You should always use visudo for editing the file. This command used the -f switch to modify a separate sudoers file which is preferable to editing the system file. You can name the file anything you want as long as it is in the correct location (/etc/sudoers.d/).
Apr 20, 2020 · The sudo program is a handy tool that allows me as a sysadmin with root access to delegate responsibility for all or a few administrative tasks to other users of the computer as I see fit. It allows me to perform that delegation without compromising the root password and thus maintain a high level of security on the host. Dec 11, 2014 · The /etc/sudoers file controls who can run what commands as what users on what machines and can also control special things such as whether you need a password for particular commands. The file is composed of aliases (basically variables) and user specifications (which control who can run what). Editing the sudoers file You should always use visudo for editing the file. This command used the -f switch to modify a separate sudoers file which is preferable to editing the system file. You can name the file anything you want as long as it is in the correct location (/etc/sudoers.d/). Dec 25, 2019 · sudo visudo. Commonly, the visudo command opens the /etc/sudoers file with text editor. Append below line to file: tecnstuff ALL=/bin/mkdir. Save the file and quit. How to Use Sudo# The basic syntax for sudo command is as below: sudo OPTION.. COMMAND
Nov 04, 2019 · sudo is a command-line program that allows trusted users to execute commands as root or another user. We will show you two ways to grant sudo privileges to a user. The first one is to add the user to the sudoers file.
visudo edits the sudoers file in a safe fashion, analogous to vipw (8). visudo locks the sudoers file against multiple simultaneous edits, provides basic sanity checks, and checks for parse errors. If the sudoers file is currently being edited you will receive a message to try again later.
May 14, 2009 · Configuring sudo. sudo is easy to configure and uses a straightforward syntax. You use the command visudo to edit the file /etc/sudoers.visudo is a wrapper around your favorite editor that does syntax checking on the file when you are finished editing it.
Warning: Sudo will not work if /etc/sudoers contains syntax errors, so you should only ever edit it using visudo, which performs basic sanity checks, and installs the new file only if it parses correctly. Another warning: if you take the EBNF in the manpage seriously enough, you will discover that the implementation doesn't follow it.