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Re: iwd + systemd-networkd + resolvconf wrinkles

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On Fri 18 Mar 2022 at 20:57:38 (+0000), Brian wrote:
> On Sun 13 Mar 2022 at 20:04:06 -0500, David Wright wrote:
> 
> [...]
> 
> > Install iwd, and resolvconf if necessary. You may then need to reboot
> > if the wifi interface has already been renamed by the kernel, ie if
> > it's not wlan0. (With buster, there's a missing file that needs adding
> > first; see below).
> 
> It is systemd/udev that renames the interface.

Sorry, I was paraphrasing my notes and accidentally missed a bit out.
It should have said: "if the wifi interface has already been renamed
from the kernel's name", whereupon the  id est  makes sense.

> This is standard procedure.

I would say no more than that systemd and udev have reached a truce
on how and what to rename an interface to.

> iwd decides it knows better and, no matter what, does
> it. I have never met this sort of behavior with wpasupplicant.
> 
> So we will be more forceful and have
> 
>   net.ifnames=1
> 
> on GRUB's kernel command line. My choice is ignored by iwd. Why does
> it not want an interface to be renamed by systemd/udev?

https://iwd.wiki.kernel.org/interface_lifecycle

explains iwd's philosophy on interfaces, and the last section covers
why it's not desirable for udev to attempt to rename them.

Cheers,
David.

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Thread

iwd + systemd-networkd + resolvconf wrinkles David Wright <deblis@lionunicorn.co.uk> - 2022-03-14 02:30 +0100
  Re: iwd + systemd-networkd + resolvconf wrinkles Thomas Pircher <thp.debian@p5r.uk> - 2022-03-14 08:40 +0100
    Re: iwd + systemd-networkd + resolvconf wrinkles David Wright <deblis@lionunicorn.co.uk> - 2022-03-15 19:40 +0100
      Re: iwd + systemd-networkd + resolvconf wrinkles Thomas Pircher <thp.debian@p5r.uk> - 2022-03-17 13:40 +0100
        Re: iwd + systemd-networkd + resolvconf wrinkles David Wright <deblis@lionunicorn.co.uk> - 2022-03-18 06:00 +0100
          Re: iwd + systemd-networkd + resolvconf wrinkles Nicholas Geovanis <nickgeovanis@gmail.com> - 2022-03-18 20:30 +0100
            Re: iwd + systemd-networkd + resolvconf wrinkles David Wright <deblis@lionunicorn.co.uk> - 2022-03-19 16:40 +0100
  Re: iwd + systemd-networkd + resolvconf wrinkles Brian <ad44@cityscape.co.uk> - 2022-03-17 00:00 +0100
    Re: iwd + systemd-networkd + resolvconf wrinkles Stefan Monnier <monnier@iro.umontreal.ca> - 2022-03-17 15:00 +0100
      Re: iwd + systemd-networkd + resolvconf wrinkles Brian <ad44@cityscape.co.uk> - 2022-03-17 16:00 +0100
      Re: iwd + systemd-networkd + resolvconf wrinkles David Wright <deblis@lionunicorn.co.uk> - 2022-03-18 06:00 +0100
        Re: iwd + systemd-networkd + resolvconf wrinkles Stefan Monnier <monnier@iro.umontreal.ca> - 2022-03-18 13:50 +0100
    Re: iwd + systemd-networkd + resolvconf wrinkles David Wright <deblis@lionunicorn.co.uk> - 2022-03-18 06:00 +0100
      Re: iwd + systemd-networkd + resolvconf wrinkles Brian <ad44@cityscape.co.uk> - 2022-03-18 15:50 +0100
        Re: iwd + systemd-networkd + resolvconf wrinkles Charlie <taoquester@gmail.com> - 2022-03-19 00:40 +0100
          wpa_supplicant, was Re: iwd + systemd-networkd + resolvconf wrinkles David Wright <deblis@lionunicorn.co.uk> - 2022-03-23 05:30 +0100
            Re: wpa_supplicant, was Re: iwd + systemd-networkd + resolvconf  wrinkles Brian <ad44@cityscape.co.uk> - 2022-03-23 19:30 +0100
            Re: wpa_supplicant, was Re: iwd + systemd-networkd + resolvconf  wrinkles Brian <ad44@cityscape.co.uk> - 2022-03-24 17:20 +0100
  Re: iwd + systemd-networkd + resolvconf wrinkles Brian <ad44@cityscape.co.uk> - 2022-03-17 16:10 +0100
    Re: iwd + systemd-networkd + resolvconf wrinkles David Wright <deblis@lionunicorn.co.uk> - 2022-03-18 06:00 +0100
      Re: iwd + systemd-networkd + resolvconf wrinkles Brian <ad44@cityscape.co.uk> - 2022-03-18 15:50 +0100
  Re: iwd + systemd-networkd + resolvconf wrinkles RP <reyadmin@gmail.com> - 2022-03-17 18:10 +0100
  Re: iwd + systemd-networkd + resolvconf wrinkles Brian <ad44@cityscape.co.uk> - 2022-03-18 22:20 +0100
    Re: iwd + systemd-networkd + resolvconf wrinkles Brian <ad44@cityscape.co.uk> - 2022-03-19 13:40 +0100
      Re: iwd + systemd-networkd + resolvconf wrinkles Nicholas Geovanis <nickgeovanis@gmail.com> - 2022-03-19 16:40 +0100
        Re: iwd + systemd-networkd + resolvconf wrinkles Brian <ad44@cityscape.co.uk> - 2022-03-21 14:20 +0100
    Re: iwd + systemd-networkd + resolvconf wrinkles David Wright <deblis@lionunicorn.co.uk> - 2022-03-19 16:40 +0100
      Re: iwd + systemd-networkd + resolvconf wrinkles Brian <ad44@cityscape.co.uk> - 2022-03-19 20:00 +0100
        Re: iwd + systemd-networkd + resolvconf wrinkles Stella Ashburne <rewefie@gmx.com> - 2022-03-23 13:30 +0100
          Re: iwd + systemd-networkd + resolvconf wrinkles David Wright <deblis@lionunicorn.co.uk> - 2022-03-23 16:40 +0100

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