Add support to multi-account to loadtest (#591)

* feat: add account pool to loadtest

* fix linter and doc gen issues

* loadtests: add reusable nonces; refactoring account pool usage;

* refactoring FundAccounts to work concurrently

* loadtest: add multi-account suppor to all modes

* fix loadtest to use funding account when only 1 account must be generated

* review eth amount flags to use value in wei intead of decimal eth values

* loadtest refund mechanism; fixed finish check taking too long;

* add loadtest support to a file with private keys to set the sending addresses

* feat: adding proxy support

* loadtest: review nonce retry; review return funds tx fee

* loadtest: fix add reusable nonce; check funding account balance

* update doc

* remove unnecessary commented code

* loadtest: increase log level from trace for debug for some logs

* remove unnecessary files

* refactoring rate-limit; fix tests

* fix import

* loadtest: add check limits back; improve logs; improve tx error check;

* loadtest: fix eip-1559 txs base fee

* loadtest: fix linter issue

* loadtest: use feeHistory to define maxFeePerGas

* loadtest: add mutex to control fee updates

* loadtest: fix mutex copy issue

* upgrade ci go version

* fix copilot review issues

* loadtest: fix docs; fix summary; better name for fundingAmount in wei

* loadtest: fix EIP-1559 fee race condition

* loadtest: docs improvements

* loadtest: refactor maxFeePerGas computation;

* loadtest: fix force and improve  maxFeePerGas; read nonce support to start nonce;

* loadtest: refactor getSugetSuggestedGasPrices; refactor account pool return funds to retry when overshot error

---------

Co-authored-by: John Hilliard <[email protected]>

Author: tclemos

.github/workflows/ci.yml

@@ -14,7 +14,7 @@ concurrency:
   cancel-in-progress: true
 
 env:
-  GO_VERSION: "1.23" # https://go.dev/dl/
+  GO_VERSION: "1.24.1" # https://go.dev/dl/
   FOUNDRY_VERSION: stable
 
 jobs:

.github/workflows/release.yml

@@ -10,7 +10,7 @@ permissions:
   contents: write
 
 env:
-  GO_VERSION: "1.23"
+  GO_VERSION: "1.24.1"
 
 jobs:
   manual-release:

cmd/fund/cmd.go

@@ -2,7 +2,6 @@ package fund
 
 import (
 	"errors"
-	"math"
 
 	_ "embed"
 
@@ -28,7 +27,7 @@ type cmdFundParams struct {
 	WalletsNumber      *uint64
 	UseHDDerivation    *bool
 	WalletAddresses    *[]string
-	FundingAmountInEth *float64
+	FundingAmountInWei *uint64
 	OutputFile         *string
 
 	FunderAddress *string
@@ -68,7 +67,7 @@ func init() {
 	p.WalletsNumber = flagSet.Uint64P("number", "n", 10, "The number of wallets to fund")
 	p.UseHDDerivation = flagSet.Bool("hd-derivation", true, "Derive wallets to fund from the private key in a deterministic way")
 	p.WalletAddresses = flagSet.StringSlice("addresses", nil, "Comma-separated list of wallet addresses to fund")
-	p.FundingAmountInEth = flagSet.Float64P("eth-amount", "a", 0.05, "The amount of ether to send to each wallet")
+	p.FundingAmountInWei = flagSet.Uint64P("eth-amount", "a", 50000000000000000, "The amount of wei to send to each wallet")
 	p.OutputFile = flagSet.StringP("file", "f", "wallets.json", "The output JSON file path for storing the addresses and private keys of funded wallets")
 
 	// Marking flags as mutually exclusive
@@ -99,8 +98,8 @@ func checkFlags() error {
 	if params.WalletsNumber != nil && *params.WalletsNumber == 0 {
 		return errors.New("the number of wallets to fund is set to zero")
 	}
-	if params.FundingAmountInEth != nil && math.Abs(*params.FundingAmountInEth) <= 1e-9 {
-		return errors.New("the amount of eth to send to each wallet is set to zero")
+	if params.FundingAmountInWei != nil && *params.FundingAmountInWei <= 1000000000 {
+		return errors.New("the funding amount must be greater than 1000000000")
 	}
 	if params.OutputFile != nil && *params.OutputFile == "" {
 		return errors.New("the output file is not specified")

cmd/fund/fund.go

@@ -128,7 +128,7 @@ func deployOrInstantiateFunderContract(ctx context.Context, c *ethclient.Client,
 	if *params.FunderAddress == "" {
 		// Deploy the Funder contract.
 		// Note: `fundingAmountInWei` reprensents the amount the Funder contract will send to each newly generated wallets.
-		fundingAmountInWei := util.EthToWei(*params.FundingAmountInEth)
+		fundingAmountInWei := new(big.Int).SetUint64(*params.FundingAmountInWei)
 		contractAddress, _, _, err = funder.DeployFunder(tops, c, fundingAmountInWei)
 		if err != nil {
 			log.Error().Err(err).Msg("Unable to deploy Funder contract")