没有rc.local文件怎么办！手把手教生成

jiawang

rc.local没有文件的情况下，如何设置开机启动
# ls /etc/rc.local
ls: 无法访问'/etc/rc.local': 没有那个文件或目录


这种情况下，需要按照下面的配置，使其生效


创建rc.local
# touch /etc/rc.local

# chmod +x /etc/rc.local


添加开机自启执行的命令
# vi /etc/rc.local
#!/bin/bash -e
echo 666 > /tmp/test.txt   ## 随便创建一个文件，作为验证文件。

查看rc-local进程状态
# systemctl  status rc-local
● rc-local.service - /etc/rc.local Compatibility
   Loaded: loaded (/lib/systemd/system/rc-local.service; static; vendor preset: enabled)
  Drop-In: /usr/lib/systemd/system/rc-local.service.d
           └─debian.conf
   Active: inactive (dead)
     Docs: man:systemd-rc-local-generator(8)

## 启动rc.local
# systemctl start rc-local
# systemctl status rc-local
● rc-local.service - /etc/rc.local Compatibility
   Loaded: loaded (/lib/systemd/system/rc-local.service; static; vendor preset: enabled)
  Drop-In: /usr/lib/systemd/system/rc-local.service.d
           └─debian.conf
   Active: active (exited) since Fri 2022-11-11 14:53:05 CST; 5s ago
     Docs: man:systemd-rc-local-generator(8)
  Process: 13830 ExecStart=/etc/rc.local start (code=exited, status=0/SUCCESS)


11月 11 14:53:05 zclinux systemd[1]: Starting /etc/rc.local Compatibility...
11月 11 14:53:05 zclinux systemd[1]: Started /etc/rc.local Compatibility.

尝试重启（生产慎用）
# reboot

验证
# cat /tmp/test.txt
666