On Mon, Jul 8, 2024 at 5:01 PM Qiang Qiang45 Zhang via dev < ovs-dev@openvswitch.org> wrote:
> When a logical switch has 2 FWGs and each FWG has 3 ports, > Logical-Flow only has one fwg_group() action. > Submitted-at: northd: Fix issues for Forwarding_Group by ZhangQiang3 * > Pull Request #250 * ovn-org/ovn (github.com)< > https://github.com/ovn-org/ovn/pull/250> > > From 02186da234426bc361615eb6b5142c76f296202f Mon Sep 17 00:00:00 2001 > From: zhangqiang45 zhangqian...@lenovo.com<mailto:zhangqian...@lenovo.com> > Date: Mon, 8 Jul 2024 14:25:04 +0800 > Subject: [PATCH ovn] northd: Fix issues for Forwarding_Group The use of > variables from the outer loop in the inner loop causes the outer loop to > terminate prematurely. eg. LVS are three fwgs, > fwg1(p1,p2,p3,p4),fwg2(p11,p22),fwg3(p31,p32),only fwg1 in logical_flows > > --- > Hello, thank you for the fix. The commit message seems to be broken as it includes the email header for some reason. Also could you please add test to ovn-northd.at that ensures this won't happen in future? northd/northd.c | 7 +++++-- > 1 file changed, 5 insertions(+), 2 deletions(-) > > diff --git a/northd/northd.c b/northd/northd.c > index 6898daa00..21ab0bb91 100644 > --- a/northd/northd.c > +++ b/northd/northd.c > @@ -7929,6 +7929,9 @@ build_fwd_group_lflows(struct ovn_datapath *od, > struct lflow_table *lflows, > continue; > } > > + ds_clear(&match); > + ds_clear(&actions); > + > /* ARP responder for the forwarding group's virtual IP */ > ds_put_format(&match, "arp.tpa == %s && arp.op == 1", > fwd_group->vip); > @@ -7959,9 +7962,9 @@ build_fwd_group_lflows(struct ovn_datapath *od, > struct lflow_table *lflows, > ds_put_cstr(&group_ports, "liveness=\"true\","); > } > ds_put_cstr(&group_ports, "childports="); > - for (i = 0; i < (fwd_group->n_child_port - 1); ++i) { > + for (int j = 0; j < (fwd_group->n_child_port - 1); ++j) { > nit: Please use size_t as the "j" type. ds_put_format(&group_ports, "\"%s\",", > - fwd_group->child_port[i]); > + fwd_group->child_port[j]); > } > ds_put_format(&group_ports, "\"%s\"", > fwd_group->child_port[fwd_group->n_child_port - 1]); > -- > 2.39.3 > > _______________________________________________ > dev mailing list > d...@openvswitch.org > https://mail.openvswitch.org/mailman/listinfo/ovs-dev > > Thanks, Ales -- Ales Musil Senior Software Engineer - OVN Core Red Hat EMEA <https://www.redhat.com> amu...@redhat.com <https://red.ht/sig> _______________________________________________ dev mailing list d...@openvswitch.org https://mail.openvswitch.org/mailman/listinfo/ovs-dev