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Use a deterministic address if none is provided in --dev mode #157

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merged 1 commit into from
Jan 10, 2024
Merged

Use a deterministic address if none is provided in --dev mode #157

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14 changes: 12 additions & 2 deletions cmd/utils/flags.go
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Original file line number Diff line number Diff line change
Expand Up @@ -1753,6 +1753,12 @@ func SetSuaveConfig(ctx *cli.Context, stack *node.Node, cfg *suave.Config) {
}
}

var (
// private key for mnemonic 'test test test test test test test test test test test junk'
// and address '0xf39Fd6e51aad88F6F4ce6aB8827279cffFb92266'
defaultMnemonicPrivKey = "ac0974bec39a17e36ba4a6b4d238ff944bacb478cbed5efcae784d7bf4f2ff80"
)

// SetEthConfig applies eth-related command line flags to the config.
func SetEthConfig(ctx *cli.Context, stack *node.Node, cfg *ethconfig.Config) {
// Avoid conflicting network flags
Expand Down Expand Up @@ -1935,7 +1941,6 @@ func SetEthConfig(ctx *cli.Context, stack *node.Node, cfg *ethconfig.Config) {
var (
developer accounts.Account
passphrase string
err error
)
if list := MakePasswordList(ctx); len(list) > 0 {
// Just take the first value. Although the function returns a possible multiple values and
Expand All @@ -1960,7 +1965,12 @@ func SetEthConfig(ctx *cli.Context, stack *node.Node, cfg *ethconfig.Config) {
} else if accs := ks.Accounts(); len(accs) > 0 {
developer = ks.Accounts()[0]
} else {
developer, err = ks.NewAccount(passphrase)
// Use a deterministic address if no account is available.
privKey, err := crypto.HexToECDSA(defaultMnemonicPrivKey)
if err != nil {
Fatalf("Failed to parse default mnemonic private key: %v", err)
}
developer, err = ks.ImportECDSA(privKey, "")
if err != nil {
Fatalf("Failed to create developer account: %v", err)
}
Expand Down
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