feat: add new bss-core package

.changeset/wet-singers-dream.md

+---
+'@eth-optimism/batch-submitter-service': patch
+---
+
+Restructure to use bss-core package

go/batch-submitter/batch_submitter.go

@@ -5,11 +5,12 @@ import (
 	"os"
 	"time"
 
-	"github.com/ethereum-optimism/optimism/go/batch-submitter/dial"
 	"github.com/ethereum-optimism/optimism/go/batch-submitter/drivers/proposer"
 	"github.com/ethereum-optimism/optimism/go/batch-submitter/drivers/sequencer"
-	"github.com/ethereum-optimism/optimism/go/batch-submitter/metrics"
-	"github.com/ethereum-optimism/optimism/go/batch-submitter/txmgr"
+	bsscore "github.com/ethereum-optimism/optimism/go/bss-core"
+	"github.com/ethereum-optimism/optimism/go/bss-core/dial"
+	"github.com/ethereum-optimism/optimism/go/bss-core/metrics"
+	"github.com/ethereum-optimism/optimism/go/bss-core/txmgr"
 	"github.com/ethereum/go-ethereum/log"
 	"github.com/getsentry/sentry-go"
 	"github.com/urfave/cli"
@@ -46,14 +47,14 @@ func Main(gitVersion string) func(ctx *cli.Context) error {
 				Dsn:              cfg.SentryDsn,
 				Environment:      cfg.EthNetworkName,
 				Release:          "batch-submitter@" + gitVersion,
-				TracesSampleRate: TraceRateToFloat64(cfg.SentryTraceRate),
+				TracesSampleRate: bsscore.TraceRateToFloat64(cfg.SentryTraceRate),
 				Debug:            false,
 			})
 			if err != nil {
 				return err
 			}
 
-			logHandler = SentryStreamHandler(os.Stdout, log.TerminalFormat(true))
+			logHandler = bsscore.SentryStreamHandler(os.Stdout, log.TerminalFormat(true))
 		} else {
 			logHandler = log.StreamHandler(os.Stdout, log.TerminalFormat(true))
 		}
@@ -66,7 +67,7 @@ func Main(gitVersion string) func(ctx *cli.Context) error {
 		log.Root().SetHandler(log.LvlFilterHandler(logLevel, logHandler))
 
 		// Parse sequencer private key and CTC contract address.
-		sequencerPrivKey, ctcAddress, err := ParseWalletPrivKeyAndContractAddr(
+		sequencerPrivKey, ctcAddress, err := bsscore.ParseWalletPrivKeyAndContractAddr(
 			"Sequencer", cfg.Mnemonic, cfg.SequencerHDPath,
 			cfg.SequencerPrivateKey, cfg.CTCAddress,
 		)
@@ -75,7 +76,7 @@ func Main(gitVersion string) func(ctx *cli.Context) error {
 		}
 
 		// Parse proposer private key and SCC contract address.
-		proposerPrivKey, sccAddress, err := ParseWalletPrivKeyAndContractAddr(
+		proposerPrivKey, sccAddress, err := bsscore.ParseWalletPrivKeyAndContractAddr(
 			"Proposer", cfg.Mnemonic, cfg.ProposerHDPath,
 			cfg.ProposerPrivateKey, cfg.SCCAddress,
 		)
@@ -110,7 +111,7 @@ func Main(gitVersion string) func(ctx *cli.Context) error {
 			NumConfirmations:     cfg.NumConfirmations,
 		}
 
-		var services []*Service
+		var services []*bsscore.Service
 		if cfg.RunTxBatchSubmitter {
 			batchTxDriver, err := sequencer.NewDriver(sequencer.Config{
 				Name:        "Sequencer",
@@ -126,7 +127,7 @@ func Main(gitVersion string) func(ctx *cli.Context) error {
 				return err
 			}
 
-			services = append(services, NewService(ServiceConfig{
+			services = append(services, bsscore.NewService(bsscore.ServiceConfig{
 				Context:         ctx,
 				Driver:          batchTxDriver,
 				PollInterval:    cfg.PollInterval,
@@ -152,7 +153,7 @@ func Main(gitVersion string) func(ctx *cli.Context) error {
 				return err
 			}
 
