Re: [Xen-devel] [PATCH OSSTEST] Toolstack/libvirt: use URI in migration command

[Ian Campbell <ian.campbell@xxxxxxxxxx>]

On Wed, 2015-08-12 at 11:05 +0100, Ian Campbell wrote:
> On Tue, 2015-08-11 at 16:07 -0600, Jim Fehlig wrote:
> > Wei Liu wrote:
> > > Virsh migrate expects an URI, not a host. We don't actually care what
> > > kind of transport it uses, the main objective is to test migration, 
> > > so
> > > use xen+ssh for the time being.
> > > 
> > > Signed-off-by: Wei Liu <wei.liu2@xxxxxxxxxx>
> > > Cc: Ian Campbell <ian.campbell@xxxxxxxxxx>
> > > Cc: Ian Jackson <ian.jackson@xxxxxxxxxxxxx>
> > > ---
> > > Cc: Jim Fehlig <jfehlig@xxxxxxxx>
> > > 
> > > I once had email exchange with Jim and he said xen+ssh was a commonly
> > > use configuration.
> > > 
> > > Jim, I hope I got the URI right. The constructed command will be like
> > > 
> > >    virsh migrate guest xen+ssh://dst-host
> > >   
> > 
> > Yes, that is correct. Note you will need a '--live' option if live
> > migration is what you are after
> > 
> >   virsh migrate --live guest xen+ssh://dst-host
> 
> I think we probably do want live (xl does it by default).
> 
> I suggest we also do
>     my $duri = "xen+ssh://$dst";
> else the line is probably going to get a bit long.
> 
> So I propose to fold in this:

Ian agreed to this on IRC so I've pushed that to pretest. Full patch:

From d042454d2474e0af7349838ee22131527f1208ff Mon Sep 17 00:00:00 2001
From: Wei Liu <wei.liu2@xxxxxxxxxx>
Date: Tue, 11 Aug 2015 21:25:09 +0100
Subject: [PATCH] Toolstack/libvirt: use URI in migration command

Virsh migrate expects an URI, not a host. We don't actually care what
kind of transport it uses, the main objective is to test migration, so
use xen+ssh for the time being.

Signed-off-by: Wei Liu <wei.liu2@xxxxxxxxxx>
Acked-by: Ian Campbell <ian.campbell@xxxxxxxxxx>
Cc: Ian Jackson <ian.jackson@xxxxxxxxxxxxx>
[ ijc -- added --live and factored out $duri ]
---
 Osstest/Toolstack/libvirt.pm | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Osstest/Toolstack/libvirt.pm b/Osstest/Toolstack/libvirt.pm
index bfb5ccb..776432d 100644
--- a/Osstest/Toolstack/libvirt.pm
+++ b/Osstest/Toolstack/libvirt.pm
@@ -108,7 +108,8 @@ sub migrate ($$$$) {
     my $sho = $self->{Host};
     my $dst = $dho->{Name};
     my $gn = $gho->{Name};
-    target_cmd_root($sho, "virsh migrate $gn $dst", $timeout);
+    my $duri = "xen+ssh://$dst";
+    target_cmd_root($sho, "virsh migrate --live $gn $duri", $timeout);
 }
 
 sub save ($$$$) {
-- 
2.1.4


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