Bug#771675: systemd: machinectl: Failed to get container bus: Input/output error

[Michael Biebl]

Am 01.12.2014 um 15:24 schrieb Mario Lang:
> Package: systemd
> Version: 215-7
> Severity: minor
> 
> Trying to access a container with "machinectl login" fails.
> But booting the container manually gives a login prompt.
> 
> root at host:/# mkdir /var/lib/container
> root at host:/# debootstrap jessie /var/lib/container/debian-jessie
> I: Retrieving Release I: Retrieving Release.gpg
> I: Checking Release signature
> ...
> I: Base system installed successfully.
> root at host:/# systemd-nspawn -D /var/lib/container/debian-jessie
> Spawning container debian-jessie on /var/lib/container/debian-jessie.
> Press ^] three times within 1s to kill container.
> /etc/localtime is not a symlink, not updating container timezone.
> root at debian-jessie:~# exit
> root at fzidpc73:/# systemd-nspawn -bD /var/lib/container/debian-jessie
> ...
> Debian GNU/Linux jessie/sid fzidpc73 console
> 
> fzidpc73 login:
> 
> OK, so the container boots with systemd-nspawn, but:
> 
> root at fzidpc73:/# systemctl start systemd-nspawn at debian-jessie.service
> root at fzidpc73:/# machinectl list
> MACHINE                          CONTAINER SERVICE
> debian-jessie                    container nspawn
> 
> 1 machines listed.
> root at fzidpc73:~# machinectl login debian-jessie
> Failed to get container bus: Input/output error
> 
> 
> I am confused, possibly because I don't fully get all the technology
> involed yet.  machinectl *sees* the running machine, but it fails to
> connect to it, with a rather generic error message.

Actually, the message is not that generic. It fails to connect to the
container bus. After installing the "dbus" package inside the container
(and rebooting it), you should be able to use "machinectl login"


-- 
Why is it that all of the instruments seeking intelligent life in the
universe are pointed away from Earth?

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