-			services = append(services, NewService(ServiceConfig{
+			services = append(services, bsscore.NewService(bsscore.ServiceConfig{
 				Context:         ctx,
 				Driver:          batchStateDriver,
 				PollInterval:    cfg.PollInterval,
@@ -162,7 +163,7 @@ func Main(gitVersion string) func(ctx *cli.Context) error {
 			}))
 		}
 
-		batchSubmitter, err := NewBatchSubmitter(ctx, cancel, services)
+		batchSubmitter, err := bsscore.NewBatchSubmitter(ctx, cancel, services)
 		if err != nil {
 			log.Error("Unable to create batch submitter", "error", err)
 			return err
@@ -182,43 +183,3 @@ func Main(gitVersion string) func(ctx *cli.Context) error {
 		return nil
 	}
 }
-
-// BatchSubmitter is a service that configures the necessary resources for
-// running the TxBatchSubmitter and StateBatchSubmitter sub-services.
-type BatchSubmitter struct {
-	ctx      context.Context
-	services []*Service
-	cancel   func()
-}
-
-// NewBatchSubmitter initializes the BatchSubmitter, gathering any resources
-// that will be needed by the TxBatchSubmitter and StateBatchSubmitter
-// sub-services.
-func NewBatchSubmitter(
-	ctx context.Context,
-	cancel func(),
-	services []*Service,
-) (*BatchSubmitter, error) {
-
-	return &BatchSubmitter{
-		ctx:      ctx,
-		services: services,
-		cancel:   cancel,
-	}, nil
-}
-
-func (b *BatchSubmitter) Start() error {
-	for _, service := range b.services {
-		if err := service.Start(); err != nil {
-			return err
-		}
-	}
-	return nil
-}
-
-func (b *BatchSubmitter) Stop() {
-	b.cancel()
-	for _, service := range b.services {
-		_ = service.Stop()
-	}
-}

go/batch-submitter/drivers/proposer/driver.go

@@ -9,9 +9,9 @@ import (
 
 	"github.com/ethereum-optimism/optimism/go/batch-submitter/bindings/ctc"
 	"github.com/ethereum-optimism/optimism/go/batch-submitter/bindings/scc"
-	"github.com/ethereum-optimism/optimism/go/batch-submitter/drivers"
-	"github.com/ethereum-optimism/optimism/go/batch-submitter/metrics"
-	"github.com/ethereum-optimism/optimism/go/batch-submitter/txmgr"
+	"github.com/ethereum-optimism/optimism/go/bss-core/drivers"
+	"github.com/ethereum-optimism/optimism/go/bss-core/metrics"
+	"github.com/ethereum-optimism/optimism/go/bss-core/txmgr"
 	l2ethclient "github.com/ethereum-optimism/optimism/l2geth/ethclient"
 	"github.com/ethereum-optimism/optimism/l2geth/log"
 	"github.com/ethereum/go-ethereum/accounts/abi"

go/batch-submitter/drivers/sequencer/driver.go

@@ -8,9 +8,9 @@ import (
 	"strings"
 
 	"github.com/ethereum-optimism/optimism/go/batch-submitter/bindings/ctc"
-	"github.com/ethereum-optimism/optimism/go/batch-submitter/drivers"
-	"github.com/ethereum-optimism/optimism/go/batch-submitter/metrics"
-	"github.com/ethereum-optimism/optimism/go/batch-submitter/txmgr"
+	"github.com/ethereum-optimism/optimism/go/bss-core/drivers"
+	"github.com/ethereum-optimism/optimism/go/bss-core/metrics"
+	"github.com/ethereum-optimism/optimism/go/bss-core/txmgr"
 	l2ethclient "github.com/ethereum-optimism/optimism/l2geth/ethclient"
 	"github.com/ethereum/go-ethereum/accounts/abi"
 	"github.com/ethereum/go-ethereum/accounts/abi/bind"

go/batch-submitter/go.mod

@@ -4,6 +4,7 @@ go 1.16
 
 require (
 	github.com/decred/dcrd/hdkeychain/v3 v3.0.0
+	github.com/ethereum-optimism/optimism/go/bss-core v0.0.0
 	github.com/ethereum-optimism/optimism/l2geth v1.0.0
 	github.com/ethereum/go-ethereum v1.10.12
 	github.com/getsentry/sentry-go v0.11.0
@@ -14,3 +15,5 @@ require (
 )
 
