#!/bin/bash
awk -F: '($1 !~ /^(root|halt|sync|shutdown)$/ && $7 != "'"$(which nologin)"'" && $7 != "/bin/false" && $7 != "/usr/bin/false") { print $1 " " $6 }' /etc/passwd | while read user dir; do
    if [ ! -d "$dir" ]; then
        echo "The home directory ($dir) of user $user does not exist."
    else
        for file in $dir/.netrc; do
            if [ ! -h "$file" -a -f "$file" ]; then
                fileperm=$(ls -ld $file | cut -f1 -d" ")
                if [ $(echo $fileperm | cut -c5) != "-" ]; then
                    echo "Group Read set on $file"
                fi
                if [ $(echo $fileperm | cut -c6) != "-" ]; then
                    echo "Group Write set on $file"
                fi
                if [ $(echo $fileperm | cut -c7) != "-" ]; then
                    echo "Group Execute set on $file"
                fi
                if [ $(echo $fileperm | cut -c8) != "-" ]; then
                    echo "Other Read set on $file"
                fi
                if [ $(echo $fileperm | cut -c9) != "-" ]; then
                    echo "Other Write set on $file"
                fi
                if [ $(echo $fileperm | cut -c10) != "-" ]; then
                    echo "Other Execute set on $file"
                fi
            fi
        done
    fi
done