Bug#894664: cups: Libreoffice doesn't see my network printer

[Stefan Monnier <monnier@IRO.UMontreal.CA>]

>> I have a printer connected via USB to a local server (running Debian
>> stable as well).  This printer is made visible to my clients by
>> running cups-browsed.
> For the server to advertise its printers with DNS-SD cups-browsed is
> superfluous.

I expressed myself poorly: the cups-browsed is running on the client.

> For most applications and command line programs cups-browsed has to be
> running on the client; seeing nothing at localhost:631 implies it is
> not. Please give the outputs of
>
>   systemctl status cups-browsed
>
> and
>
>   lpstat -t
>
> on the client.

% LANG=C systemctl status cups-browsed
* cups-browsed.service - Make remote CUPS printers available locally
   Loaded: loaded (/lib/systemd/system/cups-browsed.service; enabled; vendor pre
   Active: active (running) since Mon 2018-04-02 10:30:23 EDT; 21h ago
 Main PID: 5174 (cups-browsed)
    Tasks: 3 (limit: 4915)
   CGroup: /system.slice/cups-browsed.service
           `-5174 /usr/sbin/cups-browsed
% LANG=C lpstat -t                    
scheduler is running
no system default destination
lpstat: No destinations added.
lpstat: No destinations added.
lpstat: No destinations added.
lpstat: No destinations added.
%

>> Yet, this somehow works: e.g. evince sees my network printer just fine.  But
>> Libreoffice doesn't.  I haven't tried all applications to figure out which do
>> and which don't, so maybe Libreoffice is not the only one affected.
>
> Evince can read the server's DNS-SD broadcasts directly; it doesn't need
> cups-browsed. Libreoffice cannot read the server's DNS-SD broadcasts
> directly.

Good to know, thanks.


        Stefan