Re: [Qemu-devel] [PATCH] Add HTTP protocol using curl v2

[Daniel P. Berrange]

On Wed, May 06, 2009 at 11:06:28AM +0100, Daniel P. Berrange wrote:
> On Wed, May 06, 2009 at 12:57:26PM +0300, Avi Kivity wrote:
> > Daniel P. Berrange wrote:
> > >Then I'd prefer we add a protocol=XXX option for magic protocols. This 
> > >would be easier to use & clearer than requiring escaping of magic 
> > >characters, eg
> > >
> > >   -drive file=/some/path:with:colons,protocol=file
> > >   -drive file=http://some/path,protocol=uri
> > >
> > >For compatability, we could make it such that if protocol=XXX was left out,
> > >it could try and "guess" it, in same way QEMU does if format=XXX is left 
> > >out
> > >for content format.
> > >  
> > 
> > How about
> > 
> >  -drive file=file:///some/path:with:colons?
> > 
> > Libvirt would use this unconditionally, command-line users can choose.
> 
> Sure, that achieves the same end result, so fine by me.

Oh and if you want to be really nice, you could say that any filename
with a leading '/' is implicitly file:///, since I can't imagine
any protocol name starting with a  '/'.  And this would ensure any
existing usage with absolute filenames 'just works' without tripping
up on colons.

Daniel
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