Oh, I should have specified: This is Samba 3.6.13, on FreeBSD 9.1-RELEASE. -John
On 8/7/13, John W <jwde...@gmail.com> wrote: > Hi, > > I have a Samba print share set up, with a "print command" specified > that just cats the file to /dev/ulpt0. This share is accessed by the > guest Samba account, which I have set to be the 'smbguest' username. > > I can manually run the print command as root, and the file prints. > I can manually run the print command as 'smbguest' (through sudo) and > the file prints. > > However, when run the command through Samba itself (by printing over > the network from another machine), I get: > > cannot create /dev/ulpt0: Permission denied > > This is the same message I would get if I don't have write permissions > to the device. > The device itself has the following permissions: > > $ ls -l /dev/ulpt* > crw-rw---- 1 root print 0, 142 Aug 5 22:31 /dev/ulpt0 > > The 'smbguest' account is in the 'print' group, as evidenced below: > > $ groups smbguest > smbguest smbguestgroup print > > so it should be able to write to ulpt0. In fact, it can, when the > command is run through sudo -u smbguest ... > > However, when the Samba 'print command' itself is run, the group > membership *only* includes the 'smbguest' group. I altered the print > command to write a log message including the output of `groups`, and > it writes merely 'smbguest', rather than the above three groups. > > Is there a general explanation for this, or is this just some weird > Samba idiosyncrasy? I would expect, since Samba is running the command > as the user 'smbguest', that it would have full group membership, but > all my evidence points to that not being the case. > > Or maybe there is something more fundamental I'm missing? > > I have also tried using 'force group = print', but that does not seem > to have any effect for me. I was following the advice from this post: > http://askubuntu.com/questions/251536/samba-guest-account-not-in-group > > Is it a bug? > Something I don't understand? > > Any help would be appreciated, thanks. > -John > -- To unsubscribe from this list go to the following URL and read the instructions: https://lists.samba.org/mailman/options/samba