Adding possibility to add more prefunded accounts

README.md

@@ -68,13 +68,29 @@ $ builder-playground cook l1 --latest-fork --output ~/my-builder-testnet --genes
 - `--log-level` (string): Log level to use (debug, info, warn, error, fatal). Defaults to `info`.
 - `--labels` (key=val): Custom labels to apply to your deployment.
 - `--disable-logs` (bool): Disable the logs for the services. Defaults to `false`.
+- `--prefunded-account` (string, repeated): Fund this account in addition to static prefunded accounts, the input should the account's private key in hexadecimal format prefixed with 0x, the account is added to L1 and to L2 (if present).
 - `--contender` (bool): Enable [contender](https://github.com/flashbots/contender) spammer. Required to use other contender flags.
   - `--contender.arg` (string): Pass custom args to the contender CLI. 
   Example: `--contender.arg "--tpb 20"`
   - `--contender.target` (string): Change the default target node to spam. On the `l1` recipe, the default is "el", and on `opstack` it's "op-geth".
 
 To stop the playground, press `Ctrl+C`.
 
+### Static Prefunded Accounts
+
+The following addresses are pre-funded on L1 and to L2 (if present), all with a balance of `309485009.8213451 ETH`:
+
+- `0xf39fd6e51aad88f6f4ce6ab8827279cfffb92266` (Private key `0xac0974bec39a17e36ba4a6b4d238ff944bacb478cbed5efcae784d7bf4f2ff80`)
+- `0x70997970c51812dc3a010c7d01b50e0d17dc79c8` (Private key `0x59c6995e998f97a5a0044966f0945389dc9e86dae88c7a8412f4603b6b78690d`)
+- `0x3c44cdddb6a900fa2b585dd299e03d12fa4293bc` (Private key `0x5de4111afa1a4b94908f83103eb1f1706367c2e68ca870fc3fb9a804cdab365a`)
+- `0x90f79bf6eb2c4f870365e785982e1f101e93b906` (Private key `0x7c852118294e51e653712a81e05800f419141751be58f605c371e15141b007a6`)
+- `0x15d34aaf54267db7d7c367839aaf71a00a2c6a65` (Private key `0x47e179ec197488593b187f80a00eb0da91f1b9d0b13f8733639f19c30a34926a`)
+- `0x9965507d1a55bcc2695c58ba16fb37d819b0a4dc` (Private key `0x8b3a350cf5c34c9194ca85829a2df0ec3153be0318b5e2d3348e872092edffba`)
+- `0x976ea74026e726554db657fa54763abd0c3a0aa9` (Private key `0x92db14e403b83dfe3df233f83dfa3a0d7096f21ca9b0d6d6b8d88b2b4ec1564e`)
+- `0x14dc79964da2c08b23698b3d3cc7ca32193d9955` (Private key `0x4bbbf85ce3377467afe5d46f804f221813b2bb87f24d81f60f1fcdbf7cbf4356`)
+- `0x23618e81e3f5cdf7f54c3d65f7fbc0abf5b21e8f` (Private key `0xdbda1821b80551c9d65939329250298aa3472ba22feea921c0cf5d620ea67b97`)
+- `0xa0ee7a142d267c1f36714e4a8f75612f20a79720` (Private key `0x2a871d0798f97d79848a013d4936a73bf4cc922c825d33c1cf7073dff6d409c6`)
+
 ## Network Readiness
 
 The playground can expose a `/readyz` HTTP endpoint to check if the network is ready to accept transactions (i.e., blocks are being produced).

main.go

@@ -34,6 +34,7 @@ var platform string
 var contenderEnabled bool
 var contenderArgs []string
 var contenderTarget string
+var prefundedAccounts []string
 var readyzPort int
 
 var rootCmd = &cobra.Command{
@@ -120,6 +121,7 @@ func main() {
 		recipeCmd.Flags().BoolVar(&contenderEnabled, "contender", false, "spam nodes with contender")
 		recipeCmd.Flags().StringArrayVar(&contenderArgs, "contender.arg", []string{}, "add/override contender CLI flags")
 		recipeCmd.Flags().StringVar(&contenderTarget, "contender.target", "", "override the node that contender spams -- accepts names like \"el\"")
+		recipeCmd.Flags().StringArrayVar(&prefundedAccounts, "prefunded-account", []string{}, "Fund this account in addition to static prefunded accounts, the input should the account's private key in hexadecimal format prefixed with 0x, the account is added to L1 and to L2 (if present)")
 		recipeCmd.Flags().IntVar(&readyzPort, "readyz-port", 0, "port for readyz HTTP endpoint (0 to disable)")
 
 		cookCmd.AddCommand(recipeCmd)
@@ -158,6 +160,7 @@ func runIt(recipe playground.Recipe) error {
 	builder := recipe.Artifacts()
 	builder.OutputDir(outputFlag)
 	builder.GenesisDelay(genesisDelayFlag)
+	builder.PrefundedAccounts(prefundedAccounts)
 	artifacts, err := builder.Build()
 	if err != nil {
 		return err

playground/artifacts.go

@@ -66,6 +66,7 @@ type ArtifactsBuilder struct {
 	genesisDelay      uint64
 	applyLatestL2Fork *uint64
 	OpblockTime       uint64
+	prefundedAccounts []string
 }
 
 func NewArtifactsBuilder() *ArtifactsBuilder {
@@ -102,6 +103,32 @@ func (b *ArtifactsBuilder) OpBlockTime(blockTimeSeconds uint64) *ArtifactsBuilde
 	return b
 }
 
