Merge pull request #5228 from ethereum-optimism/fix/migration-go-utils

op-chain-ops: port hh tasks to go

op-bindings/legacy-bindings/StateCommitmentChain.go

+// Code generated - DO NOT EDIT.
+// This file is a generated binding and any manual changes will be lost.
+
+package legacy_bindings
+
+import (
+	"errors"
+	"math/big"
+	"strings"
+
+	ethereum "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/event"
+)
+
+// Reference imports to suppress errors if they are not otherwise used.
+var (
+	_ = errors.New
+	_ = big.NewInt
+	_ = strings.NewReader
+	_ = ethereum.NotFound
+	_ = bind.Bind
+	_ = common.Big1
+	_ = types.BloomLookup
+	_ = event.NewSubscription
+)
+
+// LibOVMCodecChainBatchHeader is an auto generated low-level Go binding around an user-defined struct.
+type LibOVMCodecChainBatchHeader struct {
+	BatchIndex        *big.Int
+	BatchRoot         [32]byte
+	BatchSize         *big.Int
+	PrevTotalElements *big.Int
+	ExtraData         []byte
+}
+
+// LibOVMCodecChainInclusionProof is an auto generated low-level Go binding around an user-defined struct.
+type LibOVMCodecChainInclusionProof struct {
+	Index    *big.Int
+	Siblings [][32]byte
+}
+
+// StateCommitmentChainMetaData contains all meta data concerning the StateCommitmentChain contract.
+var StateCommitmentChainMetaData = &bind.MetaData{
+	ABI: "[{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_libAddressManager\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"_fraudProofWindow\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"_sequencerPublishWindow\",\"type\":\"uint256\"}],\"stateMutability\":\"nonpayable\",\"type\":\"constructor\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"_batchIndex\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"bytes32\",\"name\":\"_batchRoot\",\"type\":\"bytes32\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"_batchSize\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"_prevTotalElements\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"bytes\",\"name\":\"_extraData\",\"type\":\"bytes\"}],\"name\":\"StateBatchAppended\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"_batchIndex\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"bytes32\",\"name\":\"_batchRoot\",\"type\":\"bytes32\"}],\"name\":\"StateBatchDeleted\",\"type\":\"event\"},{\"inputs\":[],\"name\":\"FRAUD_PROOF_WINDOW\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"SEQUENCER_PUBLISH_WINDOW\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"bytes32[]\",\"name\":\"_batch\",\"type\":\"bytes32[]\"},{\"internalType\":\"uint256\",\"name\":\"_shouldStartAtElement\",\"type\":\"uint256\"}],\"name\":\"appendStateBatch\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"batches\",\"outputs\":[{\"internalType\":\"contractIChainStorageContainer\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"components\":[{\"internalType\":\"uint256\",\"name\":\"batchIndex\",\"type\":\"uint256\"},{\"internalType\":\"bytes32\",\"name\":\"batchRoot\",\"type\":\"bytes32\"},{\"internalType\":\"uint256\",\"name\":\"batchSize\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"prevTotalElements\",\"type\":\"uint256\"},{\"internalType\":\"bytes\",\"name\":\"extraData\",\"type\":\"bytes\"}],\"internalType\":\"structLib_OVMCodec.ChainBatchHeader\",\"name\":\"_batchHeader\",\"type\":\"tuple\"}],\"name\":\"deleteStateBatch\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getLastSequencerTimestamp\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"_lastSequencerTimestamp\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getTotalBatches\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"_totalBatches\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getTotalElements\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"_totalElements\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"components\":[{\"internalType\":\"uint256\",\"name\":\"batchIndex\",\"type\":\"uint256\"},{\"internalType\":\"bytes32\",\"name\":\"batchRoot\",\"type\":\"bytes32\"},{\"internalType\":\"uint256\",\"name\":\"batchSize\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"prevTotalElements\",\"type\":\"uint256\"},{\"internalType\":\"bytes\",\"name\":\"extraData\",\"type\":\"bytes\"}],\"internalType\":\"structLib_OVMCodec.ChainBatchHeader\",\"name\":\"_batchHeader\",\"type\":\"tuple\"}],\"name\":\"insideFraudProofWindow\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"_inside\",\"type\":\"bool\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"libAddressManager\",\"outputs\":[{\"internalType\":\"contractLib_AddressManager\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"string\",\"name\":\"_name\",\"type\":\"string\"}],\"name\":\"resolve\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"bytes32\",\"name\":\"_element\",\"type\":\"bytes32\"},{\"components\":[{\"internalType\":\"uint256\",\"name\":\"batchIndex\",\"type\":\"uint256\"},{\"internalType\":\"bytes32\",\"name\":\"batchRoot\",\"type\":\"bytes32\"},{\"internalType\":\"uint256\",\"name\":\"batchSize\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"prevTotalElements\",\"type\":\"uint256\"},{\"internalType\":\"bytes\",\"name\":\"extraData\",\"type\":\"bytes\"}],\"internalType\":\"structLib_OVMCodec.ChainBatchHeader\",\"name\":\"_batchHeader\",\"type\":\"tuple\"},{\"components\":[{\"internalType\":\"uint256\",\"name\":\"index\",\"type\":\"uint256\"},{\"internalType\":\"bytes32[]\",\"name\":\"siblings\",\"type\":\"bytes32[]\"}],\"internalType\":\"structLib_OVMCodec.ChainInclusionProof\",\"name\":\"_proof\",\"type\":\"tuple\"}],\"name\":\"verifyStateCommitment\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"stateMutability\":\"view\",\"type\":\"function\"}]",
+	Bin: 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+}
+
+// StateCommitmentChainABI is the input ABI used to generate the binding from.
+// Deprecated: Use StateCommitmentChainMetaData.ABI instead.
+var StateCommitmentChainABI = StateCommitmentChainMetaData.ABI
+
+// StateCommitmentChainBin is the compiled bytecode used for deploying new contracts.
+// Deprecated: Use StateCommitmentChainMetaData.Bin instead.
+var StateCommitmentChainBin = StateCommitmentChainMetaData.Bin
+
+// DeployStateCommitmentChain deploys a new Ethereum contract, binding an instance of StateCommitmentChain to it.
+func DeployStateCommitmentChain(auth *bind.TransactOpts, backend bind.ContractBackend, _libAddressManager common.Address, _fraudProofWindow *big.Int, _sequencerPublishWindow *big.Int) (common.Address, *types.Transaction, *StateCommitmentChain, error) {
+	parsed, err := StateCommitmentChainMetaData.GetAbi()
+	if err != nil {
+		return common.Address{}, nil, nil, err
+	}
+	if parsed == nil {
+		return common.Address{}, nil, nil, errors.New("GetABI returned nil")
+	}
+
+	address, tx, contract, err := bind.DeployContract(auth, *parsed, common.FromHex(StateCommitmentChainBin), backend, _libAddressManager, _fraudProofWindow, _sequencerPublishWindow)
+	if err != nil {
+		return common.Address{}, nil, nil, err
+	}
+	return address, tx, &StateCommitmentChain{StateCommitmentChainCaller: StateCommitmentChainCaller{contract: contract}, StateCommitmentChainTransactor: StateCommitmentChainTransactor{contract: contract}, StateCommitmentChainFilterer: StateCommitmentChainFilterer{contract: contract}}, nil
+}
+
+// StateCommitmentChain is an auto generated Go binding around an Ethereum contract.
+type StateCommitmentChain struct {
+	StateCommitmentChainCaller     // Read-only binding to the contract
+	StateCommitmentChainTransactor // Write-only binding to the contract
+	StateCommitmentChainFilterer   // Log filterer for contract events
+}
+
+// StateCommitmentChainCaller is an auto generated read-only Go binding around an Ethereum contract.
+type StateCommitmentChainCaller struct {
+	contract *bind.BoundContract // Generic contract wrapper for the low level calls
+}
+
+// StateCommitmentChainTransactor is an auto generated write-only Go binding around an Ethereum contract.
+type StateCommitmentChainTransactor struct {
+	contract *bind.BoundContract // Generic contract wrapper for the low level calls
+}
+
