On Tue, Apr 16, 2013 at 12:11 AM, Koen Kooi <[email protected]> wrote:
> Hi,
>
> To help with flashing the onboard eMMC of a 100000 boards I'm using
> systemd-nspawn to run package postinstall scripts that generate UUIDs and
> some other things and it's working great for that! Every board now has a
> unique value in /etc/machine-id instead it being empty and systemd
> randomizing it on startup.
>
> What doesn't work however is something like this:
>
> systemd-nspawn -D ${PART2MOUNT} /usr/bin/timedatectl set-timezone
> Europe/Paris
>
> or this:
>
> systemd-nspawn -D ${PART2MOUNT} /usr/bin/hostnamectl set-hostname
> BeagleBoneBlack
>
> I know I can run the lowlevel 'ln -sf <zoneinfo> /etc/timezone' or echo the
> name into /etc/hostname, but I'd like to use the *ctl commands because they
> work and have error handling built-in.
> it looks like I would need -b to get the *ctl commands to work, but -b
> doesn't support running single commands and exiting.
>
> My goal is to be able to drop in a rootfs tarball and change timezone and
> hostname settings in a config file for the flasher script and avoid
> generating N different tarballs. For use in the office lab I use something
> like [1] to generate the hostnames based on board revision and serial number.
>
> So, is there a way to *ctl command using systemd-nspawn in a rootfs that
> wasn't specially prepared (e.g. helper units/targets) for that?
crazy thought, but, for completeness, there should probably be
equivalent handling of init=/path/to/alternative/init in
systemd-nspawn
also the man page shows what you want should just work:
SYNOPSIS
systemd-nspawn [OPTIONS...] [COMMAND] [ARGS...]
but I guess there's some issues there.
Auke
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