[CRIU] How to save custom container properties?

[Cyrill Gorcunov]

On Tue, Feb 16, 2016 at 11:11:49AM +0300, Pavel Emelyanov wrote:
> > 
> > Not sure what you mean by helpers in lib. Mind to share?
> 
> Sure. The vz-specific stuff would be dumped in one of action script (post-dump?)
> and to write the data in protobuf format it would be handy to have some support
> from criu.
> 
> The same support would be useful for plugin writers, if I'm not mistaken some
> of our tests (ext-mount) already do such tricks.

ext-mount indeed does the similar -- it provides plugin for dumping mountpoints.
It is not a problem to add a couple more plugin calls but, sigh, dragging
pligins with criu-vz is the last thing I would start with.

Why not simply provide vz.img in general and pass CONFIG_VZ when compiling?