+// StateCommitmentChainFilterer is an auto generated log filtering Go binding around an Ethereum contract events.
+type StateCommitmentChainFilterer struct {
+	contract *bind.BoundContract // Generic contract wrapper for the low level calls
+}
+
+// StateCommitmentChainSession is an auto generated Go binding around an Ethereum contract,
+// with pre-set call and transact options.
+type StateCommitmentChainSession struct {
+	Contract     *StateCommitmentChain // Generic contract binding to set the session for
+	CallOpts     bind.CallOpts         // Call options to use throughout this session
+	TransactOpts bind.TransactOpts     // Transaction auth options to use throughout this session
+}
+
+// StateCommitmentChainCallerSession is an auto generated read-only Go binding around an Ethereum contract,
+// with pre-set call options.
+type StateCommitmentChainCallerSession struct {
+	Contract *StateCommitmentChainCaller // Generic contract caller binding to set the session for
+	CallOpts bind.CallOpts               // Call options to use throughout this session
+}
+
+// StateCommitmentChainTransactorSession is an auto generated write-only Go binding around an Ethereum contract,
+// with pre-set transact options.
+type StateCommitmentChainTransactorSession struct {
+	Contract     *StateCommitmentChainTransactor // Generic contract transactor binding to set the session for
+	TransactOpts bind.TransactOpts               // Transaction auth options to use throughout this session
+}
+
+// StateCommitmentChainRaw is an auto generated low-level Go binding around an Ethereum contract.
+type StateCommitmentChainRaw struct {
+	Contract *StateCommitmentChain // Generic contract binding to access the raw methods on
+}
+
+// StateCommitmentChainCallerRaw is an auto generated low-level read-only Go binding around an Ethereum contract.
+type StateCommitmentChainCallerRaw struct {
+	Contract *StateCommitmentChainCaller // Generic read-only contract binding to access the raw methods on
+}
+
+// StateCommitmentChainTransactorRaw is an auto generated low-level write-only Go binding around an Ethereum contract.
+type StateCommitmentChainTransactorRaw struct {
+	Contract *StateCommitmentChainTransactor // Generic write-only contract binding to access the raw methods on
+}
+
+// NewStateCommitmentChain creates a new instance of StateCommitmentChain, bound to a specific deployed contract.
+func NewStateCommitmentChain(address common.Address, backend bind.ContractBackend) (*StateCommitmentChain, error) {
+	contract, err := bindStateCommitmentChain(address, backend, backend, backend)
+	if err != nil {
+		return nil, err
+	}
+	return &StateCommitmentChain{StateCommitmentChainCaller: StateCommitmentChainCaller{contract: contract}, StateCommitmentChainTransactor: StateCommitmentChainTransactor{contract: contract}, StateCommitmentChainFilterer: StateCommitmentChainFilterer{contract: contract}}, nil
+}
+
+// NewStateCommitmentChainCaller creates a new read-only instance of StateCommitmentChain, bound to a specific deployed contract.
+func NewStateCommitmentChainCaller(address common.Address, caller bind.ContractCaller) (*StateCommitmentChainCaller, error) {
+	contract, err := bindStateCommitmentChain(address, caller, nil, nil)
+	if err != nil {
+		return nil, err
+	}
+	return &StateCommitmentChainCaller{contract: contract}, nil
+}
+
+// NewStateCommitmentChainTransactor creates a new write-only instance of StateCommitmentChain, bound to a specific deployed contract.
+func NewStateCommitmentChainTransactor(address common.Address, transactor bind.ContractTransactor) (*StateCommitmentChainTransactor, error) {
+	contract, err := bindStateCommitmentChain(address, nil, transactor, nil)
+	if err != nil {
+		return nil, err
+	}
+	return &StateCommitmentChainTransactor{contract: contract}, nil
+}
+
+// NewStateCommitmentChainFilterer creates a new log filterer instance of StateCommitmentChain, bound to a specific deployed contract.
+func NewStateCommitmentChainFilterer(address common.Address, filterer bind.ContractFilterer) (*StateCommitmentChainFilterer, error) {
+	contract, err := bindStateCommitmentChain(address, nil, nil, filterer)
+	if err != nil {
+		return nil, err
+	}
+	return &StateCommitmentChainFilterer{contract: contract}, nil
+}
+
+// bindStateCommitmentChain binds a generic wrapper to an already deployed contract.
+func bindStateCommitmentChain(address common.Address, caller bind.ContractCaller, transactor bind.ContractTransactor, filterer bind.ContractFilterer) (*bind.BoundContract, error) {
+	parsed, err := abi.JSON(strings.NewReader(StateCommitmentChainABI))
+	if err != nil {
+		return nil, err
+	}
+	return bind.NewBoundContract(address, parsed, caller, transactor, filterer), nil
+}
+
+// Call invokes the (constant) contract method with params as input values and
+// sets the output to result. The result type might be a single field for simple
+// returns, a slice of interfaces for anonymous returns and a struct for named
+// returns.
+func (_StateCommitmentChain *StateCommitmentChainRaw) Call(opts *bind.CallOpts, result *[]interface{}, method string, params ...interface{}) error {
+	return _StateCommitmentChain.Contract.StateCommitmentChainCaller.contract.Call(opts, result, method, params...)
+}
+
+// Transfer initiates a plain transaction to move funds to the contract, calling
+// its default method if one is available.
+func (_StateCommitmentChain *StateCommitmentChainRaw) Transfer(opts *bind.TransactOpts) (*types.Transaction, error) {
+	return _StateCommitmentChain.Contract.StateCommitmentChainTransactor.contract.Transfer(opts)
+}
+
+// Transact invokes the (paid) contract method with params as input values.
+func (_StateCommitmentChain *StateCommitmentChainRaw) Transact(opts *bind.TransactOpts, method string, params ...interface{}) (*types.Transaction, error) {
+	return _StateCommitmentChain.Contract.StateCommitmentChainTransactor.contract.Transact(opts, method, params...)
+}
+
+// Call invokes the (constant) contract method with params as input values and
+// sets the output to result. The result type might be a single field for simple
+// returns, a slice of interfaces for anonymous returns and a struct for named
+// returns.
+func (_StateCommitmentChain *StateCommitmentChainCallerRaw) Call(opts *bind.CallOpts, result *[]interface{}, method string, params ...interface{}) error {
+	return _StateCommitmentChain.Contract.contract.Call(opts, result, method, params...)
+}
+
+// Transfer initiates a plain transaction to move funds to the contract, calling
+// its default method if one is available.
+func (_StateCommitmentChain *StateCommitmentChainTransactorRaw) Transfer(opts *bind.TransactOpts) (*types.Transaction, error) {
+	return _StateCommitmentChain.Contract.contract.Transfer(opts)
+}
+
+// Transact invokes the (paid) contract method with params as input values.
+func (_StateCommitmentChain *StateCommitmentChainTransactorRaw) Transact(opts *bind.TransactOpts, method string, params ...interface{}) (*types.Transaction, error) {
+	return _StateCommitmentChain.Contract.contract.Transact(opts, method, params...)
+}
+
+// FRAUDPROOFWINDOW is a free data retrieval call binding the contract method 0xc17b291b.
+//
+// Solidity: function FRAUD_PROOF_WINDOW() view returns(uint256)
+func (_StateCommitmentChain *StateCommitmentChainCaller) FRAUDPROOFWINDOW(opts *bind.CallOpts) (*big.Int, error) {
+	var out []interface{}
+	err := _StateCommitmentChain.contract.Call(opts, &out, "FRAUD_PROOF_WINDOW")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
+}
+
+// FRAUDPROOFWINDOW is a free data retrieval call binding the contract method 0xc17b291b.
+//
+// Solidity: function FRAUD_PROOF_WINDOW() view returns(uint256)
+func (_StateCommitmentChain *StateCommitmentChainSession) FRAUDPROOFWINDOW() (*big.Int, error) {
+	return _StateCommitmentChain.Contract.FRAUDPROOFWINDOW(&_StateCommitmentChain.CallOpts)
+}
+
+// FRAUDPROOFWINDOW is a free data retrieval call binding the contract method 0xc17b291b.
+//
+// Solidity: function FRAUD_PROOF_WINDOW() view returns(uint256)
+func (_StateCommitmentChain *StateCommitmentChainCallerSession) FRAUDPROOFWINDOW() (*big.Int, error) {
+	return _StateCommitmentChain.Contract.FRAUDPROOFWINDOW(&_StateCommitmentChain.CallOpts)
