finish

.github/workflows/bridge.yml

@@ -5,7 +5,6 @@ on:
     branches:
       - main
       - staging
-      - develop
       - alpha
     paths:
       - 'bridge/**'
@@ -14,7 +13,6 @@ on:
     branches:
       - main
       - staging
-      - develop
       - alpha
     paths:
       - 'bridge/**'

.github/workflows/common.yml

@@ -5,7 +5,6 @@ on:
     branches:
       - main
       - staging
-      - develop
       - alpha
     paths:
       - 'common/**'
@@ -14,7 +13,6 @@ on:
     branches:
       - main
       - staging
-      - develop
       - alpha
     paths:
       - 'common/**'

.github/workflows/contracts.yaml

@@ -2,10 +2,24 @@ name: Contracts
 
 on:
   push:
+    branches:
+      - master
+      - main
+      - prod
+      - release/*
+      - staging
+      - alpha
     paths:
       - 'contracts/**'
       - '.github/workflows/contracts.yaml'
   pull_request:
+    branches:
+      - master
+      - main
+      - prod
+      - release/*
+      - staging
+      - alpha
     paths:
       - 'contracts/**'
       - '.github/workflows/contracts.yaml'
@@ -28,9 +42,6 @@ jobs:
         uses: foundry-rs/foundry-toolchain@v1
         with:
           version: nightly
-      
-      - name: Setup LCOV
-        uses: hrishikesh-kadam/setup-lcov@v1
 
       - name: Install Node.js 14
         uses: actions/setup-node@v2
@@ -67,22 +78,6 @@ jobs:
       - name: Run foundry tests
         run: forge test -vvv
 
-      - name: Run foundry coverage
-        run : forge coverage --report lcov
-
-      - name : Prune coverage
-        run : lcov --remove ./lcov.info -o ./lcov.info.pruned 'src/mocks/*' 'src/test/*' 'scripts/*' 'node_modules/*' 'lib/*'
-
-      - name: Report code coverage
-        uses: zgosalvez/github-actions-report-lcov@v3
-        with:
-          coverage-files: contracts/lcov.info.pruned
-          minimum-coverage: 0
-          artifact-name: code-coverage-report
-          github-token: ${{ secrets.GITHUB_TOKEN }}
-          working-directory: contracts
-          update-comment: true
-
   hardhat:
     runs-on: ubuntu-latest
 

.github/workflows/coordinator.yml

@@ -5,7 +5,6 @@ on:
     branches:
       - main
       - staging
-      - develop
       - alpha
     paths:
       - 'coordinator/**'
@@ -14,7 +13,6 @@ on:
     branches:
       - main
       - staging
-      - develop
       - alpha
     paths:
       - 'coordinator/**'

.github/workflows/database.yml

@@ -5,7 +5,6 @@ on:
     branches:
       - main
       - staging
-      - develop
       - alpha
     paths:
       - 'database/**'
@@ -14,7 +13,6 @@ on:
     branches:
       - main
       - staging
-      - develop
       - alpha
     paths:
       - 'database/**'

.github/workflows/roller.yml

@@ -5,7 +5,6 @@ on:
     branches:
       - main
       - staging
-      - develop
       - alpha
     paths:
       - 'roller/**'
@@ -14,7 +13,6 @@ on:
     branches:
       - main
       - staging
-      - develop
       - alpha
     paths:
       - 'roller/**'

Jenkinsfile

@@ -28,7 +28,7 @@ pipeline {
                 }
                 stage('Check Bridge Compilation') {
                     steps {
-                        sh 'make -C bridge bridge_bins'
+                        sh 'make -C bridge bridge'
                     }
                 }
                 stage('Check Coordinator Compilation') {
@@ -61,29 +61,44 @@ pipeline {
         }
         stage('Parallel Test') {
             parallel{
-                stage('Race test common package') {
+                stage('Test bridge package') {
                     steps {
-                        sh 'go test -v -race -coverprofile=coverage.common.txt -covermode=atomic scroll-tech/common/...'
+                        sh 'go test -v -race -coverprofile=coverage.bridge.txt -covermode=atomic -p 1 scroll-tech/bridge/...'
                     }
                 }
-                stage('Race test bridge package') {
+                stage('Test common package') {
                     steps {
-                        sh 'go test -v -race -coverprofile=coverage.bridge.txt -covermode=atomic scroll-tech/bridge/...'
+                        sh 'go test -v -race -coverprofile=coverage.common.txt -covermode=atomic -p 1 scroll-tech/common/...'
                     }
                 }
-                stage('Race test coordinator package') {
+                stage('Test coordinator package') {
                     steps {
-                        sh 'go test -v -race -coverprofile=coverage.coordinator.txt -covermode=atomic scroll-tech/coordinator/...'
+                        sh 'go test -v -race -coverprofile=coverage.coordinator.txt -covermode=atomic -p 1 scroll-tech/coordinator/...'
                     }
                 }
-                stage('Race test database package') {
+                stage('Test database package') {
                     steps {
-                        sh 'go test -v -race -coverprofile=coverage.db.txt -covermode=atomic scroll-tech/database/...'
+                        sh 'go test -v -race -coverprofile=coverage.db.txt -covermode=atomic -p 1 scroll-tech/database/...'
                     }
                 }
                 stage('Integration test') {
                     steps {
-                        sh 'go test -v -tags="mock_prover mock_verifier" -p 1 scroll-tech/integration-test/...'
+                        sh 'go test -v -race -tags="mock_prover mock_verifier" -coverprofile=coverage.integration.txt -covermode=atomic -p 1 scroll-tech/integration-test/...'
+                    }
+                }
+                stage('Race test bridge package') {
+                    steps {
+                        sh "cd bridge && go test -v -race -coverprofile=coverage.txt -covermode=atomic \$(go list ./... | grep -v 'database\\|common\\|l1\\|l2\\|coordinator')"
+                    }
+                }
+                stage('Race test coordinator package') {
+                    steps {
+                        sh "cd coordinator && go test -v -race -coverprofile=coverage.txt -covermode=atomic \$(go list ./... | grep -v 'database\\|common\\|l1\\|l2\\|coordinator')"
+                    }
+                }
+                stage('Race test database package') {
+                    steps {
+                        sh "cd database && go test -v -race -coverprofile=coverage.txt -covermode=atomic \$(go list ./... | grep -v 'database\\|common\\|l1\\|l2\\|coordinator')"
                     }
                 }
             }

Makefile

@@ -16,11 +16,11 @@ lint: ## The code's format and security checks.
 
 update: ## update dependencies
 	go work sync
-	cd $(PWD)/bridge/ && go get -u github.com/scroll-tech/go-ethereum@scroll && go mod tidy
-	cd $(PWD)/common/ && go get -u github.com/scroll-tech/go-ethereum@scroll && go mod tidy
-	cd $(PWD)/coordinator/ && go get -u github.com/scroll-tech/go-ethereum@scroll && go mod tidy
-	cd $(PWD)/database/ && go get -u github.com/scroll-tech/go-ethereum@scroll && go mod tidy
-	cd $(PWD)/roller/ && go get -u github.com/scroll-tech/go-ethereum@scroll && go mod tidy
+	cd $(PWD)/bridge/ && go get -u github.com/scroll-tech/go-ethereum@staging && go mod tidy
+	cd $(PWD)/common/ && go get -u github.com/scroll-tech/go-ethereum@staging && go mod tidy
+	cd $(PWD)/coordinator/ && go get -u github.com/scroll-tech/go-ethereum@staging && go mod tidy
+	cd $(PWD)/database/ && go get -u github.com/scroll-tech/go-ethereum@staging && go mod tidy
+	cd $(PWD)/roller/ && go get -u github.com/scroll-tech/go-ethereum@staging && go mod tidy
 	goimports -local $(PWD)/bridge/ -w .
 	goimports -local $(PWD)/common/ -w .
 	goimports -local $(PWD)/coordinator/ -w .

bridge/Makefile

@@ -8,23 +8,8 @@ mock_abi:
 	go run github.com/scroll-tech/go-ethereum/cmd/abigen --sol mock_bridge/MockBridgeL1.sol --pkg mock_bridge --out mock_bridge/MockBridgeL1.go
 	go run github.com/scroll-tech/go-ethereum/cmd/abigen --sol mock_bridge/MockBridgeL2.sol --pkg mock_bridge --out mock_bridge/MockBridgeL2.go
 
-bridge_bins: ## Builds the Bridge bins.
-	go build -o $(PWD)/build/bin/event_watcher ./cmd/event_watcher/
-	go build -o $(PWD)/build/bin/gas_oracle ./cmd/gas_oracle/
-	go build -o $(PWD)/build/bin/message_relayer ./cmd/msg_relayer/
-	go build -o $(PWD)/build/bin/rollup_relayer ./cmd/rollup_relayer/
-
-event_watcher: ## Builds the event_watcher bin
-	go build -o $(PWD)/build/bin/event_watcher ./cmd/event_watcher/
-
-gas_oracle: ## Builds the gas_oracle bin
-	go build -o $(PWD)/build/bin/gas_oracle ./cmd/gas_oracle/
-
-message_relayer: ## Builds the message_relayer bin
-	go build -o $(PWD)/build/bin/message_relayer ./cmd/msg_relayer/
-
-rollup_relayer: ## Builds the rollup_relayer bin
-	go build -o $(PWD)/build/bin/rollup_relayer ./cmd/rollup_relayer/
+bridge: ## Builds the Bridge instance.
+	go build -o $(PWD)/build/bin/bridge ./cmd
 
 test:
 	go test -v -race -coverprofile=coverage.txt -covermode=atomic -p 1 $(PWD)/...
@@ -35,14 +20,8 @@ lint: ## Lint the files - used for CI
 clean: ## Empty out the bin folder
 	@rm -rf build/bin
 
-docker_push:
-	docker docker push scrolltech/gas-oracle:${IMAGE_VERSION}
-	docker docker push scrolltech/event-watcher:${IMAGE_VERSION}
-	docker docker push scrolltech/rollup-relayer:${IMAGE_VERSION}
-	docker docker push scrolltech/msg-relayer:${IMAGE_VERSION}
-
 docker:
-	DOCKER_BUILDKIT=1 docker build -t scrolltech/gas-oracle:${IMAGE_VERSION} ${REPO_ROOT_DIR}/ -f ${REPO_ROOT_DIR}/build/dockerfiles/gas_oracle.Dockerfile
-	DOCKER_BUILDKIT=1 docker build -t scrolltech/event-watcher:${IMAGE_VERSION} ${REPO_ROOT_DIR}/ -f ${REPO_ROOT_DIR}/build/dockerfiles/event_watcher.Dockerfile
-	DOCKER_BUILDKIT=1 docker build -t scrolltech/rollup-relayer:${IMAGE_VERSION} ${REPO_ROOT_DIR}/ -f ${REPO_ROOT_DIR}/build/dockerfiles/rollup_relayer.Dockerfile
-	DOCKER_BUILDKIT=1 docker build -t scrolltech/msg-relayer:${IMAGE_VERSION} ${REPO_ROOT_DIR}/ -f ${REPO_ROOT_DIR}/build/dockerfiles/msg_relayer.Dockerfile
+	DOCKER_BUILDKIT=1 docker build -t scrolltech/${IMAGE_NAME}:${IMAGE_VERSION} ${REPO_ROOT_DIR}/ -f ${REPO_ROOT_DIR}/build/dockerfiles/bridge.Dockerfile
+
+docker_push:
+	docker push scrolltech/${IMAGE_NAME}:${IMAGE_VERSION}

bridge/cmd/app/app.go

@@ -0,0 +1,130 @@
+package app
+
+import (
+	"context"
+	"fmt"
+	"os"
+	"os/signal"
+
+	"github.com/scroll-tech/go-ethereum/log"
+	"github.com/urfave/cli/v2"
+
+	"scroll-tech/database"
+
+	"scroll-tech/common/metrics"
+	"scroll-tech/common/utils"
+	"scroll-tech/common/version"
+
+	"scroll-tech/bridge/config"
+	"scroll-tech/bridge/l1"
+	"scroll-tech/bridge/l2"
+)
+
+var (
+	app *cli.App
+)
+
+func init() {
+	// Set up Bridge app info.
+	app = cli.NewApp()
+
+	app.Action = action
+	app.Name = "bridge"
+	app.Usage = "The Scroll Bridge"
+	app.Version = version.Version
+	app.Flags = append(app.Flags, utils.CommonFlags...)
+	app.Flags = append(app.Flags, apiFlags...)
+
+	app.Before = func(ctx *cli.Context) error {
+		return utils.LogSetup(ctx)
+	}
+
+	// Register `bridge-test` app for integration-test.
+	utils.RegisterSimulation(app, "bridge-test")
+}
+
+func action(ctx *cli.Context) error {
+	// Load config file.
+	cfgFile := ctx.String(utils.ConfigFileFlag.Name)
+	cfg, err := config.NewConfig(cfgFile)
+	if err != nil {
+		log.Crit("failed to load config file", "config file", cfgFile, "error", err)
+	}
+
+	// Start metrics server.
+	metrics.Serve(context.Background(), ctx)
+
+	// Init db connection.
+	var ormFactory database.OrmFactory
+	if ormFactory, err = database.NewOrmFactory(cfg.DBConfig); err != nil {
+		log.Crit("failed to init db connection", "err", err)
+	}
+
+	var (
+		l1Backend *l1.Backend
+		l2Backend *l2.Backend
+	)
+	// @todo change nil to actual client after https://scroll-tech/bridge/pull/40 merged
+	l1Backend, err = l1.New(ctx.Context, cfg.L1Config, ormFactory)
+	if err != nil {
+		return err
+	}
+	l2Backend, err = l2.New(ctx.Context, cfg.L2Config, ormFactory)
+	if err != nil {
+		return err
+	}
+	defer func() {
+		l1Backend.Stop()
+		l2Backend.Stop()
+		err = ormFactory.Close()
+		if err != nil {
+			log.Error("can not close ormFactory", "error", err)
+		}
+	}()
+
+	// Start all modules.
+	if err = l1Backend.Start(); err != nil {
+		log.Crit("couldn't start l1 backend", "error", err)
+	}
+	if err = l2Backend.Start(); err != nil {
+		log.Crit("couldn't start l2 backend", "error", err)
+	}
+
+	// Register api and start rpc service.
+	if ctx.Bool(httpEnabledFlag.Name) {
+		handler, addr, err := utils.StartHTTPEndpoint(
+			fmt.Sprintf(
+				"%s:%d",
+				ctx.String(httpListenAddrFlag.Name),
+				ctx.Int(httpPortFlag.Name)),
+			l2Backend.APIs())
+		if err != nil {
+			log.Crit("Could not start RPC api", "error", err)
+		}
+		defer func() {
+			_ = handler.Shutdown(ctx.Context)
+			log.Info("HTTP endpoint closed", "url", fmt.Sprintf("http://%v/", addr))
+		}()
+		log.Info("HTTP endpoint opened", "url", fmt.Sprintf("http://%v/", addr))
+	}
+
+	log.Info("Start bridge successfully")
+
+	// Catch CTRL-C to ensure a graceful shutdown.
+	interrupt := make(chan os.Signal, 1)
+	signal.Notify(interrupt, os.Interrupt)
+
+	// Wait until the interrupt signal is received from an OS signal.
+	<-interrupt
+
+	return nil
+}
+
+// Run run bridge cmd instance.
+func Run() {
+	// Run the bridge.
+	if err := app.Run(os.Args); err != nil {
+		_, _ = fmt.Fprintln(os.Stderr, err)
+		os.Exit(1)
+	}
+}

bridge/cmd/app/app_test.go

@@ -0,0 +1,19 @@
+package app
+
+import (
+	"fmt"
+	"testing"
+	"time"
+
+	"scroll-tech/common/cmd"
+	"scroll-tech/common/version"
+)
+
+func TestRunBridge(t *testing.T) {
+	bridge := cmd.NewCmd(t, "bridge-test", "--version")
+	defer bridge.WaitExit()
+
+	// wait result
+	bridge.ExpectWithTimeout(true, time.Second*3, fmt.Sprintf("bridge version %s", version.Version))
+	bridge.RunApp(nil)
+}

bridge/cmd/app/flags.go

@@ -0,0 +1,31 @@
+package app
+
+import (
+	"github.com/urfave/cli/v2"
+)
+
+var (
+	apiFlags = []cli.Flag{
+		&httpEnabledFlag,
+		&httpListenAddrFlag,
+		&httpPortFlag,
+	}
+	// httpEnabledFlag enable rpc server.
+	httpEnabledFlag = cli.BoolFlag{
+		Name:  "http",
+		Usage: "Enable the HTTP-RPC server",
+		Value: false,
+	}
+	// httpListenAddrFlag set the http address.
+	httpListenAddrFlag = cli.StringFlag{
+		Name:  "http.addr",
+		Usage: "HTTP-RPC server listening interface",
+		Value: "localhost",
+	}
+	// httpPortFlag set http.port.
+	httpPortFlag = cli.IntFlag{
+		Name:  "http.port",
+		Usage: "HTTP-RPC server listening port",
+		Value: 8290,
+	}
+)

bridge/cmd/event_watcher/app/app.go

@@ -1,114 +0,0 @@
-package app
-
-import (
-	"context"
-	"fmt"
-	"os"
-	"os/signal"
-	"time"
-
-	"github.com/scroll-tech/go-ethereum/ethclient"
-	"github.com/scroll-tech/go-ethereum/log"
-	"github.com/urfave/cli/v2"
-
-	"scroll-tech/database"
-
-	"scroll-tech/common/metrics"
-	"scroll-tech/common/version"
-
-	"scroll-tech/bridge/config"
-	"scroll-tech/bridge/watcher"
-
-	cutils "scroll-tech/common/utils"
-)
-
-var (
-	app *cli.App
-)
-
-func init() {
-	// Set up event-watcher app info.
-	app = cli.NewApp()
-
-	app.Action = action
-	app.Name = "event-watcher"
-	app.Usage = "The Scroll Event Watcher"
-	app.Version = version.Version
-	app.Flags = append(app.Flags, cutils.CommonFlags...)
-	app.Commands = []*cli.Command{}
-
-	app.Before = func(ctx *cli.Context) error {
-		return cutils.LogSetup(ctx)
-	}
-
-	// Register `event-watcher-test` app for integration-test.
-	cutils.RegisterSimulation(app, "event-watcher-test")
-}
-
-func action(ctx *cli.Context) error {
-	// Load config file.
-	cfgFile := ctx.String(cutils.ConfigFileFlag.Name)
-	cfg, err := config.NewConfig(cfgFile)
-	if err != nil {
-		log.Crit("failed to load config file", "config file", cfgFile, "error", err)
-	}
-
-	subCtx, cancel := context.WithCancel(ctx.Context)
-	// Init db connection
-	var ormFactory database.OrmFactory
-	if ormFactory, err = database.NewOrmFactory(cfg.DBConfig); err != nil {
-		log.Crit("failed to init db connection", "err", err)
-	}
-
-	defer func() {
-		cancel()
-		err = ormFactory.Close()
-		if err != nil {
-			log.Error("can not close ormFactory", "error", err)
-		}
-	}()
-
-	// Start metrics server.
-	metrics.Serve(subCtx, ctx)
-	l1client, err := ethclient.Dial(cfg.L1Config.Endpoint)
-	if err != nil {
-		log.Error("failed to connect l1 geth", "config file", cfgFile, "error", err)
-		return err
-	}
-
-	l2client, err := ethclient.Dial(cfg.L2Config.Endpoint)
-	if err != nil {
-		log.Error("failed to connect l2 geth", "config file", cfgFile, "error", err)
-		return err
-	}
-	l1watcher := watcher.NewL1WatcherClient(ctx.Context, l1client, cfg.L1Config.StartHeight, cfg.L1Config.Confirmations, cfg.L1Config.L1MessengerAddress, cfg.L1Config.L1MessageQueueAddress, cfg.L1Config.ScrollChainContractAddress, ormFactory)
-	l2watcher := watcher.NewL2WatcherClient(ctx.Context, l2client, cfg.L2Config.Confirmations, cfg.L2Config.L2MessengerAddress, cfg.L2Config.L2MessageQueueAddress, cfg.L2Config.WithdrawTrieRootSlot, ormFactory)
-
-	go cutils.Loop(subCtx, 10*time.Second, func() {
-		if loopErr := l1watcher.FetchContractEvent(); loopErr != nil {
-			log.Error("Failed to fetch bridge contract", "err", loopErr)
-		}
-	})
-
-	// Start l2 watcher process
-	go cutils.Loop(subCtx, 2*time.Second, l2watcher.FetchContractEvent)
-	// Finish start all l2 functions
-	log.Info("Start event-watcher successfully")
-
-	// Catch CTRL-C to ensure a graceful shutdown.
-	interrupt := make(chan os.Signal, 1)
-	signal.Notify(interrupt, os.Interrupt)
-
-	// Wait until the interrupt signal is received from an OS signal.
-	<-interrupt
-
-	return nil
-}
-
-// Run event watcher cmd instance.
-func Run() {
-	if err := app.Run(os.Args); err != nil {
-		_, _ = fmt.Fprintln(os.Stderr, err)
-		os.Exit(1)
-	}
-}

bridge/cmd/event_watcher/main.go

@@ -1,7 +0,0 @@
-package main
-
-import "scroll-tech/bridge/cmd/event_watcher/app"
-
-func main() {
-	app.Run()
-}

bridge/cmd/gas_oracle/app/app.go

@@ -1,136 +0,0 @@
-package app
-
-import (
-	"context"
-	"fmt"
-	"os"
-	"os/signal"
-	"time"
-
-	"github.com/scroll-tech/go-ethereum/ethclient"
-	"github.com/scroll-tech/go-ethereum/log"
-	"github.com/urfave/cli/v2"
-
-	"scroll-tech/database"
-
-	"scroll-tech/common/metrics"
-	"scroll-tech/common/version"
-
-	"scroll-tech/bridge/config"
-	"scroll-tech/bridge/relayer"
-	"scroll-tech/bridge/utils"
-	"scroll-tech/bridge/watcher"
-
-	cutils "scroll-tech/common/utils"
-)
-
-var (
-	app *cli.App
-)
-
-func init() {
-	// Set up gas-oracle app info.
-	app = cli.NewApp()
-
-	app.Action = action
-	app.Name = "gas-oracle"
-	app.Usage = "The Scroll Gas Oracle"
-	app.Description = "Scroll Gas Oracle."
-	app.Version = version.Version
-	app.Flags = append(app.Flags, cutils.CommonFlags...)
-	app.Commands = []*cli.Command{}
-
-	app.Before = func(ctx *cli.Context) error {
-		return cutils.LogSetup(ctx)
-	}
-
-	// Register `gas-oracle-test` app for integration-test.
-	cutils.RegisterSimulation(app, "gas-oracle-test")
-}
-
-func action(ctx *cli.Context) error {
-	// Load config file.
-	cfgFile := ctx.String(cutils.ConfigFileFlag.Name)
-	cfg, err := config.NewConfig(cfgFile)
-	if err != nil {
-		log.Crit("failed to load config file", "config file", cfgFile, "error", err)
-	}
-	subCtx, cancel := context.WithCancel(ctx.Context)
-	// Init db connection
-	var ormFactory database.OrmFactory
-	if ormFactory, err = database.NewOrmFactory(cfg.DBConfig); err != nil {
-		log.Crit("failed to init db connection", "err", err)
-	}
-
-	defer func() {
-		cancel()
-		err = ormFactory.Close()
-		if err != nil {
-			log.Error("can not close ormFactory", "error", err)
-		}
-	}()
-	// Start metrics server.
-	metrics.Serve(subCtx, ctx)
-
-	l1client, err := ethclient.Dial(cfg.L1Config.Endpoint)
-	if err != nil {
-		log.Error("failed to connect l1 geth", "config file", cfgFile, "error", err)
-		return err
-	}
-
-	// Init l2geth connection
-	l2client, err := ethclient.Dial(cfg.L2Config.Endpoint)
-	if err != nil {
-		log.Error("failed to connect l2 geth", "config file", cfgFile, "error", err)
-		return err
-	}
-
-	l1watcher := watcher.NewL1WatcherClient(ctx.Context, l1client, cfg.L1Config.StartHeight, cfg.L1Config.Confirmations, cfg.L1Config.L1MessengerAddress, cfg.L1Config.L1MessageQueueAddress, cfg.L1Config.ScrollChainContractAddress, ormFactory)
-
-	l1relayer, err := relayer.NewLayer1Relayer(ctx.Context, ormFactory, cfg.L1Config.RelayerConfig)
-	if err != nil {
-		log.Error("failed to create new l1 relayer", "config file", cfgFile, "error", err)
-		return err
-	}
-	l2relayer, err := relayer.NewLayer2Relayer(ctx.Context, l2client, ormFactory, cfg.L2Config.RelayerConfig)
-	if err != nil {
-		log.Error("failed to create new l2 relayer", "config file", cfgFile, "error", err)
-		return err
-	}
-	// Start l1 watcher process
-	go cutils.LoopWithContext(subCtx, 10*time.Second, func(ctx context.Context) {
-		number, loopErr := utils.GetLatestConfirmedBlockNumber(ctx, l1client, cfg.L1Config.Confirmations)
-		if loopErr != nil {
-			log.Error("failed to get block number", "err", loopErr)
-			return
-		}
-
-		if loopErr = l1watcher.FetchBlockHeader(number); loopErr != nil {
-			log.Error("Failed to fetch L1 block header", "lastest", number, "err", loopErr)
-		}
-	})
-
-	// Start l1relayer process
-	go cutils.Loop(subCtx, 10*time.Second, l1relayer.ProcessGasPriceOracle)
-	go cutils.Loop(subCtx, 2*time.Second, l2relayer.ProcessGasPriceOracle)
-
-	// Finish start all message relayer functions
-	log.Info("Start gas-oracle successfully")
-
-	// Catch CTRL-C to ensure a graceful shutdown.
-	interrupt := make(chan os.Signal, 1)
-	signal.Notify(interrupt, os.Interrupt)
-
-	// Wait until the interrupt signal is received from an OS signal.
-	<-interrupt
-
-	return nil
-}
-
-// Run message_relayer cmd instance.
-func Run() {
-	if err := app.Run(os.Args); err != nil {
-		_, _ = fmt.Fprintln(os.Stderr, err)
-		os.Exit(1)
-	}
-}

bridge/cmd/gas_oracle/main.go

@@ -1,7 +0,0 @@
-package main
-
-import "scroll-tech/bridge/cmd/gas_oracle/app"
-
-func main() {
-	app.Run()
-}

bridge/cmd/main.go

@@ -0,0 +1,7 @@
+package main
+
+import "scroll-tech/bridge/cmd/app"
+
+func main() {
+	app.Run()
+}

bridge/cmd/msg_relayer/app/app.go

@@ -1,118 +0,0 @@
-package app
-
-import (
-	"context"
-	"fmt"
-	"os"
-	"os/signal"
-	"time"
-
-	"github.com/scroll-tech/go-ethereum/ethclient"
-	"github.com/scroll-tech/go-ethereum/log"
-	"github.com/urfave/cli/v2"
-
-	"scroll-tech/database"
-
-	"scroll-tech/common/metrics"
-	"scroll-tech/common/version"
-
-	"scroll-tech/bridge/config"
-	"scroll-tech/bridge/relayer"
-
-	cutils "scroll-tech/common/utils"
-)
-
-var (
-	app *cli.App
-)
-
-func init() {
-	// Set up message-relayer app info.
-	app = cli.NewApp()
-
-	app.Action = action
-	app.Name = "message-relayer"
-	app.Usage = "The Scroll Message Relayer"
-	app.Description = "Message Relayer contains two main service: 1) relay l1 message to l2. 2) relay l2 message to l1."
-	app.Version = version.Version
-	app.Flags = append(app.Flags, cutils.CommonFlags...)
-	app.Commands = []*cli.Command{}
-
-	app.Before = func(ctx *cli.Context) error {
-		return cutils.LogSetup(ctx)
-	}
-
-	// Register `message-relayer-test` app for integration-test.
-	cutils.RegisterSimulation(app, "message-relayer-test")
-}
-
-func action(ctx *cli.Context) error {
-	// Load config file.
-	cfgFile := ctx.String(cutils.ConfigFileFlag.Name)
-	cfg, err := config.NewConfig(cfgFile)
-	if err != nil {
-		log.Crit("failed to load config file", "config file", cfgFile, "error", err)
-	}
-	subCtx, cancel := context.WithCancel(ctx.Context)
-
-	// Init db connection
-	var ormFactory database.OrmFactory
-	if ormFactory, err = database.NewOrmFactory(cfg.DBConfig); err != nil {
-		log.Crit("failed to init db connection", "err", err)
-	}
-
-	defer func() {
-		cancel()
-		err = ormFactory.Close()
-		if err != nil {
-			log.Error("can not close ormFactory", "error", err)
-		}
-	}()
-
-	// Start metrics server.
-	metrics.Serve(subCtx, ctx)
-
-	// Init l2geth connection
-	l2client, err := ethclient.Dial(cfg.L2Config.Endpoint)
-	if err != nil {
-		log.Error("failed to connect l2 geth", "config file", cfgFile, "error", err)
-		return err
-	}
-
-	l1relayer, err := relayer.NewLayer1Relayer(ctx.Context, ormFactory, cfg.L1Config.RelayerConfig)
-	if err != nil {
-		log.Error("failed to create new l1 relayer", "config file", cfgFile, "error", err)
-		return err
-	}
-	l2relayer, err := relayer.NewLayer2Relayer(ctx.Context, l2client, ormFactory, cfg.L2Config.RelayerConfig)
-	if err != nil {
-		log.Error("failed to create new l2 relayer", "config file", cfgFile, "error", err)
-		return err
-	}
-
-	// Start l1relayer process
-	go cutils.Loop(subCtx, 10*time.Second, l1relayer.ProcessSavedEvents)
-
-	// Start l2relayer process
-	go cutils.Loop(subCtx, 2*time.Second, l2relayer.ProcessSavedEvents)
-
-	// Finish start all message relayer functions
-	log.Info("Start message-relayer successfully")
-
-	// Catch CTRL-C to ensure a graceful shutdown.
-	interrupt := make(chan os.Signal, 1)
-	signal.Notify(interrupt, os.Interrupt)
-
-	// Wait until the interrupt signal is received from an OS signal.
-	<-interrupt
-
-	return nil
-}
-
-// Run message_relayer cmd instance.
-func Run() {
-	if err := app.Run(os.Args); err != nil {
-		_, _ = fmt.Fprintln(os.Stderr, err)
-		os.Exit(1)
-	}
-}

bridge/cmd/msg_relayer/main.go

@@ -1,7 +0,0 @@
-package main
-
-import "scroll-tech/bridge/cmd/msg_relayer/app"
-
-func main() {
-	app.Run()
-}

bridge/cmd/rollup_relayer/app/app.go

@@ -1,133 +0,0 @@
-package app
-
-import (
-	"context"
-	"fmt"
-	"os"
-	"os/signal"
-	"time"
-
-	"github.com/scroll-tech/go-ethereum/ethclient"
-	"github.com/scroll-tech/go-ethereum/log"
-	"github.com/urfave/cli/v2"
-
-	"scroll-tech/database"
-
-	"scroll-tech/common/metrics"
-	"scroll-tech/common/version"
-
-	"scroll-tech/bridge/config"
-	"scroll-tech/bridge/relayer"
-	"scroll-tech/bridge/utils"
-	"scroll-tech/bridge/watcher"
-
-	cutils "scroll-tech/common/utils"
-)
-
-var (
-	app *cli.App
-)
-
-func init() {
-	// Set up rollup-relayer app info.
-	app = cli.NewApp()
-
-	app.Action = action
-	app.Name = "rollup-relayer"
-	app.Usage = "The Scroll Rollup Relayer"
-	app.Version = version.Version
-	app.Flags = append(app.Flags, cutils.CommonFlags...)
-	app.Commands = []*cli.Command{}
-
-	app.Before = func(ctx *cli.Context) error {
-		return cutils.LogSetup(ctx)
-	}
-	// Register `rollup-relayer-test` app for integration-test.
-	cutils.RegisterSimulation(app, "rollup-relayer-test")
-}
-
-func action(ctx *cli.Context) error {
-	// Load config file.
-	cfgFile := ctx.String(cutils.ConfigFileFlag.Name)
-	cfg, err := config.NewConfig(cfgFile)
-	if err != nil {
-		log.Crit("failed to load config file", "config file", cfgFile, "error", err)
-	}
-
-	subCtx, cancel := context.WithCancel(ctx.Context)
-
-	// init db connection
-	var ormFactory database.OrmFactory
-	if ormFactory, err = database.NewOrmFactory(cfg.DBConfig); err != nil {
-		log.Crit("failed to init db connection", "err", err)
-	}
-	defer func() {
-		cancel()
-		err = ormFactory.Close()
-		if err != nil {
-			log.Error("can not close ormFactory", "error", err)
-		}
-	}()
-
-	// Start metrics server.
-	metrics.Serve(subCtx, ctx)
-
-	// Init l2geth connection
-	l2client, err := ethclient.Dial(cfg.L2Config.Endpoint)
-	if err != nil {
-		log.Error("failed to connect l2 geth", "config file", cfgFile, "error", err)
-		return err
-	}
-
-	l2relayer, err := relayer.NewLayer2Relayer(ctx.Context, l2client, ormFactory, cfg.L2Config.RelayerConfig)
-	if err != nil {
-		log.Error("failed to create l2 relayer", "config file", cfgFile, "error", err)
-		return err
-	}
-
-	batchProposer := watcher.NewBatchProposer(subCtx, cfg.L2Config.BatchProposerConfig, l2relayer, ormFactory)
-	if err != nil {
-		log.Error("failed to create batchProposer", "config file", cfgFile, "error", err)
-		return err
-	}
-
-	l2watcher := watcher.NewL2WatcherClient(subCtx, l2client, cfg.L2Config.Confirmations, cfg.L2Config.L2MessengerAddress, cfg.L2Config.L2MessageQueueAddress, cfg.L2Config.WithdrawTrieRootSlot, ormFactory)
-
-	// Watcher loop to fetch missing blocks
-	go cutils.LoopWithContext(subCtx, 2*time.Second, func(ctx context.Context) {
-		number, loopErr := utils.GetLatestConfirmedBlockNumber(ctx, l2client, cfg.L2Config.Confirmations)
-		if loopErr != nil {
-			log.Error("failed to get block number", "err", loopErr)
-			return
-		}
-		l2watcher.TryFetchRunningMissingBlocks(ctx, number)
-	})
-
-	// Batch proposer loop
-	go cutils.Loop(subCtx, 2*time.Second, func() {
-		batchProposer.TryProposeBatch()
-		batchProposer.TryCommitBatches()
-	})
-
-	go cutils.Loop(subCtx, 2*time.Second, l2relayer.ProcessCommittedBatches)
-
-	// Finish start all rollup relayer functions.
-	log.Info("Start rollup-relayer successfully")
-
-	// Catch CTRL-C to ensure a graceful shutdown.
-	interrupt := make(chan os.Signal, 1)
-	signal.Notify(interrupt, os.Interrupt)
-
-	// Wait until the interrupt signal is received from an OS signal.
-	<-interrupt
-
-	return nil
-}
-
-// Run rollup relayer cmd instance.
-func Run() {
-	if err := app.Run(os.Args); err != nil {
-		_, _ = fmt.Fprintln(os.Stderr, err)
-		os.Exit(1)
-	}
-}

bridge/cmd/rollup_relayer/main.go

@@ -1,7 +0,0 @@
-package main
-
-import "scroll-tech/bridge/cmd/rollup_relayer/app"
-
-func main() {
-	app.Run()
-}

bridge/config.json

@@ -12,7 +12,6 @@
       "sender_config": {
         "endpoint": "/var/lib/jenkins/workspace/SequencerPipeline/MyPrivateNetwork/geth.ipc",
         "check_pending_time": 2,
-        "check_balance_time": 100,
         "escalate_blocks": 100,
         "confirmations": "0x1",
         "escalate_multiple_num": 11,
@@ -25,7 +24,6 @@
         "min_gas_price": 0,
         "gas_price_diff": 50000
       },
-      "finalize_batch_interval_sec": 0,
       "message_sender_private_keys": [
         "1212121212121212121212121212121212121212121212121212121212121212"
       ],
@@ -46,7 +44,6 @@
       "sender_config": {
         "endpoint": "https://goerli.infura.io/v3/9aa3d95b3bc440fa88ea12eaa4456161",
         "check_pending_time": 10,
-        "check_balance_time": 100,
         "escalate_blocks": 100,
         "confirmations": "0x6",
         "escalate_multiple_num": 11,
@@ -59,7 +56,6 @@
         "min_gas_price": 0,
         "gas_price_diff": 50000
       },
-      "finalize_batch_interval_sec": 0,
       "message_sender_private_keys": [
         "1212121212121212121212121212121212121212121212121212121212121212"
       ],

bridge/config/l2_config.go

@@ -18,8 +18,6 @@ type L2Config struct {
 	L2MessengerAddress common.Address `json:"l2_messenger_address"`
 	// The L2MessageQueue contract address deployed on layer 2 chain.
 	L2MessageQueueAddress common.Address `json:"l2_message_queue_address"`
-	// The WithdrawTrieRootSlot in L2MessageQueue contract.
-	WithdrawTrieRootSlot common.Hash `json:"withdraw_trie_root_slot,omitempty"`
 	// The relayer config
 	RelayerConfig *RelayerConfig `json:"relayer_config"`
 	// The batch_proposer config
@@ -42,8 +40,6 @@ type BatchProposerConfig struct {
 	BatchBlocksLimit uint64 `json:"batch_blocks_limit"`
 	// Commit tx calldata size limit in bytes, target to cap the gas use of commit tx at 2M gas
 	CommitTxCalldataSizeLimit uint64 `json:"commit_tx_calldata_size_limit"`
-	// Commit tx calldata min size limit in bytes
-	CommitTxCalldataMinSize uint64 `json:"commit_tx_calldata_min_size,omitempty"`
 	// The public input hash config
 	PublicInputConfig *types.PublicInputHashConfig `json:"public_input_config"`
 }

bridge/config/relayer_config.go

@@ -31,8 +31,6 @@ type SenderConfig struct {
 	TxType string `json:"tx_type"`
 	// The min balance set for check and set balance for sender's accounts.
 	MinBalance *big.Int `json:"min_balance,omitempty"`
-	// The interval (in seconds) to check balance and top up sender's accounts
-	CheckBalanceTime uint64 `json:"check_balance_time"`
 }
 
