[lxc-devel] suggestion for an autostart flag

[Stéphane Graber]

On 05/29/2013 12:31 PM, Harald Dunkel wrote:
> Hi folks,
> 
> AFAICS I have to list all containers to be started at boot
> time in /etc/lxc/auto using symlinks pointing to the
> config files. Problem: /etc is a local file system.
> 
> For a HA solution you usually have some kind of "network"
> device/filesystem providing the resources to manage, e.g.
> a DRBD or iSCSI partition holding a set of LXC config files
> and rootfs directories. In case of a hardware failure you
> change the run level on a hot standby host, some init script
> mounts the LXC partition, and LXC's init script is supposed
> to start the containers for this run level. Unfortunately
> the symlinks in /etc/lxc/auto have been lost together with
> the old host. Hopefully you see the problem.
> 
> Instead of symlinks in /etc/lxc/auto I would suggest to set
> the config files to executable as an autostart flag. Thats
> very easy to set, test and clear, _and_ it is part of the
> filesystem providing the LXC config file.
> 
> 
> Just a suggestion, of course.
> 
> Regards
> Harri

Please look at the discussions we've had over the past couple of days, I
believe your problem is already covered by the proposed implementation.


-- 
Stéphane Graber
Ubuntu developer
http://www.ubuntu.com

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