Re: [Xen-devel] [OSSTEST Nested PATCH v8 6/7] Compose the main recipe of nested test job

[Robert Hu <robert.hu@xxxxxxxxxxxxxxxx>]

On Wed, 2015-04-22 at 12:23 +0100, Ian Campbell wrote:
> On Wed, 2015-04-22 at 12:04 +0100, Ian Campbell wrote:
> > On Wed, 2015-04-22 at 08:38 +0000, Pang, LongtaoX wrote:
> > > 
> > > 
> > > > -----Original Message-----
> > > > From: Ian Campbell [mailto:ian.campbell@xxxxxxxxxx]
> > > > Sent: Tuesday, April 21, 2015 6:49 PM
> > > > To: Pang, LongtaoX
> > > > Cc: xen-devel@xxxxxxxxxxxxx; Ian.Jackson@xxxxxxxxxxxxx; 
> > > > wei.liu2@xxxxxxxxxx; Hu,
> > > > Robert
> > > > Subject: Re: [OSSTEST Nested PATCH v8 6/7] Compose the main recipe of 
> > > > nested
> > > > test job
> > > > 
> > > > On Mon, 2015-04-13 at 17:19 -0400, longtao.pang wrote:
> > > > > Signed-off-by: longtao.pang <longtaox.pang@xxxxxxxxx>
> > > > > ---
> > > > > Changes in v8:
> > > > > Change the patch order from 6 to 5.
> > > > > ---
> > > > >  sg-run-job |   11 +++++++++++
> > > > >  1 file changed, 11 insertions(+)
> > > > >
> > > > > diff --git a/sg-run-job b/sg-run-job
> > > > > index eae159d..2ca5ebf 100755
> > > > > --- a/sg-run-job
> > > > > +++ b/sg-run-job
> > > > > @@ -299,6 +299,17 @@ proc run-job/test-pair {} {
> > > > >  #    run-ts . remus-failover ts-remus-check         src_host 
> > > > > dst_host +
> > > > debian
> > > > >  }
> > > > >
> > > > > +proc need-hosts/test-nested {} {return host}
> > > > > +proc run-job/test-nested {} {
> > > > > +    run-ts . = ts-debian-hvm-install + host + nestedl1
> > > > > +    run-ts . = ts-nested-setup + host + nestedl1
> > > > > +    run-ts . = ts-xen-install nested_l1
> > > > > +    run-ts . = ts-host-reboot nested_l1
> > > > > +    run-ts . = ts-debian-hvm-install nested_l1 nestedl2
> > > > > +    run-ts . = ts-guest-stop nested_l1 nestedl2
> > > > > +    run-ts . = ts-guest-destroy host nestedl1
> > > > 
> > > > Based on my comments to previous patches I think you'll want to use
> > > > nestedl1 and nestedl2 consistently and never nested_l1/nested_l2.
> > > > 
> > > nestedl1 nestedl2 are hostname for L1 guest VM and L2 guest VM,
> > > nested_l1 and nested_l2 are ident for L1 and L2.
> > 
> > Hostnames shouldn't be appearing in this script, I don't think,
> > certainly not bare like that.
> > 
> > For the physical i.e. l0 case I think what happens is that
> > need-hosts/foo ends up returning a bunch of $ident=$an_actual_host. i.e.
> > srchost=$hosta and dsthost=$hostb.
> > 
> > I'm not sure how that would work in the nested world, but maybe you
> > should be writing $ident=$guestname (i.e. nested_l1=nestedl1)?
> > 
> > Ian?
> 
> Ian is still plugging in his computers after moving desks. But having
> spoken to him IRL it seems I'm not quite right above.
> 
> The arguments passed to ts-* in sg-run-job should _always_ be just a
> bare indent. The ident=foo thing is a special case for standalone mode.
> 
Yes, we're going to remove 'name's here. While in make flight, settled
'ident' --> 'name' mapping in runvar, so that when in some ts-* needs
name, we can deduce.
> However, Ian did also say (and I agreed) that there really isn't any
> reason why the ident and the hostname should differ here (or indeed the
> guest name from l0's point of view, modulo the suffix osstest sometimes
> adds).
Pardon? I don't quite understand 'modulo the suffix osstest sometimes
adds'.


> 
> Ian.
> 
> 



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