centos7 添加自定义脚本开机启动

centos7 添加自定义脚本开机启动

文件列表
#系统文件
/usr/lib/systemd/system/rc-local.service
/etc/rc.d/rc.local

#自定义脚本
/root/mk_dir.sh

[root@localhost ~]# cat /root/mk_dir.sh 
#!/bin/bash

cd /etc/;
mkdir cs;
[root@localhost ~]# 

#查看配置文件是否存在

[root@localhost ~]# ls -ltr /usr/lib/systemd/system | grep rc-local
-rw-r--r--. 1 root root  736 Mar 16  2021 rc-local.service
[root@localhost ~]# 

#查看/rc.local

[root@localhost ~]# cat /etc/rc.d/rc.local
#!/bin/bash
# THIS FILE IS ADDED FOR COMPATIBILITY PURPOSES
#
# It is highly advisable to create own systemd services or udev rules
# to run scripts during boot instead of using this file.
#
# In contrast to previous versions due to parallel execution during boot
# this script will NOT be run after all other services.
#
# Please note that you must run 'chmod +x /etc/rc.d/