nginx worker_cpu_affinity generator (inspire from https://github.com/cubicdaiya/nwcagen/blob/master/nwcagen.go)

worker_cpu_affinity.sh

#!/bin/bash

cpu_num=$(nproc)
array=()

echo -n "worker_cpu_affinity "
if [ $cpu_num = 1 ]; then
	 echo "auto;"
	 exit
fi

for i in $(seq 1 $cpu_num); do
	affinity=""
	for j in $(seq 1 $cpu_num); do
		if [ $i = $j ]; then
			affinity+="1"
		else
			affinity+="0"
		fi
	done
	array+=($affinity)
done
echo -n ${array[@]}
echo ";"