Sorry, what do you mean exactly by “translate the packets using the xlate_ctx 
struct”? Do you mean passing "normal” to the set of actions before buffering 
the packet?


From: Ben Pfaff<mailto:b...@ovn.org>
Sent: Wednesday, June 17, 2020 23:17
To: Luca Mancini<mailto:luca.manc...@outlook.com>
Cc: ovs-discuss@openvswitch.org<mailto:ovs-discuss@openvswitch.org>
Subject: Re: [ovs-discuss] Storing xlate_ctx CTX

Why not just translate the packets using an xlate_ctx and passing
"normal" as the set of actions?

On Wed, Jun 17, 2020 at 08:57:07PM +0000, Luca Mancini wrote:
> It’s quite the pickle then.
> Basically it’s a new action I’m trying to implement for OVS , I’ve talked 
> about it before here: 
> https://mail.openvswitch.org/pipermail/ovs-discuss/2020-June/050196.html
> I need a way to send the single packets to the appropriate ports, I was using 
> ofproto_dpif_send_packet since I can store dp_packet pointers, however it 
> doesn’t seem to work on non-physical ports (OFPP_NORMAL etc.) , and the only 
> function I found that does is obviously the output function, so I’m 
> attempting to hack my way through it to use it in my favor given that I can’t 
> store the original ctx pointer.
> The only temporary solution I have in place is iterating through the switch’s 
> available ports and flooding the single packets, but this is very ugly let 
> alone inefficient in bigger topologies.
>
>
> From: Ben Pfaff<mailto:b...@ovn.org>
> Sent: Wednesday, June 17, 2020 22:45
> To: Luca Mancini<mailto:luca.manc...@outlook.com>
> Cc: ovs-discuss@openvswitch.org<mailto:ovs-discuss@openvswitch.org>
> Subject: Re: [ovs-discuss] Storing xlate_ctx CTX
>
> This is probably not a good solution to your problem.  I don't
> understand your overall problem, so I can't suggest a good solution.
>
> On Wed, Jun 17, 2020 at 08:08:40PM +0000, Luca Mancini wrote:
> > I thought so, what about hard coding a ctx struct, i need this particular 
> > struct since I'd like to send the single packets received by a switch 
> > (after storing them) to the NORMAL logical port, or even just resubmit them 
> > to the flow tables so they can match another flow, and all the functions 
> > that do these things necess struct xlate_ctx.
> >
> > Thanks!
> >
> >
> > From: Ben Pfaff<mailto:b...@ovn.org>
> > Sent: Wednesday, June 17, 2020 21:50
> > To: Luca Mancini<mailto:luca.manc...@outlook.com>
> > Cc: ovs-discuss@openvswitch.org<mailto:ovs-discuss@openvswitch.org>
> > Subject: Re: [ovs-discuss] Storing xlate_ctx CTX
> >
> > On Wed, Jun 17, 2020 at 03:13:27PM +0000, Luca Mancini wrote:
> > > Are there ways in OVS store a struct xlate_ctx *ctx so that I can use
> > > it even after another packet is received by the switch?
> >
> > No.
> >
>

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