcClient:  rpcClient,
+		client:     ethclient.NewClient(rpcClient),
 		l1BlockOrm: l1BlockOrm,
 
 		processedBlockHeight: savedL1BlockHeight,
@@ -78,10 +82,17 @@ func (w *L1WatcherClient) FetchBlockHeader(blockHeight uint64) error {
 		baseFee = block.BaseFee.Uint64()
 	}
 
-	var blobBaseFee uint64
-	if excess := block.ExcessBlobGas; excess != nil {
-		blobBaseFee = misc.CalcBlobFee(*excess).Uint64()
+	// Leave it up to the L1 node to compute the correct blob base fee.
+	// Previously we would compute it locally using `CalcBlobFee`, but
+	// that approach requires syncing any future L1 configuration changes.
+	// Note: The fetched blob base fee might not correspond to the block
+	// that we fetched in the previous step, but this is acceptable.
+	var blobBaseFeeHex hexutil.Big
+	if err := w.rpcClient.CallContext(w.ctx, &blobBaseFeeHex, "eth_blobBaseFee"); err != nil {
+		return fmt.Errorf("failed to call eth_blobBaseFee, err: %w", err)
 	}
+	// A correct L1 node could not return a value that overflows uint64
+	blobBaseFee := blobBaseFeeHex.ToInt().Uint64()
 
 	l1Block := orm.L1Block{
 		Number:          blockHeight,

rollup/internal/controller/watcher/l1_watcher_test.go

@@ -21,10 +21,10 @@ import (
 
 func setupL1Watcher(t *testing.T) (*L1WatcherClient, *gorm.DB) {
 	db := setupDB(t)
-	client, err := testApps.GetPoSL1Client()
+	rawClient, _, err := testApps.GetPoSL1Client()
 	assert.NoError(t, err)
 	l1Cfg := cfg.L1Config
-	watcher := NewL1WatcherClient(context.Background(), client, l1Cfg.StartHeight, db, nil)
+	watcher := NewL1WatcherClient(context.Background(), rawClient, l1Cfg.StartHeight, db, nil)
 	return watcher, db
 }
 

rollup/tests/bridge_test.go

@@ -19,6 +19,7 @@ import (
 	"github.com/scroll-tech/go-ethereum/crypto"
 	"github.com/scroll-tech/go-ethereum/ethclient"
 	"github.com/scroll-tech/go-ethereum/log"
+	"github.com/scroll-tech/go-ethereum/rpc"
 	"github.com/stretchr/testify/assert"
 	"gorm.io/gorm"
 
@@ -37,8 +38,9 @@ var (
 	rollupApp *bcmd.MockApp
 
 	// clients
-	l1Client *ethclient.Client
-	l2Client *ethclient.Client
+	l1RawClient *rpc.Client
+	l1Client    *ethclient.Client
+	l2Client    *ethclient.Client
 
 	l1Auth *bind.TransactOpts
 	l2Auth *bind.TransactOpts
@@ -91,9 +93,9 @@ func setupEnv(t *testing.T) {
 	assert.NoError(t, testApps.StartPoSL1Container())
 	rollupApp = bcmd.NewRollupApp(testApps, "../conf/config.json")
 
-	l1Client, err = testApps.GetPoSL1Client()
+	l1RawClient, l1Client, err = testApps.GetPoSL1Client()
 	assert.NoError(t, err)
-	l2Client, err = testApps.GetL2GethClient()
+	_, l2Client, err = testApps.GetL2GethClient()
 	assert.NoError(t, err)
 	l1GethChainID, err = l1Client.ChainID(context.Background())
 	assert.NoError(t, err)

rollup/tests/gas_oracle_test.go

@@ -36,7 +36,7 @@ func testImportL1GasPrice(t *testing.T) {
 	// Create L1Watcher
 	startHeight, err := l1Client.BlockNumber(context.Background())
 	assert.NoError(t, err)
-	l1Watcher := watcher.NewL1WatcherClient(context.Background(), l1Client, startHeight-1, db, nil)
+	l1Watcher := watcher.NewL1WatcherClient(context.Background(), l1RawClient, startHeight-1, db, nil)
 
 	// fetch new blocks
 	number, err := l1Client.BlockNumber(context.Background())
@@ -110,7 +110,7 @@ func testImportDefaultL1GasPriceDueToL1GasPriceSpike(t *testing.T) {
 	// Create L1Watcher
 	startHeight, err := l1Client.BlockNumber(context.Background())
 	assert.NoError(t, err)
-	l1Watcher := watcher.NewL1WatcherClient(context.Background(), l1Client, startHeight-2, db, nil)
+	l1Watcher := watcher.NewL1WatcherClient(context.Background(), l1RawClient, startHeight-2, db, nil)
 
 	// fetch new blocks
 	number, err := l1Client.BlockNumber(context.Background())

tests/integration-test/contracts_test.go

@@ -24,7 +24,7 @@ func testERC20(t *testing.T) {
 	assert.NoError(t, testApps.StartL2GethContainer())
 	time.Sleep(time.Second * 3)
 
-	l2Cli, err := testApps.GetL2GethClient()
+	_, l2Cli, err := testApps.GetL2GethClient()
 	assert.Nil(t, err)
 
 	token, err := erc20.NewERC20Mock(erc20Address, l2Cli)
@@ -63,7 +63,7 @@ func testERC20(t *testing.T) {
 
 func testGreeter(t *testing.T) {
 	assert.NoError(t, testApps.StartL2GethContainer())
-	l2Cli, err := testApps.GetL2GethClient()
+	_, l2Cli, err := testApps.GetL2GethClient()
 	assert.Nil(t, err)
 
 	chainID, err := l2Cli.ChainID(context.Background())

tests/integration-test/integration_test.go

@@ -79,7 +79,7 @@ func testCoordinatorProverInteraction(t *testing.T) {
 	l2BlockOrm := orm.NewL2Block(db)
 
 	// Connect to l2geth client
-	l2Client, err := testApps.GetL2GethClient()
+	_, l2Client, err := testApps.GetL2GethClient()
 	if err != nil {
 		log.Fatalf("Failed to connect to the l2geth client: %v", err)
 	}