feat: add teleportr driver

go/teleportr/cmd/teleportr/main.go

@@ -7,6 +7,7 @@ import (
 	"github.com/ethereum/go-ethereum/log"
 	"github.com/urfave/cli"
 
+	"github.com/ethereum-optimism/optimism/go/teleportr"
 	"github.com/ethereum-optimism/optimism/go/teleportr/flags"
 )
 
@@ -33,9 +34,7 @@ func main() {
 	app.Usage = "Teleportr"
 	app.Description = "Teleportr bridge from L1 to L2"
 
-	app.Action = func(_ *cli.Context) error {
-		return nil
-	}
+	app.Action = teleportr.Main(GitVersion)
 	err := app.Run(os.Args)
 	if err != nil {
 		log.Crit("Application failed", "message", err)

go/teleportr/drivers/disburser/driver.go

+package disburser
+
+import (
+	"context"
+	"crypto/ecdsa"
+	"errors"
+	"math"
+	"math/big"
+	"strings"
+	"time"
+
+	"github.com/ethereum-optimism/optimism/go/bss-core/metrics"
+	"github.com/ethereum-optimism/optimism/go/bss-core/txmgr"
+	"github.com/ethereum-optimism/optimism/go/teleportr/bindings/deposit"
+	"github.com/ethereum-optimism/optimism/go/teleportr/bindings/disburse"
+	"github.com/ethereum-optimism/optimism/go/teleportr/db"
+	"github.com/ethereum/go-ethereum"
+	"github.com/ethereum/go-ethereum/accounts/abi"
+	"github.com/ethereum/go-ethereum/accounts/abi/bind"
+	"github.com/ethereum/go-ethereum/common"
+	"github.com/ethereum/go-ethereum/core/types"
+	"github.com/ethereum/go-ethereum/crypto"
+	"github.com/ethereum/go-ethereum/ethclient"
+	"github.com/ethereum/go-ethereum/log"
+)
+
+// DisbursementSuccessTopic is the topic hash for DisbursementSuccess events.
+var DisbursementSuccessTopic = common.HexToHash(
+	"0xeaa22fd2d7b875476355b32cf719794faf9d91b66e73bc6375a053cace9caaee",
+)
+
+// DisbursementFailedTopic is the topic hash for DisbursementFailed events.
+var DisbursementFailedTopic = common.HexToHash(
+	"0x9b478c095979d3d3a7d602ffd9ee1f0843204d853558ae0882c8fcc0a5bc78cf",
+)
+
+type Config struct {
+	Name                 string
+	L1Client             *ethclient.Client
+	L2Client             *ethclient.Client
+	Database             *db.Database
+	MaxTxSize            uint64
+	NumConfirmations     uint64
+	DeployBlockNumber    uint64
+	FilterQueryMaxBlocks uint64
+	DepositAddr          common.Address
+	DisburserAddr        common.Address
+	ChainID              *big.Int
+	PrivKey              *ecdsa.PrivateKey
+}
+
+type Driver struct {
+	cfg                  Config
+	depositContract      *deposit.TeleportrDeposit
+	disburserContract    *disburse.TeleportrDisburser
+	rawDisburserContract *bind.BoundContract
+	walletAddr           common.Address
+	metrics              *Metrics
+
+	currentDepositIDs []uint64
+}
+
+func NewDriver(cfg Config) (*Driver, error) {
+	if cfg.NumConfirmations == 0 {
+		panic("NumConfirmations cannot be zero")
+	}
+	if cfg.FilterQueryMaxBlocks == 0 {
+		panic("FilterQueryMaxBlocks cannot be zero")
+	}
+
+	depositContract, err := deposit.NewTeleportrDeposit(
+		cfg.DepositAddr, cfg.L1Client,
+	)
+	if err != nil {
+		return nil, err
+	}
+
+	disburserContract, err := disburse.NewTeleportrDisburser(
+		cfg.DisburserAddr, cfg.L2Client,
+	)
+	if err != nil {
+		return nil, err
+	}
+
+	parsed, err := abi.JSON(strings.NewReader(
+		disburse.TeleportrDisburserMetaData.ABI,
+	))
+	if err != nil {
+		return nil, err
+	}
+
+	rawDisburserContract := bind.NewBoundContract(
+		cfg.DisburserAddr, parsed, cfg.L2Client, cfg.L2Client, cfg.L2Client,
+	)
+
+	walletAddr := crypto.PubkeyToAddress(cfg.PrivKey.PublicKey)
+
+	return &Driver{
+		cfg:                  cfg,
+		depositContract:      depositContract,
+		disburserContract:    disburserContract,
+		rawDisburserContract: rawDisburserContract,
+		walletAddr:           walletAddr,
+		metrics:              NewMetrics(cfg.Name),
+	}, nil
+}
+
+// Name is an identifier used to prefix logs for a particular service.
+func (d *Driver) Name() string {
+	return d.cfg.Name
+}
+
+// WalletAddr is the wallet address used to pay for batch transaction fees.
+func (d *Driver) WalletAddr() common.Address {
+	return d.walletAddr
+}
+
+// Metrics returns the subservice telemetry object.
+func (d *Driver) Metrics() metrics.Metrics {
+	return d.metrics
+}
+
+// ClearPendingTx a publishes a transaction at the next available nonce in order
+// to clear any transactions in the mempool left over from a prior running
+// instance. When publishing to L2 there is no mempool so the transaction can't
+// get stuck, thus the behavior is unimplemented.
+func (d *Driver) ClearPendingTx(
+	ctx context.Context,
+	txMgr txmgr.TxManager,
+	l1Client *ethclient.Client,
+) error {
+
+	return nil
+}
+
+// GetBatchBlockRange returns the start and end L2 block heights that need to be
+// processed. Note that the end value is *exclusive*, therefore if the returned
+// values are identical nothing needs to be processed.
+func (d *Driver) GetBatchBlockRange(
+	ctx context.Context) (*big.Int, *big.Int, error) {
+
+	// Clear the current deposit IDs from any prior iteration.
+	d.currentDepositIDs = nil
+
+	// Before proceeding, process the outcomes of any transactions we've
+	// published in the past. This handles both the restart case, as well as
+	// post processing after a txn is published.
+	err := d.processPendingTxs(ctx)
+	if err != nil {
+		return nil, nil, err
+	}
+
+	// Next, load the last disbursement ID claimed by postgres and the contract.
+	lastDisbursementID, err := d.latestDisbursementID()
+	if err != nil {
+		return nil, nil, err
+	}
+	if lastDisbursementID != nil {
+		d.metrics.PostgresLastDisbursedID.Set(float64(*lastDisbursementID))
+	}
+
+	startID, err := d.disburserContract.TotalDisbursements(
+		&bind.CallOpts{},
+	)
+	if err != nil {
+		return nil, nil, err
+	}
+	startID64 := startID.Uint64()
+	d.metrics.ContractNextDisbursementID.Set(float64(startID64))
+
+	// Do a quick sanity check that that the database and contract are in sync.
+	d.logDatabaseContractMismatch(lastDisbursementID, startID64)
+
+	// Now, proceed to ingest any new deposits by inspect L1 events from the
+	// deposit contract, using the last processed block in postgres as a lower
+	// bound.
+	blockNumber, err := d.cfg.L1Client.BlockNumber(ctx)
+	if err != nil {
+		return nil, nil, err
+	}
+	lastProcessedBlock, err := d.lastProcessedBlock()
+	if err != nil {
+		return nil, nil, err
+	}
+
+	err = d.ingestDeposits(ctx, blockNumber, lastProcessedBlock)
+	if err != nil {
+		return nil, nil, err
+	}
+
+	// After successfully ingesting deposits, check to see if there are any
+	// now-confirmed deposits that we can attempt to disburse.
+	confirmedDeposits, err := d.loadConfirmedDepositsInRange(
+		blockNumber, startID64, math.MaxUint64,
+	)
+	if err != nil {
+		return nil, nil, err
+	}
+
+	if len(confirmedDeposits) == 0 {
+		return startID, startID, nil
+	}
+
+	// Compute the end fo the range as the last confirmed deposit plus one.
+	endID64 := confirmedDeposits[len(confirmedDeposits)-1].ID + 1
+	endID := new(big.Int).SetUint64(endID64)
+
+	return startID, endID, nil
+}
+
+// CraftBatchTx transforms the L2 blocks between start and end into a batch
+// transaction using the given nonce. A dummy gas price is used in the resulting
+// transaction to use for size estimation.
+//
+// NOTE: This method SHOULD NOT publish the resulting transaction.
+func (d *Driver) CraftBatchTx(
+	ctx context.Context,
+	start, end, nonce *big.Int,
+) (*types.Transaction, error) {
+
+	name := d.cfg.Name
+
+	blockNumber, err := d.cfg.L1Client.BlockNumber(ctx)
+	if err != nil {
+		return nil, err
+	}