+}
+
+// SEQUENCERPUBLISHWINDOW is a free data retrieval call binding the contract method 0x81eb62ef.
+//
+// Solidity: function SEQUENCER_PUBLISH_WINDOW() view returns(uint256)
+func (_StateCommitmentChain *StateCommitmentChainCaller) SEQUENCERPUBLISHWINDOW(opts *bind.CallOpts) (*big.Int, error) {
+	var out []interface{}
+	err := _StateCommitmentChain.contract.Call(opts, &out, "SEQUENCER_PUBLISH_WINDOW")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
+}
+
+// SEQUENCERPUBLISHWINDOW is a free data retrieval call binding the contract method 0x81eb62ef.
+//
+// Solidity: function SEQUENCER_PUBLISH_WINDOW() view returns(uint256)
+func (_StateCommitmentChain *StateCommitmentChainSession) SEQUENCERPUBLISHWINDOW() (*big.Int, error) {
+	return _StateCommitmentChain.Contract.SEQUENCERPUBLISHWINDOW(&_StateCommitmentChain.CallOpts)
+}
+
+// SEQUENCERPUBLISHWINDOW is a free data retrieval call binding the contract method 0x81eb62ef.
+//
+// Solidity: function SEQUENCER_PUBLISH_WINDOW() view returns(uint256)
+func (_StateCommitmentChain *StateCommitmentChainCallerSession) SEQUENCERPUBLISHWINDOW() (*big.Int, error) {
+	return _StateCommitmentChain.Contract.SEQUENCERPUBLISHWINDOW(&_StateCommitmentChain.CallOpts)
+}
+
+// Batches is a free data retrieval call binding the contract method 0xcfdf677e.
+//
+// Solidity: function batches() view returns(address)
+func (_StateCommitmentChain *StateCommitmentChainCaller) Batches(opts *bind.CallOpts) (common.Address, error) {
+	var out []interface{}
+	err := _StateCommitmentChain.contract.Call(opts, &out, "batches")
+
+	if err != nil {
+		return *new(common.Address), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(common.Address)).(*common.Address)
+
+	return out0, err
+
+}
+
+// Batches is a free data retrieval call binding the contract method 0xcfdf677e.
+//
+// Solidity: function batches() view returns(address)
+func (_StateCommitmentChain *StateCommitmentChainSession) Batches() (common.Address, error) {
+	return _StateCommitmentChain.Contract.Batches(&_StateCommitmentChain.CallOpts)
+}
+
+// Batches is a free data retrieval call binding the contract method 0xcfdf677e.
+//
+// Solidity: function batches() view returns(address)
+func (_StateCommitmentChain *StateCommitmentChainCallerSession) Batches() (common.Address, error) {
+	return _StateCommitmentChain.Contract.Batches(&_StateCommitmentChain.CallOpts)
+}
+
+// GetLastSequencerTimestamp is a free data retrieval call binding the contract method 0x7ad168a0.
+//
+// Solidity: function getLastSequencerTimestamp() view returns(uint256 _lastSequencerTimestamp)
+func (_StateCommitmentChain *StateCommitmentChainCaller) GetLastSequencerTimestamp(opts *bind.CallOpts) (*big.Int, error) {
+	var out []interface{}
+	err := _StateCommitmentChain.contract.Call(opts, &out, "getLastSequencerTimestamp")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
+}
+
+// GetLastSequencerTimestamp is a free data retrieval call binding the contract method 0x7ad168a0.
+//
+// Solidity: function getLastSequencerTimestamp() view returns(uint256 _lastSequencerTimestamp)
+func (_StateCommitmentChain *StateCommitmentChainSession) GetLastSequencerTimestamp() (*big.Int, error) {
+	return _StateCommitmentChain.Contract.GetLastSequencerTimestamp(&_StateCommitmentChain.CallOpts)
+}
+
+// GetLastSequencerTimestamp is a free data retrieval call binding the contract method 0x7ad168a0.
+//
+// Solidity: function getLastSequencerTimestamp() view returns(uint256 _lastSequencerTimestamp)
+func (_StateCommitmentChain *StateCommitmentChainCallerSession) GetLastSequencerTimestamp() (*big.Int, error) {
+	return _StateCommitmentChain.Contract.GetLastSequencerTimestamp(&_StateCommitmentChain.CallOpts)
+}
+
+// GetTotalBatches is a free data retrieval call binding the contract method 0xe561dddc.
+//
+// Solidity: function getTotalBatches() view returns(uint256 _totalBatches)
+func (_StateCommitmentChain *StateCommitmentChainCaller) GetTotalBatches(opts *bind.CallOpts) (*big.Int, error) {
+	var out []interface{}
+	err := _StateCommitmentChain.contract.Call(opts, &out, "getTotalBatches")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
+}
+
+// GetTotalBatches is a free data retrieval call binding the contract method 0xe561dddc.
+//
+// Solidity: function getTotalBatches() view returns(uint256 _totalBatches)
+func (_StateCommitmentChain *StateCommitmentChainSession) GetTotalBatches() (*big.Int, error) {
+	return _StateCommitmentChain.Contract.GetTotalBatches(&_StateCommitmentChain.CallOpts)
+}
+
+// GetTotalBatches is a free data retrieval call binding the contract method 0xe561dddc.
+//
+// Solidity: function getTotalBatches() view returns(uint256 _totalBatches)
+func (_StateCommitmentChain *StateCommitmentChainCallerSession) GetTotalBatches() (*big.Int, error) {
+	return _StateCommitmentChain.Contract.GetTotalBatches(&_StateCommitmentChain.CallOpts)
+}
+
+// GetTotalElements is a free data retrieval call binding the contract method 0x7aa63a86.
+//
+// Solidity: function getTotalElements() view returns(uint256 _totalElements)
+func (_StateCommitmentChain *StateCommitmentChainCaller) GetTotalElements(opts *bind.CallOpts) (*big.Int, error) {
+	var out []interface{}
+	err := _StateCommitmentChain.contract.Call(opts, &out, "getTotalElements")
+
+	if err != nil {
+		return *new(*big.Int), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
+
+	return out0, err
+
+}
+
+// GetTotalElements is a free data retrieval call binding the contract method 0x7aa63a86.
+//
+// Solidity: function getTotalElements() view returns(uint256 _totalElements)
+func (_StateCommitmentChain *StateCommitmentChainSession) GetTotalElements() (*big.Int, error) {
+	return _StateCommitmentChain.Contract.GetTotalElements(&_StateCommitmentChain.CallOpts)
+}
+
+// GetTotalElements is a free data retrieval call binding the contract method 0x7aa63a86.
+//
+// Solidity: function getTotalElements() view returns(uint256 _totalElements)
+func (_StateCommitmentChain *StateCommitmentChainCallerSession) GetTotalElements() (*big.Int, error) {
+	return _StateCommitmentChain.Contract.GetTotalElements(&_StateCommitmentChain.CallOpts)
+}
+
+// InsideFraudProofWindow is a free data retrieval call binding the contract method 0x9418bddd.
+//
+// Solidity: function insideFraudProofWindow((uint256,bytes32,uint256,uint256,bytes) _batchHeader) view returns(bool _inside)
+func (_StateCommitmentChain *StateCommitmentChainCaller) InsideFraudProofWindow(opts *bind.CallOpts, _batchHeader LibOVMCodecChainBatchHeader) (bool, error) {
+	var out []interface{}
+	err := _StateCommitmentChain.contract.Call(opts, &out, "insideFraudProofWindow", _batchHeader)
+
+	if err != nil {
+		return *new(bool), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(bool)).(*bool)
+
+	return out0, err
+
+}
+
+// InsideFraudProofWindow is a free data retrieval call binding the contract method 0x9418bddd.
+//
+// Solidity: function insideFraudProofWindow((uint256,bytes32,uint256,uint256,bytes) _batchHeader) view returns(bool _inside)
+func (_StateCommitmentChain *StateCommitmentChainSession) InsideFraudProofWindow(_batchHeader LibOVMCodecChainBatchHeader) (bool, error) {
+	return _StateCommitmentChain.Contract.InsideFraudProofWindow(&_StateCommitmentChain.CallOpts, _batchHeader)
+}
+
+// InsideFraudProofWindow is a free data retrieval call binding the contract method 0x9418bddd.
+//
+// Solidity: function insideFraudProofWindow((uint256,bytes32,uint256,uint256,bytes) _batchHeader) view returns(bool _inside)
+func (_StateCommitmentChain *StateCommitmentChainCallerSession) InsideFraudProofWindow(_batchHeader LibOVMCodecChainBatchHeader) (bool, error) {
+	return _StateCommitmentChain.Contract.InsideFraudProofWindow(&_StateCommitmentChain.CallOpts, _batchHeader)
+}
+
+// LibAddressManager is a free data retrieval call binding the contract method 0x299ca478.
+//
+// Solidity: function libAddressManager() view returns(address)
+func (_StateCommitmentChain *StateCommitmentChainCaller) LibAddressManager(opts *bind.CallOpts) (common.Address, error) {
+	var out []interface{}
+	err := _StateCommitmentChain.contract.Call(opts, &out, "libAddressManager")
+
+	if err != nil {
