Re: [Qemu-devel] [Qemu-block] [PATCH v4 1/2] iotests: Use absolute paths for executables

[Jeff Cody <jcody@redhat.com>]

On Fri, Jun 30, 2017 at 02:45:46PM -0500, Eric Blake wrote:
> On 06/30/2017 02:41 PM, Eric Blake wrote:
> 
> > +++ 068.out.bad	2017-06-30 14:35:28.720241398 -0500
> > @@ -1,4 +1,5 @@
> >  QA output created by 068
> > +realpath: '': No such file or directory
> > 
> > The culprit? $QEMU_VXHS_PROG is empty for me, which means `set_prog_path
> > qnio_server` found nothing to use.  You'll have to add in a safety valve
> > that only calls 'type' if operating on a non-empty path in the first place.
> 
> I'm using this locally, in the meantime:
> 
> diff --git i/tests/qemu-iotests/common.config
> w/tests/qemu-iotests/common.config
> index c1dc425..6f97331 100644
> --- i/tests/qemu-iotests/common.config
> +++ w/tests/qemu-iotests/common.config
> @@ -107,7 +107,9 @@ export QEMU_PROG=$(realpath -- "$(type -p
> "$QEMU_PROG")")
>  export QEMU_IMG_PROG=$(realpath -- "$(type -p "$QEMU_IMG_PROG")")
>  export QEMU_IO_PROG=$(realpath -- "$(type -p "$QEMU_IO_PROG")")
>  export QEMU_NBD_PROG=$(realpath -- "$(type -p "$QEMU_NBD_PROG")")
> -export QEMU_VXHS_PROG=$(realpath -- "$(type -p "$QEMU_VXHS_PROG")")
> +if [ -n "$QEMU_VXHS_PROG" ]; then
> +    export QEMU_VXHS_PROG=$(realpath -- "$(type -p "$QEMU_VXHS_PROG")")
> +fi
> 
>  _qemu_wrapper()
>  {
> 
> 
> Is qnio_server easily available for Fedora?
>

Depends on your definition of "easily".  It needs to be built from the
upstream project github [1].  Most developers will likely not have it
installed.

https://github.com/VeritasHyperScale/libqnio