+
+	confirmedDeposits, err := d.loadConfirmedDepositsInRange(
+		blockNumber, start.Uint64(), end.Uint64(),
+	)
+	if err != nil {
+		return nil, err
+	}
+
+	var disbursements []disburse.TeleportrDisburserDisbursement
+	var depositIDs []uint64
+	for _, deposit := range confirmedDeposits {
+		disbursement := disburse.TeleportrDisburserDisbursement{
+			Amount: deposit.Amount,
+			Addr:   deposit.Address,
+		}
+		disbursements = append(disbursements, disbursement)
+		depositIDs = append(depositIDs, deposit.ID)
+	}
+
+	log.Info(name+" crafting batch tx", "start", start, "end", end,
+		"nonce", nonce)
+
+	d.metrics.NumElementsPerBatch().Observe(float64(len(disbursements)))
+
+	log.Info(name+" batch constructed", "num_disbursements", len(disbursements))
+
+	gasPrice, err := d.cfg.L1Client.SuggestGasPrice(ctx)
+	if err != nil {
+		return nil, err
+	}
+
+	opts, err := bind.NewKeyedTransactorWithChainID(
+		d.cfg.PrivKey, d.cfg.ChainID,
+	)
+	if err != nil {
+		return nil, err
+	}
+	opts.Context = ctx
+	opts.Nonce = nonce
+	opts.GasPrice = gasPrice
+	opts.NoSend = true
+
+	tx, err := d.disburserContract.Disburse(opts, start, disbursements)
+	if err != nil {
+		return nil, err
+	}
+
+	d.currentDepositIDs = depositIDs
+
+	return tx, nil
+}
+
+// UpdateGasPrice signs an otherwise identical txn to the one provided but with
+// updated gas prices sampled from the existing network conditions.
+//
+// NOTE: Thie method SHOULD NOT publish the resulting transaction.
+func (d *Driver) UpdateGasPrice(
+	ctx context.Context,
+	tx *types.Transaction,
+) (*types.Transaction, error) {
+
+	gasPrice, err := d.cfg.L1Client.SuggestGasPrice(ctx)
+	if err != nil {
+		return nil, err
+	}
+
+	opts, err := bind.NewKeyedTransactorWithChainID(
+		d.cfg.PrivKey, d.cfg.ChainID,
+	)
+	if err != nil {
+		return nil, err
+	}
+	opts.Context = ctx
+	opts.Nonce = new(big.Int).SetUint64(tx.Nonce())
+	opts.GasPrice = gasPrice
+	opts.NoSend = true
+
+	return d.rawDisburserContract.RawTransact(opts, tx.Data())
+}
+
+// SendTransaction injects a signed transaction into the pending pool for
+// execution.
+func (d *Driver) SendTransaction(
+	ctx context.Context,
+	tx *types.Transaction,
+) error {
+
+	txHash := tx.Hash()
+	startID := d.currentDepositIDs[0]
+	endID := d.currentDepositIDs[len(d.currentDepositIDs)] + 1
+
+	// Record the pending transaction hash so that we can recover if we crash
+	// after publishing.
+	err := d.upsertPendingTx(db.PendingTx{
+		TxHash:  txHash,
+		StartID: startID,
+		EndID:   endID,
+	})
+	if err != nil {
+		return err
+	}
+
+	return d.cfg.L2Client.SendTransaction(ctx, tx)
+}
+
+// processPendingTxs is a helper method which updates Postgres with the effects
+// of a published disbursement tx. This handles both startup recovery as well as
+// normal operation after a transaction is published.
+func (d *Driver) processPendingTxs(ctx context.Context) error {
+	pendingTxs, err := d.listPendingTxs()
+	if err != nil {
+		return err
+	}
+
+	// Nothing to do. This can happen on first startup, or if GetBatchBlockRange
+	// was called before shutdown without sending a transaction.
+	if len(pendingTxs) == 0 {
+		return nil
+	}
+
+	// Fetch the receipt for the pending transaction that confirmed. In practice
+	// there should only be one, but if there isn't we will return an error here
+	// to process any others on subsequent calls.
+	var receipt *types.Receipt
+	var pendingTx db.PendingTx
+	for _, pendingTx = range pendingTxs {
+		r, err := d.cfg.L2Client.TransactionReceipt(ctx, pendingTx.TxHash)
+		if err == ethereum.NotFound {
+			continue
+		} else if err != nil {
+			return err
+		}
+
+		// Also skip any reverted transactions.
+		if r.Status != 1 {
+			continue
+		}
+
+		receipt = r
+		break
+	}
+
+	// Backend is reporting not knowing any of the transactions, try again
+	// later.
+	if receipt == nil {
+		return errors.New("unable to find receipt for any pending tx")
+	}
+
+	// Useing the block number, load the header so that we can get accurate
+	// timestamps for the disbursements.
+	header, err := d.cfg.L2Client.HeaderByNumber(ctx, receipt.BlockNumber)
+	if err != nil {
+		return err
+	}
+	blockTimestamp := time.Unix(int64(header.Time), 0)
+
+	var successfulDisbursements int
+	var failedDisbursements int
+	var failedUpserts uint64
+	for _, event := range receipt.Logs {
+		// Extract the deposit ID from the second topic if this is a
+		// success/fail event.
+		var depositID uint64
+		var success bool
+		switch event.Topics[0] {
+		case DisbursementSuccessTopic:
+			depositID = new(big.Int).SetBytes(event.Topics[1][:]).Uint64()
+			success = true
+			successfulDisbursements++
+		case DisbursementFailedTopic:
+			depositID = new(big.Int).SetBytes(event.Topics[1][:]).Uint64()
+			success = false
+			failedDisbursements++
+		default:
+			continue
+		}
+
+		err = d.cfg.Database.UpsertDisbursement(
+			depositID,
+			receipt.TxHash,
+			receipt.BlockNumber.Uint64(),
+			blockTimestamp,
+			success,
+		)
+		if err != nil {
+			failedUpserts++
+			log.Warn("Unable to mark disbursement success",
+				"depositId", depositID,
+				"txHash", receipt.TxHash,
+				"blockNumber", receipt.BlockNumber,
+				"blockTimestamp", blockTimestamp,
+				"err", err)
+			continue
+		}
+
+		log.Info("Disbursement marked success",
+			"depositId", depositID,
+			"txHash", receipt.TxHash,
+			"blockNumber", receipt.BlockNumber,
+			"blockTimestamp", blockTimestamp)
+	}
+
+	d.metrics.SuccessfulDisbursements.Set(float64(successfulDisbursements))
+	d.metrics.FailedDisbursements.Set(float64(failedDisbursements))
+	d.metrics.FailedDatabaseMethods.With(DBMethodUpsertDisbursement).
+		Set(float64(failedUpserts))
+
+	// We have completed our post-processing once all of the disbursements are
+	// written without failures.
+	if failedUpserts > 0 {
+		return errors.New("failed to upsert all disbursements successfully")
+	}
+
+	// If we upserted all disbursements successfully, remove any pending txs
+	// with the same start/end id.
+	err = d.deletePendingTx(pendingTx.StartID, pendingTx.EndID)
+	if err != nil {
+		return err
+	}
+
+	// Sanity check that this leaves our pending tx table empty.
+	pendingTxs, err = d.listPendingTxs()
+	if err != nil {
+		return err
+	}
+
+	// If not, return an error so that subsequent calls to GetBatchBlockRange
+	// will attempt to process other pending txs before continuing.
+	if len(pendingTxs) != 0 {
+		return errors.New("pending txs remain in database")
+	}
+
+	return nil
+}
+
+// ingestDeposits is a preprocessing step done each time we attempt to compute a
+// new block range. This method scans for any missing or recent logs from the
+// contract, and upserts any new deposits into the database.
+func (d *Driver) ingestDeposits(
+	ctx context.Context,
+	blockNumber uint64,
+	lastProcessedBlockNumber *uint64,
+) error {
+
+	filterStartBlockNumber := FindFilterStartBlockNumber(
+		FilterStartBlockNumberParams{
+			BlockNumber:              blockNumber,
+			NumConfirmations:         d.cfg.NumConfirmations,
+			DeployBlockNumber:        d.cfg.DeployBlockNumber,
+			LastProcessedBlockNumber: lastProcessedBlockNumber,
+		},
+	)
+
+	// Fetch deposit events in block ranges capped by the FilterQueryMaxBlocks
+	// parameter.
+	maxBlocks := d.cfg.FilterQueryMaxBlocks
+	for start := filterStartBlockNumber; start < blockNumber+1; start += maxBlocks {
+		var end = start + maxBlocks
+		if end > blockNumber {
+			end = blockNumber
+		}
+
