Re: [PATCH v5] dpkg: Restore support for replacing pre-installed packages in sbuild-chroot

[Uladzimir Bely <ubely@ilbers.de>]

On Tue, 2024-01-16 at 09:22 +0100, Jan Kiszka wrote:
> From: Jan Kiszka <jan.kiszka@siemens.com>
> 
> During the migration to sbuild, support for using self-built packages
> in
> the build environment was lost if those were already part of the
> sbuild-chroot. This restores it by adding --apt-distupgrade to the
> sbuild call. But that is not enough because sbuild will only upgrade
> packages from already configured sources, not those specified via
> --extra-repository. We therefore have to switch back to configuring
> isar-apt during sbuild-chroot creation.
> 
> As rootfs_configure_isar_apt configures the isar repo under
> /isar-apt, we bind-mount the one in /home/builder/${PN} to that
> folder.
> Another difference is that we now need to run apt-get update
> explicitly,
> but only for isar-apt.
> 
> And because the sbuild-chroots are now left behind with isar-apt
> configured, the configuration in imager_run can be removed (credits
> to
> Srinuvasan Arjunan).
> 
> Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
> ---
> 
> Changes in v5:
>  - also use dpkg_schroot_create_configs for apt_fetch and apt_unpack
>    (while I wasn't able to reproduce the issue, I think this should
>    resolve the CI problems)
> 

Unfortunately, the picture in full CI didn't change. Even worse, one
more job (NoCrossTest.test_nocross has failed with the similar error.

tmp/work/debian-bullseye-amd64/hello/1.0-
r0/temp/log.do_apt_unpack.1785250:
```
DEBUG: Executing shell function do_apt_unpack
cp: cannot stat '/downloads/deb-src/debian-bullseye/hello/hello_2.10-
2+isar.debian.tar.xz': No such file or directory
cp: cannot stat '/downloads/deb-src/debian-bullseye/hello/hello_2.10-
2+isar.dsc': No such file or directory
```

I'm continuing debugging the issue.