On Fri, Jun 19, 2026 at 8:53 AM Matheus Tavares Bernardino
<[email protected]> wrote:
>
> On Thu, 18 Jun 2026 21:31:59 -0700 Brian Cain <[email protected]>
> wrote:
> >
> ...
> >
> > Download the tarball to a file and ignore tar errors during extraction
> > with --no-same-owner and --no-same-permissions.
>
> tar's man page says --no-same-owner and --no-same-permissions are "default for
> ordinary users". Isn't that the case for rootless podman?
>
> > Signed-off-by: Brian Cain <[email protected]>
> > ---
> > tests/docker/dockerfiles/debian-hexagon-cross.docker | 7 ++++++-
> > 1 file changed, 6 insertions(+), 1 deletion(-)
> >
> > diff --git a/tests/docker/dockerfiles/debian-hexagon-cross.docker
> > b/tests/docker/dockerfiles/debian-hexagon-cross.docker
> > index 23e8bb2fb26..817c903246a 100644
> > --- a/tests/docker/dockerfiles/debian-hexagon-cross.docker
> > +++ b/tests/docker/dockerfiles/debian-hexagon-cross.docker
> > @@ -49,7 +49,12 @@ ENV
> > TOOLCHAIN_BASENAME=clang+llvm-${TOOLCHAIN_RELEASE}-cross-hexagon-unknown-lin
> > ENV
> > TOOLCHAIN_URL=https://artifacts.codelinaro.org/artifactory/codelinaro-toolchain-for-hexagon/${TOOLCHAIN_RELEASE}_/${TOOLCHAIN_BASENAME}.tar.zst
> > ENV CCACHE_WRAPPERSDIR=/usr/libexec/ccache-wrappers
> >
> > -RUN curl -#SL "$TOOLCHAIN_URL" | tar --zstd -xC "$TOOLCHAIN_INSTALL"
> > +# Ignore tar's chmod/lchmod EPERM on the toolchain symlinks and
> > directories,
> > +# which rootless podman's overlay storage rejects (harmless mode metadata).
> > +RUN curl -#SLo /tmp/toolchain.tar.zst "$TOOLCHAIN_URL" && \
> > + { tar --zstd --no-same-owner --no-same-permissions \
> > + -xf /tmp/toolchain.tar.zst -C "$TOOLCHAIN_INSTALL" || true; } &&
> > \
> > + rm -f /tmp/toolchain.tar.zst
>
> Hmm, I think the "|| true" may mask some real failures. For example, if
> the URL is invalid, curl would still exit with no error code, but the output
> file would contain something like "errors" : [ { "status" : 404 } ]. Then,
> tar would fail to unpack that but || true would mask it.
Hmm - good point. I'll rethink it.
> > ENV
> > PATH=$PATH:${TOOLCHAIN_INSTALL}/${TOOLCHAIN_BASENAME}/x86_64-linux-gnu/bin
> > ENV MAKE=/usr/bin/make
> > # As a final step configure the user (if env is defined)
> > --
> > 2.34.1
> >
