Re: [Test-Announce] Re: Fedora 33 Beta Go/No-Go and Release Readiness meetings

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On Thu, Sep 10, 2020 at 9:34 PM John M. Harris Jr <johnmh@xxxxxxxxxxxxx> wrote:
>
> On Thursday, September 10, 2020 1:36:18 AM MST alciregi@xxxxxxxxxx wrote:
> > On Thu, 2020-09-10 at 01:02 -0700, John M. Harris Jr wrote:
> >
> > >
> > >
> > > A quick reminder that we're about to release with the system
> > > configured to use
> > > Google DNS when no DNS servers are configured. If privacy is valued
> > > at all,
> > > this needs to be addressed before release.
> >
> >
> >
> > These DNS addresses are bundled upstream in systemd. And they are used
> > in the event of a misconfiguration of your network settings, isn't it?
> > However they are easily customizable in /etc/systemd/resolved.conf
> > (FallbackDNS option)
> >
> > And for the records: https://github.com/systemd/systemd/issues/8782
> >
> > The same thing is true for system time and date (systemd default to
> > Google NTP servers). But as far as I can see it is already addressed
> > here
> > https://src.fedoraproject.org/rpms/systemd/blob/master/f/systemd.spec#_329
>
> Regardless of Lennart's personal views, this is something that definitely
> merits some attention, and perhaps to be fixed before go-live. They're used
> whenever there are no configured DNS servers, not in the event of
> misconfiguration. Perhaps we should update /etc/systemd/resolved.conf to
> include "FallbackDNS=" system-wide? That would fix this behavior, for sure,
> and prevent the privacy issue for our users.
>

I'd rather have fallback DNS than no DNS by default.

> Why in the world would systemd have anything to do with NTP? We still use
> ntpd, do we not? Checking my system.. Nope, but it's chronyd. Still not
> systemd.
>

timesyncd is a simple NTP client for minimal Linux systems. We don't
use it, because chronyd is miles better.

> Also, looks like systemd is adding itself as a user and group database? This
> is probably a bug. Right?
>
> https://src.fedoraproject.org/rpms/systemd/blob/master/f/systemd.spec#_655
>

No. nss-systemd has been a thing for many years. It was added so that
DynamicUsers= functionality for systemd units would work.




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