+		opts := &bind.FilterOpts{
+			Start:   start,
+			End:     &end,
+			Context: ctx,
+		}
+		events, err := d.depositContract.FilterEtherReceived(opts, nil, nil, nil)
+		if err != nil {
+			return err
+		}
+		defer events.Close()
+
+		var deposits []db.Deposit
+		for events.Next() {
+			event := events.Event
+
+			header, err := d.cfg.L1Client.HeaderByNumber(
+				ctx, big.NewInt(int64(event.Raw.BlockNumber)),
+			)
+			if err != nil {
+				return err
+			}
+
+			deposits = append(deposits, db.Deposit{
+				ID:             event.DepositId.Uint64(),
+				TxnHash:        event.Raw.TxHash,
+				BlockNumber:    event.Raw.BlockNumber,
+				BlockTimestamp: time.Unix(int64(header.Time), 0),
+				Address:        event.Emitter,
+				Amount:         event.Amount,
+			})
+		}
+		err = events.Error()
+		if err != nil {
+			return err
+		}
+
+		err = d.upsertDeposits(deposits, end)
+		if err != nil {
+			return err
+		}
+	}
+
+	return nil
+}
+
+// loadConfirmedDeposits retrieves the list of confirmed deposits with IDs
+// in the range [startID, endID).
+func (d *Driver) loadConfirmedDepositsInRange(
+	blockNumber uint64,
+	startID uint64,
+	endID uint64,
+) ([]db.Deposit, error) {
+
+	confirmedDeposits, err := d.confirmedDeposits(blockNumber)
+	if err != nil {
+		return nil, err
+	}
+
+	// On the off chance that we failed to record a disbursement, filter out any
+	// which are lower than what the disbursement contract says is the next
+	// disbursement. Note that it is possible for the last disbursement id to
+	// match the contract, but still have lingering, incomplete disbursements
+	// before that.
+	var filteredDeposits = make([]db.Deposit, 0, len(confirmedDeposits))
+	var missingDisbursements int
+	for _, deposit := range confirmedDeposits {
+		switch {
+
+		// If the deposit ID is less than our start ID, this indicates that we
+		// are missing a disbursement for this deposit even though the contract
+		// beleves it was disbursed.
+		case deposit.ID < startID:
+			log.Warn("Filtering deposit with missing disbursement",
+				"deposit_id", deposit.ID)
+			missingDisbursements++
+			continue
+
+		// This is mostly a defensive measure, to ensure that we return the
+		// exact range that was sanity checked in GetBatchBlockRange, which can
+		// change as a result of the block number increasing.
+		case deposit.ID >= endID:
+			continue
+		}
+
+		filteredDeposits = append(filteredDeposits, deposit)
+	}
+	d.metrics.MissingDisbursements.Set(float64(missingDisbursements))
+
+	if len(filteredDeposits) == 0 {
+		return nil, nil
+	}
+
+	// Ensure the next confirmed deposit matches what the contract expects.
+	if startID != filteredDeposits[0].ID {
+		panic("confirmed deposits start is not contiguous")
+	}
+
+	// Ensure that the slice has contiguous deposit ids. This is done by
+	// checking that the final deposit id is equal to:
+	//   start + len(confirmedDeposits).
+	// The id is the primary key so there cannot be duplicates, and they are
+	// returned in sorted order.
+	lastDepositID := filteredDeposits[len(filteredDeposits)-1].ID
+	if startID+uint64(len(filteredDeposits)) != lastDepositID+1 {
+		panic("confirmed deposits are not continguous")
+	}
+
+	return filteredDeposits, nil
+}
+
+// logDatabaseContractMismatch records any instances of our database
+// desynchronizing from the disrburser contract. This method panics in
+// irrecoverable cases of desynchronization.
+func (d *Driver) logDatabaseContractMismatch(
+	lastDisbursementID *uint64,
+	contractNextID uint64,
+) {
+
+	switch {
+
+	// Database indicates we have done a disbursement.
+	case lastDisbursementID != nil:
+		switch {
+		// The last recorded disbursement is behind what the contract believes.
+		case *lastDisbursementID+1 < contractNextID:
+			log.Warn("Recorded disbursements behind contract",
+				"last_disbursement_id", *lastDisbursementID,
+				"contract_next_id", contractNextID)
+			d.metrics.DepositIDMismatch.Set(1.0)
+
+		// The last recorded disbursement is ahead of what the contract believes.
+		// This should NEVER happen unless the sequencer blows up and loses
+		// state. Exit so that the the problem can be surfaced loudly.
+		case *lastDisbursementID+1 > contractNextID:
+			log.Error("Recorded disbursements ahead of contract",
+				"last_disbursement_id", *lastDisbursementID,
+				"contract_next_id", contractNextID)
+			panic("Recorded disbursements ahead contract")
+
+		// Databse and contract are in sync.
+		default:
+			d.metrics.DepositIDMismatch.Set(0.0)
+		}
+
+	// Database indicates we have not done a disbursement, but contract does.
+	case contractNextID != 0:
+		// The contract shows that is has disbursed, but we don't have a
+		// recording of it.
+		log.Warn("Recorded disbursements behind contract",
+			"last_disbursement_id", nil,
+			"contract_next_id", contractNextID)
+		d.metrics.DepositIDMismatch.Set(1.0)
+
+	// Database and contract indicate we have not done a disbursement.
+	default:
+		d.metrics.DepositIDMismatch.Set(0.0)
+	}
+}
+
+func (d *Driver) upsertDeposits(deposits []db.Deposit, end uint64) error {
+	err := d.cfg.Database.UpsertDeposits(deposits, end)
+	if err != nil {
+		d.metrics.FailedDatabaseMethods.With(DBMethodUpsertDeposits).Set(1.0)
+		return err
+	}
+	d.metrics.FailedDatabaseMethods.With(DBMethodUpsertDeposits).Set(0.0)
+	return nil
+}
+
+func (d *Driver) confirmedDeposits(blockNumber uint64) ([]db.Deposit, error) {
+	confirmedDeposits, err := d.cfg.Database.ConfirmedDeposits(
+		blockNumber, d.cfg.NumConfirmations,
+	)
+	if err != nil {
+		d.metrics.FailedDatabaseMethods.With(DBMethodConfirmedDeposits).Set(1.0)
+		return nil, err
+	}
+	d.metrics.FailedDatabaseMethods.With(DBMethodConfirmedDeposits).Set(0.0)
+	return confirmedDeposits, nil
+}
+
+func (d *Driver) lastProcessedBlock() (*uint64, error) {
+	lastProcessedBlock, err := d.cfg.Database.LastProcessedBlock()
+	if err != nil {
+		d.metrics.FailedDatabaseMethods.With(DBMethodLastProcessedBlock).Set(1.0)
+		return nil, err
+	}
+	d.metrics.FailedDatabaseMethods.With(DBMethodLastProcessedBlock).Set(0.0)
+	return lastProcessedBlock, nil
+}
+
+func (d *Driver) upsertPendingTx(pendingTx db.PendingTx) error {
+	err := d.cfg.Database.UpsertPendingTx(pendingTx)
+	if err != nil {
+		d.metrics.FailedDatabaseMethods.With(DBMethodUpsertPendingTx).Set(1.0)
+		return err
+	}
+	d.metrics.FailedDatabaseMethods.With(DBMethodUpsertPendingTx).Set(0.0)
+	return nil
+}
+
+func (d *Driver) listPendingTxs() ([]db.PendingTx, error) {
+	pendingTxs, err := d.cfg.Database.ListPendingTxs()
+	if err != nil {
+		d.metrics.FailedDatabaseMethods.With(DBMethodListPendingTxs).Set(1.0)
+		return nil, err
+	}
+	d.metrics.FailedDatabaseMethods.With(DBMethodListPendingTxs).Set(0.0)
+	return pendingTxs, nil
+}
+
+func (d *Driver) latestDisbursementID() (*uint64, error) {
+	lastDisbursementID, err := d.cfg.Database.LatestDisbursementID()
+	if err != nil {
+		d.metrics.FailedDatabaseMethods.With(DBMethodLatestDisbursementID).Set(1.0)
+		return nil, err
+	}
+	d.metrics.FailedDatabaseMethods.With(DBMethodLatestDisbursementID).Set(0.0)
+	return lastDisbursementID, nil
+}
+
+func (d *Driver) deletePendingTx(startID, endID uint64) error {
+	err := d.cfg.Database.DeletePendingTx(startID, endID)
+	if err != nil {
+		d.metrics.FailedDatabaseMethods.With(DBMethodDeletePendingTx).Set(1.0)
+		return err
+	}
+	d.metrics.FailedDatabaseMethods.With(DBMethodDeletePendingTx).Set(0.0)
+	return nil
+}

