Get users home directory when they run a script as root

Question

I have a sh script that needs to be run as root, however it is run by the end user using sudo. How can I get the users home directory when ~/ points to /root when running with s

Answer 1

Try to avoid eval. Especially with root perms.

You can do:

USER_HOME=$(getent passwd $SUDO_USER | cut -d: -f6)

Update:

here is why to avoid eval.