 // RelayerConfig loads relayer configuration items.
@@ -49,10 +47,6 @@ type RelayerConfig struct {
 	SenderConfig *SenderConfig `json:"sender_config"`
 	// gas oracle config
 	GasOracleConfig *GasOracleConfig `json:"gas_oracle_config"`
-	// The interval in which we send finalize batch transactions.
-	FinalizeBatchIntervalSec uint64 `json:"finalize_batch_interval_sec"`
-	// MessageRelayMinGasLimit to avoid OutOfGas error
-	MessageRelayMinGasLimit uint64 `json:"message_relay_min_gas_limit,omitempty"`
 	// The private key of the relayer
 	MessageSenderPrivateKeys   []*ecdsa.PrivateKey `json:"-"`
 	GasOracleSenderPrivateKeys []*ecdsa.PrivateKey `json:"-"`

bridge/go.mod

@@ -4,8 +4,8 @@ go 1.18
 
 require (
 	github.com/orcaman/concurrent-map v1.0.0
-	github.com/scroll-tech/go-ethereum v1.10.14-0.20230321020420-127af384ed04
-	github.com/stretchr/testify v1.8.2
+	github.com/scroll-tech/go-ethereum v1.10.14-0.20230220082843-ec9254b0b1c6
+	github.com/stretchr/testify v1.8.0
 	github.com/urfave/cli/v2 v2.17.2-0.20221006022127-8f469abc00aa
 	golang.org/x/sync v0.1.0
 	modernc.org/mathutil v1.4.1
@@ -16,27 +16,26 @@ require (
 	github.com/cpuguy83/go-md2man/v2 v2.0.2 // indirect
 	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/deckarep/golang-set v1.8.0 // indirect
-	github.com/ethereum/go-ethereum v1.11.4 // indirect
+	github.com/ethereum/go-ethereum v1.11.1 // indirect
 	github.com/go-ole/go-ole v1.2.6 // indirect
 	github.com/go-stack/stack v1.8.1 // indirect
 	github.com/google/uuid v1.3.0 // indirect
 	github.com/gorilla/websocket v1.5.0 // indirect
 	github.com/holiman/uint256 v1.2.0 // indirect
-	github.com/iden3/go-iden3-crypto v0.0.14 // indirect
+	github.com/iden3/go-iden3-crypto v0.0.13 // indirect
 	github.com/mitchellh/mapstructure v1.5.0 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
 	github.com/remyoudompheng/bigfft v0.0.0-20200410134404-eec4a21b6bb0 // indirect
 	github.com/rjeczalik/notify v0.9.1 // indirect
 	github.com/russross/blackfriday/v2 v2.1.0 // indirect
-	github.com/scroll-tech/zktrie v0.5.2 // indirect
+	github.com/scroll-tech/zktrie v0.5.0 // indirect
 	github.com/shirou/gopsutil v3.21.11+incompatible // indirect
 	github.com/tklauser/go-sysconf v0.3.10 // indirect
 	github.com/tklauser/numcpus v0.4.0 // indirect
 	github.com/xrash/smetrics v0.0.0-20201216005158-039620a65673 // indirect
 	github.com/yusufpapurcu/wmi v1.2.2 // indirect
-	golang.org/x/crypto v0.7.0 // indirect
-	golang.org/x/sys v0.6.0 // indirect
-	gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c // indirect
+	golang.org/x/crypto v0.6.0 // indirect
+	golang.org/x/sys v0.5.0 // indirect
 	gopkg.in/natefinch/npipe.v2 v2.0.0-20160621034901-c1b8fa8bdcce // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 )

bridge/go.sum

@@ -1,5 +1,63 @@
+cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
+cloud.google.com/go v0.34.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
+cloud.google.com/go v0.38.0/go.mod h1:990N+gfupTy94rShfmMCWGDn0LpTmnzTp2qbd1dvSRU=
+cloud.google.com/go v0.43.0/go.mod h1:BOSR3VbTLkk6FDC/TcffxP4NF/FFBGA5ku+jvKOP7pg=
+cloud.google.com/go v0.44.1/go.mod h1:iSa0KzasP4Uvy3f1mN/7PiObzGgflwredwwASm/v6AU=
+cloud.google.com/go v0.44.2/go.mod h1:60680Gw3Yr4ikxnPRS/oxxkBccT6SA1yMk63TGekxKY=
+cloud.google.com/go v0.45.1/go.mod h1:RpBamKRgapWJb87xiFSdk4g1CME7QZg3uwTez+TSTjc=
+cloud.google.com/go v0.46.3/go.mod h1:a6bKKbmY7er1mI7TEI4lsAkts/mkhTSZK8w33B4RAg0=
+cloud.google.com/go v0.50.0/go.mod h1:r9sluTvynVuxRIOHXQEHMFffphuXHOMZMycpNR5e6To=
+cloud.google.com/go v0.51.0/go.mod h1:hWtGJ6gnXH+KgDv+V0zFGDvpi07n3z8ZNj3T1RW0Gcw=
+cloud.google.com/go/bigquery v1.0.1/go.mod h1:i/xbL2UlR5RvWAURpBYZTtm/cXjCha9lbfbpx4poX+o=
+cloud.google.com/go/bigquery v1.3.0/go.mod h1:PjpwJnslEMmckchkHFfq+HTD2DmtT67aNFKH1/VBDHE=
+cloud.google.com/go/bigtable v1.2.0/go.mod h1:JcVAOl45lrTmQfLj7T6TxyMzIN/3FGGcFm+2xVAli2o=
+cloud.google.com/go/datastore v1.0.0/go.mod h1:LXYbyblFSglQ5pkeyhO+Qmw7ukd3C+pD7TKLgZqpHYE=
+cloud.google.com/go/pubsub v1.0.1/go.mod h1:R0Gpsv3s54REJCy4fxDixWD93lHJMoZTyQ2kNxGRt3I=
+cloud.google.com/go/pubsub v1.1.0/go.mod h1:EwwdRX2sKPjnvnqCa270oGRyludottCI76h+R3AArQw=
+cloud.google.com/go/storage v1.0.0/go.mod h1:IhtSnM/ZTZV8YYJWCY8RULGVqBDmpoyjwiyrjsg+URw=
+cloud.google.com/go/storage v1.5.0/go.mod h1:tpKbwo567HUNpVclU5sGELwQWBDZ8gh0ZeosJ0Rtdos=
+collectd.org v0.3.0/go.mod h1:A/8DzQBkF6abtvrT2j/AU/4tiBgJWYyh0y/oB/4MlWE=
+dmitri.shuralyov.com/gpu/mtl v0.0.0-20190408044501-666a987793e9/go.mod h1:H6x//7gZCb22OMCxBHrMx7a5I7Hp++hsVxbQ4BYO7hU=
+github.com/Azure/azure-pipeline-go v0.2.1/go.mod h1:UGSo8XybXnIGZ3epmeBw7Jdz+HiUVpqIlpz/HKHylF4=
+github.com/Azure/azure-pipeline-go v0.2.2/go.mod h1:4rQ/NZncSvGqNkkOsNpOU1tgoNuIlp9AfUH5G1tvCHc=
+github.com/Azure/azure-storage-blob-go v0.7.0/go.mod h1:f9YQKtsG1nMisotuTPpO0tjNuEjKRYAcJU8/ydDI++4=
+github.com/Azure/go-autorest/autorest v0.9.0/go.mod h1:xyHB1BMZT0cuDHU7I0+g046+BFDTQ8rEZB0s4Yfa6bI=
+github.com/Azure/go-autorest/autorest/adal v0.5.0/go.mod h1:8Z9fGy2MpX0PvDjB1pEgQTmVqjGhiHBW7RJJEciWzS0=
+github.com/Azure/go-autorest/autorest/adal v0.8.0/go.mod h1:Z6vX6WXXuyieHAXwMj0S6HY6e6wcHn37qQMBQlvY3lc=
+github.com/Azure/go-autorest/autorest/date v0.1.0/go.mod h1:plvfp3oPSKwf2DNjlBjWF/7vwR+cUD/ELuzDCXwHUVA=
+github.com/Azure/go-autorest/autorest/date v0.2.0/go.mod h1:vcORJHLJEh643/Ioh9+vPmf1Ij9AEBM5FuBIXLmIy0g=
+github.com/Azure/go-autorest/autorest/mocks v0.1.0/go.mod h1:OTyCOPRA2IgIlWxVYxBee2F5Gr4kF2zd2J5cFRaIDN0=
+github.com/Azure/go-autorest/autorest/mocks v0.2.0/go.mod h1:OTyCOPRA2IgIlWxVYxBee2F5Gr4kF2zd2J5cFRaIDN0=
+github.com/Azure/go-autorest/autorest/mocks v0.3.0/go.mod h1:a8FDP3DYzQ4RYfVAxAN3SVSiiO77gL2j2ronKKP0syM=
+github.com/Azure/go-autorest/logger v0.1.0/go.mod h1:oExouG+K6PryycPJfVSxi/koC6LSNgds39diKLz7Vrc=
+github.com/Azure/go-autorest/tracing v0.5.0/go.mod h1:r/s2XiOKccPW3HrqB+W0TQzfbtp2fGCgRFtBroKn4Dk=
+github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
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 gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c/go.mod h1:JHkPIbrfpd72SG/EVd6muEfDQjcINNoR0C8j2r3qZ4Q=
+gopkg.in/errgo.v2 v2.1.0/go.mod h1:hNsd1EY+bozCKY1Ytp96fpM3vjJbqLJn88ws8XvfDNI=
 gopkg.in/fsnotify.v1 v1.4.7/go.mod h1:Tz8NjZHkW78fSQdbUxIjBTcgA1z1m8ZHf0WmKUhAMys=
 gopkg.in/natefinch/npipe.v2 v2.0.0-20160621034901-c1b8fa8bdcce h1:+JknDZhAj8YMt7GC73Ei8pv4MzjDUNPHgQWJdtMAaDU=
 gopkg.in/natefinch/npipe.v2 v2.0.0-20160621034901-c1b8fa8bdcce/go.mod h1:5AcXVHNjg+BDxry382+8OKon8SEWiKktQR07RKPsv1c=
+gopkg.in/olebedev/go-duktape.v3 v3.0.0-20200619000410-60c24ae608a6/go.mod h1:uAJfkITjFhyEEuUfm7bsmCZRbW5WRq8s9EY8HZ6hCns=
 gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7/go.mod h1:dt/ZhP58zS4L8KSrWDmTeBkI65Dw0HsyUHuEVlX15mw=
 gopkg.in/urfave/cli.v1 v1.20.0 h1:NdAVW6RYxDif9DhDHaAortIu956m2c0v+09AZBPTbE0=
+gopkg.in/urfave/cli.v1 v1.20.0/go.mod h1:vuBzUtMdQeixQj8LVd+/98pzhxNGQoyuPBlsXHOQNO0=
 gopkg.in/yaml.v2 v2.2.1/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
+gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
+gopkg.in/yaml.v2 v2.2.3/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
+gopkg.in/yaml.v2 v2.2.4/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
+gopkg.in/yaml.v2 v2.2.8/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
+gopkg.in/yaml.v2 v2.3.0/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
+gopkg.in/yaml.v2 v2.4.0/go.mod h1:RDklbk79AGWmwhnvt/jBztapEOGDOx6ZbXqjP6csGnQ=
 gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
+gotest.tools v2.2.0+incompatible/go.mod h1:DsYFclhRJ6vuDpmuTbkuFWG+y2sxOXAzmJt81HFBacw=
+honnef.co/go/tools v0.0.0-20190102054323-c2f93a96b099/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
+honnef.co/go/tools v0.0.0-20190106161140-3f1c8253044a/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
+honnef.co/go/tools v0.0.0-20190418001031-e561f6794a2a/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
+honnef.co/go/tools v0.0.0-20190523083050-ea95bdfd59fc/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
+honnef.co/go/tools v0.0.1-2019.2.3/go.mod h1:a3bituU0lyd329TUQxRnasdCoJDkEUEAqEt0JzvZhAg=
+honnef.co/go/tools v0.1.3/go.mod h1:NgwopIslSNH47DimFoV78dnkksY2EFtX0ajyb3K/las=
 modernc.org/mathutil v1.4.1 h1:ij3fYGe8zBF4Vu+g0oT7mB06r8sqGWKuJu1yXeR4by8=
 modernc.org/mathutil v1.4.1/go.mod h1:mZW8CKdRPY1v87qxC/wUdX5O1qDzXMP5TH3wjfpga6E=
+rsc.io/binaryregexp v0.2.0/go.mod h1:qTv7/COck+e2FymRvadv62gMdZztPaShugOCi3I+8D8=
+rsc.io/pdf v0.1.1/go.mod h1:n8OzWcQ6Sp37PL01nO98y4iUCRdTGarVfzxY20ICaU4=

bridge/l1/backend.go

@@ -0,0 +1,55 @@
+package l1
+
+import (
+	"context"
+
+	"github.com/scroll-tech/go-ethereum/ethclient"
+
+	"scroll-tech/database"
+
+	"scroll-tech/bridge/config"
+)
+
+// Backend manage the resources and services of L1 backend.
+// The backend should monitor events in layer 1 and relay transactions to layer 2
+type Backend struct {
+	cfg     *config.L1Config
+	watcher *Watcher
+	relayer *Layer1Relayer
+	orm     database.OrmFactory
+}
+
+// New returns a new instance of Backend.
+func New(ctx context.Context, cfg *config.L1Config, orm database.OrmFactory) (*Backend, error) {
+	client, err := ethclient.Dial(cfg.Endpoint)
+	if err != nil {
+		return nil, err
+	}
+
+	relayer, err := NewLayer1Relayer(ctx, orm, cfg.RelayerConfig)
+	if err != nil {
+		return nil, err
+	}
+
+	watcher := NewWatcher(ctx, client, cfg.StartHeight, cfg.Confirmations, cfg.L1MessengerAddress, cfg.L1MessageQueueAddress, cfg.ScrollChainContractAddress, orm)
+
+	return &Backend{
+		cfg:     cfg,
+		watcher: watcher,
+		relayer: relayer,
+		orm:     orm,
+	}, nil
+}
+
+// Start Backend module.
+func (l1 *Backend) Start() error {
+	l1.watcher.Start()
+	l1.relayer.Start()
+	return nil
+}
+
+// Stop Backend module.
+func (l1 *Backend) Stop() {
+	l1.watcher.Stop()
+	l1.relayer.Stop()
+}

bridge/l1/l1_test.go

@@ -0,0 +1,65 @@
+package l1
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+
+	"scroll-tech/common/docker"
+
+	"scroll-tech/bridge/config"
+)
+
+var (
+	// config
+	cfg *config.Config
+
+	// docker consider handler.
+	l1gethImg docker.ImgInstance
+	l2gethImg docker.ImgInstance
+	dbImg     docker.ImgInstance
+)
+
+func setupEnv(t *testing.T) {
+	// Load config.
+	var err error
+	cfg, err = config.NewConfig("../config.json")
+	assert.NoError(t, err)
+
+	// Create l1geth container.
+	l1gethImg = docker.NewTestL1Docker(t)
+	cfg.L2Config.RelayerConfig.SenderConfig.Endpoint = l1gethImg.Endpoint()
+	cfg.L1Config.Endpoint = l1gethImg.Endpoint()
+
+	// Create l2geth container.
+	l2gethImg = docker.NewTestL2Docker(t)
+	cfg.L1Config.RelayerConfig.SenderConfig.Endpoint = l2gethImg.Endpoint()
+	cfg.L2Config.Endpoint = l2gethImg.Endpoint()
+
+	// Create db container.
+	dbImg = docker.NewTestDBDocker(t, cfg.DBConfig.DriverName)
+	cfg.DBConfig.DSN = dbImg.Endpoint()
+}
+
+func free(t *testing.T) {
+	if dbImg != nil {
+		assert.NoError(t, dbImg.Stop())
+	}
+	if l1gethImg != nil {
+		assert.NoError(t, l1gethImg.Stop())
+	}
+	if l2gethImg != nil {
+		assert.NoError(t, l2gethImg.Stop())
+	}
+}
+
+func TestL1(t *testing.T) {
+	setupEnv(t)
+
+	t.Run("testCreateNewL1Relayer", testCreateNewL1Relayer)
+	t.Run("testStartWatcher", testStartWatcher)
+
+	t.Cleanup(func() {
+		free(t)
+	})
+}

bridge/l1/relayer.go

@@ -1,9 +1,10 @@
-package relayer
+package l1
 
 import (
 	"context"
 	"errors"
 	"math/big"
+	"time"
 
 	// not sure if this will make problems when relay with l1geth
 
@@ -11,22 +12,20 @@ import (
 	"github.com/scroll-tech/go-ethereum/common"
 	"github.com/scroll-tech/go-ethereum/crypto"
 	"github.com/scroll-tech/go-ethereum/log"
-	geth_metrics "github.com/scroll-tech/go-ethereum/metrics"
 
 	"scroll-tech/common/types"
 
 	"scroll-tech/database"
 
-	"scroll-tech/common/metrics"
-
 	bridge_abi "scroll-tech/bridge/abi"
 	"scroll-tech/bridge/config"
 	"scroll-tech/bridge/sender"
 )
 
-var (
-	bridgeL1MsgsRelayedTotalCounter          = geth_metrics.NewRegisteredCounter("bridge/l1/msgs/relayed/total", metrics.ScrollRegistry)
-	bridgeL1MsgsRelayedConfirmedTotalCounter = geth_metrics.NewRegisteredCounter("bridge/l1/msgs/relayed/confirmed/total", metrics.ScrollRegistry)
+const (
+	gasPriceDiffPrecision = 1000000
+
+	defaultGasPriceDiff = 50000 // 5%
 )
 
 // Layer1Relayer is responsible for
@@ -43,16 +42,18 @@ type Layer1Relayer struct {
 
 	// channel used to communicate with transaction sender
 	messageSender  *sender.Sender
+	messageCh      <-chan *sender.Confirmation
 	l2MessengerABI *abi.ABI
 
 	gasOracleSender *sender.Sender
+	gasOracleCh     <-chan *sender.Confirmation
 	l1GasOracleABI  *abi.ABI
 
-	minGasLimitForMessageRelay uint64
-
 	lastGasPrice uint64
 	minGasPrice  uint64
 	gasPriceDiff uint64
+
+	stopCh chan struct{}
 }
 
 // NewLayer1Relayer will return a new instance of Layer1RelayerClient
@@ -82,31 +83,24 @@ func NewLayer1Relayer(ctx context.Context, db database.OrmFactory, cfg *config.R
 		gasPriceDiff = defaultGasPriceDiff
 	}
 
-	minGasLimitForMessageRelay := uint64(defaultL1MessageRelayMinGasLimit)
-	if cfg.MessageRelayMinGasLimit != 0 {
-		minGasLimitForMessageRelay = cfg.MessageRelayMinGasLimit
-	}
-
-	l1Relayer := &Layer1Relayer{
+	return &Layer1Relayer{
 		ctx: ctx,
 		db:  db,
 
 		messageSender:  messageSender,
+		messageCh:      messageSender.ConfirmChan(),
 		l2MessengerABI: bridge_abi.L2ScrollMessengerABI,
 
 		gasOracleSender: gasOracleSender,
+		gasOracleCh:     gasOracleSender.ConfirmChan(),
 		l1GasOracleABI:  bridge_abi.L1GasPriceOracleABI,
 
-		minGasLimitForMessageRelay: minGasLimitForMessageRelay,
-
 		minGasPrice:  minGasPrice,
 		gasPriceDiff: gasPriceDiff,
 
-		cfg: cfg,
-	}
-
-	go l1Relayer.handleConfirmLoop(ctx)
-	return l1Relayer, nil
+		cfg:    cfg,
+		stopCh: make(chan struct{}),
+	}, nil
 }
 
 // ProcessSavedEvents relays saved un-processed cross-domain transactions to desired blockchain
@@ -135,7 +129,7 @@ func (r *Layer1Relayer) ProcessSavedEvents() {
 func (r *Layer1Relayer) processSavedEvent(msg *types.L1Message) error {
 	calldata := common.Hex2Bytes(msg.Calldata)
 
-	hash, err := r.messageSender.SendTransaction(msg.MsgHash, &r.cfg.MessengerContractAddress, big.NewInt(0), calldata, r.minGasLimitForMessageRelay)
+	hash, err := r.messageSender.SendTransaction(msg.MsgHash, &r.cfg.MessengerContractAddress, big.NewInt(0), calldata)
 	if err != nil && err.Error() == "execution reverted: Message expired" {
 		return r.db.UpdateLayer1Status(r.ctx, msg.MsgHash, types.MsgExpired)
 	}
@@ -145,7 +139,6 @@ func (r *Layer1Relayer) processSavedEvent(msg *types.L1Message) error {
 	if err != nil {
 		return err
 	}
-	bridgeL1MsgsRelayedTotalCounter.Inc(1)
 	log.Info("relayMessage to layer2", "msg hash", msg.MsgHash, "tx hash", hash)
 
 	err = r.db.UpdateLayer1StatusAndLayer2Hash(r.ctx, msg.MsgHash, types.MsgSubmitted, hash.String())
@@ -187,7 +180,7 @@ func (r *Layer1Relayer) ProcessGasPriceOracle() {
 				return
 			}
 
-			hash, err := r.gasOracleSender.SendTransaction(block.Hash, &r.cfg.GasPriceOracleContractAddress, big.NewInt(0), data, 0)
+			hash, err := r.gasOracleSender.SendTransaction(block.Hash, &r.cfg.GasPriceOracleContractAddress, big.NewInt(0), data)
 			if err != nil {
 				if !errors.Is(err, sender.ErrNoAvailableAccount) {
 					log.Error("Failed to send setL1BaseFee tx to layer2 ", "block.Hash", block.Hash, "block.Height", block.Number, "err", err)
@@ -206,43 +199,69 @@ func (r *Layer1Relayer) ProcessGasPriceOracle() {
 	}
 }
 
-func (r *Layer1Relayer) handleConfirmLoop(ctx context.Context) {
-	for {
-		select {
-		case <-ctx.Done():
-			return
-		case cfm := <-r.messageSender.ConfirmChan():
-			bridgeL1MsgsRelayedConfirmedTotalCounter.Inc(1)
-			if !cfm.IsSuccessful {
-				err := r.db.UpdateLayer1StatusAndLayer2Hash(r.ctx, cfm.ID, types.MsgRelayFailed, cfm.TxHash.String())
-				if err != nil {
-					log.Warn("UpdateLayer1StatusAndLayer2Hash failed", "err", err)
-				}
-				log.Warn("transaction confirmed but failed in layer2", "confirmation", cfm)
-			} else {
-				// @todo handle db error
-				err := r.db.UpdateLayer1StatusAndLayer2Hash(r.ctx, cfm.ID, types.MsgConfirmed, cfm.TxHash.String())
-				if err != nil {
-					log.Warn("UpdateLayer1StatusAndLayer2Hash failed", "err", err)
-				}
-				log.Info("transaction confirmed in layer2", "confirmation", cfm)
-			}
-		case cfm := <-r.gasOracleSender.ConfirmChan():
-			if !cfm.IsSuccessful {
-				// @discuss: maybe make it pending again?
-				err := r.db.UpdateL1GasOracleStatusAndOracleTxHash(r.ctx, cfm.ID, types.GasOracleFailed, cfm.TxHash.String())
-				if err != nil {
-					log.Warn("UpdateL1GasOracleStatusAndOracleTxHash failed", "err", err)
-				}
-				log.Warn("transaction confirmed but failed in layer2", "confirmation", cfm)
-			} else {
-				// @todo handle db error
-				err := r.db.UpdateL1GasOracleStatusAndOracleTxHash(r.ctx, cfm.ID, types.GasOracleImported, cfm.TxHash.String())
-				if err != nil {
-					log.Warn("UpdateGasOracleStatusAndOracleTxHash failed", "err", err)
-				}
-				log.Info("transaction confirmed in layer2", "confirmation", cfm)
+// Start the relayer process
+func (r *Layer1Relayer) Start() {
+	loop := func(ctx context.Context, f func()) {
+		ticker := time.NewTicker(2 * time.Second)
+		defer ticker.Stop()
+
+		for {
+			select {
+			case <-ctx.Done():
+				return
+			case <-ticker.C:
+				f()
 			}
 		}
 	}
+	go func() {
+		ctx, cancel := context.WithCancel(r.ctx)
+
+		go loop(ctx, r.ProcessSavedEvents)
+		go loop(ctx, r.ProcessGasPriceOracle)
+
+		go func(ctx context.Context) {
+			for {
+				select {
+				case <-ctx.Done():
+					return
+				case cfm := <-r.messageCh:
+					if !cfm.IsSuccessful {
+						log.Warn("transaction confirmed but failed in layer2", "confirmation", cfm)
+					} else {
+						// @todo handle db error
+						err := r.db.UpdateLayer1StatusAndLayer2Hash(r.ctx, cfm.ID, types.MsgConfirmed, cfm.TxHash.String())
+						if err != nil {
+							log.Warn("UpdateLayer1StatusAndLayer2Hash failed", "err", err)
+						}
+						log.Info("transaction confirmed in layer2", "confirmation", cfm)
+					}
+				case cfm := <-r.gasOracleCh:
+					if !cfm.IsSuccessful {
+						// @discuss: maybe make it pending again?
+						err := r.db.UpdateL1GasOracleStatusAndOracleTxHash(r.ctx, cfm.ID, types.GasOracleFailed, cfm.TxHash.String())
+						if err != nil {
+							log.Warn("UpdateL1GasOracleStatusAndOracleTxHash failed", "err", err)
+						}
+						log.Warn("transaction confirmed but failed in layer2", "confirmation", cfm)
+					} else {
+						// @todo handle db error
+						err := r.db.UpdateL1GasOracleStatusAndOracleTxHash(r.ctx, cfm.ID, types.GasOracleImported, cfm.TxHash.String())
+						if err != nil {
+							log.Warn("UpdateGasOracleStatusAndOracleTxHash failed", "err", err)
+						}
+						log.Info("transaction confirmed in layer2", "confirmation", cfm)
+					}
+				}
+			}
+		}(ctx)
+
+		<-r.stopCh
+		cancel()
+	}()
+}
+
+// Stop the relayer module, for a graceful shutdown.
+func (r *Layer1Relayer) Stop() {
+	close(r.stopCh)
 }

bridge/l1/relayer_test.go

@@ -1,4 +1,4 @@
-package relayer_test
+package l1
 
 import (
 	"context"
@@ -8,8 +8,6 @@ import (
 
 	"scroll-tech/database/migrate"
 
-	"scroll-tech/bridge/relayer"
-
 	"scroll-tech/database"
 )
 
@@ -21,7 +19,9 @@ func testCreateNewL1Relayer(t *testing.T) {
 	assert.NoError(t, migrate.ResetDB(db.GetDB().DB))
 	defer db.Close()
 
-	relayer, err := relayer.NewLayer1Relayer(context.Background(), db, cfg.L2Config.RelayerConfig)
+	relayer, err := NewLayer1Relayer(context.Background(), db, cfg.L2Config.RelayerConfig)
 	assert.NoError(t, err)
-	assert.NotNil(t, relayer)
+	defer relayer.Stop()
+
+	relayer.Start()
 }

bridge/l1/watcher.go

@@ -1,8 +1,9 @@
-package watcher
+package l1
 
 import (
 	"context"
 	"math/big"
+	"time"
 
 	geth "github.com/scroll-tech/go-ethereum"
 	"github.com/scroll-tech/go-ethereum/accounts/abi"
@@ -11,11 +12,11 @@ import (
 	"github.com/scroll-tech/go-ethereum/crypto"
 	"github.com/scroll-tech/go-ethereum/ethclient"
 	"github.com/scroll-tech/go-ethereum/log"
-	geth_metrics "github.com/scroll-tech/go-ethereum/metrics"
+	"github.com/scroll-tech/go-ethereum/metrics"
 	"github.com/scroll-tech/go-ethereum/rpc"
 
-	"scroll-tech/common/metrics"
 	"scroll-tech/common/types"
+
 	"scroll-tech/database"
 
 	bridge_abi "scroll-tech/bridge/abi"
@@ -23,21 +24,23 @@ import (
 )
 
 var (
-	bridgeL1MsgsSyncHeightGauge = geth_metrics.NewRegisteredGauge("bridge/l1/msgs/sync/height", metrics.ScrollRegistry)
-
-	bridgeL1MsgsSentEventsTotalCounter    = geth_metrics.NewRegisteredCounter("bridge/l1/msgs/sent/events/total", metrics.ScrollRegistry)
-	bridgeL1MsgsRelayedEventsTotalCounter = geth_metrics.NewRegisteredCounter("bridge/l1/msgs/relayed/events/total", metrics.ScrollRegistry)
-	bridgeL1MsgsRollupEventsTotalCounter  = geth_metrics.NewRegisteredCounter("bridge/l1/msgs/rollup/events/total", metrics.ScrollRegistry)
+	bridgeL1MsgSyncHeightGauge = metrics.NewRegisteredGauge("bridge/l1/msg/sync/height", nil)
 )
 
+type relayedMessage struct {
+	msgHash      common.Hash
+	txHash       common.Hash
+	isSuccessful bool
+}
+
 type rollupEvent struct {
 	batchHash common.Hash
 	txHash    common.Hash
 	status    types.RollupStatus
 }
 
-// L1WatcherClient will listen for smart contract events from Eth L1.
-type L1WatcherClient struct {
+// Watcher will listen for smart contract events from Eth L1.
+type Watcher struct {
 	ctx    context.Context
 	client *ethclient.Client
 	db     database.OrmFactory
@@ -58,10 +61,13 @@ type L1WatcherClient struct {
 	processedMsgHeight uint64
 	// The height of the block that the watcher has retrieved header rlp
 	processedBlockHeight uint64
+
+	stopCh chan bool
 }
 
-// NewL1WatcherClient returns a new instance of L1WatcherClient.
-func NewL1WatcherClient(ctx context.Context, client *ethclient.Client, startHeight uint64, confirmations rpc.BlockNumber, messengerAddress, messageQueueAddress, scrollChainAddress common.Address, db database.OrmFactory) *L1WatcherClient {
+// NewWatcher returns a new instance of Watcher. The instance will be not fully prepared,
+// and still needs to be finalized and ran by calling `watcher.Start`.
+func NewWatcher(ctx context.Context, client *ethclient.Client, startHeight uint64, confirmations rpc.BlockNumber, messengerAddress, messageQueueAddress, scrollChainAddress common.Address, db database.OrmFactory) *Watcher {
 	savedHeight, err := db.GetLayer1LatestWatchedHeight()
 	if err != nil {
 		log.Warn("Failed to fetch height from db", "err", err)
@@ -80,7 +86,9 @@ func NewL1WatcherClient(ctx context.Context, client *ethclient.Client, startHeig
 		savedL1BlockHeight = startHeight
 	}
 
-	return &L1WatcherClient{
+	stopCh := make(chan bool)
+
+	return &Watcher{
 		ctx:           ctx,
 		client:        client,
 		db:            db,
@@ -97,11 +105,75 @@ func NewL1WatcherClient(ctx context.Context, client *ethclient.Client, startHeig
 
 		processedMsgHeight:   uint64(savedHeight),
 		processedBlockHeight: savedL1BlockHeight,
+		stopCh:               stopCh,
 	}
 }
 
+// Start the Watcher module.
+func (w *Watcher) Start() {
+	go func() {
+		ctx, cancel := context.WithCancel(w.ctx)
+
+		go func(ctx context.Context) {
+			ticker := time.NewTicker(2 * time.Second)
+			defer ticker.Stop()
+
+			for {
+				select {
+				case <-ctx.Done():
+					return
+
+				case <-ticker.C:
+					number, err := utils.GetLatestConfirmedBlockNumber(w.ctx, w.client, w.confirmations)
+					if err != nil {
+						log.Error("failed to get block number", "err", err)
+						continue
+					}
+
+					if err := w.FetchBlockHeader(number); err != nil {
+						log.Error("Failed to fetch L1 block header", "lastest", number, "err", err)
+					}
+				}
+			}
+		}(ctx)
+
+		go func(ctx context.Context) {
+			ticker := time.NewTicker(2 * time.Second)
+			defer ticker.Stop()
+
+			for {
+				select {
+				case <-ctx.Done():
+					return
+
+				case <-ticker.C:
+					number, err := utils.GetLatestConfirmedBlockNumber(w.ctx, w.client, w.confirmations)
+					if err != nil {
+						log.Error("failed to get block number", "err", err)
+						continue
+					}
+
+					if err := w.FetchContractEvent(number); err != nil {
+						log.Error("Failed to fetch bridge contract", "err", err)
+					}
+				}
+			}
+		}(ctx)
+
+		<-w.stopCh
+		cancel()
+	}()
+}
+
+// Stop the Watcher module, for a graceful shutdown.
+func (w *Watcher) Stop() {
+	w.stopCh <- true
+}
+
+const contractEventsBlocksFetchLimit = int64(10)
+
 // FetchBlockHeader pull latest L1 blocks and save in DB
-func (w *L1WatcherClient) FetchBlockHeader(blockHeight uint64) error {
+func (w *Watcher) FetchBlockHeader(blockHeight uint64) error {
 	fromBlock := int64(w.processedBlockHeight) + 1
 	toBlock := int64(blockHeight)
 	if toBlock < fromBlock {
@@ -147,15 +219,10 @@ func (w *L1WatcherClient) FetchBlockHeader(blockHeight uint64) error {
 }
 
 // FetchContractEvent pull latest event logs from given contract address and save in DB
-func (w *L1WatcherClient) FetchContractEvent() error {
+func (w *Watcher) FetchContractEvent(blockHeight uint64) error {
 	defer func() {
 		log.Info("l1 watcher fetchContractEvent", "w.processedMsgHeight", w.processedMsgHeight)
 	}()
-	blockHeight, err := utils.GetLatestConfirmedBlockNumber(w.ctx, w.client, w.confirmations)
-	if err != nil {
-		log.Error("failed to get block number", "err", err)
-		return err
-	}
 
 	fromBlock := int64(w.processedMsgHeight) + 1
 	toBlock := int64(blockHeight)
@@ -192,7 +259,7 @@ func (w *L1WatcherClient) FetchContractEvent() error {
 		}
 		if len(logs) == 0 {
 			w.processedMsgHeight = uint64(to)
-			bridgeL1MsgsSyncHeightGauge.Update(to)
+			bridgeL1MsgSyncHeightGauge.Update(to)
 			continue
 		}
 		log.Info("Received new L1 events", "fromBlock", from, "toBlock", to, "cnt", len(logs))
@@ -202,13 +269,7 @@ func (w *L1WatcherClient) FetchContractEvent() error {
 			log.Error("Failed to parse emitted events log", "err", err)
 			return err
 		}
-		sentMessageCount := int64(len(sentMessageEvents))
-		relayedMessageCount := int64(len(relayedMessageEvents))
-		rollupEventCount := int64(len(rollupEvents))
-		bridgeL1MsgsSentEventsTotalCounter.Inc(sentMessageCount)
-		bridgeL1MsgsRelayedEventsTotalCounter.Inc(relayedMessageCount)
-		bridgeL1MsgsRollupEventsTotalCounter.Inc(rollupEventCount)
-		log.Info("L1 events types", "SentMessageCount", sentMessageCount, "RelayedMessageCount", relayedMessageCount, "RollupEventCount", rollupEventCount)
+		log.Info("L1 events types", "SentMessageCount", len(sentMessageEvents), "RelayedMessageCount", len(relayedMessageEvents), "RollupEventCount", len(rollupEvents))
 
 		// use rollup event to update rollup results db status
 		var batchHashes []string
@@ -262,13 +323,13 @@ func (w *L1WatcherClient) FetchContractEvent() error {
 		}
 
 		w.processedMsgHeight = uint64(to)
-		bridgeL1MsgsSyncHeightGauge.Update(to)
+		bridgeL1MsgSyncHeightGauge.Update(to)
 	}
 
 	return nil
 }
 
-func (w *L1WatcherClient) parseBridgeEventLogs(logs []geth_types.Log) ([]*types.L1Message, []relayedMessage, []rollupEvent, error) {
+func (w *Watcher) parseBridgeEventLogs(logs []geth_types.Log) ([]*types.L1Message, []relayedMessage, []rollupEvent, error) {
 	// Need use contract abi to parse event Log
 	// Can only be tested after we have our contracts set up
 

bridge/l1/watcher_test.go

@@ -1,4 +1,4 @@
-package watcher_test
+package l1
 
 import (
 	"context"
@@ -9,8 +9,6 @@ import (
 
 	"scroll-tech/database"
 	"scroll-tech/database/migrate"
-
-	"scroll-tech/bridge/watcher"
 )
 
 func testStartWatcher(t *testing.T) {
@@ -20,11 +18,12 @@ func testStartWatcher(t *testing.T) {
 	assert.NoError(t, migrate.ResetDB(db.GetDB().DB))
 	defer db.Close()
 
-	client, err := ethclient.Dial(base.L1GethEndpoint())
+	client, err := ethclient.Dial(l1gethImg.Endpoint())
 	assert.NoError(t, err)
 
 	l1Cfg := cfg.L1Config
 
-	watcher := watcher.NewL1WatcherClient(context.Background(), client, l1Cfg.StartHeight, l1Cfg.Confirmations, l1Cfg.L1MessengerAddress, l1Cfg.L1MessageQueueAddress, l1Cfg.RelayerConfig.RollupContractAddress, db)
-	assert.NoError(t, watcher.FetchContractEvent())
+	watcher := NewWatcher(context.Background(), client, l1Cfg.StartHeight, l1Cfg.Confirmations, l1Cfg.L1MessengerAddress, l1Cfg.L1MessageQueueAddress, l1Cfg.RelayerConfig.RollupContractAddress, db)
+	watcher.Start()
+	defer watcher.Stop()
 }

bridge/l2/backend.go

@@ -0,0 +1,76 @@
+package l2
+
+import (
+	"context"
+
+	"github.com/scroll-tech/go-ethereum/ethclient"
+	"github.com/scroll-tech/go-ethereum/rpc"
+
+	"scroll-tech/database"
+
+	"scroll-tech/bridge/config"
+)
+
+// Backend manage the resources and services of L2 backend.
+// The backend should monitor events in layer 2 and relay transactions to layer 1
+type Backend struct {
+	cfg           *config.L2Config
+	watcher       *WatcherClient
+	relayer       *Layer2Relayer
+	batchProposer *BatchProposer
+	orm           database.OrmFactory
+}
+
+// New returns a new instance of Backend.
+func New(ctx context.Context, cfg *config.L2Config, orm database.OrmFactory) (*Backend, error) {
+	client, err := ethclient.Dial(cfg.Endpoint)
+	if err != nil {
+		return nil, err
+	}
+
+	// Note: initialize watcher before relayer to keep DB consistent.
+	// Otherwise, there will be a race condition between watcher.initializeGenesis and relayer.ProcessPendingBatches.
+	watcher := NewL2WatcherClient(ctx, client, cfg.Confirmations, cfg.L2MessengerAddress, cfg.L2MessageQueueAddress, orm)
+
+	relayer, err := NewLayer2Relayer(ctx, client, orm, cfg.RelayerConfig)
+	if err != nil {
+		return nil, err
+	}
+
+	batchProposer := NewBatchProposer(ctx, cfg.BatchProposerConfig, relayer, orm)
+
+	return &Backend{
+		cfg:           cfg,
+		watcher:       watcher,
+		relayer:       relayer,
+		batchProposer: batchProposer,
+		orm:           orm,
+	}, nil
+}
+
+// Start Backend module.
+func (l2 *Backend) Start() error {
+	l2.watcher.Start()
+	l2.relayer.Start()
+	l2.batchProposer.Start()
+	return nil
+}
+
+// Stop Backend module.
+func (l2 *Backend) Stop() {
+	l2.batchProposer.Stop()
+	l2.relayer.Stop()
+	l2.watcher.Stop()
+}
+
+// APIs collect API modules.
+func (l2 *Backend) APIs() []rpc.API {
+	return []rpc.API{
+		{
+			Namespace: "l2",
+			Version:   "1.0",
+			Service:   WatcherAPI(l2.watcher),
+			Public:    true,
+		},
+	}
+}

bridge/l2/batch_proposer.go

@@ -1,33 +1,22 @@
-package watcher
+package l2
 
 import (
 	"context"
 	"fmt"
 	"math"
+	"reflect"
 	"sync"
 	"time"
 
+	geth_types "github.com/scroll-tech/go-ethereum/core/types"
 	"github.com/scroll-tech/go-ethereum/log"
-	geth_metrics "github.com/scroll-tech/go-ethereum/metrics"
 
-	"scroll-tech/common/metrics"
 	"scroll-tech/common/types"
 
 	"scroll-tech/database"
 
 	bridgeabi "scroll-tech/bridge/abi"
 	"scroll-tech/bridge/config"
-	"scroll-tech/bridge/relayer"
-)
-
-var (
-	bridgeL2BatchesGasOverThresholdTotalCounter = geth_metrics.NewRegisteredCounter("bridge/l2/batches/gas/over/threshold/total", metrics.ScrollRegistry)
-	bridgeL2BatchesTxsOverThresholdTotalCounter = geth_metrics.NewRegisteredCounter("bridge/l2/batches/txs/over/threshold/total", metrics.ScrollRegistry)
-	bridgeL2BatchesCommitTotalCounter           = geth_metrics.NewRegisteredCounter("bridge/l2/batches/commit/total", metrics.ScrollRegistry)
-
-	bridgeL2BatchesCreatedRateMeter    = geth_metrics.NewRegisteredMeter("bridge/l2/batches/blocks/created/rate", metrics.ScrollRegistry)
-	bridgeL2BatchesTxsCreatedRateMeter = geth_metrics.NewRegisteredMeter("bridge/l2/batches/txs/created/rate", metrics.ScrollRegistry)
-	bridgeL2BatchesGasCreatedRateMeter = geth_metrics.NewRegisteredMeter("bridge/l2/batches/gas/created/rate", metrics.ScrollRegistry)
 )
 
 // AddBatchInfoToDB inserts the batch information to the BlockBatch table and updates the batch_hash
@@ -78,17 +67,18 @@ type BatchProposer struct {
 	batchCommitTimeSec       uint64
 	commitCalldataSizeLimit  uint64
 	batchDataBufferSizeLimit uint64
-	commitCalldataMinSize    uint64
 
 	proofGenerationFreq uint64
 	batchDataBuffer     []*types.BatchData
-	relayer             *relayer.Layer2Relayer
+	relayer             *Layer2Relayer
 
 	piCfg *types.PublicInputHashConfig
+
+	stopCh chan struct{}
 }
 
 // NewBatchProposer will return a new instance of BatchProposer.
-func NewBatchProposer(ctx context.Context, cfg *config.BatchProposerConfig, relayer *relayer.Layer2Relayer, orm database.OrmFactory) *BatchProposer {
+func NewBatchProposer(ctx context.Context, cfg *config.BatchProposerConfig, relayer *Layer2Relayer, orm database.OrmFactory) *BatchProposer {
 	p := &BatchProposer{
 		mutex:                    sync.Mutex{},
 		ctx:                      ctx,
@@ -99,22 +89,58 @@ func NewBatchProposer(ctx context.Context, cfg *config.BatchProposerConfig, rela
 		batchBlocksLimit:         cfg.BatchBlocksLimit,
 		batchCommitTimeSec:       cfg.BatchCommitTimeSec,
 		commitCalldataSizeLimit:  cfg.CommitTxCalldataSizeLimit,
-		commitCalldataMinSize:    cfg.CommitTxCalldataMinSize,
 		batchDataBufferSizeLimit: 100*cfg.CommitTxCalldataSizeLimit + 1*1024*1024, // @todo: determine the value.
 		proofGenerationFreq:      cfg.ProofGenerationFreq,
 		piCfg:                    cfg.PublicInputConfig,
 		relayer:                  relayer,
+		stopCh:                   make(chan struct{}),
 	}
 
 	// for graceful restart.
 	p.recoverBatchDataBuffer()
 
