[Libvir] [RFC] 4 of 4 Linux Container support - start container

Dave Leskovec dlesko at linux.vnet.ibm.com
Fri Mar 21 17:31:24 UTC 2008

Daniel P. Berrange wrote:
> On Fri, Mar 21, 2008 at 10:21:48AM -0700, Dan Smith wrote:
>> DB> IMHO there's too much forking going on here. With the stateful
>> DB> driver we should have the daemon be the parent of the forked VM as
>> DB> per the QEMU driver. This will avoid the need to unsafely re-write
>> DB> the config files.  It will also enable errors during the domain
>> DB> creation process to be correctly propagated back to the caller.
>> In the case of being called from libvirtd, this seems correct.
>> However, if you're not going through the daemon, I think that the
>> double-fork isolation is important, no?  Being a child of something as
>> complex as a CIM server seems like a bad idea to me.
> The patch I posted to make it use the state driver means all LXC driver
> calls go via the daemon. So nothing happens directly as a child of the
> calling application - its all in the context of the daemon.
> Dan.

Ok, so I'll remove the forks and clean up the status and state handling.

Best Regards,
Dave Leskovec
IBM Linux Technology Center
Open Virtualization

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