go/teleportr/drivers/disburser/metrics.go

+package disburser
+
+import (
+	"github.com/ethereum-optimism/optimism/go/bss-core/metrics"
+	"github.com/prometheus/client_golang/prometheus"
+	"github.com/prometheus/client_golang/prometheus/promauto"
+)
+
+const methodLabel = "method"
+
+var (
+	// DBMethodUpsertDeposits is a label for UpsertDeposits db method.
+	DBMethodUpsertDeposits = prometheus.Labels{methodLabel: "upsert_deposits"}
+
+	// DBMethodConfirmedDeposits is a label for ConfirmedDeposits db method.
+	DBMethodConfirmedDeposits = prometheus.Labels{methodLabel: "confirmed_deposits"}
+
+	// DBMethodLastProcessedBlock is a label for LastProcessedBlock db method.
+	DBMethodLastProcessedBlock = prometheus.Labels{methodLabel: "last_processed_block"}
+
+	// DBMethodUpsertPendingTx is a label for UpsertPendingTx db method.
+	DBMethodUpsertPendingTx = prometheus.Labels{methodLabel: "upsert_pending_tx"}
+
+	// DBMethodListPendingTxs is a label for ListPendingTxs db method.
+	DBMethodListPendingTxs = prometheus.Labels{methodLabel: "list_pending_txs"}
+
+	// DBMethodUpsertDisbursement is a label for UpsertDisbursement db method.
+	DBMethodUpsertDisbursement = prometheus.Labels{methodLabel: "upsert_disbursement"}
+
+	// DBMethodLatestDisbursementID is a label for LatestDisbursementID db method.
+	DBMethodLatestDisbursementID = prometheus.Labels{methodLabel: "latest_disbursement_id"}
+
+	// DBMethodDeletePendingTx is a label for DeletePendingTx db method.
+	DBMethodDeletePendingTx = prometheus.Labels{methodLabel: "delete_pending_tx"}
+)
+
+// Metrics extends the BSS core metrics with additional metrics tracked by the
+// sequencer driver.
+type Metrics struct {
+	*metrics.Base
+
+	// FailedDatabaseMethods tracks the number of database failures for each
+	// known database method.
+	FailedDatabaseMethods *prometheus.GaugeVec
+
+	// DepositIDMismatch tracks whether or not our database is in sync with the
+	// disrburser contract. 1 means in sync, 0 means out of sync.
+	DepositIDMismatch prometheus.Gauge
+
+	// MissingDisbursements tracks the number of deposits that are missing
+	// disbursement below our supposed next deposit id.
+	MissingDisbursements prometheus.Gauge
+
+	// SuccessfulDisbursements tracks the number of disbursements that emit a
+	// success event from a given tx.
+	SuccessfulDisbursements prometheus.Gauge
+
+	// FailedDisbursements tracks the number of disbursements that emit a failed
+	// event from a given tx.
+	FailedDisbursements prometheus.Gauge
+
+	// PostgresLastDisbursedID tracks the latest disbursement id in postgres.
+	PostgresLastDisbursedID prometheus.Gauge
+
+	// ContractNextDisbursementID tracks the next disbursement id expected by
+	// the disburser contract.
+	ContractNextDisbursementID prometheus.Gauge
+}
+
+// NewMetrics initializes a new, extended metrics object.
+func NewMetrics(subsystem string) *Metrics {
+	base := metrics.NewBase(subsystem, "")
+	return &Metrics{
+		Base: base,
+		FailedDatabaseMethods: promauto.NewGaugeVec(prometheus.GaugeOpts{
+			Name:      "failed_database_operations",
+			Help:      "Tracks the number of database failures",
+			Subsystem: base.SubsystemName(),
+		}, []string{methodLabel}),
+		DepositIDMismatch: promauto.NewGauge(prometheus.GaugeOpts{
+			Name: "deposit_id_mismatch",
+			Help: "Set to 1 when the postgres and the disrburser contract " +
+				"disagree on the next deposit id, and 0 otherwise",
+			Subsystem: base.SubsystemName(),
+		}),
+		MissingDisbursements: promauto.NewGauge(prometheus.GaugeOpts{
+			Name: "missing_disbursements",
+			Help: "Number of deposits that are missing disbursements in " +
+				"postgres below our supposed next deposit id",
+			Subsystem: base.SubsystemName(),
+		}),
+		SuccessfulDisbursements: promauto.NewGauge(prometheus.GaugeOpts{
+			Name: "successful_disbursements",
+			Help: "Number of disbursements that emit a success event " +
+				"from a given tx",
+			Subsystem: base.SubsystemName(),
+		}),
+		FailedDisbursements: promauto.NewGauge(prometheus.GaugeOpts{
+			Name: "failed_disbursements",
+			Help: "Number of disbursements that emit a failed event " +
+				"from a given tx",
+			Subsystem: base.SubsystemName(),
+		}),
+		PostgresLastDisbursedID: promauto.NewGauge(prometheus.GaugeOpts{
+			Name:      "postgres_last_disbursed_id",
+			Help:      "Latest recorded disbursement id in postgres",
+			Subsystem: base.SubsystemName(),
+		}),
+		ContractNextDisbursementID: promauto.NewGauge(prometheus.GaugeOpts{
+			Name:      "contract_next_disbursement_id",
+			Help:      "Next disbursement id expected by the disburser contract",
+			Subsystem: base.SubsystemName(),
+		}),
+	}
+}

