Re: Current wisdom on printing from Firefox

[David Brownlee <abs%absd.org@localhost>]

On Sun, 29 Dec 2019 at 21:04, Chavdar Ivanov <ci4ic4%gmail.com@localhost> wrote:
>
> On Sun, 29 Dec 2019 at 20:43, David Brownlee <abs%absd.org@localhost> wrote:
> >
> > What is the current wisdom on printing from Firefox?
> >
> > It appears that from firefox-60 the ability to generale ps was
> > removed, so the lpd backend was also removed.
> >
> > There is a reference and a patch to add back print to lpd (but not
> > generate ps) for FreeBSD at:
> >
> > https://lists.freebsd.org/pipermail/freebsd-gecko/2018-May/008327.html
> >
> > Currently I have a google cloudprint enabled printer, so for anything
> > where I don't mind the print data bouncing via any number of cloud
> > boxes I can print to a PDF file, then just upload to cloudprint.
> >
> > However this feels... suboptimal :)
> >
> > I can easily setup lpd, and probably throw in a PDF and PS to
> > whatever-my-random-epson supports filter, but if Firefox won't print
> > to lpd then its not ideal - though presumably we could add a patch to
> > add back in the lpd backend
> >
> > Its been about two decades since I last setup cups :), - I ran through
> > the basic setup, but even though cupsd was running and I could see the
> > printer firefox did not show it (did all the standard reset printer
> > values in firefox & restart, but the print dialog still just shows
> > print to file). Also I then have the stupid joy of /usr/bin/lpd and
> > /usr/pkg/bin/lpd and friends.
> >
> > What are other people doing?
>
> I haven't had the particular need to print from  firefox on NetBSD
> recently; after reading this I tried...
>
> The moment I hit the 'Print'  menu item to get the dialog, my firefox
> process goes in an endless loop, becoming completely unresponsive; the
> trace is as follows (just an excerpt; it repeats ad inf.):
>
> 69     20 firefox  __clock_gettime50(0x3, 0x7c8abf31dc30) = 0
>   2669      1 firefox  poll                        = 0
>   2669     20 firefox  ___lwp_park60               Err#60 ETIMEDOUT
>   2669     20 firefox  __clock_gettime50(0x3, 0x7c8abf31dc50) = 0
>   2669     20 firefox  __clock_gettime50(0x3, 0x7c8abf31dc90) = 0
>
> 669     20 firefox  __clock_gettime50(0x3, 0x7c8abf31dc30) = 0
>   2669      1 firefox  poll                        = 0
>   2669      1 firefox  __socket30(0x2, 0x1, 0)     = 36
>   2669      1 firefox  setsockopt(0x24, 0xffff, 0x4, 0x7f7fff480edc, 0x4) = 0
>   2669      1 firefox  setsockopt(0x24, 0xffff, 0x200, 0x7f7fff480edc, 0x4) = 0
>   2669      1 firefox  setsockopt(0x24, 0xffff, 0x800, 0x7f7fff480edc, 0x4) = 0
>   2669      1 firefox  setsockopt(0x24, 0x6, 0x1, 0x7f7fff480edc, 0x4) = 0
>   2669      1 firefox  fcntl(0x24, 0x2, 0x1)       = 0
>   2669      1 firefox  fcntl(0x24, 0x3, 0)         = 16777218
>   2669      1 firefox  fcntl(0x24, 0x4, 0x1000006) = 0
>   2669      1 firefox  connect(0x24, 0x7c8ac39aa9c8, 0x10) Err#36 EINPROGRESS
>   2669      1 firefox  fcntl(0x24, 0x4, 0x1000002) = 0
>   2669     20 firefox  ___lwp_park60               Err#60 ETIMEDOUT
>   2669     20 firefox  __clock_gettime50(0x3, 0x7c8abf31dc50) = 0
>
> ...
>
> So no printing from firefox for me at all. This is 9.99.31 from today
> (amd64), firefox 71.0.

Do you have cups-base installed but no cupsd running?
If so could you test just starting cupsd without any special config to
see if the print dialog shows?

David