![]() ![]() The difference that you need to be mindful of is a group must be prefixed with ‘%’. You may have a large number of users that need sudo rights, and those users likely belong to a common set of groups.Ĭreating a User Alias with groups instead of users is very much the same, as we just replace the user names with group names. The example of provide add a few users to the alias. User_Alias ::= students = student1, student2, student3 We call the alias students and add students 1 through 3. Lets add a few users to a User Alias, after which we will set the sudo privileges for the alias. The syntax for creating an alias is as follows: User_Alias ::= The alias can then be used to set sudoers permissions, which is useful when you have a list of groups or users that share the same access levels. User aliases allow us to create a predefined group of users, user IDS, group names, group IDS. However, some of the scripts that the maint menu will execute must be run as particular users in order to work properly. The script is basically a menu that allows maintenance personnel to do different things on the server. student1, %java_students ALL : (ALL) ALL Using User Alias 2 I am trying to setup a script that will be run as a 'maint' user. We can add users and groups to sudoers on the same line of configuration, however, this could get sloppy. ![]() Granting groups sudoers permissions is the same as users, except a group name must be prefixed with a %. To simplify your task we can add users and groups to sudoers. When you have more than few users to add to sudoers it may start to become cumbersome to mange their permissions individually. student1 ALL : (ALL) ALL Adding a Group to Sudo To allow student1 access to all commands on all hosts as all other users, the following entry would be created. : [(įor example, to allow user student1 access to all commands on all hosts, we would create the following entry. The syntax for creating a sudoers entry is as follows. Suppose you want user smith to be able to run a given command as user jones. sudo vi /etc/sudoers Adding a User to Sudo You want one user to run commands as another, without sharing passwords. visudoĪlternatively, you can edit the sudoers file directly. The first is to use the Visual Sudo command. There are a number of ways to grant users the right, but the one we will look at in this tutorial is by editing the /etc/sudoers file. In order for a user to use sudo they must be granted the right to. Allows a permitted user to execute a command as the superuser or another user, as specified in the sudoers file. Sudo is a command found in Unix and Linux operating systems that allows a user to temporarily elevate their privileges, as well as run as another user. In this tutorial, you will learn how to add users and groups to sudoers on Centos and Ubuntu. ![]()
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