 replace github.com/ethereum-optimism/optimism/l2geth => ../../l2geth
+
+replace github.com/ethereum-optimism/optimism/go/bss-core => ../bss-core

go/batch-submitter/go.sum

@@ -177,6 +177,7 @@ github.com/fjl/memsize v0.0.0-20190710130421-bcb5799ab5e5 h1:FtmdgXiUlNeRsoNMFlK
 github.com/fjl/memsize v0.0.0-20190710130421-bcb5799ab5e5/go.mod h1:VvhXpOYNQvB+uIk2RvXzuaQtkQJzzIx6lSBe1xv7hi0=
 github.com/fogleman/gg v1.2.1-0.20190220221249-0403632d5b90/go.mod h1:R/bRT+9gY/C5z7JzPU0zXsXHKM4/ayA+zqcVNZzPa1k=
 github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMoQvtojpjFo=
+github.com/fsnotify/fsnotify v1.4.9 h1:hsms1Qyu0jgnwNXIxa+/V/PDsU6CfLf6CNO8H7IWoS4=
 github.com/fsnotify/fsnotify v1.4.9/go.mod h1:znqG4EE+3YCdAaPaxE2ZRY/06pZUdp0tY4IgpuI1SZQ=
 github.com/gavv/httpexpect v2.0.0+incompatible/go.mod h1:x+9tiU1YnrOvnB725RkpoLv1M62hOWzwo5OXotisrKc=
 github.com/gballet/go-libpcsclite v0.0.0-20190607065134-2772fd86a8ff h1:tY80oXqGNY4FhTFhk+o9oFHGINQ/+vhlm8HFzi6znCI=
@@ -197,10 +198,12 @@ github.com/go-errors/errors v1.0.1/go.mod h1:f4zRHt4oKfwPJE5k8C9vpYG+aDHdBFUsgrm
 github.com/go-gl/glfw v0.0.0-20190409004039-e6da0acd62b1/go.mod h1:vR7hzQXu2zJy9AVAgeJqvqgH9Q5CA+iKCZ2gyEVpxRU=
 github.com/go-gl/glfw/v3.3/glfw v0.0.0-20191125211704-12ad95a8df72/go.mod h1:tQ2UAYgL5IevRw8kRxooKSPJfGvJ9fJQFa0TUsXzTg8=
 github.com/go-kit/kit v0.8.0/go.mod h1:xBxKIO96dXMWWy0MnWVtmwkA9/13aqxPnvrjFYMA2as=
+github.com/go-kit/kit v0.9.0 h1:wDJmvq38kDhkVxi50ni9ykkdUr1PKgqKOoi01fa0Mdk=
 github.com/go-kit/kit v0.9.0/go.mod h1:xBxKIO96dXMWWy0MnWVtmwkA9/13aqxPnvrjFYMA2as=
 github.com/go-kit/log v0.1.0/go.mod h1:zbhenjAZHb184qTLMA9ZjW7ThYL0H2mk7Q6pNt4vbaY=
 github.com/go-logfmt/logfmt v0.3.0/go.mod h1:Qt1PoO58o5twSAckw1HlFXLmHsOX5/0LbT9GBnD5lWE=
 github.com/go-logfmt/logfmt v0.4.0/go.mod h1:3RMwSq7FuexP4Kalkev3ejPJsZTpXXBr9+V4qmtdjCk=
+github.com/go-logfmt/logfmt v0.5.0 h1:TrB8swr/68K7m9CcGut2g3UOihhbcbiMAYiuTXdEih4=
 github.com/go-logfmt/logfmt v0.5.0/go.mod h1:wCYkCAKZfumFQihp8CzCvQ3paCTfi41vtzG1KdI/P7A=
 github.com/go-martini/martini v0.0.0-20170121215854-22fa46961aab/go.mod h1:/P9AEU963A2AYjv4d1V5eVL1CQbEJq6aCNHDDjibzu8=
 github.com/go-ole/go-ole v1.2.1 h1:2lOsA72HgjxAuMlKpFiCbHTvu44PIVkZ5hqm3RSdI/E=
@@ -409,6 +412,7 @@ github.com/nats-io/jwt v0.3.0/go.mod h1:fRYCDE99xlTsqUzISS1Bi75UBJ6ljOJQOAAu5Vgl
 github.com/nats-io/nats.go v1.9.1/go.mod h1:ZjDU1L/7fJ09jvUSRVBR2e7+RnLiiIQyqyzEE/Zbp4w=
 github.com/nats-io/nkeys v0.1.0/go.mod h1:xpnFELMwJABBLVhffcfd1MZx6VsNRFpEugbxziKVo7w=
 github.com/nats-io/nuid v1.0.1/go.mod h1:19wcPz3Ph3q0Jbyiqsd0kePYG7A95tJPxeL+1OSON2c=
+github.com/nxadm/tail v1.4.4 h1:DQuhQpB1tVlglWS2hLQ5OV6B5r8aGxSrPc5Qo6uTN78=
 github.com/nxadm/tail v1.4.4/go.mod h1:kenIhsEOeOJmVchQTgglprH7qJGnHDVpk1VPCcaMI8A=
