dicepass.sh

#!/bin/bash

# XKCD/diceware-style password generator that ensures at least one
# upper-case character is present and that each word has a
# minimum of 6 characters.  Suitable for adding to your .aliases
# file.
dicepass() {
    while true; do
        local xpass=$(look . | grep -oE "^[A-Za-z]{6,}$" | shuf | head -4 | xargs)
        if echo "$xpass" | grep -E "[A-Z]" >/dev/null 2>&1; then
            echo "$xpass"
            unset xpass
            break
        fi
    done
}

# "Short word" (4-6 characters) XKCD/diceware-style password generator.
sdicepass() {
    while true; do
        local xpass=$(look . | grep -oE "^[A-Za-z]{4,6}$" | shuf | head -4 | xargs)
        if echo "$xpass" | grep -E "[A-Z]" >/dev/null 2>&1; then
            echo "$xpass"
            unset xpass
            break
        fi
    done
}