go/teleportr/go.mod

@@ -3,16 +3,60 @@ module github.com/ethereum-optimism/optimism/go/teleportr
 go 1.17
 
 require (
+	github.com/ethereum-optimism/optimism/go/bss-core v0.0.0-20220218171106-67a0414d7606
 	github.com/ethereum/go-ethereum v1.10.15
 	github.com/google/uuid v1.3.0
 	github.com/lib/pq v1.10.4
 	github.com/stretchr/testify v1.7.0
+	github.com/urfave/cli v1.22.5
 )
 
 require (
+	github.com/StackExchange/wmi v0.0.0-20180116203802-5d049714c4a6 // indirect
+	github.com/VictoriaMetrics/fastcache v1.6.0 // indirect
+	github.com/beorn7/perks v1.0.1 // indirect
+	github.com/btcsuite/btcd v0.22.0-beta // indirect
+	github.com/cespare/xxhash/v2 v2.1.1 // indirect
+	github.com/cpuguy83/go-md2man/v2 v2.0.0-20190314233015-f79a8a8ca69d // indirect
 	github.com/davecgh/go-spew v1.1.1 // indirect
+	github.com/deckarep/golang-set v0.0.0-20180603214616-504e848d77ea // indirect
+	github.com/decred/base58 v1.0.3 // indirect
+	github.com/decred/dcrd/crypto/blake256 v1.0.0 // indirect
+	github.com/decred/dcrd/crypto/ripemd160 v1.0.1 // indirect
+	github.com/decred/dcrd/dcrec/secp256k1/v3 v3.0.0 // indirect
+	github.com/decred/dcrd/hdkeychain/v3 v3.0.0 // indirect
+	github.com/getsentry/sentry-go v0.11.0 // indirect
+	github.com/go-ole/go-ole v1.2.1 // indirect
+	github.com/go-stack/stack v1.8.0 // indirect
+	github.com/golang/protobuf v1.4.3 // indirect
+	github.com/golang/snappy v0.0.4 // indirect
+	github.com/gorilla/websocket v1.4.2 // indirect
+	github.com/hashicorp/golang-lru v0.5.5-0.20210104140557-80c98217689d // indirect
+	github.com/holiman/bloomfilter/v2 v2.0.3 // indirect
+	github.com/holiman/uint256 v1.2.0 // indirect
+	github.com/mattn/go-runewidth v0.0.9 // indirect
+	github.com/matttproud/golang_protobuf_extensions v1.0.1 // indirect
+	github.com/olekukonko/tablewriter v0.0.5 // indirect
+	github.com/pkg/errors v0.9.1 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
+	github.com/prometheus/client_golang v1.11.0 // indirect
+	github.com/prometheus/client_model v0.2.0 // indirect
+	github.com/prometheus/common v0.26.0 // indirect
+	github.com/prometheus/procfs v0.6.0 // indirect
+	github.com/prometheus/tsdb v0.7.1 // indirect
+	github.com/rjeczalik/notify v0.9.1 // indirect
+	github.com/russross/blackfriday/v2 v2.0.1 // indirect
+	github.com/shirou/gopsutil v3.21.4-0.20210419000835-c7a38de76ee5+incompatible // indirect
+	github.com/shurcooL/sanitized_anchor_name v1.0.0 // indirect
+	github.com/syndtr/goleveldb v1.0.1-0.20210819022825-2ae1ddf74ef7 // indirect
+	github.com/tklauser/go-sysconf v0.3.5 // indirect
+	github.com/tklauser/numcpus v0.2.2 // indirect
+	github.com/tyler-smith/go-bip39 v1.0.1-0.20181017060643-dbb3b84ba2ef // indirect
 	golang.org/x/crypto v0.0.0-20210322153248-0c34fe9e7dc2 // indirect
 	golang.org/x/sys v0.0.0-20210816183151-1e6c022a8912 // indirect
+	google.golang.org/protobuf v1.26.0-rc.1 // indirect
+	gopkg.in/natefinch/npipe.v2 v2.0.0-20160621034901-c1b8fa8bdcce // indirect
 	gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c // indirect
 )
+
+replace github.com/ethereum-optimism/optimism/go/bss-core => ../bss-core