+func (b *ArtifactsBuilder) PrefundedAccounts(accounts []string) *ArtifactsBuilder {
+	b.prefundedAccounts = accounts
+	return b
+}
+
+var staticPrefundedAccounts = []string{
+	"0xac0974bec39a17e36ba4a6b4d238ff944bacb478cbed5efcae784d7bf4f2ff80",
+	"0x59c6995e998f97a5a0044966f0945389dc9e86dae88c7a8412f4603b6b78690d",
+	"0x5de4111afa1a4b94908f83103eb1f1706367c2e68ca870fc3fb9a804cdab365a",
+	"0x7c852118294e51e653712a81e05800f419141751be58f605c371e15141b007a6",
+	"0x47e179ec197488593b187f80a00eb0da91f1b9d0b13f8733639f19c30a34926a",
+	"0x8b3a350cf5c34c9194ca85829a2df0ec3153be0318b5e2d3348e872092edffba",
+	"0x92db14e403b83dfe3df233f83dfa3a0d7096f21ca9b0d6d6b8d88b2b4ec1564e",
+	"0x4bbbf85ce3377467afe5d46f804f221813b2bb87f24d81f60f1fcdbf7cbf4356",
+	"0xdbda1821b80551c9d65939329250298aa3472ba22feea921c0cf5d620ea67b97",
+	"0x2a871d0798f97d79848a013d4936a73bf4cc922c825d33c1cf7073dff6d409c6",
+}
+
+func (b *ArtifactsBuilder) getPrefundedAccounts() []string {
+	if len(b.prefundedAccounts) > 0 {
+		return append(append([]string{}, staticPrefundedAccounts...), b.prefundedAccounts...)
+	}
+
+	return staticPrefundedAccounts
+}
+
 type Artifacts struct {
 	Out *output
 }
@@ -159,7 +186,7 @@ func (b *ArtifactsBuilder) Build() (*Artifacts, error) {
 	// add pre-funded accounts
 	prefundedBalance, _ := new(big.Int).SetString("10000000000000000000000", 16)
 
-	for _, privStr := range prefundedAccounts {
+	for _, privStr := range b.getPrefundedAccounts() {
 		priv, err := getPrivKey(privStr)
 		if err != nil {
 			return nil, err
@@ -282,7 +309,7 @@ func (b *ArtifactsBuilder) Build() (*Artifacts, error) {
 		// Update the allocs to include the same prefunded accounts as the L1 genesis.
 		allocs := make(map[string]interface{})
 		input["alloc"] = allocs
-		for _, privStr := range prefundedAccounts {
+		for _, privStr := range b.getPrefundedAccounts() {
 			priv, err := getPrivKey(privStr)
 			if err != nil {
 				return nil, err
@@ -677,19 +704,6 @@ func isByteSlice(t reflect.Type) bool {
 	return t.Kind() == reflect.Slice && t.Elem().Kind() == reflect.Uint8
 }
 
-var prefundedAccounts = []string{
-	"0xac0974bec39a17e36ba4a6b4d238ff944bacb478cbed5efcae784d7bf4f2ff80",
-	"0x59c6995e998f97a5a0044966f0945389dc9e86dae88c7a8412f4603b6b78690d",
-	"0x5de4111afa1a4b94908f83103eb1f1706367c2e68ca870fc3fb9a804cdab365a",
-	"0x7c852118294e51e653712a81e05800f419141751be58f605c371e15141b007a6",
-	"0x47e179ec197488593b187f80a00eb0da91f1b9d0b13f8733639f19c30a34926a",
-	"0x8b3a350cf5c34c9194ca85829a2df0ec3153be0318b5e2d3348e872092edffba",
-	"0x92db14e403b83dfe3df233f83dfa3a0d7096f21ca9b0d6d6b8d88b2b4ec1564e",
-	"0x4bbbf85ce3377467afe5d46f804f221813b2bb87f24d81f60f1fcdbf7cbf4356",
-	"0xdbda1821b80551c9d65939329250298aa3472ba22feea921c0cf5d620ea67b97",
-	"0x2a871d0798f97d79848a013d4936a73bf4cc922c825d33c1cf7073dff6d409c6",
-}
-
 func applyTemplate2(templateStr []byte, input interface{}) ([]byte, error) {
 	tpl, err := template.New("").Parse(string(templateStr))
 	if err != nil {