#!/bin/sh export PORT=2233 export webClient=http://localhost:5000 function run(){ nohup yarn start & findPortPid $PORT>$PORT.log } if [ -e *.pid ] then pid=`stat *.pid|awk 'NR>1{next}{c=$0;gsub(/\D/,"",c);print c}'` kill -9 pid if [ $? -eq 0 ] then echo 'kill $pid success' rm -f *.pid run() else echo 'kill $pid error' else run() fi