 	// try to commit the leftover pending batches
-	p.TryCommitBatches()
+	p.tryCommitBatches()
 
 	return p
 }
 
+// Start the Listening process
+func (p *BatchProposer) Start() {
+	go func() {
+		if reflect.ValueOf(p.orm).IsNil() {
+			panic("must run BatchProposer with DB")
+		}
+
+		ctx, cancel := context.WithCancel(p.ctx)
+
+		// batch proposer loop
+		go func(ctx context.Context) {
+			ticker := time.NewTicker(2 * time.Second)
+			defer ticker.Stop()
+
+			for {
+				select {
+				case <-ctx.Done():
+					return
+
+				case <-ticker.C:
+					p.tryProposeBatch()
+					p.tryCommitBatches()
+				}
+			}
+		}(ctx)
+
+		<-p.stopCh
+		cancel()
+	}()
+}
+
+// Stop the Watcher module, for a graceful shutdown.
+func (p *BatchProposer) Stop() {
+	p.stopCh <- struct{}{}
+}
+
 func (p *BatchProposer) recoverBatchDataBuffer() {
 	// batches are sorted by batch index in increasing order
 	batchHashes, err := p.orm.GetPendingBatches(math.MaxInt32)
@@ -186,12 +212,11 @@ func (p *BatchProposer) recoverBatchDataBuffer() {
 	}
 }
 
-// TryProposeBatch will try to propose a batch.
-func (p *BatchProposer) TryProposeBatch() {
+func (p *BatchProposer) tryProposeBatch() {
 	p.mutex.Lock()
 	defer p.mutex.Unlock()
 
-	for p.getBatchDataBufferSize() < p.batchDataBufferSizeLimit {
+	if p.getBatchDataBufferSize() < p.batchDataBufferSizeLimit {
 		blocks, err := p.orm.GetUnbatchedL2Blocks(
 			map[string]interface{}{},
 			fmt.Sprintf("order by number ASC LIMIT %d", p.batchBlocksLimit),
@@ -201,23 +226,11 @@ func (p *BatchProposer) TryProposeBatch() {
 			return
 		}
 
-		batchCreated := p.proposeBatch(blocks)
-
-		// while size of batchDataBuffer < commitCalldataMinSize,
-		// proposer keeps fetching and porposing batches.
-		if p.getBatchDataBufferSize() >= p.commitCalldataMinSize {
-			return
-		}
-
-		if !batchCreated {
-			// wait for watcher to insert l2 traces.
-			time.Sleep(time.Second)
-		}
+		p.proposeBatch(blocks)
 	}
 }
 
-// TryCommitBatches will try to commit the pending batches.
-func (p *BatchProposer) TryCommitBatches() {
+func (p *BatchProposer) tryCommitBatches() {
 	p.mutex.Lock()
 	defer p.mutex.Unlock()
 
@@ -257,40 +270,29 @@ func (p *BatchProposer) TryCommitBatches() {
 		log.Error("SendCommitTx failed", "error", err)
 	} else {
 		// pop the processed batches from the buffer
-		bridgeL2BatchesCommitTotalCounter.Inc(1)
 		p.batchDataBuffer = p.batchDataBuffer[index:]
 	}
 }
 
-func (p *BatchProposer) proposeBatch(blocks []*types.BlockInfo) bool {
+func (p *BatchProposer) proposeBatch(blocks []*types.BlockInfo) {
 	if len(blocks) == 0 {
-		return false
+		return
 	}
 
 	if blocks[0].GasUsed > p.batchGasThreshold {
-		bridgeL2BatchesGasOverThresholdTotalCounter.Inc(1)
 		log.Warn("gas overflow even for only 1 block", "height", blocks[0].Number, "gas", blocks[0].GasUsed)
 		if err := p.createBatchForBlocks(blocks[:1]); err != nil {
 			log.Error("failed to create batch", "number", blocks[0].Number, "err", err)
-		} else {
-			bridgeL2BatchesTxsCreatedRateMeter.Mark(int64(blocks[0].TxNum))
-			bridgeL2BatchesGasCreatedRateMeter.Mark(int64(blocks[0].GasUsed))
-			bridgeL2BatchesCreatedRateMeter.Mark(1)
 		}
-		return true
+		return
 	}
 
 	if blocks[0].TxNum > p.batchTxNumThreshold {
-		bridgeL2BatchesTxsOverThresholdTotalCounter.Inc(1)
 		log.Warn("too many txs even for only 1 block", "height", blocks[0].Number, "tx_num", blocks[0].TxNum)
 		if err := p.createBatchForBlocks(blocks[:1]); err != nil {
 			log.Error("failed to create batch", "number", blocks[0].Number, "err", err)
-		} else {
-			bridgeL2BatchesTxsCreatedRateMeter.Mark(int64(blocks[0].TxNum))
-			bridgeL2BatchesGasCreatedRateMeter.Mark(int64(blocks[0].GasUsed))
-			bridgeL2BatchesCreatedRateMeter.Mark(1)
 		}
-		return true
+		return
 	}
 
 	var gasUsed, txNum uint64
@@ -310,18 +312,12 @@ func (p *BatchProposer) proposeBatch(blocks []*types.BlockInfo) bool {
 	// if it's not old enough we will skip proposing the batch,
 	// otherwise we will still propose a batch
 	if !reachThreshold && blocks[0].BlockTimestamp+p.batchTimeSec > uint64(time.Now().Unix()) {
-		return false
+		return
 	}
 
 	if err := p.createBatchForBlocks(blocks); err != nil {
 		log.Error("failed to create batch", "from", blocks[0].Number, "to", blocks[len(blocks)-1].Number, "err", err)
-	} else {
-		bridgeL2BatchesTxsCreatedRateMeter.Mark(int64(txNum))
-		bridgeL2BatchesGasCreatedRateMeter.Mark(int64(gasUsed))
-		bridgeL2BatchesCreatedRateMeter.Mark(int64(len(blocks)))
 	}
-
-	return true
 }
 
 func (p *BatchProposer) createBatchForBlocks(blocks []*types.BlockInfo) error {
@@ -347,16 +343,16 @@ func (p *BatchProposer) createBatchForBlocks(blocks []*types.BlockInfo) error {
 }
 
 func (p *BatchProposer) generateBatchData(parentBatch *types.BlockBatch, blocks []*types.BlockInfo) (*types.BatchData, error) {
-	var wrappedBlocks []*types.WrappedBlock
+	var traces []*geth_types.BlockTrace
 	for _, block := range blocks {
-		trs, err := p.orm.GetL2WrappedBlocks(map[string]interface{}{"hash": block.Hash})
+		trs, err := p.orm.GetL2BlockTraces(map[string]interface{}{"hash": block.Hash})
 		if err != nil || len(trs) != 1 {
 			log.Error("Failed to GetBlockTraces", "hash", block.Hash, "err", err)
 			return nil, err
 		}
-		wrappedBlocks = append(wrappedBlocks, trs[0])
+		traces = append(traces, trs[0])
 	}
-	return types.NewBatchData(parentBatch, wrappedBlocks, p.piCfg), nil
+	return types.NewBatchData(parentBatch, traces, p.piCfg), nil
 }
 
 func (p *BatchProposer) getBatchDataBufferSize() (size uint64) {

bridge/l2/batch_proposer_test.go

@@ -1,4 +1,4 @@
-package watcher_test
+package l2
 
 import (
 	"context"
@@ -6,14 +6,13 @@ import (
 	"math"
 	"testing"
 
+	geth_types "github.com/scroll-tech/go-ethereum/core/types"
 	"github.com/stretchr/testify/assert"
 
 	"scroll-tech/database"
 	"scroll-tech/database/migrate"
 
 	"scroll-tech/bridge/config"
-	"scroll-tech/bridge/relayer"
-	"scroll-tech/bridge/watcher"
 
 	"scroll-tech/common/types"
 )
@@ -23,32 +22,27 @@ func testBatchProposerProposeBatch(t *testing.T) {
 	db, err := database.NewOrmFactory(cfg.DBConfig)
 	assert.NoError(t, err)
 	assert.NoError(t, migrate.ResetDB(db.GetDB().DB))
-	ctx := context.Background()
-	subCtx, cancel := context.WithCancel(ctx)
-
-	defer func() {
-		cancel()
-		db.Close()
-	}()
+	defer db.Close()
 
 	// Insert traces into db.
-	assert.NoError(t, db.InsertWrappedBlocks([]*types.WrappedBlock{wrappedBlock1}))
+	assert.NoError(t, db.InsertL2BlockTraces([]*geth_types.BlockTrace{blockTrace1}))
 
 	l2cfg := cfg.L2Config
-	wc := watcher.NewL2WatcherClient(context.Background(), l2Cli, l2cfg.Confirmations, l2cfg.L2MessengerAddress, l2cfg.L2MessageQueueAddress, l2cfg.WithdrawTrieRootSlot, db)
-	loopToFetchEvent(subCtx, wc)
+	wc := NewL2WatcherClient(context.Background(), l2Cli, l2cfg.Confirmations, l2cfg.L2MessengerAddress, l2cfg.L2MessageQueueAddress, db)
+	wc.Start()
+	defer wc.Stop()
 
-	relayer, err := relayer.NewLayer2Relayer(context.Background(), l2Cli, db, cfg.L2Config.RelayerConfig)
+	relayer, err := NewLayer2Relayer(context.Background(), l2Cli, db, cfg.L2Config.RelayerConfig)
 	assert.NoError(t, err)
 
-	proposer := watcher.NewBatchProposer(context.Background(), &config.BatchProposerConfig{
+	proposer := NewBatchProposer(context.Background(), &config.BatchProposerConfig{
 		ProofGenerationFreq: 1,
 		BatchGasThreshold:   3000000,
 		BatchTxNumThreshold: 135,
 		BatchTimeSec:        1,
 		BatchBlocksLimit:    100,
 	}, relayer, db)
-	proposer.TryProposeBatch()
+	proposer.tryProposeBatch()
 
 	infos, err := db.GetUnbatchedL2Blocks(map[string]interface{}{},
 		fmt.Sprintf("order by number ASC LIMIT %d", 100))
@@ -67,11 +61,11 @@ func testBatchProposerGracefulRestart(t *testing.T) {
 	assert.NoError(t, migrate.ResetDB(db.GetDB().DB))
 	defer db.Close()
 
-	relayer, err := relayer.NewLayer2Relayer(context.Background(), l2Cli, db, cfg.L2Config.RelayerConfig)
+	relayer, err := NewLayer2Relayer(context.Background(), l2Cli, db, cfg.L2Config.RelayerConfig)
 	assert.NoError(t, err)
 
 	// Insert traces into db.
-	assert.NoError(t, db.InsertWrappedBlocks([]*types.WrappedBlock{wrappedBlock2}))
+	assert.NoError(t, db.InsertL2BlockTraces([]*geth_types.BlockTrace{blockTrace2}))
 
 	// Insert block batch into db.
 	dbTx, err := db.Beginx()
@@ -91,7 +85,7 @@ func testBatchProposerGracefulRestart(t *testing.T) {
 	assert.Equal(t, 1, len(batchHashes))
 	assert.Equal(t, batchData2.Hash().Hex(), batchHashes[0])
 	// test p.recoverBatchDataBuffer().
-	_ = watcher.NewBatchProposer(context.Background(), &config.BatchProposerConfig{
+	_ = NewBatchProposer(context.Background(), &config.BatchProposerConfig{
 		ProofGenerationFreq: 1,
 		BatchGasThreshold:   3000000,
 		BatchTxNumThreshold: 135,

bridge/l2/check_trace.go

@@ -1,4 +1,4 @@
-package utils
+package l2
 
 import (
 	"fmt"

bridge/l2/l2_test.go

@@ -0,0 +1,135 @@
+package l2
+
+import (
+	"encoding/json"
+	"fmt"
+	"os"
+	"testing"
+
+	geth_types "github.com/scroll-tech/go-ethereum/core/types"
+	"github.com/scroll-tech/go-ethereum/ethclient"
+	"github.com/stretchr/testify/assert"
+
+	"scroll-tech/common/docker"
+	"scroll-tech/common/types"
+
+	"scroll-tech/bridge/config"
+)
+
+var (
+	// config
+	cfg *config.Config
+
+	// docker consider handler.
+	l1gethImg docker.ImgInstance
+	l2gethImg docker.ImgInstance
+	dbImg     docker.ImgInstance
+
+	// l2geth client
+	l2Cli *ethclient.Client
+
+	// block trace
+	blockTrace1 *geth_types.BlockTrace
+	blockTrace2 *geth_types.BlockTrace
+
+	// batch data
+	batchData1 *types.BatchData
+	batchData2 *types.BatchData
+)
+
+func setupEnv(t *testing.T) (err error) {
+	// Load config.
+	cfg, err = config.NewConfig("../config.json")
+	assert.NoError(t, err)
+
+	// Create l1geth container.
+	l1gethImg = docker.NewTestL1Docker(t)
+	cfg.L2Config.RelayerConfig.SenderConfig.Endpoint = l1gethImg.Endpoint()
+	cfg.L1Config.Endpoint = l1gethImg.Endpoint()
+
+	// Create l2geth container.
+	l2gethImg = docker.NewTestL2Docker(t)
+	cfg.L1Config.RelayerConfig.SenderConfig.Endpoint = l2gethImg.Endpoint()
+	cfg.L2Config.Endpoint = l2gethImg.Endpoint()
+
+	// Create db container.
+	dbImg = docker.NewTestDBDocker(t, cfg.DBConfig.DriverName)
+	cfg.DBConfig.DSN = dbImg.Endpoint()
+
+	// Create l2geth client.
+	l2Cli, err = ethclient.Dial(cfg.L2Config.Endpoint)
+	assert.NoError(t, err)
+
+	templateBlockTrace1, err := os.ReadFile("../../common/testdata/blockTrace_02.json")
+	if err != nil {
+		return err
+	}
+	// unmarshal blockTrace
+	blockTrace1 = &geth_types.BlockTrace{}
+	if err = json.Unmarshal(templateBlockTrace1, blockTrace1); err != nil {
+		return err
+	}
+
+	parentBatch1 := &types.BlockBatch{
+		Index: 1,
+		Hash:  "0x0000000000000000000000000000000000000000",
+	}
+	batchData1 = types.NewBatchData(parentBatch1, []*geth_types.BlockTrace{blockTrace1}, nil)
+
+	templateBlockTrace2, err := os.ReadFile("../../common/testdata/blockTrace_03.json")
+	if err != nil {
+		return err
+	}
+	// unmarshal blockTrace
+	blockTrace2 = &geth_types.BlockTrace{}
+	if err = json.Unmarshal(templateBlockTrace2, blockTrace2); err != nil {
+		return err
+	}
+	parentBatch2 := &types.BlockBatch{
+		Index: batchData1.Batch.BatchIndex,
+		Hash:  batchData1.Hash().Hex(),
+	}
+	batchData2 = types.NewBatchData(parentBatch2, []*geth_types.BlockTrace{blockTrace2}, nil)
+
+	fmt.Printf("batchhash1 = %x\n", batchData1.Hash())
+	fmt.Printf("batchhash2 = %x\n", batchData2.Hash())
+
+	return err
+}
+
+func free(t *testing.T) {
+	if dbImg != nil {
+		assert.NoError(t, dbImg.Stop())
+	}
+	if l1gethImg != nil {
+		assert.NoError(t, l1gethImg.Stop())
+	}
+	if l2gethImg != nil {
+		assert.NoError(t, l2gethImg.Stop())
+	}
+}
+
+func TestFunction(t *testing.T) {
+	if err := setupEnv(t); err != nil {
+		t.Fatal(err)
+	}
+
+	// Run l2 watcher test cases.
+	t.Run("TestCreateNewWatcherAndStop", testCreateNewWatcherAndStop)
+	t.Run("TestMonitorBridgeContract", testMonitorBridgeContract)
+	t.Run("TestFetchMultipleSentMessageInOneBlock", testFetchMultipleSentMessageInOneBlock)
+
+	// Run l2 relayer test cases.
+	t.Run("TestCreateNewRelayer", testCreateNewRelayer)
+	t.Run("TestL2RelayerProcessSaveEvents", testL2RelayerProcessSaveEvents)
+	t.Run("TestL2RelayerProcessCommittedBatches", testL2RelayerProcessCommittedBatches)
+	t.Run("TestL2RelayerSkipBatches", testL2RelayerSkipBatches)
+
+	// Run batch proposer test cases.
+	t.Run("TestBatchProposerProposeBatch", testBatchProposerProposeBatch)
+	t.Run("TestBatchProposerGracefulRestart", testBatchProposerGracefulRestart)
+
+	t.Cleanup(func() {
+		free(t)
+	})
+}

bridge/l2/relayer.go

@@ -1,4 +1,4 @@
-package relayer
+package l2
 
 import (
 	"context"
@@ -7,18 +7,20 @@ import (
 	"math/big"
 	"runtime"
 	"sync"
+	"time"
+
+	// not sure if this will make problems when relay with l1geth
 
 	"github.com/scroll-tech/go-ethereum/accounts/abi"
 	"github.com/scroll-tech/go-ethereum/common"
 	"github.com/scroll-tech/go-ethereum/crypto"
 	"github.com/scroll-tech/go-ethereum/ethclient"
 	"github.com/scroll-tech/go-ethereum/log"
-	geth_metrics "github.com/scroll-tech/go-ethereum/metrics"
 	"golang.org/x/sync/errgroup"
 	"modernc.org/mathutil"
 
-	"scroll-tech/common/metrics"
 	"scroll-tech/common/types"
+
 	"scroll-tech/database"
 
 	bridge_abi "scroll-tech/bridge/abi"
@@ -27,14 +29,10 @@ import (
 	"scroll-tech/bridge/utils"
 )
 
-var (
-	bridgeL2MsgsRelayedTotalCounter               = geth_metrics.NewRegisteredCounter("bridge/l2/msgs/relayed/total", metrics.ScrollRegistry)
-	bridgeL2BatchesFinalizedTotalCounter          = geth_metrics.NewRegisteredCounter("bridge/l2/batches/finalized/total", metrics.ScrollRegistry)
-	bridgeL2BatchesCommittedTotalCounter          = geth_metrics.NewRegisteredCounter("bridge/l2/batches/committed/total", metrics.ScrollRegistry)
-	bridgeL2MsgsRelayedConfirmedTotalCounter      = geth_metrics.NewRegisteredCounter("bridge/l2/msgs/relayed/confirmed/total", metrics.ScrollRegistry)
-	bridgeL2BatchesFinalizedConfirmedTotalCounter = geth_metrics.NewRegisteredCounter("bridge/l2/batches/finalized/confirmed/total", metrics.ScrollRegistry)
-	bridgeL2BatchesCommittedConfirmedTotalCounter = geth_metrics.NewRegisteredCounter("bridge/l2/batches/committed/confirmed/total", metrics.ScrollRegistry)
-	bridgeL2BatchesSkippedTotalCounter            = geth_metrics.NewRegisteredCounter("bridge/l2/batches/skipped/total", metrics.ScrollRegistry)
+const (
+	gasPriceDiffPrecision = 1000000
+
+	defaultGasPriceDiff = 50000 // 5%
 )
 
 // Layer2Relayer is responsible for
@@ -52,16 +50,17 @@ type Layer2Relayer struct {
 	cfg *config.RelayerConfig
 
 	messageSender  *sender.Sender
+	messageCh      <-chan *sender.Confirmation
 	l1MessengerABI *abi.ABI
 
 	rollupSender *sender.Sender
+	rollupCh     <-chan *sender.Confirmation
 	l1RollupABI  *abi.ABI
 
 	gasOracleSender *sender.Sender
+	gasOracleCh     <-chan *sender.Confirmation
 	l2GasOracleABI  *abi.ABI
 
-	minGasLimitForMessageRelay uint64
-
 	lastGasPrice uint64
 	minGasPrice  uint64
 	gasPriceDiff uint64
@@ -77,6 +76,8 @@ type Layer2Relayer struct {
 	// A list of processing batch finalization.
 	// key(string): confirmation ID, value(string): batch hash.
 	processingFinalization sync.Map
+
+	stopCh chan struct{}
 }
 
 // NewLayer2Relayer will return a new instance of Layer2RelayerClient
@@ -110,28 +111,24 @@ func NewLayer2Relayer(ctx context.Context, l2Client *ethclient.Client, db databa
 		gasPriceDiff = defaultGasPriceDiff
 	}
 
-	minGasLimitForMessageRelay := uint64(defaultL2MessageRelayMinGasLimit)
-	if cfg.MessageRelayMinGasLimit != 0 {
-		minGasLimitForMessageRelay = cfg.MessageRelayMinGasLimit
-	}
-
-	layer2Relayer := &Layer2Relayer{
+	return &Layer2Relayer{
 		ctx: ctx,
 		db:  db,
 
 		l2Client: l2Client,
 
 		messageSender:  messageSender,
+		messageCh:      messageSender.ConfirmChan(),
 		l1MessengerABI: bridge_abi.L1ScrollMessengerABI,
 
 		rollupSender: rollupSender,
+		rollupCh:     rollupSender.ConfirmChan(),
 		l1RollupABI:  bridge_abi.ScrollChainABI,
 
 		gasOracleSender: gasOracleSender,
+		gasOracleCh:     gasOracleSender.ConfirmChan(),
 		l2GasOracleABI:  bridge_abi.L2GasPriceOracleABI,
 
-		minGasLimitForMessageRelay: minGasLimitForMessageRelay,
-
 		minGasPrice:  minGasPrice,
 		gasPriceDiff: gasPriceDiff,
 
@@ -139,9 +136,8 @@ func NewLayer2Relayer(ctx context.Context, l2Client *ethclient.Client, db databa
 		processingMessage:           sync.Map{},
 		processingBatchesCommitment: sync.Map{},
 		processingFinalization:      sync.Map{},
-	}
-	go layer2Relayer.handleConfirmLoop(ctx)
-	return layer2Relayer, nil
+		stopCh:                      make(chan struct{}),
+	}, nil
 }
 
 const processMsgLimit = 100
@@ -225,7 +221,7 @@ func (r *Layer2Relayer) processSavedEvent(msg *types.L2Message) error {
 		return err
 	}
 
-	hash, err := r.messageSender.SendTransaction(msg.MsgHash, &r.cfg.MessengerContractAddress, big.NewInt(0), data, r.minGasLimitForMessageRelay)
+	hash, err := r.messageSender.SendTransaction(msg.MsgHash, &r.cfg.MessengerContractAddress, big.NewInt(0), data)
 	if err != nil && err.Error() == "execution reverted: Message expired" {
 		return r.db.UpdateLayer2Status(r.ctx, msg.MsgHash, types.MsgExpired)
 	}
@@ -238,7 +234,6 @@ func (r *Layer2Relayer) processSavedEvent(msg *types.L2Message) error {
 		}
 		return err
 	}
-	bridgeL2MsgsRelayedTotalCounter.Inc(1)
 	log.Info("relayMessageWithProof to layer1", "msgHash", msg.MsgHash, "txhash", hash.String())
 
 	// save status in db
@@ -277,7 +272,7 @@ func (r *Layer2Relayer) ProcessGasPriceOracle() {
 				return
 			}
 
-			hash, err := r.gasOracleSender.SendTransaction(batch.Hash, &r.cfg.GasPriceOracleContractAddress, big.NewInt(0), data, 0)
+			hash, err := r.gasOracleSender.SendTransaction(batch.Hash, &r.cfg.GasPriceOracleContractAddress, big.NewInt(0), data)
 			if err != nil {
 				if !errors.Is(err, sender.ErrNoAvailableAccount) {
 					log.Error("Failed to send setL2BaseFee tx to layer2 ", "batch.Hash", batch.Hash, "err", err)
@@ -323,14 +318,13 @@ func (r *Layer2Relayer) SendCommitTx(batchData []*types.BatchData) error {
 		bytes = append(bytes, batch.Hash().Bytes()...)
 	}
 	txID := crypto.Keccak256Hash(bytes).String()
-	txHash, err := r.rollupSender.SendTransaction(txID, &r.cfg.RollupContractAddress, big.NewInt(0), calldata, 0)
+	txHash, err := r.rollupSender.SendTransaction(txID, &r.cfg.RollupContractAddress, big.NewInt(0), calldata)
 	if err != nil {
 		if !errors.Is(err, sender.ErrNoAvailableAccount) {
 			log.Error("Failed to send commitBatches tx to layer1 ", "err", err)
 		}
 		return err
 	}
-	bridgeL2BatchesCommittedTotalCounter.Inc(int64(len(commitBatches)))
 	log.Info("Sent the commitBatches tx to layer1",
 		"tx_hash", txHash.Hex(),
 		"start_batch_index", commitBatches[0].BatchIndex,
@@ -356,34 +350,26 @@ func (r *Layer2Relayer) ProcessCommittedBatches() {
 		log.Error("UpdateSkippedBatches failed", "err", err)
 		// continue anyway
 	} else if count > 0 {
-		bridgeL2BatchesSkippedTotalCounter.Inc(count)
 		log.Info("Skipping batches", "count", count)
 	}
 
 	// batches are sorted by batch index in increasing order
-	batchHashes, err := r.db.GetCommittedBatches(1)
+	batches, err := r.db.GetCommittedBatches(1)
 	if err != nil {
 		log.Error("Failed to fetch committed L2 batches", "err", err)
 		return
 	}
-	if len(batchHashes) == 0 {
+	if len(batches) == 0 {
 		return
 	}
-	hash := batchHashes[0]
+	hash := batches[0]
 	// @todo add support to relay multiple batches
 
-	batches, err := r.db.GetBlockBatches(map[string]interface{}{"hash": hash}, "LIMIT 1")
+	status, err := r.db.GetProvingStatusByHash(hash)
 	if err != nil {
-		log.Error("Failed to fetch committed L2 batch", "hash", hash, "err", err)
+		log.Error("GetProvingStatusByHash failed", "hash", hash, "err", err)
 		return
 	}
-	if len(batches) == 0 {
-		log.Error("Unexpected result for GetBlockBatches", "hash", hash, "len", 0)
-		return
-	}
-
-	batch := batches[0]
-	status := batch.ProvingStatus
 
 	switch status {
 	case types.ProvingTaskUnassigned, types.ProvingTaskAssigned:
@@ -406,34 +392,6 @@ func (r *Layer2Relayer) ProcessCommittedBatches() {
 		log.Info("Start to roll up zk proof", "hash", hash)
 		success := false
 
-		previousBatch, err := r.db.GetLatestFinalizingOrFinalizedBatch()
-
-		// skip submitting proof
-		if err == nil && uint64(batch.CreatedAt.Sub(*previousBatch.CreatedAt).Seconds()) < r.cfg.FinalizeBatchIntervalSec {
-			log.Info(
-				"Not enough time passed, skipping",
-				"hash", hash,
-				"createdAt", batch.CreatedAt,
-				"lastFinalizingHash", previousBatch.Hash,
-				"lastFinalizingStatus", previousBatch.RollupStatus,
-				"lastFinalizingCreatedAt", previousBatch.CreatedAt,
-			)
-
-			if err = r.db.UpdateRollupStatus(r.ctx, hash, types.RollupFinalizationSkipped); err != nil {
-				log.Warn("UpdateRollupStatus failed", "hash", hash, "err", err)
-			} else {
-				success = true
-			}
-
-			return
-		}
-
-		// handle unexpected db error
-		if err != nil && err.Error() != "sql: no rows in result set" {
-			log.Error("Failed to get latest finalized batch", "err", err)
-			return
-		}
-
 		defer func() {
 			// TODO: need to revisit this and have a more fine-grained error handling
 			if !success {
@@ -472,7 +430,7 @@ func (r *Layer2Relayer) ProcessCommittedBatches() {
 
 		txID := hash + "-finalize"
 		// add suffix `-finalize` to avoid duplication with commit tx in unit tests
-		txHash, err := r.rollupSender.SendTransaction(txID, &r.cfg.RollupContractAddress, big.NewInt(0), data, 0)
+		txHash, err := r.rollupSender.SendTransaction(txID, &r.cfg.RollupContractAddress, big.NewInt(0), data)
 		finalizeTxHash := &txHash
 		if err != nil {
 			if !errors.Is(err, sender.ErrNoAvailableAccount) {
@@ -480,7 +438,6 @@ func (r *Layer2Relayer) ProcessCommittedBatches() {
 			}
 			return
 		}
-		bridgeL2BatchesFinalizedTotalCounter.Inc(1)
 		log.Info("finalizeBatchWithProof in layer1", "batch_hash", hash, "tx_hash", hash)
 
 		// record and sync with db, @todo handle db error
@@ -498,95 +455,108 @@ func (r *Layer2Relayer) ProcessCommittedBatches() {
 	}
 }
 
+// Start the relayer process
+func (r *Layer2Relayer) Start() {
+	loop := func(ctx context.Context, f func()) {
+		ticker := time.NewTicker(time.Second)
+		defer ticker.Stop()
+
+		for {
+			select {
+			case <-ctx.Done():
+				return
+			case <-ticker.C:
+				f()
+			}
+		}
+	}
+
+	go func() {
+		ctx, cancel := context.WithCancel(r.ctx)
+
+		go loop(ctx, r.ProcessSavedEvents)
+		go loop(ctx, r.ProcessCommittedBatches)
+		go loop(ctx, r.ProcessGasPriceOracle)
+
+		go func(ctx context.Context) {
+			for {
+				select {
+				case <-ctx.Done():
+					return
+				case confirmation := <-r.messageCh:
+					r.handleConfirmation(confirmation)
+				case confirmation := <-r.rollupCh:
+					r.handleConfirmation(confirmation)
+				case cfm := <-r.gasOracleCh:
+					if !cfm.IsSuccessful {
+						// @discuss: maybe make it pending again?
+						err := r.db.UpdateL2GasOracleStatusAndOracleTxHash(r.ctx, cfm.ID, types.GasOracleFailed, cfm.TxHash.String())
+						if err != nil {
+							log.Warn("UpdateL2GasOracleStatusAndOracleTxHash failed", "err", err)
+						}
+						log.Warn("transaction confirmed but failed in layer1", "confirmation", cfm)
+					} else {
+						// @todo handle db error
+						err := r.db.UpdateL2GasOracleStatusAndOracleTxHash(r.ctx, cfm.ID, types.GasOracleImported, cfm.TxHash.String())
+						if err != nil {
+							log.Warn("UpdateL2GasOracleStatusAndOracleTxHash failed", "err", err)
+						}
+						log.Info("transaction confirmed in layer1", "confirmation", cfm)
+					}
+				}
+			}
+		}(ctx)
+
+		<-r.stopCh
+		cancel()
+	}()
+}
+
+// Stop the relayer module, for a graceful shutdown.
+func (r *Layer2Relayer) Stop() {
+	close(r.stopCh)
+}
+
 func (r *Layer2Relayer) handleConfirmation(confirmation *sender.Confirmation) {
+	if !confirmation.IsSuccessful {
+		log.Warn("transaction confirmed but failed in layer1", "confirmation", confirmation)
+		return
+	}
+
 	transactionType := "Unknown"
 	// check whether it is message relay transaction
 	if msgHash, ok := r.processingMessage.Load(confirmation.ID); ok {
 		transactionType = "MessageRelay"
-		var status types.MsgStatus
-		if confirmation.IsSuccessful {
-			status = types.MsgConfirmed
-		} else {
-			status = types.MsgRelayFailed
-			log.Warn("transaction confirmed but failed in layer1", "confirmation", confirmation)
-		}
 		// @todo handle db error
-		err := r.db.UpdateLayer2StatusAndLayer1Hash(r.ctx, msgHash.(string), status, confirmation.TxHash.String())
+		err := r.db.UpdateLayer2StatusAndLayer1Hash(r.ctx, msgHash.(string), types.MsgConfirmed, confirmation.TxHash.String())
 		if err != nil {
 			log.Warn("UpdateLayer2StatusAndLayer1Hash failed", "msgHash", msgHash.(string), "err", err)
 		}
-		bridgeL2MsgsRelayedConfirmedTotalCounter.Inc(1)
 		r.processingMessage.Delete(confirmation.ID)
 	}
 
 	// check whether it is CommitBatches transaction
 	if batchBatches, ok := r.processingBatchesCommitment.Load(confirmation.ID); ok {
 		transactionType = "BatchesCommitment"
-		batchHashes := batchBatches.([]string)
-		var status types.RollupStatus
-		if confirmation.IsSuccessful {
-			status = types.RollupCommitted
-		} else {
-			status = types.RollupCommitFailed
-			log.Warn("transaction confirmed but failed in layer1", "confirmation", confirmation)
-		}
-		for _, batchHash := range batchHashes {
+		for _, batchHash := range batchBatches.([]string) {
 			// @todo handle db error
-			err := r.db.UpdateCommitTxHashAndRollupStatus(r.ctx, batchHash, confirmation.TxHash.String(), status)
+			err := r.db.UpdateCommitTxHashAndRollupStatus(r.ctx, batchHash, confirmation.TxHash.String(), types.RollupCommitted)
 			if err != nil {
 				log.Warn("UpdateCommitTxHashAndRollupStatus failed", "batch_hash", batchHash, "err", err)
 			}
 		}
-		bridgeL2BatchesCommittedConfirmedTotalCounter.Inc(int64(len(batchHashes)))
 		r.processingBatchesCommitment.Delete(confirmation.ID)
 	}
 
 	// check whether it is proof finalization transaction
 	if batchHash, ok := r.processingFinalization.Load(confirmation.ID); ok {
 		transactionType = "ProofFinalization"
-		var status types.RollupStatus
-		if confirmation.IsSuccessful {
-			status = types.RollupFinalized
-		} else {
-			status = types.RollupFinalizeFailed
-			log.Warn("transaction confirmed but failed in layer1", "confirmation", confirmation)
-		}
 		// @todo handle db error
-		err := r.db.UpdateFinalizeTxHashAndRollupStatus(r.ctx, batchHash.(string), confirmation.TxHash.String(), status)
+		err := r.db.UpdateFinalizeTxHashAndRollupStatus(r.ctx, batchHash.(string), confirmation.TxHash.String(), types.RollupFinalized)
 		if err != nil {
 			log.Warn("UpdateFinalizeTxHashAndRollupStatus failed", "batch_hash", batchHash.(string), "err", err)
 		}
-		bridgeL2BatchesFinalizedConfirmedTotalCounter.Inc(1)
 		r.processingFinalization.Delete(confirmation.ID)
 	}
 	log.Info("transaction confirmed in layer1", "type", transactionType, "confirmation", confirmation)
 }
-
-func (r *Layer2Relayer) handleConfirmLoop(ctx context.Context) {
-	for {
-		select {
-		case <-ctx.Done():
-			return
-		case confirmation := <-r.messageSender.ConfirmChan():
-			r.handleConfirmation(confirmation)
-		case confirmation := <-r.rollupSender.ConfirmChan():
-			r.handleConfirmation(confirmation)
-		case cfm := <-r.gasOracleSender.ConfirmChan():
-			if !cfm.IsSuccessful {
-				// @discuss: maybe make it pending again?
-				err := r.db.UpdateL2GasOracleStatusAndOracleTxHash(r.ctx, cfm.ID, types.GasOracleFailed, cfm.TxHash.String())
-				if err != nil {
-					log.Warn("UpdateL2GasOracleStatusAndOracleTxHash failed", "err", err)
-				}
-				log.Warn("transaction confirmed but failed in layer1", "confirmation", cfm)
-			} else {
-				// @todo handle db error
-				err := r.db.UpdateL2GasOracleStatusAndOracleTxHash(r.ctx, cfm.ID, types.GasOracleImported, cfm.TxHash.String())
-				if err != nil {
-					log.Warn("UpdateL2GasOracleStatusAndOracleTxHash failed", "err", err)
-				}
-				log.Info("transaction confirmed in layer1", "confirmation", cfm)
-			}
-		}
-	}
-}

bridge/l2/relayer_test.go

@@ -1,4 +1,4 @@
-package relayer_test
+package l2
 
 import (
 	"context"
@@ -14,8 +14,6 @@ import (
 
 	"scroll-tech/common/types"
 
-	"scroll-tech/bridge/relayer"
-
 	"scroll-tech/database"
 	"scroll-tech/database/migrate"
 )
@@ -41,9 +39,11 @@ func testCreateNewRelayer(t *testing.T) {
 	assert.NoError(t, migrate.ResetDB(db.GetDB().DB))
 	defer db.Close()
 
-	relayer, err := relayer.NewLayer2Relayer(context.Background(), l2Cli, db, cfg.L2Config.RelayerConfig)
+	relayer, err := NewLayer2Relayer(context.Background(), l2Cli, db, cfg.L2Config.RelayerConfig)
 	assert.NoError(t, err)
-	assert.NotNil(t, relayer)
+	defer relayer.Stop()
+
+	relayer.Start()
 }
 
 func testL2RelayerProcessSaveEvents(t *testing.T) {
@@ -54,29 +54,27 @@ func testL2RelayerProcessSaveEvents(t *testing.T) {
 	defer db.Close()
 
 	l2Cfg := cfg.L2Config
-	relayer, err := relayer.NewLayer2Relayer(context.Background(), l2Cli, db, l2Cfg.RelayerConfig)
+	relayer, err := NewLayer2Relayer(context.Background(), l2Cli, db, l2Cfg.RelayerConfig)
 	assert.NoError(t, err)
+	defer relayer.Stop()
 
 	err = db.SaveL2Messages(context.Background(), templateL2Message)
 	assert.NoError(t, err)
 
-	traces := []*types.WrappedBlock{
+	traces := []*geth_types.BlockTrace{
 		{
 			Header: &geth_types.Header{
 				Number: big.NewInt(int64(templateL2Message[0].Height)),
 			},
-			Transactions:     nil,
-			WithdrawTrieRoot: common.Hash{},
 		},
 		{
 			Header: &geth_types.Header{
 				Number: big.NewInt(int64(templateL2Message[0].Height + 1)),
 			},
-			Transactions:     nil,
-			WithdrawTrieRoot: common.Hash{},
 		},
 	}
-	assert.NoError(t, db.InsertWrappedBlocks(traces))
+	err = db.InsertL2BlockTraces(traces)
+	assert.NoError(t, err)
 
 	dbTx, err := db.Beginx()
 	assert.NoError(t, err)
@@ -103,8 +101,9 @@ func testL2RelayerProcessCommittedBatches(t *testing.T) {
 	defer db.Close()
 
 	l2Cfg := cfg.L2Config
-	relayer, err := relayer.NewLayer2Relayer(context.Background(), l2Cli, db, l2Cfg.RelayerConfig)
+	relayer, err := NewLayer2Relayer(context.Background(), l2Cli, db, l2Cfg.RelayerConfig)
 	assert.NoError(t, err)
+	defer relayer.Stop()
 
 	dbTx, err := db.Beginx()
 	assert.NoError(t, err)
@@ -138,8 +137,9 @@ func testL2RelayerSkipBatches(t *testing.T) {
 	defer db.Close()
 
 	l2Cfg := cfg.L2Config
-	relayer, err := relayer.NewLayer2Relayer(context.Background(), l2Cli, db, l2Cfg.RelayerConfig)
+	relayer, err := NewLayer2Relayer(context.Background(), l2Cli, db, l2Cfg.RelayerConfig)
 	assert.NoError(t, err)
+	defer relayer.Stop()
 
 	createBatch := func(rollupStatus types.RollupStatus, provingStatus types.ProvingStatus, index uint64) string {
 		dbTx, err := db.Beginx()
@@ -199,13 +199,13 @@ func genBatchData(t *testing.T, index uint64) *types.BatchData {
 	templateBlockTrace, err := os.ReadFile("../../common/testdata/blockTrace_02.json")
 	assert.NoError(t, err)
 	// unmarshal blockTrace
-	wrappedBlock := &types.WrappedBlock{}
-	err = json.Unmarshal(templateBlockTrace, wrappedBlock)
+	blockTrace := &geth_types.BlockTrace{}
+	err = json.Unmarshal(templateBlockTrace, blockTrace)
 	assert.NoError(t, err)
-	wrappedBlock.Header.ParentHash = common.HexToHash("0x" + strconv.FormatUint(index+1, 16))
+	blockTrace.Header.ParentHash = common.HexToHash("0x" + strconv.FormatUint(index+1, 16))
 	parentBatch := &types.BlockBatch{
 		Index: index,
 		Hash:  "0x0000000000000000000000000000000000000000",
 	}
-	return types.NewBatchData(parentBatch, []*types.WrappedBlock{wrappedBlock}, nil)
+	return types.NewBatchData(parentBatch, []*geth_types.BlockTrace{blockTrace}, nil)
 }

bridge/l2/watcher.go

@@ -1,43 +1,44 @@
-package watcher
+package l2
 
 import (
 	"context"
 	"errors"
 	"fmt"
 	"math/big"
+	"reflect"
+	"time"
 
 	geth "github.com/scroll-tech/go-ethereum"
 	"github.com/scroll-tech/go-ethereum/accounts/abi"
 	"github.com/scroll-tech/go-ethereum/common"
-	"github.com/scroll-tech/go-ethereum/common/hexutil"
 	geth_types "github.com/scroll-tech/go-ethereum/core/types"
 	"github.com/scroll-tech/go-ethereum/ethclient"
 	"github.com/scroll-tech/go-ethereum/event"
 	"github.com/scroll-tech/go-ethereum/log"
-	geth_metrics "github.com/scroll-tech/go-ethereum/metrics"
+	"github.com/scroll-tech/go-ethereum/metrics"
 	"github.com/scroll-tech/go-ethereum/rpc"
 
-	"scroll-tech/common/metrics"
-	"scroll-tech/common/types"
-	"scroll-tech/database"
-
 	bridge_abi "scroll-tech/bridge/abi"
 	"scroll-tech/bridge/utils"
+
+	"scroll-tech/common/types"
+
+	"scroll-tech/database"
 )
 