 github.com/oklog/ulid v1.3.1/go.mod h1:CirwcVhetQ6Lv90oh/F+FBtV6XMibvdAFo93nm5qn4U=
 github.com/olekukonko/tablewriter v0.0.5 h1:P2Ga83D34wi1o9J6Wh1mRuqd4mF/x/lgBS7N7AbDhec=
@@ -417,10 +421,12 @@ github.com/onsi/ginkgo v1.6.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+W
 github.com/onsi/ginkgo v1.7.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE=
 github.com/onsi/ginkgo v1.10.3/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE=
 github.com/onsi/ginkgo v1.12.1/go.mod h1:zj2OWP4+oCPe1qIXoGWkgMRwljMUYCdkwsT2108oapk=
+github.com/onsi/ginkgo v1.14.0 h1:2mOpI4JVVPBN+WQRa0WKH2eXR+Ey+uK4n7Zj0aYpIQA=
 github.com/onsi/ginkgo v1.14.0/go.mod h1:iSB4RoI2tjJc9BBv4NKIKWKya62Rps+oPG/Lv9klQyY=
 github.com/onsi/gomega v1.4.1/go.mod h1:C1qb7wdrVGGVU+Z6iS04AVkA3Q65CEZX59MT0QO5uiA=
 github.com/onsi/gomega v1.4.3/go.mod h1:ex+gbHU/CVuBBDIJjb2X0qEXbFg53c61hWP/1CpauHY=
 github.com/onsi/gomega v1.7.1/go.mod h1:XdKZgCCFLUoM/7CFJVPcG8C1xQ1AJ0vpAezJrB7JYyY=
+github.com/onsi/gomega v1.10.1 h1:o0+MgICZLuZ7xjH7Vx6zS/zcu93/BEp1VwkIW1mEXCE=
 github.com/onsi/gomega v1.10.1/go.mod h1:iN09h71vgCQne3DLsj+A5owkum+a2tYe+TOCB1ybHNo=
 github.com/opentracing/opentracing-go v1.0.2/go.mod h1:UkNAQd3GIcIGf0SeVgPpRdFStlNbqXla1AfSYxPUl2o=
 github.com/opentracing/opentracing-go v1.0.3-0.20180606204148-bd9c31933947/go.mod h1:UkNAQd3GIcIGf0SeVgPpRdFStlNbqXla1AfSYxPUl2o=
@@ -626,6 +632,7 @@ golang.org/x/net v0.0.0-20210119194325-5f4716e94777/go.mod h1:m0MpNAwzfU5UDzcl9v
 golang.org/x/net v0.0.0-20210220033124-5f55cee0dc0d/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
 golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
 golang.org/x/net v0.0.0-20210614182718-04defd469f4e/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
+golang.org/x/net v0.0.0-20210805182204-aaa1db679c0d h1:20cMwl2fHAzkJMEA+8J4JgqBQcQGzbisXo31MIeenXI=
 golang.org/x/net v0.0.0-20210805182204-aaa1db679c0d/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
 golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
 golang.org/x/oauth2 v0.0.0-20190226205417-e64efc72b421/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
@@ -799,6 +806,7 @@ gopkg.in/natefinch/npipe.v2 v2.0.0-20160621034901-c1b8fa8bdcce h1:+JknDZhAj8YMt7
 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/sourcemap.v1 v1.0.5/go.mod h1:2RlvNNSMglmRrcvhfuzp4hQHwOtjxlbjX7UPY/GXb78=
+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=
@@ -809,6 +817,7 @@ gopkg.in/yaml.v2 v2.2.4/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.2.5/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=
 gopkg.in/yaml.v3 v3.0.0-20191120175047-4206685974f2/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c h1:dUUwHk2QECo/6vqA44rthZ8ie2QXMNeKRTHCNY2nXvo=

