Re: cuirass evaluate

[Ludovic Courtès]

Hello,

Mathieu Othacehe <address@hidden> skribis:

>> Unfortunately, the current daemon protocol makes it hard to get such
>> notifications, unless you parse its output (the “@ build-succeeded”
>> lines) like I did in ‘wip-ui’.
>>
>> Perhaps we’ll have to do this parsing anyway, or just change the
>> protocol altogether and have a “channel” mechanism like SSH to multiplex
>> the number of communication channels on one connection.  reepca, if you
>> read this, that’s something to keep in mind.  :-)
>>
>> Alternately, Cuirass could also periodically call ‘valid-path?’ for all
>> the outputs of the pending builds (in a separate thread; note that the
>> daemon connection cannot be shared among threads.)
>
> Ok, the solution you implemented in wip-ui seems viable.
>
> For now I'm implementing basic web API in cuirass :
>
> * api/build/:build
> * build/:build/log/raw
> * api/latestbuilds
>
> This allows emacs-guix to query cuirass as per hydra. The "queue" api
> will be implementable when we will support build start/stop/failure
> detection.

Sounds good.  Let us know if you stumble upon other issues.

Thanks,
Ludo.’