blinkstrip-show-percentage.sh

blinkstrip-show-percentage.sh

#!/bin/bash

COLOR=red
NUMOFLEDS=7

function setLed() {
blinkstick --channel 0 --index $1 $3 --brightness=$2
}

function makeled() {
led=$1
bri=$2

# reset leds
for i in $(seq $(expr $led + 1) $NUMOFLEDS)
do
setLed $i 0 $COLOR
done

# set prev leds
for i in $(seq 0 $(expr $led - 1))
do
setLed $i 100 $COLOR
done

# set last led
setLed $led $bri $COLOR
}

if [[ !$# -eq 1 ]]
then
  echo "./pb <percent>"
  exit 1
fi

v=$(expr $1 \* $NUMOFLEDS)
lednr=$(expr $v / 100)
ledbri=$(expr $v % 100)

if [[ $lednr -eq $NUMOFLEDS ]]
then
 lednr=7
 ledbri=100
fi

makeled $lednr $ledbri

show cpu load:

while     
do
sudo ./bp.sh $(mpstat 1 1 | grep -A 5 "%idle" | tail -n 1 | awk -F " " '{print 100 -  $12}')
sleep 1
done