 // Metrics
 var (
-	bridgeL2MsgsSyncHeightGauge      = geth_metrics.NewRegisteredGauge("bridge/l2/msgs/sync/height", metrics.ScrollRegistry)
-	bridgeL2TracesFetchedHeightGauge = geth_metrics.NewRegisteredGauge("bridge/l2/traces/fetched/height", metrics.ScrollRegistry)
-	bridgeL2TracesFetchedGapGauge    = geth_metrics.NewRegisteredGauge("bridge/l2/traces/fetched/gap", metrics.ScrollRegistry)
-
-	bridgeL2MsgsSentEventsTotalCounter    = geth_metrics.NewRegisteredCounter("bridge/l2/msgs/sent/events/total", metrics.ScrollRegistry)
-	bridgeL2MsgsAppendEventsTotalCounter  = geth_metrics.NewRegisteredCounter("bridge/l2/msgs/append/events/total", metrics.ScrollRegistry)
-	bridgeL2MsgsRelayedEventsTotalCounter = geth_metrics.NewRegisteredCounter("bridge/l2/msgs/relayed/events/total", metrics.ScrollRegistry)
+	bridgeL2MsgSyncHeightGauge = metrics.NewRegisteredGauge("bridge/l2/msg/sync/height", nil)
 )
 
-// L2WatcherClient provide APIs which support others to subscribe to various event from l2geth
-type L2WatcherClient struct {
+type relayedMessage struct {
+	msgHash      common.Hash
+	txHash       common.Hash
+	isSuccessful bool
+}
+
+// WatcherClient provide APIs which support others to subscribe to various event from l2geth
+type WatcherClient struct {
 	ctx context.Context
 	event.Feed
 
@@ -50,25 +51,25 @@ type L2WatcherClient struct {
 	messengerAddress common.Address
 	messengerABI     *abi.ABI
 
-	messageQueueAddress  common.Address
-	messageQueueABI      *abi.ABI
-	withdrawTrieRootSlot common.Hash
+	messageQueueAddress common.Address
+	messageQueueABI     *abi.ABI
 
 	// The height of the block that the watcher has retrieved event logs
 	processedMsgHeight uint64
 
 	stopped uint64
+	stopCh  chan struct{}
 }
 
 // NewL2WatcherClient take a l2geth instance to generate a l2watcherclient instance
-func NewL2WatcherClient(ctx context.Context, client *ethclient.Client, confirmations rpc.BlockNumber, messengerAddress, messageQueueAddress common.Address, withdrawTrieRootSlot common.Hash, orm database.OrmFactory) *L2WatcherClient {
+func NewL2WatcherClient(ctx context.Context, client *ethclient.Client, confirmations rpc.BlockNumber, messengerAddress, messageQueueAddress common.Address, orm database.OrmFactory) *WatcherClient {
 	savedHeight, err := orm.GetLayer2LatestWatchedHeight()
 	if err != nil {
 		log.Warn("fetch height from db failed", "err", err)
 		savedHeight = 0
 	}
 
-	w := L2WatcherClient{
+	w := WatcherClient{
 		ctx:                ctx,
 		Client:             client,
 		orm:                orm,
@@ -78,10 +79,10 @@ func NewL2WatcherClient(ctx context.Context, client *ethclient.Client, confirmat
 		messengerAddress: messengerAddress,
 		messengerABI:     bridge_abi.L2ScrollMessengerABI,
 
-		messageQueueAddress:  messageQueueAddress,
-		messageQueueABI:      bridge_abi.L2MessageQueueABI,
-		withdrawTrieRootSlot: withdrawTrieRootSlot,
+		messageQueueAddress: messageQueueAddress,
+		messageQueueABI:     bridge_abi.L2MessageQueueABI,
 
+		stopCh:  make(chan struct{}),
 		stopped: 0,
 	}
 
@@ -93,7 +94,7 @@ func NewL2WatcherClient(ctx context.Context, client *ethclient.Client, confirmat
 	return &w
 }
 
-func (w *L2WatcherClient) initializeGenesis() error {
+func (w *WatcherClient) initializeGenesis() error {
 	if count, err := w.orm.GetBatchCount(); err != nil {
 		return fmt.Errorf("failed to get batch count: %v", err)
 	} else if count > 0 {
@@ -108,7 +109,15 @@ func (w *L2WatcherClient) initializeGenesis() error {
 
 	log.Info("retrieved L2 genesis header", "hash", genesis.Hash().String())
 
-	blockTrace := &types.WrappedBlock{Header: genesis, Transactions: nil, WithdrawTrieRoot: common.Hash{}}
+	blockTrace := &geth_types.BlockTrace{
+		Coinbase:         nil,
+		Header:           genesis,
+		Transactions:     []*geth_types.TransactionData{},
+		StorageTrace:     nil,
+		ExecutionResults: []*geth_types.ExecutionResult{},
+		MPTWitness:       nil,
+	}
+
 	batchData := types.NewGenesisBatchData(blockTrace)
 
 	if err = AddBatchInfoToDB(w.orm, batchData); err != nil {
@@ -131,16 +140,79 @@ func (w *L2WatcherClient) initializeGenesis() error {
 	return nil
 }
 
+// Start the Listening process
+func (w *WatcherClient) Start() {
+	go func() {
+		if reflect.ValueOf(w.orm).IsNil() {
+			panic("must run L2 watcher with DB")
+		}
+
+		ctx, cancel := context.WithCancel(w.ctx)
+
+		// trace fetcher loop
+		go func(ctx context.Context) {
+			ticker := time.NewTicker(2 * time.Second)
+			defer ticker.Stop()
+
+			for {
+				select {
+				case <-ctx.Done():
+					return
+
+				case <-ticker.C:
+					number, err := utils.GetLatestConfirmedBlockNumber(ctx, w.Client, w.confirmations)
+					if err != nil {
+						log.Error("failed to get block number", "err", err)
+						continue
+					}
+
+					w.tryFetchRunningMissingBlocks(ctx, number)
+				}
+			}
+		}(ctx)
+
+		// event fetcher loop
+		go func(ctx context.Context) {
+			ticker := time.NewTicker(2 * time.Second)
+			defer ticker.Stop()
+
+			for {
+				select {
+				case <-ctx.Done():
+					return
+
+				case <-ticker.C:
+					number, err := utils.GetLatestConfirmedBlockNumber(ctx, w.Client, w.confirmations)
+					if err != nil {
+						log.Error("failed to get block number", "err", err)
+						continue
+					}
+
+					w.FetchContractEvent(number)
+				}
+			}
+		}(ctx)
+
+		<-w.stopCh
+		cancel()
+	}()
+}
+
+// Stop the Watcher module, for a graceful shutdown.
+func (w *WatcherClient) Stop() {
+	w.stopCh <- struct{}{}
+}
+
 const blockTracesFetchLimit = uint64(10)
 
-// TryFetchRunningMissingBlocks try fetch missing blocks if inconsistent
-func (w *L2WatcherClient) TryFetchRunningMissingBlocks(ctx context.Context, blockHeight uint64) {
+// try fetch missing blocks if inconsistent
+func (w *WatcherClient) tryFetchRunningMissingBlocks(ctx context.Context, blockHeight uint64) {
 	// Get newest block in DB. must have blocks at that time.
 	// Don't use "block_trace" table "trace" column's BlockTrace.Number,
 	// because it might be empty if the corresponding rollup_result is finalized/finalization_skipped
-	heightInDB, err := w.orm.GetL2BlocksLatestHeight()
+	heightInDB, err := w.orm.GetL2BlockTracesLatestHeight()
 	if err != nil {
-		log.Error("failed to GetL2BlocksLatestHeight", "err", err)
+		log.Error("failed to GetL2BlockTracesLatestHeight", "err", err)
 		return
 	}
 
@@ -162,60 +234,25 @@ func (w *L2WatcherClient) TryFetchRunningMissingBlocks(ctx context.Context, bloc
 			log.Error("fail to getAndStoreBlockTraces", "from", from, "to", to, "err", err)
 			return
 		}
-		bridgeL2TracesFetchedHeightGauge.Update(int64(to))
-		bridgeL2TracesFetchedGapGauge.Update(int64(blockHeight - to))
 	}
 }
 
-func txsToTxsData(txs geth_types.Transactions) []*geth_types.TransactionData {
-	txsData := make([]*geth_types.TransactionData, len(txs))
-	for i, tx := range txs {
-		v, r, s := tx.RawSignatureValues()
-		txsData[i] = &geth_types.TransactionData{
-			Type:     tx.Type(),
-			TxHash:   tx.Hash().String(),
-			Nonce:    tx.Nonce(),
-			ChainId:  (*hexutil.Big)(tx.ChainId()),
-			Gas:      tx.Gas(),
-			GasPrice: (*hexutil.Big)(tx.GasPrice()),
-			To:       tx.To(),
-			Value:    (*hexutil.Big)(tx.Value()),
-			Data:     hexutil.Encode(tx.Data()),
-			IsCreate: tx.To() == nil,
-			V:        (*hexutil.Big)(v),
-			R:        (*hexutil.Big)(r),
-			S:        (*hexutil.Big)(s),
-		}
-	}
-	return txsData
-}
-
-func (w *L2WatcherClient) getAndStoreBlockTraces(ctx context.Context, from, to uint64) error {
-	var blocks []*types.WrappedBlock
+func (w *WatcherClient) getAndStoreBlockTraces(ctx context.Context, from, to uint64) error {
+	var traces []*geth_types.BlockTrace
 
 	for number := from; number <= to; number++ {
-		log.Debug("retrieving block", "height", number)
-		block, err2 := w.BlockByNumber(ctx, big.NewInt(int64(number)))
+		log.Debug("retrieving block trace", "height", number)
+		trace, err2 := w.GetBlockTraceByNumber(ctx, big.NewInt(int64(number)))
 		if err2 != nil {
-			return fmt.Errorf("failed to GetBlockByNumber: %v. number: %v", err2, number)
+			return fmt.Errorf("failed to GetBlockResultByHash: %v. number: %v", err2, number)
 		}
+		log.Info("retrieved block trace", "height", trace.Header.Number, "hash", trace.Header.Hash().String())
 
-		log.Info("retrieved block", "height", block.Header().Number, "hash", block.Header().Hash().String())
+		traces = append(traces, trace)
 
-		withdrawTrieRoot, err3 := w.StorageAt(ctx, w.messageQueueAddress, w.withdrawTrieRootSlot, big.NewInt(int64(number)))
-		if err3 != nil {
-			return fmt.Errorf("failed to get withdrawTrieRoot: %v. number: %v", err3, number)
-		}
-
-		blocks = append(blocks, &types.WrappedBlock{
-			Header:           block.Header(),
-			Transactions:     txsToTxsData(block.Transactions()),
-			WithdrawTrieRoot: common.BytesToHash(withdrawTrieRoot),
-		})
 	}
-
-	if len(blocks) > 0 {
-		if err := w.orm.InsertWrappedBlocks(blocks); err != nil {
+	if len(traces) > 0 {
+		if err := w.orm.InsertL2BlockTraces(traces); err != nil {
 			return fmt.Errorf("failed to batch insert BlockTraces: %v", err)
 		}
 	}
@@ -223,18 +260,14 @@ func (w *L2WatcherClient) getAndStoreBlockTraces(ctx context.Context, from, to u
 	return nil
 }
 
+const contractEventsBlocksFetchLimit = int64(10)
+
 // FetchContractEvent pull latest event logs from given contract address and save in DB
-func (w *L2WatcherClient) FetchContractEvent() {
+func (w *WatcherClient) FetchContractEvent(blockHeight uint64) {
 	defer func() {
 		log.Info("l2 watcher fetchContractEvent", "w.processedMsgHeight", w.processedMsgHeight)
 	}()
 
-	blockHeight, err := utils.GetLatestConfirmedBlockNumber(w.ctx, w.Client, w.confirmations)
-	if err != nil {
-		log.Error("failed to get block number", "err", err)
-		return
-	}
-
 	fromBlock := int64(w.processedMsgHeight) + 1
 	toBlock := int64(blockHeight)
 
@@ -268,7 +301,7 @@ func (w *L2WatcherClient) FetchContractEvent() {
 		}
 		if len(logs) == 0 {
 			w.processedMsgHeight = uint64(to)
-			bridgeL2MsgsSyncHeightGauge.Update(to)
+			bridgeL2MsgSyncHeightGauge.Update(to)
 			continue
 		}
 		log.Info("received new L2 messages", "fromBlock", from, "toBlock", to, "cnt", len(logs))
@@ -279,12 +312,6 @@ func (w *L2WatcherClient) FetchContractEvent() {
 			return
 		}
 
-		sentMessageCount := int64(len(sentMessageEvents))
-		relayedMessageCount := int64(len(relayedMessageEvents))
-		bridgeL2MsgsSentEventsTotalCounter.Inc(sentMessageCount)
-		bridgeL2MsgsRelayedEventsTotalCounter.Inc(relayedMessageCount)
-		log.Info("L2 events types", "SentMessageCount", sentMessageCount, "RelayedMessageCount", relayedMessageCount)
-
 		// Update relayed message first to make sure we don't forget to update submited message.
 		// Since, we always start sync from the latest unprocessed message.
 		for _, msg := range relayedMessageEvents {
@@ -306,11 +333,11 @@ func (w *L2WatcherClient) FetchContractEvent() {
 		}
 
 		w.processedMsgHeight = uint64(to)
-		bridgeL2MsgsSyncHeightGauge.Update(to)
+		bridgeL2MsgSyncHeightGauge.Update(to)
 	}
 }
 
-func (w *L2WatcherClient) parseBridgeEventLogs(logs []geth_types.Log) ([]*types.L2Message, []relayedMessage, error) {
+func (w *WatcherClient) parseBridgeEventLogs(logs []geth_types.Log) ([]*types.L2Message, []relayedMessage, error) {
 	// Need use contract abi to parse event Log
 	// Can only be tested after we have our contracts set up
 
@@ -395,7 +422,6 @@ func (w *L2WatcherClient) parseBridgeEventLogs(logs []geth_types.Log) ([]*types.
 
 			lastAppendMsgHash = event.MessageHash
 			lastAppendMsgNonce = event.Index.Uint64()
-			bridgeL2MsgsAppendEventsTotalCounter.Inc(1)
 		default:
 			log.Error("Unknown event", "topic", vLog.Topics[0], "txHash", vLog.TxHash)
 		}

bridge/l2/watcher_api.go

@@ -0,0 +1,5 @@
+package l2
+
+// WatcherAPI watcher api service
+type WatcherAPI interface {
+}

bridge/l2/watcher_test.go

@@ -1,4 +1,4 @@
-package watcher_test
+package l2
 
 import (
 	"context"
@@ -19,9 +19,7 @@ import (
 
 	"scroll-tech/bridge/mock_bridge"
 	"scroll-tech/bridge/sender"
-	"scroll-tech/bridge/watcher"
 
-	cutils "scroll-tech/common/utils"
 	"scroll-tech/database"
 	"scroll-tech/database/migrate"
 )
@@ -31,16 +29,12 @@ func testCreateNewWatcherAndStop(t *testing.T) {
 	l2db, err := database.NewOrmFactory(cfg.DBConfig)
 	assert.NoError(t, err)
 	assert.NoError(t, migrate.ResetDB(l2db.GetDB().DB))
-	ctx := context.Background()
-	subCtx, cancel := context.WithCancel(ctx)
-	defer func() {
-		cancel()
-		l2db.Close()
-	}()
+	defer l2db.Close()
 
 	l2cfg := cfg.L2Config
-	rc := watcher.NewL2WatcherClient(context.Background(), l2Cli, l2cfg.Confirmations, l2cfg.L2MessengerAddress, l2cfg.L2MessageQueueAddress, l2cfg.WithdrawTrieRootSlot, l2db)
-	loopToFetchEvent(subCtx, rc)
+	rc := NewL2WatcherClient(context.Background(), l2Cli, l2cfg.Confirmations, l2cfg.L2MessengerAddress, l2cfg.L2MessageQueueAddress, l2db)
+	rc.Start()
+	defer rc.Stop()
 
 	l1cfg := cfg.L1Config
 	l1cfg.RelayerConfig.SenderConfig.Confirmations = rpc.LatestBlockNumber
@@ -51,7 +45,7 @@ func testCreateNewWatcherAndStop(t *testing.T) {
 	numTransactions := 3
 	toAddress := common.HexToAddress("0x4592d8f8d7b001e72cb26a73e4fa1806a51ac79d")
 	for i := 0; i < numTransactions; i++ {
-		_, err = newSender.SendTransaction(strconv.Itoa(1000+i), &toAddress, big.NewInt(1000000000), nil, 0)
+		_, err = newSender.SendTransaction(strconv.Itoa(1000+i), &toAddress, big.NewInt(1000000000), nil)
 		assert.NoError(t, err)
 		<-newSender.ConfirmChan()
 	}
@@ -66,17 +60,12 @@ func testMonitorBridgeContract(t *testing.T) {
 	db, err := database.NewOrmFactory(cfg.DBConfig)
 	assert.NoError(t, err)
 	assert.NoError(t, migrate.ResetDB(db.GetDB().DB))
-	ctx := context.Background()
-	subCtx, cancel := context.WithCancel(ctx)
-
-	defer func() {
-		cancel()
-		db.Close()
-	}()
+	defer db.Close()
 
 	l2cfg := cfg.L2Config
-	wc := watcher.NewL2WatcherClient(context.Background(), l2Cli, l2cfg.Confirmations, l2cfg.L2MessengerAddress, l2cfg.L2MessageQueueAddress, l2cfg.WithdrawTrieRootSlot, db)
-	loopToFetchEvent(subCtx, wc)
+	wc := NewL2WatcherClient(context.Background(), l2Cli, l2cfg.Confirmations, l2cfg.L2MessengerAddress, l2cfg.L2MessageQueueAddress, db)
+	wc.Start()
+	defer wc.Stop()
 
 	previousHeight, err := l2Cli.BlockNumber(context.Background())
 	assert.NoError(t, err)
@@ -90,7 +79,9 @@ func testMonitorBridgeContract(t *testing.T) {
 	assert.NoError(t, err)
 
 	rc := prepareWatcherClient(l2Cli, db, address)
-	loopToFetchEvent(subCtx, rc)
+	rc.Start()
+	defer rc.Stop()
+
 	// Call mock_bridge instance sendMessage to trigger emit events
 	toAddress := common.HexToAddress("0x4592d8f8d7b001e72cb26a73e4fa1806a51ac79d")
 	message := []byte("testbridgecontract")
@@ -137,13 +128,7 @@ func testFetchMultipleSentMessageInOneBlock(t *testing.T) {
 	db, err := database.NewOrmFactory(cfg.DBConfig)
 	assert.NoError(t, err)
 	assert.NoError(t, migrate.ResetDB(db.GetDB().DB))
-	ctx := context.Background()
-	subCtx, cancel := context.WithCancel(ctx)
-
-	defer func() {
-		cancel()
-		db.Close()
-	}()
+	defer db.Close()
 
 	previousHeight, err := l2Cli.BlockNumber(context.Background()) // shallow the global previousHeight
 	assert.NoError(t, err)
@@ -156,7 +141,8 @@ func testFetchMultipleSentMessageInOneBlock(t *testing.T) {
 	assert.NoError(t, err)
 
 	rc := prepareWatcherClient(l2Cli, db, address)
-	loopToFetchEvent(subCtx, rc)
+	rc.Start()
+	defer rc.Stop()
 
 	// Call mock_bridge instance sendMessage to trigger emit events multiple times
 	numTransactions := 4
@@ -209,9 +195,9 @@ func testFetchMultipleSentMessageInOneBlock(t *testing.T) {
 	assert.Equal(t, 5, len(msgs))
 }
 
-func prepareWatcherClient(l2Cli *ethclient.Client, db database.OrmFactory, contractAddr common.Address) *watcher.L2WatcherClient {
+func prepareWatcherClient(l2Cli *ethclient.Client, db database.OrmFactory, contractAddr common.Address) *WatcherClient {
 	confirmations := rpc.LatestBlockNumber
-	return watcher.NewL2WatcherClient(context.Background(), l2Cli, confirmations, contractAddr, contractAddr, common.Hash{}, db)
+	return NewL2WatcherClient(context.Background(), l2Cli, confirmations, contractAddr, contractAddr, db)
 }
 
 func prepareAuth(t *testing.T, l2Cli *ethclient.Client, privateKey *ecdsa.PrivateKey) *bind.TransactOpts {
@@ -223,7 +209,3 @@ func prepareAuth(t *testing.T, l2Cli *ethclient.Client, privateKey *ecdsa.Privat
 	assert.NoError(t, err)
 	return auth
 }
-
-func loopToFetchEvent(subCtx context.Context, watcher *watcher.L2WatcherClient) {
-	go cutils.Loop(subCtx, 2*time.Second, watcher.FetchContractEvent)
-}

bridge/relayer/params.go

@@ -1,11 +0,0 @@
-package relayer
-
-const (
-	gasPriceDiffPrecision = 1000000
-
-	defaultGasPriceDiff = 50000 // 5%
-
-	defaultL1MessageRelayMinGasLimit = 130000 // should be enough for both ERC20 and ETH relay
-
-	defaultL2MessageRelayMinGasLimit = 200000
-)

bridge/relayer/relayer_test.go

@@ -1,108 +0,0 @@
-package relayer_test
-
-import (
-	"encoding/json"
-	"os"
-	"testing"
-
-	"github.com/scroll-tech/go-ethereum/ethclient"
-	"github.com/scroll-tech/go-ethereum/log"
-	"github.com/stretchr/testify/assert"
-
-	"scroll-tech/common/docker"
-	"scroll-tech/common/types"
-
-	"scroll-tech/bridge/config"
-)
-
-var (
-	// config
-	cfg *config.Config
-
-	base *docker.App
-
-	// l2geth client
-	l2Cli *ethclient.Client
-
-	// block trace
-	wrappedBlock1 *types.WrappedBlock
-	wrappedBlock2 *types.WrappedBlock
-
-	// batch data
-	batchData1 *types.BatchData
-	batchData2 *types.BatchData
-)
-
-func setupEnv(t *testing.T) (err error) {
-	// Load config.
-	cfg, err = config.NewConfig("../config.json")
-	assert.NoError(t, err)
-
-	base.RunImages(t)
-
-	cfg.L2Config.RelayerConfig.SenderConfig.Endpoint = base.L1GethEndpoint()
-	cfg.L1Config.RelayerConfig.SenderConfig.Endpoint = base.L2GethEndpoint()
-	cfg.DBConfig.DSN = base.DBEndpoint()
-
-	// Create l2geth client.
-	l2Cli, err = base.L2Client()
-	assert.NoError(t, err)
-
-	templateBlockTrace1, err := os.ReadFile("../../common/testdata/blockTrace_02.json")
-	if err != nil {
-		return err
-	}
-	// unmarshal blockTrace
-	wrappedBlock1 = &types.WrappedBlock{}
-	if err = json.Unmarshal(templateBlockTrace1, wrappedBlock1); err != nil {
-		return err
-	}
-	parentBatch1 := &types.BlockBatch{
-		Index:     0,
-		Hash:      "0x0cc6b102c2924402c14b2e3a19baccc316252bfdc44d9ec62e942d34e39ec729",
-		StateRoot: "0x2579122e8f9ec1e862e7d415cef2fb495d7698a8e5f0dddc5651ba4236336e7d",
-	}
-	batchData1 = types.NewBatchData(parentBatch1, []*types.WrappedBlock{wrappedBlock1}, nil)
-
-	templateBlockTrace2, err := os.ReadFile("../../common/testdata/blockTrace_03.json")
-	if err != nil {
-		return err
-	}
-	// unmarshal blockTrace
-	wrappedBlock2 = &types.WrappedBlock{}
-	if err = json.Unmarshal(templateBlockTrace2, wrappedBlock2); err != nil {
-		return err
-	}
-	parentBatch2 := &types.BlockBatch{
-		Index:     batchData1.Batch.BatchIndex,
-		Hash:      batchData1.Hash().Hex(),
-		StateRoot: batchData1.Batch.NewStateRoot.String(),
-	}
-	batchData2 = types.NewBatchData(parentBatch2, []*types.WrappedBlock{wrappedBlock2}, nil)
-
-	log.Info("batchHash", "batchhash1", batchData1.Hash().Hex(), "batchhash2", batchData2.Hash().Hex())
-
-	return err
-}
-
-func TestMain(m *testing.M) {
-	base = docker.NewDockerApp()
-
-	m.Run()
-
-	base.Free()
-}
-
-func TestFunctions(t *testing.T) {
-	if err := setupEnv(t); err != nil {
-		t.Fatal(err)
-	}
-	// Run l1 relayer test cases.
-	t.Run("TestCreateNewL1Relayer", testCreateNewL1Relayer)
-	// Run l2 relayer test cases.
-	t.Run("TestCreateNewRelayer", testCreateNewRelayer)
-	t.Run("TestL2RelayerProcessSaveEvents", testL2RelayerProcessSaveEvents)
-	t.Run("TestL2RelayerProcessCommittedBatches", testL2RelayerProcessCommittedBatches)
-	t.Run("TestL2RelayerSkipBatches", testL2RelayerSkipBatches)
-
-}

bridge/sender/estimategas.go

@@ -1,73 +0,0 @@
-package sender
-
-import (
-	"math/big"
-	"sync/atomic"
-
-	"github.com/scroll-tech/go-ethereum"
-	"github.com/scroll-tech/go-ethereum/accounts/abi/bind"
-	"github.com/scroll-tech/go-ethereum/common"
-)
-
-func (s *Sender) estimateLegacyGas(auth *bind.TransactOpts, contract *common.Address, value *big.Int, input []byte, minGasLimit uint64) (*FeeData, error) {
-	gasPrice, err := s.client.SuggestGasPrice(s.ctx)
-	if err != nil {
-		return nil, err
-	}
-	gasLimit, err := s.estimateGasLimit(auth, contract, input, gasPrice, nil, nil, value, minGasLimit)
-	if err != nil {
-		return nil, err
-	}
-	return &FeeData{
-		gasPrice: gasPrice,
-		gasLimit: gasLimit,
-	}, nil
-}
-
-func (s *Sender) estimateDynamicGas(auth *bind.TransactOpts, contract *common.Address, value *big.Int, input []byte, minGasLimit uint64) (*FeeData, error) {
-	gasTipCap, err := s.client.SuggestGasTipCap(s.ctx)
-	if err != nil {
-		return nil, err
-	}
-
-	baseFee := big.NewInt(0)
-	if feeGas := atomic.LoadUint64(&s.baseFeePerGas); feeGas != 0 {
-		baseFee.SetUint64(feeGas)
-	}
-	gasFeeCap := new(big.Int).Add(
-		gasTipCap,
-		new(big.Int).Mul(baseFee, big.NewInt(2)),
-	)
-	gasLimit, err := s.estimateGasLimit(auth, contract, input, nil, gasTipCap, gasFeeCap, value, minGasLimit)
-	if err != nil {
-		return nil, err
-	}
-	return &FeeData{
-		gasLimit:  gasLimit,
-		gasTipCap: gasTipCap,
-		gasFeeCap: gasFeeCap,
-	}, nil
-}
-
-func (s *Sender) estimateGasLimit(opts *bind.TransactOpts, contract *common.Address, input []byte, gasPrice, gasTipCap, gasFeeCap, value *big.Int, minGasLimit uint64) (uint64, error) {
-	msg := ethereum.CallMsg{
-		From:      opts.From,
-		To:        contract,
-		GasPrice:  gasPrice,
-		GasTipCap: gasTipCap,
-		GasFeeCap: gasFeeCap,
-		Value:     value,
-		Data:      input,
-	}
-	gasLimit, err := s.client.EstimateGas(s.ctx, msg)
-	if err != nil {
-		return 0, err
-	}
-	if minGasLimit > gasLimit {
-		gasLimit = minGasLimit
-	}
-
-	gasLimit = gasLimit * 15 / 10 // 50% extra gas to void out of gas error
-
-	return gasLimit, nil
-}

bridge/sender/sender.go

@@ -12,8 +12,10 @@ import (
 	"sync/atomic"
 	"time"
 
+	geth "github.com/scroll-tech/go-ethereum"
 	"github.com/scroll-tech/go-ethereum/accounts/abi/bind"
 	"github.com/scroll-tech/go-ethereum/common"
+	"github.com/scroll-tech/go-ethereum/common/math"
 	"github.com/scroll-tech/go-ethereum/core/types"
 	"github.com/scroll-tech/go-ethereum/ethclient"
 	"github.com/scroll-tech/go-ethereum/log"
@@ -150,15 +152,42 @@ func (s *Sender) NumberOfAccounts() int {
 	return len(s.auths.accounts)
 }
 
-func (s *Sender) getFeeData(auth *bind.TransactOpts, target *common.Address, value *big.Int, data []byte, minGasLimit uint64) (*FeeData, error) {
-	if s.config.TxType == DynamicFeeTxType {
-		return s.estimateDynamicGas(auth, target, value, data, minGasLimit)
+func (s *Sender) getFeeData(auth *bind.TransactOpts, target *common.Address, value *big.Int, data []byte) (*FeeData, error) {
+	// estimate gas limit
+	gasLimit, err := s.client.EstimateGas(s.ctx, geth.CallMsg{From: auth.From, To: target, Value: value, Data: data})
+	if err != nil {
+		return nil, err
 	}
-	return s.estimateLegacyGas(auth, target, value, data, minGasLimit)
+	gasLimit = gasLimit * 15 / 10 // 50% extra gas to void out of gas error
+	// @todo change it when Scroll enable EIP1559
+	if s.config.TxType != DynamicFeeTxType {
+		// estimate gas price
+		var gasPrice *big.Int
+		gasPrice, err = s.client.SuggestGasPrice(s.ctx)
+		if err != nil {
+			return nil, err
+		}
+		return &FeeData{
+			gasPrice: gasPrice,
+			gasLimit: gasLimit,
+		}, nil
+	}
+	gasTipCap, err := s.client.SuggestGasTipCap(s.ctx)
+	if err != nil {
+		return nil, err
+	}
+	// Make sure feeCap is bigger than txpool's gas price. 1000000000 is l2geth's default pool.gas value.
+	baseFee := atomic.LoadUint64(&s.baseFeePerGas)
+	maxFeePerGas := math.BigMax(big.NewInt(int64(baseFee)), big.NewInt(1000000000))
+	return &FeeData{
+		gasFeeCap: math.BigMax(maxFeePerGas, gasTipCap),
+		gasTipCap: math.BigMin(maxFeePerGas, gasTipCap),
+		gasLimit:  gasLimit,
+	}, nil
 }
 
 // SendTransaction send a signed L2tL1 transaction.
-func (s *Sender) SendTransaction(ID string, target *common.Address, value *big.Int, data []byte, minGasLimit uint64) (hash common.Hash, err error) {
+func (s *Sender) SendTransaction(ID string, target *common.Address, value *big.Int, data []byte) (hash common.Hash, err error) {
 	// We occupy the ID, in case some other threads call with the same ID in the same time
 	if _, loaded := s.pendingTxs.LoadOrStore(ID, nil); loaded {
 		return common.Hash{}, fmt.Errorf("has the repeat tx ID, ID: %s", ID)
@@ -182,7 +211,7 @@ func (s *Sender) SendTransaction(ID string, target *common.Address, value *big.I
 		tx      *types.Transaction
 	)
 	// estimate gas fee
-	if feeData, err = s.getFeeData(auth, target, value, data, minGasLimit); err != nil {
+	if feeData, err = s.getFeeData(auth, target, value, data); err != nil {
 		return
 	}
 	if tx, err = s.createAndSendTx(auth, feeData, target, value, data, nil); err == nil {
@@ -407,7 +436,7 @@ func (s *Sender) loop(ctx context.Context) {
 	checkTick := time.NewTicker(time.Duration(s.config.CheckPendingTime) * time.Second)
 	defer checkTick.Stop()
 
-	checkBalanceTicker := time.NewTicker(time.Duration(s.config.CheckBalanceTime) * time.Second)
+	checkBalanceTicker := time.NewTicker(time.Minute * 10)
 	defer checkBalanceTicker.Stop()
 
 	for {

bridge/sender/sender_test.go

@@ -14,7 +14,6 @@ import (
 	cmap "github.com/orcaman/concurrent-map"
 	"github.com/scroll-tech/go-ethereum/common"
 	"github.com/scroll-tech/go-ethereum/crypto"
-	"github.com/scroll-tech/go-ethereum/ethclient"
 	"github.com/scroll-tech/go-ethereum/rpc"
 	"github.com/stretchr/testify/assert"
 
@@ -29,64 +28,35 @@ const TXBatch = 50
 var (
 	privateKeys []*ecdsa.PrivateKey
 	cfg         *config.Config
-	base        *docker.App
+	l2gethImg   docker.ImgInstance
 )
 
-func TestMain(m *testing.M) {
-	base = docker.NewDockerApp()
-
-	m.Run()
-
-	base.Free()
-}
-
 func setupEnv(t *testing.T) {
 	var err error
 	cfg, err = config.NewConfig("../config.json")
 	assert.NoError(t, err)
-	base.RunImages(t)
+
 	priv, err := crypto.HexToECDSA("1212121212121212121212121212121212121212121212121212121212121212")
 	assert.NoError(t, err)
 	// Load default private key.
 	privateKeys = []*ecdsa.PrivateKey{priv}
 
-	cfg.L1Config.RelayerConfig.SenderConfig.Endpoint = base.L2GethEndpoint()
+	l2gethImg = docker.NewTestL2Docker(t)
+	cfg.L1Config.RelayerConfig.SenderConfig.Endpoint = l2gethImg.Endpoint()
 }
 
 func TestSender(t *testing.T) {
 	// Setup
 	setupEnv(t)
 
-	t.Run("test min gas limit", func(t *testing.T) { testMinGasLimit(t) })
-
 	t.Run("test 1 account sender", func(t *testing.T) { testBatchSender(t, 1) })
 	t.Run("test 3 account sender", func(t *testing.T) { testBatchSender(t, 3) })
 	t.Run("test 8 account sender", func(t *testing.T) { testBatchSender(t, 8) })
-}
 
-func testMinGasLimit(t *testing.T) {
-	senderCfg := cfg.L1Config.RelayerConfig.SenderConfig
-	senderCfg.Confirmations = rpc.LatestBlockNumber
-	newSender, err := sender.NewSender(context.Background(), senderCfg, privateKeys)
-	assert.NoError(t, err)
-	defer newSender.Stop()
-
-	client, err := ethclient.Dial(senderCfg.Endpoint)
-	assert.NoError(t, err)
-
-	// MinGasLimit = 0
-	txHash0, err := newSender.SendTransaction("0", &common.Address{}, big.NewInt(1), nil, 0)
-	assert.NoError(t, err)
-	tx0, _, err := client.TransactionByHash(context.Background(), txHash0)
-	assert.NoError(t, err)
-	assert.Greater(t, tx0.Gas(), uint64(0))
-
-	// MinGasLimit = 100000
-	txHash1, err := newSender.SendTransaction("1", &common.Address{}, big.NewInt(1), nil, 100000)
-	assert.NoError(t, err)
-	tx1, _, err := client.TransactionByHash(context.Background(), txHash1)
-	assert.NoError(t, err)
-	assert.Equal(t, tx1.Gas(), uint64(150000))
+	// Teardown
+	t.Cleanup(func() {
+		assert.NoError(t, l2gethImg.Stop())
+	})
 }
 
 func testBatchSender(t *testing.T, batchSize int) {
@@ -118,7 +88,7 @@ func testBatchSender(t *testing.T, batchSize int) {
 			for i := 0; i < TXBatch; i++ {
 				toAddr := common.HexToAddress("0x4592d8f8d7b001e72cb26a73e4fa1806a51ac79d")
 				id := strconv.Itoa(i + index*1000)
-				_, err := newSender.SendTransaction(id, &toAddr, big.NewInt(1), nil, 0)
+				_, err := newSender.SendTransaction(id, &toAddr, big.NewInt(1), nil)
 				if errors.Is(err, sender.ErrNoAvailableAccount) {
 					<-time.After(time.Second)
 					continue

bridge/tests/bridge_test.go

@@ -26,7 +26,11 @@ var (
 
 	// private key
 	privateKey *ecdsa.PrivateKey
-	base       *docker.App
+
+	// docker consider handler.
+	l1gethImg docker.ImgInstance
+	l2gethImg docker.ImgInstance
+	dbImg     docker.ImgInstance
 
 	// clients
 	l1Client *ethclient.Client
@@ -49,14 +53,6 @@ var (
 	l2MessengerAddress  common.Address
 )
 
-func TestMain(m *testing.M) {
-	base = docker.NewDockerApp()
-
-	m.Run()
-
-	base.Free()
-}
-
 func setupEnv(t *testing.T) {
 	var err error
 	privateKey, err = crypto.ToECDSA(common.FromHex("1212121212121212121212121212121212121212121212121212121212121212"))
@@ -79,18 +75,20 @@ func setupEnv(t *testing.T) {
 	cfg.L2Config.RelayerConfig.MessageSenderPrivateKeys = []*ecdsa.PrivateKey{messagePrivateKey}
 	cfg.L2Config.RelayerConfig.RollupSenderPrivateKeys = []*ecdsa.PrivateKey{rollupPrivateKey}
 	cfg.L2Config.RelayerConfig.GasOracleSenderPrivateKeys = []*ecdsa.PrivateKey{gasOraclePrivateKey}
-	base.RunImages(t)
 
 	// Create l1geth container.
-	cfg.L2Config.RelayerConfig.SenderConfig.Endpoint = base.L1GethEndpoint()
-	cfg.L1Config.Endpoint = base.L1GethEndpoint()
+	l1gethImg = docker.NewTestL1Docker(t)
+	cfg.L2Config.RelayerConfig.SenderConfig.Endpoint = l1gethImg.Endpoint()
+	cfg.L1Config.Endpoint = l1gethImg.Endpoint()
 
 	// Create l2geth container.
-	cfg.L1Config.RelayerConfig.SenderConfig.Endpoint = base.L2GethEndpoint()
-	cfg.L2Config.Endpoint = base.L2GethEndpoint()
+	l2gethImg = docker.NewTestL2Docker(t)
+	cfg.L1Config.RelayerConfig.SenderConfig.Endpoint = l2gethImg.Endpoint()
+	cfg.L2Config.Endpoint = l2gethImg.Endpoint()
 
 	// Create db container.
-	cfg.DBConfig.DSN = base.DBEndpoint()
+	dbImg = docker.NewTestDBDocker(t, cfg.DBConfig.DriverName)
+	cfg.DBConfig.DSN = dbImg.Endpoint()
 
 	// Create l1geth and l2geth client.
 	l1Client, err = ethclient.Dial(cfg.L1Config.Endpoint)
@@ -146,6 +144,18 @@ func transferEther(t *testing.T, auth *bind.TransactOpts, client *ethclient.Clie
 	}
 }
 
+func free(t *testing.T) {
+	if dbImg != nil {
+		assert.NoError(t, dbImg.Stop())
+	}
+	if l1gethImg != nil {
+		assert.NoError(t, l1gethImg.Stop())
+	}
+	if l2gethImg != nil {
+		assert.NoError(t, l2gethImg.Stop())
+	}
+}
+
 func prepareContracts(t *testing.T) {
 	var err error
 	var tx *types.Transaction
@@ -207,4 +217,7 @@ func TestFunction(t *testing.T) {
 	t.Run("TestImportL1GasPrice", testImportL1GasPrice)
 	t.Run("TestImportL2GasPrice", testImportL2GasPrice)
 
+	t.Cleanup(func() {
+		free(t)
+	})
 }

bridge/tests/gas_oracle_test.go

@@ -11,8 +11,8 @@ import (
 
 	"scroll-tech/common/types"
 
-	"scroll-tech/bridge/relayer"
-	"scroll-tech/bridge/watcher"
+	"scroll-tech/bridge/l1"
+	"scroll-tech/bridge/l2"
 
 	"scroll-tech/database"
 	"scroll-tech/database/migrate"
@@ -30,13 +30,14 @@ func testImportL1GasPrice(t *testing.T) {
 	l1Cfg := cfg.L1Config
 
 	// Create L1Relayer
-	l1Relayer, err := relayer.NewLayer1Relayer(context.Background(), db, l1Cfg.RelayerConfig)
+	l1Relayer, err := l1.NewLayer1Relayer(context.Background(), db, l1Cfg.RelayerConfig)
 	assert.NoError(t, err)
+	defer l1Relayer.Stop()
 
 	// Create L1Watcher
 	startHeight, err := l1Client.BlockNumber(context.Background())
 	assert.NoError(t, err)
-	l1Watcher := watcher.NewL1WatcherClient(context.Background(), l1Client, startHeight-1, 0, l1Cfg.L1MessengerAddress, l1Cfg.L1MessageQueueAddress, l1Cfg.ScrollChainContractAddress, db)
+	l1Watcher := l1.NewWatcher(context.Background(), l1Client, startHeight-1, 0, l1Cfg.L1MessengerAddress, l1Cfg.L1MessageQueueAddress, l1Cfg.ScrollChainContractAddress, db)
 
 	// fetch new blocks
 	number, err := l1Client.BlockNumber(context.Background())
@@ -80,11 +81,12 @@ func testImportL2GasPrice(t *testing.T) {
 	l2Cfg := cfg.L2Config
 
