[Libvir] remote access ?

Daniel Veillard veillard at redhat.com
Tue Oct 16 09:23:11 UTC 2007

On Tue, Oct 16, 2007 at 07:18:13AM +0100, Richard W.M. Jones wrote:
> Daniel Veillard wrote:
> >On Mon, Oct 15, 2007 at 08:33:08PM +0100, Daniel P. Berrange wrote:
> >>On Mon, Oct 15, 2007 at 04:37:22PM +0100, Richard W.M. Jones wrote:
> >>>Daniel P. Berrange wrote:
> >>>>It is a bug in xend_internal.c
> >>>>
> >>>>   if (strcasecmp (name, "xen") == 0 ||
> >>>>       strncasecmp (name, "xen:///", 7) == 0) {
> >>>>
> >>>>
> >>>>This needs to die & be replaced with code calling the libxml URI 
> >>>>parsing.
> >>>>I fixed a similar bug in the QEMU driver a few weeks back.
> >>>Sorry yes, Dan is right, so ignore the hack/patch I just posted.
> >>>
> >>>In fact xen_unified.c already parses the URI once, so we just need to 
> >>>change the xen_unified <-> xen low level drivers API to pass the parsed 
> >>>URI instead of the name string.
> >>In fact we could take it one bit further. Have the 'do_open' method in
> >>the src/libvirt.c file parse it & change the src/driver.h so that the
> >>open method for drivers takes  xmlURIPtr instead of a char *. That way
> >>we guarentee that all drivers will use a correctly parsed form.
> >
> >  Sounds good but we would have to reserialize for the network access
> >I assume.
> Yes, it already does this because it has to reconstruct a URI suitable 
> for the remote end of the connection.  Specifically one which doesn't 
> contain the transport, server and port.  (Otherwise the remote end might 
> try to do another remote connection, which wouldn't be fun).

  oh, right, of course !


Red Hat Virtualization group http://redhat.com/virtualization/
Daniel Veillard      | virtualization library  http://libvirt.org/
veillard at redhat.com  | libxml GNOME XML XSLT toolkit  http://xmlsoft.org/
http://veillard.com/ | Rpmfind RPM search engine  http://rpmfind.net/

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