// MakeAddress converts an account specified directly as a hex encoded string or
// a key index in the key store to an internal account representation.
func MakeAddress(accman *accounts.Manager, account string) (a common.Address, err error) {
// If the specified account is a valid address, return it
if common.IsHexAddress(account) {
return common.HexToAddress(account), nil
}
// Otherwise try to interpret the account as a keystore index
index, err := strconv.Atoi(account)
if err != nil {
return a, fmt.Errorf("invalid account address or index %q", account)
}
hex, err := accman.AddressByIndex(index)
if err != nil {
return a, fmt.Errorf("can't get account #%d (%v)", index, err)
}
return common.HexToAddress(hex), nil
}
// MakeEtherbase retrieves the etherbase either from the directly specified
// command line flags or from the keystore if CLI indexed.
func MakeEtherbase(accman *accounts.Manager, ctx *cli.Context) common.Address {
accounts, _ := accman.Accounts()
if !ctx.GlobalIsSet(EtherbaseFlag.Name) && len(accounts) == 0 {
glog.V(logger.Error).Infoln("WARNING: No etherbase set and no accounts found as default")
return common.Address{}
}
etherbase := ctx.GlobalString(EtherbaseFlag.Name)
if etherbase == "" {
return common.Address{}
}
// If the specified etherbase is a valid address, return it
addr, err := MakeAddress(accman, etherbase)
if err != nil {
Fatalf("Option %q: %v", EtherbaseFlag.Name, err)
}
return addr
}