[Buildroot] [PATCH] support/testing: TestInitSystemSystemdRwIfupdown test expect a RW rootfs

[Romain Naour]

Hello Peter,

Le 09/11/2020 à 21:11, Peter Korsgaard a écrit :
>>>>>> "Romain" == Romain Naour <romain.naour at gmail.com> writes:
> 
>  > When running the TestInitSystemSystemdRwIfupdown test, the rootfs must
>  > be in read-write mode. The commit log [1] introducing systemd tests say
>  > so:
> 
>  > "basic systemd, read-write, network w/ ifupdown"
> 
>  > With systemd 246.5, the service systemd-update-done return an error code
>  > when it can't write on the filesystem (/etc)
> 
>  > [1] 117835d5fcd508f301d62dd08ee658c1982c7fa7
>  > [2] https://github.com/systemd/systemd/commit/8019995e9af9c6d7b5985198cedccd24eda3e26e
> 
>  > Fixes:
>  > https://gitlab.com/buildroot.org/buildroot/-/jobs/830981813
> 
>  > Signed-off-by: Romain Naour <romain.naour at gmail.com>
>  > Cc: Yann E. MORIN <yann.morin.1998 at free.fr>
>  > ---
> 
> Committed, thanks.
> 
>  > Note: systemd-update-done will continue to fail for other systemd tests
>  > when the rootfs is in read-only mode.
> 
> What is the impact of that? Anything we can do about it?
> 

The systemd-update-done service can't work for read-only filesystem even if
previously the service didn't failed in such case.

I'll take a look if we can disable it at build time.

Best regards,
Romain