go/teleportr/go.sum

@@ -18,6 +18,7 @@ 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/AndreasBriese/bbloom v0.0.0-20190306092124-e2d15f34fcf9/go.mod h1:bOvUY6CB00SOBii9/FifXqc0awNKxLFCL/+pkDPuyl8=
 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=
@@ -33,17 +34,31 @@ github.com/Azure/go-autorest/logger v0.1.0/go.mod h1:oExouG+K6PryycPJfVSxi/koC6L
 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=
 github.com/BurntSushi/xgb v0.0.0-20160522181843-27f122750802/go.mod h1:IVnqGOEym/WlBOVXweHU+Q+/VP0lqqI8lqeDx9IjBqo=
+github.com/CloudyKit/fastprinter v0.0.0-20200109182630-33d98a066a53/go.mod h1:+3IMCy2vIlbG1XG/0ggNQv0SvxCAIpPM5b1nCz56Xno=
+github.com/CloudyKit/jet/v3 v3.0.0/go.mod h1:HKQPgSJmdK8hdoAbKUUWajkHyHo4RaU5rMdUywE7VMo=
 github.com/DATA-DOG/go-sqlmock v1.3.3/go.mod h1:f/Ixk793poVmq4qj/V1dPUg2JEAKC73Q5eFN3EC/SaM=
+github.com/Joker/hpp v1.0.0/go.mod h1:8x5n+M1Hp5hC0g8okX3sR3vFQwynaX/UgSOM9MeBKzY=
 github.com/OneOfOne/xxhash v1.2.2/go.mod h1:HSdplMjZKSmBqAxg5vPj2TmRDmfkzw+cTzAElWljhcU=
+github.com/Shopify/goreferrer v0.0.0-20181106222321-ec9c9a553398/go.mod h1:a1uqRtAwp2Xwc6WNPJEufxJ7fx3npB4UV/JOLmbu5I0=
+github.com/StackExchange/wmi v0.0.0-20180116203802-5d049714c4a6 h1:fLjPD/aNc3UIOA6tDi6QXUemppXK3P9BI7mr2hd6gx8=
 github.com/StackExchange/wmi v0.0.0-20180116203802-5d049714c4a6/go.mod h1:3eOhrUMpNV+6aFIbp5/iudMxNCF27Vw2OZgy4xEx0Fg=
+github.com/VictoriaMetrics/fastcache v1.6.0 h1:C/3Oi3EiBCqufydp1neRZkqcwmEiuRT9c3fqvvgKm5o=
 github.com/VictoriaMetrics/fastcache v1.6.0/go.mod h1:0qHz5QP0GMX4pfmMA/zt5RgfNuXJrTP0zS7DqpHGGTw=
 github.com/aead/siphash v1.0.1/go.mod h1:Nywa3cDsYNNK3gaciGTWPwHt0wlpNV15vwmswBAUSII=
+github.com/agl/ed25519 v0.0.0-20170116200512-5312a6153412 h1:w1UutsfOrms1J05zt7ISrnJIXKzwaspym5BTKGx93EI=
+github.com/agl/ed25519 v0.0.0-20170116200512-5312a6153412/go.mod h1:WPjqKcmVOxf0XSf3YxCJs6N6AOSrOx3obionmG7T0y0=
+github.com/ajg/form v1.5.1/go.mod h1:uL1WgH+h2mgNtvBq0339dVnzXdBETtL2LeUXaIv25UY=
 github.com/ajstarks/svgo v0.0.0-20180226025133-644b8db467af/go.mod h1:K08gAheRH3/J6wwsYMMT4xOr94bZjxIelGM0+d/wbFw=
 github.com/alecthomas/template v0.0.0-20160405071501-a0175ee3bccc/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc=
+github.com/alecthomas/template v0.0.0-20190718012654-fb15b899a751/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc=
 github.com/alecthomas/units v0.0.0-20151022065526-2efee857e7cf/go.mod h1:ybxpYRFXyAe+OPACYpWeL0wqObRcbAqCMya13uyzqw0=
+github.com/alecthomas/units v0.0.0-20190717042225-c3de453c63f4/go.mod h1:ybxpYRFXyAe+OPACYpWeL0wqObRcbAqCMya13uyzqw0=
+github.com/alecthomas/units v0.0.0-20190924025748-f65c72e2690d/go.mod h1:rBZYJk541a8SKzHPHnH3zbiI+7dagKZ0cgpgrD7Fyho=
+github.com/allegro/bigcache v1.2.1-0.20190218064605-e24eb225f156 h1:eMwmnE/GDgah4HI848JfFxHt+iPb26b4zyfspmqY0/8=
 github.com/allegro/bigcache v1.2.1-0.20190218064605-e24eb225f156/go.mod h1:Cb/ax3seSYIx7SuZdm2G2xzfwmv3TPSk2ucNfQESPXM=
 github.com/andreyvit/diff v0.0.0-20170406064948-c7f18ee00883/go.mod h1:rCTlJbsFo29Kk6CurOXKm700vrz8f0KW0JNfpkRJY/8=
 github.com/apache/arrow/go/arrow v0.0.0-20191024131854-af6fa24be0db/go.mod h1:VTxUBvSJ3s3eHAg65PNgrsn5BtqCRPdmyXh6rAfdxN0=
+github.com/armon/consul-api v0.0.0-20180202201655-eb2c6b5be1b6/go.mod h1:grANhF5doyWs3UAsr3K4I6qtAmlQcZDesFNEHPZAzj8=
 github.com/aws/aws-sdk-go-v2 v1.2.0/go.mod h1:zEQs02YRBw1DjK0PoJv3ygDYOFTre1ejlJWl8FwAuQo=
 github.com/aws/aws-sdk-go-v2/config v1.1.1/go.mod h1:0XsVy9lBI/BCXm+2Tuvt39YmdHwS5unDQmxZOYe8F5Y=
 github.com/aws/aws-sdk-go-v2/credentials v1.1.1/go.mod h1:mM2iIjwl7LULWtS6JCACyInboHirisUUdkBPoTHMOUo=
@@ -53,30 +68,48 @@ github.com/aws/aws-sdk-go-v2/service/route53 v1.1.1/go.mod h1:rLiOUrPLW/Er5kRcQ7
 github.com/aws/aws-sdk-go-v2/service/sso v1.1.1/go.mod h1:SuZJxklHxLAXgLTc1iFXbEWkXs7QRTQpCLGaKIprQW0=
 github.com/aws/aws-sdk-go-v2/service/sts v1.1.1/go.mod h1:Wi0EBZwiz/K44YliU0EKxqTCJGUfYTWXrrBwkq736bM=
 github.com/aws/smithy-go v1.1.0/go.mod h1:EzMw8dbp/YJL4A5/sbhGddag+NPT7q084agLbB9LgIw=
+github.com/aymerick/raymond v2.0.3-0.20180322193309-b565731e1464+incompatible/go.mod h1:osfaiScAUVup+UC9Nfq76eWqDhXlp+4UYaA8uhTBO6g=
 github.com/beorn7/perks v0.0.0-20180321164747-3a771d992973/go.mod h1:Dwedo/Wpr24TaqPxmxbtue+5NUziq4I4S80YR8gNf3Q=
 github.com/beorn7/perks v1.0.0/go.mod h1:KWe93zE9D1o94FZ5RNwFwVgaQK1VOXiVxmqh+CedLV8=
+github.com/beorn7/perks v1.0.1 h1:VlbKKnNfV8bJzeqoa4cOKqO6bYr3WgKZxO8Z16+hsOM=
+github.com/beorn7/perks v1.0.1/go.mod h1:G2ZrVWU2WbWT9wwq4/hrbKbnv/1ERSJQ0ibhJ6rlkpw=
 github.com/bmizerany/pat v0.0.0-20170815010413-6226ea591a40/go.mod h1:8rLXio+WjiTceGBHIoTvn60HIbs7Hm7bcHjyrSqYB9c=
 github.com/boltdb/bolt v1.3.1/go.mod h1:clJnj/oiGkjum5o1McbSZDSLxVThjynRyGBgiAx27Ps=
 github.com/btcsuite/btcd v0.20.1-beta/go.mod h1:wVuoA8VJLEcwgqHBwHmzLRazpKxTv13Px/pDuV7OomQ=
+github.com/btcsuite/btcd v0.22.0-beta h1:LTDpDKUM5EeOFBPM8IXpinEcmZ6FWfNZbE3lfrfdnWo=
+github.com/btcsuite/btcd v0.22.0-beta/go.mod h1:9n5ntfhhHQBIhUvlhDvD3Qg6fRUj4jkN0VB8L8svzOA=
 github.com/btcsuite/btclog v0.0.0-20170628155309-84c8d2346e9f/go.mod h1:TdznJufoqS23FtqVCzL0ZqgP5MqXbb4fg/WgDys70nA=
 github.com/btcsuite/btcutil v0.0.0-20190425235716-9e5f4b9a998d/go.mod h1:+5NJ2+qvTyV9exUAL/rxXi3DcLg2Ts+ymUAY5y4NvMg=
+github.com/btcsuite/btcutil v1.0.3-0.20201208143702-a53e38424cce/go.mod h1:0DVlHczLPewLcPGEIeUEzfOJhqGPQ0mJJRDBtD307+o=
 github.com/btcsuite/go-socks v0.0.0-20170105172521-4720035b7bfd/go.mod h1:HHNXQzUsZCxOoE+CPiyCTO6x34Zs86zZUiwtpXoGdtg=
 github.com/btcsuite/goleveldb v0.0.0-20160330041536-7834afc9e8cd/go.mod h1:F+uVaaLLH7j4eDXPRvw78tMflu7Ie2bzYOH4Y8rRKBY=
+github.com/btcsuite/goleveldb v1.0.0/go.mod h1:QiK9vBlgftBg6rWQIj6wFzbPfRjiykIEhBH4obrXJ/I=
 github.com/btcsuite/snappy-go v0.0.0-20151229074030-0bdef8d06723/go.mod h1:8woku9dyThutzjeg+3xrA5iCpBRH8XEEg3lh6TiUghc=
+github.com/btcsuite/snappy-go v1.0.0/go.mod h1:8woku9dyThutzjeg+3xrA5iCpBRH8XEEg3lh6TiUghc=
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@@ -158,6 +249,10 @@ github.com/google/go-cmp v0.3.1/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMyw
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@@ -321,17 +508,38 @@ github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81P
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@@ -341,11 +549,16 @@ go.uber.org/multierr v1.1.0/go.mod h1:wR5kodmAFQ0UK8QlbwjlSNy0Z68gJhDJUG5sjR94q/
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@@ -379,13 +592,16 @@ golang.org/x/mod v0.1.0/go.mod h1:0QHyrYULN0/3qlju5TqG8bIK38QM8yzMo5ekMj3DlcY=
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@@ -393,14 +609,17 @@ golang.org/x/net v0.0.0-20190603091049-60506f45cf65/go.mod h1:HSz+uSET+XFnRR8LxR