go/bss-core/.gitignore

+/batch-submitter

go/bss-core/batch_submitter.go

+package bsscore
+
+import (
+	"context"
+)
+
+// BatchSubmitter is a service that configures the necessary resources for
+// running the TxBatchSubmitter and StateBatchSubmitter sub-services.
+type BatchSubmitter struct {
+	ctx      context.Context
+	services []*Service
+	cancel   func()
+}
+
+// NewBatchSubmitter initializes the BatchSubmitter, gathering any resources
+// that will be needed by the TxBatchSubmitter and StateBatchSubmitter
+// sub-services.
+func NewBatchSubmitter(
+	ctx context.Context,
+	cancel func(),
+	services []*Service,
+) (*BatchSubmitter, error) {
+
+	return &BatchSubmitter{
+		ctx:      ctx,
+		services: services,
+		cancel:   cancel,
+	}, nil
+}
+
+// Start starts all provided services.
+func (b *BatchSubmitter) Start() error {
+	for _, service := range b.services {
+		if err := service.Start(); err != nil {
+			return err
+		}
+	}
+	return nil
+}
+
+// Stop stops all provided services and blocks until shutdown.
+func (b *BatchSubmitter) Stop() {
+	b.cancel()
+	for _, service := range b.services {
+		_ = service.Stop()
+	}
+}

go/batch-submitter/crypto.go → go/bss-core/crypto.go

-package batchsubmitter
+package bsscore
 
 import (
 	"crypto/ecdsa"

go/batch-submitter/crypto_test.go → go/bss-core/crypto_test.go

-package batchsubmitter_test
+package bsscore_test
 
 import (
 	"bytes"
@@ -6,7 +6,7 @@ import (
 	"strings"
 	"testing"
 
-	batchsubmitter "github.com/ethereum-optimism/optimism/go/batch-submitter"
+	bsscore "github.com/ethereum-optimism/optimism/go/bss-core"
 	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/crypto"
 	"github.com/stretchr/testify/require"
@@ -76,7 +76,7 @@ func TestParseAddress(t *testing.T) {
 
 	for _, test := range tests {
 		t.Run(test.name, func(t *testing.T) {
-			addr, err := batchsubmitter.ParseAddress(test.addr)
+			addr, err := bsscore.ParseAddress(test.addr)
 			require.Equal(t, err, test.expErr)
 			if test.expErr != nil {
 				return
@@ -141,7 +141,7 @@ func TestDerivePrivateKey(t *testing.T) {
 
 	for _, test := range tests {
 		t.Run(test.name, func(t *testing.T) {
-			privKey, err := batchsubmitter.DerivePrivateKey(test.mnemonic, test.hdPath)
+			privKey, err := bsscore.DerivePrivateKey(test.mnemonic, test.hdPath)
 			require.Equal(t, err, test.expErr)
 			if test.expErr != nil {
 				return
@@ -193,7 +193,7 @@ func TestParsePrivateKeyStr(t *testing.T) {
 
 	for _, test := range tests {
 		t.Run(test.name, func(t *testing.T) {
-			privKey, err := batchsubmitter.ParsePrivateKeyStr(test.privKeyStr)
+			privKey, err := bsscore.ParsePrivateKeyStr(test.privKeyStr)
 			require.Equal(t, err, test.expErr)
 			if test.expErr != nil {
 				return
@@ -246,20 +246,20 @@ func TestGetConfiguredPrivateKey(t *testing.T) {
 			mnemonic:   validMnemonic,
 			hdPath:     validHDPath,
 			privKeyStr: validPrivKeyStr,
-			expErr:     batchsubmitter.ErrCannotGetPrivateKey,
+			expErr:     bsscore.ErrCannotGetPrivateKey,
 		},
 		{
 			name:       "neither menmonic+hdpath or privkey",
 			mnemonic:   "",
 			hdPath:     "",
 			privKeyStr: "",
-			expErr:     batchsubmitter.ErrCannotGetPrivateKey,
+			expErr:     bsscore.ErrCannotGetPrivateKey,
 		},
 	}
 
 	for _, test := range tests {
 		t.Run(test.name, func(t *testing.T) {
-			privKey, err := batchsubmitter.GetConfiguredPrivateKey(
+			privKey, err := bsscore.GetConfiguredPrivateKey(
 				test.mnemonic, test.hdPath, test.privKeyStr,
 			)
 			require.Equal(t, err, test.expErr)

go/batch-submitter/drivers/clear_pending_tx.go → go/bss-core/drivers/clear_pending_tx.go

