Re: Next steps for a reproducible Fontconfig?

On Fri, Jan 11, 2019 at 12:17 PM Akira TAGOH <[email protected]> wrote:
>
> On Thu, Jan 10, 2019 at 7:54 PM Alexander Larsson
> <[email protected]> wrote:
> > Here is my proposal:
> >
> > Make the uuid *generation* optional and manual. Then, when we create
> > the flatpak runtime we run fc-cache --make-uuid (or something) to
> > generate the uuid files. Then fontconfig would never confuse the
> > sandboxed /usr/share/fonts with any other, and since we would get a
> > new uuid each time we regenerated the runtime it would correctly pick
> > up stale caches when we update the runtime (even with no mtime
> > change).
>
> This would requires the root privilege to create uuid file on
> directories where root own though, are you going to have setuid to
> flatpak?
> or can this be done without it?

This would be done when creating the runtime, and at that time we have
write rights to /usr. Its not actually owned by root by that time
though, we build the image as some other user.
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