Hifumi: Printer server

Hardware - R2S 
 Network 
 
 eth0 - RTL8211E 
 eth1 - RTL8153 
 
 The RTL8153 device needs MAC assignment as it will use random value by default: 
 
 /etc/udev/rules.d/10-network-mac-addr.rules 
 SUBSYSTEM=="net", ACTION=="add", KERNEL=="eth1", PROGRAM="/sbin/ip link set %k address 8a:f4:c8:41:48:35" 
 
 Leds 
 Make red sys led bright when we have booted to runit: 
 
 /etc/runit/core-services/03-_led.sh 
 echo "1" > /sys/class/leds/nanopi-r2s:red:sys/brightness 
 
 Make red sys to blink on SD card activity and wan/lan on data transfers between eth0 and eth1 (GUEST/internet network access): 
 
 /etc/rc.local 
 modprobe ledtrig-netdev
echo "netdev" > /sys/class/leds/nanopi-r2s:green:lan/trigger
echo "eth0" > /sys/class/leds/nanopi-r2s:green:lan/device_name
echo "1" > /sys/class/leds/nanopi-r2s:green:lan/link
echo "1" > /sys/class/leds/nanopi-r2s:green:lan/tx
echo "0" > /sys/class/leds/nanopi-r2s:green:lan/rx
echo "netdev" > /sys/class/leds/nanopi-r2s:green:wan/trigger
echo "eth1" > /sys/class/leds/nanopi-r2s:green:wan/device_name
echo "1" > /sys/class/leds/nanopi-r2s:green:wan/link
echo "1" > /sys/class/leds/nanopi-r2s:green:wan/tx
echo "0" > /sys/class/leds/nanopi-r2s:green:wan/rx
echo "mmc0" > /sys/class/leds/nanopi-r2s:red:sys/trigger 
 
 Printer setup 
 Configure and unpause all printers 
 #!/bin/sh -x
lpstat -le | grep ' permanent ' | cut -f1 -d' ' | while read P; do
	lpadmin -p "$P" -o printer-error-policy=retry-current-job
	lpadmin -p "$P" -o printer-is-shared=true
	lpadmin -p "$P" -E
done 
 Printer status 
 lpstat -t 
 Guest VLAN bridge 
 This will bride eth0 to GUEST VLAN (10) on eth1 . 
 in /etc/rc.local : 
 ip link set eth0 addrgenmode none up
ip link add link eth1 name guest type vlan id 10
ip link add br-guest type bridge
ip link set guest master br-guest
ip link set eth0 master br-guest addrgenmode none
ip link set br-guest addrgenmode none up 
 Prevent DHCP from running on eth0 . 
 In /etc/sv/dhcpcd/conf : 
 OPTS="-M --denyinterfaces eth0"