GNU bug report logs - #46212
ci.guix.gnu.org narinfos with excessive NarSize

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Message #19 received at 46212 <at> debbugs.gnu.org (full text, mbox):

From: Ludovic Courtès <ludo <at> gnu.org>
To: Christopher Baines <mail <at> cbaines.net>
Cc: 46212 <at> debbugs.gnu.org
Subject: Re: bug#46212: ci.guix.gnu.org narinfos with excessive NarSize
Date: Tue, 02 Feb 2021 22:48:27 +0100

Christopher Baines <mail <at> cbaines.net> skribis:

> Christopher Baines <mail <at> cbaines.net> writes:
>
>> I noticed through the Guix Data Service that some narinfo files from
>> ci.guix.gnu.org have an excessive NarSize.
>>
>> These are the three that I've found, but there could be more.
>>
>>
>> /gnu/store/qln574djfgl8h9glij9id8jips7nnrlw-flightgear-2018.3.5
>> NarSize: 18446744072099351584
>>
>> /gnu/store/qhix6afvy2a6n7hlx4qgdns461p8kdnv-repeat-masker-4.1.1
>> NarSize: 18446744071612438544
>>
>> /gnu/store/wd9z64xpck56xzf52jwlpg8vb610b0ym-repeat-masker-4.1.1
>> NarSize: 18446744071612438544
>
> Guix gives the following error when it encounters one of these bad
> narinfos:
>
>   error: integer expected from stream

I guess ‘guix substitute --query’ reads the narinfo, passes the negative
integer as is to the daemon (for ‘query-path-info’ RPCs), which
rightfully complains.

It would be nice for ‘guix publish’ to not emit broken narinfos, and
perhaps we can also add extra checks in the (guix narinfo) reader.

Ludo’.

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