Message ID | 1550083948-30964-1-git-send-email-nitin.katiyar@ericsson.com |
---|---|
State | Rejected |
Headers | show |
Series | [ovs-dev] LACP-Rx packets are not captured in ovs-tcpdump. | expand |
On Wed, Feb 13, 2019 at 10:51:18AM +0000, Nitin Katiyar wrote: > Mirroring received LACP packets to help in debugging LACP issues. > > Co-authored-by: Manohar Krishnappa Chidambaraswamy <manukc@gmail.com> > Signed-off-by: Manohar Krishnappa Chidambaraswamy <manukc@gmail.com> > Signed-off-by: Nitin Katiyar <nitin.katiyar@ericsson.com> > --- > ofproto/ofproto-dpif-xlate.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/ofproto/ofproto-dpif-xlate.c b/ofproto/ofproto-dpif-xlate.c > index acd4817..111f36e 100644 > --- a/ofproto/ofproto-dpif-xlate.c > +++ b/ofproto/ofproto-dpif-xlate.c > @@ -3308,6 +3308,7 @@ process_special(struct xlate_ctx *ctx, const struct xport *xport) > } else if (xport->xbundle && xport->xbundle->lacp > && flow->dl_type == htons(ETH_TYPE_LACP)) { > if (packet) { > + mirror_ingress_packet(ctx); > lacp_process_packet(xport->xbundle->lacp, xport->ofport, packet); > } > slow = SLOW_LACP; As far as I can tell this will get called from xlate_action() anyway: if (!xin->frozen_state && process_special(&ctx, in_port)) { /* process_special() did all the processing for this packet. * * We do not perform special processing on thawed packets, since that * was done before they were frozen and should not be redone. */ mirror_ingress_packet(&ctx); } else if (in_port && in_port->xbundle Why is LACP more worthy of mirroring than the other protocols that process_special() handles?
> -----Original Message----- > From: Ben Pfaff [mailto:blp@ovn.org] > Sent: Thursday, February 14, 2019 10:58 PM > To: Nitin Katiyar <nitin.katiyar@ericsson.com> > Cc: ovs-dev@openvswitch.org; Manohar Krishnappa Chidambaraswamy > <manukc@gmail.com> > Subject: Re: [ovs-dev] [PATCH] LACP-Rx packets are not captured in ovs- > tcpdump. > > On Wed, Feb 13, 2019 at 10:51:18AM +0000, Nitin Katiyar wrote: > > Mirroring received LACP packets to help in debugging LACP issues. > > > > Co-authored-by: Manohar Krishnappa Chidambaraswamy > <manukc@gmail.com> > > Signed-off-by: Manohar Krishnappa Chidambaraswamy > <manukc@gmail.com> > > Signed-off-by: Nitin Katiyar <nitin.katiyar@ericsson.com> > > --- > > ofproto/ofproto-dpif-xlate.c | 1 + > > 1 file changed, 1 insertion(+) > > > > diff --git a/ofproto/ofproto-dpif-xlate.c > > b/ofproto/ofproto-dpif-xlate.c index acd4817..111f36e 100644 > > --- a/ofproto/ofproto-dpif-xlate.c > > +++ b/ofproto/ofproto-dpif-xlate.c > > @@ -3308,6 +3308,7 @@ process_special(struct xlate_ctx *ctx, const > struct xport *xport) > > } else if (xport->xbundle && xport->xbundle->lacp > > && flow->dl_type == htons(ETH_TYPE_LACP)) { > > if (packet) { > > + mirror_ingress_packet(ctx); > > lacp_process_packet(xport->xbundle->lacp, xport->ofport, packet); > > } > > slow = SLOW_LACP; > > As far as I can tell this will get called from xlate_action() anyway: Yeah, you are right. I can drop this patch. > > if (!xin->frozen_state && process_special(&ctx, in_port)) { > /* process_special() did all the processing for this packet. > * > * We do not perform special processing on thawed packets, since that > * was done before they were frozen and should not be redone. */ > mirror_ingress_packet(&ctx); > } else if (in_port && in_port->xbundle > > Why is LACP more worthy of mirroring than the other protocols that > process_special() handles?
diff --git a/ofproto/ofproto-dpif-xlate.c b/ofproto/ofproto-dpif-xlate.c index acd4817..111f36e 100644 --- a/ofproto/ofproto-dpif-xlate.c +++ b/ofproto/ofproto-dpif-xlate.c @@ -3308,6 +3308,7 @@ process_special(struct xlate_ctx *ctx, const struct xport *xport) } else if (xport->xbundle && xport->xbundle->lacp && flow->dl_type == htons(ETH_TYPE_LACP)) { if (packet) { + mirror_ingress_packet(ctx); lacp_process_packet(xport->xbundle->lacp, xport->ofport, packet); } slow = SLOW_LACP;