[Lxc-users] lxc-destroy erase rootfs

[Serge Hallyn]

Quoting Fajar A. Nugraha (list at fajar.net):
> On Sun, Feb 10, 2013 at 5:27 PM, Papp Tamas <tompos at martos.bme.hu> wrote:
> 
> > On 02/10/2013 12:06 AM, Fajar A. Nugraha wrote:
> >
> >
> >> On Sun, Feb 10, 2013 at 8:34 AM, Papp Tamas <tompos at martos.bme.hu<mailto:
> >> tompos at martos.bme.hu>> wrote:
> >>
> >>     On 02/09/2013 12:41 AM, Serge Hallyn wrote:>> Or just suggest a way
> >> to modify containers
> >>     configuration.
> >>      >
> >>      > Sorry, can you elaborate?  You can modify configuration using the
> >>      > API (in C, python, or, iiuc, lua).  You can edit the configuration
> >>      > file by hand...  If there is more you'd like, please do propose it,
> >>      > sounds interesting.
> >>
> >>     Right now when the configuration file is modified, the container has
> >> to be recreated to take it
> >>     effect. Restart is not enough.
> >>     Do I (we) miss something?
> >>
> >>
> >>
> >> You could simply stop the container, do modifications (e.g. edit
> >> /var/lib/lxc/c1/config), and start
> >> it afterwards. Even renaming the containter is usually as simple as
> >> moving /var/lib/lxc/c2 ->
> >> /var/lib/lxc/c2 and checking some files under that (e.g config, fstab).
> >>
> >> In fact, I create most of my containers by hand, by creating
> >> /var/lib/lxc/container_name directory
> >> and copying everything under it from a template (e.g. using "zfs clone")
> >> with minor modifications.
> >>
> >> Or is there some other modification that you have in mind?
> >>
> >
> > This doesn't work on Ubuntu 12.04 with lxc 0.7.5-3ubuntu66.
> >
> > At least with non-default lxc home (/data/lxc).
> >
> >
> 
> If it doesn't work then IMHO it's a bug.

Agreed, please do get us precise reproduction steps so we can look into
it and fix it.

> I actually suggest you start a new thread, stating how you create your test
> container from scratch in non-default rootfs location, and describe what
> doesn't work.

Yes, please.

> If you can create it from scratch then you should be able to do whatever
> modifications you need and have it picked up the next time the container is
> stopped-started.
> 
> -- 
> Fajar