bug#33280: Guix weather does not error nicely with 502 errors from hydra

[swedebugia]

Hi

On 2018-11-06 15:23, Ludovic Courtès wrote:
> Hi,
>
> Mark H Weaver <address@hidden> skribis:
>
> > swedebugia <address@hidden> writes:
> >
> > > I did not change the default substitute-urls in 0.15
> > >
> > > This is probably low priority.
> > >
> > > address@hidden ~$ guix weather
> > > computing 7,850 package derivations for x86_64-linux...
> > > looking for 8,167 store items on https://mirror.hydra.gnu.org...
> > > guix weather: warning: while fetching
> > > 'https://mirror.hydra.gnu.org/nix-cache-info': 502 ("Bad Gateway")
> > > guix weather: warning: ignoring substitute server at
> > > '"https://mirror.hydra.gnu.org";'
> > > https://mirror.hydra.gnu.org
> > >    .0% substitutes available (0 out of 8,167)
> > >    unknown substitute sizes
> > >    0.0 MiB on disk (uncompressed)
> > >    0.000 seconds per request (2.7 seconds in total)
> > >    3,081.9 requests per second
> > >    (continuous integration information unavailable)
> > >
> > > We should omit everything after the first warning I think.
> > At the time you wrote this, hydra.gnu.org was partially back up, but
> > with several of the important daemons not yet started.  I've since
> > started the daemons, so it might work now.
> Also, I would argue that this behavior (printing a warning and ignoring
> the faulty server) is good.  I can’t think of a better way to handle
> this situation.
>
> Thoughts?

Thanks for taking your time on this.

This is also near or in the bikeshedding territory :p

1 thing that is wrong in the message above is the number of requests per 
second.

  3,081.9 requests per second

This cannot be right.

--
Cheers
Swedebugia