Re: [Xen-devel] xl - no support for DRBD disks?

[Ian Campbell <Ian.Campbell@xxxxxxxxxxxxx>]

On Mon, 2011-05-09 at 15:38 +0100, Shriram Rajagopalan wrote:
> On Mon, May 9, 2011 at 3:48 AM, Ian Campbell <Ian.Campbell@xxxxxxxxxx>
> wrote:
>         
>         On Sun, 2011-05-08 at 04:24 +0100, Shriram Rajagopalan wrote:
>         > I tried to create a domain with drbd based disk as the
>         backend
>         > "drbd:<resourcename>,..," and I get a "unknown disk type"
>         error.
>         >
>         > I can spin out a patch if needed, but just wanted to know
>         apriori if
>         > this was left out for any specific reason.
>         
>         
>         Not deliberate AFAIK.
>         
>         The intention is to make xl callout to a script whose name is
>         derived
>         from the initial part of the disk definition (e.g. the drdb
>         part,
>         similarly for iscsi and so on).
>         
> So, the "callout to a script" functionality is already available as
> part of the scripts in /etc/xen/scripts/. This includes a call out to 
> block-drbd (supplied by DRBD package) block-nbd, block-enbd (supplied
> as part of xen tree). Cant we just re-use them
> or is there some xend specific aspect to those scripts?

The plan is to reuse them.

> 
> shriram
> 
>         IanJ was looking at overhauling disk handling, including that
>         functionality.
>         
>         Ian.
>         
> 



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