+		return *new(common.Address), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(common.Address)).(*common.Address)
+
+	return out0, err
+
+}
+
+// LibAddressManager is a free data retrieval call binding the contract method 0x299ca478.
+//
+// Solidity: function libAddressManager() view returns(address)
+func (_StateCommitmentChain *StateCommitmentChainSession) LibAddressManager() (common.Address, error) {
+	return _StateCommitmentChain.Contract.LibAddressManager(&_StateCommitmentChain.CallOpts)
+}
+
+// LibAddressManager is a free data retrieval call binding the contract method 0x299ca478.
+//
+// Solidity: function libAddressManager() view returns(address)
+func (_StateCommitmentChain *StateCommitmentChainCallerSession) LibAddressManager() (common.Address, error) {
+	return _StateCommitmentChain.Contract.LibAddressManager(&_StateCommitmentChain.CallOpts)
+}
+
+// Resolve is a free data retrieval call binding the contract method 0x461a4478.
+//
+// Solidity: function resolve(string _name) view returns(address)
+func (_StateCommitmentChain *StateCommitmentChainCaller) Resolve(opts *bind.CallOpts, _name string) (common.Address, error) {
+	var out []interface{}
+	err := _StateCommitmentChain.contract.Call(opts, &out, "resolve", _name)
+
+	if err != nil {
+		return *new(common.Address), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(common.Address)).(*common.Address)
+
+	return out0, err
+
+}
+
+// Resolve is a free data retrieval call binding the contract method 0x461a4478.
+//
+// Solidity: function resolve(string _name) view returns(address)
+func (_StateCommitmentChain *StateCommitmentChainSession) Resolve(_name string) (common.Address, error) {
+	return _StateCommitmentChain.Contract.Resolve(&_StateCommitmentChain.CallOpts, _name)
+}
+
+// Resolve is a free data retrieval call binding the contract method 0x461a4478.
+//
+// Solidity: function resolve(string _name) view returns(address)
+func (_StateCommitmentChain *StateCommitmentChainCallerSession) Resolve(_name string) (common.Address, error) {
+	return _StateCommitmentChain.Contract.Resolve(&_StateCommitmentChain.CallOpts, _name)
+}
+
+// VerifyStateCommitment is a free data retrieval call binding the contract method 0x4d69ee57.
+//
+// Solidity: function verifyStateCommitment(bytes32 _element, (uint256,bytes32,uint256,uint256,bytes) _batchHeader, (uint256,bytes32[]) _proof) view returns(bool)
+func (_StateCommitmentChain *StateCommitmentChainCaller) VerifyStateCommitment(opts *bind.CallOpts, _element [32]byte, _batchHeader LibOVMCodecChainBatchHeader, _proof LibOVMCodecChainInclusionProof) (bool, error) {
+	var out []interface{}
+	err := _StateCommitmentChain.contract.Call(opts, &out, "verifyStateCommitment", _element, _batchHeader, _proof)
+
+	if err != nil {
+		return *new(bool), err
+	}
+
+	out0 := *abi.ConvertType(out[0], new(bool)).(*bool)
+
+	return out0, err
+
+}
+
+// VerifyStateCommitment is a free data retrieval call binding the contract method 0x4d69ee57.
+//
+// Solidity: function verifyStateCommitment(bytes32 _element, (uint256,bytes32,uint256,uint256,bytes) _batchHeader, (uint256,bytes32[]) _proof) view returns(bool)
+func (_StateCommitmentChain *StateCommitmentChainSession) VerifyStateCommitment(_element [32]byte, _batchHeader LibOVMCodecChainBatchHeader, _proof LibOVMCodecChainInclusionProof) (bool, error) {
+	return _StateCommitmentChain.Contract.VerifyStateCommitment(&_StateCommitmentChain.CallOpts, _element, _batchHeader, _proof)
+}
+
+// VerifyStateCommitment is a free data retrieval call binding the contract method 0x4d69ee57.
+//
+// Solidity: function verifyStateCommitment(bytes32 _element, (uint256,bytes32,uint256,uint256,bytes) _batchHeader, (uint256,bytes32[]) _proof) view returns(bool)
+func (_StateCommitmentChain *StateCommitmentChainCallerSession) VerifyStateCommitment(_element [32]byte, _batchHeader LibOVMCodecChainBatchHeader, _proof LibOVMCodecChainInclusionProof) (bool, error) {
+	return _StateCommitmentChain.Contract.VerifyStateCommitment(&_StateCommitmentChain.CallOpts, _element, _batchHeader, _proof)
+}
+
+// AppendStateBatch is a paid mutator transaction binding the contract method 0x8ca5cbb9.
+//
+// Solidity: function appendStateBatch(bytes32[] _batch, uint256 _shouldStartAtElement) returns()
+func (_StateCommitmentChain *StateCommitmentChainTransactor) AppendStateBatch(opts *bind.TransactOpts, _batch [][32]byte, _shouldStartAtElement *big.Int) (*types.Transaction, error) {
+	return _StateCommitmentChain.contract.Transact(opts, "appendStateBatch", _batch, _shouldStartAtElement)
+}
+
+// AppendStateBatch is a paid mutator transaction binding the contract method 0x8ca5cbb9.
+//
+// Solidity: function appendStateBatch(bytes32[] _batch, uint256 _shouldStartAtElement) returns()
+func (_StateCommitmentChain *StateCommitmentChainSession) AppendStateBatch(_batch [][32]byte, _shouldStartAtElement *big.Int) (*types.Transaction, error) {
+	return _StateCommitmentChain.Contract.AppendStateBatch(&_StateCommitmentChain.TransactOpts, _batch, _shouldStartAtElement)
+}
+
+// AppendStateBatch is a paid mutator transaction binding the contract method 0x8ca5cbb9.
+//
+// Solidity: function appendStateBatch(bytes32[] _batch, uint256 _shouldStartAtElement) returns()
+func (_StateCommitmentChain *StateCommitmentChainTransactorSession) AppendStateBatch(_batch [][32]byte, _shouldStartAtElement *big.Int) (*types.Transaction, error) {
+	return _StateCommitmentChain.Contract.AppendStateBatch(&_StateCommitmentChain.TransactOpts, _batch, _shouldStartAtElement)
+}
+
+// DeleteStateBatch is a paid mutator transaction binding the contract method 0xb8e189ac.
+//
+// Solidity: function deleteStateBatch((uint256,bytes32,uint256,uint256,bytes) _batchHeader) returns()
+func (_StateCommitmentChain *StateCommitmentChainTransactor) DeleteStateBatch(opts *bind.TransactOpts, _batchHeader LibOVMCodecChainBatchHeader) (*types.Transaction, error) {
+	return _StateCommitmentChain.contract.Transact(opts, "deleteStateBatch", _batchHeader)
+}
+
+// DeleteStateBatch is a paid mutator transaction binding the contract method 0xb8e189ac.
+//
+// Solidity: function deleteStateBatch((uint256,bytes32,uint256,uint256,bytes) _batchHeader) returns()
+func (_StateCommitmentChain *StateCommitmentChainSession) DeleteStateBatch(_batchHeader LibOVMCodecChainBatchHeader) (*types.Transaction, error) {
+	return _StateCommitmentChain.Contract.DeleteStateBatch(&_StateCommitmentChain.TransactOpts, _batchHeader)
+}
+
+// DeleteStateBatch is a paid mutator transaction binding the contract method 0xb8e189ac.
+//
+// Solidity: function deleteStateBatch((uint256,bytes32,uint256,uint256,bytes) _batchHeader) returns()
+func (_StateCommitmentChain *StateCommitmentChainTransactorSession) DeleteStateBatch(_batchHeader LibOVMCodecChainBatchHeader) (*types.Transaction, error) {
+	return _StateCommitmentChain.Contract.DeleteStateBatch(&_StateCommitmentChain.TransactOpts, _batchHeader)
+}
+
+// StateCommitmentChainStateBatchAppendedIterator is returned from FilterStateBatchAppended and is used to iterate over the raw logs and unpacked data for StateBatchAppended events raised by the StateCommitmentChain contract.
+type StateCommitmentChainStateBatchAppendedIterator struct {
+	Event *StateCommitmentChainStateBatchAppended // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *StateCommitmentChainStateBatchAppendedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(StateCommitmentChainStateBatchAppended)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(StateCommitmentChainStateBatchAppended)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *StateCommitmentChainStateBatchAppendedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *StateCommitmentChainStateBatchAppendedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// StateCommitmentChainStateBatchAppended represents a StateBatchAppended event raised by the StateCommitmentChain contract.
+type StateCommitmentChainStateBatchAppended struct {
+	BatchIndex        *big.Int
+	BatchRoot         [32]byte
+	BatchSize         *big.Int
+	PrevTotalElements *big.Int
+	ExtraData         []byte
+	Raw               types.Log // Blockchain specific contextual infos
+}
+