 	// Create L2Relayer
-	l2Relayer, err := relayer.NewLayer2Relayer(context.Background(), l2Client, db, l2Cfg.RelayerConfig)
+	l2Relayer, err := l2.NewLayer2Relayer(context.Background(), l2Client, db, l2Cfg.RelayerConfig)
 	assert.NoError(t, err)
+	defer l2Relayer.Stop()
 
 	// add fake blocks
-	traces := []*types.WrappedBlock{
+	traces := []*geth_types.BlockTrace{
 		{
 			Header: &geth_types.Header{
 				Number:     big.NewInt(1),
@@ -92,17 +94,17 @@ func testImportL2GasPrice(t *testing.T) {
 				Difficulty: big.NewInt(0),
 				BaseFee:    big.NewInt(0),
 			},
-			Transactions:     nil,
-			WithdrawTrieRoot: common.Hash{},
+			StorageTrace: &geth_types.StorageTrace{},
 		},
 	}
-	assert.NoError(t, db.InsertWrappedBlocks(traces))
+	err = db.InsertL2BlockTraces(traces)
+	assert.NoError(t, err)
 
 	parentBatch := &types.BlockBatch{
 		Index: 0,
 		Hash:  "0x0000000000000000000000000000000000000000",
 	}
-	batchData := types.NewBatchData(parentBatch, []*types.WrappedBlock{
+	batchData := types.NewBatchData(parentBatch, []*geth_types.BlockTrace{
 		traces[0],
 	}, cfg.L2Config.BatchProposerConfig.PublicInputConfig)
 

bridge/tests/l1_message_relay_test.go

@@ -13,8 +13,8 @@ import (
 
 	"scroll-tech/common/types"
 
-	"scroll-tech/bridge/relayer"
-	"scroll-tech/bridge/watcher"
+	"scroll-tech/bridge/l1"
+	"scroll-tech/bridge/l2"
 
 	"scroll-tech/database"
 	"scroll-tech/database/migrate"
@@ -33,14 +33,16 @@ func testRelayL1MessageSucceed(t *testing.T) {
 	l2Cfg := cfg.L2Config
 
 	// Create L1Relayer
-	l1Relayer, err := relayer.NewLayer1Relayer(context.Background(), db, l1Cfg.RelayerConfig)
+	l1Relayer, err := l1.NewLayer1Relayer(context.Background(), db, l1Cfg.RelayerConfig)
 	assert.NoError(t, err)
+	defer l1Relayer.Stop()
+
 	// Create L1Watcher
 	confirmations := rpc.LatestBlockNumber
-	l1Watcher := watcher.NewL1WatcherClient(context.Background(), l1Client, 0, confirmations, l1Cfg.L1MessengerAddress, l1Cfg.L1MessageQueueAddress, l1Cfg.ScrollChainContractAddress, db)
+	l1Watcher := l1.NewWatcher(context.Background(), l1Client, 0, confirmations, l1Cfg.L1MessengerAddress, l1Cfg.L1MessageQueueAddress, l1Cfg.ScrollChainContractAddress, db)
 
 	// Create L2Watcher
-	l2Watcher := watcher.NewL2WatcherClient(context.Background(), l2Client, confirmations, l2Cfg.L2MessengerAddress, l2Cfg.L2MessageQueueAddress, l2Cfg.WithdrawTrieRootSlot, db)
+	l2Watcher := l2.NewL2WatcherClient(context.Background(), l2Client, confirmations, l2Cfg.L2MessengerAddress, l2Cfg.L2MessageQueueAddress, db)
 
 	// send message through l1 messenger contract
 	nonce, err := l1MessengerInstance.MessageNonce(&bind.CallOpts{})
@@ -54,7 +56,7 @@ func testRelayL1MessageSucceed(t *testing.T) {
 	}
 
 	// l1 watch process events
-	l1Watcher.FetchContractEvent()
+	l1Watcher.FetchContractEvent(sendReceipt.BlockNumber.Uint64())
 
 	// check db status
 	msg, err := db.GetL1MessageByQueueIndex(nonce.Uint64())
@@ -77,7 +79,7 @@ func testRelayL1MessageSucceed(t *testing.T) {
 	assert.Equal(t, len(relayTxReceipt.Logs), 1)
 
 	// fetch message relayed events
-	l2Watcher.FetchContractEvent()
+	l2Watcher.FetchContractEvent(relayTxReceipt.BlockNumber.Uint64())
 	msg, err = db.GetL1MessageByQueueIndex(nonce.Uint64())
 	assert.NoError(t, err)
 	assert.Equal(t, msg.Status, types.MsgConfirmed)

bridge/tests/l2_message_relay_test.go

@@ -13,8 +13,8 @@ import (
 
 	"scroll-tech/common/types"
 
-	"scroll-tech/bridge/relayer"
-	"scroll-tech/bridge/watcher"
+	"scroll-tech/bridge/l1"
+	"scroll-tech/bridge/l2"
 
 	"scroll-tech/database"
 	"scroll-tech/database/migrate"
@@ -33,15 +33,15 @@ func testRelayL2MessageSucceed(t *testing.T) {
 
 	// Create L2Watcher
 	confirmations := rpc.LatestBlockNumber
-	l2Watcher := watcher.NewL2WatcherClient(context.Background(), l2Client, confirmations, l2Cfg.L2MessengerAddress, l2Cfg.L2MessageQueueAddress, l2Cfg.WithdrawTrieRootSlot, db)
+	l2Watcher := l2.NewL2WatcherClient(context.Background(), l2Client, confirmations, l2Cfg.L2MessengerAddress, l2Cfg.L2MessageQueueAddress, db)
 
 	// Create L2Relayer
-	l2Relayer, err := relayer.NewLayer2Relayer(context.Background(), l2Client, db, l2Cfg.RelayerConfig)
+	l2Relayer, err := l2.NewLayer2Relayer(context.Background(), l2Client, db, l2Cfg.RelayerConfig)
 	assert.NoError(t, err)
 
 	// Create L1Watcher
 	l1Cfg := cfg.L1Config
-	l1Watcher := watcher.NewL1WatcherClient(context.Background(), l1Client, 0, confirmations, l1Cfg.L1MessengerAddress, l1Cfg.L1MessageQueueAddress, l1Cfg.ScrollChainContractAddress, db)
+	l1Watcher := l1.NewWatcher(context.Background(), l1Client, 0, confirmations, l1Cfg.L1MessengerAddress, l1Cfg.L1MessageQueueAddress, l1Cfg.ScrollChainContractAddress, db)
 
 	// send message through l2 messenger contract
 	nonce, err := l2MessengerInstance.MessageNonce(&bind.CallOpts{})
@@ -55,7 +55,7 @@ func testRelayL2MessageSucceed(t *testing.T) {
 	}
 
 	// l2 watch process events
-	l2Watcher.FetchContractEvent()
+	l2Watcher.FetchContractEvent(sendReceipt.BlockNumber.Uint64())
 
 	// check db status
 	msg, err := db.GetL2MessageByNonce(nonce.Uint64())
@@ -65,7 +65,7 @@ func testRelayL2MessageSucceed(t *testing.T) {
 	assert.Equal(t, msg.Target, l1Auth.From.String())
 
 	// add fake blocks
-	traces := []*types.WrappedBlock{
+	traces := []*geth_types.BlockTrace{
 		{
 			Header: &geth_types.Header{
 				Number:     sendReceipt.BlockNumber,
@@ -73,17 +73,17 @@ func testRelayL2MessageSucceed(t *testing.T) {
 				Difficulty: big.NewInt(0),
 				BaseFee:    big.NewInt(0),
 			},
-			Transactions:     nil,
-			WithdrawTrieRoot: common.Hash{},
+			StorageTrace: &geth_types.StorageTrace{},
 		},
 	}
-	assert.NoError(t, db.InsertWrappedBlocks(traces))
+	err = db.InsertL2BlockTraces(traces)
+	assert.NoError(t, err)
 
 	parentBatch := &types.BlockBatch{
 		Index: 0,
 		Hash:  "0x0000000000000000000000000000000000000000",
 	}
-	batchData := types.NewBatchData(parentBatch, []*types.WrappedBlock{
+	batchData := types.NewBatchData(parentBatch, []*geth_types.BlockTrace{
 		traces[0],
 	}, cfg.L2Config.BatchProposerConfig.PublicInputConfig)
 	batchHash := batchData.Hash().String()
@@ -123,7 +123,7 @@ func testRelayL2MessageSucceed(t *testing.T) {
 	assert.Equal(t, len(commitTxReceipt.Logs), 1)
 
 	// fetch CommitBatch rollup events
-	err = l1Watcher.FetchContractEvent()
+	err = l1Watcher.FetchContractEvent(commitTxReceipt.BlockNumber.Uint64())
 	assert.NoError(t, err)
 	status, err = db.GetRollupStatus(batchHash)
 	assert.NoError(t, err)
@@ -144,7 +144,7 @@ func testRelayL2MessageSucceed(t *testing.T) {
 	assert.Equal(t, len(finalizeTxReceipt.Logs), 1)
 
 	// fetch FinalizeBatch events
-	err = l1Watcher.FetchContractEvent()
+	err = l1Watcher.FetchContractEvent(finalizeTxReceipt.BlockNumber.Uint64())
 	assert.NoError(t, err)
 	status, err = db.GetRollupStatus(batchHash)
 	assert.NoError(t, err)
@@ -165,7 +165,7 @@ func testRelayL2MessageSucceed(t *testing.T) {
 	assert.Equal(t, len(relayTxReceipt.Logs), 1)
 
 	// fetch message relayed events
-	err = l1Watcher.FetchContractEvent()
+	err = l1Watcher.FetchContractEvent(relayTxReceipt.BlockNumber.Uint64())
 	assert.NoError(t, err)
 	msg, err = db.GetL2MessageByNonce(nonce.Uint64())
 	assert.NoError(t, err)

bridge/tests/rollup_test.go

@@ -12,8 +12,8 @@ import (
 
 	"scroll-tech/common/types"
 
-	"scroll-tech/bridge/relayer"
-	"scroll-tech/bridge/watcher"
+	"scroll-tech/bridge/l1"
+	"scroll-tech/bridge/l2"
 
 	"scroll-tech/database"
 	"scroll-tech/database/migrate"
@@ -30,15 +30,16 @@ func testCommitBatchAndFinalizeBatch(t *testing.T) {
 
 	// Create L2Relayer
 	l2Cfg := cfg.L2Config
-	l2Relayer, err := relayer.NewLayer2Relayer(context.Background(), l2Client, db, l2Cfg.RelayerConfig)
+	l2Relayer, err := l2.NewLayer2Relayer(context.Background(), l2Client, db, l2Cfg.RelayerConfig)
 	assert.NoError(t, err)
+	defer l2Relayer.Stop()
 
 	// Create L1Watcher
 	l1Cfg := cfg.L1Config
-	l1Watcher := watcher.NewL1WatcherClient(context.Background(), l1Client, 0, l1Cfg.Confirmations, l1Cfg.L1MessengerAddress, l1Cfg.L1MessageQueueAddress, l1Cfg.ScrollChainContractAddress, db)
+	l1Watcher := l1.NewWatcher(context.Background(), l1Client, 0, l1Cfg.Confirmations, l1Cfg.L1MessengerAddress, l1Cfg.L1MessageQueueAddress, l1Cfg.ScrollChainContractAddress, db)
 
 	// add some blocks to db
-	var wrappedBlocks []*types.WrappedBlock
+	var traces []*geth_types.BlockTrace
 	var parentHash common.Hash
 	for i := 1; i <= 10; i++ {
 		header := geth_types.Header{
@@ -47,22 +48,22 @@ func testCommitBatchAndFinalizeBatch(t *testing.T) {
 			Difficulty: big.NewInt(0),
 			BaseFee:    big.NewInt(0),
 		}
-		wrappedBlocks = append(wrappedBlocks, &types.WrappedBlock{
-			Header:           &header,
-			Transactions:     nil,
-			WithdrawTrieRoot: common.Hash{},
+		traces = append(traces, &geth_types.BlockTrace{
+			Header:       &header,
+			StorageTrace: &geth_types.StorageTrace{},
 		})
 		parentHash = header.Hash()
 	}
-	assert.NoError(t, db.InsertWrappedBlocks(wrappedBlocks))
+	err = db.InsertL2BlockTraces(traces)
+	assert.NoError(t, err)
 
 	parentBatch := &types.BlockBatch{
 		Index: 0,
 		Hash:  "0x0000000000000000000000000000000000000000",
 	}
-	batchData := types.NewBatchData(parentBatch, []*types.WrappedBlock{
-		wrappedBlocks[0],
-		wrappedBlocks[1],
+	batchData := types.NewBatchData(parentBatch, []*geth_types.BlockTrace{
+		traces[0],
+		traces[1],
 	}, cfg.L2Config.BatchProposerConfig.PublicInputConfig)
 
 	batchHash := batchData.Hash().String()
@@ -95,7 +96,7 @@ func testCommitBatchAndFinalizeBatch(t *testing.T) {
 	assert.Equal(t, len(commitTxReceipt.Logs), 1)
 
 	// fetch rollup events
-	err = l1Watcher.FetchContractEvent()
+	err = l1Watcher.FetchContractEvent(commitTxReceipt.BlockNumber.Uint64())
 	assert.NoError(t, err)
 	status, err = db.GetRollupStatus(batchHash)
 	assert.NoError(t, err)
@@ -125,7 +126,7 @@ func testCommitBatchAndFinalizeBatch(t *testing.T) {
 	assert.Equal(t, len(finalizeTxReceipt.Logs), 1)
 
 	// fetch rollup events
-	err = l1Watcher.FetchContractEvent()
+	err = l1Watcher.FetchContractEvent(finalizeTxReceipt.BlockNumber.Uint64())
 	assert.NoError(t, err)
 	status, err = db.GetRollupStatus(batchHash)
 	assert.NoError(t, err)

bridge/watcher/common.go

@@ -1,11 +0,0 @@
-package watcher
-
-import "github.com/scroll-tech/go-ethereum/common"
-
-const contractEventsBlocksFetchLimit = int64(10)
-
-type relayedMessage struct {
-	msgHash      common.Hash
-	txHash       common.Hash
-	isSuccessful bool
-}

bridge/watcher/watcher_test.go

@@ -1,111 +0,0 @@
-package watcher_test
-
-import (
-	"encoding/json"
-	"os"
-	"testing"
-
-	"github.com/scroll-tech/go-ethereum/ethclient"
-	"github.com/scroll-tech/go-ethereum/log"
-	"github.com/stretchr/testify/assert"
-
-	"scroll-tech/common/docker"
-	"scroll-tech/common/types"
-
-	"scroll-tech/bridge/config"
-)
-
-var (
-	// config
-	cfg *config.Config
-
-	base *docker.App
-
-	// l2geth client
-	l2Cli *ethclient.Client
-
-	// block trace
-	wrappedBlock1 *types.WrappedBlock
-	wrappedBlock2 *types.WrappedBlock
-
-	// batch data
-	batchData1 *types.BatchData
-	batchData2 *types.BatchData
-)
-
-func setupEnv(t *testing.T) (err error) {
-	// Load config.
-	cfg, err = config.NewConfig("../config.json")
-	assert.NoError(t, err)
-
-	base.RunImages(t)
-
-	cfg.L2Config.RelayerConfig.SenderConfig.Endpoint = base.L1GethEndpoint()
-	cfg.L1Config.RelayerConfig.SenderConfig.Endpoint = base.L2GethEndpoint()
-	cfg.DBConfig.DSN = base.DBEndpoint()
-
-	// Create l2geth client.
-	l2Cli, err = base.L2Client()
-	assert.NoError(t, err)
-
-	templateBlockTrace1, err := os.ReadFile("../../common/testdata/blockTrace_02.json")
-	if err != nil {
-		return err
-	}
-	// unmarshal blockTrace
-	wrappedBlock1 = &types.WrappedBlock{}
-	if err = json.Unmarshal(templateBlockTrace1, wrappedBlock1); err != nil {
-		return err
-	}
-	parentBatch1 := &types.BlockBatch{
-		Index:     0,
-		Hash:      "0x0cc6b102c2924402c14b2e3a19baccc316252bfdc44d9ec62e942d34e39ec729",
-		StateRoot: "0x2579122e8f9ec1e862e7d415cef2fb495d7698a8e5f0dddc5651ba4236336e7d",
-	}
-	batchData1 = types.NewBatchData(parentBatch1, []*types.WrappedBlock{wrappedBlock1}, nil)
-
-	templateBlockTrace2, err := os.ReadFile("../../common/testdata/blockTrace_03.json")
-	if err != nil {
-		return err
-	}
-	// unmarshal blockTrace
-	wrappedBlock2 = &types.WrappedBlock{}
-	if err = json.Unmarshal(templateBlockTrace2, wrappedBlock2); err != nil {
-		return err
-	}
-	parentBatch2 := &types.BlockBatch{
-		Index:     batchData1.Batch.BatchIndex,
-		Hash:      batchData1.Hash().Hex(),
-		StateRoot: batchData1.Batch.NewStateRoot.String(),
-	}
-	batchData2 = types.NewBatchData(parentBatch2, []*types.WrappedBlock{wrappedBlock2}, nil)
-
-	log.Info("batchHash", "batchhash1", batchData1.Hash().Hex(), "batchhash2", batchData2.Hash().Hex())
-
-	return err
-}
-
-func TestMain(m *testing.M) {
-	base = docker.NewDockerApp()
-
-	m.Run()
-
-	base.Free()
-}
-
-func TestFunction(t *testing.T) {
-	if err := setupEnv(t); err != nil {
-		t.Fatal(err)
-	}
-	// Run l1 watcher test cases.
-	t.Run("TestStartWatcher", testStartWatcher)
-	// Run l2 watcher test cases.
-	t.Run("TestCreateNewWatcherAndStop", testCreateNewWatcherAndStop)
-	t.Run("TestMonitorBridgeContract", testMonitorBridgeContract)
-	t.Run("TestFetchMultipleSentMessageInOneBlock", testFetchMultipleSentMessageInOneBlock)
-
-	// Run batch proposer test cases.
-	t.Run("TestBatchProposerProposeBatch", testBatchProposerProposeBatch)
-	t.Run("TestBatchProposerGracefulRestart", testBatchProposerGracefulRestart)
-
-}

build/dockerfiles/bridge.Dockerfile

@@ -11,16 +11,16 @@ COPY ./roller/go.* ./roller/
 COPY ./tests/integration-test/go.* ./tests/integration-test/
 RUN go mod download -x
 
-# Build gas_oracle
+# Build bridge
 FROM base as builder
 
 RUN --mount=target=. \
     --mount=type=cache,target=/root/.cache/go-build \
-    cd /src/bridge/cmd/gas_oracle/ && go build -v -p 4 -o /bin/gas_oracle
+    cd /src/bridge/cmd && go build -v -p 4 -o /bin/bridge
 
-# Pull gas_oracle into a second stage deploy alpine container
+# Pull bridge into a second stage deploy alpine container
 FROM alpine:latest
 
-COPY --from=builder /bin/gas_oracle /bin/
+COPY --from=builder /bin/bridge /bin/
 
-ENTRYPOINT ["gas_oracle"]
+ENTRYPOINT ["bridge"]

build/dockerfiles/bridge.Dockerfile.dockerignore

@@ -2,4 +2,4 @@ assets/
 docs/
 l2geth/
 rpc-gateway/
-*target/*
+*target/*

build/dockerfiles/event_watcher.Dockerfile

@@ -1,26 +0,0 @@
-# Download Go dependencies
-FROM scrolltech/go-alpine-builder:1.18 as base
-
-WORKDIR /src
-COPY go.work* ./
-COPY ./bridge/go.* ./bridge/
-COPY ./common/go.* ./common/
-COPY ./coordinator/go.* ./coordinator/
-COPY ./database/go.* ./database/
-COPY ./roller/go.* ./roller/
-COPY ./tests/integration-test/go.* ./tests/integration-test/
-RUN go mod download -x
-
-# Build event_watcher
-FROM base as builder
-
-RUN --mount=target=. \
-    --mount=type=cache,target=/root/.cache/go-build \
-    cd /src/bridge/cmd/event_watcher/ && go build -v -p 4 -o /bin/event_watcher
-
-# Pull event_watcher into a second stage deploy alpine container
-FROM alpine:latest
-
-COPY --from=builder /bin/event_watcher /bin/
-
-ENTRYPOINT ["event_watcher"]

build/dockerfiles/gas_oracle.Dockerfile.dockerignore

@@ -1,5 +0,0 @@
-assets/
-docs/
-l2geth/
-rpc-gateway/
-*target/*

build/dockerfiles/msg_relayer.Dockerfile

@@ -1,26 +0,0 @@
-# Download Go dependencies
-FROM scrolltech/go-alpine-builder:1.18 as base
-
-WORKDIR /src
-COPY go.work* ./
-COPY ./bridge/go.* ./bridge/
-COPY ./common/go.* ./common/
-COPY ./coordinator/go.* ./coordinator/
-COPY ./database/go.* ./database/
-COPY ./roller/go.* ./roller/
-COPY ./tests/integration-test/go.* ./tests/integration-test/
-RUN go mod download -x
-
-# Build msg_relayer
-FROM base as builder
-
-RUN --mount=target=. \
-    --mount=type=cache,target=/root/.cache/go-build \
-    cd /src/bridge/cmd/msg_relayer/ && go build -v -p 4 -o /bin/msg_relayer
-
-# Pull msg_relayer into a second stage deploy alpine container
-FROM alpine:latest
-
-COPY --from=builder /bin/msg_relayer /bin/
-
-ENTRYPOINT ["msg_relayer"]

build/dockerfiles/msg_relayer.Dockerfile.dockerignore

@@ -1,5 +0,0 @@
-assets/
-docs/
-l2geth/
-rpc-gateway/
-*target/*

build/dockerfiles/rollup_relayer.Dockerfile

@@ -1,26 +0,0 @@
-# Download Go dependencies
-FROM scrolltech/go-alpine-builder:1.18 as base
-
-WORKDIR /src
-COPY go.work* ./
-COPY ./bridge/go.* ./bridge/
-COPY ./common/go.* ./common/
-COPY ./coordinator/go.* ./coordinator/
-COPY ./database/go.* ./database/
-COPY ./roller/go.* ./roller/
-COPY ./tests/integration-test/go.* ./tests/integration-test/
-RUN go mod download -x
-
-# Build rollup_relayer
-FROM base as builder
-
-RUN --mount=target=. \
-    --mount=type=cache,target=/root/.cache/go-build \
-    cd /src/bridge/cmd/rollup_relayer/ && go build -v -p 4 -o /bin/rollup_relayer
-
-# Pull rollup_relayer into a second stage deploy alpine container
-FROM alpine:latest
-
-COPY --from=builder /bin/rollup_relayer /bin/
-
-ENTRYPOINT ["rollup_relayer"]

build/dockerfiles/rollup_relayer.Dockerfile.dockerignore

@@ -1,5 +0,0 @@
-assets/
-docs/
-l2geth/
-rpc-gateway/
-*target/*

build/post-test-report-coverage.sh

@@ -4,11 +4,11 @@ ${GOROOT}/bin/bin/gocover-cobertura < coverage.bridge.txt > coverage.bridge.xml
 ${GOROOT}/bin/bin/gocover-cobertura < coverage.db.txt > coverage.db.xml
 ${GOROOT}/bin/bin/gocover-cobertura < coverage.common.txt > coverage.common.xml
 ${GOROOT}/bin/bin/gocover-cobertura < coverage.coordinator.txt > coverage.coordinator.xml
-#${GOROOT}/bin/bin/gocover-cobertura < coverage.integration.txt > coverage.integration.xml
+${GOROOT}/bin/bin/gocover-cobertura < coverage.integration.txt > coverage.integration.xml
 
 npx cobertura-merge -o cobertura.xml \
     package1=coverage.bridge.xml \
     package2=coverage.db.xml \
     package3=coverage.common.xml \
-    package4=coverage.coordinator.xml
-    # package5=coverage.integration.xml
+    package4=coverage.coordinator.xml \
+    package5=coverage.integration.xml

build/push-docker-tag.Jenkinsfile

@@ -42,37 +42,19 @@ pipeline {
                                     return;
                                 }
                                 sh "docker login --username=$dockerUser --password=$dockerPassword"
-                                catchError(buildResult: 'SUCCESS', stageResult: 'SUCCESS') {
-                                    script {
-                                        try {
-                                            sh "docker manifest inspect scrolltech/bridge:$TAGNAME > /dev/null"
-                                        } catch (e) {
-                                            // only build if the tag non existed
-                                            //sh "docker login --username=${dockerUser} --password=${dockerPassword}"
-                                            sh "make -C bridge docker"
-                                            sh "docker tag scrolltech/bridge:latest scrolltech/bridge:${TAGNAME}"
-                                            sh "docker push scrolltech/bridge:${TAGNAME}"
-                                            throw e
-                                        }
-                                    }
-                                }
-                                catchError(buildResult: 'SUCCESS', stageResult: 'SUCCESS') {
-                                    script {
-                                        try {
-                                            sh "docker manifest inspect scrolltech/coordinator:$TAGNAME > /dev/null"
-                                        } catch (e) {
-                                            // only build if the tag non existed
-                                            //sh "docker login --username=${dockerUser} --password=${dockerPassword}"
-                                            sh "make -C coordinator docker"
-                                            sh "docker tag scrolltech/coordinator:latest scrolltech/coordinator:${TAGNAME}"
-                                            sh "docker push scrolltech/coordinator:${TAGNAME}"
-                                            throw e
-                                        }
-                                    }
+                                catchError(buildResult: 'SUCCESS', stageResult: 'FAILURE') {
+                                    sh "docker manifest inspect scrolltech/bridge:$TAGNAME > /dev/null"
                                 }
+                                // sh "docker login --username=${dockerUser} --password=${dockerPassword}"
+                                // sh "make -C bridge docker"
+                                // sh "make -C coordinator docker"
+                                // sh "docker tag scrolltech/bridge:latest scrolltech/bridge:${TAGNAME}"
+                                // sh "docker tag scrolltech/coordinator:latest scrolltech/coordinator:${TAGNAME}"
+                                // sh "docker push scrolltech/bridge:${TAGNAME}"
+                                // sh "docker push scrolltech/coordinator:${TAGNAME}"
                             }                              
                     }
-                }
+               }
             }
         }
     }

common/cmd/cmd.go

@@ -1,11 +1,11 @@
 package cmd
 
 import (
-	"fmt"
 	"os"
 	"os/exec"
 	"strings"
 	"sync"
+	"testing"
 
 	cmap "github.com/orcaman/concurrent-map"
 )
@@ -23,6 +23,8 @@ type checkFunc func(buf string)
 
 // Cmd struct
 type Cmd struct {
+	*testing.T
+
 	name string
 	args []string
 
@@ -31,55 +33,55 @@ type Cmd struct {
 
 	checkFuncs cmap.ConcurrentMap //map[string]checkFunc
 
-	// error channel
-	ErrChan chan error
+	//stdout bytes.Buffer
+	Err error
 }
 
 // NewCmd create Cmd instance.
-func NewCmd(name string, args ...string) *Cmd {
+func NewCmd(t *testing.T, name string, args ...string) *Cmd {
 	return &Cmd{
+		T:          t,
 		checkFuncs: cmap.New(),
 		name:       name,
 		args:       args,
-		ErrChan:    make(chan error, 10),
 	}
 }
 
 // RegistFunc register check func
-func (c *Cmd) RegistFunc(key string, check checkFunc) {
-	c.checkFuncs.Set(key, check)
+func (t *Cmd) RegistFunc(key string, check checkFunc) {
+	t.checkFuncs.Set(key, check)
 }
 
 // UnRegistFunc unregister check func
-func (c *Cmd) UnRegistFunc(key string) {
-	c.checkFuncs.Pop(key)
+func (t *Cmd) UnRegistFunc(key string) {
+	t.checkFuncs.Pop(key)
 }
 
-func (c *Cmd) runCmd() {
-	cmd := exec.Command(c.args[0], c.args[1:]...) //nolint:gosec
-	cmd.Stdout = c
-	cmd.Stderr = c
-	c.ErrChan <- cmd.Run()
+func (t *Cmd) runCmd() {
+	cmd := exec.Command(t.args[0], t.args[1:]...) //nolint:gosec
+	cmd.Stdout = t
+	cmd.Stderr = t
+	_ = cmd.Run()
 }
 
 // RunCmd parallel running when parallel is true.
-func (c *Cmd) RunCmd(parallel bool) {
-	fmt.Println("cmd: ", c.args)
+func (t *Cmd) RunCmd(parallel bool) {
+	t.Log("cmd: ", t.args)
 	if parallel {
-		go c.runCmd()
+		go t.runCmd()
 	} else {
-		c.runCmd()
+		t.runCmd()
 	}
 }
 
-func (c *Cmd) Write(data []byte) (int, error) {
+func (t *Cmd) Write(data []byte) (int, error) {
 	out := string(data)
 	if verbose {
-		fmt.Printf("%s: %v", c.name, out)
+		t.Logf("%s: %v", t.name, out)
 	} else if strings.Contains(out, "error") || strings.Contains(out, "warning") {
-		fmt.Printf("%s: %v", c.name, out)
+		t.Logf("%s: %v", t.name, out)
 	}
-	go c.checkFuncs.IterCb(func(_ string, value interface{}) {
+	go t.checkFuncs.IterCb(func(_ string, value interface{}) {
 		check := value.(checkFunc)
 		check(out)
 	})

common/cmd/cmd_app.go

@@ -5,7 +5,6 @@ import (
 	"os"
 	"os/exec"
 	"strings"
-	"testing"
 	"time"
 
 	"github.com/docker/docker/pkg/reexec"
@@ -14,13 +13,13 @@ import (
 
 // RunApp exec's the current binary using name as argv[0] which will trigger the
 // reexec init function for that name (e.g. "geth-test" in cmd/geth/run_test.go)
-func (c *Cmd) RunApp(waitResult func() bool) {
-	fmt.Println("cmd: ", append([]string{c.name}, c.args...))
+func (t *Cmd) RunApp(waitResult func() bool) {
+	t.Log("cmd: ", append([]string{t.name}, t.args...))
 	cmd := &exec.Cmd{
 		Path:   reexec.Self(),
-		Args:   append([]string{c.name}, c.args...),
-		Stderr: c,
-		Stdout: c,
+		Args:   append([]string{t.name}, t.args...),
+		Stderr: t,
+		Stdout: t,
 	}
 	if waitResult != nil {
 		go func() {
@@ -31,50 +30,38 @@ func (c *Cmd) RunApp(waitResult func() bool) {
 		_ = cmd.Run()
 	}
 
-	c.mu.Lock()
-	c.cmd = cmd
-	c.mu.Unlock()
+	t.mu.Lock()
+	t.cmd = cmd
+	t.mu.Unlock()
 }
 
 // WaitExit wait util process exit.
-func (c *Cmd) WaitExit() {
-	// Wait all the check functions are finished, interrupt loop when appear error.
-	var err error
-	for err == nil && !c.checkFuncs.IsEmpty() {
-		select {
-		case err = <-c.ErrChan:
-			if err != nil {
-				fmt.Printf("%s appear error durning running, err: %v\n", c.name, err)
-			}
-		default:
-			<-time.After(time.Millisecond * 500)
-		}
+func (t *Cmd) WaitExit() {
+	// Wait all the check funcs are finished or test status is failed.
+	for !(t.Failed() || t.checkFuncs.IsEmpty()) {
+		<-time.After(time.Millisecond * 500)
 	}
 
 	// Send interrupt signal.
-	c.mu.Lock()
-	_ = c.cmd.Process.Signal(os.Interrupt)
-	// should use `_ = c.cmd.Process.Wait()` here, but we have some bugs in coordinator's graceful exit,
-	// so we use `Kill` as a temp workaround. And since `WaitExit` is only used in integration tests, so
-	// it won't really affect our functionalities.
-	_ = c.cmd.Process.Kill()
-	c.mu.Unlock()
+	t.mu.Lock()
+	_ = t.cmd.Process.Signal(os.Interrupt)
+	t.mu.Unlock()
 }
 
 // Interrupt send interrupt signal.
-func (c *Cmd) Interrupt() {
-	c.mu.Lock()
-	c.ErrChan <- c.cmd.Process.Signal(os.Interrupt)
-	c.mu.Unlock()
+func (t *Cmd) Interrupt() {
+	t.mu.Lock()
+	t.Err = t.cmd.Process.Signal(os.Interrupt)
+	t.mu.Unlock()
 }
 
 // WaitResult return true when get the keyword during timeout.
-func (c *Cmd) WaitResult(t *testing.T, timeout time.Duration, keyword string) bool {
+func (t *Cmd) WaitResult(timeout time.Duration, keyword string) bool {
 	if keyword == "" {
 		return false
 	}
 	okCh := make(chan struct{}, 1)
-	c.RegistFunc(keyword, func(buf string) {
+	t.RegistFunc(keyword, func(buf string) {
 		if strings.Contains(buf, keyword) {
 			select {
 			case okCh <- struct{}{}:
@@ -83,7 +70,7 @@ func (c *Cmd) WaitResult(t *testing.T, timeout time.Duration, keyword string) bo
 			}
 		}
 	})
-	defer c.UnRegistFunc(keyword)
+	defer t.UnRegistFunc(keyword)
 	select {
 	case <-okCh:
 		return true
@@ -94,12 +81,12 @@ func (c *Cmd) WaitResult(t *testing.T, timeout time.Duration, keyword string) bo
 }
 
 // ExpectWithTimeout wait result during timeout time.
-func (c *Cmd) ExpectWithTimeout(t *testing.T, parallel bool, timeout time.Duration, keyword string) {
+func (t *Cmd) ExpectWithTimeout(parallel bool, timeout time.Duration, keyword string) {
 	if keyword == "" {
 		return
 	}
 	okCh := make(chan struct{}, 1)
-	c.RegistFunc(keyword, func(buf string) {
+	t.RegistFunc(keyword, func(buf string) {
 		if strings.Contains(buf, keyword) {
 			select {
 			case okCh <- struct{}{}:
@@ -110,7 +97,7 @@ func (c *Cmd) ExpectWithTimeout(t *testing.T, parallel bool, timeout time.Durati
 	})
 
 	waitResult := func() {
-		defer c.UnRegistFunc(keyword)
+		defer t.UnRegistFunc(keyword)
 		select {
 		case <-okCh:
 			return

common/cmd/cmd_test.go

@@ -12,7 +12,7 @@ import (
 )
 
 func TestCmd(t *testing.T) {
-	app := cmd.NewCmd("curTime", "date", "+%Y-%m-%d")
+	app := cmd.NewCmd(t, "curTime", "date", "+%Y-%m-%d")
 
 	tm := time.Now()
 	curTime := fmt.Sprintf("%d-%02d-%02d", tm.Year(), tm.Month(), tm.Day())

common/docker/docker_app.go

@@ -1,234 +0,0 @@
-package docker
-
-import (
-	"context"
-	"crypto/rand"
-	"encoding/json"
-	"fmt"
-	"math/big"
-	"os"
-	"testing"
-	"time"
-
-	"github.com/jmoiron/sqlx"
-	"github.com/modern-go/reflect2"
-	"github.com/scroll-tech/go-ethereum/ethclient"
-	"github.com/stretchr/testify/assert"
-
-	"scroll-tech/database"
-
-	"scroll-tech/common/cmd"
-	"scroll-tech/common/utils"
-)
-
-var (
-	l1StartPort = 10000
-	l2StartPort = 20000
-	dbStartPort = 30000
-)
-
-// App is collection struct of runtime docker images
-type App struct {
-	l1gethImg ImgInstance
-	l2gethImg ImgInstance
-
-	dbImg    ImgInstance
-	dbConfig *database.DBConfig
-	dbFile   string
-
-	// common time stamp.
-	timestamp int
-}
-
-// NewDockerApp returns new instance of dokerApp struct
-func NewDockerApp() *App {
-	timestamp := time.Now().Nanosecond()
-	return &App{
-		timestamp: timestamp,
-		dbFile:    fmt.Sprintf("/tmp/%d_db-config.json", timestamp),
-	}
-}
-
-// RunImages runs all images togather
-func (b *App) RunImages(t *testing.T) {
-	b.runDBImage(t)
-	b.runL1Geth(t)
-	b.runL2Geth(t)
-}
-
-func (b *App) runDBImage(t *testing.T) {
-	if b.dbImg != nil {
-		return
-	}
-	b.dbImg = newTestDBDocker(t, "postgres")
-	if err := b.mockDBConfig(); err != nil {
-		_ = b.dbImg.Stop()
-		b.dbImg = nil
-		_ = os.Remove(b.dbFile)
-		t.Fatal(err)
-	}
-}
-
-// RunDBApp runs DB app with command
-func (b *App) RunDBApp(t *testing.T, option, keyword string) {
-	args := []string{option, "--config", b.dbFile}
-	app := cmd.NewCmd("db_cli-test", args...)
-	defer app.WaitExit()
-
-	// Wait expect result.
-	app.ExpectWithTimeout(t, true, time.Second*3, keyword)
-	app.RunApp(nil)
-}
-
-// Free clear all running images
-func (b *App) Free() {
-	if b.l1gethImg != nil {
-		_ = b.l1gethImg.Stop()
-		b.l1gethImg = nil
-	}
-	if b.l2gethImg != nil {
-		_ = b.l2gethImg.Stop()
-		b.l2gethImg = nil
-	}
-	if b.dbImg != nil {
-		_ = b.dbImg.Stop()
-		b.dbImg = nil
-		_ = os.Remove(b.dbFile)
-	}
-}
-
-// L1GethEndpoint returns l1gethimg endpoint
-func (b *App) L1GethEndpoint() string {
-	if b.l1gethImg != nil {
-		return b.l1gethImg.Endpoint()
-	}
-	return ""
-}
-
-// L2GethEndpoint returns l2gethimg endpoint
-func (b *App) L2GethEndpoint() string {
-	if b.l2gethImg != nil {
-		return b.l2gethImg.Endpoint()
-	}
-	return ""
-}
-
-// DBEndpoint returns the endpoint of the dbimg
-func (b *App) DBEndpoint() string {
-	return b.dbImg.Endpoint()
-}
-
-func (b *App) runL1Geth(t *testing.T) {
-	if b.l1gethImg != nil {
-		return
-	}
-	b.l1gethImg = newTestL1Docker(t)
-}
-
-// L1Client returns a ethclient by dialing running l1geth
-func (b *App) L1Client() (*ethclient.Client, error) {
-	if b.l1gethImg == nil || reflect2.IsNil(b.l1gethImg) {
-		return nil, fmt.Errorf("l1 geth is not running")
-	}
-	client, err := ethclient.Dial(b.l1gethImg.Endpoint())
-	if err != nil {
-		return nil, err
-	}
-	return client, nil
-}
-
-func (b *App) runL2Geth(t *testing.T) {
-	if b.l2gethImg != nil {
-		return
-	}
-	b.l2gethImg = newTestL2Docker(t)
-}
-
-// L2Client returns a ethclient by dialing running l2geth
-func (b *App) L2Client() (*ethclient.Client, error) {
-	if b.l2gethImg == nil || reflect2.IsNil(b.l2gethImg) {
-		return nil, fmt.Errorf("l2 geth is not running")
-	}
-	client, err := ethclient.Dial(b.l2gethImg.Endpoint())
-	if err != nil {
-		return nil, err
-	}
-	return client, nil
-}
-
-func (b *App) mockDBConfig() error {
-	if b.dbConfig == nil {
-
-		b.dbConfig = &database.DBConfig{
-			DSN:        "",
-			DriverName: "postgres",
-			MaxOpenNum: 200,
-			MaxIdleNum: 20,
-		}
-	}
-
-	if b.dbImg != nil {
-		b.dbConfig.DSN = b.dbImg.Endpoint()
-	}
-	data, err := json.Marshal(b.dbConfig)
-	if err != nil {
-		return err
-	}
-
-	return os.WriteFile(b.dbFile, data, 0644) //nolint:gosec
-}
-
-func newTestL1Docker(t *testing.T) ImgInstance {
-	id, _ := rand.Int(rand.Reader, big.NewInt(2000))
-	imgL1geth := NewImgGeth("scroll_l1geth", "", "", 0, l1StartPort+int(id.Int64()))
-	assert.NoError(t, imgL1geth.Start())
-
-	// try 3 times to get chainID until is ok.
-	utils.TryTimes(10, func() bool {
-		client, _ := ethclient.Dial(imgL1geth.Endpoint())
-		if client != nil {
-			if _, err := client.ChainID(context.Background()); err == nil {
-				return true
-			}
-		}
-		return false
-	})
-
-	return imgL1geth
-}
-
-func newTestL2Docker(t *testing.T) ImgInstance {
-	id, _ := rand.Int(rand.Reader, big.NewInt(2000))
-	imgL2geth := NewImgGeth("scroll_l2geth", "", "", 0, l2StartPort+int(id.Int64()))
-	assert.NoError(t, imgL2geth.Start())
-
-	// try 3 times to get chainID until is ok.
-	utils.TryTimes(10, func() bool {
-		client, _ := ethclient.Dial(imgL2geth.Endpoint())
-		if client != nil {
-			if _, err := client.ChainID(context.Background()); err == nil {
-				return true
-			}
-		}
-		return false
-	})
-
-	return imgL2geth
-}
-
-func newTestDBDocker(t *testing.T, driverName string) ImgInstance {
-	id, _ := rand.Int(rand.Reader, big.NewInt(2000))
-	imgDB := NewImgDB(driverName, "123456", "test_db", dbStartPort+int(id.Int64()))
-	assert.NoError(t, imgDB.Start())
-
-	// try 5 times until the db is ready.
-	utils.TryTimes(10, func() bool {
-		db, _ := sqlx.Open(driverName, imgDB.Endpoint())
-		if db != nil {
-			return db.Ping() == nil
-		}
-		return false
-	})
-
-	return imgDB
-}

common/docker/docker_db.go

@@ -4,6 +4,7 @@ import (
 	"context"
 	"fmt"
 	"strings"
+	"testing"
 	"time"
 
