the installer of the scan server on the raspberry pi

scan_server_installer.sh

#!/bin/bash

#https://feeding.cloud.geek.nz/posts/setting-up-a-network-scanner-using-sane/
#https://askubuntu.com/questions/762702/failed-to-start-saned-service-unit-saned-service-is-masked
#http://www.ekzorchik.ru/2017/09/print-server-cups-on-raspberry-pi-3/
#https://habrahabr.ru/post/328576/
#https://wiki.debian.org/ru/HowTo/ChangeHostname
#http://help.ubuntu.ru/wiki/сканеры_решение_общих_проблем_с_подключением
#http://www.sane-project.org/sane-mfgs.html#Z-CANON
#https://feeding.cloud.geek.nz/posts/setting-up-a-network-scanner-using-sane/
#https://wiki.contribs.org/SANE
#https://dev.shyd.de/2011/03/debian-printserver-scanserver-hplip-cups-sane/
#https://kbpdfstudio.qoppa.com/how-to-solve-failed-to-start-saned-service-unit-saned-service-is-masked-on-linux/
#https://feeding.cloud.geek.nz/posts/setting-up-a-network-scanner-using-sane/
#https://askubuntu.com/questions/762702/failed-to-start-saned-service-unit-saned-service-is-masked
#https://help.ubuntu.com/community/SaneDaemonTutorial
#https://habrahabr.ru/post/242513/
#https://stackoverflow.com/questions/2642585/read-a-variable-in-bash-with-a-default-value

sudo apt-get install sane -y
sudo sane-find-scanner
sudo apt-get update

sudo apt-get install -y sane xsane xsane-common sane-utils libsane \
libsane-common libsane-dbg libsane-dev libsane-extras \
libsane-extras-common libsane-extras-dev

sudo apt-get update
sudo apt-get install -y libsane-extras-dbg
sudo groupadd scanner
sudo gpasswd -a saned scanner
sudo sane-find-scanner
sed -i "s#^RUN=no#RUN=yes#" /etc/default/saned
sudo systemctl start saned.socket
sudo systemctl enable saned.socket

read -n 1 -s -r -p "Press any key to continue"
echo "Please, edit scanner server access list"
echo "edit /etc/sane.d/saned.conf"
echo "Then edit firewall rules: /etc/network/iptables"
echo "iptables -A INPUT -s 'IP-address' -p tcp --dport 6566 -j ACCEPT"
echo "iptables -A INPUT -s 'IP-address' -p udp -j ACCEPT"
echo "service iptables restart"