9/19/2023 0 Comments Debian add user to sudoersOnce you open the sudoers file, you can give a user sudoers rights as follows.įor example, to enable the user john to run commands with sudo privileges, simply add the line below on the sudoers file. Note that you cannot edit the sudoers file as an ordinary user with no sudo privileges. To use vim as your editor, simply run export EDITOR=vim This will open the sudoers file with your default editor, usually nano if the EDITOR variable has not been set. To edit the sudoers file, use the visudo command. A user whose privileges are defined in the sudoers file doesn’t necessarily have to be added to the sudo or wheel group. Well, you can explicitly give users sudo privileges by adding them to the sudoers file. ![]() Uid=1001(john) gid=1001(john) groups=1001(john), 10(wheel) Adding users to sudoers file in Linux On RHEL and its derivatives like CentOS usermod -aG wheel john id john ![]() To confirm the groups of the user, use id command. USERNAM specifies the name of the user being added to the sudo group.įor example, On Debian and its derivatives, to add a user called john to sudo group usermod -aG sudo john.sudo/wheel specifies the group to add the user.G specifies the supplementary groups to which the user is being added.a means add the user to the supplementary group that will be specified with -G option.To add user to wheel or sudo group, you can use the usermod command in the following syntax usermod -aG sudo/wheel USERNAME However, a password is not required if the invoking user is root, if the target user is the same as the invoking user, or if the policy has disabled authentication for the user or command. So based on the two lines above, sudoers security policy requires that users authenticate themselves before they can use sudo command. In RHEL derivatives # Allows people in group wheel to run all commands ![]() In Debian derivatives # Allow members of group sudo to execute any command In sudoers file, you will see the lines below The sudo/wheel group has the privileges it has based on what is defined on the sudoers file. So what is the difference between sudo/wheel group and sudoers file? Sudo group in Debian and its derivatives is called wheel group in CentOS and similar derivatives.Ī user can be given sudo privileges by being added to the sudo/ wheel group or by being added to the sudoers file, /etc/sudoers. So the only way this can happen is to give user sudo privileges by adding them to a sudo group or to sudoers file. More often than not, you want, as a non-root user, to run commands with elevated privileges in Linux. # See the man page for details on how to write a sudoers file.In this guide, we are going to learn how to add users to sudo group in Linux. # Please consider adding local content in /etc/sudoers.d/ instead of ![]() # This file MUST be edited with the 'visudo' command as root. When I then exit the root user and try to install/remove/search something using my own account, it doesn't work and complains that I am not a sudoer. The user `oshirowanen' is already a member of looks good so far. If I try to run that command again, adduser oshirowanen sudo I've added myself into the sudoers users list by using the command oshirowanen sudo
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