I got a script requiring sudo, but the script must set parameters according to the original user, such as:
chown "${USER}:${USER}" dir
If I set it under sudo, I just end up with chmod root:root
, which doesn't help.
So how can I get the user name before sudo?
Best Answer
The environment variable SUDO_USER should work as a replacement for USER.
Since you are setting the ownership to USER:USER I assume there is always a group with the same name as the user? A more strict solution might otherwise be to use SUDO_UID and SUDO_GID.
Two possible solutions would then be:
or