@@ -7,7 +7,7 @@ import (
 	"math/big"
 	"strings"
 
-	"github.com/ethereum-optimism/optimism/go/batch-submitter/txmgr"
+	"github.com/ethereum-optimism/optimism/go/bss-core/txmgr"
 	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/core"
 	"github.com/ethereum/go-ethereum/core/types"

go/batch-submitter/drivers/clear_pending_tx_test.go → go/bss-core/drivers/clear_pending_tx_test.go

@@ -9,8 +9,8 @@ import (
 	"time"
 
 	"github.com/ethereum-optimism/optimism/go/batch-submitter/drivers"
-	"github.com/ethereum-optimism/optimism/go/batch-submitter/mock"
-	"github.com/ethereum-optimism/optimism/go/batch-submitter/txmgr"
+	"github.com/ethereum-optimism/optimism/go/bss-core/mock"
+	"github.com/ethereum-optimism/optimism/go/bss-core/txmgr"
 	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/core"
 	"github.com/ethereum/go-ethereum/core/types"

go/bss-core/go.mod

+module github.com/ethereum-optimism/optimism/go/bss-core
+
+go 1.16
+
+require (
+	github.com/decred/dcrd/hdkeychain/v3 v3.0.0
+	github.com/ethereum-optimism/optimism/l2geth v1.0.0
+	github.com/ethereum/go-ethereum v1.10.12
+	github.com/getsentry/sentry-go v0.11.0
+	github.com/prometheus/client_golang v1.11.0
+	github.com/stretchr/testify v1.7.0
+	github.com/tyler-smith/go-bip39 v1.0.1-0.20181017060643-dbb3b84ba2ef
+)
+
+replace github.com/ethereum-optimism/optimism/l2geth => ../../l2geth

go/batch-submitter/sentry_log.go → go/bss-core/sentry_log.go

-package batchsubmitter
+package bsscore
 
 import (
 	"errors"

go/batch-submitter/service.go → go/bss-core/service.go

-package batchsubmitter
+package bsscore
 
 import (
 	"bytes"
@@ -7,8 +7,8 @@ import (
 	"sync"
 	"time"
 
-	"github.com/ethereum-optimism/optimism/go/batch-submitter/metrics"
-	"github.com/ethereum-optimism/optimism/go/batch-submitter/txmgr"
+	"github.com/ethereum-optimism/optimism/go/bss-core/metrics"
+	"github.com/ethereum-optimism/optimism/go/bss-core/txmgr"
 	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/core/types"
 	"github.com/ethereum/go-ethereum/ethclient"

go/batch-submitter/txmgr/txmgr_test.go → go/bss-core/txmgr/txmgr_test.go

@@ -8,7 +8,7 @@ import (
 	"testing"
 	"time"
 
-	"github.com/ethereum-optimism/optimism/go/batch-submitter/txmgr"
+	"github.com/ethereum-optimism/optimism/go/bss-core/txmgr"
 	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/core/types"
 	"github.com/stretchr/testify/require"

ops/docker/Dockerfile.batch-submitter-service

@@ -3,9 +3,10 @@ FROM golang:1.17.3-alpine3.13 as builder
 RUN apk add --no-cache make gcc musl-dev linux-headers git jq bash
 
 COPY ./l2geth /l2geth
+COPY ./go/bss-core /go/bss-core
 COPY ./go/batch-submitter/go.mod ./go/batch-submitter/go.sum /go/batch-submitter/
 WORKDIR /go/batch-submitter
-RUN go mod graph | grep -v l2geth | awk '{if ($1 !~ "@") print $2}' | xargs -n 1 go get
+RUN go mod graph | grep -v l2geth | grep -v bss-core | awk '{if ($1 !~ "@") print $2}' | xargs -n 1 go get
 COPY ./go/batch-submitter/ ./
 RUN make