Re: [PATCH v3 0/4] ovl: Add support for fs-verity checking of lowerdata

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Cool, I wanted to look at this, but was on PTO last week.
It looks good to me, and I synced this to:
  https://github.com/alexlarsson/xfstests/commits/verity-tests
To avoid drift.

On Mon, Jun 26, 2023 at 3:14 PM Amir Goldstein <amir73il@xxxxxxxxx> wrote:
>
> On Thu, Jun 22, 2023 at 2:45 PM Amir Goldstein <amir73il@xxxxxxxxx> wrote:
> >
> > On Thu, Jun 22, 2023 at 12:52 PM Alexander Larsson <alexl@xxxxxxxxxx> wrote:
> > >
> > > On Thu, Jun 22, 2023 at 11:37 AM Amir Goldstein <amir73il@xxxxxxxxx> wrote:
> ...
> > > > Alex,
> > > >
> > > > Verified that your verity-tests2 work as expected with v5 patches.
> > >
> > > To be honest I have not validated that my changes to the shared verity
> > > code still works with the non-overlayfs tests. If you have a setup for
> > > it it would be great if you could try the regular ext4 w/ fs-veriy
> > > tests on top of the verity-test2 branch.
> > >
> >
> > There is no problem with "./check -g verity" on ext4
> > those tests pass.
> >
> > However, "./check -overlay -g generic/verity" fails several test:
> > Failures: generic/572 generic/573 generic/574 generic/575 generic/577
> > because _require_scratch_verity falsely claims that overlay (over ext4)
> > supports verify, but then FS_IOC_ENABLE_VERITY actually fails
> > during the test.
> >
> > Instead of changing _require_scratch_verity() as you did,
> > you should consider passing optional arguments, e.g.:
> >   local fstyp=${1:-$FSTYP}
> > and calling it from _require_scratch_overlay_verity() with the
> > $OVL_BASE_* values.
> >
>
> FWIW, I pushed this solution to
> https://github.com/amir73il/xfstests/commits/verity-tests
>
> It's ugly, but it works.
>
> Thanks,
> Amir.
>


-- 
=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
 Alexander Larsson                                Red Hat, Inc
       alexl@xxxxxxxxxx         alexander.larsson@xxxxxxxxx





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