+// FilterStateBatchAppended is a free log retrieval operation binding the contract event 0x16be4c5129a4e03cf3350262e181dc02ddfb4a6008d925368c0899fcd97ca9c5.
+//
+// Solidity: event StateBatchAppended(uint256 indexed _batchIndex, bytes32 _batchRoot, uint256 _batchSize, uint256 _prevTotalElements, bytes _extraData)
+func (_StateCommitmentChain *StateCommitmentChainFilterer) FilterStateBatchAppended(opts *bind.FilterOpts, _batchIndex []*big.Int) (*StateCommitmentChainStateBatchAppendedIterator, error) {
+
+	var _batchIndexRule []interface{}
+	for _, _batchIndexItem := range _batchIndex {
+		_batchIndexRule = append(_batchIndexRule, _batchIndexItem)
+	}
+
+	logs, sub, err := _StateCommitmentChain.contract.FilterLogs(opts, "StateBatchAppended", _batchIndexRule)
+	if err != nil {
+		return nil, err
+	}
+	return &StateCommitmentChainStateBatchAppendedIterator{contract: _StateCommitmentChain.contract, event: "StateBatchAppended", logs: logs, sub: sub}, nil
+}
+
+// WatchStateBatchAppended is a free log subscription operation binding the contract event 0x16be4c5129a4e03cf3350262e181dc02ddfb4a6008d925368c0899fcd97ca9c5.
+//
+// Solidity: event StateBatchAppended(uint256 indexed _batchIndex, bytes32 _batchRoot, uint256 _batchSize, uint256 _prevTotalElements, bytes _extraData)
+func (_StateCommitmentChain *StateCommitmentChainFilterer) WatchStateBatchAppended(opts *bind.WatchOpts, sink chan<- *StateCommitmentChainStateBatchAppended, _batchIndex []*big.Int) (event.Subscription, error) {
+
+	var _batchIndexRule []interface{}
+	for _, _batchIndexItem := range _batchIndex {
+		_batchIndexRule = append(_batchIndexRule, _batchIndexItem)
+	}
+
+	logs, sub, err := _StateCommitmentChain.contract.WatchLogs(opts, "StateBatchAppended", _batchIndexRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(StateCommitmentChainStateBatchAppended)
+				if err := _StateCommitmentChain.contract.UnpackLog(event, "StateBatchAppended", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseStateBatchAppended is a log parse operation binding the contract event 0x16be4c5129a4e03cf3350262e181dc02ddfb4a6008d925368c0899fcd97ca9c5.
+//
+// Solidity: event StateBatchAppended(uint256 indexed _batchIndex, bytes32 _batchRoot, uint256 _batchSize, uint256 _prevTotalElements, bytes _extraData)
+func (_StateCommitmentChain *StateCommitmentChainFilterer) ParseStateBatchAppended(log types.Log) (*StateCommitmentChainStateBatchAppended, error) {
+	event := new(StateCommitmentChainStateBatchAppended)
+	if err := _StateCommitmentChain.contract.UnpackLog(event, "StateBatchAppended", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}
+
+// StateCommitmentChainStateBatchDeletedIterator is returned from FilterStateBatchDeleted and is used to iterate over the raw logs and unpacked data for StateBatchDeleted events raised by the StateCommitmentChain contract.
+type StateCommitmentChainStateBatchDeletedIterator struct {
+	Event *StateCommitmentChainStateBatchDeleted // Event containing the contract specifics and raw log
+
+	contract *bind.BoundContract // Generic contract to use for unpacking event data
+	event    string              // Event name to use for unpacking event data
+
+	logs chan types.Log        // Log channel receiving the found contract events
+	sub  ethereum.Subscription // Subscription for errors, completion and termination
+	done bool                  // Whether the subscription completed delivering logs
+	fail error                 // Occurred error to stop iteration
+}
+
+// Next advances the iterator to the subsequent event, returning whether there
+// are any more events found. In case of a retrieval or parsing error, false is
+// returned and Error() can be queried for the exact failure.
+func (it *StateCommitmentChainStateBatchDeletedIterator) Next() bool {
+	// If the iterator failed, stop iterating
+	if it.fail != nil {
+		return false
+	}
+	// If the iterator completed, deliver directly whatever's available
+	if it.done {
+		select {
+		case log := <-it.logs:
+			it.Event = new(StateCommitmentChainStateBatchDeleted)
+			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+				it.fail = err
+				return false
+			}
+			it.Event.Raw = log
+			return true
+
+		default:
+			return false
+		}
+	}
+	// Iterator still in progress, wait for either a data or an error event
+	select {
+	case log := <-it.logs:
+		it.Event = new(StateCommitmentChainStateBatchDeleted)
+		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+			it.fail = err
+			return false
+		}
+		it.Event.Raw = log
+		return true
+
+	case err := <-it.sub.Err():
+		it.done = true
+		it.fail = err
+		return it.Next()
+	}
+}
+
+// Error returns any retrieval or parsing error occurred during filtering.
+func (it *StateCommitmentChainStateBatchDeletedIterator) Error() error {
+	return it.fail
+}
+
+// Close terminates the iteration process, releasing any pending underlying
+// resources.
+func (it *StateCommitmentChainStateBatchDeletedIterator) Close() error {
+	it.sub.Unsubscribe()
+	return nil
+}
+
+// StateCommitmentChainStateBatchDeleted represents a StateBatchDeleted event raised by the StateCommitmentChain contract.
+type StateCommitmentChainStateBatchDeleted struct {
+	BatchIndex *big.Int
+	BatchRoot  [32]byte
+	Raw        types.Log // Blockchain specific contextual infos
+}
+
+// FilterStateBatchDeleted is a free log retrieval operation binding the contract event 0x8747b69ce8fdb31c3b9b0a67bd8049ad8c1a69ea417b69b12174068abd9cbd64.
+//
+// Solidity: event StateBatchDeleted(uint256 indexed _batchIndex, bytes32 _batchRoot)
+func (_StateCommitmentChain *StateCommitmentChainFilterer) FilterStateBatchDeleted(opts *bind.FilterOpts, _batchIndex []*big.Int) (*StateCommitmentChainStateBatchDeletedIterator, error) {
+
+	var _batchIndexRule []interface{}
+	for _, _batchIndexItem := range _batchIndex {
+		_batchIndexRule = append(_batchIndexRule, _batchIndexItem)
+	}
+
+	logs, sub, err := _StateCommitmentChain.contract.FilterLogs(opts, "StateBatchDeleted", _batchIndexRule)
+	if err != nil {
+		return nil, err
+	}
+	return &StateCommitmentChainStateBatchDeletedIterator{contract: _StateCommitmentChain.contract, event: "StateBatchDeleted", logs: logs, sub: sub}, nil
+}
+
+// WatchStateBatchDeleted is a free log subscription operation binding the contract event 0x8747b69ce8fdb31c3b9b0a67bd8049ad8c1a69ea417b69b12174068abd9cbd64.
+//
+// Solidity: event StateBatchDeleted(uint256 indexed _batchIndex, bytes32 _batchRoot)
+func (_StateCommitmentChain *StateCommitmentChainFilterer) WatchStateBatchDeleted(opts *bind.WatchOpts, sink chan<- *StateCommitmentChainStateBatchDeleted, _batchIndex []*big.Int) (event.Subscription, error) {
+
+	var _batchIndexRule []interface{}
+	for _, _batchIndexItem := range _batchIndex {
+		_batchIndexRule = append(_batchIndexRule, _batchIndexItem)
+	}
+
+	logs, sub, err := _StateCommitmentChain.contract.WatchLogs(opts, "StateBatchDeleted", _batchIndexRule)
+	if err != nil {
+		return nil, err
+	}
+	return event.NewSubscription(func(quit <-chan struct{}) error {
+		defer sub.Unsubscribe()
+		for {
+			select {
+			case log := <-logs:
+				// New log arrived, parse the event and forward to the user
+				event := new(StateCommitmentChainStateBatchDeleted)
+				if err := _StateCommitmentChain.contract.UnpackLog(event, "StateBatchDeleted", log); err != nil {
+					return err
+				}
+				event.Raw = log
+
+				select {
+				case sink <- event:
+				case err := <-sub.Err():
+					return err
+				case <-quit:
+					return nil
+				}
+			case err := <-sub.Err():
+				return err
+			case <-quit:
+				return nil
+			}
+		}
+	}), nil
+}
+
+// ParseStateBatchDeleted is a log parse operation binding the contract event 0x8747b69ce8fdb31c3b9b0a67bd8049ad8c1a69ea417b69b12174068abd9cbd64.
+//
+// Solidity: event StateBatchDeleted(uint256 indexed _batchIndex, bytes32 _batchRoot)
+func (_StateCommitmentChain *StateCommitmentChainFilterer) ParseStateBatchDeleted(log types.Log) (*StateCommitmentChainStateBatchDeleted, error) {
+	event := new(StateCommitmentChainStateBatchDeleted)
+	if err := _StateCommitmentChain.contract.UnpackLog(event, "StateBatchDeleted", log); err != nil {
+		return nil, err
+	}
+	event.Raw = log
+	return event, nil
+}

