diff options
Diffstat (limited to 'installer/lib')
| -rw-r--r-- | installer/lib/common.sh | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/installer/lib/common.sh b/installer/lib/common.sh index 4acd7b9..dcaf071 100644 --- a/installer/lib/common.sh +++ b/installer/lib/common.sh @@ -57,6 +57,43 @@ require_command() { } ############################# +# Password / Passphrase Input +############################# + +# Prompt for a secret, require confirmation, enforce min length, loop +# until valid. Sets the named variable by nameref so UI output stays +# on the terminal and the caller doesn't command-substitute. +# +# Usage: prompt_password VAR_NAME "label for prompts" MIN_LEN +# min_len of 0 disables the length check. +prompt_password() { + local -n _out="$1" + local label="$2" + local min_len="${3:-0}" + local confirm + + while true; do + prompt "Enter $label:" + read -rs _out + echo "" + + prompt "Confirm $label:" + read -rs confirm + echo "" + + if [[ "$_out" != "$confirm" ]]; then + warn "Passphrases do not match. Try again." + continue + fi + if [[ $min_len -gt 0 && ${#_out} -lt $min_len ]]; then + warn "Passphrase must be at least $min_len characters. Try again." + continue + fi + break + done +} + +############################# # FZF Prompts ############################# |