shell脚本控制程序启动停止重启

脚本名称 process_name
启动命令函数 function start
停止命令函数 function stop 正常不需要修改

#!/bin/bash
# 配置要启动关闭的脚本名
process_name="run_spider.py"
# 添加启动命令
function start(){
    echo "start..."
    nohup python3 $process_name 2>&1 &
    echo "start successful"
    return 0
}
# 添加停止命令
function stop(){
    echo "stop..."
    ps aux |grep $process_name |grep -v grep |awk '{print "kill -9 " $2}'|sh
    echo "stop successful"
    return 0
}
case $1 in
"start")
    start
    ;;
"stop")
    stop
    ;;
"restart")
    stop && start
    ;;
*)
    echo "请输入: start, stop, restart"
    ;;
esac

$ bash run_spider.sh
请输入: start, stop, restart
$ bash run_spider.sh start
$ bash run_spider.sh stop
$ bash run_spider.sh restart