 	"github.com/docker/docker/api/types"
@@ -27,7 +28,7 @@ type ImgDB struct {
 }
 
 // NewImgDB return postgres db img instance.
-func NewImgDB(image, password, dbName string, port int) ImgInstance {
+func NewImgDB(t *testing.T, image, password, dbName string, port int) ImgInstance {
 	img := &ImgDB{
 		image:    image,
 		name:     fmt.Sprintf("%s-%s_%d", image, dbName, port),
@@ -35,7 +36,7 @@ func NewImgDB(image, password, dbName string, port int) ImgInstance {
 		dbName:   dbName,
 		port:     port,
 	}
-	img.cmd = cmd.NewCmd(img.name, img.prepare()...)
+	img.cmd = cmd.NewCmd(t, img.name, img.prepare()...)
 	return img
 }
 
@@ -45,6 +46,7 @@ func (i *ImgDB) Start() error {
 	if id != "" {
 		return fmt.Errorf("container already exist, name: %s", i.name)
 	}
+	i.cmd.RunCmd(true)
 	i.running = i.isOk()
 	if !i.running {
 		_ = i.Stop()
@@ -105,21 +107,15 @@ func (i *ImgDB) isOk() bool {
 		}
 	})
 	defer i.cmd.UnRegistFunc(keyword)
-	// Start cmd in parallel.
-	i.cmd.RunCmd(true)
 
 	select {
 	case <-okCh:
-		utils.TryTimes(20, func() bool {
+		utils.TryTimes(3, func() bool {
 			i.id = GetContainerID(i.name)
 			return i.id != ""
 		})
-	case err := <-i.cmd.ErrChan:
-		if err != nil {
-			fmt.Printf("failed to start %s, err: %v\n", i.name, err)
-		}
+		return i.id != ""
 	case <-time.After(time.Second * 20):
 		return false
 	}
-	return i.id != ""
 }

common/docker/docker_geth.go

@@ -5,6 +5,7 @@ import (
 	"fmt"
 	"strconv"
 	"strings"
+	"testing"
 	"time"
 
 	"github.com/docker/docker/api/types"
@@ -29,7 +30,7 @@ type ImgGeth struct {
 }
 
 // NewImgGeth return geth img instance.
-func NewImgGeth(image, volume, ipc string, hPort, wPort int) ImgInstance {
+func NewImgGeth(t *testing.T, image, volume, ipc string, hPort, wPort int) ImgInstance {
 	img := &ImgGeth{
 		image:    image,
 		name:     fmt.Sprintf("%s-%d", image, time.Now().Nanosecond()),
@@ -38,7 +39,7 @@ func NewImgGeth(image, volume, ipc string, hPort, wPort int) ImgInstance {
 		httpPort: hPort,
 		wsPort:   wPort,
 	}
-	img.cmd = cmd.NewCmd(img.name, img.prepare()...)
+	img.cmd = cmd.NewCmd(t, img.name, img.prepare()...)
 	return img
 }
 
@@ -48,6 +49,7 @@ func (i *ImgGeth) Start() error {
 	if id != "" {
 		return fmt.Errorf("container already exist, name: %s", i.name)
 	}
+	i.cmd.RunCmd(true)
 	i.running = i.isOk()
 	if !i.running {
 		_ = i.Stop()
@@ -84,23 +86,17 @@ func (i *ImgGeth) isOk() bool {
 		}
 	})
 	defer i.cmd.UnRegistFunc(keyword)
-	// Start cmd in parallel.
-	i.cmd.RunCmd(true)
 
 	select {
 	case <-okCh:
-		utils.TryTimes(20, func() bool {
+		utils.TryTimes(3, func() bool {
 			i.id = GetContainerID(i.name)
 			return i.id != ""
 		})
-	case err := <-i.cmd.ErrChan:
-		if err != nil {
-			fmt.Printf("failed to start %s, err: %v\n", i.name, err)
-		}
+		return i.id != ""
 	case <-time.After(time.Second * 10):
 		return false
 	}
-	return i.id != ""
 }
 
 // Stop the docker container.

common/docker/docker_test.go

@@ -1,4 +1,4 @@
-package docker_test
+package docker
 
 import (
 	"context"
@@ -6,36 +6,13 @@ import (
 
 	"github.com/jmoiron/sqlx"
 	_ "github.com/lib/pq" //nolint:golint
+	"github.com/scroll-tech/go-ethereum/ethclient"
 	"github.com/stretchr/testify/assert"
-
-	_ "scroll-tech/database/cmd/app"
-
-	"scroll-tech/common/docker"
 )
 
-var (
-	base *docker.App
-)
-
-func TestMain(m *testing.M) {
-	base = docker.NewDockerApp()
-
-	m.Run()
-
-	base.Free()
-}
-
-func TestStartProcess(t *testing.T) {
-	base.RunImages(t)
-
-	// migrate db.
-	base.RunDBApp(t, "reset", "successful to reset")
-	base.RunDBApp(t, "migrate", "current version:")
-}
-
 func TestDocker(t *testing.T) {
-	base.RunImages(t)
 	t.Parallel()
+
 	t.Run("testL1Geth", testL1Geth)
 	t.Run("testL2Geth", testL2Geth)
 	t.Run("testDB", testDB)
@@ -45,7 +22,10 @@ func testL1Geth(t *testing.T) {
 	ctx, cancel := context.WithCancel(context.Background())
 	defer cancel()
 
-	client, err := base.L1Client()
+	img := NewTestL1Docker(t)
+	defer img.Stop()
+
+	client, err := ethclient.Dial(img.Endpoint())
 	assert.NoError(t, err)
 
 	chainID, err := client.ChainID(ctx)
@@ -57,7 +37,10 @@ func testL2Geth(t *testing.T) {
 	ctx, cancel := context.WithCancel(context.Background())
 	defer cancel()
 
-	client, err := base.L2Client()
+	img := NewTestL2Docker(t)
+	defer img.Stop()
+
+	client, err := ethclient.Dial(img.Endpoint())
 	assert.NoError(t, err)
 
 	chainID, err := client.ChainID(ctx)
@@ -67,8 +50,10 @@ func testL2Geth(t *testing.T) {
 
 func testDB(t *testing.T) {
 	driverName := "postgres"
+	dbImg := NewTestDBDocker(t, driverName)
+	defer dbImg.Stop()
 
-	db, err := sqlx.Open(driverName, base.DBEndpoint())
+	db, err := sqlx.Open(driverName, dbImg.Endpoint())
 	assert.NoError(t, err)
 	assert.NoError(t, db.Ping())
 }

common/docker/l1geth/l1geth_run.sh

@@ -11,6 +11,6 @@ if [ ! -n "${IPC_PATH}" ];then
   IPC_PATH="/tmp/l1geth_path.ipc"
 fi
 
-exec geth --mine --datadir "." --unlock 0 --miner.etherbase "0x1c5a77d9fa7ef466951b2f01f724bca3a5820b63" --password "./password" --allow-insecure-unlock --nodiscover \
+exec geth --mine --datadir "." --unlock 0 --password "./password" --allow-insecure-unlock --nodiscover \
   --http --http.addr "0.0.0.0" --http.port 8545 --ws --ws.addr "0.0.0.0" --ws.port 8546 --ipcpath ${IPC_PATH}
 

common/docker/mock.go

@@ -0,0 +1,78 @@
+package docker
+
+import (
+	"context"
+	"crypto/rand"
+	"math/big"
+	"testing"
+
+	"github.com/jmoiron/sqlx"
+	"github.com/scroll-tech/go-ethereum/ethclient"
+	"github.com/stretchr/testify/assert"
+
+	"scroll-tech/common/utils"
+)
+
+var (
+	l1StartPort = 10000
+	l2StartPort = 20000
+	dbStartPort = 30000
+)
+
+// NewTestL1Docker starts and returns l1geth docker
+func NewTestL1Docker(t *testing.T) ImgInstance {
+	id, _ := rand.Int(rand.Reader, big.NewInt(2000))
+	imgL1geth := NewImgGeth(t, "scroll_l1geth", "", "", 0, l1StartPort+int(id.Int64()))
+	assert.NoError(t, imgL1geth.Start())
+
+	// try 3 times to get chainID until is ok.
+	utils.TryTimes(3, func() bool {
+		client, _ := ethclient.Dial(imgL1geth.Endpoint())
+		if client != nil {
+			if _, err := client.ChainID(context.Background()); err == nil {
+				return true
+			}
+		}
+		return false
+	})
+
+	return imgL1geth
+}
+
+// NewTestL2Docker starts and returns l2geth docker
+func NewTestL2Docker(t *testing.T) ImgInstance {
+	id, _ := rand.Int(rand.Reader, big.NewInt(2000))
+	imgL2geth := NewImgGeth(t, "scroll_l2geth", "", "", 0, l2StartPort+int(id.Int64()))
+	assert.NoError(t, imgL2geth.Start())
+
+	// try 3 times to get chainID until is ok.
+	utils.TryTimes(3, func() bool {
+		client, _ := ethclient.Dial(imgL2geth.Endpoint())
+		if client != nil {
+			if _, err := client.ChainID(context.Background()); err == nil {
+				return true
+			}
+		}
+		return false
+	})
+
+	return imgL2geth
+}
+
+// NewTestDBDocker starts and returns database docker
+func NewTestDBDocker(t *testing.T, driverName string) ImgInstance {
+	id, _ := rand.Int(rand.Reader, big.NewInt(2000))
+	imgDB := NewImgDB(t, driverName, "123456", "test_db", dbStartPort+int(id.Int64()))
+	assert.NoError(t, imgDB.Start())
+
+	// try 5 times until the db is ready.
+	utils.TryTimes(5, func() bool {
+		db, _ := sqlx.Open(driverName, imgDB.Endpoint())
+		if db != nil {
+			return db.Ping() == nil
+		}
+		return false
+	})
+
+	return imgDB
+}

common/go.mod

@@ -8,10 +8,9 @@ require (
 	github.com/lib/pq v1.10.6
 	github.com/mattn/go-colorable v0.1.13
 	github.com/mattn/go-isatty v0.0.16
-	github.com/modern-go/reflect2 v1.0.2
 	github.com/orcaman/concurrent-map v1.0.0
-	github.com/scroll-tech/go-ethereum v1.10.14-0.20230321020420-127af384ed04
-	github.com/stretchr/testify v1.8.2
+	github.com/scroll-tech/go-ethereum v1.10.14-0.20230220082843-ec9254b0b1c6
+	github.com/stretchr/testify v1.8.0
 	github.com/urfave/cli/v2 v2.17.2-0.20221006022127-8f469abc00aa
 	gotest.tools v2.2.0+incompatible
 )
@@ -29,7 +28,7 @@ require (
 	github.com/docker/go-connections v0.4.0 // indirect
 	github.com/docker/go-units v0.5.0 // indirect
 	github.com/edsrzf/mmap-go v1.0.0 // indirect
-	github.com/ethereum/go-ethereum v1.11.4 // indirect
+	github.com/ethereum/go-ethereum v1.11.1 // indirect
 	github.com/fjl/memsize v0.0.0-20190710130421-bcb5799ab5e5 // indirect
 	github.com/gballet/go-libpcsclite v0.0.0-20190607065134-2772fd86a8ff // indirect
 	github.com/go-logfmt/logfmt v0.5.1 // indirect
@@ -46,7 +45,7 @@ require (
 	github.com/holiman/bloomfilter/v2 v2.0.3 // indirect
 	github.com/holiman/uint256 v1.2.0 // indirect
 	github.com/huin/goupnp v1.0.3 // indirect
-	github.com/iden3/go-iden3-crypto v0.0.14 // indirect
+	github.com/iden3/go-iden3-crypto v0.0.13 // indirect
 	github.com/influxdata/influxdb v1.8.3 // indirect
 	github.com/influxdata/influxdb-client-go/v2 v2.4.0 // indirect
 	github.com/influxdata/line-protocol v0.0.0-20210311194329-9aa0e372d097 // indirect
@@ -68,7 +67,7 @@ require (
 	github.com/rjeczalik/notify v0.9.1 // indirect
 	github.com/rs/cors v1.7.0 // indirect
 	github.com/russross/blackfriday/v2 v2.1.0 // indirect
-	github.com/scroll-tech/zktrie v0.5.2 // indirect
+	github.com/scroll-tech/zktrie v0.5.0 // indirect
 	github.com/shirou/gopsutil v3.21.11+incompatible // indirect
 	github.com/sirupsen/logrus v1.9.0 // indirect
 	github.com/status-im/keycard-go v0.2.0 // indirect
@@ -78,15 +77,14 @@ require (
 	github.com/tyler-smith/go-bip39 v1.1.0 // indirect
 	github.com/xrash/smetrics v0.0.0-20201216005158-039620a65673 // indirect
 	github.com/yusufpapurcu/wmi v1.2.2 // indirect
-	golang.org/x/crypto v0.7.0 // indirect
-	golang.org/x/mod v0.8.0 // indirect
-	golang.org/x/net v0.8.0 // indirect
+	golang.org/x/crypto v0.6.0 // indirect
+	golang.org/x/mod v0.7.0 // indirect
+	golang.org/x/net v0.6.0 // indirect
 	golang.org/x/sync v0.1.0 // indirect
-	golang.org/x/sys v0.6.0 // indirect
-	golang.org/x/text v0.8.0 // indirect
+	golang.org/x/sys v0.5.0 // indirect
+	golang.org/x/text v0.7.0 // indirect
 	golang.org/x/time v0.0.0-20220922220347-f3bd1da661af // indirect
-	golang.org/x/tools v0.6.0 // indirect
-	gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c // indirect
+	golang.org/x/tools v0.3.0 // indirect
 	gopkg.in/natefinch/npipe.v2 v2.0.0-20160621034901-c1b8fa8bdcce // indirect
 	gopkg.in/urfave/cli.v1 v1.20.0 // indirect
 	gopkg.in/yaml.v2 v2.4.0 // indirect

common/go.sum

@@ -18,14 +18,28 @@ cloud.google.com/go/storage v1.0.0/go.mod h1:IhtSnM/ZTZV8YYJWCY8RULGVqBDmpoyjwiy
 cloud.google.com/go/storage v1.5.0/go.mod h1:tpKbwo567HUNpVclU5sGELwQWBDZ8gh0ZeosJ0Rtdos=
 collectd.org v0.3.0/go.mod h1:A/8DzQBkF6abtvrT2j/AU/4tiBgJWYyh0y/oB/4MlWE=
 dmitri.shuralyov.com/gpu/mtl v0.0.0-20190408044501-666a987793e9/go.mod h1:H6x//7gZCb22OMCxBHrMx7a5I7Hp++hsVxbQ4BYO7hU=
+github.com/Azure/azure-pipeline-go v0.2.1/go.mod h1:UGSo8XybXnIGZ3epmeBw7Jdz+HiUVpqIlpz/HKHylF4=
+github.com/Azure/azure-pipeline-go v0.2.2/go.mod h1:4rQ/NZncSvGqNkkOsNpOU1tgoNuIlp9AfUH5G1tvCHc=
+github.com/Azure/azure-storage-blob-go v0.7.0/go.mod h1:f9YQKtsG1nMisotuTPpO0tjNuEjKRYAcJU8/ydDI++4=
 github.com/Azure/go-ansiterm v0.0.0-20210617225240-d185dfc1b5a1 h1:UQHMgLO+TxOElx5B5HZ4hJQsoJ/PvUvKRhJHDQXO8P8=
 github.com/Azure/go-ansiterm v0.0.0-20210617225240-d185dfc1b5a1/go.mod h1:xomTg63KZ2rFqZQzSB4Vz2SUXa1BpHTVz9L5PTmPC4E=
+github.com/Azure/go-autorest/autorest v0.9.0/go.mod h1:xyHB1BMZT0cuDHU7I0+g046+BFDTQ8rEZB0s4Yfa6bI=
+github.com/Azure/go-autorest/autorest/adal v0.5.0/go.mod h1:8Z9fGy2MpX0PvDjB1pEgQTmVqjGhiHBW7RJJEciWzS0=
+github.com/Azure/go-autorest/autorest/adal v0.8.0/go.mod h1:Z6vX6WXXuyieHAXwMj0S6HY6e6wcHn37qQMBQlvY3lc=
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@@ -36,6 +50,15 @@ github.com/allegro/bigcache v1.2.1-0.20190218064605-e24eb225f156 h1:eMwmnE/GDgah
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@@ -52,6 +75,7 @@ github.com/btcsuite/winsvc v1.0.0/go.mod h1:jsenWakMcC0zFBFurPLEAyrnc/teJEM1O46f
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@@ -60,8 +84,13 @@ github.com/chzyer/logex v1.1.10/go.mod h1:+Ywpsq7O8HXn0nuIou7OrIPyXbp3wmkHB+jjWR
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@@ -69,6 +98,8 @@ github.com/davecgh/go-spew v0.0.0-20171005155431-ecdeabc65495/go.mod h1:J7Y8YcW2
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@@ -77,21 +108,27 @@ github.com/deepmap/oapi-codegen v1.8.2/go.mod h1:YLgSKSDv/bZQB7N4ws6luhozi3cEdRk
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@@ -114,10 +151,12 @@ github.com/go-logfmt/logfmt v0.3.0/go.mod h1:Qt1PoO58o5twSAckw1HlFXLmHsOX5/0LbT9
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@@ -146,6 +185,7 @@ github.com/golang/protobuf v1.4.0-rc.2/go.mod h1:LlEzMj4AhA7rCAGe4KMBDvJI+AwstrU
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@@ -158,22 +198,28 @@ github.com/google/go-cmp v0.2.0/go.mod h1:oXzfMopK8JAjlY9xF4vHSVASa0yLyX7SntLO5a
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@@ -374,18 +435,21 @@ github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81P
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@@ -410,12 +474,15 @@ golang.org/x/crypto v0.0.0-20180904163835-0709b304e793/go.mod h1:6SG95UA2DQfeDnf
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@@ -444,8 +511,9 @@ golang.org/x/mod v0.1.0/go.mod h1:0QHyrYULN0/3qlju5TqG8bIK38QM8yzMo5ekMj3DlcY=
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@@ -467,8 +535,13 @@ golang.org/x/net v0.0.0-20200813134508-3edf25e44fcc/go.mod h1:/O7V0waA8r7cgGh81R
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@@ -480,8 +553,10 @@ golang.org/x/sync v0.0.0-20181221193216-37e7f081c4d4/go.mod h1:RxMgew5VJxzue5/jJ
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@@ -517,22 +592,34 @@ golang.org/x/sys v0.0.0-20200930185726-fdedc70b468f/go.mod h1:h1NjWce9XRLGQEsW7w
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@@ -569,8 +656,8 @@ golang.org/x/tools v0.0.0-20200108203644-89082a384178/go.mod h1:TB2adYChydJhpapK
 golang.org/x/tools v0.0.0-20200619180055-7c47624df98f/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE=
 golang.org/x/tools v0.0.0-20210106214847-113979e3529a/go.mod h1:emZCQorbCU4vsT4fOWvOPXz4eW1wZW4PmDk9uLelYpA=
 golang.org/x/tools v0.1.0/go.mod h1:xkSsbof2nBLbhDlRMhhhyNLN/zl3eTqcnHD5viDpcZ0=
-golang.org/x/tools v0.6.0 h1:BOw41kyTf3PuCW1pVQf8+Cyg8pMlkYB1oo9iJ6D/lKM=
-golang.org/x/tools v0.6.0/go.mod h1:Xwgl3UAJ/d3gWutnCtw505GrjyAbvKui8lOU390QaIU=
+golang.org/x/tools v0.3.0 h1:SrNbZl6ECOS1qFzgTdQfWXZM9XBkiA6tkFrH9YSTPHM=
+golang.org/x/tools v0.3.0/go.mod h1:/rWhSS2+zyEVwoJf8YAX6L2f0ntZ7Kn/mGgAWcipA5k=
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
@@ -628,13 +715,16 @@ gopkg.in/errgo.v2 v2.1.0/go.mod h1:hNsd1EY+bozCKY1Ytp96fpM3vjJbqLJn88ws8XvfDNI=
 gopkg.in/fsnotify.v1 v1.4.7/go.mod h1:Tz8NjZHkW78fSQdbUxIjBTcgA1z1m8ZHf0WmKUhAMys=
 gopkg.in/natefinch/npipe.v2 v2.0.0-20160621034901-c1b8fa8bdcce h1:+JknDZhAj8YMt7GC73Ei8pv4MzjDUNPHgQWJdtMAaDU=
 gopkg.in/natefinch/npipe.v2 v2.0.0-20160621034901-c1b8fa8bdcce/go.mod h1:5AcXVHNjg+BDxry382+8OKon8SEWiKktQR07RKPsv1c=
+gopkg.in/olebedev/go-duktape.v3 v3.0.0-20200619000410-60c24ae608a6/go.mod h1:uAJfkITjFhyEEuUfm7bsmCZRbW5WRq8s9EY8HZ6hCns=
 gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7 h1:uRGJdciOHaEIrze2W8Q3AKkepLTh2hOroT7a+7czfdQ=
 gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7/go.mod h1:dt/ZhP58zS4L8KSrWDmTeBkI65Dw0HsyUHuEVlX15mw=
 gopkg.in/urfave/cli.v1 v1.20.0 h1:NdAVW6RYxDif9DhDHaAortIu956m2c0v+09AZBPTbE0=
 gopkg.in/urfave/cli.v1 v1.20.0/go.mod h1:vuBzUtMdQeixQj8LVd+/98pzhxNGQoyuPBlsXHOQNO0=
 gopkg.in/yaml.v2 v2.2.1/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
+gopkg.in/yaml.v2 v2.2.3/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.2.4/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
+gopkg.in/yaml.v2 v2.2.8/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.3.0/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.4.0 h1:D8xgwECY7CYvx+Y2n4sBz93Jn9JRvxdiyyo8CTfuKaY=
 gopkg.in/yaml.v2 v2.4.0/go.mod h1:RDklbk79AGWmwhnvt/jBztapEOGDOx6ZbXqjP6csGnQ=
@@ -651,5 +741,6 @@ honnef.co/go/tools v0.0.0-20190106161140-3f1c8253044a/go.mod h1:rf3lG4BRIbNafJWh
 honnef.co/go/tools v0.0.0-20190418001031-e561f6794a2a/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
 honnef.co/go/tools v0.0.0-20190523083050-ea95bdfd59fc/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
 honnef.co/go/tools v0.0.1-2019.2.3/go.mod h1:a3bituU0lyd329TUQxRnasdCoJDkEUEAqEt0JzvZhAg=
+honnef.co/go/tools v0.1.3/go.mod h1:NgwopIslSNH47DimFoV78dnkksY2EFtX0ajyb3K/las=
 rsc.io/binaryregexp v0.2.0/go.mod h1:qTv7/COck+e2FymRvadv62gMdZztPaShugOCi3I+8D8=
 rsc.io/pdf v0.1.1/go.mod h1:n8OzWcQ6Sp37PL01nO98y4iUCRdTGarVfzxY20ICaU4=

common/libzkp/impl/Cargo.lock

@@ -368,9 +368,9 @@ checksum = "8d696c370c750c948ada61c69a0ee2cbbb9c50b1019ddb86d9317157a99c2cae"
 
 [[package]]
 name = "bounded-collections"
-version = "0.1.4"
+version = "0.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "de2aff4807e40f478132150d80b031f2461d88f061851afcab537d7600c24120"
+checksum = "a071c348a5ef6da1d3a87166b408170b46002382b1dda83992b5c2208cefb370"
 dependencies = [
  "log",
  "parity-scale-codec",
@@ -2902,9 +2902,9 @@ dependencies = [
 
 [[package]]
 name = "parity-scale-codec"
-version = "3.3.0"
+version = "3.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c3840933452adf7b3b9145e27086a5a3376c619dca1a21b1e5a5af0d54979bed"
+checksum = "637935964ff85a605d114591d4d2c13c5d1ba2806dae97cea6bf180238a749ac"
 dependencies = [
  "arrayvec 0.7.2",
  "bitvec 1.0.1",
@@ -5014,7 +5014,7 @@ checksum = "dcf81ac59edc17cc8697ff311e8f5ef2d99fcbd9817b34cec66f90b6c3dfd987"
 [[package]]
 name = "types"
 version = "0.1.0"
-source = "git+https://github.com/scroll-tech/scroll-zkevm?branch=goerli-0215#1f7a3c7da2370860087555a11346bd5d96f609fd"
+source = "git+https://github.com/scroll-tech/scroll-zkevm?branch=goerli-0215#d0d3338663a0b3eee51e9d044ab96a7899d70252"
 dependencies = [
  "base64 0.13.0",
  "blake2",
@@ -5682,7 +5682,7 @@ dependencies = [
 [[package]]
 name = "zkevm"
 version = "0.1.0"
-source = "git+https://github.com/scroll-tech/scroll-zkevm?branch=goerli-0215#1f7a3c7da2370860087555a11346bd5d96f609fd"
+source = "git+https://github.com/scroll-tech/scroll-zkevm?branch=goerli-0215#d0d3338663a0b3eee51e9d044ab96a7899d70252"
 dependencies = [
  "anyhow",
  "blake2",

common/metrics/metrics.go

@@ -10,16 +10,12 @@ import (
 	"github.com/scroll-tech/go-ethereum/metrics"
 	"github.com/scroll-tech/go-ethereum/metrics/prometheus"
 	"github.com/scroll-tech/go-ethereum/rpc"
+
 	"github.com/urfave/cli/v2"
 
 	"scroll-tech/common/utils"
 )
 
-var (
-	// ScrollRegistry is used for scroll metrics.
-	ScrollRegistry = metrics.NewRegistry()
-)
-
 // Serve starts the metrics server on the given address, will be closed when the given
 // context is canceled.
 func Serve(ctx context.Context, c *cli.Context) {
@@ -34,7 +30,7 @@ func Serve(ctx context.Context, c *cli.Context) {
 
 	server := &http.Server{
 		Addr:         address,
-		Handler:      prometheus.Handler(ScrollRegistry),
+		Handler:      prometheus.Handler(metrics.DefaultRegistry),
 		ReadTimeout:  rpc.DefaultHTTPTimeouts.ReadTimeout,
 		WriteTimeout: rpc.DefaultHTTPTimeouts.WriteTimeout,
 		IdleTimeout:  rpc.DefaultHTTPTimeouts.IdleTimeout,

common/types/batch.go

@@ -114,41 +114,41 @@ func (b *BatchData) Hash() *common.Hash {
 
 // NewBatchData creates a BatchData given the parent batch information and the traces of the blocks
 // included in this batch
-func NewBatchData(parentBatch *BlockBatch, blocks []*WrappedBlock, piCfg *PublicInputHashConfig) *BatchData {
+func NewBatchData(parentBatch *BlockBatch, blockTraces []*types.BlockTrace, piCfg *PublicInputHashConfig) *BatchData {
 	batchData := new(BatchData)
 	batch := &batchData.Batch
 
 	// set BatchIndex, ParentBatchHash
 	batch.BatchIndex = parentBatch.Index + 1
 	batch.ParentBatchHash = common.HexToHash(parentBatch.Hash)
-	batch.Blocks = make([]abi.IScrollChainBlockContext, len(blocks))
+	batch.Blocks = make([]abi.IScrollChainBlockContext, len(blockTraces))
 
 	var batchTxDataBuf bytes.Buffer
 	batchTxDataWriter := bufio.NewWriter(&batchTxDataBuf)
 
-	for i, block := range blocks {
-		batchData.TotalTxNum += uint64(len(block.Transactions))
-		batchData.TotalL2Gas += block.Header.GasUsed
+	for i, trace := range blockTraces {
+		batchData.TotalTxNum += uint64(len(trace.Transactions))
+		batchData.TotalL2Gas += trace.Header.GasUsed
 
 		// set baseFee to 0 when it's nil in the block header
-		baseFee := block.Header.BaseFee
+		baseFee := trace.Header.BaseFee
 		if baseFee == nil {
 			baseFee = big.NewInt(0)
 		}
 
 		batch.Blocks[i] = abi.IScrollChainBlockContext{
-			BlockHash:       block.Header.Hash(),
-			ParentHash:      block.Header.ParentHash,
-			BlockNumber:     block.Header.Number.Uint64(),
-			Timestamp:       block.Header.Time,
+			BlockHash:       trace.Header.Hash(),
+			ParentHash:      trace.Header.ParentHash,
+			BlockNumber:     trace.Header.Number.Uint64(),
+			Timestamp:       trace.Header.Time,
 			BaseFee:         baseFee,
-			GasLimit:        block.Header.GasLimit,
-			NumTransactions: uint16(len(block.Transactions)),
+			GasLimit:        trace.Header.GasLimit,
+			NumTransactions: uint16(len(trace.Transactions)),
 			NumL1Messages:   0, // TODO: currently use 0, will re-enable after we use l2geth to include L1 messages
 		}
 
 		// fill in RLP-encoded transactions
-		for _, txData := range block.Transactions {
+		for _, txData := range trace.Transactions {
 			data, _ := hexutil.Decode(txData.Data)
 			// right now we only support legacy tx
 			tx := types.NewTx(&types.LegacyTx{
@@ -170,14 +170,15 @@ func NewBatchData(parentBatch *BlockBatch, blocks []*WrappedBlock, piCfg *Public
 			batchData.TxHashes = append(batchData.TxHashes, tx.Hash())
 		}
 
+		// set PrevStateRoot from the first block
 		if i == 0 {
-			batch.PrevStateRoot = common.HexToHash(parentBatch.StateRoot)
+			batch.PrevStateRoot = trace.StorageTrace.RootBefore
 		}
 
 		// set NewStateRoot & WithdrawTrieRoot from the last block
-		if i == len(blocks)-1 {
-			batch.NewStateRoot = block.Header.Root
-			batch.WithdrawTrieRoot = block.WithdrawTrieRoot
+		if i == len(blockTraces)-1 {
+			batch.NewStateRoot = trace.Header.Root
+			batch.WithdrawTrieRoot = trace.WithdrawTrieRoot
 		}
 	}
 
@@ -192,7 +193,7 @@ func NewBatchData(parentBatch *BlockBatch, blocks []*WrappedBlock, piCfg *Public
 }
 
 // NewGenesisBatchData generates the batch that contains the genesis block.
-func NewGenesisBatchData(genesisBlockTrace *WrappedBlock) *BatchData {
+func NewGenesisBatchData(genesisBlockTrace *types.BlockTrace) *BatchData {
 	header := genesisBlockTrace.Header
 	if header.Number.Uint64() != 0 {
 		panic("invalid genesis block trace: block number is not 0")

common/types/batch_test.go

@@ -75,7 +75,15 @@ func TestNewGenesisBatch(t *testing.T) {
 		"wrong genesis block header",
 	)
 
-	blockTrace := &WrappedBlock{genesisBlock, nil, common.Hash{}}
+	blockTrace := &geth_types.BlockTrace{
+		Coinbase:         nil,
+		Header:           genesisBlock,
+		Transactions:     []*geth_types.TransactionData{},
+		StorageTrace:     nil,
+		ExecutionResults: []*geth_types.ExecutionResult{},
+		MPTWitness:       nil,
+	}
+
 	batchData := NewGenesisBatchData(blockTrace)
 	t.Log(batchData.Batch.Blocks[0])
 	batchData.piCfg = &PublicInputHashConfig{

common/types/block.go

@@ -1,14 +0,0 @@
-package types
-
-import (
-	"github.com/scroll-tech/go-ethereum/common"
-	"github.com/scroll-tech/go-ethereum/core/types"
-)
-
-// WrappedBlock contains the block's Header, Transactions and WithdrawTrieRoot hash.
-type WrappedBlock struct {
-	Header *types.Header `json:"header"`
-	// Transactions is only used for recover types.Transactions, the from of types.TransactionData field is missing.
-	Transactions     []*types.TransactionData `json:"transactions"`
-	WithdrawTrieRoot common.Hash              `json:"withdraw_trie_root,omitempty"`
-}

common/types/db.go

@@ -82,9 +82,6 @@ const (
 
 	// MsgExpired represents the from_layer message status is expired
 	MsgExpired
-
-	// MsgRelayFailed represents the from_layer message status is relay failed
-	MsgRelayFailed
 )
 
 // L1Message is structure of stored layer1 bridge message
@@ -203,7 +200,7 @@ func (ps ProvingStatus) String() string {
 	}
 }
 
-// RollupStatus block_batch rollup_status (pending, committing, committed, commit_failed, finalizing, finalized, finalize_skipped, finalize_failed)
+// RollupStatus block_batch rollup_status (pending, committing, committed, finalizing, finalized)
 type RollupStatus int
 
 const (
@@ -221,10 +218,6 @@ const (
 	RollupFinalized
 	// RollupFinalizationSkipped : batch finalization is skipped
 	RollupFinalizationSkipped
-	// RollupCommitFailed : rollup commit transaction confirmed but failed
-	RollupCommitFailed
-	// RollupFinalizeFailed : rollup finalize transaction is confirmed but failed
-	RollupFinalizeFailed
 )
 
 // BlockBatch is structure of stored block_batch

common/utils/flags.go

@@ -57,7 +57,7 @@ var (
 		Name:     "metrics.addr",
 		Usage:    "Metrics reporting server listening address",
 		Category: "METRICS",
-		Value:    "127.0.0.1",
+		Value:    "0.0.0.0",
 	}
 	// MetricsPort is listening port of Metrics reporting server
 	MetricsPort = cli.IntFlag{

common/utils/utils.go

@@ -1,9 +1,6 @@
 package utils
 
-import (
-	"context"
-	"time"
-)
+import "time"
 
 // TryTimes try run several times until the function return true.
 func TryTimes(times int, run func() bool) {
@@ -14,31 +11,3 @@ func TryTimes(times int, run func() bool) {
 		time.Sleep(time.Millisecond * 500)
 	}
 }
-
-// LoopWithContext Run the f func with context periodically.
-func LoopWithContext(ctx context.Context, period time.Duration, f func(ctx context.Context)) {
-	tick := time.NewTicker(period)
-	defer tick.Stop()
-	for ; ; <-tick.C {
-		select {
-		case <-ctx.Done():
-			return
-		default:
-			f(ctx)
-		}
-	}
-}
-
-// Loop Run the f func periodically.
-func Loop(ctx context.Context, period time.Duration, f func()) {
-	tick := time.NewTicker(period)
-	defer tick.Stop()
-	for ; ; <-tick.C {
-		select {
-		case <-ctx.Done():
-			return
-		default:
-			f()
-		}
-	}
-}

common/utils/workerpool/workerpool.go

@@ -1,51 +0,0 @@
-package workerpool
-
-import (
-	"sync"
-)
-
-// WorkerPool is responsible for creating workers and managing verify proof task between them
-type WorkerPool struct {
-	maxWorker     int
-	taskQueueChan chan func()
-	wg            sync.WaitGroup
-}
-
-// NewWorkerPool creates new worker pool with given amount of workers
-func NewWorkerPool(maxWorker int) *WorkerPool {
-	return &WorkerPool{
-		maxWorker:     maxWorker,
-		taskQueueChan: nil,
-		wg:            sync.WaitGroup{},
-	}
-}
-
-// Run runs WorkerPool
-func (vwp *WorkerPool) Run() {
-	vwp.taskQueueChan = make(chan func())
-	for i := 0; i < vwp.maxWorker; i++ {
-		go func() {
-			for task := range vwp.taskQueueChan {
-				if task != nil {
-					task()
-					vwp.wg.Done()
-				} else {
-					return
-				}
-			}
-		}()
-	}
-}
-
-// Stop stop WorkerPool
-func (vwp *WorkerPool) Stop() {
-	vwp.wg.Wait()
-	// close task queue channel, so that all goruotines listening from it stop
-	close(vwp.taskQueueChan)
-}
-
-// AddTask adds a task to WorkerPool
-func (vwp *WorkerPool) AddTask(task func()) {
-	vwp.wg.Add(1)
-	vwp.taskQueueChan <- task
-}

common/utils/workerpool/workerpool_test.go

@@ -1,57 +0,0 @@
-package workerpool_test
-
-import (
-	"sync/atomic"
-	"testing"
-	"time"
-
-	"github.com/stretchr/testify/assert"
-
-	"scroll-tech/common/utils/workerpool"
-)
-
-func TestWorkerPool(t *testing.T) {
-	as := assert.New(t)
-
-	vwp := workerpool.NewWorkerPool(2)
-	vwp.Run()
-	var cnt int32 = 3
-
-	task := func() {
-		time.Sleep(500 * time.Millisecond)
-		atomic.AddInt32(&cnt, -1)
-	}
-
-	go vwp.AddTask(task)
-	go vwp.AddTask(task)
-	go vwp.AddTask(task)
-
-	time.Sleep(600 * time.Millisecond)
-	as.Equal(int32(1), atomic.LoadInt32(&cnt))
-	vwp.Stop()
-	as.Equal(int32(0), atomic.LoadInt32(&cnt))
-
-}
-
-func TestWorkerPoolStopAndStart(t *testing.T) {
-	as := assert.New(t)
-	vwp := workerpool.NewWorkerPool(1)
-	var cnt int32 = 3
-
-	task := func() {
-		time.Sleep(500 * time.Millisecond)
-		atomic.AddInt32(&cnt, -1)
-	}
-
-	vwp.Run()
-	vwp.AddTask(task)
-	vwp.AddTask(task)
-	vwp.Stop()
-	as.Equal(int32(1), atomic.LoadInt32(&cnt))
-
-	vwp.Run()
-	vwp.AddTask(task)
-	vwp.Stop()
-	as.Equal(int32(0), atomic.LoadInt32(&cnt))
-
-}

common/version/version.go

@@ -5,7 +5,7 @@ import (
 	"runtime/debug"
 )
 
-var tag = "v3.0.3"
+var tag = "alpha-v1.11"
 
 var commit = func() string {
 	if info, ok := debug.ReadBuildInfo(); ok {

contracts/.prettierignore

@@ -3,6 +3,3 @@ artifacts
 cache
 coverage*
 gasReporterOutput.json
-src/libraries/verifier/ZkTrieVerifier.sol
-src/libraries/verifier/PatriciaMerkleTrieVerifier.sol
-src/L2/predeploys/L1BlockContainer.sol

contracts/.prettierrc

@@ -2,17 +2,5 @@
   "printWidth": 120,
   "singleQuote": false,
   "tabWidth": 2,
-  "bracketSpacing": true,
-  "overrides": [
-    {
-      "files": "src/**/*.sol",
-      "options": {
-        "printWidth": 120,
-        "tabWidth": 4,
-        "useTabs": false,
-        "singleQuote": false,
-        "bracketSpacing": false
-      }
-    }
-  ]
+  "bracketSpacing": true
 }

contracts/circomlib.d.ts

@@ -1 +0,0 @@
-declare module "circomlib/src/poseidon_gencontract";

contracts/docs/apis/L1ScrollMessenger.md

@@ -163,6 +163,17 @@ function owner() external view returns (address)
 |---|---|---|
 | _0 | address | undefined |
 
+### pause
+
+```solidity
+function pause() external nonpayable
+```
+
+Pause the contract
+
+*This function can only called by contract owner.*
+
+
 ### paused
 
 ```solidity
@@ -253,26 +264,6 @@ The address of Rollup contract.
 
 ### sendMessage
 
-```solidity
-function sendMessage(address _to, uint256 _value, bytes _message, uint256 _gasLimit, address _refundAddress) external payable
-```
-
-Send cross chain message from L1 to L2 or L2 to L1.
-
-
-
-#### Parameters
-
-| Name | Type | Description |
-|---|---|---|
-| _to | address | undefined |
-| _value | uint256 | undefined |
-| _message | bytes | undefined |
-| _gasLimit | uint256 | undefined |
-| _refundAddress | address | undefined |
-
-### sendMessage
-
 ```solidity
 function sendMessage(address _to, uint256 _value, bytes _message, uint256 _gasLimit) external payable
 ```
@@ -290,22 +281,6 @@ Send cross chain message from L1 to L2 or L2 to L1.
 | _message | bytes | undefined |
 | _gasLimit | uint256 | undefined |
 
-### setPause
-
-```solidity
-function setPause(bool _status) external nonpayable
-```
-
-Pause the contract
-
-*This function can only called by contract owner.*
-
-#### Parameters
-
-| Name | Type | Description |
-|---|---|---|
-| _status | bool | The pause status to update. |
-
 ### transferOwnership
 
 ```solidity

contracts/docs/apis/L2ScrollMessenger.md

@@ -212,6 +212,17 @@ function owner() external view returns (address)
 |---|---|---|
 | _0 | address | undefined |
 
