shell脚本对多端口进程kill并重启进程

#!/bin/bash

export LOG_FILE='/data/log/search'

spider_search_pid=`ps aux|grep flask_web_search|grep -v "grep"|awk '{print $2}'`

if [ "$spider_search_pid" ];then
    ps aux|grep flask_web_search|grep -v "grep"|awk '{print $2}'|xargs kill -
    echo "old spider search process  is killed"
fi

cd /data/spider-search/

for port in
do
    file_search='flask_web_search.py'
    log_file='/data/log/web'$port'.log'
    echo $port
    nohup /usr/bin/python3 $file_search $port >$log_file >& &

done

sleep
spider_search_port01=` netstat -lntp|grep ""|awk '{print $4}'|awk -F":" '{print $2}'`
echo $spider_search_port01

if [ "$spider_search_port01" ];then
          echo -e "\033[32m[ spider_search_port 5001 started success on prod env !  ]\033[0m"
fi

spider_search_port02=` netstat -lntp|grep ""|awk '{print $4}'|awk -F":" '{print $2}'`
echo $spider_search_port02

if [ "$spider_search_port02" ];then
          echo -e "\033[32m[ spider_search_port 5555 started success on prod env !  ]\033[0m"
fi

spider_search_port03=` netstat -lntp|grep ""|awk '{print $4}'|awk -F":" '{print $2}'`
echo $spider_search_port03

if [ "$spider_search_port03" ];then
          echo -e "\033[32m[ spider_search_port 5556 started success on prod env !  ]\033[0m"
fi

spider_search_port04=` netstat -lntp|grep ""|awk '{print $4}'|awk -F":" '{print $2}'`
echo $spider_search_port04

if [ "$spider_search_port04" ];then
          echo -e "\033[32m[ spider_search_port 5557 started success on prod env !  ]\033[0m"
fi

exit