op-chain-ops/cmd/rollover/main.go

+package main
+
+import (
+	"context"
+	"errors"
+	"fmt"
+	"math/big"
+	"os"
+	"sync"
+	"time"
+
+	"github.com/ethereum/go-ethereum/common/hexutil"
+
+	"github.com/ethereum-optimism/optimism/op-bindings/bindings"
+	legacy_bindings "github.com/ethereum-optimism/optimism/op-bindings/legacy-bindings"
+	"github.com/ethereum/go-ethereum/ethclient"
+
+	"github.com/ethereum-optimism/optimism/op-chain-ops/util"
+	"github.com/ethereum/go-ethereum/accounts/abi/bind"
+	"github.com/ethereum/go-ethereum/common"
+	"github.com/ethereum/go-ethereum/log"
+	"github.com/ethereum/go-ethereum/rpc"
+	"github.com/urfave/cli/v2"
+)
+
+func main() {
+	app := cli.NewApp()
+	app.Name = "rollover"
+	app.Usage = "Commands for assisting in the rollover of the system"
+
+	var flags []cli.Flag
+	flags = append(flags, util.ClientsFlags...)
+	flags = append(flags, util.AddressesFlags...)
+
+	app.Commands = []*cli.Command{
+		{
+			Name:  "deposits",
+			Usage: "Ensures that all deposits have been ingested into L2",
+			Flags: flags,
+			Action: func(cliCtx *cli.Context) error {
+				clients, err := util.NewClients(cliCtx)
+				if err != nil {
+					return err
+				}
+
+				addresses, err := util.NewAddresses(cliCtx)
+				if err != nil {
+					return err
+				}
+
+				log.Info("Connecting to AddressManager", "address", addresses.AddressManager)
+				addressManager, err := bindings.NewAddressManager(addresses.AddressManager, clients.L1Client)
+				if err != nil {
+					return err
+				}
+
+				for {
+					shutoffBlock, err := addressManager.GetAddress(&bind.CallOpts{}, "DTL_SHUTOFF_BLOCK")
+					if err != nil {
+						return err
+					}
+					if num := shutoffBlock.Big(); num.Cmp(common.Big0) != 0 {
+						log.Info("DTL_SHUTOFF_BLOCK is set", "number", num.Uint64())
+						break
+					}
+					log.Info("DTL_SHUTOFF_BLOCK not set yet")
+					time.Sleep(3 * time.Second)
+				}
+
+				log.Info("Connecting to CanonicalTransactionChain", "address", addresses.CanonicalTransactionChain)
+				ctc, err := legacy_bindings.NewCanonicalTransactionChain(addresses.CanonicalTransactionChain, clients.L1Client)
+				if err != nil {
+					return err
+				}
+
+				queueLength, err := ctc.GetQueueLength(&bind.CallOpts{})
+				if err != nil {
+					return err
+				}
+
+				totalElements, err := ctc.GetTotalElements(&bind.CallOpts{})
+				if err != nil {
+					return err
+				}
+
+				totalBatches, err := ctc.GetTotalBatches(&bind.CallOpts{})
+				if err != nil {
+					return err
+				}
+
+				pending, err := ctc.GetNumPendingQueueElements(&bind.CallOpts{})
+				if err != nil {
+					return err
+				}
+
+				log.Info(
+					"CanonicalTransactionChain",
+					"address", addresses.CanonicalTransactionChain,
+					"queue-length", queueLength,
+					"total-elements", totalElements,
+					"total-batches", totalBatches,
+					"pending", pending,
+				)
+
+				blockNumber, err := clients.L2Client.BlockNumber(context.Background())
+				if err != nil {
+					return err
+				}
+				log.Info("Searching backwards for final deposit", "start", blockNumber)
+
+				for {
+					bn := new(big.Int).SetUint64(blockNumber)
+					log.Info("Checking L2 block", "number", bn)
+
+					block, err := clients.L2Client.BlockByNumber(context.Background(), bn)
+					if err != nil {
+						return err
+					}
+
+					if length := len(block.Transactions()); length != 1 {
+						return fmt.Errorf("unexpected number of transactions in block: %d", length)
+					}
+
+					tx := block.Transactions()[0]
+					hash := tx.Hash()
+					json, err := legacyTransactionByHash(clients.L2RpcClient, hash)
+					if err != nil {
+						return err
+					}
+					if json.QueueOrigin == "l1" {
+						if json.QueueIndex == nil {
+							// This should never happen
+							return errors.New("queue index is nil")
+						}
+						queueIndex := uint64(*json.QueueIndex)
+						if queueIndex == queueLength.Uint64()-1 {
+							log.Info("Found final deposit in l2geth", "queue-index", queueIndex)
+							break
+						}
+						if queueIndex < queueLength.Uint64() {
+							return errors.New("missed final deposit")
+						}
+					}
+					blockNumber--
+				}
+
+				finalPending, err := ctc.GetNumPendingQueueElements(&bind.CallOpts{})
+				if err != nil {
+					return err
+				}
+				log.Info("Remaining deposits that must be submitted", "count", finalPending)
+				return nil
+			},
+		},
+		{
+			Name:  "batches",
+			Usage: "Ensures that all batches have been submitted to L1",
+			Flags: flags,
+			Action: func(cliCtx *cli.Context) error {
+				clients, err := util.NewClients(cliCtx)
+				if err != nil {
+					return err
+				}
+
+				addresses, err := util.NewAddresses(cliCtx)
+				if err != nil {
+					return err
+				}
+
+				log.Info("Connecting to CanonicalTransactionChain", "address", addresses.CanonicalTransactionChain)
+				ctc, err := legacy_bindings.NewCanonicalTransactionChain(addresses.CanonicalTransactionChain, clients.L1Client)
+				if err != nil {
+					return err
+				}
+
+				log.Info("Connecting to StateCommitmentChain", "address", addresses.StateCommitmentChain)
+				scc, err := legacy_bindings.NewStateCommitmentChain(addresses.StateCommitmentChain, clients.L1Client)
+				if err != nil {
+					return err
+				}
+
+				var wg sync.WaitGroup
+
+				log.Info("Waiting for CanonicalTransactionChain")
+				wg.Add(1)
+				go waitForTotalElements(&wg, ctc, clients.L2Client)
+
+				log.Info("Waiting for StateCommitmentChain")
+				wg.Add(1)
+				go waitForTotalElements(&wg, scc, clients.L2Client)
+
+				wg.Wait()
+				log.Info("All batches have been submitted")
+
+				return nil
+			},
+		},
+	}
+
+	if err := app.Run(os.Args); err != nil {
+		log.Crit("Application failed", "message", err)
+	}
+}
+
+// RollupContract represents a legacy rollup contract interface that
+// exposes the GetTotalElements function. Both the StateCommitmentChain
+// and the CanonicalTransactionChain implement this interface.
+type RollupContract interface {
+	GetTotalElements(opts *bind.CallOpts) (*big.Int, error)
+}
+
+// waitForTotalElements will poll to see
+func waitForTotalElements(wg *sync.WaitGroup, contract RollupContract, client *ethclient.Client) {
+	defer wg.Done()
+
+	for {
+		bn, err := client.BlockNumber(context.Background())
+		if err != nil {
+			log.Error("cannot fetch blocknumber", "error", err)
+			time.Sleep(3 * time.Second)
+			continue
+		}
+		totalElements, err := contract.GetTotalElements(&bind.CallOpts{})
+		if err != nil {
+			log.Error("cannot fetch total elements", "error", err)
+			time.Sleep(3 * time.Second)
+			continue
+		}
+
+		if totalElements.Uint64() == bn {
+			return
+		}
+		log.Info("Waiting for elements to be submitted", "count", totalElements.Uint64()-bn, "height", bn, "total-elements", totalElements.Uint64())
+
+		time.Sleep(3 * time.Second)
+	}
+}
+
+// legacyTransactionByHash will fetch a transaction by hash and be sure to decode
+// the additional fields added to legacy transactions.
+func legacyTransactionByHash(client *rpc.Client, hash common.Hash) (*RPCTransaction, error) {
+	var json *RPCTransaction
+	err := client.CallContext(context.Background(), &json, "eth_getTransactionByHash", hash)
+	if err != nil {
+		return nil, err
+	}
+	return json, nil
+}
+
+// RPCTransaction represents a transaction that will serialize to the RPC representation of a
+// transaction. This handles the extra legacy fields added to transactions.
+type RPCTransaction struct {
+	BlockHash        *common.Hash    `json:"blockHash"`
+	BlockNumber      *hexutil.Big    `json:"blockNumber"`
+	From             common.Address  `json:"from"`
+	Gas              hexutil.Uint64  `json:"gas"`
+	GasPrice         *hexutil.Big    `json:"gasPrice"`
+	Hash             common.Hash     `json:"hash"`
+	Input            hexutil.Bytes   `json:"input"`
+	Nonce            hexutil.Uint64  `json:"nonce"`
+	To               *common.Address `json:"to"`
+	TransactionIndex *hexutil.Uint64 `json:"transactionIndex"`
+	Value            *hexutil.Big    `json:"value"`
+	V                *hexutil.Big    `json:"v"`
+	R                *hexutil.Big    `json:"r"`
+	S                *hexutil.Big    `json:"s"`
+	QueueOrigin      string          `json:"queueOrigin"`
+	L1TxOrigin       *common.Address `json:"l1TxOrigin"`
+	L1BlockNumber    *hexutil.Big    `json:"l1BlockNumber"`
+	L1Timestamp      hexutil.Uint64  `json:"l1Timestamp"`
+	Index            *hexutil.Uint64 `json:"index"`
+	QueueIndex       *hexutil.Uint64 `json:"queueIndex"`
+	RawTransaction   hexutil.Bytes   `json:"rawTransaction"`
+}

op-chain-ops/cmd/withdrawals/main.go

@@ -18,6 +18,7 @@ import (
 	"github.com/ethereum-optimism/optimism/op-bindings/predeploys"
 	"github.com/ethereum-optimism/optimism/op-chain-ops/crossdomain"
 	"github.com/ethereum-optimism/optimism/op-chain-ops/genesis"
+	"github.com/ethereum-optimism/optimism/op-chain-ops/util"
 	"github.com/ethereum/go-ethereum/accounts/abi/bind"
 	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/common/hexutil"
@@ -25,9 +26,7 @@ import (
 	"github.com/ethereum/go-ethereum/crypto"
 	"github.com/ethereum/go-ethereum/eth/tracers"
 	"github.com/ethereum/go-ethereum/ethclient"
-	"github.com/ethereum/go-ethereum/ethclient/gethclient"
 	"github.com/ethereum/go-ethereum/log"
-	"github.com/ethereum/go-ethereum/rpc"
 )
 
 // abiTrue represents the storage representation of the boolean
@@ -115,7 +114,7 @@ func main() {
 			},
 		},
 		Action: func(ctx *cli.Context) error {
-			clients, err := newClients(ctx)
+			clients, err := util.NewClients(ctx)
 			if err != nil {
 				return err
 			}
@@ -433,7 +432,7 @@ func main() {
 }
 