+### pause
+
+```solidity
+function pause() external nonpayable
+```
+
+Pause the contract
+
+*This function can only called by contract owner.*
+
+
 ### paused
 
 ```solidity
@@ -283,26 +294,6 @@ function retryMessageWithProof(address _from, address _to, uint256 _value, uint2
 
 ### sendMessage
 
-```solidity
-function sendMessage(address _to, uint256 _value, bytes _message, uint256 _gasLimit, address _refundAddress) external payable
-```
-
-Send cross chain message from L1 to L2 or L2 to L1.
-
-
-
-#### Parameters
-
-| Name | Type | Description |
-|---|---|---|
-| _to | address | undefined |
-| _value | uint256 | undefined |
-| _message | bytes | undefined |
-| _gasLimit | uint256 | undefined |
-| _refundAddress | address | undefined |
-
-### sendMessage
-
 ```solidity
 function sendMessage(address _to, uint256 _value, bytes _message, uint256 _gasLimit) external payable
 ```
@@ -320,22 +311,6 @@ Send cross chain message from L1 to L2 or L2 to L1.
 | _message | bytes | undefined |
 | _gasLimit | uint256 | undefined |
 
-### setPause
-
-```solidity
-function setPause(bool _status) external nonpayable
-```
-
-Pause the contract
-
-*This function can only called by contract owner.*
-
-#### Parameters
-
-| Name | Type | Description |
-|---|---|---|
-| _status | bool | The pause status to update. |
-
 ### transferOwnership
 
 ```solidity

contracts/integration-test/ZkTrieVerifier.spec.ts

@@ -1,416 +0,0 @@
-/* eslint-disable node/no-unpublished-import */
-/* eslint-disable node/no-missing-import */
-import { expect } from "chai";
-import { concat } from "ethers/lib/utils";
-import { ethers } from "hardhat";
-import { MockZkTrieVerifier } from "../typechain";
-
-import poseidonUnit from "circomlib/src/poseidon_gencontract";
-
-interface ITestConfig {
-  block: number;
-  desc: string;
-  account: string;
-  storage: string;
-  expectedRoot: string;
-  expectedValue: string;
-  accountProof: string[];
-  storageProof: string[];
-}
-
-const testcases: Array<ITestConfig> = [
-  {
-    block: 95216,
-    desc: "contract with storage",
-    account: "0x5300000000000000000000000000000000000004",
-    storage: "0x9505174b0709a2a1997fe9797cb89648a93f17ce0096cbc1a6ed52b73170b96a",
-    expectedRoot: "0x2dc794537b959b575dc216cd11389d802f9389fce7183278561a824aa8e950e2",
-    expectedValue: "0x00000000000000000000000000000000000000000000000111346048bf18a14a",
-    accountProof: [
-      "0x001988ce414103e97cb80613adde47d5fe0611b30087d1cfcdb84284c42907467e24ac744be2edcb86cdfc42a9bbb7b2a270649161c3ce3a41d3ad5a26927d2c79",
-      "0x0028db7c407cab6652f1f194401bd87bda33c9a1723b4f93515bd5929cad02668123fa5a3e69136c8e03a62c805f89c9d3578a6f5fac4bb281fc4d7df12fbcc5db",
-      "0x000376d1bfe3d5c6afffb5707a34003209c57fbf15430daf0f8022b4df2bb947460ab4fda7be343efd34af2420e8e9d4268f436cb7700a005086df4eba083407c8",
-      "0x0025df09dd66dd9d8b5b1abb82cee9985a2addd12e7f5671c910e27644ccaf498c2a2d7021169172e380831f43a00f0a3bef8576c7c74ac98fd7e7b1ec443ac92e",
-      "0x00218d51f8e754bf89062007dd765b50b7385bbb4a57db258ac8dcf9ad69b6f4552ddc5a17cec74d8e8f06e16c0a6112023c34d6c001060bc783ab4d06a4a9801a",
-      "0x001166c2eedfbbb4568ec27c57b2729437c0c8c38161fad643f03f76fbd807e712286d86bfdceb6729daedb6f219dd0f6080386d9a2a8f9c1dcb89792c8754e125",
-      "0x0028fd666ed406e277f6496bcac13af8b303b58c74be937399095399f4dd141c6f2876f81684c2546ff90b221ba2fe1290e671770af08fd545868e3351401b1503",
-      "0x000b9245c7ccc1eab305d40cced5e8aac6c8ddb877451075185bb7a6c1a4973a5d2852ce761c8e417a5f604a6ef4196ec101014aa1d1e4c684d1b5b8cbec5c37b1",
-      "0x0019755e50ef22e13ae17cbc33d9e708ee9efc011941b3a920bc65da9825b04eb029a43488e5584b68d1a98a215f03f31e063734a3305600f9feed11607271d0d3",
-      "0x002e10cc0afbf5b336e6a6eeae0c863df7a7c2ba61c599618fb973aeff397918e523b18c08a19fa6bc964ae41c56af610ab43d948db94ad2543e9807a5a0f1d2f0",
-      "0x00247f3f0cebebf749e27c8ffd81e9919cab114bd3d75029e3260e99b6c7fe551d06a69531144f521b68d1a2c7450f5a20146efdaf7b47271782bb8746a023cf84",
-      "0x0029ad88f0ee7198edcae37ab88efb2a27ea8956d6b988264b227843c175743c4329916ead363e6adfc27f400977d2d9efb1f896616a18d71e2702ec8201b82c57",
-      "0x002a1de55ee84561850354085516a1101705f8240b8f1e1f9aea3a464650d637a52fad2de438ac5851b0e28508af90bd385dbcad5df8ea23ca78792f094ff7ca0d",
-      "0x001ba118afa1977f1fda1411cd1c7f145ab97a35b1e724060d5cfc3d58b27141ee2b0a8dbf3d494c6a1bf6456c4de00de8e2f0d9be0716a3ca78d4df28948f975b",
-      "0x0025bdbf508c1e3808415136bfdd6dfb548c33348d813882b0d405913405d575010c60f95c658dc8113f7c97935a35d78c23dba131c25866fc8d93920e318d2450",
-      "0x0007bc3ec4d80df884c4d87f4541ffa522046a4c52e6cccb9ff7376ff56149e5d21b87a56676f679f4b8b4478c8a3aa80a09127258cccd4aa373a5c7c2344d2d03",
-      "0x010aef26efde9e4bca477d460482bce3de3577f6e9a280dea6d3f9985b4151deab0508000000000000000000000000000000000000000000000000071d0000000000000000000000000000000000000000000000000000000000000013328350573dd32b38291529042b30b83bf20bfc7e18ab6a9755e2ea692d5a7644f896b0d629cf9740d72ccbc90dd6141deb3fab132f1ebc17ab963c612c7123d5a524d0158cc8291b081281272d79459760d885ea652024615d55b114b5872571b21aee99977b8681205300000000000000000000000000000000000004000000000000000000000000",
-      "0x5448495320495320534f4d45204d4147494320425954455320464f5220534d54206d3172525867503278704449",
-    ],
-    storageProof: [
-      "0x000a52b818e0a009930d62c17f2b1244179b7c14f8e1ae317fb3bfd3a3ba6060031b2a4aa2df31e79f926474987eea69aab84f4581cfd61b0338438110f6be145b",
-      "0x001684ff1ef6ea054c5a6a5cae45f9280dacfc10c6cde39d1f64a00ad3c77549fe1c14ff8a628c0244ba48d63610e5d0b514c1b7b60301b6f27f77a435caf8bd60",
-      "0x001a2ba0ad7d6447d3c2476aa2e6bd04ab552ac1840450ce11f338f58a80fcdf420df4b9fc89108a0a44d844d981abe44d5ab20a5a101d07e94d131f07bf83ba62",
-      "0x0007158ec8942174c68bde0ab3666eb29b3c5784693bbfcd21126789d98bbdd05409f0313df8ddc438abe4798854f30c9daa2274950ce833a2de21e09b8b2c11b2",
-      "0x000ab27b84c73e447618f030ad9d621b0d61cc783e7ae5671ffcd3ff479b5093fe173d6126fa71986aa679b5384a2dc25f3a15f806a546e933f9fda6ac0a3460d9",
-      "0x0024ca9a7c6b7bf77c7a7acdae9d8e551b08ec6adf30abb7d1c45a6bbd5058ea921802170d5cc7de7d294cf6c67b0ac0208fe76497803554fb5bba9f78721568eb",
-      "0x0018a60c68b26022ced26cce2be1af1d6b33f4c16596d1ba18d5f47fea98ae490b12e66678391e289de1cf981c122e765265b94f0669614d94847480a77c2d3b74",
-      "0x001a776d5e5902c9a073c86a71ee80d167d6e2eb92150df2afb3d87f18b2cce6f02af158ba1cfbc643b36c1e001b59473cc88663b44c8d70739a27b804ec387146",
-      "0x0012cd2c1070b0d2eb215eb760fba9b843bd5c732102ce9773701076b0e37a437e136901c4ddc1cdbef42f46af629296ca5965b41a53cce65237612cea27477076",
-      "0x002bf94aa1fcb474365039e949bbbeabe0162ffc490b1b63ffe0f84bf182a8bf16169fe345e742d176a80f6e733177736d93e40fc9fdd4866efa6cc45ad94e9577",
-      "0x001a2e6e1b585fa0564fc606c3d62c26d9a113d75430966ff3f500e450c762edeb24fb1e5456ed4313d9418a1b073ae8b3f852f0f8435752bbbe65d21726ddb873",
-      "0x002529704fb28f7d3f9d2f3e9d38b000b6bfc2a21cb0a1955797016536066307d70ba7397326ecf50b98153f9e3baa96608efdf7d772b1ff28649bef677860dba9",
-      "0x0022f4f22a1d85ac83a56e7031559cf874c78a2f2ee6b6b93625f588313964a6d0052f6c873c6417d409c2a5317b31449b36fb4faede558d03b448b06b4a198daa",
-      "0x0017167b295954b29f62d7347dab3158aedc8586d5aa233d3f69c14bc7fe31eb840000000000000000000000000000000000000000000000000000000000000000",
-      "0x002d7bed0c0f0318a6fc60f903f4a42841cc4fa431ddf1a97fc34f35d6a267434b2a1a818d75328089a9578143e31b1f535517e09ff50a728b100483e712c8bc9a",
-      "0x0126ae15b478408eb45ea8b6f61aad1345f2b6257efd1acc4a6024b26f664c98240101000000000000000000000000000000000000000000000000000111346048bf18a14a209505174b0709a2a1997fe9797cb89648a93f17ce0096cbc1a6ed52b73170b96a",
-      "0x5448495320495320534f4d45204d4147494320425954455320464f5220534d54206d3172525867503278704449",
-    ],
-  },
-  {
-    block: 95216,
-    desc: "contract with empty storage node",
-    account: "0xb75d7e84517e1504c151b270255b087fd746d34c",
-    storage: "0x0000000000000000000000000000000000000000000000000000000000000002",
-    expectedRoot: "0x2dc794537b959b575dc216cd11389d802f9389fce7183278561a824aa8e950e2",
-    expectedValue: "0x0000000000000000000000000000000000000000000000000000000000000000",
-    accountProof: [
-      "0x001988ce414103e97cb80613adde47d5fe0611b30087d1cfcdb84284c42907467e24ac744be2edcb86cdfc42a9bbb7b2a270649161c3ce3a41d3ad5a26927d2c79",
-      "0x0028db7c407cab6652f1f194401bd87bda33c9a1723b4f93515bd5929cad02668123fa5a3e69136c8e03a62c805f89c9d3578a6f5fac4bb281fc4d7df12fbcc5db",
-      "0x0006801926f00b574e3a88162d192482fecba9918b77e133dd77587d9efaf5c7861712d244ac8ad4bc0bffe0dbe8ab261865c9a69b4b7769e9c188ec048460ce78",
-      "0x002f3161746c2c70c7cefb74c07bc16b28bd9011343f5c6f8756471cd0b184601a25d05d5447a572452964b3c20f40ef841bf313c958e82a6923584e20496df67f",
-      "0x000efef3e3e174da6f3f451b5a2652d2489fff449a217c10841e68e4a15995d6521c4b1552c592020fbc7219c5d67ff00bd630db8102ce5c6ca12bea29b80ba5e5",
-      "0x0019b4749b17792c0ad9f7b460a0faf35400da9423be38ac5c40e81c805acc72592c0b933e1c25d05db98d98fc4f04b27610b2ee88281126099aed42f27cd96b00",
-      "0x002b8d563c5041f28afa38da01b6ec9e7278250be79f7f55e2586955e75ab75fad2055ea72cd44209c41c94ddfb980fe5b007b3e997085bc1fe5b514f72f860c05",
-      "0x001335698617876fcc272740f765d53d53ee511dc9dc33965aaa0a5584f2f0fc02274c435ba9cc0fd5b897350de8cc1837d3a2baaa54ef3f9c66f689f20eddaf1a",
-      "0x0010f766b8dbe13e3f27f45da3ad7e5c31fd1c11c51f4f892851519182cdc9348921c10d83a16e057f99623dcd68ab28a78e48b655df756245631521d04e85e583",
-      "0x002bb5fce9df47073438d61ee438d900ab4ab01ac7f053e57c6ffe3e8f1746285016a600e6b7ee90281bbc3bd9b9523a663261cda2208ae98efcf76df8c965fb76",
-      "0x002cad2eb5194b59d880565b03cd667a842923c1310a60bd818685c8fe4120d86817ee8bfffdb490f78f23d6fb38bb1c27f10f877c5017b8b2c21ad14f23df0eab",
-      "0x001f064044ca94d6f30ef93ee1bb6ae35450acf1c8f5b113b0f0ff39e4b65cfb9a25141ae7fc30c69000991e65c626c1b12fb76bca02c68f8116d15698a5934b71",
-      "0x0014382fa3481f424cc33c39f77fd3df54c5951be347c629ab5baec238e46cab050b2b8bec8ebdbc97dd6c0ab867aae5746e51b69b7b8177c96dbc0c4531521d3e",
-      "0x0011941db7a46d1a3ddbd27a4a57a0ce1865b6e224552b233d9d545745489257f408c8e3a0a147e117dbb89827018a2df52d124cee29e82b15643e4877cabe4d06",
-      "0x0000d7b8f99e5f148297bf4bf7e5133f87dbdf1932dbb152e0cb14c472c7d26f26146c4f72b903bb98b0855c1ca5bef4bada14a773dcda341d10402004e999d757",
-      "0x0104eeb1fce36df4d3f6423137af3855d16bc936184295529c58682bb5217d64d905080000000000000000000000000000000000000000000000000867000000000000000130644e72e131a029b85045b68181585d2833e84879b96ea2850beb8e012d423615fd9926356a5b1f3a4599c7cccd6df3b45097b6527756e572b90fc8c40496f831f2125c021fb94759cb1993a2f07eae01792311e13f209441ff8969cf1eb8351cafbbe8f01ed4c292d9a27be523919a274441a076b20c7d713d192dbe6485c220b75d7e84517e1504c151b270255b087fd746d34c000000000000000000000000",
-      "0x5448495320495320534f4d45204d4147494320425954455320464f5220534d54206d3172525867503278704449",
-    ],
-    storageProof: [
-      "0x000c180cb3d57f72eb405dfc667d167967e4709cf3722a87b4c924f78a1d8fa9e926d16eb1f4902f8ac7a48fdf98274c9c4061f9f14f783e2fb41ef50c53d5f8ad",
-      "0x000f78c968ee196c478c91d12a48edfde6c630d40203652c6420ff5aa3619549a4297615606d62866169d509f77c9cb38751ae282cafdc27caf891585b383b4795",
-      "0x000798716960783afdcfd0749aa3b316d6e3d6ec2724853e629b42b5a9a10208e02e5f5fe3d5b8b823d3481aa1e738a1a24d6d1a63116e0003044672d73a7df2e4",
-      "0x0014748f61c4954d239225204b4611d66384f08ef03db3da82957fd590ee00b6c92b873e4bd217f8dfb0fa29bca1087ac7bc29db616a6830ba456091bab772ac06",
-      "0x000a1c900952239e98f5f1a3009e623bf6cf533d3b0d6d13d28d04f0496761927c0be199ff86f081ebb1c413e850450a4cce01dfd2c455156d7abde31385ae2ab8",
-      "0x00028d4e89bc6ce55b5e6bba0f2f3758dafcdb4722e6c1a06f6faa8bae065bc8ae0644641c0ac696c265b3ec90889e3842c9a7a5902f1a5e807c5767ed49106982",
-      "0x001e8434bf68ee6077d88efb5449ad286455a522e63a6bce5544cf785b77a5842d041a4e324bc47aa8ae42b56446f687758a8091986b6d760fd283a9e097a64e3a",
-      "0x00250bc6ba916a2acb3ce53053a88be40b815fa749d144dc709a7a46a08361e83c05b2b5b05f45324ab921e04ae1278371ebe1e092203259f4e5306eb46ad50f8c",
-      "0x0011c208e2c536c37674b1ecafff0261146c326c939544781da7062bbd0ac2fbca246f5225dc41e9fc17fe531f5bdc3325620e4003b3310a2cf7e31011b19c68a2",
-      "0x001dc8d4177945ac89a3c61977ed787e50c9d8a0c5d85dd6b1409ec11213b324e6228005b222573db7882205be776a5bd2183944b6fcf63af604e31b9285bd010e",
-      "0x0014ba74da33d2ca27e3f78bc1bd052c2b92176ce4136df751a8229051de383c2b0c8994f02704420f1f84963281364401d00f6d5aa9b6f52135bd96159c1c3b9b",
-      "0x00188c7ee45a6c28fa7ad49a86206b70764066b1888b0de90e4410d7132a641f8b0eecbba072e28ed6705379104e30dd2557c47b30be7dd5e8c893b8a641d02701",
-      "0x0010fb29a3bb8191eb03bd345ad1995bf6a57f09929f72dc8a9c42435c2eef734b1d565bfc8ae78d6c1496f2bdfeadff6890e8ddef4c6b730a5ec8575344800c90",
-      "0x001b2abe5a1352c492c3ac47d2ff93896977a99a0783eedadc6246efc9b4e78ab408291f4e9234e4662a365f40090e1b323e3448fa2f6cdc9c929477095499c323",
-      "0x00083b5711eb1cbba5e79c53227057d4987a22dd22b5ef715bf21f558917f48b17027f174fd4ca77e412ca65a7fbf6151e4473fa909ea384c7687b45f860d0103a",
-      "0x00100158ee54f61ba5b093a43a348cfd202c87ba1533af2b24fc2f068de89a8d15100f3cc72c206d05d44db4272bd67db89bc6e5c86d7c1b03b40395ec4661595c",
-      "0x002a15c17fcf2a10c6d1bcbd59ae262f80ad33518d499059a668e115045069ef012788a404ba41b5f8a96f0b294d0ba91e65b1bf58eee74adb8e55ca12f22fdccc",
-      "0x00031177585837e616bc830056a4bd12821c9c779096df361ebe1d77379e96ff9e0000000000000000000000000000000000000000000000000000000000000000",
-      "0x02",
-      "0x5448495320495320534f4d45204d4147494320425954455320464f5220534d54206d3172525867503278704449",
-    ],
-  },
-  {
-    block: 95216,
-    desc: "contract with no storage",
-    account: "0x9c0fc47d9346e2be1e24f6cef76149779fe52715",
-    storage: "0x0000000000000000000000000000000000000000000000000000000000000000",
-    expectedRoot: "0x2dc794537b959b575dc216cd11389d802f9389fce7183278561a824aa8e950e2",
-    expectedValue: "0x0000000000000000000000000000000000000000000000000000000000000000",
-    accountProof: [
-      "0x001988ce414103e97cb80613adde47d5fe0611b30087d1cfcdb84284c42907467e24ac744be2edcb86cdfc42a9bbb7b2a270649161c3ce3a41d3ad5a26927d2c79",
-      "0x0007af09eec4d7cc8903e99bd9fb9b8e57c30b0c3e34b17da769b01a9a1b943f391c4537228dbbfd7e7cce02123416bfdd61fb83577725516123b569eafcd8087d",
-      "0x0013a22efa6a843f6de1925fce2f6a83c7ed307182b16f661d0e7a8046561999393050830a440d2506adf42ccedece4e3aadc6bc80cea20fc1d8ed9e9c61597da0",
-      "0x001056a19427eac81b91de5db696812b3a0384bf41b37a12e9cbb7dc62404a102a1465c13c8d3721e137a64d9e5ba1267ac418339b3648bfab5a2a86f2343c2b4d",
-      "0x000794d2c0e19bc86772c2d1a43d46de87ad221847bddcfdffa19dbd34f3c3a9b507c5f198eb63c18640af5eff5480830147639cec070d276b778f21677d22ce32",
-      "0x000b23d93f98ec6e3536ffcab6afc6e2eb9b73aeb573d288723350366c05469e2e23837ffea9235351ee533af680d14011825e098f81ce3f8f59e9f08deff05e3d",
-      "0x002ad200ac8be8275ef12b8aeaec526d2b5255128968a2cd2ff775cab14e2ec4e907f2e9b849239e0e94332a50ac9d97320c56ca718c5e023cacd69f80b4c97c86",
-      "0x00284be135a2d7f5822a7949189b90696df39b1b183206c764576bf457df4fd1560204a9fc6c0dc199eecb404acfcabf4a633916fc94d2790dcd34959809c2195d",
-      "0x00270c2cd154aea3b575a1c7d47c62576bbdce6bbc7ccf5682e7962cf6cb77f0d317fdbac10917644860584c3057c750df695f529189f90910c30f114257719990",
-      "0x00174956df87889921e2a6ddb257fa84508fd7ea22c5a622b84378678e781a2289053dc6b3c4f91335b64f4b170bfe70bb5e2e316227b329d2b1205e7c62c4f755",
-      "0x002f9284ded18b8f281841094a93cb55b95884eec55d8eaa759c6175ddb2e037111c63bcee8ccf544fff55c3e502270e574d1f0b6265c4c7c6f42db5061b0120db",
-      "0x00065fdf05e66407d26a36a49d042c9c5e8cebab3baa2d3fd1ae6e673c3636cf7e2d9dbf3781e3f26f06fb503638a8bf00882f58dc83500338df4b7e08a290a5fb",
-      "0x00138987046c770f02f5d8e7d073f6c055536450fa55ccd2a23957598b6070297926f3a0b645072c5bd5c15cdcf03a4474e94d760e3a76fb8714b20b9d74608823",
-      "0x00280e7f8e278e02e43843aaba5a9a722a89af0ece06b5892284f825974e1c1984185be1fda9b5322a4c41023127eee438849ea23390e6c2d4d9abdedb5a1a43fc",
-      "0x00208f32072c6e20863710406ad34339da1124c639941e935818dd9ad9419849c91e0e37873df7eb190a2846789df889bbfd522200e2a41423ff9ab0acf2592be0",
-      "0x0005fb23491fabbc9b3eead71117b86a27952e8fd4b3380336ac3f479832e94bad109a1b6dca757696b8831d2529ffda29f37af36f92fec738376df77561491083",
-      "0x0028baee42b4a9a70b7ec1e50ea1a6817f812082a28598dca106aaecf2761fb63c06e5b589490c27f5cfc233890456ec47a7365ff2882a27c73968f4829d011b05",
-      "0x001708247f7a96b84cad27c31985cd39b6cc9435b4ec3f4db9aeed3311c213de651e2f271ae0fa011e5e6fccd121492400327efb915c95d85956a9cd27ceb4321a",
-      "0x0000000000000000000000000000000000000000000000000000000000000000002332e856217b3bab09901f1daa9ddc91edf56964e03675d260d00ffdf6e2e715",
-      "0x000571dce6fee951f457db89bae18abbd78b6b06504602a103133d2a38cabf5f5b1ecb13b03e3493e217c65da70baf4c4fad74808110658924869ba0e75d0871db",
-      "0x001738a6461148300d30699edb55d3b5bb62760aeb9384c07d61aa062c401f3a7d0000000000000000000000000000000000000000000000000000000000000000",
-      "0x000c14152707412177bbe1cfed882d7d7bdfca4e96be701a3c41bb3d254491f0bf0096ebc25015b9a40d4fe7490bda8ecb7f3a01e858d7833dce8f1993be4db07d",
-      "0x0117294cb69b0984b3a26d77eae252f9d8e438808bf276ee8c0c0546b7316c9bca05080000000000000000000000000000000000000000000000000ab1000000000000000100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000ed3aa0dd2cd363d4cea5d5283ec359f75be36a12ceddc7f80a58af9d39a418a02b6a0ff9eb34bf0e52f67047f95556a96c4f40822412da0c8bd0340996a754f4209c0fc47d9346e2be1e24f6cef76149779fe52715000000000000000000000000",
-      "0x5448495320495320534f4d45204d4147494320425954455320464f5220534d54206d3172525867503278704449",
-    ],
-    storageProof: [
-      "0x02",
-      "0x5448495320495320534f4d45204d4147494320425954455320464f5220534d54206d3172525867503278704449",
-    ],
-  },
-  {
-    block: 95216,
-    desc: "EOA with balance",
-    account: "0x0384a6f7e2588bb251688f9ab8d10932a98e9f28",
-    storage: "0x0000000000000000000000000000000000000000000000000000000000000000",
-    expectedRoot: "0x2dc794537b959b575dc216cd11389d802f9389fce7183278561a824aa8e950e2",
-    expectedValue: "0x0000000000000000000000000000000000000000000000000000000000000000",
-    accountProof: [
-      "0x001988ce414103e97cb80613adde47d5fe0611b30087d1cfcdb84284c42907467e24ac744be2edcb86cdfc42a9bbb7b2a270649161c3ce3a41d3ad5a26927d2c79",
-      "0x0028db7c407cab6652f1f194401bd87bda33c9a1723b4f93515bd5929cad02668123fa5a3e69136c8e03a62c805f89c9d3578a6f5fac4bb281fc4d7df12fbcc5db",
-      "0x0006801926f00b574e3a88162d192482fecba9918b77e133dd77587d9efaf5c7861712d244ac8ad4bc0bffe0dbe8ab261865c9a69b4b7769e9c188ec048460ce78",
-      "0x002f3161746c2c70c7cefb74c07bc16b28bd9011343f5c6f8756471cd0b184601a25d05d5447a572452964b3c20f40ef841bf313c958e82a6923584e20496df67f",
-      "0x0007602275f17f6c339ec3febc879c2ca72efa782ff1888b04553f82333eb0e60c068c8e4fe6da32f7f80a4acb50b690a7204581e5e4b8e9e7daa115dfcb466ae1",
-      "0x000cb512d4ab158b5e7d5852cc7531788f11e64e5959cc1233d7a64eaaca36426116fea9120cf06c241843db50d81978b402281dfe15ba7d8a8c689bfbe0b31a1a",
-      "0x002eb4fff0642f7be6d8e95793d9371d606df48efd0b62a7eb01b0a9669307be2b0ee7d01463afc3dac441f66e675ba06fec67b692e3f7a46510d096836468a3cb",
-      "0x0003ea09dc5b0ca3ce2961d3200c09b837ea535447e3ba45e5583dbb4e9db48b2208abfec237c907584104b11444f55fa3fa7e6f6a5954817ecea6361516f0271b",
-      "0x001c654478a700ac0414f5cd8da557e04f9570939802c3963e801523f001ebb4d916d301b50f89760520da2a662b03a207e9372902153ba84ef0f5438472f466c6",
-      "0x0009f3b0d95ec5d88cfc2db19520f43d110d12c757a58ae7f578095de96e5d319d2c8f43a67b0c01008670f07eb53071b835f19cbb45d6e76281a083087217d988",
-      "0x000348f024d617f64de7be803547c109b98f833b090e8a3dea0c2bed201ce752c12a4fb71f098941741c42e156651d8a42632e3acbf6f14cd9763b50216af75d61",
-      "0x0029f85b49319fe7dfced69a258b1baf213d638fe3082b9a13f38e553e9d3269333054c4cb6d1e91bc2dfced1559b58cd6474ac6583a1fc5a2bef5eaa7b96ecea0",
-      "0x000a4d19e2ec5f98d9ccdc1e94d9334668b87ea451195f9a8319b98cfdb077c5ce1adc64852505188363c7e98b83501e876862d8ffbd8b4051f3cb6dde7f0e8afe",
-      "0x002568d5d87f19b2b3f2b7341ee61fb45f56dc76734beaa4f1a9865b80b9d9a7d500a191ba054a28841f25c34ad384817a2af2ebada6047517dbb2b6a1338e48c7",
-      "0x0027f6df1a3610c7447efd280fa6a949713456a1ba79b50dc7fb87c5cb3312b19311b3c9c4420874b02bdc1ea102dc77bb803c1a5042d565aea99054ae0eb816b2",
-      "0x0018a3d33e2c0d076ca4ddb093516d90cb8ba8b508e8d372d3a8a93aa9eef6079b138df6cb61c8f92dcbea8cd90ead1efa49f3a24f814c88a7bdca8fd83f4d0675",
-      "0x00268f3122e558d5084a1b3ffc293b67bd2436152fbee80566226d4a753b5b44c40b6d06e2f5f17009a7e146889c2f492b077a462d602e0e72f53373a154aa450e",
-      "0x0006c81bc9375fe1a0ebb75b151c8a321b85970c1a8a5aa7396a7076a4d6f26c8118a7e9e0987d7c6d0100180c9ba496db2b967f6acf7bc11d002314693416b3bf",
-      "0x011fb221b659992b8d98a645cb37666f934ded70f1f5d82dad67dace71d7191f8105080000000000000000000000000000000000000000000000000000000000000000000300000000000000000000000000000000000000000000000d8d6f2b3da41cda2e0000000000000000000000000000000000000000000000000000000000000000c5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a4702098f5fb9e239eab3ceac3f27b81e481dc3124d55ffed523a839ee8446b64864200384a6f7e2588bb251688f9ab8d10932a98e9f28000000000000000000000000",
-      "0x5448495320495320534f4d45204d4147494320425954455320464f5220534d54206d3172525867503278704449",
-    ],
-    storageProof: [
-      "0x02",
-      "0x5448495320495320534f4d45204d4147494320425954455320464f5220534d54206d3172525867503278704449",
-    ],
-  },
-];
-
-describe("ZkTrieVerifier", async () => {
-  let verifier: MockZkTrieVerifier;
-
-  beforeEach(async () => {
-    const [deployer] = await ethers.getSigners();
-
-    const Poseidon2Elements = new ethers.ContractFactory(
-      poseidonUnit.generateABI(2),
-      poseidonUnit.createCode(2),
-      deployer
-    );
-
-    const poseidon = await Poseidon2Elements.deploy();
-    await poseidon.deployed();
-
-    const MockZkTrieVerifier = await ethers.getContractFactory("MockZkTrieVerifier", deployer);
-    verifier = await MockZkTrieVerifier.deploy(poseidon.address);
-    await verifier.deployed();
-  });
-
-  for (const test of testcases) {
-    it(`should succeed for block[${test.block}] desc[${test.desc}] account[${test.account}] storage[${test.storage}]`, async () => {
-      const proof = concat([
-        `0x${test.accountProof.length.toString(16).padStart(2, "0")}`,
-        ...test.accountProof,
-        `0x${test.storageProof.length.toString(16).padStart(2, "0")}`,
-        ...test.storageProof,
-      ]);
-      const [root, value, gasUsed] = await verifier.verifyZkTrieProof(test.account, test.storage, proof);
-      expect(test.expectedRoot).to.eq(root);
-      expect(test.expectedValue).to.eq(value);
-      console.log("gas usage:", gasUsed.toString());
-    });
-  }
-
-  it("should revert, when parent node invalid", async () => {
-    const test = testcases[0];
-    test.accountProof[0] =
-      "0x010a52b818e0a009930d62c17f2b1244179b7c14f8e1ae317fb3bfd3a3ba6060031b2a4aa2df31e79f926474987eea69aab84f4581cfd61b0338438110f6be145b";
-    const proof = concat([
-      `0x${test.accountProof.length.toString(16).padStart(2, "0")}`,
-      ...test.accountProof,
-      `0x${test.storageProof.length.toString(16).padStart(2, "0")}`,
-      ...test.storageProof,
-    ]);
-    await expect(verifier.verifyZkTrieProof(test.account, test.storage, proof)).revertedWith("Invalid parent node");
-
-    test.accountProof[0] =
-      "0x000a52b818e0a009930d62c17f2b1244179b7c14f8e1ae317fb3bfd3a3ba6060031b2a4aa2df31e79f926474987eea69aab84f4581cfd61b0338438110f6be145b";
-    test.storageProof[0] =
-      "0x010a52b818e0a009930d62c17f2b1244179b7c14f8e1ae317fb3bfd3a3ba6060031b2a4aa2df31e79f926474987eea69aab84f4581cfd61b0338438110f6be145b";
-    await expect(verifier.verifyZkTrieProof(test.account, test.storage, proof)).revertedWith("Invalid parent node");
-  });
-
-  it("should revert, when hash mismatch", async () => {
-    const test = testcases[0];
-    test.accountProof[1] =
-      "0x0028db7c407cab6652f1f194401bd87bda33c9a1723b4f93515bd5929cad02668123fa5a3e69136c8e03a62c805f89c9d3578a6f5fac4bb281fc4d7df12fbcc5dc";
-    const proof = concat([
-      `0x${test.accountProof.length.toString(16).padStart(2, "0")}`,
-      ...test.accountProof,
-      `0x${test.storageProof.length.toString(16).padStart(2, "0")}`,
-      ...test.storageProof,
-    ]);
-    await expect(verifier.verifyZkTrieProof(test.account, test.storage, proof)).revertedWith("Hash mismatch");
-  });
-
-  it("should revert, when invalid proof magic bytes", async () => {
-    const test = testcases[0];
-    test.accountProof[17] =
-      "0x5448495320495320534f4d45204d4147494320425954455320464f5220534d54206d3172525867503278704448";
-    const proof = concat([
-      `0x${test.accountProof.length.toString(16).padStart(2, "0")}`,
-      ...test.accountProof,
-      `0x${test.storageProof.length.toString(16).padStart(2, "0")}`,
-      ...test.storageProof,
-    ]);
-    await expect(verifier.verifyZkTrieProof(test.account, test.storage, proof)).revertedWith("Invalid ProofMagicBytes");
-  });
-
-  it("should revert, when invalid leaf node in account proof", async () => {
-    const test = testcases[0];
-    // Invalid leaf node in account proof
-    test.accountProof[16] =
-      "0x000aef26efde9e4bca477d460482bce3de3577f6e9a280dea6d3f9985b4151deab0508000000000000000000000000000000000000000000000000071d0000000000000000000000000000000000000000000000000000000000000013328350573dd32b38291529042b30b83bf20bfc7e18ab6a9755e2ea692d5a7644f896b0d629cf9740d72ccbc90dd6141deb3fab132f1ebc17ab963c612c7123d5a524d0158cc8291b081281272d79459760d885ea652024615d55b114b5872571b21aee99977b8681205300000000000000000000000000000000000004000000000000000000000000";
-    let proof = concat([
-      `0x${test.accountProof.length.toString(16).padStart(2, "0")}`,
-      ...test.accountProof,
-      `0x${test.storageProof.length.toString(16).padStart(2, "0")}`,
-      ...test.storageProof,
-    ]);
-    await expect(verifier.verifyZkTrieProof(test.account, test.storage, proof)).revertedWith("Invalid leaf node");
-
-    // Node key mismatch in account proof
-    test.accountProof[16] =
-      "0x010aef16efde9e4bca477d460482bce3de3577f6e9a280dea6d3f9985b4151deab0508000000000000000000000000000000000000000000000000071d0000000000000000000000000000000000000000000000000000000000000013328350573dd32b38291529042b30b83bf20bfc7e18ab6a9755e2ea692d5a7644f896b0d629cf9740d72ccbc90dd6141deb3fab132f1ebc17ab963c612c7123d5a524d0158cc8291b081281272d79459760d885ea652024615d55b114b5872571b21aee99977b8681205300000000000000000000000000000000000004000000000000000000000000";
-    proof = concat([
-      `0x${test.accountProof.length.toString(16).padStart(2, "0")}`,
-      ...test.accountProof,
-      `0x${test.storageProof.length.toString(16).padStart(2, "0")}`,
-      ...test.storageProof,
-    ]);
-    await expect(verifier.verifyZkTrieProof(test.account, test.storage, proof)).revertedWith("Node key mismatch");
-
-    // Invalid leaf node hash in account proof
-    test.accountProof[16] =
-      "0x010aef26efde9e4bca477d460482bce3de3577f6e9a280dea6d3f9985b4151deab0508000000000000000000000000000000000000000000000000071e0000000000000000000000000000000000000000000000000000000000000013328350573dd32b38291529042b30b83bf20bfc7e18ab6a9755e2ea692d5a7644f896b0d629cf9740d72ccbc90dd6141deb3fab132f1ebc17ab963c612c7123d5a524d0158cc8291b081281272d79459760d885ea652024615d55b114b5872571b21aee99977b8681205300000000000000000000000000000000000004000000000000000000000000";
-    proof = concat([
-      `0x${test.accountProof.length.toString(16).padStart(2, "0")}`,
-      ...test.accountProof,
-      `0x${test.storageProof.length.toString(16).padStart(2, "0")}`,
-      ...test.storageProof,
-    ]);
-    await expect(verifier.verifyZkTrieProof(test.account, test.storage, proof)).revertedWith("Invalid leaf node hash");
-
-    // Invalid KeyPreimage length in account proof
-    test.accountProof[16] =
-      "0x010aef26efde9e4bca477d460482bce3de3577f6e9a280dea6d3f9985b4151deab0508000000000000000000000000000000000000000000000000071d0000000000000000000000000000000000000000000000000000000000000013328350573dd32b38291529042b30b83bf20bfc7e18ab6a9755e2ea692d5a7644f896b0d629cf9740d72ccbc90dd6141deb3fab132f1ebc17ab963c612c7123d5a524d0158cc8291b081281272d79459760d885ea652024615d55b114b5872571b21aee99977b8681215300000000000000000000000000000000000004000000000000000000000000";
-    proof = concat([
-      `0x${test.accountProof.length.toString(16).padStart(2, "0")}`,
-      ...test.accountProof,
-      `0x${test.storageProof.length.toString(16).padStart(2, "0")}`,
-      ...test.storageProof,
-    ]);
-    await expect(verifier.verifyZkTrieProof(test.account, test.storage, proof)).revertedWith(
-      "Invalid KeyPreimage length"
-    );
-
-    // Invalid KeyPreimage in account proof
-    test.accountProof[16] =
-      "0x010aef26efde9e4bca477d460482bce3de3577f6e9a280dea6d3f9985b4151deab0508000000000000000000000000000000000000000000000000071d0000000000000000000000000000000000000000000000000000000000000013328350573dd32b38291529042b30b83bf20bfc7e18ab6a9755e2ea692d5a7644f896b0d629cf9740d72ccbc90dd6141deb3fab132f1ebc17ab963c612c7123d5a524d0158cc8291b081281272d79459760d885ea652024615d55b114b5872571b21aee99977b8681205300000000000000000000000000000000000003000000000000000000000000";
-    proof = concat([
-      `0x${test.accountProof.length.toString(16).padStart(2, "0")}`,
-      ...test.accountProof,
-      `0x${test.storageProof.length.toString(16).padStart(2, "0")}`,
-      ...test.storageProof,
-    ]);
-    await expect(verifier.verifyZkTrieProof(test.account, test.storage, proof)).revertedWith("Invalid KeyPreimage");
-  });
-
-  it("should revert, when storage root mismatch", async () => {
-    const test = testcases[0];
-    test.storageProof[0] =
-      "0x000a52b818e0a009930d62c17f2b1244179b7c14f8e1ae317fb3bfd3a3ba6060031b2a4aa2df31e79f926474987eea69aab84f4581cfd61b0338438110f6be145c";
-    const proof = concat([
-      `0x${test.accountProof.length.toString(16).padStart(2, "0")}`,
-      ...test.accountProof,
-      `0x${test.storageProof.length.toString(16).padStart(2, "0")}`,
-      ...test.storageProof,
-    ]);
-    await expect(verifier.verifyZkTrieProof(test.account, test.storage, proof)).revertedWith("Storage root mismatch");
-  });
-
-  it("should revert, when invalid leaf node in storage proof", async () => {
-    const test = testcases[0];
-    // Invalid leaf node in account proof
-    test.storageProof[15] =
-      "0x0026ae15b478408eb45ea8b6f61aad1345f2b6257efd1acc4a6024b26f664c98240101000000000000000000000000000000000000000000000000000111346048bf18a14a209505174b0709a2a1997fe9797cb89648a93f17ce0096cbc1a6ed52b73170b96a";
-    let proof = concat([
-      `0x${test.accountProof.length.toString(16).padStart(2, "0")}`,
-      ...test.accountProof,
-      `0x${test.storageProof.length.toString(16).padStart(2, "0")}`,
-      ...test.storageProof,
-    ]);
-    await expect(verifier.verifyZkTrieProof(test.account, test.storage, proof)).revertedWith("Invalid leaf node");
-
-    // Node key mismatch in account proof
-    test.storageProof[15] =
-      "0x0136ae15b478408eb45ea8b6f61aad1345f2b6257efd1acc4a6024b26f664c98240101000000000000000000000000000000000000000000000000000111346048bf18a14a209505174b0709a2a1997fe9797cb89648a93f17ce0096cbc1a6ed52b73170b96a";
-    proof = concat([
-      `0x${test.accountProof.length.toString(16).padStart(2, "0")}`,
-      ...test.accountProof,
-      `0x${test.storageProof.length.toString(16).padStart(2, "0")}`,
-      ...test.storageProof,
-    ]);
-    await expect(verifier.verifyZkTrieProof(test.account, test.storage, proof)).revertedWith("Node key mismatch");
-
-    // Invalid leaf node hash in account proof
-    test.storageProof[15] =
-      "0x0126ae15b478408eb45ea8b6f61aad1345f2b6257efd1acc4a6024b26f664c98240101000000000000000000000000000000000000000000000000000111446048bf18a14a209505174b0709a2a1997fe9797cb89648a93f17ce0096cbc1a6ed52b73170b96a";
-    proof = concat([
-      `0x${test.accountProof.length.toString(16).padStart(2, "0")}`,
-      ...test.accountProof,
-      `0x${test.storageProof.length.toString(16).padStart(2, "0")}`,
-      ...test.storageProof,
-    ]);
-    await expect(verifier.verifyZkTrieProof(test.account, test.storage, proof)).revertedWith("Invalid leaf node hash");
-
-    // Invalid KeyPreimage length in account proof
-    test.storageProof[15] =
-      "0x0126ae15b478408eb45ea8b6f61aad1345f2b6257efd1acc4a6024b26f664c98240101000000000000000000000000000000000000000000000000000111346048bf18a14a219505174b0709a2a1997fe9797cb89648a93f17ce0096cbc1a6ed52b73170b96a";
-    proof = concat([
-      `0x${test.accountProof.length.toString(16).padStart(2, "0")}`,
-      ...test.accountProof,
-      `0x${test.storageProof.length.toString(16).padStart(2, "0")}`,
-      ...test.storageProof,
-    ]);
-    await expect(verifier.verifyZkTrieProof(test.account, test.storage, proof)).revertedWith(
-      "Invalid KeyPreimage length"
-    );
-
-    // Invalid KeyPreimage in account proof
-    test.storageProof[15] =
-      "0x0126ae15b478408eb45ea8b6f61aad1345f2b6257efd1acc4a6024b26f664c98240101000000000000000000000000000000000000000000000000000111346048bf18a14a209505174b0709a2a1997fe9797cb89648a93f17ce0096cbc1a6ed52b73170b97a";
-    proof = concat([
-      `0x${test.accountProof.length.toString(16).padStart(2, "0")}`,
-      ...test.accountProof,
-      `0x${test.storageProof.length.toString(16).padStart(2, "0")}`,
-      ...test.storageProof,
-    ]);
-    await expect(verifier.verifyZkTrieProof(test.account, test.storage, proof)).revertedWith("Invalid KeyPreimage");
-  });
-
-  it("should revert, when proof length mismatch", async () => {
-    const test = testcases[0];
-    const proof = concat([
-      `0x${test.accountProof.length.toString(16).padStart(2, "0")}`,
-      ...test.accountProof,
-      `0x${test.storageProof.length.toString(16).padStart(2, "0")}`,
-      ...test.storageProof,
-      "0x00",
-    ]);
-    await expect(verifier.verifyZkTrieProof(test.account, test.storage, proof)).revertedWith("Proof length mismatch");
-  });
-});

