The file will be saved, and you've just granted yourself access to run everything as the root user. Now type: exit to log out as root and back in as yourself. Now if we want to edit the sudoers file we can do the following: sudo visudo this time when you are prompted for a password, you only need to enter your own one.
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By default, the sudoers file is located at /etc/sudoers by default. This file contains a set of rules that are applied to determine who has administrative rights on a system, which commands they can execute with sudo privileges, and if they should be prompted a password or not. However, you should not modify the sudoers file by yourself because sudo - Unix, Linux Command - Tutorialspoint sudo determines who is an authorized user by consulting the file /etc/sudoers. By giving sudo the -v flag, a user can update the time stamp without running a command . The password prompt itself will also time out if the user’s password is not entered within 5 minutes (unless overridden via sudoers ).
May 04, 2019 · The sudoers file. A typical sudoers file looks like this: # # This file MUST be edited with the 'visudo' command as root. # # Please consider adding local content in /etc/sudoers.d/ instead of # directly modifying this file. # # See the man page for details on how to write a sudoers file.
Apr 26, 2017 · The file in Linux that determines whether or not you will be allowed to execute “sudo” is called “sudoers” and resides in the following location: /etc/sudoers While this is a regular file just like any other, it’s extremely dangerous to edit it using the normal text editing commands. Thanks for your reply but I am still clueless after reading the page referenced by your URL. I do not know what "version control" and "git" mean. I am new to Ubuntu and yes, I am not an IT guy. I just wish to have a simple method of backing up /etc/sudoers file. – n00b Jul 9 '13 at 2:58 If you wish to change the sudoers file owner, please add “sudoers_uid=N” (where ‘N’ is the user ID that owns the sudoers file) to the sudoers Plugin line in the sudo.conf(5) file. /etc/sudoers is world writable Oct 02, 2019 · The sudoers file is a file Linux and Unix administrators use to allocate system rights to system users. This allows the administrator to control who does what. Remember, Linux is built with security in mind. When you want to run a command that requires root rights, Linux checks your username against the sudoers file.