chore: use ethereum ec lib instead of btc (#59)

Author: meyer9

go.mod

@@ -3,7 +3,6 @@ module github.com/base/base-bench
 go 1.22.8
 
 require (
-	github.com/btcsuite/btcd/btcec/v2 v2.3.4
 	github.com/ethereum-optimism/optimism v1.12.2
 	github.com/ethereum/go-ethereum v1.15.3
 	github.com/go-yaml/yaml v2.1.0+incompatible

go.sum

@@ -17,8 +17,6 @@ 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/bits-and-blooms/bitset v1.20.0 h1:2F+rfL86jE2d/bmw7OhqUg2Sj/1rURkBn3MdfoPyRVU=
 github.com/bits-and-blooms/bitset v1.20.0/go.mod h1:7hO7Gc7Pp1vODcmWvKMRA9BNmbv6a/7QIWpPxHddWR8=
-github.com/btcsuite/btcd/btcec/v2 v2.3.4 h1:3EJjcN70HCu/mwqlUsGK8GcNVyLVxFDlWurTXGPFfiQ=
-github.com/btcsuite/btcd/btcec/v2 v2.3.4/go.mod h1:zYzJ8etWJQIv1Ogk7OzpWjowwOdXY1W/17j2MW85J04=
 github.com/cespare/cp v0.1.0 h1:SE+dxFebS7Iik5LK0tsi1k9ZCxEaFX4AjQmoyA+1dJk=
 github.com/cespare/cp v0.1.0/go.mod h1:SOGHArjBr4JWaSDEVpWpo/hNg6RoKrls6Oh40hiwW+s=
 github.com/cespare/xxhash/v2 v2.2.0/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs=

runner/payload/contract_worker.go

@@ -9,7 +9,6 @@ import (
 
 	"github.com/base/base-bench/runner/benchmark"
 	"github.com/base/base-bench/runner/network/mempool"
-	"github.com/btcsuite/btcd/btcec/v2"
 	"github.com/ethereum-optimism/optimism/op-service/retry"
 	"github.com/ethereum/go-ethereum/accounts/abi"
 	"github.com/ethereum/go-ethereum/common"
@@ -56,15 +55,18 @@ func NewContractPayloadWorker(log log.Logger, elRPCURL string, params benchmark.
 	}
 
 	chainID := params.Genesis(time.Now()).Config.ChainID
-	priv, _ := btcec.PrivKeyFromBytes(prefundedPrivateKey)
+	priv, err := crypto.ToECDSA(prefundedPrivateKey)
+	if err != nil {
+		return nil, nil, fmt.Errorf("failed to convert private key: %w", err)
+	}
 
 	t := &ContractPayloadWorker{
 		log:                         log,
 		client:                      client,
 		mempool:                     mempool,
 		params:                      params,
 		chainID:                     chainID,
-		prefundedAccount:            priv.ToECDSA(),
+		prefundedAccount:            priv,
 		prefundAmount:               prefundAmount,
 		ContractPayloadWorkerConfig: config,
 	}

runner/payload/worker.go

@@ -3,14 +3,14 @@ package payload
 import (
 	"context"
 	"crypto/ecdsa"
+	"fmt"
 	"math/big"
 	"time"
 
 	"math/rand"
 
 	"github.com/base/base-bench/runner/benchmark"
 	"github.com/base/base-bench/runner/network/mempool"
-	"github.com/btcsuite/btcd/btcec/v2"
 	"github.com/ethereum-optimism/optimism/op-service/retry"
 	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/core/types"
@@ -59,15 +59,18 @@ func NewTransferPayloadWorker(log log.Logger, elRPCURL string, params benchmark.
 	}
 
 	chainID := params.Genesis(time.Now()).Config.ChainID
-	priv, _ := btcec.PrivKeyFromBytes(prefundedPrivateKey)
+	priv, err := crypto.ToECDSA(prefundedPrivateKey)
+	if err != nil {
+		return nil, nil, fmt.Errorf("failed to convert private key: %w", err)
+	}
 
 	t := &TransferOnlyPayloadWorker{
 		log:              log,
 		client:           client,
 		mempool:          mempool,
 		params:           params,
 		chainID:          chainID,
-		prefundedAccount: priv.ToECDSA(),
+		prefundedAccount: priv,
 		prefundAmount:    prefundAmount,
 	}
 
@@ -86,7 +89,7 @@ func (t *TransferOnlyPayloadWorker) generateAccounts() error {
 
 	src := rand.New(rand.NewSource(100))
 	for i := 0; i < numAccounts; i++ {
-		key, err := ecdsa.GenerateKey(btcec.S256(), src)
+		key, err := ecdsa.GenerateKey(crypto.S256(), src)
 		if err != nil {
 			return err
 		}