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@@ -415,20 +634,25 @@ golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJ
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 golang.org/x/sys v0.0.0-20190904154756-749cb33beabd/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
@@ -437,11 +661,14 @@ golang.org/x/sys v0.0.0-20191026070338-33540a1f6037/go.mod h1:h1NjWce9XRLGQEsW7w
 golang.org/x/sys v0.0.0-20191120155948-bd437916bb0e/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20191204072324-ce4227a45e2e/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20191228213918-04cbcbbfeed8/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20200106162015-b016eb3dc98e/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200107162124-548cf772de50/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200116001909-b77594299b42/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200223170610-d5e6a3e2c0ae/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200323222414-85ca7c5b95cd/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200519105757-fe76b779f299/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20200615200032-f1bc736245b1/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20200625212154-ddb9806d33ae/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200814200057-3d37ad5750ed/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200826173525-f9321e4c35a6/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200930185726-fdedc70b468f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
@@ -452,6 +679,7 @@ golang.org/x/sys v0.0.0-20210316164454-77fc1eacc6aa/go.mod h1:h1NjWce9XRLGQEsW7w
 golang.org/x/sys v0.0.0-20210324051608-47abb6519492/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210420205809-ac73e9fd8988/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210423082822-04245dca01da/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20210603081109-ebe580a85c40/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20210816183151-1e6c022a8912 h1:uCLL3g5wH2xjxVREVuAbP9JM5PPKjRbXKRa6IBjkzmU=
 golang.org/x/sys v0.0.0-20210816183151-1e6c022a8912/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/term v0.0.0-20201117132131-f5c789dd3221/go.mod h1:Nr5EML6q2oocZ2LXRh80K7BxOlk5/8JxuGnuhpl+muw=
@@ -462,20 +690,24 @@ golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk=
 golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.3.4/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.3.5/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
+golang.org/x/text v0.3.6 h1:aRYxNxv6iGQlyVaZmk6ZgYEDa+Jg18DxebPSrd6bg1M=
 golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/time v0.0.0-20181108054448-85acf8d2951c/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
 golang.org/x/time v0.0.0-20190308202827-9d24e82272b4/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
 golang.org/x/time v0.0.0-20201208040808-7e3f01d25324/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
+golang.org/x/time v0.0.0-20210220033141-f8bda1e9f3ba h1:O8mE0/t419eoIwhTFpKVkHiTs/Igowgfkj25AcZrtiE=
 golang.org/x/time v0.0.0-20210220033141-f8bda1e9f3ba/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
 golang.org/x/tools v0.0.0-20180525024113-a5b4c53f6e8b/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/tools v0.0.0-20181030221726-6c7e314b6563/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
+golang.org/x/tools v0.0.0-20181221001348-537d06c36207/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/tools v0.0.0-20190114222345-bf090417da8b/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/tools v0.0.0-20190206041539-40960b6deb8e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/tools v0.0.0-20190226205152-f727befe758c/go.mod h1:9Yl7xja0Znq3iFh3HoIrodX9oNMXvdceNzlUR8zjMvY=
 golang.org/x/tools v0.0.0-20190311212946-11955173bddd/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
 golang.org/x/tools v0.0.0-20190312151545-0bb0c0a6e846/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
 golang.org/x/tools v0.0.0-20190312170243-e65039ee4138/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
+golang.org/x/tools v0.0.0-20190327201419-c70d86f8b7cf/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
 golang.org/x/tools v0.0.0-20190328211700-ab21143f2384/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
 golang.org/x/tools v0.0.0-20190425150028-36563e24a262/go.mod h1:RgjU9mgBXZiqYHBnxXauZ1Gv1EHHAz9KjViQ78xBX0Q=
 golang.org/x/tools v0.0.0-20190506145303-2d16b83fe98c/go.mod h1:RgjU9mgBXZiqYHBnxXauZ1Gv1EHHAz9KjViQ78xBX0Q=
@@ -497,6 +729,7 @@ golang.org/x/tools v0.1.0/go.mod h1:xkSsbof2nBLbhDlRMhhhyNLN/zl3eTqcnHD5viDpcZ0=
 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=
+golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1 h1:go1bK/D/BFZV2I8cIQd1NKEZ+0owSTG1fDTci4IqFcE=
 golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 gonum.org/v1/gonum v0.0.0-20180816165407-929014505bf4/go.mod h1:Y+Yx5eoAFn32cQvJDxZx5Dpnq+c3wtXuadVZAcxbbBo=
 gonum.org/v1/gonum v0.0.0-20181121035319-3f7ecaa7e8ca/go.mod h1:Y+Yx5eoAFn32cQvJDxZx5Dpnq+c3wtXuadVZAcxbbBo=
@@ -541,24 +774,37 @@ google.golang.org/protobuf v0.0.0-20200228230310-ab0ca4ff8a60/go.mod h1:cfTl7dwQ
 google.golang.org/protobuf v1.20.1-0.20200309200217-e05f789c0967/go.mod h1:A+miEFZTKqfCUM6K7xSMQL9OKL/b6hQv+e19PK+JZNE=
 google.golang.org/protobuf v1.21.0/go.mod h1:47Nbq4nVaFHyn7ilMalzfO3qCViNmqZ2kzikPIcrTAo=
 google.golang.org/protobuf v1.23.0/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU=
+google.golang.org/protobuf v1.26.0-rc.1 h1:7QnIQpGRHE5RnLKnESfDoxm2dTapTZua5a0kS0A+VXQ=
+google.golang.org/protobuf v1.26.0-rc.1/go.mod h1:jlhhOSvTdKEhbULTjvd4ARK9grFBp09yW+WbY/TyQbw=
 gopkg.in/alecthomas/kingpin.v2 v2.2.6/go.mod h1:FMv+mEhP44yOT+4EoQTLFTRgOQ1FBLkstjWtayDeSgw=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c h1:Hei/4ADfdWqJk1ZMxUNpqntNwaWcugrBjAiHlqqRiVk=
 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/go-playground/assert.v1 v1.2.1/go.mod h1:9RXL0bg/zibRAgZUYszZSwO/z8Y/a8bDuhia5mkpMnE=
+gopkg.in/go-playground/validator.v8 v8.18.2/go.mod h1:RX2a/7Ha8BgOhfk7j780h4/u/RRjR0eouCJSH80/M2Y=
+gopkg.in/ini.v1 v1.51.1/go.mod h1:pNLf8WUiyNEtQjuu5G5vTm06TEv9tsIgeAvK8hOrP4k=
+gopkg.in/mgo.v2 v2.0.0-20180705113604-9856a29383ce/go.mod h1:yeKp02qBN3iKW1OzL3MGk2IdtZzaj7SFntXj72NppTA=
+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 v2.2.5/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=
 gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 gotest.tools v2.2.0+incompatible/go.mod h1:DsYFclhRJ6vuDpmuTbkuFWG+y2sxOXAzmJt81HFBacw=

