sick of printer managers

print.sh

#!/usr/bin/env bash
# setup and destroy printer

# sudo call integrity check: only root should be able to change script
l=($(/usr/bin/ls -l `/usr/bin/readlink -f $0`))
[ ${l[0]:2:1} != "-" ] && [ "${l[2]}" != "root" ] ||
[ ${l[0]:5:1} != "-" ] && [ "${l[3]}" != "root" ] ||
[ ${l[0]:8:1} != "-" ] && { echo -e "only root should be able to modify\n${l[@]}"; exit 1;}

read -p "Setup printer? [y]/n " YN
if [ "$YN" != "n" ]; then
    echo "Select backend" 
    select BACKEND in snmp usb; do break; done

    IFS=$'\n'
    if [[ "$BACKEND" == "snmp" ]]; then
      # search for printers
      # in future replace with sudo lpinfo -v ?
      sudo avahi-daemon &
      while [ 1 ]; do
        sleep 2
        echo -en "."
        PRINTERIPS=$(
          avahi-browse --resolve --terminate --all --parsable | fgrep -i 'printer' | grep ^= | gawk -F\; '{print $8}' | sort -u ) 
        test -n "$PRINTERIPS" && echo && break
      done
      sudo killall avahi-daemon
      sleep 1
      echo -e "\nSelect printer IP address:"
      select IP in $PRINTERIPS; do break; done
      backend=$(/usr/lib/cups/backend/snmp $IP)
    else
      backend=$(sudo /usr/lib/cups/backend/usb)
    fi

    #echo "$backend"
    URI=$(echo "$backend" | awk '{print $2}')
    NAME=$(echo "$backend" | awk -F '"' '{print $2}')
    test -n "$NAME" || NAME="ERROR"
    echo "uri: $URI"
    echo "name: $NAME"
    sudo systemctl start org.cups.cupsd.service
    DRIVERS=$(lpinfo -m | grep -i "$NAME")
    select _DRIVER in $DRIVERS; do break; done
    DRIVER=$(echo "$_DRIVER" | awk '{print $1}')
    echo -e "driver:\n$DRIVER"

    read -p "continue?"

	set -x
    sudo lpadmin -p PRINTER -E -v $URI  -m $DRIVER
	set +x

    echo
    echo "OPTIONS"
    lpoptions -d PRINTER -l
    echo
fi


sudo systemctl start org.cups.cupsd.service
echo "use:"
echo lpr -P PRINTER -o ColorModel=CMYGray -o PageSize=A4 -o page-ranges=1 FILE
echo

YN="n"
read -p "Stop/del printing? y/[n] " YN
if [ "$YN" == "y" ]; then
    sudo lpadmin -x PRINTER
    lpstat -s #list queues
    sudo systemctl stop org.cups.cupsd.service
fi


# check queue
#lpq -a
# remove entry
#lprm
#lprm - # remove all
# non standard driver packages
#ap list foomatic-db-nonfree-ppds    # no hp
#ap list foomatic-db-nonfree         # no hp
#ap list foomatic-db-gutenprint-ppds # not installed yet
#ap list hplip                       # not installed yet