$ sudo usermod -aG sudo username 其中,username 为要添加的用户名。 添加成功后,可以使用以下命令以 sudo 权限执行某个命令: 代码语言:txt AI代码解释 $ sudo command 例如,以 sudo 权限安装软件包: 代码语言:txt AI代码解释 $ sudo apt-get install package-name 2. 启用 roo
在本文中,我们将参考以下文章:https://www.howtouseubuntu.com/automation/switch-to-root-user-in-linux/,介绍在Ubuntu系统上切换到root用户的方法,以及各种方法的优点。 方法一:使用sudo命令 通过sudo命令可以在普通用户下临时获得root权限执行命令,示例如下: 代码语言:shell AI代码解释 sudocommand_to_execute 优点...
rootroot@rootroot-virtual-machine:~/wyb$ sudo adduser admin(如果在这个终端第一次使用sudo或者sudo过期会提示输入密码!!!) Adding user `admin' ... Adding new group `admin' (1001) ... Adding new user `admin' (1001) with group `admin' ... Creating home directory `/home/admin' ... Copy...
https://www.howtouseubuntu.com/automation/switch-to-root-user-in-linux/,介绍在Ubuntu系统上切换到root用户的方法,以及各种方法的优点。 方法一:使用sudo命令 通过sudo命令可以在普通用户下临时获得root权限执行命令,示例如下: sudo command_to_execute 1. 优点: 安全:sudo命令只允许特定用户执行指定命令,避免了...
ubuntu服务器上提示 To run a command as administrator (user "root"), use "sudo <command>". See " 解决方案 原因是你执行命令必须要在root用户下执行、其他用户权限不够、运行 sudo -s 切换到root用户下就可以了
# User privilege specification root ALL=(ALL:ALL) ALL karl ALL=(ALL:ALL) ALL # Members of the admin group may gain root privileges%admin ALL=(ALL) ALL # Allow members of groupsudoto execute any command%sudoALL=(ALL:ALL) ALL # See sudoers(5)formoreinformation on"#include"directives: ...
Linux saves local user accounts in the following two files. /etc/passwd: - This file saves user records. /etc/shadow: - This file stores user passwords. Thegrepcommand allows us to view a specific record from these files. The following commands show the root account's records. ...
root@VM-0-14-ubuntu:~# useradd -m test_user # 带上 -m 参数 root@VM-0-14-ubuntu:~# ls /home test_user ubuntu# 可以看到 /home 目录下面有两个用户了 因为还没有给新建的用户test_user设置登录密码,这就导致我们无法从普通用户 ubuntu 切换到 test_user,所以接下来,我们需要用 root 来设置 tes...
or run the command exit to leave the root shell.Use the su (substitute user) command to get a root shell. This is effectively the same as usingsudo -i. Note that when you use this command it will ask for the root password and not your login password. These are not the ...
Enter a new root user password. (This has to be at least six characters long.) To disable the root account, run the following command: sudo passwd -l root That's it! You've just enabled the root account and root access on Ubuntu. There are still some extra steps to take, however...