go/teleportr/teleportr.go

+package teleportr
+
+import (
+	"context"
+	"os"
+	"os/signal"
+	"syscall"
+	"time"
+
+	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-optimism/optimism/go/teleportr/db"
+	"github.com/ethereum-optimism/optimism/go/teleportr/drivers/disburser"
+	"github.com/ethereum/go-ethereum/log"
+	"github.com/urfave/cli"
+)
+
+func Main(gitVersion string) func(ctx *cli.Context) error {
+	return func(cliCtx *cli.Context) error {
+		cfg, err := NewConfig(cliCtx)
+		if err != nil {
+			return err
+		}
+
+		log.Info("Initializing teleportr")
+
+		ctx, cancel := context.WithCancel(context.Background())
+		defer cancel()
+
+		var logHandler log.Handler
+		if cfg.LogTerminal {
+			logHandler = log.StreamHandler(os.Stdout, log.TerminalFormat(true))
+		} else {
+			logHandler = log.StreamHandler(os.Stdout, log.JSONFormat())
+		}
+
+		logLevel, err := log.LvlFromString(cfg.LogLevel)
+		if err != nil {
+			return err
+		}
+
+		log.Root().SetHandler(log.LvlFilterHandler(logLevel, logHandler))
+
+		disburserPrivKey, disburserAddr, err := bsscore.ParseWalletPrivKeyAndContractAddr(
+			"Teleportr", cfg.Mnemonic, cfg.DisburserHDPath,
+			cfg.DisburserPrivKey, cfg.DisburserAddress,
+		)
+		if err != nil {
+			return err
+		}
+
+		depositAddr, err := bsscore.ParseAddress(cfg.DepositAddress)
+		if err != nil {
+			return err
+		}
+
+		l1Client, err := dial.L1EthClientWithTimeout(ctx, cfg.L1EthRpc, cfg.DisableHTTP2)
+		if err != nil {
+			return err
+		}
+		defer l1Client.Close()
+
+		l2Client, err := dial.L1EthClientWithTimeout(ctx, cfg.L2EthRpc, cfg.DisableHTTP2)
+		if err != nil {
+			return err
+		}
+		defer l2Client.Close()
+
+		database, err := db.Open(db.Config{
+			Host:      cfg.PostgresHost,
+			Port:      uint16(cfg.PostgresPort),
+			User:      cfg.PostgresUser,
+			Password:  cfg.PostgresPassword,
+			DBName:    cfg.PostgresDBName,
+			EnableSSL: cfg.PostgresEnableSSL,
+		})
+		if err != nil {
+			return err
+		}
+		defer database.Close()
+
+		if cfg.MetricsServerEnable {
+			go metrics.RunServer(cfg.MetricsHostname, cfg.MetricsPort)
+		}
+
+		chainID, err := l1Client.ChainID(ctx)
+		if err != nil {
+			return err
+		}
+
+		txManagerConfig := txmgr.Config{
+			ResubmissionTimeout:       cfg.ResubmissionTimeout,
+			ReceiptQueryInterval:      time.Second,
+			NumConfirmations:          1, // L2 insta confs
+			SafeAbortNonceTooLowCount: cfg.SafeAbortNonceTooLowCount,
+		}
+
+		teleportrDriver, err := disburser.NewDriver(disburser.Config{
+			Name:                 "Teleportr",
+			L1Client:             l1Client,
+			L2Client:             l2Client,
+			Database:             database,
+			MaxTxSize:            cfg.MaxL2TxSize,
+			NumConfirmations:     cfg.NumDepositConfirmations,
+			DeployBlockNumber:    cfg.DepositDeployBlockNumber,
+			FilterQueryMaxBlocks: cfg.FilterQueryMaxBlocks,
+			DepositAddr:          depositAddr,
+			DisburserAddr:        disburserAddr,
+			ChainID:              chainID,
+			PrivKey:              disburserPrivKey,
+		})
+		if err != nil {
+			return err
+		}
+
+		teleportrService := bsscore.NewService(bsscore.ServiceConfig{
+			Context:         ctx,
+			Driver:          teleportrDriver,
+			PollInterval:    cfg.PollInterval,
+			ClearPendingTx:  false,
+			L1Client:        l1Client,
+			TxManagerConfig: txManagerConfig,
+		})
+
+		services := []*bsscore.Service{teleportrService}
+		teleportr, err := bsscore.NewBatchSubmitter(ctx, cancel, services)
+		if err != nil {
+			return err
+		}
+
+		log.Info("Starting teleportr")
+
+		err = teleportr.Start()
+		if err != nil {
+			return err
+		}
+		defer teleportr.Stop()
+
+		log.Info("Teleportr started")
+
+		interruptChannel := make(chan os.Signal, 1)
+		signal.Notify(interruptChannel, []os.Signal{
+			os.Interrupt,
+			os.Kill,
+			syscall.SIGTERM,
+			syscall.SIGQUIT,
+		}...)
+		<-interruptChannel
+
+		return nil
+	}
+}