authorized_keys

#!/var/bin/mksh

cd && cd .ssh || exit 1

case "$1" in
    ""|enabled)
        echo '__enabled__'
        sed -n '/^ssh/{
        h
        s/^.* //
        p
        }' < authorized_keys
    ;;
    disabled)
        echo '__disabled__'
        sed -n '/^#ssh/{
        h
        s/^.* //
        p
        }' < authorized_keys
    ;;
    hosts)
        echo __hosts__
        sed -n '/^ssh/{
        h
        s/^.* //
        s/^.*@//
        p
        }' < authorized_keys | sort | uniq
    ;;
    users)
        echo __users__
        sed -n '/^ssh/{
        h
        s/^.* //
        s/@.*$//
        p
        }' < authorized_keys | sort | uniq
    ;;
    *)
    print $(basename $0) enabled
    print $(basename $0) disabled
    print $(basename $0) hosts
    print $(basename $0) users
    ;;
esac