[CRIU] [QUESTION] Restore a docker container
Cyrill Gorcunov
gorcunov at gmail.com
Sat Jan 12 13:34:06 MSK 2019
On Wed, Jan 09, 2019 at 09:20:32AM +0800, Jasminetion wrote:
> Hi, everyone:
> I'm doing some interesting with CRIU. But I'm in trouble now. I have
> two questions:
> 1. How can I add a new process to the container during restoring a
> docker container? And where should I modify the source code?
Process tree is read from the image, thus you either have to modify image
itself either inside criu source code
https://github.com/checkpoint-restore/criu/blob/criu-dev/criu/cr-restore.c#L2392
> 2. Is it possible to start a new process with same binary during
> restoring a docker container, and restore only part of the process in the
> address space of new process?
Hardly, it will require a lot of work to do.
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