#!/usr/bin/env bash { output="" valid_shells="^($(sed -rn '/^\//{s,/,\\\\/,g;p}' /etc/shells | paste -s -d '|' - ))$" awk -v pat="$valid_shells" -F: '$(NF) ~ pat { print $1 " " $(NF-1) }' /etc/passwd | ( while read -r user home; do [ ! -d "$home" ] && output="$output\n - User \"$user\" home directory \"$home\" doesn't exist" done if [ -z "$output" ]; then echo -e "\n-PASSED: - All local interactive users have a home directory\n" else echo -e "\n- FAILED:\n$output\n" fi ) }