Jun 16, 2020 · sudo attempts to change to that user’s home directory before running the shell. The security policy shall initialize the environment to a minimal set of variables, similar to what is present when a user logs in.
Mar 28, 2016 · sudo command_to_run; For example, you can list the contents of the /root directory, which is normally only accessible to the root user. sudo ls -la /root The first time you use sudo in a session, you will be prompted for the password of the user account. Enter the password to proceed. 12. -H: The -H (HOME) option sets the HOME environment variable to the home directory of the target user (root by default) as specified in passwd. By default, sudo does not modify HOME. 13. -S: The -S (stdin) option causes sudo to read the password from standard input instead of the terminal device. Thus sudo -s preserves HOME on Ubuntu, while on Debian HOME is erased and sudo then sets it to the home directory of the target user. You can override this behavior in the sudoers file. Run visudo to edit the sudoers file. There are several relevant options: env_keep determines which environment variables are preserved. You can add the option –remove-home before the username to remove the home directory too: # sudo deluser --remove-home linuxhintuser A new ls on the /home directory will show this time the home directory was removed together with the user linuxhintuser :
How does sudo handle $HOME differently since 19.10? - Ask
HOME Set to the home directory of the target user when the -i or -H options are specified, when the -s option is specified and set_home is set in sudoers, when always_set_home is enabled in sudoers, or when env_reset is enabled in sudoers and HOME is not present in the env_keep list. LOGNAME How to investigate an unknown 1.5GB file named "sudo" in I found a file in my home directory named "sudo". It's 1.5GB in size and I have no idea where it came from. -rw-r--r-- 1 foo foo 1598296064 Aug 9 11:22 sudo Does anybody have any tips on how to
How To Create a Sudo User on Ubuntu | Linuxize
Jun 26, 2019 Stay at same working directory when changing to sudo If you want to use su, there is a way to stay in the same directory.. su - user-c "cd `pwd`; bash" What’s going on here: su - user = login as user-c which means "run a command in the new user’s shell"-c "cd `pwd`" the command we give is to switch to the current directory (`pwd`) – but because we use the backticks in double quotes, the pwd command is evaluated before we run the su command A beginner's guide to understanding sudo on Ubuntu Use sudo with specific limitations on lp to do that. Or perhaps a developer needs access to 1 specific log file. Don't give her generic sudo - provide limited sudo that shows only the logfile or a grep of the log file. Also, sudo can be setup to prevent those using an editor from shelling out …