On Fri 22 Oct 2021 at 08:25:36 (-0600), Charles Curley wrote: > On Tue, 15 Jun 2021 21:51:28 +0200 > <to...@tuxteam.de> wrote: > > > Try adding > > the option `--whitelist-environment=DISPLAY to your su command (hint: > > you can add more variables to that whitelist, comma separated). > > I just tried this. No joy. > > charles@jhegaala:~$ echo $DISPLAY > :0.0 > charles@jhegaala:~$ su - > Password: > > Today is Setting Orange, the 3rd of The Aftermath, 3187. P'tang! > root@jhegaala:~# exit > logout > charles@jhegaala:~$ su --whitelist-environment=DISPLAY - > Password: > > Today is Setting Orange, the 3rd of The Aftermath, 3187. This statement is > false. > root@jhegaala:~# echo $DISPLAY > :0.0 > root@jhegaala:~# xclock & > [1] 311078 > root@jhegaala:~# No protocol specified > Error: Can't open display: :0.0 > > [1]+ Exit 1 xclock > root@jhegaala:~# emacs & > [1] 311095 > root@jhegaala:~# No protocol specified > Display :0.0 unavailable, simulating -nw > fg > emacs > root@jhegaala:~#
I think you need su --whitelist-environment=DISPLAY,XAUTHORITY - Cheers, David.
