// promptConsolePass prompts the user for a passphrase with the given prefix.
// The function will ask the user to confirm the passphrase and will repeat
// the prompts until they enter a matching response.
func promptConsolePass(reader *bufio.Reader, prefix string, confirm bool) ([]byte, error) {
// Prompt the user until they enter a passphrase.
prompt := fmt.Sprintf("%s: ", prefix)
for {
fmt.Print(prompt)
pass, err := terminal.ReadPassword(int(os.Stdin.Fd()))
if err != nil {
return nil, err
}
fmt.Print("\n")
pass = bytes.TrimSpace(pass)
if len(pass) == 0 {
continue
}
if !confirm {
return pass, nil
}
fmt.Print("Confirm passphrase: ")
confirm, err := terminal.ReadPassword(int(os.Stdin.Fd()))
if err != nil {
return nil, err
}
fmt.Print("\n")
confirm = bytes.TrimSpace(confirm)
if !bytes.Equal(pass, confirm) {
fmt.Println("The entered passphrases do not match")
continue
}
return pass, nil
}
}
// promptPrivPassPhrase is used to prompt for the private passphrase which maybe
// required during upgrades.
func promptPrivPassPhrase() ([]byte, error) {
prompt := "Enter the private passphrase of your wallet: "
for {
fmt.Print(prompt)
pass, err := terminal.ReadPassword(int(os.Stdin.Fd()))
if err != nil {
return nil, err
}
fmt.Print("\n")
pass = bytes.TrimSpace(pass)
if len(pass) == 0 {
continue
}
return pass, nil
}
}