On Wednesday 03 July 2019 18:06:18 John Paul Adrian Glaubitz wrote: > Hi Gene! > > On 7/3/19 10:42 PM, Gene Heskett wrote: > > Just one of the things its taken over. Now we have a different > > command to set the hostname too if you want it to stick over a > > reboot. Someone a couple weeks ago showed me how to do that for > > hostname only. I've no clue how it does that because it can do it > > even if /etc/hostname has been made immutable. In fact I'd call that > > a major security breech. > > Could you move this discussion over to the debian-user mailing list? > As already mentioned by Reco earlier, those questions aren't specific > to ARM. > > As for systemd and related stuff, I would recommend reading through > the documentation a bit which explains a lot of these things. I think > you will make faster progress by understanding the concepts rather > than asking for every single problem you are running into. > > Regarding why systemd has its own hostname command is simple: The > original Unix hostname command doesn't set the hostname persistently > (you had write the file yourself) and you had to reboot the machine to > make sure the new hostname was propagated everywhere across the system > (after writing the file) which is no longer the case with systemd > where these changes are propagated using dbus which the old hostname > command didn't support [1]. > > The new systemd hostnamectl makes sure other processes are immediately > notified if the hostname gets changed and I think that's something > reasonable to expect. With the old approach, it could happen that > after issuing the hostname command to rename the host, that some > processes still saw the old hostname, so the system got into an > inconsistent state. > > In most cases where systemd provides its own solution for a certain > feature, there are actually pretty good technical reasons why that was > done. In most cases, it was necessary because the old Unix version of > a command was rather limited in functionality or had certain design > problems. > > Adrian > > > [1] > > https://blog.fpmurphy.com/2014/10/revisiting-the-systemd-d-bus-inter > >face.html
I read/scanned thru this 2 or 3 times without finding any clues to fix what ails this install, I suspect from the dates of that thread, its 5+ years too old. But it does give me hope that there are good answers out there, someplace... Cheers, Gene Heskett -- "There are four boxes to be used in defense of liberty: soap, ballot, jury, and ammo. Please use in that order." -Ed Howdershelt (Author) If we desire respect for the law, we must first make the law respectable. - Louis D. Brandeis Genes Web page <http://geneslinuxbox.net:6309/gene>
