leds

#!/bin/sh
# /etc/network/if-up.d

PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin

# /sys/devices/platform/gpio-leds/leds

echo cpu > /sys/devices/platform/gpio-leds/leds/green\:sys/trigger

[ "$IFACE" != "lo" ] || exit 0

if [ "$IFACE" = "eth0" ]; then
    echo heartbeat > /sys/devices/platform/gpio-leds/leds/green\:lan/trigger
elif echo "$IFACE" | grep -q "enp"; then
    echo heartbeat > /sys/devices/platform/gpio-leds/leds/green\:wan/trigger
fi