 // callTrace will call `debug_traceTransaction` on a remote node
-func callTrace(c *clients, receipt *types.Receipt) (callFrame, error) {
+func callTrace(c *util.Clients, receipt *types.Receipt) (callFrame, error) {
 	var finalizationTrace callFrame
 	tracer := "callTracer"
 	traceConfig := tracers.TraceConfig{
@@ -558,7 +557,7 @@ func handleFinalizeERC20Withdrawal(args []any, receipt *types.Receipt, l1Standar
 // proveWithdrawalTransaction will build the data required for proving a
 // withdrawal and then send the transaction and make sure that it is included
 // and successful and then wait for the finalization period to elapse.
-func proveWithdrawalTransaction(c *contracts, cl *clients, opts *bind.TransactOpts, withdrawal *crossdomain.Withdrawal, bn, finalizationPeriod *big.Int) error {
+func proveWithdrawalTransaction(c *contracts, cl *util.Clients, opts *bind.TransactOpts, withdrawal *crossdomain.Withdrawal, bn, finalizationPeriod *big.Int) error {
 	l2OutputIndex, outputRootProof, trieNodes, err := createOutput(withdrawal, c.L2OutputOracle, bn, cl)
 	if err != nil {
 		return err
@@ -614,7 +613,7 @@ func proveWithdrawalTransaction(c *contracts, cl *clients, opts *bind.TransactOp
 
 func finalizeWithdrawalTransaction(
 	c *contracts,
-	cl *clients,
+	cl *util.Clients,
 	opts *bind.TransactOpts,
 	wd *crossdomain.LegacyWithdrawal,
 	withdrawal *crossdomain.Withdrawal,
@@ -699,67 +698,6 @@ func newContracts(ctx *cli.Context, l1Backend, l2Backend bind.ContractBackend) (
 	}, nil
 }
 
-// clients represents a set of initialized RPC clients
-type clients struct {
-	L1Client     *ethclient.Client
-	L2Client     *ethclient.Client
-	L1RpcClient  *rpc.Client
-	L2RpcClient  *rpc.Client
-	L1GethClient *gethclient.Client
-	L2GethClient *gethclient.Client
-}
-
-// newClients will create new RPC clients
-func newClients(ctx *cli.Context) (*clients, error) {
-	l1RpcURL := ctx.String("l1-rpc-url")
-	l1Client, err := ethclient.Dial(l1RpcURL)
-	if err != nil {
-		return nil, err
-	}
-	l1ChainID, err := l1Client.ChainID(context.Background())
-	if err != nil {
-		return nil, err
-	}
-
-	l2RpcURL := ctx.String("l2-rpc-url")
-	l2Client, err := ethclient.Dial(l2RpcURL)
-	if err != nil {
-		return nil, err
-	}
-	l2ChainID, err := l2Client.ChainID(context.Background())
-	if err != nil {
-		return nil, err
-	}
-
-	l1RpcClient, err := rpc.DialContext(context.Background(), l1RpcURL)
-	if err != nil {
-		return nil, err
-	}
-
-	l2RpcClient, err := rpc.DialContext(context.Background(), l2RpcURL)
-	if err != nil {
-		return nil, err
-	}
-
-	l1GethClient := gethclient.New(l1RpcClient)
-	l2GethClient := gethclient.New(l2RpcClient)
-
-	log.Info(
-		"Set up RPC clients",
-		"l1-chain-id", l1ChainID,
-		"l2-chain-id", l2ChainID,
-	)
-
-	return &clients{
-		L1Client:     l1Client,
-		L2Client:     l2Client,
-		L1RpcClient:  l1RpcClient,
-		L2RpcClient:  l2RpcClient,
-		L1GethClient: l1GethClient,
-		L2GethClient: l2GethClient,
-	}, nil
-}
-
 // newWithdrawals will create a set of legacy withdrawals
 func newWithdrawals(ctx *cli.Context, l1ChainID *big.Int) ([]*crossdomain.LegacyWithdrawal, error) {
 	ovmMsgs := ctx.String("ovm-messages")
@@ -849,7 +787,7 @@ func createOutput(
 	withdrawal *crossdomain.Withdrawal,
 	oracle *bindings.L2OutputOracle,
 	blockNumber *big.Int,
-	clients *clients,
+	clients *util.Clients,
 ) (*big.Int, bindings.TypesOutputRootProof, [][]byte, error) {
 	// compute the storage slot that the withdrawal is stored in
 	slot, err := withdrawal.StorageSlot()

op-chain-ops/util/util.go

 package util
 
 import (
+	"context"
+	"fmt"
+
+	"github.com/ethereum/go-ethereum/common"
+	"github.com/ethereum/go-ethereum/ethclient"
+	"github.com/ethereum/go-ethereum/ethclient/gethclient"
 	"github.com/ethereum/go-ethereum/log"
+	"github.com/ethereum/go-ethereum/rpc"
+	"github.com/urfave/cli/v2"
 )
 
 func ProgressLogger(n int, msg string) func(...any) {
@@ -15,3 +23,171 @@ func ProgressLogger(n int, msg string) func(...any) {
 		log.Info(msg, append([]any{"count", i}, args...)...)
 	}
 }
+
+// clients represents a set of initialized RPC clients
+type Clients struct {
+	L1Client     *ethclient.Client
+	L2Client     *ethclient.Client
+	L1RpcClient  *rpc.Client
+	L2RpcClient  *rpc.Client
+	L1GethClient *gethclient.Client
+	L2GethClient *gethclient.Client
+}
+
+// NewClients will create new RPC clients from a CLI context
+func NewClients(ctx *cli.Context) (*Clients, error) {
+	l1RpcURL := ctx.String("l1-rpc-url")
+	l1Client, err := ethclient.Dial(l1RpcURL)
+	if err != nil {
+		return nil, err
+	}
+	l1ChainID, err := l1Client.ChainID(context.Background())
+	if err != nil {
+		return nil, err
+	}
+
+	l2RpcURL := ctx.String("l2-rpc-url")
+	l2Client, err := ethclient.Dial(l2RpcURL)
+	if err != nil {
+		return nil, err
+	}
+	l2ChainID, err := l2Client.ChainID(context.Background())
+	if err != nil {
+		return nil, err
+	}
+
+	l1RpcClient, err := rpc.DialContext(context.Background(), l1RpcURL)
+	if err != nil {
+		return nil, err
+	}
+
+	l2RpcClient, err := rpc.DialContext(context.Background(), l2RpcURL)
+	if err != nil {
+		return nil, err
+	}
+
+	l1GethClient := gethclient.New(l1RpcClient)
+	l2GethClient := gethclient.New(l2RpcClient)
+
+	log.Info(
+		"Set up RPC clients",
+		"l1-chain-id", l1ChainID,
+		"l2-chain-id", l2ChainID,
+	)
+
+	return &Clients{
+		L1Client:     l1Client,
+		L2Client:     l2Client,
+		L1RpcClient:  l1RpcClient,
+		L2RpcClient:  l2RpcClient,
+		L1GethClient: l1GethClient,
+		L2GethClient: l2GethClient,
+	}, nil
+}
+
+// ClientsFlags represent the flags associated with creating RPC clients.
+var ClientsFlags = []cli.Flag{
+	&cli.StringFlag{
+		Name:     "l1-rpc-url",
+		Required: true,
+		Usage:    "L1 RPC URL",
+		EnvVars:  []string{"L1_RPC_URL"},
+	},
+	&cli.StringFlag{
+		Name:     "l2-rpc-url",
+		Required: true,
+		Usage:    "L2 RPC URL",
+		EnvVars:  []string{"L2_RPC_URL"},
+	},
+}
+
+// Addresses represents the address values of various contracts. The values can
+// be easily populated via a [cli.Context].
+type Addresses struct {
+	AddressManager            common.Address
+	OptimismPortal            common.Address
+	L1StandardBridge          common.Address
+	L1CrossDomainMessenger    common.Address
+	CanonicalTransactionChain common.Address
+	StateCommitmentChain      common.Address
+}
+
+// AddressesFlags represent the flags associated with address parsing.
+var AddressesFlags = []cli.Flag{
+	&cli.StringFlag{
+		Name:    "address-manager-address",
+		Usage:   "AddressManager address",
+		EnvVars: []string{"ADDRESS_MANAGER_ADDRESS"},
+	},
+	&cli.StringFlag{
+		Name:    "optimism-portal-address",
+		Usage:   "OptimismPortal address",
+		EnvVars: []string{"OPTIMISM_PORTAL_ADDRESS"},
+	},
+	&cli.StringFlag{
+		Name:    "l1-standard-bridge-address",
+		Usage:   "L1StandardBridge address",
+		EnvVars: []string{"L1_STANDARD_BRIDGE_ADDRESS"},
+	},
+	&cli.StringFlag{
+		Name:    "l1-crossdomain-messenger-address",
+		Usage:   "L1CrossDomainMessenger address",
+		EnvVars: []string{"L1_CROSSDOMAIN_MESSENGER_ADDRESS"},
+	},
+	&cli.StringFlag{
+		Name:    "canonical-transaction-chain-address",
+		Usage:   "CanonicalTransactionChain address",
+		EnvVars: []string{"CANONICAL_TRANSACTION_CHAIN_ADDRESS"},
+	},
+	&cli.StringFlag{
+		Name:    "state-commitment-chain-address",
+		Usage:   "StateCommitmentChain address",
+		EnvVars: []string{"STATE_COMMITMENT_CHAIN_ADDRESS"},
+	},
+}
+
+// NewAddresses populates an Addresses struct given a [cli.Context].
+// This is useful for writing scripts that interact with smart contracts.
+func NewAddresses(ctx *cli.Context) (*Addresses, error) {
+	var addresses Addresses
+	var err error
+
+	addresses.AddressManager, err = parseAddress(ctx, "address-manager-address")
+	if err != nil {
+		return nil, err
+	}
+	addresses.OptimismPortal, err = parseAddress(ctx, "optimism-portal-address")
+	if err != nil {
+		return nil, err
+	}
+	addresses.L1StandardBridge, err = parseAddress(ctx, "l1-standard-bridge-address")
+	if err != nil {
+		return nil, err
+	}
+	addresses.L1CrossDomainMessenger, err = parseAddress(ctx, "l1-crossdomain-messenger-address")
+	if err != nil {
+		return nil, err
+	}
+	addresses.CanonicalTransactionChain, err = parseAddress(ctx, "canonical-transaction-chain-address")
+	if err != nil {
+		return nil, err
+	}
+	addresses.StateCommitmentChain, err = parseAddress(ctx, "state-commitment-chain-address")
+	if err != nil {
+		return nil, err
+	}
+	return &addresses, nil
+}
+
+// parseAddress will parse a [common.Address] from a [cli.Context] and return
+// an error if the configured address is not correct.
+func parseAddress(ctx *cli.Context, name string) (common.Address, error) {
+	value := ctx.String(name)
+	if value == "" {
+		return common.Address{}, nil
+	}
+	if !common.IsHexAddress(value) {
+		return common.Address{}, fmt.Errorf("invalid address: %s", value)
+	}
+	return common.HexToAddress(value), nil
+}

