Re: [PATCH 1/1] isar-apt: fix race-condition in do_cache_config

["'MOESSBAUER, Felix' via isar-users" <isar-users@googlegroups.com>]

On Wed, 2026-06-03 at 13:46 +0200, Felix Moessbauer wrote:
> Repo configuration operations on the isar apt have to happen while
> holding the isar lock. However, bitbake executes the cleandirs operation
> without holding the lock, introducing a race-condition that sporadically
> breaks the build with the following error:
> 
>   Error opening config file '/isar/build/tmp/deploy/isar-apt/
>   debian-trixie/apt/debian-trixie/conf/distributions': No such file
>   or directory(2)
> 
> We fix this by open-coding the cleandirs logic inside the function and
> by that under the lock.
> 
> Fixes: be290896 ("isar-apt: support further optional fields ...")

PS: Commit "Revert "Split up isar-apt into distro-arch specific
instances" probably made it much more likely to run into the race-
condition, but the race was there before.

Felix

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