Re: This is bad, was Re: Fedora 33 System-Wide Change proposal: systemd-resolved

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On Mon, Sep 28, 2020 at 1:20 PM Chuck Anderson <cra@xxxxxxxxxxxx> wrote:
>
> On Mon, Sep 28, 2020 at 04:59:17PM +0000, Zbigniew Jędrzejewski-Szmek wrote:
> > On Mon, Sep 28, 2020 at 06:36:02PM +0200, Florian Weimer wrote:
> > > * Andrew Lutomirski:
> > >
> > > > Paul may well have been mixing different things here, but I don't
> > > > think you answered the one that seems like the most severe problem:
> > > > systemd-resolved removed perfectly valid DNSSEC records that were
> > > > supplied by the upstream server.  One might reasonably debate whether
> > > > Fedora's default DNS resolver configuration should validate DNSSEC,
> > > > but I think it should honor the DO bit in client requests and return
> > > > DNSSEC data.
> > >
> > > FWIW, this is <https://bugzilla.redhat.com/show_bug.cgi?id=1879028>.
> >
> > In an ideal world, we would just implement this missing functionality.
> > It's definitely on the TODO list, and there has been some preparatory
> > work done, but so far nobody found the time. If this is judged necessary,
> > we'll raise the priority of that work. Nevertheless, I don't think it is
> > such high priority — the number of people using DNSSEC is not too large,
> > and they are generally power-users who understand how to specify a different
> > server. So while definitely annoying, I didn't consider this a deal-breaker.
>
> DNSSEC is not meant for power-users, and it doesn't require specifying
> "a different server".
>
> I thought Fedora was supposed to be First?  How can it be if Fedora
> chooses to use/configure software by default that is missing critical
> DNSSEC functionality and breaks DNS standards?

DNSSEC is broken by design for most users. For example, I literally
cannot use it because my corporate VPN does not provide DNSSEC support
because the DNS server software doesn't support it. If I didn't know
what to look for, I'd just say Fedora is broken. Same goes for DoT and
DoH.


-- 
真実はいつも一つ!/ Always, there's only one truth!
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