packages/contracts-bedrock/tasks/index.ts

@@ -8,6 +8,4 @@ import './solidity'
 import './accounts'
 import './check-l2'
 import './update-dynamic-oracle-config'
-import './wait-for-final-batch'
-import './wait-for-final-deposit'
 import './generate-deploy-config'

packages/contracts-bedrock/tasks/wait-for-final-batch.ts

-import { task, types } from 'hardhat/config'
-import '@nomiclabs/hardhat-ethers'
-import 'hardhat-deploy'
-import { HardhatRuntimeEnvironment } from 'hardhat/types'
-import { Contract } from 'ethers'
-import { sleep } from '@eth-optimism/core-utils'
-
-task('wait-for-final-batch', 'Waits for the final batch to be submitted')
-  .addParam(
-    'l1RpcUrl',
-    'L1 RPC URL remote node',
-    'http://127.0.0.1:8545',
-    types.string
-  )
-  .addParam(
-    'l2RpcUrl',
-    'L2 RPC URL remote node',
-    'http://127.0.0.1:9545',
-    types.string
-  )
-  .setAction(async (args, hre: HardhatRuntimeEnvironment) => {
-    const l1Provider = new hre.ethers.providers.StaticJsonRpcProvider(
-      args.l1RpcUrl
-    )
-    const l2Provider = new hre.ethers.providers.StaticJsonRpcProvider(
-      args.l2RpcUrl
-    )
-
-    const Deployment__CanonicalTransactionChain = await hre.deployments.get(
-      'CanonicalTransactionChain'
-    )
-    const CanonicalTransactionChain = new hre.ethers.Contract(
-      Deployment__CanonicalTransactionChain.address,
-      Deployment__CanonicalTransactionChain.abi,
-      l1Provider
-    )
-
-    const Deployment__StateCommitmentChain = await hre.deployments.get(
-      'StateCommitmentChain'
-    )
-
-    const StateCommitmentChain = new hre.ethers.Contract(
-      Deployment__StateCommitmentChain.address,
-      Deployment__StateCommitmentChain.abi,
-      l1Provider
-    )
-
-    const wait = async (contract: Contract) => {
-      let height = await l2Provider.getBlockNumber()
-      let totalElements = await contract.getTotalElements()
-      console.log(`  - height: ${height}`)
-      console.log(`  - totalElements: ${totalElements}`)
-
-      while (totalElements.toNumber() !== height) {
-        console.log('Total elements does not match')
-        console.log(`  - height: ${height}`)
-        console.log(`  - totalElements: ${totalElements}`)
-        console.log(
-          `Waiting for ${height - totalElements} elements to be submitted`
-        )
-        totalElements = await contract.getTotalElements()
-        height = await l2Provider.getBlockNumber()
-        await sleep(5 * 1000)
-      }
-    }
-
-    console.log('Waiting for the CanonicalTransactionChain...')
-    await wait(CanonicalTransactionChain)
-    console.log('All transaction batches have been submitted')
-    console.log()
-
-    console.log('Waiting for the StateCommitmentChain...')
-    await wait(StateCommitmentChain)
-    console.log('All state root batches have been submitted')
-    console.log()
-
-    console.log('All batches have been submitted')
-  })

packages/contracts-bedrock/tasks/wait-for-final-deposit.ts

-import { task, types } from 'hardhat/config'
-import '@nomiclabs/hardhat-ethers'
-import 'hardhat-deploy'
-import { HardhatRuntimeEnvironment } from 'hardhat/types'
-import { BigNumber } from 'ethers'
-import { sleep, toRpcHexString } from '@eth-optimism/core-utils'
-
-task('wait-for-final-deposit', 'Waits for the final deposit to be ingested')
-  .addParam(
-    'l1RpcUrl',
-    'L1 RPC URL remote node',
-    'http://127.0.0.1:8545',
-    types.string
-  )
-  .addParam(
-    'l2RpcUrl',
-    'L2 RPC URL remote node',
-    'http://127.0.0.1:9545',
-    types.string
-  )
-  .setAction(async (args, hre: HardhatRuntimeEnvironment) => {
-    const l1Provider = new hre.ethers.providers.StaticJsonRpcProvider(
-      args.l1RpcUrl
-    )
-
-    const l2Provider = new hre.ethers.providers.StaticJsonRpcProvider(
-      args.l2RpcUrl
-    )
-
-    // Handle legacy deployments
-    let Deployment__AddressManager = await hre.deployments.getOrNull(
-      'Lib_AddressManager'
-    )
-    if (!Deployment__AddressManager) {
-      Deployment__AddressManager = await hre.deployments.get('AddressManager')
-    }
-
-    const AddressManager = new hre.ethers.Contract(
-      Deployment__AddressManager.address,
-      Deployment__AddressManager.abi,
-      l1Provider
-    )
-
-    const Deployment__CanonicalTransactionChain = await hre.deployments.get(
-      'CanonicalTransactionChain'
-    )
-    const CanonicalTransactionChain = new hre.ethers.Contract(
-      Deployment__CanonicalTransactionChain.address,
-      Deployment__CanonicalTransactionChain.abi,
-      l1Provider
-    )
-
-    // Wait for DTL_SHUTOFF_BLOCK block to be set in the AddressManager
-    let dtlShutoffBlock = BigNumber.from(0)
-    while (true) {
-      console.log('Waiting for DTL shutoff block to be set...')
-      const val = await AddressManager.getAddress('DTL_SHUTOFF_BLOCK')
-      dtlShutoffBlock = BigNumber.from(val)
-      if (!dtlShutoffBlock.eq(0)) {
-        break
-      }
-      await sleep(3000)
-    }
-
-    console.log(`DTL shutoff block ${dtlShutoffBlock.toString()}`)
-
-    let pending = await CanonicalTransactionChain.getNumPendingQueueElements()
-    console.log(`${pending} deposits must be batch submitted`)
-
-    // Now query the number of queue elements in the CTC
-    const queueLength = await CanonicalTransactionChain.getQueueLength()
-    console.log(`Total number of deposits: ${queueLength}`)
-
-    console.log('Searching backwards for final deposit')
-    let height = await l2Provider.getBlockNumber()
-    while (true) {
-      console.log(`Trying block ${height}`)
-      const hex = toRpcHexString(height)
-      const b = await l2Provider.send('eth_getBlockByNumber', [hex, true])
-      const tx = b.transactions[0]
-      if (tx === undefined) {
-        throw new Error(`unable to fetch transaction`)
-      }
-
-      if (tx.queueOrigin === 'l1') {
-        const queueIndex = BigNumber.from(tx.queueIndex).toNumber()
-        if (queueIndex === queueLength - 1) {
-          break
-        }
-        if (queueIndex < queueLength) {
-          throw new Error(
-            `Missed the final deposit. queueIndex ${queueIndex}, queueLength ${queueLength}`
-          )
-        }
-      }
-      height--
-    }
-
-    console.log('Final deposit has been ingested by l2geth')
-    pending = await CanonicalTransactionChain.getNumPendingQueueElements()
-    console.log(`${pending} deposits must be batch submitted`)
-  })

packages/contracts/scripts/legacy-bindings.sh

@@ -7,7 +7,7 @@ if [ ! -d "$OUTDIR" ]; then
     exit 1
 fi
 
-CONTRACTS=("CanonicalTransactionChain")
+CONTRACTS=("CanonicalTransactionChain" "StateCommitmentChain")
 PKG=legacy_bindings
 
 for contract in ${CONTRACTS[@]}; do