Re: umask - default user settings?

[Greg Wooledge <greg@wooledge.org>]

On Wed, Jul 17, 2024 at 17:58:57 +0100, Tim Woodall wrote:
> No, I'm talking about sudo, not su. I'm not a sudo user so I can't test
> but my understanding is that root inherits the umask of the invoking
> user (or it used to)

Looks like this is still true.

hobbit:~$ bash
hobbit:~$ umask 077
hobbit:~$ umask
0077
hobbit:~$ sudo -s
[sudo] password for greg: 
root@hobbit:/home/greg# umask
0077
root@hobbit:/home/greg# exit
exit
hobbit:~$ sudo -i
root@hobbit:~# umask
0077
root@hobbit:~# exit
logout
hobbit:~$ sudo bash -c umask
0077
hobbit:~$ umask 022
hobbit:~$ sudo bash -c umask
0022