Re: [ovs-discuss] Does OVN support to set traffic routing rules?

2017-02-03 Thread Henry Fourie
Jason,
  There has been some initial work on SFC for OVN:
http://openvswitch.org/support/ovscon2016/7/1400-fourie.pdf
https://mail.openvswitch.org/pipermail/ovs-dev/2017-February/328377.html


-Louis

From: ovs-discuss-boun...@openvswitch.org 
[mailto:ovs-discuss-boun...@openvswitch.org] On Behalf Of Shuaijun Zhang
Sent: Friday, February 03, 2017 6:11 AM
To: ovs-discuss@openvswitch.org
Subject: [ovs-discuss] Does OVN support to set traffic routing rules?

Hi All,

With using OVN, we can create the logical switch and logical ports, these 
switch and ports are applied to each hosts in the cluster. My question is that 
can we use OVN to add traffic flow routing rules,

for example:
the traffic can go from A directly to C (A->C), but I want the traffic to go 
through A->B->C, does OVN have tools to do so?

Thanks,
Jason


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Re: [ovs-discuss] Does OVN support to set traffic routing rules?

2017-02-03 Thread Ben Pfaff
On Fri, Feb 03, 2017 at 07:52:28PM +, Shuaijun Zhang wrote:
> >
> >
> >
> > Message: 2
> > Date: Fri, 3 Feb 2017 09:32:41 -0700
> > From: Scott Lowe <scott.l...@scottlowe.org>
> > To: ovs-discuss@openvswitch.org
> > Subject: Re: [ovs-discuss] Does OVN support to set traffic routing
> > rules?
> > Message-ID: <a21431a2-d405-7b9a-b7cb-89b0ddc64...@scottlowe.org>
> > Content-Type: text/plain; charset=utf-8
> >
> > On 02/03/2017 07:10 AM, Shuaijun Zhang wrote:
> > > Hi All,
> > >
> > > With using OVN, we can create the logical switch and logical ports,
> > > these switch and ports are applied to each hosts in the cluster. My
> > > question is that can we use OVN to add traffic flow routing rules,
> > >
> > > for example:
> > > the traffic can go from A directly to C (A->C), but I want the traffic
> > > to go through A->B->C, does OVN have tools to do so?
> >
> >
> > May I ask what you're trying to achieve? If you're looking for some form
> > of service function chaining (i.e., "B" is some sort of VNF), then I
> > believe some others are working on SFC support within OVN. I do not,
> > however, know any of the details or the current status of the work.
> >
> > --
> > Scott
> >
> >
> >
> Yes, the goal is for service chaining. I just found a link below that
> someone has developed patches to support SFC in OVN:
> https://mail.openvswitch.org/pipermail/ovs-dev/2016-November/324909.html
> 
> but I don't find these patches, links in their discuss are dead.
> 
> Does anyone know where are these patches, (I don't find the patches in the
> master branch of ovs?)

John reposted his patch recently:
https://patchwork.ozlabs.org/patch/723325/
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Re: [ovs-discuss] Does OVN support to set traffic routing rules?

2017-02-03 Thread Shuaijun Zhang
>
>
>
> Message: 2
> Date: Fri, 3 Feb 2017 09:32:41 -0700
> From: Scott Lowe <scott.l...@scottlowe.org>
> To: ovs-discuss@openvswitch.org
> Subject: Re: [ovs-discuss] Does OVN support to set traffic routing
> rules?
> Message-ID: <a21431a2-d405-7b9a-b7cb-89b0ddc64...@scottlowe.org>
> Content-Type: text/plain; charset=utf-8
>
> On 02/03/2017 07:10 AM, Shuaijun Zhang wrote:
> > Hi All,
> >
> > With using OVN, we can create the logical switch and logical ports,
> > these switch and ports are applied to each hosts in the cluster. My
> > question is that can we use OVN to add traffic flow routing rules,
> >
> > for example:
> > the traffic can go from A directly to C (A->C), but I want the traffic
> > to go through A->B->C, does OVN have tools to do so?
>
>
> May I ask what you're trying to achieve? If you're looking for some form
> of service function chaining (i.e., "B" is some sort of VNF), then I
> believe some others are working on SFC support within OVN. I do not,
> however, know any of the details or the current status of the work.
>
> --
> Scott
>
>
>
Yes, the goal is for service chaining. I just found a link below that
someone has developed patches to support SFC in OVN:
https://mail.openvswitch.org/pipermail/ovs-dev/2016-November/324909.html

but I don't find these patches, links in their discuss are dead.

Does anyone know where are these patches, (I don't find the patches in the
master branch of ovs?)

/Jason
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