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Hi,

On Sat, 2013-12-14 at 10:23 +0530, iKhan wrote:
> Hi All,
> 
> At present cinder driver can be only configured with adding entries in conf
> file. Once these driver related entries are modified or added in conf file,
> we need to restart cinder-volume service to validate the conf entries and
> create a child process that runs in background.
> 
> I am thinking of a way to re-initialize or dynamically configure cinder
> driver. So that I can accept the configuration from user on fly and perform
> operations. I think solution lies somewhere around "oslo.config.cfg", but I
> am still unclear about how re-initializing can be achieved.
> 
> Let know if anyone here is aware of any approach to re-initialize or
> dynamically configure a driver.

Some work on this was done in Oslo during Havana, see:

  https://blueprints.launchpad.net/oslo/+spec/service-restart
  https://blueprints.launchpad.net/oslo/+spec/cfg-reload-config-files

Thanks,
Mark.