bug#30184: guix publish issue: guix substitute: error: corrupt input while restoring

["Clément Lassieur" <clement@lassieur.org>]

Christopher Baines <mail@cbaines.net> writes:

> Hey,
>
> I think something may have broken recently with the guix publish
> service. I run this on a server with very basic configuration, just
> setting the host, but I noticed recently that there were problems using
> the service. The following example is guix failing to download something
> from that server.
>
> Downloading http://beid.cbaines.net/nar/gzip/pwg84wqsniamc4vx9c7p06284i5rxiay-wxwidgets-3.0.3...
>  wxwidgets-3.0.3                                                       256KiB/s 00:00 | 16KiB transferred
> gzip: stdin: not in gzip format
> guix substitute: error: corrupt input while restoring '/gnu/store/pwg84wqsniamc4vx9c7p06284i5rxiay-wxwidgets-3.0.3' from #{read pipe}#
>  wxwidgets-3.0.3                                                       316KiB/s 00:00 | 48KiB transferredguix package: error: build failed: some substitutes for the outputs of derivation `/gnu/store/7f0zr1zgp6q1nyrsxf88qn003gr1w53b-wxwidgets-3.0.3.drv' failed (usually happens due to networking issues); try `--fallback' to build derivation from source
>
> I reverted the 4 recent changes [1], changed the service configuration
> to use (guix (current-guix)) and now it seems to be working again.

I have the same issue.  Thank you for the workaround, it was very
helpful.

> I've had a look through the changes, I couldn't spot anything, but I
> think there could be a regression in these changes [1].
>
> Thanks,
>
> Chris
>
>
> 1: f396611776e7ed6f1a070569a338ad56461b099e
>    152b7beeacb72fe96fd5d3c0fd8b321e247c2c6c
>    c04ffadbed7412545555b8be6b78f23eed150d26
>    297e04d66010ada31a40f40143d81bf6b62affcc