Re: usb printer vs cups
On 12/09/2014 23:12, Volodymyr Kostyrko wrote: On 12.09.2014 20:53, Andriy Gapon wrote: From my experience I think that cupsd executes backend tools with all uids and gids set to cups and no supplementary groups. In the case of USB printers the backends need to access /dev/usbctl and /dev/usb/foobar that corresponds to a printer. That means that the access to those devices must be somehow granted to cups:cups. How do people solve this? What kind of permissions / configuration do you use? devfs Yes, devfs. So how exactly do you configure permissions, ownerships? P.S. Maybe I over-generalized the issue to all USB printers. My personal experience is with an HP printer handled by hplip / hplip-plugin. Personally I prefer using stock lpd for those, it can be easily integrated with foomatic hpijs. -- Andriy Gapon ___ freebsd-usb@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-usb To unsubscribe, send any mail to freebsd-usb-unsubscr...@freebsd.org
usb printer vs cups
From my experience I think that cupsd executes backend tools with all uids and gids set to cups and no supplementary groups. In the case of USB printers the backends need to access /dev/usbctl and /dev/usb/foobar that corresponds to a printer. That means that the access to those devices must be somehow granted to cups:cups. How do people solve this? What kind of permissions / configuration do you use? P.S. Maybe I over-generalized the issue to all USB printers. My personal experience is with an HP printer handled by hplip / hplip-plugin. -- Andriy Gapon ___ freebsd-usb@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-usb To unsubscribe, send any mail to freebsd-usb-unsubscr...@freebsd.org
Re: usb printer vs cups
On 12.09.2014 20:53, Andriy Gapon wrote: From my experience I think that cupsd executes backend tools with all uids and gids set to cups and no supplementary groups. In the case of USB printers the backends need to access /dev/usbctl and /dev/usb/foobar that corresponds to a printer. That means that the access to those devices must be somehow granted to cups:cups. How do people solve this? What kind of permissions / configuration do you use? devfs P.S. Maybe I over-generalized the issue to all USB printers. My personal experience is with an HP printer handled by hplip / hplip-plugin. Personally I prefer using stock lpd for those, it can be easily integrated with foomatic hpijs. -- Sphinx of black quartz judge my vow. ___ freebsd-usb@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-usb To unsubscribe, send any mail to freebsd-usb-unsubscr...@freebsd.org