contracts/package.json

@@ -27,8 +27,6 @@
     "@typescript-eslint/eslint-plugin": "^4.29.1",
     "@typescript-eslint/parser": "^4.29.1",
     "chai": "^4.2.0",
-    "circom": "^0.5.46",
-    "circomlib": "^0.5.0",
     "dotenv": "^10.0.0",
     "edit-json-file": "^1.7.0",
     "eslint": "^7.29.0",

contracts/scripts/ScrollChainCommitmentVerifier.deploy.ts

@@ -1,42 +0,0 @@
-/* eslint-disable node/no-missing-import */
-import * as dotenv from "dotenv";
-
-import { ethers } from "hardhat";
-import poseidonUnit from "circomlib/src/poseidon_gencontract";
-
-dotenv.config();
-
-async function main() {
-  const [deployer] = await ethers.getSigners();
-
-  const ScrollChainCommitmentVerifier = await ethers.getContractFactory("ScrollChainCommitmentVerifier", deployer);
-
-  const L1ScrollChainAddress = process.env.L1_ZK_ROLLUP_PROXY_ADDR!;
-  let PoseidonUnit2Address = process.env.POSEIDON_UNIT2_ADDR;
-
-  if (!PoseidonUnit2Address) {
-    const Poseidon2Elements = new ethers.ContractFactory(
-      poseidonUnit.generateABI(2),
-      poseidonUnit.createCode(2),
-      deployer
-    );
-
-    const poseidon = await Poseidon2Elements.deploy();
-    console.log("Deploy PoseidonUnit2 contract, hash:", poseidon.deployTransaction.hash);
-    const receipt = await poseidon.deployTransaction.wait();
-    console.log(`✅ Deploy PoseidonUnit2 contract at: ${poseidon.address}, gas used: ${receipt.gasUsed}`);
-    PoseidonUnit2Address = poseidon.address;
-  }
-
-  const verifier = await ScrollChainCommitmentVerifier.deploy(PoseidonUnit2Address, L1ScrollChainAddress);
-  console.log("Deploy ScrollChainCommitmentVerifier contract, hash:", verifier.deployTransaction.hash);
-  const receipt = await verifier.deployTransaction.wait();
-  console.log(`✅ Deploy ScrollChainCommitmentVerifier contract at: ${verifier.address}, gas used: ${receipt.gasUsed}`);
-}
-
-// We recommend this pattern to be able to use async/await everywhere
-// and properly handle errors.
-main().catch((error) => {
-  console.error(error);
-  process.exitCode = 1;
-});

contracts/scripts/foundry/DeployScrollChainCommitmentVerifier.s.sol

@@ -1,36 +0,0 @@
-// SPDX-License-Identifier: UNLICENSED
-pragma solidity ^0.8.10;
-
-import { Script } from "forge-std/Script.sol";
-import { console } from "forge-std/console.sol";
-
-import { ScrollChainCommitmentVerifier } from "../../src/L1/rollup/ScrollChainCommitmentVerifier.sol";
-
-contract DeployScrollChainCommitmentVerifier is Script {
-  uint256 L1_DEPLOYER_PRIVATE_KEY = vm.envUint("L1_DEPLOYER_PRIVATE_KEY");
-
-  address L1_ZK_ROLLUP_PROXY_ADDR = vm.envAddress("L1_ZK_ROLLUP_PROXY_ADDR");
-
-  address POSEIDON_UNIT2_ADDR = vm.envAddress("POSEIDON_UNIT2_ADDR");
-
-  function run() external {
-    vm.startBroadcast(L1_DEPLOYER_PRIVATE_KEY);
-
-    deployScrollChainCommitmentVerifier();
-
-    vm.stopBroadcast();
-  }
-
-  function deployScrollChainCommitmentVerifier() internal {
-    ScrollChainCommitmentVerifier verifier = new ScrollChainCommitmentVerifier(
-      POSEIDON_UNIT2_ADDR,
-      L1_ZK_ROLLUP_PROXY_ADDR
-    );
-
-    logAddress("L1_SCROLL_CHAIN_COMMITMENT_VERIFIER", address(verifier));
-  }
-
-  function logAddress(string memory name, address addr) internal view {
-    console.log(string(abi.encodePacked(name, "=", vm.toString(address(addr)))));
-  }
-}

contracts/scripts/foundry/DeployWeth.s.sol

@@ -1,30 +0,0 @@
-// SPDX-License-Identifier: UNLICENSED
-pragma solidity ^0.8.10;
-
-import { Script } from "forge-std/Script.sol";
-import { console } from "forge-std/console.sol";
-
-import { WETH9 } from "../../src/L2/predeploys/WETH9.sol";
-
-contract DeployWeth is Script {
-  address L1_WETH_ADDR = vm.envAddress("L1_WETH_ADDR");
-  address L2_WETH_ADDR = vm.envAddress("L2_WETH_ADDR");
-
-  function run() external {
-    // deploy weth only if we're running a private L1 network
-    if (L1_WETH_ADDR == address(0)) {
-      uint256 L1_WETH_DEPLOYER_PRIVATE_KEY = vm.envUint("L1_WETH_DEPLOYER_PRIVATE_KEY");
-      vm.startBroadcast(L1_WETH_DEPLOYER_PRIVATE_KEY);
-      WETH9 weth = new WETH9();
-      L1_WETH_ADDR = address(weth);
-      vm.stopBroadcast();
-    }
-
-    logAddress("L1_WETH_ADDR", L1_WETH_ADDR);
-    logAddress("L2_WETH_ADDR", L2_WETH_ADDR);
-  }
-
-  function logAddress(string memory name, address addr) internal view {
-    console.log(string(abi.encodePacked(name, "=", vm.toString(address(addr)))));
-  }
-}

contracts/src/External.sol

@@ -2,5 +2,5 @@
 
 pragma solidity ^0.8.0;
 
-import {ProxyAdmin} from "@openzeppelin/contracts/proxy/transparent/ProxyAdmin.sol";
-import {TransparentUpgradeableProxy} from "@openzeppelin/contracts/proxy/transparent/TransparentUpgradeableProxy.sol";
+import { ProxyAdmin } from "@openzeppelin/contracts/proxy/transparent/ProxyAdmin.sol";
+import { TransparentUpgradeableProxy } from "@openzeppelin/contracts/proxy/transparent/TransparentUpgradeableProxy.sol";

contracts/src/L1/IL1ScrollMessenger.sol

@@ -2,55 +2,55 @@
 
 pragma solidity ^0.8.0;
 
-import {IScrollMessenger} from "../libraries/IScrollMessenger.sol";
+import { IScrollMessenger } from "../libraries/IScrollMessenger.sol";
 
 interface IL1ScrollMessenger is IScrollMessenger {
-    /***********
-     * Structs *
-     ***********/
+  /***********
+   * Structs *
+   ***********/
 
-    struct L2MessageProof {
-        // The hash of the batch where the message belongs to.
-        bytes32 batchHash;
-        // Concatenation of merkle proof for withdraw merkle trie.
-        bytes merkleProof;
-    }
+  struct L2MessageProof {
+    // The hash of the batch where the message belongs to.
+    bytes32 batchHash;
+    // Concatenation of merkle proof for withdraw merkle trie.
+    bytes merkleProof;
+  }
 
-    /*****************************
-     * Public Mutating Functions *
-     *****************************/
+  /****************************
+   * Public Mutated Functions *
+   ****************************/
 
-    /// @notice Relay a L2 => L1 message with message proof.
-    /// @param from The address of the sender of the message.
-    /// @param to The address of the recipient of the message.
-    /// @param value The msg.value passed to the message call.
-    /// @param nonce The nonce of the message to avoid replay attack.
-    /// @param message The content of the message.
-    /// @param proof The proof used to verify the correctness of the transaction.
-    function relayMessageWithProof(
-        address from,
-        address to,
-        uint256 value,
-        uint256 nonce,
-        bytes memory message,
-        L2MessageProof memory proof
-    ) external;
+  /// @notice Relay a L2 => L1 message with message proof.
+  /// @param from The address of the sender of the message.
+  /// @param to The address of the recipient of the message.
+  /// @param value The msg.value passed to the message call.
+  /// @param nonce The nonce of the message to avoid replay attack.
+  /// @param message The content of the message.
+  /// @param proof The proof used to verify the correctness of the transaction.
+  function relayMessageWithProof(
+    address from,
+    address to,
+    uint256 value,
+    uint256 nonce,
+    bytes memory message,
+    L2MessageProof memory proof
+  ) external;
 
-    /// @notice Replay an exsisting message.
-    /// @param from The address of the sender of the message.
-    /// @param to The address of the recipient of the message.
-    /// @param value The msg.value passed to the message call.
-    /// @param queueIndex The queue index for the message to replay.
-    /// @param message The content of the message.
-    /// @param oldGasLimit Original gas limit used to send the message.
-    /// @param newGasLimit New gas limit to be used for this message.
-    function replayMessage(
-        address from,
-        address to,
-        uint256 value,
-        uint256 queueIndex,
-        bytes memory message,
-        uint32 oldGasLimit,
-        uint32 newGasLimit
-    ) external;
+  /// @notice Replay an exsisting message.
+  /// @param from The address of the sender of the message.
+  /// @param to The address of the recipient of the message.
+  /// @param value The msg.value passed to the message call.
+  /// @param queueIndex The queue index for the message to replay.
+  /// @param message The content of the message.
+  /// @param oldGasLimit Original gas limit used to send the message.
+  /// @param newGasLimit New gas limit to be used for this message.
+  function replayMessage(
+    address from,
+    address to,
+    uint256 value,
+    uint256 queueIndex,
+    bytes memory message,
+    uint32 oldGasLimit,
+    uint32 newGasLimit
+  ) external;
 }

contracts/src/L1/L1ScrollMessenger.sol

@@ -2,15 +2,15 @@
 
 pragma solidity ^0.8.0;
 
-import {PausableUpgradeable} from "@openzeppelin/contracts-upgradeable/security/PausableUpgradeable.sol";
+import { PausableUpgradeable } from "@openzeppelin/contracts-upgradeable/security/PausableUpgradeable.sol";
 
-import {IScrollChain} from "./rollup/IScrollChain.sol";
-import {IL1MessageQueue} from "./rollup/IL1MessageQueue.sol";
-import {IL1ScrollMessenger} from "./IL1ScrollMessenger.sol";
-import {ScrollConstants} from "../libraries/constants/ScrollConstants.sol";
-import {IScrollMessenger} from "../libraries/IScrollMessenger.sol";
-import {ScrollMessengerBase} from "../libraries/ScrollMessengerBase.sol";
-import {WithdrawTrieVerifier} from "../libraries/verifier/WithdrawTrieVerifier.sol";
+import { IScrollChain } from "./rollup/IScrollChain.sol";
+import { IL1MessageQueue } from "./rollup/IL1MessageQueue.sol";
+import { IL1ScrollMessenger } from "./IL1ScrollMessenger.sol";
+import { ScrollConstants } from "../libraries/constants/ScrollConstants.sol";
+import { IScrollMessenger } from "../libraries/IScrollMessenger.sol";
+import { ScrollMessengerBase } from "../libraries/ScrollMessengerBase.sol";
+import { WithdrawTrieVerifier } from "../libraries/verifier/WithdrawTrieVerifier.sol";
 
 // solhint-disable avoid-low-level-calls
 
@@ -25,228 +25,157 @@ import {WithdrawTrieVerifier} from "../libraries/verifier/WithdrawTrieVerifier.s
 /// @dev All deposited Ether (including `WETH` deposited throng `L1WETHGateway`) will locked in
 /// this contract.
 contract L1ScrollMessenger is PausableUpgradeable, ScrollMessengerBase, IL1ScrollMessenger {
-    /*************
-     * Variables *
-     *************/
+  /*************
+   * Variables *
+   *************/
 
-    /// @notice Mapping from relay id to relay status.
-    mapping(bytes32 => bool) public isL1MessageRelayed;
+  /// @notice Mapping from relay id to relay status.
+  mapping(bytes32 => bool) public isL1MessageRelayed;
 
-    /// @notice Mapping from L1 message hash to sent status.
-    mapping(bytes32 => bool) public isL1MessageSent;
+  /// @notice Mapping from L1 message hash to sent status.
+  mapping(bytes32 => bool) public isL1MessageSent;
 
-    /// @notice Mapping from L2 message hash to a boolean value indicating if the message has been successfully executed.
-    mapping(bytes32 => bool) public isL2MessageExecuted;
+  /// @notice Mapping from L2 message hash to a boolean value indicating if the message has been successfully executed.
+  mapping(bytes32 => bool) public isL2MessageExecuted;
 
-    /// @notice The address of Rollup contract.
-    address public rollup;
+  /// @notice The address of Rollup contract.
+  address public rollup;
 
-    /// @notice The address of L1MessageQueue contract.
-    address public messageQueue;
+  /// @notice The address of L1MessageQueue contract.
+  address public messageQueue;
 
-    // @note move to ScrollMessengerBase in next big refactor
-    /// @dev The status of for non-reentrant check.
-    uint256 private _lock_status;
+  /***************
+   * Constructor *
+   ***************/
 
-    /**********************
-     * Function Modifiers *
-     **********************/
+  /// @notice Initialize the storage of L1ScrollMessenger.
+  /// @param _counterpart The address of L2ScrollMessenger contract in L2.
+  /// @param _feeVault The address of fee vault, which will be used to collect relayer fee.
+  /// @param _rollup The address of ScrollChain contract.
+  /// @param _messageQueue The address of L1MessageQueue contract.
+  function initialize(
+    address _counterpart,
+    address _feeVault,
+    address _rollup,
+    address _messageQueue
+  ) public initializer {
+    PausableUpgradeable.__Pausable_init();
+    ScrollMessengerBase._initialize(_counterpart, _feeVault);
 
-    modifier nonReentrant() {
-        // On the first call to nonReentrant, _notEntered will be true
-        require(_lock_status != _ENTERED, "ReentrancyGuard: reentrant call");
+    rollup = _rollup;
+    messageQueue = _messageQueue;
 
-        // Any calls to nonReentrant after this point will fail
-        _lock_status = _ENTERED;
+    // initialize to a nonzero value
+    xDomainMessageSender = ScrollConstants.DEFAULT_XDOMAIN_MESSAGE_SENDER;
+  }
 
-        _;
+  /****************************
+   * Public Mutated Functions *
+   ****************************/
 
-        // By storing the original value once again, a refund is triggered (see
-        // https://eips.ethereum.org/EIPS/eip-2200)
-        _lock_status = _NOT_ENTERED;
+  /// @inheritdoc IScrollMessenger
+  function sendMessage(
+    address _to,
+    uint256 _value,
+    bytes memory _message,
+    uint256 _gasLimit
+  ) external payable override whenNotPaused {
+    address _messageQueue = messageQueue; // gas saving
+    address _counterpart = counterpart; // gas saving
+
+    // compute the actual cross domain message calldata.
+    uint256 _messageNonce = IL1MessageQueue(_messageQueue).nextCrossDomainMessageIndex();
+    bytes memory _xDomainCalldata = _encodeXDomainCalldata(msg.sender, _to, _value, _messageNonce, _message);
+
+    // compute and deduct the messaging fee to fee vault.
+    uint256 _fee = IL1MessageQueue(_messageQueue).estimateCrossDomainMessageFee(
+      address(this),
+      _counterpart,
+      _xDomainCalldata,
+      _gasLimit
+    );
+    require(msg.value >= _fee + _value, "Insufficient msg.value");
+    if (_fee > 0) {
+      (bool _success, ) = feeVault.call{ value: _fee }("");
+      require(_success, "Failed to deduct the fee");
     }
 
-    /***************
-     * Constructor *
-     ***************/
+    // append message to L1MessageQueue
+    IL1MessageQueue(_messageQueue).appendCrossDomainMessage(_counterpart, _gasLimit, _xDomainCalldata);
 
-    /// @notice Initialize the storage of L1ScrollMessenger.
-    /// @param _counterpart The address of L2ScrollMessenger contract in L2.
-    /// @param _feeVault The address of fee vault, which will be used to collect relayer fee.
-    /// @param _rollup The address of ScrollChain contract.
-    /// @param _messageQueue The address of L1MessageQueue contract.
-    function initialize(
-        address _counterpart,
-        address _feeVault,
-        address _rollup,
-        address _messageQueue
-    ) public initializer {
-        PausableUpgradeable.__Pausable_init();
-        ScrollMessengerBase._initialize(_counterpart, _feeVault);
+    // record the message hash for future use.
+    bytes32 _xDomainCalldataHash = keccak256(_xDomainCalldata);
+    isL1MessageSent[_xDomainCalldataHash] = true;
 
-        rollup = _rollup;
-        messageQueue = _messageQueue;
+    emit SentMessage(msg.sender, _to, _value, _messageNonce, _gasLimit, _message);
+  }
 
-        // initialize to a nonzero value
-        xDomainMessageSender = ScrollConstants.DEFAULT_XDOMAIN_MESSAGE_SENDER;
-    }
+  /// @inheritdoc IL1ScrollMessenger
+  function relayMessageWithProof(
+    address _from,
+    address _to,
+    uint256 _value,
+    uint256 _nonce,
+    bytes memory _message,
+    L2MessageProof memory _proof
+  ) external override whenNotPaused onlyWhitelistedSender(msg.sender) {
+    require(xDomainMessageSender == ScrollConstants.DEFAULT_XDOMAIN_MESSAGE_SENDER, "Message is already in execution");
 
-    /*****************************
-     * Public Mutating Functions *
-     *****************************/
+    bytes32 _xDomainCalldataHash = keccak256(_encodeXDomainCalldata(_from, _to, _value, _nonce, _message));
+    require(!isL2MessageExecuted[_xDomainCalldataHash], "Message was already successfully executed");
 
-    /// @inheritdoc IScrollMessenger
-    function sendMessage(
-        address _to,
-        uint256 _value,
-        bytes memory _message,
-        uint256 _gasLimit
-    ) external payable override whenNotPaused {
-        _sendMessage(_to, _value, _message, _gasLimit, tx.origin);
-    }
-
-    /// @inheritdoc IScrollMessenger
-    function sendMessage(
-        address _to,
-        uint256 _value,
-        bytes calldata _message,
-        uint256 _gasLimit,
-        address _refundAddress
-    ) external payable override whenNotPaused {
-        _sendMessage(_to, _value, _message, _gasLimit, _refundAddress);
-    }
-
-    /// @inheritdoc IL1ScrollMessenger
-    function relayMessageWithProof(
-        address _from,
-        address _to,
-        uint256 _value,
-        uint256 _nonce,
-        bytes memory _message,
-        L2MessageProof memory _proof
-    ) external override whenNotPaused onlyWhitelistedSender(msg.sender) {
-        require(
-            xDomainMessageSender == ScrollConstants.DEFAULT_XDOMAIN_MESSAGE_SENDER,
-            "Message is already in execution"
-        );
-
-        bytes32 _xDomainCalldataHash = keccak256(_encodeXDomainCalldata(_from, _to, _value, _nonce, _message));
-        require(!isL2MessageExecuted[_xDomainCalldataHash], "Message was already successfully executed");
-
-        {
-            address _rollup = rollup;
-            require(IScrollChain(_rollup).isBatchFinalized(_proof.batchHash), "Batch is not finalized");
-            // @note skip verify for now
-            /*
+    {
+      address _rollup = rollup;
+      require(IScrollChain(_rollup).isBatchFinalized(_proof.batchHash), "Batch is not finalized");
+      // @note skip verify for now
+      /*
       bytes32 _messageRoot = IScrollChain(_rollup).getL2MessageRoot(_proof.batchHash);
       require(
         WithdrawTrieVerifier.verifyMerkleProof(_messageRoot, _xDomainCalldataHash, _nonce, _proof.merkleProof),
         "Invalid proof"
       );
       */
-        }
-
-        // @todo check more `_to` address to avoid attack.
-        require(_to != messageQueue, "Forbid to call message queue");
-        require(_to != address(this), "Forbid to call self");
-
-        // @note This usually will never happen, just in case.
-        require(_from != xDomainMessageSender, "Invalid message sender");
-
-        xDomainMessageSender = _from;
-        (bool success, ) = _to.call{value: _value}(_message);
-        // reset value to refund gas.
-        xDomainMessageSender = ScrollConstants.DEFAULT_XDOMAIN_MESSAGE_SENDER;
-
-        if (success) {
-            isL2MessageExecuted[_xDomainCalldataHash] = true;
-            emit RelayedMessage(_xDomainCalldataHash);
-        } else {
-            emit FailedRelayedMessage(_xDomainCalldataHash);
-        }
-
-        bytes32 _relayId = keccak256(abi.encodePacked(_xDomainCalldataHash, msg.sender, block.number));
-        isL1MessageRelayed[_relayId] = true;
     }
 
-    /// @inheritdoc IL1ScrollMessenger
-    function replayMessage(
-        address _from,
-        address _to,
-        uint256 _value,
-        uint256 _queueIndex,
-        bytes memory _message,
-        uint32 _oldGasLimit,
-        uint32 _newGasLimit
-    ) external override whenNotPaused {
-        // @todo
+    // @note This usually will never happen, just in case.
+    require(_from != xDomainMessageSender, "Invalid message sender");
+
+    xDomainMessageSender = _from;
+    (bool success, ) = _to.call{ value: _value }(_message);
+    // reset value to refund gas.
+    xDomainMessageSender = ScrollConstants.DEFAULT_XDOMAIN_MESSAGE_SENDER;
+
+    if (success) {
+      isL2MessageExecuted[_xDomainCalldataHash] = true;
+      emit RelayedMessage(_xDomainCalldataHash);
+    } else {
+      emit FailedRelayedMessage(_xDomainCalldataHash);
     }
 
-    /************************
-     * Restricted Functions *
-     ************************/
+    bytes32 _relayId = keccak256(abi.encodePacked(_xDomainCalldataHash, msg.sender, block.number));
+    isL1MessageRelayed[_relayId] = true;
+  }
 
-    /// @notice Pause the contract
-    /// @dev This function can only called by contract owner.
-    /// @param _status The pause status to update.
-    function setPause(bool _status) external onlyOwner {
-        if (_status) {
-            _pause();
-        } else {
-            _unpause();
-        }
-    }
+  /// @inheritdoc IL1ScrollMessenger
+  function replayMessage(
+    address _from,
+    address _to,
+    uint256 _value,
+    uint256 _queueIndex,
+    bytes memory _message,
+    uint32 _oldGasLimit,
+    uint32 _newGasLimit
+  ) external override whenNotPaused {
+    // @todo
+  }
 
-    /**********************
-     * Internal Functions *
-     **********************/
+  /************************
+   * Restricted Functions *
+   ************************/
 
-    function _sendMessage(
-        address _to,
-        uint256 _value,
-        bytes memory _message,
-        uint256 _gasLimit,
-        address _refundAddress
-    ) internal nonReentrant {
-        address _messageQueue = messageQueue; // gas saving
-        address _counterpart = counterpart; // gas saving
-
-        // compute the actual cross domain message calldata.
-        uint256 _messageNonce = IL1MessageQueue(_messageQueue).nextCrossDomainMessageIndex();
-        bytes memory _xDomainCalldata = _encodeXDomainCalldata(msg.sender, _to, _value, _messageNonce, _message);
-
-        // compute and deduct the messaging fee to fee vault.
-        uint256 _fee = IL1MessageQueue(_messageQueue).estimateCrossDomainMessageFee(
-            address(this),
-            _counterpart,
-            _xDomainCalldata,
-            _gasLimit
-        );
-        require(msg.value >= _fee + _value, "Insufficient msg.value");
-        if (_fee > 0) {
-            (bool _success, ) = feeVault.call{value: _fee}("");
-            require(_success, "Failed to deduct the fee");
-        }
-
-        // append message to L1MessageQueue
-        IL1MessageQueue(_messageQueue).appendCrossDomainMessage(_counterpart, _gasLimit, _xDomainCalldata);
-
-        // record the message hash for future use.
-        bytes32 _xDomainCalldataHash = keccak256(_xDomainCalldata);
-
-        // normally this won't happen, since each message has different nonce, but just in case.
-        require(!isL1MessageSent[_xDomainCalldataHash], "Duplicated message");
-        isL1MessageSent[_xDomainCalldataHash] = true;
-
-        emit SentMessage(msg.sender, _to, _value, _messageNonce, _gasLimit, _message);
-
-        // refund fee to tx.origin
-        unchecked {
-            uint256 _refund = msg.value - _fee - _value;
-            if (_refund > 0) {
-                (bool _success, ) = _refundAddress.call{value: _refund}("");
-                require(_success, "Failed to refund the fee");
-            }
-        }
-    }
+  /// @notice Pause the contract
+  /// @dev This function can only called by contract owner.
+  function pause() external onlyOwner {
+    _pause();
+  }
 }

contracts/src/L1/gateways/IL1ERC1155Gateway.sol

@@ -4,163 +4,163 @@ pragma solidity ^0.8.0;
 
 /// @title The interface for the ERC1155 cross chain gateway in layer 1.
 interface IL1ERC1155Gateway {
-    /**********
-     * Events *
-     **********/
+  /**********
+   * Events *
+   **********/
 
-    /// @notice Emitted when the ERC1155 NFT is transfered to recipient in layer 1.
-    /// @param _l1Token The address of ERC1155 NFT in layer 1.
-    /// @param _l2Token The address of ERC1155 NFT in layer 2.
-    /// @param _from The address of sender in layer 2.
-    /// @param _to The address of recipient in layer 1.
-    /// @param _tokenId The token id of the ERC1155 NFT to withdraw from layer 2.
-    /// @param _amount The number of token to withdraw from layer 2.
-    event FinalizeWithdrawERC1155(
-        address indexed _l1Token,
-        address indexed _l2Token,
-        address indexed _from,
-        address _to,
-        uint256 _tokenId,
-        uint256 _amount
-    );
+  /// @notice Emitted when the ERC1155 NFT is transfered to recipient in layer 1.
+  /// @param _l1Token The address of ERC1155 NFT in layer 1.
+  /// @param _l2Token The address of ERC1155 NFT in layer 2.
+  /// @param _from The address of sender in layer 2.
+  /// @param _to The address of recipient in layer 1.
+  /// @param _tokenId The token id of the ERC1155 NFT to withdraw from layer 2.
+  /// @param _amount The number of token to withdraw from layer 2.
+  event FinalizeWithdrawERC1155(
+    address indexed _l1Token,
+    address indexed _l2Token,
+    address indexed _from,
+    address _to,
+    uint256 _tokenId,
+    uint256 _amount
+  );
 
-    /// @notice Emitted when the ERC1155 NFT is batch transfered to recipient in layer 1.
-    /// @param _l1Token The address of ERC1155 NFT in layer 1.
-    /// @param _l2Token The address of ERC1155 NFT in layer 2.
-    /// @param _from The address of sender in layer 2.
-    /// @param _to The address of recipient in layer 1.
-    /// @param _tokenIds The list of token ids of the ERC1155 NFT to withdraw from layer 2.
-    /// @param _amounts The list of corresponding number of token to withdraw from layer 2.
-    event FinalizeBatchWithdrawERC1155(
-        address indexed _l1Token,
-        address indexed _l2Token,
-        address indexed _from,
-        address _to,
-        uint256[] _tokenIds,
-        uint256[] _amounts
-    );
+  /// @notice Emitted when the ERC1155 NFT is batch transfered to recipient in layer 1.
+  /// @param _l1Token The address of ERC1155 NFT in layer 1.
+  /// @param _l2Token The address of ERC1155 NFT in layer 2.
+  /// @param _from The address of sender in layer 2.
+  /// @param _to The address of recipient in layer 1.
+  /// @param _tokenIds The list of token ids of the ERC1155 NFT to withdraw from layer 2.
+  /// @param _amounts The list of corresponding number of token to withdraw from layer 2.
+  event FinalizeBatchWithdrawERC1155(
+    address indexed _l1Token,
+    address indexed _l2Token,
+    address indexed _from,
+    address _to,
+    uint256[] _tokenIds,
+    uint256[] _amounts
+  );
 
-    /// @notice Emitted when the ERC1155 NFT is deposited to gateway in layer 1.
-    /// @param _l1Token The address of ERC1155 NFT in layer 1.
-    /// @param _l2Token The address of ERC1155 NFT in layer 2.
-    /// @param _from The address of sender in layer 1.
-    /// @param _to The address of recipient in layer 2.
-    /// @param _tokenId The token id of the ERC1155 NFT to deposit in layer 1.
-    /// @param _amount The number of token to deposit in layer 1.
-    event DepositERC1155(
-        address indexed _l1Token,
-        address indexed _l2Token,
-        address indexed _from,
-        address _to,
-        uint256 _tokenId,
-        uint256 _amount
-    );
+  /// @notice Emitted when the ERC1155 NFT is deposited to gateway in layer 1.
+  /// @param _l1Token The address of ERC1155 NFT in layer 1.
+  /// @param _l2Token The address of ERC1155 NFT in layer 2.
+  /// @param _from The address of sender in layer 1.
+  /// @param _to The address of recipient in layer 2.
+  /// @param _tokenId The token id of the ERC1155 NFT to deposit in layer 1.
+  /// @param _amount The number of token to deposit in layer 1.
+  event DepositERC1155(
+    address indexed _l1Token,
+    address indexed _l2Token,
+    address indexed _from,
+    address _to,
+    uint256 _tokenId,
+    uint256 _amount
+  );
 
-    /// @notice Emitted when the ERC1155 NFT is batch deposited to gateway in layer 1.
-    /// @param _l1Token The address of ERC1155 NFT in layer 1.
-    /// @param _l2Token The address of ERC1155 NFT in layer 2.
-    /// @param _from The address of sender in layer 1.
-    /// @param _to The address of recipient in layer 2.
-    /// @param _tokenIds The list of token ids of the ERC1155 NFT to deposit in layer 1.
-    /// @param _amounts The list of corresponding number of token to deposit in layer 1.
-    event BatchDepositERC1155(
-        address indexed _l1Token,
-        address indexed _l2Token,
-        address indexed _from,
-        address _to,
-        uint256[] _tokenIds,
-        uint256[] _amounts
-    );
+  /// @notice Emitted when the ERC1155 NFT is batch deposited to gateway in layer 1.
+  /// @param _l1Token The address of ERC1155 NFT in layer 1.
+  /// @param _l2Token The address of ERC1155 NFT in layer 2.
+  /// @param _from The address of sender in layer 1.
+  /// @param _to The address of recipient in layer 2.
+  /// @param _tokenIds The list of token ids of the ERC1155 NFT to deposit in layer 1.
+  /// @param _amounts The list of corresponding number of token to deposit in layer 1.
+  event BatchDepositERC1155(
+    address indexed _l1Token,
+    address indexed _l2Token,
+    address indexed _from,
+    address _to,
+    uint256[] _tokenIds,
+    uint256[] _amounts
+  );
 
-    /*************************
-     * Public View Functions *
-     *************************/
+  /*************************
+   * Public View Functions *
+   *************************/
 
-    /// @notice Deposit some ERC1155 NFT to caller's account on layer 2.
-    /// @param _token The address of ERC1155 NFT in layer 1.
-    /// @param _tokenId The token id to deposit.
-    /// @param _amount The amount of token to deposit.
-    /// @param _gasLimit Estimated gas limit required to complete the deposit on layer 2.
-    function depositERC1155(
-        address _token,
-        uint256 _tokenId,
-        uint256 _amount,
-        uint256 _gasLimit
-    ) external payable;
+  /// @notice Deposit some ERC1155 NFT to caller's account on layer 2.
+  /// @param _token The address of ERC1155 NFT in layer 1.
+  /// @param _tokenId The token id to deposit.
+  /// @param _amount The amount of token to deposit.
+  /// @param _gasLimit Estimated gas limit required to complete the deposit on layer 2.
+  function depositERC1155(
+    address _token,
+    uint256 _tokenId,
+    uint256 _amount,
+    uint256 _gasLimit
+  ) external payable;
 
-    /// @notice Deposit some ERC1155 NFT to a recipient's account on layer 2.
-    /// @param _token The address of ERC1155 NFT in layer 1.
-    /// @param _to The address of recipient in layer 2.
-    /// @param _tokenId The token id to deposit.
-    /// @param _amount The amount of token to deposit.
-    /// @param _gasLimit Estimated gas limit required to complete the deposit on layer 2.
-    function depositERC1155(
-        address _token,
-        address _to,
-        uint256 _tokenId,
-        uint256 _amount,
-        uint256 _gasLimit
-    ) external payable;
+  /// @notice Deposit some ERC1155 NFT to a recipient's account on layer 2.
+  /// @param _token The address of ERC1155 NFT in layer 1.
+  /// @param _to The address of recipient in layer 2.
+  /// @param _tokenId The token id to deposit.
+  /// @param _amount The amount of token to deposit.
+  /// @param _gasLimit Estimated gas limit required to complete the deposit on layer 2.
+  function depositERC1155(
+    address _token,
+    address _to,
+    uint256 _tokenId,
+    uint256 _amount,
+    uint256 _gasLimit
+  ) external payable;
 
-    /// @notice Deposit a list of some ERC1155 NFT to caller's account on layer 2.
-    /// @param _token The address of ERC1155 NFT in layer 1.
-    /// @param _tokenIds The list of token ids to deposit.
-    /// @param _amounts The list of corresponding number of token to deposit.
-    /// @param _gasLimit Estimated gas limit required to complete the deposit on layer 2.
-    function batchDepositERC1155(
-        address _token,
-        uint256[] calldata _tokenIds,
-        uint256[] calldata _amounts,
-        uint256 _gasLimit
-    ) external payable;
+  /// @notice Deposit a list of some ERC1155 NFT to caller's account on layer 2.
+  /// @param _token The address of ERC1155 NFT in layer 1.
+  /// @param _tokenIds The list of token ids to deposit.
+  /// @param _amounts The list of corresponding number of token to deposit.
+  /// @param _gasLimit Estimated gas limit required to complete the deposit on layer 2.
+  function batchDepositERC1155(
+    address _token,
+    uint256[] calldata _tokenIds,
+    uint256[] calldata _amounts,
+    uint256 _gasLimit
+  ) external payable;
 
-    /// @notice Deposit a list of some ERC1155 NFT to a recipient's account on layer 2.
-    /// @param _token The address of ERC1155 NFT in layer 1.
-    /// @param _to The address of recipient in layer 2.
-    /// @param _tokenIds The list of token ids to deposit.
-    /// @param _amounts The list of corresponding number of token to deposit.
-    /// @param _gasLimit Estimated gas limit required to complete the deposit on layer 2.
-    function batchDepositERC1155(
-        address _token,
-        address _to,
-        uint256[] calldata _tokenIds,
-        uint256[] calldata _amounts,
-        uint256 _gasLimit
-    ) external payable;
+  /// @notice Deposit a list of some ERC1155 NFT to a recipient's account on layer 2.
+  /// @param _token The address of ERC1155 NFT in layer 1.
+  /// @param _to The address of recipient in layer 2.
+  /// @param _tokenIds The list of token ids to deposit.
+  /// @param _amounts The list of corresponding number of token to deposit.
+  /// @param _gasLimit Estimated gas limit required to complete the deposit on layer 2.
+  function batchDepositERC1155(
+    address _token,
+    address _to,
+    uint256[] calldata _tokenIds,
+    uint256[] calldata _amounts,
+    uint256 _gasLimit
+  ) external payable;
 
-    /// @notice Complete ERC1155 withdraw from layer 2 to layer 1 and send fund to recipient's account in layer 1.
-    ///      The function should only be called by L1ScrollMessenger.
-    ///      The function should also only be called by L2ERC1155Gateway in layer 2.
-    /// @param _l1Token The address of corresponding layer 1 token.
-    /// @param _l2Token The address of corresponding layer 2 token.
-    /// @param _from The address of account who withdraw the token in layer 2.
-    /// @param _to The address of recipient in layer 1 to receive the token.
-    /// @param _tokenId The token id to withdraw.
-    /// @param _amount The amount of token to withdraw.
-    function finalizeWithdrawERC1155(
-        address _l1Token,
-        address _l2Token,
-        address _from,
-        address _to,
-        uint256 _tokenId,
-        uint256 _amount
-    ) external;
+  /// @notice Complete ERC1155 withdraw from layer 2 to layer 1 and send fund to recipient's account in layer 1.
+  ///      The function should only be called by L1ScrollMessenger.
+  ///      The function should also only be called by L2ERC1155Gateway in layer 2.
+  /// @param _l1Token The address of corresponding layer 1 token.
+  /// @param _l2Token The address of corresponding layer 2 token.
+  /// @param _from The address of account who withdraw the token in layer 2.
+  /// @param _to The address of recipient in layer 1 to receive the token.
+  /// @param _tokenId The token id to withdraw.
+  /// @param _amount The amount of token to withdraw.
+  function finalizeWithdrawERC1155(
+    address _l1Token,
+    address _l2Token,
+    address _from,
+    address _to,
+    uint256 _tokenId,
+    uint256 _amount
+  ) external;
 
-    /// @notice Complete ERC1155 batch withdraw from layer 2 to layer 1 and send fund to recipient's account in layer 1.
-    ///      The function should only be called by L1ScrollMessenger.
-    ///      The function should also only be called by L2ERC1155Gateway in layer 2.
-    /// @param _l1Token The address of corresponding layer 1 token.
-    /// @param _l2Token The address of corresponding layer 2 token.
-    /// @param _from The address of account who withdraw the token in layer 2.
-    /// @param _to The address of recipient in layer 1 to receive the token.
-    /// @param _tokenIds The list of token ids to withdraw.
-    /// @param _amounts The list of corresponding number of token to withdraw.
-    function finalizeBatchWithdrawERC1155(
-        address _l1Token,
-        address _l2Token,
-        address _from,
-        address _to,
-        uint256[] calldata _tokenIds,
-        uint256[] calldata _amounts
-    ) external;
+  /// @notice Complete ERC1155 batch withdraw from layer 2 to layer 1 and send fund to recipient's account in layer 1.
+  ///      The function should only be called by L1ScrollMessenger.
+  ///      The function should also only be called by L2ERC1155Gateway in layer 2.
+  /// @param _l1Token The address of corresponding layer 1 token.
+  /// @param _l2Token The address of corresponding layer 2 token.
+  /// @param _from The address of account who withdraw the token in layer 2.
+  /// @param _to The address of recipient in layer 1 to receive the token.
+  /// @param _tokenIds The list of token ids to withdraw.
+  /// @param _amounts The list of corresponding number of token to withdraw.
+  function finalizeBatchWithdrawERC1155(
+    address _l1Token,
+    address _l2Token,
+    address _from,
+    address _to,
+    uint256[] calldata _tokenIds,
+    uint256[] calldata _amounts
+  ) external;
 }