Re: Bug#791995: debian-edu-config: should provide /etc/cups/client.conf to fix network printing on clients (was: debian-edu: task desktop-other should contain libdns-mdns as a Depends to fix printer setup on clients)
On Thu, Oct 15, 2015 at 08:22:47AM +0000, Mike Gabriel wrote:
> Hi Wolfgang,
>
> On Mi 14 Okt 2015 18:17:17 CEST, Wolfgang Schweer wrote:
>
> >On Wed, Oct 14, 2015 at 01:31:04PM +0000, Mike Gabriel wrote:
> >>On Mo 13 Jul 2015 11:07:18 CEST, Wolfgang Schweer wrote:
> >>>On IRC sunweaver pointed out that the existence of /etc/cups/client.conf
> >>>would break setting up locally attached printers (via locally running
> >>>cups). While this is true in general, there's a way to have local
> >>>printer(s) (attached to real workstations) configured centrally on
> >>>tjener. To get this working install the package p910nd on the
> >>>workstation and configure it, see man p910nd. (For a USB printer you
> >>>would set P910ND_OPTS="-f /dev/usb/lp0" and P910ND_START=1 in
> >>>/etc/default/p910nd.) Then you can set up this printer on tjener as
> >>>AppSocket/HP Jetdirect printer using 'socket://<workstation-ip>:9100' as
> >>>URI. For diskless workstations a similar app socket tool is available by
> >>>default, see the jessie manual how to set up printers attached to LTSP
> >>>clients.
> >>
> >>The question now remains: shall we simply ship /etc/cups/client.conf as
> >>package file in debian-edu-config or treat/create-if-not-there that file
> >>with cfengine.
> >
> >As the file only makes sense along with the instructions, it would IMO
> >be best to add these to a Printing Know How chapter of the manual and to
> >avoid shipping/creating the file.
>
> I don't like creating that file from scratch either. We don't know
> with what we will conflict later.
>
> However, deploying systems that cannot print via TJENER right away
> sounds a bit awkward, too, IMHO.
>
> The deeper question are...
>
> Why doesn't CUPS browsing work out of the box?
> Why does it require a BrowsePoll entry in cups-browsed.conf (at
> least it does here...)?
>
> Right?
>
> Basically, if cups-browsed is installed, the local cupsd of a Debian
> Edu client should "find" the shared printers on the network.
Hi,
since I run cfengine3 on all the clients for our special purposes,
I've put a "BrowsePoll www:631" line into cups-browsed.conf.
This is also a good conf. in situations like a multicast blocked
network (like my Wifi).
The same could be done via cfengine2 Skole install mechanism
Regards
Giorgio
--
Giorgio Pioda - Sysadmin SPSE-Tenero
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Tel +41 58 468 62 48
Fax +41 58 468 61 98
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